阅读说明：本技术 一种化工制药工程用电控柜及电控柜散热系统 (Electric control cabinet for chemical pharmaceutical engineering and electric control cabinet cooling system ) 是由 孙超举 张龙灿 陈军伟 于 2021-06-02 设计创作，主要内容包括：本发明公开了一种化工制药工程用电控柜及电控柜散热系统,属于电控柜散热技术领域,包括温度预警模块、服务器、电源保护模块、降温模块、储存模块、消防模块和检修模块,所述温度预警模块用于对电控柜内的温度进行预警,通过分隔板上的通孔设置,使得灭火箱内的干粉可以进入外壳内的任何部位进行灭火,避免因分隔板的阻拦而影响灭火,通过连接板的设置,方便安装和固定电控柜,确保电控柜可以准确的安装在指定位置,通过风扇和透气孔的设置,使得电控柜在运行时产生的热量可以有效的散发出去,通过观察口的设置方便工作人员观察电控柜的运行状况,通过温度预警模块的设置,可以对电控柜内的温度进行预警,保证电控柜始终在适合的温度中运行。(The invention discloses an electric control cabinet for chemical and pharmaceutical engineering and a heat dissipation system of the electric control cabinet, belonging to the technical field of heat dissipation of the electric control cabinet, and comprising a temperature early warning module, a server, a power protection module, a cooling module, a storage module, a fire control module and an overhaul module, wherein the temperature early warning module is used for early warning the temperature in the electric control cabinet, dry powder in a fire extinguishing box can enter any part in a shell to extinguish fire through the arrangement of through holes on a partition plate, the fire extinguishment is prevented from being influenced by the obstruction of the partition plate, the electric control cabinet is convenient to install and fix through the arrangement of a connecting plate, the electric control cabinet can be ensured to be accurately installed at a specified position, heat generated during the operation of the electric control cabinet can be effectively dissipated through the arrangement of a fan and air holes, a worker can conveniently observe the operation condition of the electric control cabinet through the arrangement of the temperature early warning module, the temperature in the electric control cabinet can be pre-warned, and the electric control cabinet is guaranteed to operate at a proper temperature all the time.)

1. A heat dissipation system of an electric cabinet for chemical pharmaceutical engineering is characterized by comprising a temperature early warning module, a server, a power protection module, a cooling module, a storage module, a fire fighting module and an overhaul module;

the temperature early warning module is used for early warning the temperature in the electric control cabinet, and the specific method comprises the following steps:

step S11: the temperature detection unit is arranged and is used for detecting the temperature in the electric control cabinet according to the principle of expansion with heat and contraction with cold of gas, the temperature detection unit comprises a heat conduction shell, detection gas and a pressure detection node, and the pressure detection node is used for detecting the pressure born by the heat conduction shell due to the expansion with heat of the detection gas;

step S12: setting a pressure warning line of the heat-conducting shell, wherein the pressure warning line of the heat-conducting shell is the pressure born by the heat-conducting shell when the temperature in the electric control cabinet reaches the maximum operating temperature of the electric control cabinet;

step S13: establishing a coordinate system of the pressure and the detection time of the heat-conducting shell, marking the coordinate system of the pressure and the detection time of the heat-conducting shell as a pressure coordinate system, and inputting a pressure warning line of the heat-conducting shell into the pressure coordinate system, wherein the pressure warning line of the heat-conducting shell is a straight line which does not change along with the detection time in the pressure coordinate system;

step S14: acquiring the pressure of the heat-conducting shell in real time, inputting the acquired pressure and detection time of the heat-conducting shell into a pressure coordinate system, connecting two adjacent coordinate points by using a smooth curve, and marking the curve of the pressure and detection time of the heat-conducting shell as a pressure curve;

step S15: when the pressure curve exceeds the pressure warning line of the heat-conducting shell, generating a cooling signal, sending the cooling signal to a server, sending the cooling signal to a cooling module by the server, and when the pressure curve does not exceed the pressure warning line of the heat-conducting shell, not operating;

the power protection module is used for preventing the electric control cabinet from generating fire due to high temperature, and the specific method comprises the following steps:

step S31: acquiring the temperature in the electric control cabinet, the operation environment of the electric control cabinet and the operation duration of the electric control cabinet in real time, and integrating and marking the temperature in the electric control cabinet, the operation environment of the electric control cabinet and the operation duration of the electric control cabinet as input data; the operation environment of the electric control cabinet comprises the external temperature, the external humidity and the external wind speed of the electric control cabinet;

step S32: obtaining a prediction model;

step S33: inputting input data into a prediction model to obtain an output result and marking the output result as a prediction tag, wherein the prediction tag is a state tag corresponding to the input data;

step S34: respectively sending the prediction labels to a server and a storage module;

the server processes the received prediction label, and the specific processing method comprises the following steps:

step S41: when the state label e is used, the operation is not carried out, and when the state label f is used, the fire alarm information is sent to the user, and the alarm (10) is controlled to give out alarm sound;

step S42: and closing the electric control cabinet and disconnecting the power supply of the electric control cabinet.

2. The electric control cabinet cooling system for the chemical pharmaceutical engineering according to claim 1, wherein the cooling module is used for cooling the temperature in the electric control cabinet, and the specific cooling method comprises the following steps:

step S21: receiving a cooling signal sent by the server, and controlling the fan (3) to operate by the cooling module to cool the temperature in the electric control cabinet;

step S22: acquiring operation data of the electric control cabinet, wherein the operation data of the electric control cabinet comprises operation power, operation parts and heat proportion generated by each operation part;

step S23: the production schedule of the user is obtained, the influence of the operation data of the electric control cabinet on the production schedule is judged, when the time in the production schedule is sufficient, the operation power of the electric control cabinet is reduced according to the production schedule, the heat generation is reduced, and when the time in the production schedule is insufficient, the operation power of the fan (3) is increased.

3. The electric control cabinet cooling system for the chemical pharmaceutical engineering as claimed in claim 1, wherein the obtaining method of the prediction model specifically includes the steps of:

step S51: acquiring historical data of the electric control cabinets of the same type through the Internet, wherein the historical data of the electric control cabinets comprises the temperature in the electric control cabinets D minutes before the electric control cabinets are in a fire disaster, the operation environment of the electric control cabinets and the operation duration of the electric control cabinets, D is a proportionality coefficient, and D is more than or equal to 5;

step S52: setting a state label for historical data of the electric control cabinet, wherein the state label comprises e and f, when the state label is e, the electric control cabinet runs normally, and when the state label is f, the electric control cabinet fires;

step S53: constructing an artificial intelligence model; the artificial intelligence model comprises an error reverse propagation neural network, an RBF neural network and a deep convolution neural network;

step S54: dividing historical data of the electric control cabinet and corresponding state labels into a training set, a test set and a check set according to a set proportion; the set proportion comprises 2: 1: 1. 3: 2: 1 and 3: 1: 1;

step S55: training, testing and verifying the artificial intelligent model through a training set, a testing set and a verifying set; marking the trained artificial intelligence model as a prediction model;

step S56: and respectively sending the prediction model to a storage module and a power protection module through a server.

4. The heat dissipation system for the electric control cabinet for the chemical and pharmaceutical engineering as claimed in claim 1, wherein the fire-fighting module is used for extinguishing a fire of the electric control cabinet when the electric control cabinet is in a fire, and the specific method comprises the following steps:

step S61: when the electric control cabinet is in a fire, generating a fire alarm signal, and sending the fire alarm signal to the server;

step S62: the server receives the fire alarm signal, closes the electric control cabinet, closes the fan (3) and cuts off the power supply of the electric control cabinet;

step S63: open first shower nozzle (9), spout in first shower nozzle (9) and second shower nozzle (11) are followed immediately to the dry powder in fire extinguishing box (2), and through-hole (401) on division board (4) get into shell (1) lower part from first shower nozzle (9) spun dry powder, and the flame that will stretch out the electric control cabinet from second shower nozzle (11) spun dry powder is put out to the prevention flame stretches out from the electric control cabinet.

5. The heat dissipation system for the electric control cabinet for the chemical and pharmaceutical engineering as claimed in claim 1, wherein the maintenance module is used for dispatching maintenance personnel to perform maintenance when the electric control cabinet fails, and the specific method comprises the following steps:

step S71: acquiring personal information of a maintenance worker, wherein the personal information comprises age, gender, contact information and maintenance work age, and marking the maintenance worker as i, wherein i is 1, 2, … … and n, and n is a positive integer;

step S71: marking the service life of a service worker as Hi;

step S72: acquiring the working state of a maintenance worker, wherein the working state comprises an idle state and a busy state, and marking the working state of the maintenance worker as Gi;

step S71: acquiring the distance between a maintenance worker and the blower needing maintenance, and marking the distance between the maintenance worker and the blower needing maintenance as Mi; removing dimension of maintenance personnel, maintenance working age of the maintenance personnel, working state of the maintenance personnel and distance between the maintenance personnel and the blower needing to be maintained, and taking numerical value calculation;

step S71: obtaining a priority value Qi according to a formula Qi-lambda (b 1-Hi b 2-Gi)/(b 3-Mi +1), wherein b1, b2 and b3 are all proportional coefficients, the value range is 1< b1 to 2, 0 to b2 to 1, 0< b3 to 1, lambda is a correction factor, the value range is 0< lambda to 1, when the working state of a maintenance worker is a busy state, b 2-Gi is 0, and when the working state of the maintenance worker is an idle state, b 2-Gi-1;

step S71: and dispatching maintenance personnel to perform maintenance according to the priority value Qi.

6. The electric control cabinet for the chemical pharmaceutical engineering is characterized by comprising a shell (1), a fire extinguishing box (2), a fan (3), an operation touch screen (6), a smoke sensor (7), a pressure gauge (8) and an alarm (10), wherein the shell (1) comprises a bottom plate (102), side plates (103), a back plate (104), a front plate (105), a connecting plate (106) and a top plate (107), the two sides of the bottom plate (102) are fixedly connected with the connecting plate (106), an included angle between the connecting plate (106) and the bottom plate (102) is one hundred thirty five degrees, the bottom plate (102) is fixedly connected with the back plate (104) and the front plate (105), the connecting plate (106) is fixedly connected with the side plates (103), the two sides of the side plates (103) are respectively fixedly connected with the back plate (104) and the front plate (105), and air holes (101) are formed in the side plates (103) and the back plate (104), the back plate (104) is provided with a mounting groove, a fan (3) is arranged in the mounting groove, and the top surfaces of the side plate (103), the back plate (104) and the front plate (105) are fixedly connected to the bottom surface of the top plate (107);

swing joint has cabinet door (5) on front bezel (105), fixedly connected with viewing aperture (501) are gone up in cabinet door (5), fixedly connected with handle (502) are gone up in cabinet door (5), be equipped with operation touch screen (6) on cabinet door (5), operation touch screen (6) are connected with fan (3), fixedly connected with alarm (10) are gone up in cabinet door (5), alarm (10) are connected with operation touch screen (6), fixedly connected with smoke transducer (7) in shell (1), smoke transducer (7) are connected with operation touch screen (6).

7. The electric control cabinet for the chemical pharmaceutical engineering according to claim 6, wherein a partition plate (4) is fixedly connected in the housing (1), and a plurality of through holes (401) are formed in the partition plate (4).

8. The electric control cabinet for the chemical and pharmaceutical engineering according to claim 6, characterized in that a fire extinguishing box (2) is fixedly connected to the top plate (107), the fire extinguishing box (2) is a dry powder fire extinguisher, a pressure gauge (8) is fixedly connected to the side surface of the fire extinguishing box (2), a plurality of first nozzles (9) are fixedly connected to the bottom surface of the top plate (107), the first nozzles (9) are connected with the operation touch screen (6), a second nozzle (11) is arranged on the side surface of the fire extinguishing box (2), and the spray opening of the second nozzle (11) faces downward.

Technical Field

The invention belongs to the technical field of heat dissipation of electric control cabinets; in particular to an electric control cabinet and an electric control cabinet heat dissipation system for chemical pharmaceutical engineering.

Background

Electrical equipment is a general term for equipment such as generators, transformers, power lines, and circuit breakers in power systems. The important role played by electric power in our life and production is not ignored, brings great convenience to our life, and becomes an important energy source in our production and life. The most critical factor in a power plant that allows for the proper operation and delivery of electricity is the electrical equipment. In the process of using, electrical equipment can lead to catching fire in the regulator cubicle because of reasons such as circuit short circuit, long-term overload, original paper damage in the cabinet, but current electrical equipment does not generally have the automatic fire extinguishing function to cause more serious conflagration easily, though there is some electrical equipment that also have the function of putting out a fire, but these electrical equipment's the function of putting out a fire, need the support of power just can trigger, when the regulator cubicle catches fire, because of the unable normal use of factors such as outage, high temperature easily, the security performance is high inadequately.

The patent with publication number CN111902028A discloses an efficient heat dissipation and noise reduction device for an electrical control cabinet, and belongs to the technical field of electrical cabinet heat dissipation. The invention comprises an electric control chamber, wherein a negative pressure air inlet is formed in the side wall of the electric control chamber, an electric control cabinet is arranged in the electric control chamber, a heat dissipation port is formed in the upper part of the electric control cabinet, a heat dissipation pipe is communicated with the port of the heat dissipation port, a filter screen is arranged at the output port of the heat dissipation pipe, and a check valve is embedded in the heat dissipation pipe.

The invention adopts a systematic heat dissipation method, promotes convection of indoor air and outdoor air of the electric control room 1 through the heat dissipation and noise reduction device, efficiently discharges heat and noise, reduces heat dissipation cost, reduces equipment failure, and has obvious economic benefit, safety benefit and environmental protection benefit, but the patent does not solve the problems of preventing electric control cabinet fire and controlling the operating temperature of the electric control cabinet.

Disclosure of Invention

The invention aims to provide an electric control cabinet for chemical pharmaceutical engineering and an electric control cabinet cooling system, which solve the cooling problem of the electric control cabinet and guarantee the safety problem of the electric control cabinet.

The purpose of the invention can be realized by the following technical scheme:

a heat dissipation system of an electric control cabinet for chemical pharmaceutical engineering comprises a temperature early warning module, a server, a power protection module, a cooling module, a storage module, a fire fighting module and an overhaul module;

the temperature early warning module is used for early warning the temperature in the electric control cabinet, and the specific method comprises the following steps:

step S11: the temperature detection unit is arranged and is used for detecting the temperature in the electric control cabinet according to the principle of expansion with heat and contraction with cold of gas, the temperature detection unit comprises a heat conduction shell, detection gas and a pressure detection node, and the pressure detection node is used for detecting the pressure born by the heat conduction shell due to the expansion with heat of the detection gas;

step S12: setting a pressure warning line of the heat-conducting shell, wherein the pressure warning line of the heat-conducting shell is the pressure born by the heat-conducting shell when the temperature in the electric control cabinet reaches the maximum operating temperature of the electric control cabinet;

step S13: establishing a coordinate system of the pressure and the detection time of the heat-conducting shell, marking the coordinate system of the pressure and the detection time of the heat-conducting shell as a pressure coordinate system, and inputting a pressure warning line of the heat-conducting shell into the pressure coordinate system, wherein the pressure warning line of the heat-conducting shell is a straight line which does not change along with the detection time in the pressure coordinate system;

step S14: acquiring the pressure of the heat-conducting shell in real time, inputting the acquired pressure and detection time of the heat-conducting shell into a pressure coordinate system, connecting two adjacent coordinate points by using a smooth curve, and marking the curve of the pressure and detection time of the heat-conducting shell as a pressure curve;

step S15: when the pressure curve exceeds the pressure warning line of the heat-conducting shell, generating a cooling signal, sending the cooling signal to a server, sending the cooling signal to a cooling module by the server, and when the pressure curve does not exceed the pressure warning line of the heat-conducting shell, not operating;

the power protection module is used for preventing the electric control cabinet from generating fire due to high temperature, and the specific method comprises the following steps:

step S31: acquiring the temperature in the electric control cabinet, the operation environment of the electric control cabinet and the operation duration of the electric control cabinet in real time, and integrating and marking the temperature in the electric control cabinet, the operation environment of the electric control cabinet and the operation duration of the electric control cabinet as input data; the operation environment of the electric control cabinet comprises the external temperature, the external humidity and the external wind speed of the electric control cabinet;

step S32: obtaining a prediction model;

step S33: inputting input data into a prediction model to obtain an output result and marking the output result as a prediction tag, wherein the prediction tag is a state tag corresponding to the input data;

step S34: respectively sending the prediction labels to a server and a storage module;

the server processes the received prediction label, and the specific processing method comprises the following steps:

step S41: when the state label is in the e state, the operation is not carried out, and when the state label is in the f state, the fire alarm information is sent to the user to control the alarm to give out alarm sound;

step S42: and closing the electric control cabinet and disconnecting the power supply of the electric control cabinet.

Further, the cooling module is used for cooling the temperature in the electric control cabinet, and the specific cooling method comprises the following steps:

step S21: receiving a cooling signal sent by the server, and controlling the fan to operate by the cooling module to cool the temperature in the electric control cabinet;

step S22: acquiring operation data of the electric control cabinet, wherein the operation data of the electric control cabinet comprises operation power, operation parts and heat proportion generated by each operation part;

step S23: the method comprises the steps of obtaining a production progress plan of a user, judging the influence of operation data of the electric control cabinet on the production progress plan, reducing the operation power of the electric control cabinet according to the production progress plan when the time in the production progress plan is sufficient, reducing the generation of heat, and increasing the operation power of a fan when the time in the production progress plan is insufficient.

Further, the method for obtaining the prediction model specifically comprises the following steps:

step S51: acquiring historical data of the electric control cabinets of the same type through the Internet, wherein the historical data of the electric control cabinets comprises the temperature in the electric control cabinets D minutes before the electric control cabinets are in a fire disaster, the operation environment of the electric control cabinets and the operation duration of the electric control cabinets, D is a proportionality coefficient, and D is more than or equal to 5;

step S52: setting a state label for historical data of the electric control cabinet, wherein the state label comprises e and f, when the state label is e, the electric control cabinet runs normally, and when the state label is f, the electric control cabinet fires;

step S53: constructing an artificial intelligence model; the artificial intelligence model comprises an error reverse propagation neural network, an RBF neural network and a deep convolution neural network;

step S54: dividing historical data of the electric control cabinet and corresponding state labels into a training set, a test set and a check set according to a set proportion; the set proportion comprises 2: 1: 1. 3: 2: 1 and 3: 1: 1;

step S55: training, testing and verifying the artificial intelligent model through a training set, a testing set and a verifying set; marking the trained artificial intelligence model as a prediction model;

step S56: and respectively sending the prediction model to a storage module and a power protection module through a server.

Further, the fire-fighting module is used for extinguishing fire of the electric control cabinet when the electric control cabinet is in fire, and the specific method comprises the following steps:

step S61: when the electric control cabinet is in a fire, generating a fire alarm signal, and sending the fire alarm signal to the server;

step S62: the server receives the fire alarm signal, closes the electric control cabinet, closes the fan and disconnects the power supply of the electric control cabinet;

step S63: and opening the first spray head, spraying dry powder in the fire extinguishing box from the first spray head and the second spray head immediately, allowing the dry powder sprayed from the first spray head to enter the lower part of the shell through the through hole in the partition plate, and spraying the dry powder from the second spray head to extinguish the flame spread out of the electric control cabinet and prevent the flame from spreading out of the electric control cabinet.

Further, the maintenance module is used for dispatching maintenance personnel to perform maintenance when the electric control cabinet fails, and the specific method comprises the following steps:

step S71: acquiring personal information of a maintenance worker, wherein the personal information comprises age, gender, contact information and maintenance work age, and marking the maintenance worker as i, wherein i is 1, 2, … … and n, and n is a positive integer;

step S71: marking the service life of a service worker as Hi;

step S72: acquiring the working state of a maintenance worker, wherein the working state comprises an idle state and a busy state, and marking the working state of the maintenance worker as Gi;

step S71: acquiring the distance between a maintenance worker and the blower needing maintenance, and marking the distance between the maintenance worker and the blower needing maintenance as Mi; removing dimension of maintenance personnel, maintenance working age of the maintenance personnel, working state of the maintenance personnel and distance between the maintenance personnel and the blower needing to be maintained, and taking numerical value calculation;

step S71: obtaining a priority value Qi according to a formula Qi-lambda (b 1-Hi b 2-Gi)/(b 3-Mi +1), wherein b1, b2 and b3 are all proportional coefficients, the value range is 1< b1 to 2, 0 to b2 to 1, 0< b3 to 1, lambda is a correction factor, the value range is 0< lambda to 1, when the working state of a maintenance worker is a busy state, b 2-Gi is 0, and when the working state of the maintenance worker is an idle state, b 2-Gi-1;

step S71: and dispatching maintenance personnel to perform maintenance according to the priority value Qi.

An electric cabinet for chemical and pharmaceutical engineering comprises a shell, a fire extinguishing box, a fan, an operation touch screen, a smoke sensor, a pressure gauge and an alarm, wherein the shell comprises a bottom plate, side plates, a back plate, a front plate, a connecting plate and a top plate, the two sides of the bottom plate are fixedly connected with the connecting plate, an included angle between the connecting plate and the bottom plate is one hundred thirty five degrees, the bottom plate is fixedly connected with the back plate and the front plate, the two sides of the connecting plate are fixedly connected with the back plate and the front plate respectively, air holes are formed in the side plate and the back plate, an installation groove is formed in the back plate, the fan is arranged in the installation groove, and the top surfaces of the side plate, the back plate and the front plate are fixedly connected to the bottom surface of the top plate;

the improved multifunctional cabinet is characterized in that a cabinet door is movably connected to the front plate, an observation port is fixedly connected to the cabinet door, a handle is fixedly connected to the cabinet door, an operation touch screen is arranged on the cabinet door and connected with the fan, an alarm is fixedly connected to the cabinet door and connected with the operation touch screen, a smoke sensor is fixedly connected to the interior of the shell and connected with the operation touch screen.

Furthermore, a partition plate is fixedly connected in the shell, and a plurality of through holes are formed in the partition plate.

Further, fixedly connected with case of putting out a fire on the roof, the case of putting out a fire is dry powder fire extinguisher, case side fixedly connected with manometer of putting out a fire, the first shower nozzle of a plurality of roof bottom surface fixedly connected with, first shower nozzle is connected with the operation touch screen, the case side of putting out a fire is equipped with the second shower nozzle, the second shower nozzle spout is down.

The invention has the beneficial effects that: through-hole setting on the division board, make the dry powder in the case of putting out a fire can get into any position in the shell and put out a fire, avoid influencing the fire of putting out a fire because of the obstruction of division board, setting through the connecting plate, easy to assemble and fixed automatically controlled cabinet, ensure installing at the assigned position that automatically controlled cabinet can be accurate, setting through fan and bleeder vent, the heat that makes automatically controlled cabinet produce when the operation can effectually distribute away, make things convenient for the staff to observe the operation conditions of automatically controlled cabinet through setting up of viewing aperture, setting through case of putting out a fire and first shower nozzle, make and can effectually put out a fire when the conflagration breaing out, avoid further stretching of conflagration, cause bigger economic loss, set up through the second shower nozzle, can effectually put out the flame that will stretch out automatically controlled cabinet, and prevent that the flame from stretching out in the automatically controlled cabinet.

The temperature early warning module can be used for early warning the temperature in the electric control cabinet, so that the electric control cabinet can be ensured to operate at a proper temperature all the time; through the arrangement of the cooling module, the temperature in the electric control cabinet can be cooled, and the smooth operation of the electric control cabinet is ensured; through the arrangement of the power supply protection module, the fire disaster of the electric control cabinet can be predicted in time, so that a user is helped to take treatment measures, and major safety accidents and unnecessary economic loss are avoided; through the setting of fire control module, can in time handle when the conflagration breaing out, avoid the conflagration to spread, bring bigger economic loss.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a rear view of the present invention;

FIG. 4 is a schematic view of a divider plate construction of the present invention;

fig. 5 is a functional block diagram of the present invention.

In the figure: 1. a housing; 101. air holes are formed; 102. a base plate; 103. a side plate; 104. a back plate; 105. a front plate; 106. a connecting plate; 107. a top plate; 2. a fire extinguishing box; 3. a fan; 4. a partition plate; 401. a through hole; 5. a cabinet door; 501. a viewing port; 502. a handle; 6. operating a touch screen; 7. a smoke sensor; 8. a pressure gauge; 9. a first nozzle; 10. an alarm; 11. and a second spray head.

Detailed Description

As shown in fig. 1-4, an electric cabinet for chemical and pharmaceutical engineering comprises a housing 1, a fire extinguishing box 2, a fan 3, an operation touch screen 6, a smoke sensor 7, a pressure gauge 8 and an alarm 10, wherein the housing 1 comprises a bottom plate 102, the air-permeable shell comprises a side plate 103, a back plate 104, a front plate 105, a connecting plate 106 and a top plate 107, wherein the connecting plate 106 is fixedly connected to two sides of the bottom plate 102, an included angle between the connecting plate 106 and the bottom plate 102 is one hundred thirty-five degrees, the back plate 104 and the front plate 105 are fixedly connected to the bottom plate 102, the side plate 103 is fixedly connected to the connecting plate 106, two sides of the side plate 103 are respectively fixedly connected to the back plate 104 and the front plate 105, air holes 101 are formed in the side plate 103 and the back plate 104, an installation groove is formed in the back plate 104, a fan 3 is arranged in the installation groove, top surfaces of the side plate 103, the back plate 104 and the front plate 105 are fixedly connected to the bottom surface of the top plate 107, a partition plate 4 is fixedly connected to the shell 1, and a plurality of through holes 401 are formed in the partition plate 4;

swing joint has cabinet door 5 on the front bezel 105, fixedly connected with viewing aperture 501 on cabinet door 5, fixedly connected with handle 502 on cabinet door 5, be equipped with operation touch-control screen 6 on the cabinet door 5, operation touch-control screen 6 is connected with fan 3, fixedly connected with alarm 10 on cabinet door 5, alarm 10 is connected with operation touch-control screen 6, fixedly connected with smoke transducer 7 in the shell 1, smoke transducer 7 is connected with operation touch-control screen 6, fixedly connected with case 2 that extinguishes fire on roof 107, case 2 that extinguishes fire is the dry powder fire extinguisher, 2 side fixedly connected with manometer 8 of case that extinguishes fire, roof 107 bottom surface fixedly connected with first shower nozzle 9 of a plurality of, first shower nozzle 9 is connected with operation touch-control screen 6, 2 sides of case that extinguishes fire are equipped with second shower nozzle 11, 11 spouts of second shower nozzle are downward.

As shown in fig. 5, an electric cabinet cooling system for chemical pharmaceutical engineering includes a temperature early warning module, a server, a power protection module, a cooling module, a storage module, a fire protection module, and an overhaul module;

the temperature early warning module is used for early warning the temperature in the electric control cabinet, and the specific method comprises the following steps:

step S11: the temperature detection unit is arranged and is used for detecting the temperature in the electric control cabinet according to the principle of expansion with heat and contraction with cold of gas, the temperature detection unit comprises a heat conduction shell, detection gas and a pressure detection node, and the pressure detection node is used for detecting the pressure born by the heat conduction shell due to the expansion with heat of the detection gas;

step S12: setting a pressure warning line of the heat-conducting shell, wherein the pressure warning line of the heat-conducting shell is set according to the pressure born by the heat-conducting shell when the temperature in the electric control cabinet reaches the maximum operating temperature of the electric control cabinet, and the maximum operating temperature of the electric control cabinet is set according to the operating temperature of the electric control cabinet in the use instruction of the electric control cabinet;

step S13: establishing a coordinate system of the pressure and the detection time of the heat-conducting shell, marking the coordinate system of the pressure and the detection time of the heat-conducting shell as a pressure coordinate system, and inputting a pressure warning line of the heat-conducting shell into the pressure coordinate system, wherein the pressure warning line of the heat-conducting shell is a straight line which does not change along with the detection time in the pressure coordinate system;

step S14: acquiring the pressure of the heat-conducting shell in real time, inputting the acquired pressure and detection time of the heat-conducting shell into a pressure coordinate system, connecting two adjacent coordinate points by using a smooth curve, and marking the curve of the pressure and detection time of the heat-conducting shell as a pressure curve;

step S15: when the pressure curve exceeds the pressure warning line of the heat-conducting shell, generating a cooling signal, sending the cooling signal to a server, sending the cooling signal to a cooling module by the server, and when the pressure curve does not exceed the pressure warning line of the heat-conducting shell, not operating;

the cooling module is used for cooling the temperature in the electric control cabinet, and the specific cooling method comprises the following steps:

step S21: receiving a cooling signal sent by the server, and controlling the fan 3 to operate by the cooling module to cool the temperature in the electric control cabinet;

step S22: acquiring operation data of the electric control cabinet, wherein the operation data of the electric control cabinet comprises operation power, operation parts and heat generation proportion of each operation part, the operation parts are which parts in the electric control cabinet are in operation, the heat generation proportion of each operation part is the proportion occupied by heat generated by each part in all the operation parts, the proportion occupied by the generated heat can be obtained according to historical operation data, specifications and the Internet of each operation part, and the occupied proportion is not required to be too accurate;

step S23: the method comprises the steps of obtaining a production progress plan of a user, judging the influence of operation data of an electric control cabinet on the production progress plan, reducing the operation power of the electric control cabinet according to the production progress plan when the time in the production progress plan is sufficient, reducing the generation of heat, and increasing the operation power of a fan 3 when the time in the production progress plan is insufficient;

the power protection module is used for preventing the electric control cabinet from generating fire due to high temperature, and the specific method comprises the following steps:

step S31: acquiring the temperature in the electric control cabinet, the operation environment of the electric control cabinet and the operation duration of the electric control cabinet in real time, and integrating and marking the temperature in the electric control cabinet, the operation environment of the electric control cabinet and the operation duration of the electric control cabinet as input data; the operation environment of the electric control cabinet comprises the external temperature, the external humidity and the external wind speed of the electric control cabinet;

step S32: obtaining a prediction model;

step S33: inputting input data into a prediction model to obtain an output result and marking the output result as a prediction tag, wherein the prediction tag is a state tag corresponding to the input data;

step S34: respectively sending the prediction labels to a server and a storage module;

the server processes the received prediction label, and the specific processing method comprises the following steps:

step S41: when the state label e is used, the operation is not carried out, and when the state label f is used, the fire alarm information is sent to the user, and the alarm 10 is controlled to send out the alarm sound;

step S42: closing the electric control cabinet and disconnecting the power supply of the electric control cabinet;

further, the method for obtaining the prediction model specifically comprises the following steps:

step S51: acquiring historical data of the electric control cabinets of the same type through the Internet, wherein the historical data of the electric control cabinets comprises the temperature in the electric control cabinets D minutes before the electric control cabinets are in a fire disaster, the operation environment of the electric control cabinets and the operation duration of the electric control cabinets, D is a proportionality coefficient, and D is more than or equal to 5;

step S52: setting a state label for historical data of the electric control cabinet, wherein the state label comprises e and f, when the state label is e, the electric control cabinet runs normally, and when the state label is f, the electric control cabinet fires;

step S53: constructing an artificial intelligence model; the artificial intelligence model comprises an error reverse propagation neural network, an RBF neural network and a deep convolution neural network;

step S54: dividing historical data of the electric control cabinet and corresponding state labels into a training set, a test set and a check set according to a set proportion; the set proportion comprises 2: 1: 1. 3: 2: 1 and 3: 1: 1;

step S55: training, testing and verifying the artificial intelligent model through a training set, a testing set and a verifying set; marking the trained artificial intelligence model as a prediction model;

step S56: respectively sending the prediction model to a storage module and a power protection module through a server;

the fire-fighting module is used for extinguishing fire of the electric control cabinet when the electric control cabinet is in fire, and the specific method comprises the following steps:

step S61: when the electric control cabinet is in a fire, generating a fire alarm signal, and sending the fire alarm signal to the server;

step S62: the server receives the fire alarm signal, closes the electric control cabinet, closes the fan 3 and cuts off the power supply of the electric control cabinet;

step S63: the first spray head 9 is opened, the dry powder in the fire extinguishing box 2 is sprayed out from the first spray head 9 and the second spray head 11 immediately, the dry powder sprayed out from the first spray head 9 enters the lower part of the shell 1 through the through hole 401 on the partition plate 4, the dry powder sprayed out from the second spray head 11 extinguishes the flame spread out of the electric control cabinet, and the flame is prevented from spreading out of the electric control cabinet;

the maintenance module is used for dispatching maintenance personnel to perform maintenance when the electric control cabinet breaks down, and the specific method comprises the following steps:

step S71: acquiring personal information of a maintenance worker, wherein the personal information comprises age, gender, contact information and maintenance work age, and marking the maintenance worker as i, wherein i is 1, 2, … … and n, and n is a positive integer;

step S71: marking the service life of a service worker as Hi;

step S72: acquiring the working state of a maintenance worker, wherein the working state comprises an idle state and a busy state, and marking the working state of the maintenance worker as Gi;

step S71: acquiring the distance between a maintenance worker and the blower needing maintenance, and marking the distance between the maintenance worker and the blower needing maintenance as Mi; removing dimension of maintenance personnel, maintenance working age of the maintenance personnel, working state of the maintenance personnel and distance between the maintenance personnel and the blower needing to be maintained, and taking numerical value calculation;

step S71: obtaining a priority value Qi according to a formula Qi-lambda (b 1-Hi b 2-Gi)/(b 3-Mi +1), wherein b1, b2 and b3 are all proportional coefficients, the value range is 1< b1 to 2, 0 to b2 to 1, 0< b3 to 1, lambda is a correction factor, the value range is 0< lambda to 1, when the working state of a maintenance worker is a busy state, b 2-Gi is 0, and when the working state of the maintenance worker is an idle state, b 2-Gi-1;

step S71: and dispatching maintenance personnel to perform maintenance according to the priority value Qi.

The above formulas are all calculated by removing dimensions and taking values thereof, the formula is one closest to the real situation obtained by collecting a large amount of data and performing software simulation, and the preset parameters in the formula are set by the technical personnel in the field according to the actual situation.

When the invention is used, the temperature early warning module is used for early warning the temperature in the electric control cabinet, a coordinate system of the pressure and the detection time of the heat conduction shell is established, the pressure warning line of the heat conduction shell is input into the pressure coordinate system, the acquired pressure and the detection time of the heat conduction shell are input into the pressure coordinate system, when the pressure curve exceeds the pressure warning line of the heat conduction shell, a cooling signal is generated and sent to the server, the server sends the cooling signal to the cooling module, the temperature in the electric control cabinet is cooled through the cooling module, the fan 3 is controlled to operate, the temperature in the electric control cabinet is cooled, the operation data of the electric control cabinet and the production schedule of a user are acquired, the influence of the operation data of the electric control cabinet on the production schedule is judged, when the time in the production schedule is sufficient, the operation power of the electric control cabinet is reduced according to the production schedule, the heat generation is reduced, and when the time in the production schedule is insufficient, the running power of the fan 3 is increased; the method comprises the steps that a power supply protection module is used for preventing an electric control cabinet from generating a fire disaster due to high temperature, the temperature in the electric control cabinet, the operation environment of the electric control cabinet and the operation duration of the electric control cabinet are obtained in real time, the temperature in the electric control cabinet, the operation environment of the electric control cabinet and the operation duration of the electric control cabinet are integrated and marked as input data, a prediction model is obtained, the input data are input into the prediction model, an output result is obtained and marked as a prediction label, the prediction label is a state label corresponding to the input data, when the state label is e, operation is not carried out, when the state label is f, fire alarm information is sent to a user, an alarm sound is sent out by a control alarm 10, the electric control cabinet is closed, and the power supply of the electric control cabinet is disconnected;

when a fire disaster happens to the electric control cabinet, a fire alarm signal is generated, the fire alarm signal is sent to the server, the server receives the fire alarm signal, the electric control cabinet is closed, the fan 3 is closed, the power supply of the electric control cabinet is disconnected, the first spray head 9 is opened, dry powder in the fire extinguishing box 2 is sprayed out from the first spray head 9 and the second spray head 11 immediately, the dry powder sprayed out of the first spray head 9 enters the lower part of the shell 1 through the through hole 401 on the partition plate 4, and the dry powder sprayed out of the second spray head 11 extinguishes the fire spreading out of the electric control cabinet and prevents the fire spreading out of the electric control cabinet; the maintenance module is used for dispatching maintenance personnel to maintain when the electric control cabinet breaks down, acquiring personal information of the maintenance personnel and the distance between the maintenance personnel and the air blower needing to be maintained, and comprehensively considering multiple factors to dispatch proper maintenance personnel for maintenance.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" 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" or "second" 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 specifically defined otherwise.

The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.