Kitchen fire extinguishing equipment and control method
阅读说明：本技术 一种厨房灭火设备与控制方法 (Kitchen fire extinguishing equipment and control method ) 是由 沈超 尤劲峰 于 2020-04-27 设计创作，主要内容包括：本发明涉及厨房消防设备技术领域,具体是一种厨房灭火设备与控制方法,一种厨房灭火设备主要包括灭火剂储存罐、黏贴背板、主控盒、支撑板、固定卡,还提供一种厨房灭火设备控制方法,其特征在于声音感应传感器的控制方法；温度测量传感器的控制方法；硫醇电化学浓度传感器的控制方法；声音感应传感器、温度测量传感器、硫醇电化学浓度传感器的数据处理模块的控制方法和红外摄像头感应传感器与红外烟雾感应传感器的数据处理模块的控制方法,通过多层判断方法对厨房燃气灶进行监测,有效实现对着火源的控制,避免误判的现象,极大减少由于厨房着火带来的经济损失。(The invention relates to the technical field of kitchen fire-fighting equipment, in particular to kitchen fire-fighting equipment and a control method, wherein the kitchen fire-fighting equipment mainly comprises a fire extinguishing agent storage tank, an adhesive back plate, a main control box, a supporting plate and a fixing clamp; a method of controlling a temperature measuring sensor; a control method of a mercaptan electrochemical concentration sensor; the control method of the data processing modules of the sound induction sensor, the temperature measuring sensor and the mercaptan electrochemical concentration sensor and the control method of the data processing modules of the infrared camera induction sensor and the infrared smoke induction sensor monitor the kitchen gas stove through a multilayer judgment method, so that the control of an ignition source is effectively realized, the phenomenon of misjudgment is avoided, and the economic loss caused by kitchen ignition is greatly reduced.)
1. A kitchen fire suppression device characterized by: the fire extinguishing agent storage tank comprises a fire extinguishing agent storage tank 4, an adhesive back plate 8, a main control box 9, a support plate 16 and a fixing clamp 5, wherein steering pipes 3 are arranged at two ends of the fire extinguishing agent storage tank 4, a rubber gasket 6 is arranged on the steering pipes 3 in a direction close to the fire extinguishing agent storage tank 4, an opening valve 2 is arranged on the steering pipes 3 in a direction far away from the fire extinguishing agent storage tank 4, a nozzle outlet 1 is arranged on the opening valve 2 in a direction far away from the steering pipes 3, and an opening valve signal power supply inlet 7 is arranged on the side surface of the opening valve 2 in a direction far away from the fire extinguishing agent storage tank 4; the said supporting plate 16 is a rectangular supporting plate 16, the vertical direction of the long edge and both ends of the said supporting plate 16 is equipped with a supporting plate connecting plate 15, the said supporting plate connecting plate 15 is equipped with a fixing clip groove 14 far away from the direction of the supporting plate 16, the said fixing clip groove 14 is complementary with the fixing clip 5, the fixing clip 5 can be inserted into the fixing clip groove 14, the said pasting backboard 8 is a rectangular pasting backboard 8, the vertical position of the bottom of the pasting backboard 8 is equipped with a supporting plate fixing plate connecting plate 18, a supporting plate fixing plate 17 is arranged in front of the supporting plate fixing plate connecting plate 18, the bottom of the pasting backboard 8 is equipped with a main control box 9, the left and right sides of the main control box 9 are equipped with an opening valve signal power supply outlet 19, the right side (left side) of the main control box 9 is equipped with a power source 20, the main control box 9 is equipped with an infrared camera sensor shell 12 far away from the right side center of the pasting backboard 8, the infrared camera induction sensor shell 12 is provided with a temperature measurement sensor shell 10 in the upper left corner direction on the side surface of the main control box 9 far away from the sticking backboard 8, the infrared camera induction sensor shell 12 is provided with an infrared smoke induction sensor shell 11 in the lower left corner direction on the side surface of the main control box 9 far away from the sticking backboard 8, the infrared camera induction sensor shell 12 is provided with a mercaptan electrochemical sensor shell 21 in the upper right corner direction on the side surface of the main control box 9 far away from the sticking backboard 8, the infrared camera induction sensor shell 12 is provided with a sound detection sensor shell 13 in the lower right corner direction on the side surface of the main control box 9 far away from the sticking backboard 8, an opening valve signal power supply inlet pipeline 22 is arranged around the opening valve signal power supply inlet 7, and an electromagnetic coil lead pipeline 23 is arranged in the opening valve signal power supply inlet pipeline 22, the electromagnetic coil pipe 23 is connected with the electromagnetic coils 24 at two sides in the direction opposite to the opening valve signal power supply inlet pipe 22, the electromagnetic coil 24 is provided with an electromagnetic fixing block 32, the electromagnetic fixing block 32 is provided with an electromagnetic excitation block 25 in the direction far away from the center of the opening valve 2, two sides in the direction opposite to the opening valve signal power supply inlet pipe 22 of the opening valve 2 are provided with electromagnetic excitation block fixing holes 35, the electromagnetic fixing block 32 is provided with a limiting crystal 26 in the direction close to the center of the opening valve 2, the limiting crystal 26 is fixed by a male limiting plate clamping groove 28 and a female limiting plate clamping groove 29, the male limiting plate clamping groove 28 is connected with a male limiting plate 31, the female limiting plate clamping groove 29 is connected with a female limiting plate 33, and the front and rear sides of the male limiting plate clamping groove 28 and the female limiting plate clamping groove 29 are provided with pushing limiting rods 27, the front and rear sides of the male limiting plate 31 and the female limiting plate 33 are respectively provided with an upper runner pipeline 30 and a lower runner pipeline 34.
2. A kitchen fire fighting apparatus as defined in claim 1, further comprising: infrared camera inductive sensor shell 12 in be provided with infrared camera inductive sensor 50, temperature measurement sensor shell 10 in be provided with temperature measurement sensor 49, infrared smog inductive sensor shell 11 in be provided with infrared smog inductive sensor 47, mercaptan electrochemical sensor shell 21 in be provided with mercaptan electrochemical sensor 48, sound detection sensor shell 13 in be provided with sound detection sensor 51, infrared smog inductive sensor 47, mercaptan electrochemical concentration sensor 48, temperature measurement sensor 49, infrared camera inductive sensor 50 and sound detection sensor 51 be connected with digital-to-analog conversion module A40, digital-to-analog conversion module A40 be connected with data processing module 39, data processing module 39 be connected with storage module 46 and controller 38, the controller 38 is connected with the storage module 46, the controller 38 is connected with the Wifi module 36, the bluetooth module 41, the communication module 37 and the wireless module 42, the controller 38 is connected with the execution module 45, the execution module 45 is connected with the digital-to-analog conversion module B44, the digital-to-analog conversion module B44 is connected with the voltage-stabilizing direct current source 43, the voltage-stabilizing direct current source 43 is connected with the electromagnetic coil lead 52, the electromagnetic coil lead 52 is located in the electromagnetic coil lead pipeline 23, and the electromagnetic coil lead 52 is connected with the electromagnetic coil 24.
3. A kitchen fire fighting apparatus as defined in claim 1 or 2, characterized in that: the Wifi module 36, the communication module 37, the controller 38, the data processing module 39, the data conversion module a 40, the bluetooth module 41, the wireless module 42, the regulated dc power supply 43, the digital-to-analog conversion module B44, the execution module 45, the storage module 46, the infrared smoke sensor 47, the thiol electrochemical concentration sensor 48, the temperature measurement sensor 49, the infrared camera sensor 50, the sound detection sensor 51, and the power supply module 53 are all located in the main control box 9, the power supply interface 20 is connected with the power supply module 53, the power supply module 53 is connected with each module and sensor in the main control box 9 for power supply, and the power supply module 53 supplies power to the electromagnetic coil 24 through the regulated dc power supply 43 and the electromagnetic coil lead 52.
4. A control method of kitchen fire extinguishing equipment is characterized by comprising a control method of a kitchen fire extinguishing equipment sound induction sensor, a control method of a kitchen fire extinguishing equipment temperature measurement sensor, a control method of a kitchen fire extinguishing equipment mercaptan electrochemical concentration sensor, a control method of a kitchen fire extinguishing equipment sound induction sensor, a temperature measurement sensor and a mercaptan electrochemical concentration sensor data processing module and a control method of a kitchen fire extinguishing equipment infrared camera induction sensor and an infrared smoke induction sensor data processing module:
a control method of a kitchen fire extinguishing equipment sound induction sensor is characterized by comprising the following steps:
s1: setting the maximum allowable variation value of the numerical value as Data-PMAXThe minimum allowable value is changed to Data-PMINSetting a cycle time count tnAnd will tnN in (1) is assigned to 0;
s2: if the data t of the starting time of the equipment is obtained0Initializing n to 0;
s3: obtaining a time tnTime Data-Ptn；
S4: obtaining a time tn+1Time Data-Ptn+1；
S5: judgment of
S6: transmission device early warning instruction Data-PWarning；
S7：n＝n+1；
A control method of a kitchen fire extinguishing equipment temperature measuring sensor is characterized by comprising the following steps:
s8: setting the maximum allowable value of the numerical value as Data-TMAXThe minimum allowable value is Data-TMINIs provided withSet cycle time count tnAnd will tnN in (1) is assigned to 0;
s9: if the data t of the starting time of the equipment is obtained0Initializing n to 0;
s10: obtaining a time tnTime Data-Tt；
S11：IF Data-TMIN≤Data-Tt≤Data-TMAX；
S12：DataMIN≤Data-Tt≤DataMAX；
S13：n＝n+1；
A control method of a kitchen fire extinguishing equipment mercaptan electrochemical concentration sensor is characterized by comprising the following steps:
s14: setting the maximum allowable value of the numerical value as Data-rhoMAXThe minimum allowable value is Data-rhoMINSetting a cycle time count tnAnd will tnN in (1) is assigned to 0;
s15: if the data t of the starting time of the equipment is obtained0Initializing n to 0;
s16: obtaining a time tnTime Data-rhot；
S17：IF Data-ρMIN≤Data-ρt≤Data-ρMAX；
S18: transmission equipment early warning instruction Data-rhoWarning；
S19：n＝n+1；
A control method for a data processing module of a kitchen fire extinguishing equipment sound induction sensor, a temperature measuring sensor and a mercaptan electrochemical concentration sensor is characterized by comprising the following steps:
s20: starting data acquisition;
s21: signal denoising and curvilinearization processing;
s22: control of a kitchen fire fighting equipment sound sensing sensor;
s23: control of a kitchen fire fighting equipment temperature measurement sensor;
s24: the control of a mercaptan electrochemical concentration sensor of kitchen fire extinguishing equipment;
S25：IF(Data-PWarning&&Data-TWarning)or Data-ρWarning；
s26: activating an infrared smoke induction sensor and an infrared camera induction sensor and carrying out signal transmission early warning;
s36: returning to start of data acquisition;
a control method for a data processing module of an infrared camera sensor and an infrared smoke sensor of kitchen fire extinguishing equipment is characterized by comprising the following steps:
s27: setting the maximum allowable variation proportion as transformation, setting the coordinate of each pixel point as (x) by the infrared camera induction sensor and the infrared smoke pixel point matrixi，yj) (x represents a column, y represents a row, i represents a row, y represents a row, i and j have the minimum value of 1 and the maximum values of Max and Min);
s28: acquiring device start time data t0Initializing Time to 0;
s29: obtaining a time tTimeTime of day each pixel point data (x)i，yj)；
S30: setting the maximum Number of contrast valuesMaxMax × Min, the variation Number is setchange；
S31: carrying out binarization processing on each pixel point;
s32: carrying out reverse processing on each pixel point;
s33: comparison of tTimeTime and tTime-1Time of day each pixel point data (x)i，yj) Size, and records the change amount assignment to NumberChange；
S34：
S35: transmitting a device early warning instruction to the controller;
s36: and returning to the beginning of data acquisition.
5. The kitchen fire extinguishing apparatus control method according to claim 4, characterized in that: a control method of kitchen fire extinguishing equipment comprises a control method of a kitchen fire extinguishing equipment sound induction sensor, a control method of a kitchen fire extinguishing equipment temperature measurement sensor, a control method of a kitchen fire extinguishing equipment mercaptan electrochemical concentration sensor, a control method of a kitchen fire extinguishing equipment sound induction sensor, a temperature measurement sensor, a control method of a data processing module of the mercaptan electrochemical concentration sensor and a control method of a data processing module of a kitchen fire extinguishing equipment infrared camera induction sensor and an infrared smoke induction sensor.
6. The kitchen fire extinguishing apparatus control method according to claim 4, characterized in that: a control method of kitchen fire extinguishing equipment comprises a control method of a kitchen fire extinguishing equipment sound induction sensor, a control method of a kitchen fire extinguishing equipment temperature measurement sensor, a control method of a kitchen fire extinguishing equipment mercaptan electrochemical concentration sensor, a control method of a kitchen fire extinguishing equipment sound induction sensor, a temperature measurement sensor, a control method of a data processing module of the mercaptan electrochemical concentration sensor and a control method of a data processing module of a kitchen fire extinguishing equipment infrared camera induction sensor and an infrared smoke induction sensor, wherein the control methods comprise initial time t, tn、tn+1And n is all of each control method, acts only in each control method, is not universal counting, and data acquired by the control methods are all according to t and tn、tn+1And n counting mode is used for circularly overwriting and storing in the storage module, namely, the storage module allocates storage areas for each control, data are written into the storage areas one by one according to the array arrangement mode, and when the writing areas are written to the last storage position of the allocated storage areas, the next storage data is rewritten from the first storage position of the allocated storage areas to overwrite and write the storage data.
7. A kitchen fire fighting apparatus as defined in claim 2, further comprising: each functional power supply of each module and each sensor can be integrated in one processing unit, or each unit can exist alone physically, or two or more units are integrated in one unit; the integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
Technical Field
The invention relates to the technical field of kitchen fire fighting equipment, in particular to kitchen fire fighting equipment and a control method.
Background
The kitchen fires and brings huge economic loss for the family, and the kitchen fires the fire source and mainly comes from equipment such as gas-cooker, bake out the stove, if can in time put out when equipment catches fire, the loss that the reduction conflagration that can very big degree brought, current kitchen fire extinguishing apparatus can't adapt to complicated noisy environment at present, especially the complicated place of oil smoke such as hotel, because the oil smoke that its produced is more, causes the shower nozzle of fire extinguishing apparatus to block up easily, when taking place the conflagration, can't in time put out the fire source. Accordingly, one skilled in the art provides a fire extinguishing apparatus for kitchen equipment to solve the problems set forth in the background art.
Disclosure of Invention
The present invention is directed to a kitchen fire extinguishing apparatus and a control method thereof, which solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a kitchen fire extinguishing apparatus comprises a fire extinguishing agent storage tank, an adhesive back plate, a main control box, a supporting plate and a fixing clamp, wherein steering pipes are arranged at two ends of the fire extinguishing agent storage tank, a rubber gasket is arranged on the steering pipes in a direction close to the fire extinguishing agent storage tank, an opening valve is arranged on the steering pipes in a direction far away from the fire extinguishing agent storage tank, a nozzle outlet is arranged on the opening valve in a direction far away from the steering pipes, and an opening valve signal power supply inlet is arranged on the side surface of the opening valve in a direction far away from the fire extinguishing agent storage tank; the backup pad be the rectangle backup pad, the long limit both ends vertical direction of backup pad be provided with the backup pad connecting plate, the backup pad connecting plate keep away from the backup pad direction and be provided with the fixing clip recess, fixing clip recess and fixing clip shape complementary, the fixing clip can insert in the fixing clip recess, the pasting backplate be the rectangle pasting backplate, pasting backplate bottom vertical position be provided with backup pad fixed plate connecting plate, the fixed plate connecting plate before be provided with the backup pad fixed plate, pasting backplate bottom be provided with the main control box, the main control box left and right sides be provided with the export of opening valve signal power supply, main control box right side (left side) unilateral be provided with power source, the main control box keep away from pasting backplate direction side and be provided with infrared camera induction sensor shell in the middle of the centre, infrared camera induction sensor shell keep away from at the main control box and paste backplate direction side on the upper left corner direction and be provided with temperature on the direction The sensor comprises a sensor shell for measuring the temperature, an infrared smoke induction sensor shell is arranged in the lower left corner direction of the main control box far away from the side face of the sticking backboard direction, a mercaptan electrochemical sensor shell is arranged in the upper right corner direction of the main control box far away from the side face of the sticking backboard direction, a sound detection sensor shell is arranged in the lower right corner direction of the main control box far away from the side face of the sticking backboard direction, a starting valve signal power supply inlet pipeline is arranged around the starting valve signal power supply inlet, an electromagnetic coil conducting wire pipeline is arranged in the starting valve signal power supply inlet pipeline, the electromagnetic coil pipeline is connected with electromagnetic coils on two sides of the direction not opposite to the valve signal power supply inlet pipeline, and an electromagnetic fixed block is arranged at the electromagnetic coil, the electromagnetic fixing block is provided with an electromagnetic excitation block far away from the center direction of the opening valve, the two sides of the opening valve, which are not opposite to the opening valve signal power supply inlet pipeline, are provided with electromagnetic excitation block fixing holes, the electromagnetic fixing block is provided with a limit crystal close to the center direction of the opening valve, the limit crystal is fixed by a male limit plate clamping groove and a female limit plate clamping groove, the male limit plate clamping groove is connected with a male limit plate, the female limit plate clamping groove is connected with a female limit plate, pushing limit rods are arranged on the front side and the rear side of the male limit plate clamping groove and the female limit plate clamping groove, and an upper flow channel pipeline and a lower flow channel pipeline are respectively arranged on the front side and the rear side of the male limit plate and the female limit plate.
Further, infrared camera inductive sensor shell in be provided with infrared camera inductive sensor, temperature measuring sensor shell in be provided with temperature measuring sensor, infrared smog inductive sensor shell in be provided with infrared smog inductive sensor, mercaptan electrochemical sensor shell in be provided with mercaptan electrochemical sensor, sound detection sensor shell in be provided with sound detection sensor, infrared smog inductive sensor, mercaptan electrochemical concentration sensor, temperature measuring sensor, infrared camera inductive sensor and sound detection sensor be connected with digital-to-analog conversion module A, digital-to-analog conversion module A be connected with data processing module, data processing module be connected with storage module and controller, controller be connected with storage module, controller and Wifi module, The Bluetooth module, the communication module and the wireless module are connected, the controller is connected with the execution module, the execution module is connected with the digital-to-analog conversion module B, the digital-to-analog conversion module B is connected with the voltage-stabilizing direct current source, the voltage-stabilizing direct current source is connected with an electromagnetic coil wire, the electromagnetic coil wire is located in an electromagnetic coil wire pipeline, and the electromagnetic coil wire is connected with an electromagnetic coil.
Furthermore, Wifi module, communication module, controller, data processing module, data conversion module A, bluetooth module, wireless module, steady voltage direct current source, digital analog conversion module B, execution module, storage module, infrared smog inductive sensor, mercaptan electrochemistry concentration sensor, temperature measurement sensor, infrared camera inductive sensor, sound detection sensor, power module all are located the main control box, power source be connected with power module, power module and main control box in each module and sensor be connected the power supply, power module pass through steady voltage direct current source, for the solenoid power supply through the solenoid wire.
The invention also provides a control method of the kitchen fire-extinguishing equipment, which is characterized by comprising a control method of a kitchen fire-extinguishing equipment sound induction sensor, a control method of a kitchen fire-extinguishing equipment temperature measurement sensor, a control method of a kitchen fire-extinguishing equipment mercaptan electrochemical concentration sensor, a control method of a kitchen fire-extinguishing equipment sound induction sensor, a temperature measurement sensor and a mercaptan electrochemical concentration sensor data processing module, and a control method of a kitchen fire-extinguishing equipment infrared camera induction sensor and an infrared smoke induction sensor data processing module, wherein the control method comprises the following steps:
a control method of a kitchen fire extinguishing equipment sound induction sensor comprises the following steps:
s1: setting the maximum allowable variation value of the numerical value as Data-PMAXThe minimum allowable value is changed to Data-PMINSetting a cycle time count tnAnd will tnN in (1) is assigned to 0;
s2: if the data t of the starting time of the equipment is obtained0Initializing n to 0;
s3: obtaining a time tnTime Data-Ptn；
S4: obtaining a time tn+1Time Data-Ptn+1；
S5: judgment of
S6: transmission device early warning instruction Data-PWarning；
S7：n＝n+1；
Because people move in the actual kitchen, particularly in the kitchen with large supply demand such as restaurants and the like, the noise is more, and the maximum allowable change value of the numerical value of the collected Data is set to be Data-P by the sound induction sensorMAXThe minimum allowable value is changed to Data-PMINAnd comparing the time tnTime Data-PtnAnd time tn+1Time Data-Ptn+1In Data-PtnAnd Data-Ptn+1Is within a range of maximum allowable variation values of Data-PMAXThe minimum allowable value is changed to Data-PMINWhen the range is within, the kitchen can be considered to be unattended or the attendees are far away from the kitchen gas stove, the kitchen is in the equipment safety monitoring range, and the early warning is needed all the time, so that the attendees cannot arrive in time when the fire disaster happens.
A control method of a kitchen fire extinguishing equipment temperature measuring sensor comprises the following steps:
s8: setting the maximum allowable value of the numerical value as Data-TMAXThe minimum allowable value is Data-TMINSetting a cycle time count tnAnd will tnN in (1) is assigned to 0;
s9: if the data t of the starting time of the equipment is obtained0Initializing n to 0;
s10: obtaining a time tnTime Data-Tt；
S11：IF Data-TMIN≤Data-Tt≤Data-TMAX；
S12：DataMIN≤Data-Tt≤DataMAX；
S13：n＝n+1；
When an ignition source occurs to a kitchen gas stove, the temperature change around the gas stove, particularly above the gas stove, is obvious, the temperature rising speed is high, and the maximum allowable value of the numerical value is set to be Data-T by the acquisition numerical value of the temperature measurement sensorMAXThe minimum allowable value is Data-TMINWhen the temperature measuring sensor senses that the acquired temperature reaches or exceeds the maximum allowable value of the numerical value, the Data-T isMAXIn time, the possibility that a large fire is caused by the secondary hidden danger can be judged.
A control method of a kitchen fire extinguishing equipment mercaptan electrochemical concentration sensor comprises the following steps:
s14: setting the maximum allowable value of the numerical value as Data-rhoMAXThe minimum allowable value is Data-rhoMINSetting a cycle time count tnAnd will tnN in (1) is assigned to 0;
s15: if the data t of the starting time of the equipment is obtained0Initializing n to 0;
s16: obtaining a time tnTime Data-rhot；
S17：IFData-ρMIN≤Data-ρt≤Data-ρMAX；
S18: transmission equipment early warning instruction Data-rhoWarning；
S19：n＝n+1；
At present, china's gas is to commercial and civilian gas supply, when the gas takes place to leak the problem, in order to make things convenient for the gas user in time to discover to leak, the mercaptan that has pungent smell can be added to the gas supplier, when mercaptan content exceeded certain numerical value, because human nose to the hysteresis quality and the sensitivity restriction of smell response, the user is in the leakage of discovery gas, the gas has belonged to excessive leakage, the potential safety hazard is very big, through utilizing mercaptan electrochemistry concentration sensor, the discovery gas that can be more accurate leaks the problem, before serious leakage takes place, mercaptan electrochemistry concentration sensor information transmission makes the controller pass through wireless module, bluetooth module, Wifi module and communication module in time inform to user's various signal receiving equipment, in time take action to stop the further leakage of gas.
A control method for a data processing module of a kitchen fire extinguishing equipment sound induction sensor, a temperature measuring sensor and a mercaptan electrochemical concentration sensor comprises the following steps:
s20: starting data acquisition;
s21: signal denoising and curvilinearization processing;
s22: control of a kitchen fire fighting equipment sound sensing sensor;
s23: control of a kitchen fire fighting equipment temperature measurement sensor;
s24: the control of a mercaptan electrochemical concentration sensor of kitchen fire extinguishing equipment;
S25：IF(Data-PWarning&&Data-TWarning)orData-ρWarning；
s26: activating an infrared smoke induction sensor and an infrared camera induction sensor and carrying out signal transmission early warning;
s36: returning to start of data acquisition;
the method comprises the steps of obtaining accurate and stable analog signals through preprocessing of data, namely signal denoising and curvilization, preliminarily judging the problems of an ignition source and leakage of the kitchen gas stove through the control of a sound induction sensor, the control of a temperature measurement sensor and the control of a mercaptan electrochemical concentration sensor, and further activating an infrared smoke induction sensor and an infrared camera induction sensor to further judge when the problems of the ignition source and the leakage exist.
A control method for data processing modules of an infrared camera sensor and an infrared smoke sensor of kitchen fire extinguishing equipment comprises the following steps:
s27: setting the maximum allowable variation proportion as transformation, setting the coordinate of each pixel point as (x) by the infrared camera induction sensor and the infrared smoke pixel point matrixi，yj) (x denotes a column, y denotes a row, i denotes a row, y denotes a column, y denotes a row, and i, j have a minimum value of1, Max, Min maximum);
s28: acquiring device start time data t0Initializing Time to 0;
s29: obtaining a time tTimeTime of day each pixel point data (x)i，yj)；
S30: setting the maximum Number of contrast valuesMaxMax × Min, the variation Number is setChange；
S31: carrying out binarization processing on each pixel point;
s32: carrying out reverse processing on each pixel point;
s33: comparison of tTimeTime and tTime-1Time of day each pixel point data (x)i，yj) Size, and records the change amount assignment to NumberChange；
S34：
S35: transmitting a device early warning instruction to the controller;
s36: returning to start of data acquisition;
the infrared camera induction sensor and the infrared smoke sensor which are activated and used can further realize the judgment of ignition point combustion and gas leakage, the image information collected by the infrared camera induction sensor and the infrared smoke sensor is processed, the ignition point temperature, particularly the surrounding temperature fluctuation is extremely large, the ignition point smoke concentration can be rapidly and irregularly diffused along with ignition and burning, the proportion of pixel point change in the whole pixel points is compared with the processed images at different time points of the infrared camera induction sensor and the infrared smoke sensor to judge whether the ignition source and smoke are dispersed, the existence of the ignition source is determined, the execution module is controlled by the controller, the voltage-stabilizing direct current source is excited to enable the current in the electromagnetic coil to flow to form the electromagnetic effect, and the electromagnetic effect enables the electromagnetic fixed block to attract the electromagnetic excitation block, the electromagnetic excitation block is enabled to collide with the electromagnetic fixing block and the limiting crystal, the broken limiting crystal enables the male limiting plate and the female limiting plate connected with the male limiting plate clamping groove and the female limiting plate clamping groove to be separated, and therefore the upper flow channel pipeline and the lower flow channel pipeline are communicated, fire extinguishing agents in the fire extinguishing agent storage tank flow out, flames are extinguished, and the flames are extinguished in time.
Further, the kitchen fire extinguishing equipment control method comprises a kitchen fire extinguishing equipment sound induction sensor control method, a kitchen fire extinguishing equipment temperature measurement sensor control method, a kitchen fire extinguishing equipment mercaptan electrochemical concentration sensor control method, a kitchen fire extinguishing equipment sound induction sensor, a temperature measurement sensor, a mercaptan electrochemical concentration sensor data processing module control method and a kitchen fire extinguishing equipment infrared camera induction sensor and infrared smoke induction sensor data processing module control method.
Further, a kitchen fire extinguishing apparatus control method comprises a kitchen fire extinguishing apparatus sound induction sensor control method, a kitchen fire extinguishing apparatus temperature measurement sensor control method, a kitchen fire extinguishing apparatus mercaptan electrochemical concentration sensor control method, a kitchen fire extinguishing apparatus sound induction sensor, a temperature measurement sensor, a mercaptan electrochemical concentration sensor data processing module control method and a kitchen fire extinguishing apparatus infrared camera induction sensor and infrared smoke induction sensor data processing module control method, and the initial time t, tn、tn+1And n is all of each control method, acts only in each control method, is not universal counting, and data acquired by the control methods are all according to t and tn、tn+1And n counting mode is used for circularly overwriting and storing in the storage module, namely, the storage module allocates storage areas for each control, data are written into the storage areas one by one according to the array arrangement mode, and when the writing areas are written to the last storage position of the allocated storage areas, the next overwriting and writing storage data from the first storage position of the allocated storage areas.
Compared with the prior art, the invention has the following beneficial effects: the kitchen gas stove is monitored by a multilayer judgment method, so that the ignition source is effectively controlled, the phenomenon of misjudgment is avoided, and the economic loss caused by the ignition of a kitchen is greatly reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a split structure of a kitchen fire extinguishing apparatus.
Fig. 2 is a schematic top view of the internal structure of an opening valve of a kitchen fire extinguishing apparatus.
Fig. 3 is a schematic top view 2 of the internal structure of an opening valve of a kitchen fire extinguishing apparatus.
Fig. 4 is a schematic top view 3 of the internal structure of an opening valve of a kitchen fire extinguishing apparatus.
Fig. 5 is a schematic diagram of a circuit module of a kitchen fire extinguishing apparatus.
Fig. 6 is a schematic diagram of a control method of a sound sensing sensor of a kitchen fire extinguishing apparatus.
Fig. 7 is a schematic diagram of a control method of a kitchen fire extinguishing apparatus temperature measuring sensor.
Fig. 8 is a schematic diagram of a control method of a mercaptan electrochemical concentration sensor of a kitchen fire extinguishing device.
Fig. 9 is a schematic diagram of a control method of a data processing module of a kitchen fire extinguishing equipment sound sensing sensor, a temperature measuring sensor and a mercaptan electrochemical concentration sensor.
Fig. 10 is a schematic diagram of a control method of a data processing module of an infrared camera sensor and an infrared smoke sensor of a kitchen fire extinguishing apparatus.
Fig. 11 is a schematic diagram of a part of collected data of a sound sensing sensor of a kitchen fire extinguishing apparatus.
Fig. 12 is a schematic diagram 1 of part of the data collected by a kitchen fire fighting equipment temperature measuring sensor.
Fig. 13 is a schematic diagram 2 of a part of the collected data of a kitchen fire-extinguishing device temperature measuring sensor.
FIG. 14 is a schematic diagram of a portion of the data collected from a kitchen fire fighting device thiol electrochemical concentration sensor.
Fig. 15 is a schematic diagram of the coordinate setting of data pixel points of an infrared camera sensor and an infrared smoke sensor of the kitchen fire extinguishing apparatus.
Fig. 16 is a data image 1 acquired and processed by an infrared camera induction sensor of the kitchen fire extinguishing equipment.
Fig. 17 is a data image 2 acquired and processed by an infrared camera induction sensor of the kitchen fire extinguishing equipment.
Fig. 18 is a data image 3 of a kitchen fire extinguishing equipment infrared smoke sensor after processing.
Fig. 19 is a data image 4 of a kitchen fire extinguishing equipment infrared smoke sensor after processing.
Fig. 20 is a data image 5 acquired and processed by an infrared smoke sensor of the kitchen fire extinguishing equipment.
In the figure: 1-outlet, 2-opening valve, 3-steering tube, 4-fire extinguishing agent storage tank, 5-fixing clip, 6-rubber gasket, 7-opening valve signal power supply inlet, 8-sticking back plate, 9-main control box, 10-temperature measurement sensor shell, 11-infrared smoke induction sensor shell, 12-infrared camera induction sensor shell, 13-sound detection sensor shell, 14-fixing clip groove, 15-support plate connecting plate, 16-support plate, 17-support plate fixing plate, 18-support plate fixing plate connecting plate, 19-opening valve signal power supply outlet, 20-power interface, 21-mercaptan electrochemical sensor shell, 22-opening valve signal power supply inlet pipeline, 23-electromagnetic coil conducting wire pipeline, 24-electromagnetic coil, 25-electromagnetic excitation block, 26-limit crystal, 27-push limit rod, 28-male limit plate clamping groove, 29-female limit plate clamping groove, 30-upper runner pipeline, 31-male limit plate, 32-electromagnetic fixed block, 33-female limit plate, 34-lower runner pipeline, 35-electromagnetic excitation block fixing hole, 36-Wifi module, 37-communication module, 38-controller, 39-data processing module, 40-data conversion module A, 41-Bluetooth module, 42-wireless module, 43-voltage-stabilizing direct current source, 44-digital-analog conversion module B, 45-execution module, 46-storage module, 47-infrared smoke induction sensor, 48-mercaptan electrochemical concentration sensor, 49-temperature measuring sensor, 50-infrared camera sensing sensor, 51-sound detecting sensor, 52-electromagnetic coil wire, 53-power module.
Detailed Description
In the following description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the two components can be connected mechanically or electrically, directly or indirectly through an intermediate medium, or can be communicated with each other inside the two components. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to explain the technical means of the present invention, the following description will be given by way of specific examples.
Referring to fig. 1-5, a kitchen fire extinguishing apparatus is provided for an embodiment of the present invention, and includes a fire extinguishing agent storage tank 4, an adhesive back plate 8, a main control box 9, a support plate 16, and a fixing clip 5, wherein two ends of the fire extinguishing agent storage tank 4 are provided with a steering pipe 3, a rubber gasket 6 is arranged on the steering pipe 3 in a direction close to the fire extinguishing agent storage tank 4, the steering pipe 3 is provided with an opening valve 2 in a direction away from the fire extinguishing agent storage tank 4, the opening valve 2 is provided with a nozzle outlet 1 in a direction away from the steering pipe 3, and a side surface of the opening valve 2 in a direction away from the fire extinguishing agent storage tank 4 is provided with an opening valve signal power supply inlet 7; the said supporting plate 16 is a rectangular supporting plate 16, the vertical direction of the long edge and both ends of the said supporting plate 16 is equipped with a supporting plate connecting plate 15, the said supporting plate connecting plate 15 is equipped with a fixing clip groove 14 far away from the direction of the supporting plate 16, the said fixing clip groove 14 is complementary with the fixing clip 5, the fixing clip 5 can be inserted into the fixing clip groove 14, the said pasting backboard 8 is a rectangular pasting backboard 8, the vertical position of the bottom of the pasting backboard 8 is equipped with a supporting plate fixing plate connecting plate 18, a supporting plate fixing plate 17 is arranged in front of the supporting plate fixing plate connecting plate 18, the bottom of the pasting backboard 8 is equipped with a main control box 9, the left and right sides of the main control box 9 are equipped with an opening valve signal power supply outlet 19, the right side (left side) of the main control box 9 is equipped with a power source 20, the main control box 9 is equipped with an infrared camera sensor shell 12 far away from the right side center of the pasting backboard 8, the infrared camera induction sensor shell 12 is provided with a temperature measurement sensor shell 10 in the upper left corner direction on the side surface of the main control box 9 far away from the sticking backboard 8, the infrared camera induction sensor shell 12 is provided with an infrared smoke induction sensor shell 11 in the lower left corner direction on the side surface of the main control box 9 far away from the sticking backboard 8, the infrared camera induction sensor shell 12 is provided with a mercaptan electrochemical sensor shell 21 in the upper right corner direction on the side surface of the main control box 9 far away from the sticking backboard 8, the infrared camera induction sensor shell 12 is provided with a sound detection sensor shell 13 in the lower right corner direction on the side surface of the main control box 9 far away from the sticking backboard 8, an opening valve signal power supply inlet pipeline 22 is arranged around the opening valve signal power supply inlet 7, and an electromagnetic coil lead pipeline 23 is arranged in the opening valve signal power supply inlet pipeline 22, the electromagnetic coil pipe 23 is connected with the electromagnetic coils 24 at two sides in the direction opposite to the opening valve signal power supply inlet pipe 22, the electromagnetic coil 24 is provided with an electromagnetic fixing block 32, the electromagnetic fixing block 32 is provided with an electromagnetic excitation block 25 in the direction far away from the center of the opening valve 2, two sides in the direction opposite to the opening valve signal power supply inlet pipe 22 of the opening valve 2 are provided with electromagnetic excitation block fixing holes 35, the electromagnetic fixing block 32 is provided with a limiting crystal 26 in the direction close to the center of the opening valve 2, the limiting crystal 26 is fixed by a male limiting plate clamping groove 28 and a female limiting plate clamping groove 29, the male limiting plate clamping groove 28 is connected with a male limiting plate 31, the female limiting plate clamping groove 29 is connected with a female limiting plate 33, and the front and rear sides of the male limiting plate clamping groove 28 and the female limiting plate clamping groove 29 are provided with pushing limiting rods 27, the front and rear sides of the male limiting plate 31 and the female limiting plate 33 are respectively provided with an upper runner pipeline 30 and a lower runner pipeline 34.
Preferably, an infrared camera sensor 50 is arranged in the infrared camera sensor shell 12, a temperature measuring sensor 49 is arranged in the temperature measuring sensor shell 10, an infrared smoke sensor 47 is arranged in the infrared smoke sensor shell 11, a mercaptan electrochemical sensor 48 is arranged in the mercaptan electrochemical sensor shell 21, a sound detecting sensor 51 is arranged in the sound detecting sensor shell 13, the infrared smoke sensor 47, the mercaptan electrochemical concentration sensor 48, the temperature measuring sensor 49, the infrared camera sensor 50 and the sound detecting sensor 51 are connected with a digital-to-analog conversion module a 40, the digital-to-analog conversion module a 40 is connected with a data processing module 39, the data processing module 39 is connected with a storage module 46 and a controller 38, the controller 38 is connected with the storage module 46, the controller 38 is connected with the Wifi module 36, the bluetooth module 41, the communication module 37 and the wireless module 42, the controller 38 is connected with the execution module 45, the execution module 45 is connected with the digital-to-analog conversion module B44, the digital-to-analog conversion module B44 is connected with the voltage-stabilizing direct current source 43, the voltage-stabilizing direct current source 43 is connected with the electromagnetic coil lead 52, the electromagnetic coil lead 52 is located in the electromagnetic coil lead pipeline 23, and the electromagnetic coil lead 52 is connected with the electromagnetic coil 24.
Preferably, the Wifi module 36, the communication module 37, the controller 38, the data processing module 39, the data conversion module a 40, the bluetooth module 41, the wireless module 42, the regulated dc power supply 43, the digital-to-analog conversion module B44, the execution module 45, the storage module 46, the infrared smoke sensor 47, the thiol electrochemical concentration sensor 48, the temperature measurement sensor 49, the infrared camera sensor 50, the sound detection sensor 51, and the power supply module 53 are all located in the main control box 9, the power supply interface 20 is connected with the power supply module 53, the power supply module 53 is connected with each module and sensor in the main control box 9 for power supply, and the power supply module 53 supplies power to the electromagnetic coil 24 through the regulated dc power supply 43 and the electromagnetic coil lead 52.
The invention also provides a control method of the kitchen fire-extinguishing equipment, which is characterized by comprising a control method of a kitchen fire-extinguishing equipment sound induction sensor, a control method of a kitchen fire-extinguishing equipment temperature measurement sensor, a control method of a kitchen fire-extinguishing equipment mercaptan electrochemical concentration sensor, a control method of a kitchen fire-extinguishing equipment sound induction sensor, a temperature measurement sensor and a mercaptan electrochemical concentration sensor data processing module, and a control method of a kitchen fire-extinguishing equipment infrared camera induction sensor and an infrared smoke induction sensor data processing module, wherein the control method comprises the following steps:
a control method of a kitchen fire extinguishing equipment sound induction sensor comprises the following steps:
s1: setting the maximum allowable variation value of the numerical value as Data-PMAXThe minimum allowable value is changed to Data-PMINSetting a cycle time count tnAnd will tnN in (1) is assigned to 0;
s2: if the data t of the starting time of the equipment is obtained0Initializing n to 0;
s3: obtaining a time tnTime Data-Ptn；
S4: obtaining a time tn+1Time Data-Ptn+1；
S5: judgment of
S6: transmission device early warning instruction Data-PWarning；
S7：n＝n+1；
A control method of a kitchen fire extinguishing equipment temperature measuring sensor comprises the following steps:
s8: setting the maximum allowable value of the numerical value as Data-PMAXThe minimum allowable value is Data-PMINSetting a cycle time count tnAnd will tnN in (1) is assigned to 0;
s9: if the data t of the starting time of the equipment is obtained0Initializing n to 0;
s10: obtaining a time tnTime Data-Tt；
S11：IFData-TMIN≤Data-Tt≤Data-TMAX；
S12：DataMIN≤Data-Tt≤DataMAX；
S13：n＝n+1；
A control method of a kitchen fire extinguishing equipment mercaptan electrochemical concentration sensor comprises the following steps:
s14: setting the maximum allowable value of the numerical value as Data-rhoMAXThe minimum allowable value is Data-rhoMINSetting a cycle time count tnAnd will tnN in (1) is assigned to 0;
s15: if the data t of the starting time of the equipment is obtained0Initializing n to 0;
s16: obtaining a time tnTime Data-rhot；
S17：IFData-ρMIN≤Data-ρt≤Data-ρMAX；
S18: transmission equipment early warning instruction Data-rhoWarning；
S19：n＝n+1；
A control method for a data processing module of a kitchen fire extinguishing equipment sound induction sensor, a temperature measuring sensor and a mercaptan electrochemical concentration sensor comprises the following steps:
s20: starting data acquisition;
s21: signal denoising and curvilinearization processing;
s22: control of a kitchen fire fighting equipment sound sensing sensor;
s23: control of a kitchen fire fighting equipment temperature measurement sensor;
s24: the control of a mercaptan electrochemical concentration sensor of kitchen fire extinguishing equipment;
S25：IF(Data-PWarning&&Data-TWarning)orData-ρWarning；
s26: activating an infrared smoke induction sensor and an infrared camera induction sensor and carrying out signal transmission early warning;
s36: returning to start of data acquisition;
a control method for data processing modules of an infrared camera sensor and an infrared smoke sensor of kitchen fire extinguishing equipment comprises the following steps:
s27: setting the maximum allowable variation proportion as transformation, setting the coordinate of each pixel point as (x) by the infrared camera induction sensor and the infrared smoke pixel point matrixi，yj) (x denotes a column, y denotes a row, i denotes a few columns, y denotes a few rows, i, j are smallestValue 1, Max, Min maximum);
s28: acquiring device start time data t0Initializing Time to 0;
s29: obtaining a time tTimeTime of day each pixel point data (x)i，yj)；
S30: setting the maximum Number of contrast valuesMaxMax × Min, the variation Number is setChange；
S31: carrying out binarization processing on each pixel point;
s32: carrying out reverse processing on each pixel point;
s33: comparison of tTimeTime and tTime-1Time of day each pixel point data (x)i，yj) Size, and records the change amount assignment to NumberChange；
S34：
S35: transmitting a device early warning instruction to the controller;
s36: returning to start of data acquisition;
preferably, the kitchen fire extinguishing equipment control method comprises a kitchen fire extinguishing equipment sound induction sensor control method, a kitchen fire extinguishing equipment temperature measurement sensor control method, a kitchen fire extinguishing equipment mercaptan electrochemical concentration sensor control method, a kitchen fire extinguishing equipment sound induction sensor, a temperature measurement sensor, a mercaptan electrochemical concentration sensor data processing module control method and a kitchen fire extinguishing equipment infrared camera induction sensor and infrared smoke induction sensor data processing module control method, and data under the time is obtained, and meanwhile data storage writing is conducted on a storage area corresponding to the time.
Preferably, the control method of the kitchen fire extinguishing equipment comprises a control method of a kitchen fire extinguishing equipment sound induction sensor, a control method of a kitchen fire extinguishing equipment temperature measurement sensor and kitchen fire extinguishing equipment sulfurControl method of alcohol electrochemical concentration sensor, control method of kitchen fire extinguishing equipment sound induction sensor, temperature measurement sensor and data processing module of mercaptan electrochemical concentration sensor, and control method of kitchen fire extinguishing equipment infrared camera induction sensor and data processing module of infrared smoke induction sensor, and initial time t, tn、tn+1And n is all of each control method, acts only in each control method, is not universal counting, and data acquired by the control methods are all according to t and tn、tn+1And n counting mode is used for circularly overwriting and storing in the storage module, namely, the storage module allocates storage areas for each control, data are written into the storage areas one by one according to the array arrangement mode, and when the writing areas are written to the last storage position of the allocated storage areas, the next storage data is rewritten from the first storage position of the allocated storage areas to overwrite and write the storage data.
For explaining the technical solution of the present invention, the following is explained by a specific embodiment, referring to fig. 5, the sound detection sensor 51 in the embodiment adopts a sound sensing module with adjustable sensitivity, which is composed of an audio processing chip LM386 module; the temperature measuring sensor 49 adopts a temperature measuring sensor consisting of BME680 modules; the infrared smoke induction sensor 47 adopts an infrared induction sensor composed of LHI778 rectangular whole columns; the mercaptan electrochemical concentration sensor 48 adopts an electrochemical air sensor consisting of a 4CH3SH-10 module sequence; the infrared camera induction sensor 50 is an infrared thermal imaging camera induction sensor consisting of a large square array of P-33-184201 modules; the digital-to-analog conversion module A40 adopts a digital-to-analog conversion module matched with the sensor module; the data processing module 39, the controller 38 and the execution module 45 adopt STM32 series chip modules, and the Wifi module 36 adopts an ESP8266 wireless transceiving serial port long-distance Internet of things Wifi module; the Bluetooth module 41 adopts a Bluetooth module with HC-05-USB function and memory pairing function; the communication module 37 adopts an SIM800C industrial GSM/GPRS four-frequency module; the wireless module 42 adopts an NRF24L01 wireless transceiver; the digital-to-analog conversion module B44 adopts an ADS 111512-bit high-precision analog-to-digital converter channel; the voltage-stabilizing direct-current source 43 adopts a direct-current switching power supply; the electromagnetic coil conducting wire 52 adopts a double-core tinned belt shielding layer copper wire; the electromagnetic coil 24 adopts a ring inductor; the power supply module 53 adopts a direct current switch power supply box; the power interface 20 adopts a delta-shaped socket interface; the storage module 46 adopts an SD card for storage; the above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same.
Referring to fig. 1-5, according to the connection device shown in the figure, a kitchen fire extinguishing device comprises a fire extinguishing agent storage tank 4, an adhesive back plate 8, a main control box 9, a support plate 16 and a fixing clamp 5, wherein steering pipes 3 are arranged at two ends of the fire extinguishing agent storage tank 4, a rubber gasket 6 is arranged on the steering pipes 3 in the direction close to the fire extinguishing agent storage tank 4, an opening valve 2 is arranged on the steering pipes 3 in the direction far away from the fire extinguishing agent storage tank 4, a nozzle outlet 1 is arranged on the opening valve 2 in the direction far away from the steering pipes 3, and an opening valve signal power supply inlet 7 is arranged on the side surface of the opening valve 2 in the direction far away from the fire extinguishing agent storage tank 4; the said supporting plate 16 is a rectangular supporting plate 16, the vertical direction of the long edge and both ends of the said supporting plate 16 is equipped with a supporting plate connecting plate 15, the said supporting plate connecting plate 15 is equipped with a fixing clip groove 14 far away from the direction of the supporting plate 16, the said fixing clip groove 14 is complementary with the fixing clip 5, the fixing clip 5 can be inserted into the fixing clip groove 14, the said pasting backboard 8 is a rectangular pasting backboard 8, the vertical position of the bottom of the pasting backboard 8 is equipped with a supporting plate fixing plate connecting plate 18, a supporting plate fixing plate 17 is arranged in front of the supporting plate fixing plate connecting plate 18, the bottom of the pasting backboard 8 is equipped with a main control box 9, the left and right sides of the main control box 9 are equipped with an opening valve signal power supply outlet 19, the right side (left side) of the main control box 9 is equipped with a power source 20, the main control box 9 is equipped with an infrared camera sensor shell 12 far away from the right side center of the pasting backboard 8, the infrared camera induction sensor shell 12 is provided with a temperature measurement sensor shell 10 in the upper left corner direction on the side surface of the main control box 9 far away from the sticking backboard 8, the infrared camera induction sensor shell 12 is provided with an infrared smoke induction sensor shell 11 in the lower left corner direction on the side surface of the main control box 9 far away from the sticking backboard 8, the infrared camera induction sensor shell 12 is provided with a mercaptan electrochemical sensor shell 21 in the upper right corner direction on the side surface of the main control box 9 far away from the sticking backboard 8, the infrared camera induction sensor shell 12 is provided with a sound detection sensor shell 13 in the lower right corner direction on the side surface of the main control box 9 far away from the sticking backboard 8, an opening valve signal power supply inlet pipeline 22 is arranged around the opening valve signal power supply inlet 7, and an electromagnetic coil lead pipeline 23 is arranged in the opening valve signal power supply inlet pipeline 22, the electromagnetic coil pipe 23 is connected with the electromagnetic coils 24 at two sides in the direction opposite to the opening valve signal power supply inlet pipe 22, the electromagnetic coil 24 is provided with an electromagnetic fixing block 32, the electromagnetic fixing block 32 is provided with an electromagnetic excitation block 25 in the direction far away from the center of the opening valve 2, two sides in the direction opposite to the opening valve signal power supply inlet pipe 22 of the opening valve 2 are provided with electromagnetic excitation block fixing holes 35, the electromagnetic fixing block 32 is provided with a limiting crystal 26 in the direction close to the center of the opening valve 2, the limiting crystal 26 is fixed by a male limiting plate clamping groove 28 and a female limiting plate clamping groove 29, the male limiting plate clamping groove 28 is connected with a male limiting plate 31, the female limiting plate clamping groove 29 is connected with a female limiting plate 33, and the front and rear sides of the male limiting plate clamping groove 28 and the female limiting plate clamping groove 29 are provided with pushing limiting rods 27, the front side and the rear side of the male limiting plate 31 and the female limiting plate 33 are respectively provided with an upper runner pipeline 30 and a lower runner pipeline 34; infrared camera inductive sensor shell 12 in be provided with infrared camera inductive sensor 50, temperature measurement sensor shell 10 in be provided with temperature measurement sensor 49, infrared smog inductive sensor shell 11 in be provided with infrared smog inductive sensor 47, mercaptan electrochemical sensor shell 21 in be provided with mercaptan electrochemical sensor 48, sound detection sensor shell 13 in be provided with sound detection sensor 51, infrared smog inductive sensor 47, mercaptan electrochemical concentration sensor 48, temperature measurement sensor 49, infrared camera inductive sensor 50 and sound detection sensor 51 be connected with digital-to-analog conversion module A40, digital-to-analog conversion module A40 be connected with data processing module 39, data processing module 39 be connected with storage module 46 and controller 38, the controller 38 is connected with the storage module 46, the controller 38 is connected with the Wifi module 36, the bluetooth module 41, the communication module 37 and the wireless module 42, the controller 38 is connected with the execution module 45, the execution module 45 is connected with the digital-to-analog conversion module B44, the digital-to-analog conversion module B44 is connected with the voltage-stabilizing direct current source 43, the voltage-stabilizing direct current source 43 is connected with the electromagnetic coil lead 52, the electromagnetic coil lead 52 is located in the electromagnetic coil lead pipe 23, and the electromagnetic coil lead 52 is connected with the electromagnetic coil 24; the Wifi module 36, the communication module 37, the controller 38, the data processing module 39, the data conversion module a 40, the bluetooth module 41, the wireless module 42, the regulated dc source 43, the digital-to-analog conversion module B44, the execution module 45, the storage module 46, the infrared smoke sensor 47, the thiol electrochemical concentration sensor 48, the temperature measurement sensor 49, the infrared camera sensor 50, the sound detection sensor 51, and the power module 53 are all located in the main control box 9, the power interface 20 is connected with the power module 53, the power module 53 is connected with each module and sensor in the main control box 9 for power supply, and the power module 53 supplies power to the electromagnetic coil 24 through the regulated dc source 43 and the electromagnetic coil lead 52; the equipment is installed on the wall surface right above the gas stove or around the gas stove, and for places with dense gas stoves, such as kitchens of restaurants and restaurants, one equipment is installed corresponding to one gas stove.
Example one
Referring to fig. 6, a method for controlling a sound sensor of a fire extinguishing apparatus in a kitchen according to an embodiment of the present invention is described as follows: the controller sets the maximum allowable variation value of Data-P as the Data measured by the sound detection sensorMAXThe minimum allowable value is changed to Data-PMINSetting a cycle time count tnAnd will tnIs assigned to 0(S1), a memory sequence is allocated in the memory module for the acoustic sensor; if the equipment is at the beginning of data acquisition, acquiring data t at the starting time of the equipment if the data acquisition0Initializing n to 0(S2), modulating the data pointer to the initial position of the allocated storage module, and entering a data reading stage to acquire time t if the device is not at the start of data acquisition, namely at the middle step of data acquisitionnTime Data-Ptn(S3) and acquisition time tn+1Time Data-Ptn+1(S4), namely respectively storing data adjacent to each other in the memory module; comparing the adjacent data to obtain the jump value before and after counting time, and comparingWhen the jump value is not at the maximum allowable value, it is Data-PMAXAnd the minimum allowable value is Data-PMINIn the middle, the situation that the periphery of the equipment is in a quiet state, a kitchen is in a quiet unmanned state or personnel are far away from the equipment at the moment is shown, the equipment needs to activate a monitoring function, the safety of the equipment is monitored, and an equipment early warning instruction Data-T is transmitted to the controllerWarning(S6), when the jump value is at the maximum allowable value, it is Data-PMAXAnd the minimum allowable value is Data-PMINIn the middle, the situation that the surrounding environment of the equipment is noisy and personnel activity exists is explained, and due to the fact that the surrounding of the gas stove is arranged at the installation position of the equipment, the gas stove can be considered to be in use or the surrounding of the gas stove is monitored by a user, and the equipment early warning instruction Data-T does not need to be transmittedWarningOnly the cycle time count needs to be incremented (S7) to continue monitoring; referring to FIG. 11, tP1And tP3The image collected by the sound detection sensor is basically positioned at POThe high-frequency is adopted, the equipment is in a stable working state, the equipment acquisition curve fluctuates in a small range, the acquired data fluctuates up and down in a micro amount due to the design defects of the sensor and the vibration fluctuation caused by the flow of surrounding air, but the whole system is in a stable state and is stabilized at POAt tP2Where the sound of collision of the pan with the gas range top is made near the data acquisition, at tP4Artificial speaking voice is made near data acquisition, obvious data jump is acquired in data image, and the distance between the maximum value of the data jump and the stable position is detectedDifference PMAt tP2Sum of before Start tP4The device warning command Data-P is transmitted before the startWarning(S6), the actual surrounding situation of the equipment during operation is accurately reflected.
Referring to fig. 7, a method for controlling a temperature measuring sensor of a kitchen fire extinguishing apparatus according to an embodiment of the present invention is described as follows: the Data measured by the temperature measuring sensor is set in the controller as the maximum allowable value of Data-TMAXThe minimum allowable value is Data-TMINSetting a cycle time count tnAnd will tnIs assigned to 0(S8), a memory sequence is allocated in the memory module for the temperature measurement sensor; if the equipment is at the beginning of data acquisition, the data acquisition acquires the starting time data t of the equipment0Initializing n to 0(S9), modulating the data pointer to the initial position of the allocated storage module, and entering a data reading stage to acquire time t if the device is not at the beginning of data acquisition, namely at the middle step of data acquisitionnTime Data-Tt(S10); judging whether the collected temperature Data is at the maximum allowable value Data-TMAXAnd minimum allowed value Data-TMINIntermediate, i.e. IFData-TMIN≤Data-Tt≤Data-TMAX(S11), if the collected temperature Data is in the maximum allowable value, the Data-TMAXAnd the minimum allowable value is Data-TMINIn the middle, the ambient temperature of the equipment is in a normal temperature range at the moment, the kitchen is at a safe use temperature, no excessive ignition source reaches an ignition point, a large amount of heat is generated by combustion, and no equipment early warning instruction Data-T needs to be transmittedWarningThe Data monitoring is continued, the cycle time count is increased (S13), and if the acquired temperature Data is not at the maximum allowable value, the Data-T isMAXAnd the minimum allowable value is Data-TMINIn the middle, the condition that an obvious ignition source exists and the temperature of a secondary ignition source is higher and the danger of expanding the combustion range exists is shown, and a device early warning instruction Data-T is transmitted to the controllerWarning(S12); referring to FIG. 12, tT1、tT2、tT3Time period, temperature equilibrium steady state room temperature TO1Gradually increase in timeUp to TM1And TM2At tT4Time period, temperature gradually decreases, and actual use condition tT1、tT2、tT3Time period, in the working cooking state of the gas stove, tT4The time period is that the gas stove stops working, and the temperature gradually drops to accord with when the flame is closed; referring to fig. 13, pure air dry combustion is performed at the gas range, and the flame of the gas range is adjusted to the maximum, the combustion height of the outer flame of the flame is closer to the equipment according to the height, and the horizontal axis x in fig. 13 is TO1I.e. room temperature at equilibrium steady state, at tt1During a time period, the flame is gradually increased so that the temperature passes TO2Gradually rise to TO3At tt2The burning height of the outer flame of the gas stove is further increased in the time period, and the temperature is slowly changed by TM3After reaching the stable state, the temperature rises to TM4And at TM5Is stably changed within the variation range of (A), and the temperature measuring sensor is changed from TO3Data-T for starting to continuously transmit equipment early warning instructionWarning(S12), accurately reflecting the ambient temperature change of the gas stove and the temperature early warning condition.
Referring to fig. 8, a method for controlling a thiol electrochemical concentration sensor of a kitchen fire extinguishing apparatus according to an embodiment of the present invention is described as follows: when the mercaptan is not detected and in a mercaptan-free space, the numerical value of the mercaptan electrochemical sensor can be in a periodic oscillation state, the mercaptan electrochemical sensor is influenced by modules such as an amplifier and the like, although the potential of the mercaptan electrochemical sensor is unstable, the actual situation is still stable, the maximum value and the minimum value are required to be set to avoid the situation of misjudgment, and the maximum allowable value of the numerical value of Data measured by the mercaptan electrochemical concentration sensor is set to be Data-rho in a controllerMAXThe minimum allowable value is Data-rhoMINSetting a cycle time count tnAnd will tnN in (S14) is assigned to 0; assigning a storage sequence for the thiol electrochemical concentration sensor in the storage module; if the equipment is at the beginning of data acquisition, the data acquisition acquires the starting time data t of the equipment0Initializing n-0 (S15), and adjusting the data pointer to the initial position of the assigned storage sequence if the device is not at the start of data acquisition, that is, at the start of data acquisitionAn intermediate step, entering a data reading stage to acquire time tnTime Data-rhot(S16); judging whether the acquired temperature Data is at the maximum allowable value Data-rhoMAXAnd the minimum allowable value is Data-rhoMINIntermediate time, i.e. IF Data-pMIN≤Data-ρt≤Data-ρMAX(S17), if the collected temperature Data is in the maximum allowable value, the Data-rho isMAXAnd the minimum allowable value is Data-rhoMINIn the middle, the concentration of mercaptan around the equipment is in a normal range, the kitchen is in a safe use state, the phenomenon of gas leakage does not occur, and the early warning instruction Data-rho of the equipment does not need to be transmittedWarningOnly Data monitoring is needed to be continued, cycle time counting is increased (S19), the accuracy of level display obtained by the mercaptan electrochemical concentration sensor is far higher than the accuracy of human biological olfaction, and if the acquired temperature Data is not at the maximum allowable value, the maximum allowable value is Data-rhoMAXAnd the minimum allowable value is Data-rhoMINIn the middle, the obvious existence of mercaptan is shown, the leakage event occurs, and a device early warning command Data-rho is transmitted to the controllerWarning(S18); referring to FIG. 14, at tρ1In time periods, the thiol electrochemical concentration sensor is limited by its own amplifier and power supply oscillation limits, although at tρ1The concentration of the mercaptan is not present in the environment of the time period, but the level information acquired by the electrochemical concentration sensor of the mercaptan still has oscillation phenomenon, but the whole body is stabilized at rhoONearby, when mercaptan dispersion exists in the space where the equipment is located, at t, due to mercaptan dispersion non-uniformity and accumulationsρ2The mercaptan electrochemical concentration sensor detects obvious mercaptan concentration rise in the time period, and transmits a device early warning command Data-rhoWarning(S18), at t, due to the uneven spatial distributionρ3Decrease occurred, but due to concentration stacking property, at tρ4And tρ5The concentration gradually and steadily rises, the level intensity detected by the mercaptan electrochemical concentration sensor continuously rises, and the value is from rhoM2Up to pM3The equipment continuously transmits an equipment early warning instruction Data-rho to the controllerWarning(S18), accurately reflecting the concentration condition of mercaptan around the gas stove; when the controller 38 receives Data-ρWarningDuring the time, controller 38 realizes notifying the equipment user with cell-phone short message mode through control communication module 37, reminds the gas leakage problem, through control wireless module 42, realizes having wireless module 42's the tandem equipment's of the same kind activation around, increases the monitoring intensity of equipment around, through control Wifi module 36 and bluetooth module 41, contacts user's APP, carries out the software suggestion.
Example two
A control method of a kitchen fire extinguishing apparatus sound induction sensor and a control method of a kitchen fire extinguishing apparatus temperature measurement sensor corresponding to the first embodiment are described in the previous embodiment, and refer to fig. 9: the control of the data processing module of the kitchen fire extinguishing equipment sound sensing sensor, the temperature measuring sensor and the mercaptan electrochemical concentration sensor is detailed as follows: the Data collection is started (S20), the Data collected by each sensor is subjected to preliminary preprocessing, the influence of level oscillation caused by level noise and sensor limitation brought by the using environment on the accuracy of the collected Data is reduced (S21), and according to the control in the first embodiment, the mercaptan electrochemical concentration sensor 48, the temperature measuring sensor 49 and the sound detecting sensor 51 are subjected to parallel processing by utilizing the clock function carried by the controller, so that Data-P is obtainedWarning、Data-TWarning、Data-ρWarningLogically judges whether Data-P exists simultaneouslyWarningAnd Data-TWarningOr Data-rho existsWarningI.e. IF (Data-P)Warning&&Data-TWarning)orData-ρWarning(S25); if it satisfies the existence of Data-P at the same timeWarningAnd Data-TWarningOr Data-rho existsWarningActivating the infrared smoke sensor and the infrared camera sensor (S26) to prepare for further strict detection and judgment; if not, Data-P exists simultaneouslyWarningAnd Data-TWarningOr Data-rho existsWarningThen, the data collection start is returned (S36), i.e., the data processing is resumed from the data collection start (S20).
Referring to fig. 10, an infrared camera of a fire extinguishing apparatus for kitchen according to an embodiment of the present inventionThe control method of the data processing module of the image head induction sensor and the infrared smoke induction sensor is detailed as follows: activating the infrared camera induction sensor and the infrared smoke induction sensor, setting the maximum allowable variation proportion as transformation, setting the pixel point matrix of the infrared camera induction sensor and the infrared smoke induction sensor as the coordinate setting of each pixel point (x)i，yj) (x represents a column, y represents a row, i represents a row, y represents a row, i and j have the minimum value of 1 and the maximum values of Max and Min) (S27), the transformation refers to the ratio of the gas stove position needing attention and the predicted flame range to the whole image acquisition area, specifically, the equipment installation position is a position half a meter above the gas stove, and the transformation size is selected asAcquiring device start time data t0The initialization Time is 0(S28), and the Time t is acquiredTimeTime of day each pixel point data (x)i，yj) (S29), the maximum Number of contrast value is setMaxMax × Min, the variation Number is setChange(S30); binarization processing is carried out on each pixel point (S31), reverse processing is carried out on each pixel point (S32), namely information of a temperature field and an air concentration change field is extracted from a picture displayed by the pixel points, the temperature field particularly refers to the ambient temperature change of a gas stove caused by the gas stove, the air concentration change field particularly refers to the space mercaptan distribution under the condition that the light scattering in the air is changed due to mercaptan dispersion, meanwhile, the air concentration change field can also feed back the change of particulate matters in the air, and t is compared with tTimeTime and tTime-1Time of day each pixel point data (x)i，yj) Size, and records the change amount assignment to NumberChange(S33), comparing the images at two adjacent moments, and acquiring the change size of the images, particularly the jumping situation of pixel points at the position near the image gas stove; judgment and comparisonTransformatio (S34) n, if transformatiomatrix is greater thanIf the equipment misjudges that the ambient temperature, the mercaptan and the smoke distribution of the gas stove are stable, the safety stage is adopted, the data collection is returned to start (S36), and if the transformation is less than the transformationAt this time, the surrounding environment of the gas stove is greatly changed, the possibility of the ignition source is very high, and the fire expansion risk is very high, the device early warning instruction is transmitted to the controller (S35), that is, the danger instruction information is transmitted to the controller 38, it is determined that the fire occurs, the controller 38 activates the execution module 45, the data of the execution module is processed by the digital-to-analog conversion module B44, the digital signal is obtained to control the voltage-stabilized dc source 43, the voltage-stabilized dc source 43 obtains the power supply of the power supply module 53, and converts the power supply into a high-current voltage-stabilized power supply, and inputs the high-current voltage-stabilized power supply to the electromagnetic coil lead 52, the high current flows into the electromagnetic coil 24 through the electromagnetic coil lead 52, so that the current flows in the electromagnetic coil 24 to form an electromagnetic effect, the electromagnetic effect causes the electromagnetic fixed block 32 to attract the electromagnetic excitation block 25 to collide against the electromagnetic fixed block 32 to the limiting crystal 26, the broken limiting crystal 26 separates a male limiting plate 31 and a female limiting plate 33 which are connected with a male limiting plate clamping groove 28 and a female limiting plate clamping groove 29, so that an upper flow channel pipeline 30 is communicated with a lower flow channel pipeline 34, the fire extinguishing agent in the fire extinguishing agent storage tank 4 flows out, flames are extinguished, and the flames are extinguished in time; referring to fig. 15, the image array arrangement acquired by the infrared camera sensor 50 and the infrared smoke sensor 47 is shown, where the lower left corner of the acquired image is taken as the origin, the horizontal direction is the x-axis, and the vertical direction is the y-axis; referring to fig. 16 and 17, the data images of the infrared camera sensor 50 at the adjacent time points after being collected and processed are obviously found that the black pixel area and the white pixel area in the area a and the area B in the image are obviously changed, and the image of the image is not burnt by the gas stove in the actual situation, and the comparison between the fig. 16 and 17 is an obvious burning judgment basis and can be judged to be burning at a burning point; ginseng radix (Panax ginseng C.A. Meyer)Referring to fig. 18 and 19, the data image acquired and processed by the infrared smoke sensor 47, specifically, the change condition of smoke at the adjacent time point, is compared with the area C and the area D in the figure, the smoke around the gas stove has already obviously diffused, the concentration of black pixel points in the figure has already obviously diffused, and the proportion of the black pixel points in the figure is obviously increased, which belongs to the phenomenon of smoke diffusion after then; referring to fig. 20, for the data image acquired and processed by the infrared smoke sensor 47, specifically, the distribution change of the air concentration of mercaptan is described, black pixel points in the image are areas with dense mercaptan concentration, mercaptan gradually disperses from the area of the gas stove upwards, the concentration of mercaptan is densely distributed around the gas stove and is consistent with the actual test situation, the spatial distribution and leakage situation of mercaptan are accurately reflected, when the condition of mercaptan is obviously leaked from the area of the gas stove 20, the controller 38 realizes the purpose of notifying the equipment user by using a mobile phone short message mode by controlling the communication module 47, so as to remind the problem of gas leakage, the activation of similar series equipment with the wireless module 42 around is realized by controlling the wireless module 42, the monitoring intensity of surrounding equipment is increased, the Wifi module 36 and the bluetooth module 41 are controlled to contact the APP of the user, so as to perform software prompting, the user timely closes the gas valve, the key of avoiding fire caused by gas is.
EXAMPLE III
When a user finds that a fire condition occurs in the gas stove and the surrounding environment is noisy, considering that the user is around the gas stove and in order to avoid the situation that the fire extinguishing agent in the fire extinguishing agent storage tank is suddenly sprayed to hurt the user around the user, preferably, the user connects the mobile phone with the bluetooth module 41 and the wireless module 42 of the user or sends a short message to the communication module 37, so as to excite the controller 38, the control execution module 45 excites the voltage-stabilizing direct current source 43, so that current flows in the electromagnetic coil 24 to form an electromagnetic effect, the electromagnetic effect causes the electromagnetic fixed block 32 to attract the electromagnetic excitation block 25, so that the electromagnetic excitation block 25 collides with the electromagnetic fixed block 32 and collides with the limiting crystal 26, the broken limiting crystal 26 causes the male limiting plate 31 and the female limiting plate 33 connected with the male limiting plate clamping groove 28 and the female limiting plate clamping groove 29 to be separated, so that the upper flow channel pipeline 30 and the lower flow channel 34 are conducted, the fire extinguishing agent in the fire extinguishing agent storage tank 4 flows out, flames are extinguished, the flames are extinguished in time, and the situation that a user is accidentally injured by the extremely-low-temperature fire extinguishing agent in the fire extinguisher is avoided.
Preferably, the functional power supplies of the modules and the sensors of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units may be integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
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