阅读说明：本技术 一种测温采集器及测温监控方法 (Temperature measurement collector and temperature measurement monitoring method ) 是由 祖贵东 陈辉 邹峰 潘博 于 2020-05-12 设计创作，主要内容包括：本发明公开了一种测温采集器及测温监控方法,包括上壳(4)、主板(5)、电池(7)、天线(9)、进线端(20)、下壳(12),上壳(4)和下壳(12)将各个部件密封安装在其内部,并由电池(7)进行独立供电,其中,进线端(20)用于连接若干条测温线缆,每条测温线缆上设置有分布于待测温区域内的若干个测温传感器；主板(5)上设置ZigBee模块来与外部控制端进行连接,接收控制指令、数据参数进行工作,并向外无线传输温度采集数据。本发明测温采集器及测温监控方法,可实现通信距离500米以上,至少支持40个测温点的温度采集,可设置温度上报周期,采集的温度变化量超过预警值或粮食温度过高时都会触发粮温报警,从而实现粮情监控的自动化。(The invention discloses a temperature measurement collector and a temperature measurement monitoring method, which comprise an upper shell (4), a main board (5), a battery (7), an antenna (9), a wire inlet end (20) and a lower shell (12), wherein each component is hermetically installed in the upper shell (4) and the lower shell (12), and is independently powered by the battery (7), the wire inlet end (20) is used for connecting a plurality of temperature measurement cables, and each temperature measurement cable is provided with a plurality of temperature measurement sensors distributed in a temperature measurement area; set up the zigBee module on mainboard (5) and come to be connected with external control end, receive control command, data parameter and carry out work to outside wireless transmission temperature data collection. The temperature measurement collector and the temperature measurement monitoring method can realize the communication distance of more than 500 meters, at least support the temperature collection of 40 temperature measurement points, can set the temperature reporting period, and can trigger the grain temperature alarm when the collected temperature variation exceeds the early warning value or the grain temperature is too high, thereby realizing the automation of grain condition monitoring.)

1. A temperature measurement collector is characterized by comprising an upper shell (4), a main board (5), a battery (7), an antenna (9), a wire inlet end (20) and a lower shell (12), wherein the upper shell (4) and the lower shell (12) hermetically install all the components in the collector and are independently powered by the battery (7), the wire inlet end (20) is used for being connected with a plurality of temperature measurement cables, and each temperature measurement cable is provided with a plurality of temperature measurement sensors distributed in a temperature measurement area; set up the zigBee module on mainboard (5) and come to be connected with external control end, receive control command, data parameter and carry out work to outside wireless transmission temperature data collection.

2. The temperature measurement collector according to claim 1, wherein the antenna (9) is connected with the main board (5) through an SMA seat (30), an integrally-formed upper fixing seat (31) is arranged on the upper shell (4), the upper fixing seat (31) comprises a base formed by a reinforcing grid plate (32) and a semi-cylindrical concave upper fixing opening (43) formed by extending the base, and a positioning groove (33) is arranged on the end surface of the upper fixing opening (43); the lower shell (12) is provided with an integrally-made lower fixed seat (42), the lower fixed seat (42) comprises a base formed by a reinforcing grid plate (32) and a semi-cylindrical concave lower fixed opening (44) formed by extending the base, and the end surface of the lower fixed opening (44) is provided with a positioning column (34); after the upper shell (4) and the lower shell (12) are pressed, the positioning column (34) and the positioning groove (33) are mutually positioned, so that the upper fixing port and the lower fixing port are integrally formed into a fixing port, and the outer end of the antenna (9) is fixed in the fixing port.

3. The temperature measurement collector according to claim 2, wherein a first mounting part (35) is provided at the upper side of the upper shell (4) in a protruding manner, a first through hole (36) is provided on the first mounting part (35), and the SMA seat (30) is fixedly mounted on the upper side of the upper shell (4) after passing through the first through hole (36); inferior valve (12) relative position is provided with first recess (37), first installation department (35) and first recess (37) are mutually supported the location installation fixed.

4. The temperature measurement collector according to claim 1, wherein a second mounting part (38) is provided at the lower side of the upper shell (4) and protrudes, a second through hole (39) is provided on the second mounting part (38), and the wire inlet end (20) is fixedly mounted at the lower side of the upper shell (4) after passing through the second through hole (39); the relative position of inferior valve (12) is provided with second recess (40), second installation department (38) and second recess (40) are mutually supported the location installation fixed.

5. The temperature measurement collector according to claim 1, wherein the battery (7) and the main board (5) are fixedly mounted on the upper case (4) side by side, the battery (7) is mounted in the battery box (6) and is fixedly mounted on the upper case (4) through two battery fixing parts (15), each battery fixing part (15) comprises an inwards concave fixing cavity and screw fixing support lugs (28) arranged on two sides of the fixing cavity, and the screw fixing support lugs (28) on one side are fixed and then are simultaneously pressed on the main board (5) to fix the battery (7) and the main board (5) at the same time.

6. The temperature measurement collector according to claim 1, wherein the upper shell (4) is provided with (3) light guide holes (23), light guide columns (10) are installed in the light guide holes (23), and the outer surfaces of the light guide holes (23) are covered with PVC adhesive films (24); the light guide column (10) is respectively communicated with a power indicator, a system working state indicator and a temperature acquisition indicator on the main board (5), and the light of the indicator is displayed outwards through the light guide column (10); the upper shell (4) is also provided with a power switch key (25) and a temperature acquisition key (27), and the lower shell (12) is provided with a reset key (26); the three keys are made of rubber materials to form sealing with the upper shell.

7. The temperature measurement collector according to claim 1, wherein a groove (21) is formed in the edge end face of the upper shell (4), a flange (22) is formed in the edge end face of the lower shell (12), a sealing ring (19) is arranged in the groove (21), and after the upper shell (4) and the lower shell (12) are pressed together, the flange (22) is pressed tightly in the groove (21) and tightly presses the sealing ring (19) to achieve the purpose of sealing.

8. The temperature measurement collector according to claim 5, wherein a grid unit formed by a plurality of reinforcing ribs (41) is arranged on the inner wall of the upper shell (4), and the battery (7) is fixed on the grid unit through the battery box (6); the inner wall of the upper shell (4) is provided with a plurality of screw mounting columns, and the main board (5) is fixedly mounted on the screw mounting columns through screws.

9. A temperature measurement monitoring method is characterized by comprising the following steps:

arranging a plurality of temperature measuring cables in a temperature area to be measured, wherein each temperature measuring cable is provided with a plurality of temperature measuring sensors;

installing temperature measuring collectors, wherein each temperature measuring collector is at least connected with 10 temperature measuring cables;

the temperature measurement collector is connected with a back-end server platform in a networking way through a ZigBee module;

setting a time interval of temperature acquisition and a time interval of temperature reporting of the temperature measurement acquisition device;

setting a temperature early warning value of a temperature measurement collector;

controlling the temperature measuring collector to work, lighting a temperature collecting indicator lamp, turning off the indicator lamp after the collection is finished, and checking temperature data through the rear-end server platform;

when the collected temperature is within the temperature early warning value range, the temperature is in a normal working state; and when the acquired temperature exceeds the temperature early warning value range, the rear-end server platform gives an alarm for prompt.

10. The temperature measurement monitoring method according to claim 9, wherein the area to be measured is a granary, and the temperature measurement sensor is buried in grains for measuring temperature; the temperature early warning value is-40-80 ℃, and the temperature acquisition precision of the temperature measurement acquisition device is 0.0625 ℃, 0.125 ℃, 0.25 ℃ or 0.5 ℃; the parameter setting and the working process of the temperature measurement collector can be controlled by remote communication through the rear-end server platform.

Technical Field

The invention relates to a temperature measurement collector and a temperature measurement monitoring method.

Background

The traditional temperature data acquisition mode is mostly manual acquisition or wired acquisition, the nodes are generally in a wired connection mode, wiring is complex, expansibility and transportability are poor, particularly for temperature acquisition in a wide space environment such as a granary, if the wired mode is adopted, cost and power consumption are high, the problems of difficult installation and difficult maintenance exist, and the requirement on the environment is high during use.

Chinese patent 201621431605.7 describes a multipoint temperature measurement acquisition instrument based on DS18B20, which is composed of a single chip microcomputer control system, a power management circuit, a single bus driver, a storage unit, a channel chip selection board and a communication circuit, wherein the power management circuit, the storage unit and the communication circuit are connected with the single chip microcomputer control system, the single chip microcomputer control system is connected with the single bus driver, the single bus driver is connected with the channel chip selection board, and the channel chip selection board is connected with a temperature sensor DS18B 20.

The multipoint temperature measurement acquisition instrument still adopts a series-parallel wired connection mode, solves partial problems of on-site temperature sensor acquisition, and reduces partial cost of temperature sensor acquisition. But the whole structure still has the problems of difficult wiring, difficult maintenance, high cost and power consumption and the like.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to provide a temperature measurement collector which is convenient to use, low in cost and low in power consumption, and the invention also aims to provide a temperature measurement monitoring method for implementing the temperature measurement collector.

In order to achieve the purpose, the temperature measurement collector comprises an upper shell 4, a mainboard 5, a battery 7, an antenna 9, a wire inlet end 20 and a lower shell 12, wherein the upper shell 4 and the lower shell 12 hermetically install all the components in the upper shell and are independently powered by the battery 7, the wire inlet end 20 is used for being connected with a plurality of temperature measurement cables, and each temperature measurement cable is provided with a plurality of temperature measurement sensors distributed in a to-be-measured area; set up the zigBee module on the mainboard 5 and come to be connected with external control end, receive control command, data parameter and carry out work to outside wireless transmission temperature data collection.

Further, the antenna 9 is connected with the main board 5 through an SMA seat 30, an integrally formed upper fixing seat 31 is arranged on the upper shell 4, the upper fixing seat 31 comprises a base formed by a reinforcing grid plate 32 and a semi-cylindrical concave upper fixing opening 43 formed by extending the base, and a positioning groove 33 is arranged on the end surface of the upper fixing opening; the lower shell 12 is provided with an integrally-made lower fixing seat 42, the lower fixing seat 42 comprises a base formed by the reinforcing grid plate 32 and a semi-cylindrical concave lower fixing opening 44 formed by extending the base, and the end surface of the lower fixing opening is provided with a positioning column 34; after the upper shell 4 and the lower shell 12 are pressed, the positioning column 34 and the positioning groove 33 are mutually positioned, so that the upper fixing port and the lower fixing port form a fixing port integrally, and the outer end of the antenna 9 is fixed in the fixing port.

Further, a convex first mounting part 35 is arranged on the upper side of the upper shell 4, a first through hole 36 is arranged on the first mounting part 35, and the SMA seat 30 is fixedly mounted on the upper side of the upper shell 4 after penetrating through the first through hole 36; lower casing 12 relative position is provided with first recess 37, first installation department 35 is mutually supported the location installation with first recess 37 and is fixed.

Further, a second mounting portion 38 protruding from the lower side of the upper shell 4 is provided, a second through hole 39 is provided on the second mounting portion 38, and the wire inlet end 20 is fixedly mounted on the lower side of the upper shell 4 after passing through the second through hole 39; the opposite position of the lower shell 12 is provided with a second groove 40, and the second mounting part 38 and the second groove 40 are mutually matched, positioned, mounted and fixed.

Further, battery 7 and mainboard 5 fixed mounting side by side are in on the epitheca 4, battery 7 install in battery case 6 and through two battery mounting 15 fixed mounting on epitheca 4, battery mounting 15 includes the fixed chamber of indent and sets up the fix with screw journal stirrup 28 in its both sides, and the fix with screw journal stirrup 28 of one side is fixed the back will be the pressure equipment simultaneously on mainboard 5, plays the while and fixes the effect of battery 7 and mainboard 5.

Further, 3 light guide holes 23 are formed in the upper shell 4, the light guide columns 10 are installed in the light guide holes 23, and the outer surfaces of the light guide holes 23 are covered with PVC adhesive films 24; the light guide column 10 is respectively communicated with a power indicator, a system working state indicator and a temperature acquisition indicator on the mainboard 5, and the light of the indicator is displayed outwards through the light guide column 10; the upper shell 4 is also provided with a power switch key 25 and a temperature acquisition key 27, and the lower shell 12 is provided with a reset key 26; the three keys are made of rubber materials to form sealing with the upper shell.

Furthermore, a groove 21 is formed in the edge end face of the upper shell 4, a flange 22 is formed in the edge end face of the lower shell 12, a sealing ring 19 is arranged in the groove 21, and after the upper shell 4 and the lower shell 12 are pressed together, the flange 22 is pressed in the groove 21 and tightly presses the sealing ring 19, so that the sealing purpose is achieved.

Furthermore, a grid unit formed by a plurality of reinforcing ribs 41 is arranged on the inner wall of the upper shell 4, and the battery 7 is fixed on the grid unit through the battery box 6; be provided with a plurality of screw erection column on the inner wall of epitheca 4, mainboard 5 passes through screw fixed mounting on the screw erection column.

A temperature measurement monitoring method for implementing the temperature measurement collector specifically comprises the following steps:

1) arranging a plurality of temperature measuring cables in a temperature area to be measured, wherein each temperature measuring cable is provided with a plurality of temperature measuring sensors;

2) installing temperature measuring collectors, wherein each temperature measuring collector is at least connected with 10 temperature measuring cables;

3) the temperature measurement collector is connected with a back-end server platform in a networking way through a ZigBee module;

4) setting a time interval of temperature acquisition and a time interval of temperature reporting of the temperature measurement acquisition device;

5) setting a temperature early warning value of a temperature measurement collector;

6) controlling the temperature measuring collector to work, lighting a temperature collecting indicator lamp, turning off the indicator lamp after the collection is finished, and checking temperature data through the rear-end server platform;

7) when the collected temperature is within the temperature early warning value range, the temperature is in a normal working state; and when the acquired temperature exceeds the temperature early warning value range, the rear-end server platform gives an alarm for prompt.

Furthermore, the area to be measured is a granary, and the temperature measuring sensor is buried in grains for measuring temperature.

Further, the temperature early warning value is-40 ℃ to 80 ℃, and the temperature acquisition precision of the temperature measurement acquisition device is 0.0625 ℃, 0.125 ℃, 0.25 ℃ or 0.5 ℃.

Furthermore, the parameter setting and the working process of the temperature measurement collector can be controlled by remote communication through the back-end server platform.

The temperature measurement collector and the temperature measurement monitoring method can realize the communication distance of more than 500 meters, at least support the temperature collection of 40 temperature measurement points, can set the temperature reporting period, and can trigger the grain temperature alarm when the collected temperature variation exceeds the early warning value or the grain temperature is too high, thereby realizing the automation of grain condition monitoring.

Drawings

FIG. 1 is a schematic structural view of a disassembled temperature measuring collector of the present invention;

FIG. 2 is a schematic structural view of another working state of the temperature measurement collector of the present invention;

FIG. 3 is a front view of the upper shell;

FIG. 4 is a rear view of the upper shell;

FIG. 5 is a side view of the upper shell;

FIG. 6 is a perspective view of the upper shell;

FIG. 7 is a front view of the lower case;

FIG. 8 is a rear view of the lower shell;

FIG. 9 is a side view of the lower shell;

FIG. 10 is a perspective view of the lower case;

FIG. 11 is a front view of the motherboard;

FIG. 12 is a perspective view of the motherboard;

FIG. 13 is a perspective view of the SMA holder;

FIG. 14 is a front view of the inlet end;

FIG. 15 is a perspective view of the inlet end;

fig. 16 is a perspective view of the antenna;

FIG. 17 is a front view of the battery holder;

FIG. 18 is a perspective view of a battery holder;

FIG. 19 is a front view of the upper shell silicone key;

FIG. 20 is a perspective view of the silicone key of the upper case;

fig. 21 is a partially enlarged view of the upper case and the lower case in a butted state;

FIG. 22 is a diagram of the positions of components on a motherboard;

FIG. 23 is a schematic diagram of a motherboard circuit;

wherein the reference numerals are:

stainless steel U-shaped code 1, PVC pipe 2, silica gel waterproof plug 3, upper shell 4, mainboard 5, battery box 6, battery 7, copper nut 8, antenna 9, light guide pillar 10, upper shell silica gel key 11, lower shell 12, wire inlet copper nut 13, upper shell copper nut 14, battery fixing piece 15, stainless steel fixing piece 16, lower shell copper nut 17, lower shell silica gel key 18, sealing ring 19, wire inlet end 20, groove 21, flange 22, light guide hole 23, PVC film 24, power switch key 25, reset key 26, temperature acquisition key 27, screw fixing lug 28, fixing cavity 29, SMA seat 30, upper fixing seat 31, reinforcing grid plate 32, positioning groove 33, positioning column 34, first mounting part 35, first through hole 36, first groove 37, second mounting part 38, second through hole 39, second groove 40, reinforcing rib 41, lower fixing seat 42, upper fixing port 43, lower fixing port 44, the screw mounts the post 45.

Detailed Description

The present invention now will be described more fully hereinafter with reference to the accompanying drawings, in which exemplary embodiments of the invention are shown. This invention may, however, be embodied in many different forms and should not be construed as limited to the exemplary embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

For ease of description, spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1 to 23, the temperature measurement collector of the present invention comprises a stainless steel U-shaped code 1, a PVC pipe 2, a silica gel waterproof plug 3, an upper case 4, a main board 5, a battery box 6, a battery 7, a copper nut 8, an antenna 9, a light guide pillar 10, an upper case silica gel key 11, a lower case 12, a wire feeding copper nut 13, an upper case copper nut 14, a battery fixing member 15, a stainless steel fixing piece 16, a lower case copper nut 17, a lower case silica gel key 18, and a sealing ring 19; the upper case 4 and the lower case 12 are hermetically installed therein with respective components and are independently supplied with power from the battery 7.

The battery 7 and the main board 5 are fixedly mounted on the upper case 4 side by side, that is, the battery 7 is mounted on the left half portion of the upper case 4, and the main board 5 is mounted on the right half portion of the upper case 4. The inner wall of the upper shell 4 is provided with a grid unit formed by a plurality of reinforcing ribs 41, the battery 7 is arranged in the battery box 6, and then the battery box 6 and the battery fixing piece 15 are fixed on the grid unit. The battery fixing piece 15 comprises a concave fixing cavity 29 and screw fixing lugs 28 arranged on two sides of the concave fixing cavity 29, the concave shape of the fixing cavity 29 is matched with the shape of the battery, and the end part of the battery 7 is fixed in the fixing cavity 29. After the screw fixing lug 28 on one side is fixed on the upper shell 4, it will be pressed on the side of the main board 5 at the same time, which plays the role of fixing the battery 7 and the main board 5 at the same time. A plurality of screw mounting columns 45 are arranged on the inner wall of the upper shell 4, and the main board 5 is fixedly mounted on the screw mounting columns 45 through screws. The PVC pipe 2 is a mode matched with the temperature measurement collector for use, the temperature measurement collector can be fixed on a wall, a PVC pipe or a steel pipe can be fixed on the grain surface, and the PVC pipe or the steel pipe can also be temporarily used without being fixed.

The upper shell 4 is provided with 3 light guide holes 23, the light guide columns 10 are installed in the light guide holes 23, and the outer surfaces of the light guide holes 23 are covered with PVC adhesive films 24; the light guide column 10 is respectively communicated with a power supply indicator lamp, a system working state indicator lamp and a temperature acquisition indicator lamp on the mainboard 5, and during working, the light of the corresponding indicator lamp is displayed outwards through the light guide column 10, so that the corresponding working state is indicated. If the power indicator lamp is on, the power is turned on, and the temperature measurement collector can start to work; the system working state indicator lamp is on and indicates that the system is in a communication state, is in a connection state with a rear-end server platform or is in other working mode states; the temperature acquisition indicator light is on to indicate that the temperature acquisition state of each sensor is being carried out by the temperature measurement acquisition device. The upper shell 4 is also provided with a power switch key 25 and a temperature acquisition key 27, and the lower shell 12 is provided with a reset key 26. The power switch button 25 is communicated with a power switch on the mainboard 5, the power switch button 25 is turned on, the battery 7 supplies power to the whole components of the temperature measurement collector, and the temperature measurement collector adopts the independent battery 7, so that a power line does not need to be independently arranged in use, the use of the temperature measurement collector is facilitated, the use scene of the temperature measurement collector is enlarged, and the use safety is also packaged. The battery 7 has a separate charging port and a charging unit for charging the battery.

The power switch key 25 and the temperature acquisition key 27 are covered with the upper shell silica gel key 11, the reset key 26 is covered with the lower shell silica gel key 18, and two key bodies of the upper shell silica gel key 11 are integrally manufactured. The upper shell silica gel key 11 and the lower shell silica gel key 18 are both made of rubber materials and are equivalent to sealing caps, so that the power switch key 25, the temperature acquisition key 27 and the upper shell 4 are sealed, and the reset key 26 and the lower shell 12 are sealed.

The edge end face of the upper shell 4 is provided with a groove 21, the edge end face of the lower shell 12 is provided with a flange 22, a sealing ring 19 is arranged in the groove 21, after the upper shell 4 and the lower shell 12 are pressed, the flange 22 is tightly pressed in the groove 21 and tightly presses the sealing ring 19, and the purpose of integral sealing and fixing is achieved through the upper shell copper nut 14, the lower shell copper nut 17, the stainless steel fixing piece 16 and corresponding screws. The mounting hole of the screw is also provided with a silica gel waterproof plug 3, thereby achieving the further waterproof sealing effect.

The antenna 9 is interconnected with the main board 5 by the SMA socket 30, the antenna 9 being used for data transmission. In the invention, the main board 5 is provided with a ZigBee module for connecting with an external control end, receiving a control instruction and data parameters to work, and transmitting temperature acquisition data outwards in a wireless manner. The external control end can be an intelligent terminal such as a mobile phone, a computer and the like, and can also be a rear-end server platform, and the rear-end server platform can be an existing temperature monitoring platform. The temperature measurement collector is generally used for monitoring the temperature in a large-area granary, a plurality of temperature measurement cables are required to be arranged in the granary at the same time, each temperature measurement cable is provided with a plurality of temperature measurement sensors distributed in a temperature measurement area, and the temperature measurement sensors generally adopt DS18B20 sensors. After being collected, the temperature measuring cables are connected with the temperature measuring collector through the wire inlet end 20.

An upper fixing seat 31 which is integrally manufactured is arranged on the upper shell 4, the upper fixing seat 31 comprises a base formed by a reinforcing grid plate 32 and a semi-cylindrical concave upper fixing opening 43 formed by extending the base, and a positioning groove 33 is arranged on the end face of the upper fixing opening. Correspondingly, the lower fixing seat 42 is integrally formed on the lower shell 12, the lower fixing seat 42 includes a base formed by the reinforcing grid plate 32 and a semi-cylindrical concave lower fixing opening 44 formed by extending the base, and a positioning column 34 is arranged on the end surface of the lower fixing opening. After the upper shell 4 and the lower shell 12 are pressed, the positioning column 34 and the positioning groove 33 are positioned with each other, so that the upper fixing port 43 and the lower fixing port 44 are integrally formed into a fixing port, the outer end of the antenna 9 is fixed in the fixing port, the installation firmness of the antenna 9 is ensured, and the antenna 9 is prevented from loosening and falling off in use.

The upper side edge of the upper shell 4 is provided with a convex first mounting part 35, a first through hole 36 is formed in the first mounting part 35, the SMA seat 30 is provided with a copper nut 8, and after the SMA seat 30 penetrates through the first through hole 36, the copper nut 8 is fixedly mounted on the upper side edge of the upper shell 4. The opposite position of inferior valve 12 is provided with first recess 37, and first installation department 35 is mutually supported the location installation with first recess 37 and is fixed.

The lower side edge of the upper shell 4 is provided with a convex second mounting part 38, the second mounting part 38 is provided with a second through hole 39, the incoming line end 20 is provided with an incoming line copper nut 13, and the incoming line end 20 is fixedly mounted on the lower side edge of the upper shell 4 through the incoming line copper nut 13 after passing through the second through hole 39.

The opposite position of lower casing 12 is provided with second recess 40, second installation department 38 is fixed with the location installation of second recess 40 mutually supporting.

In the present invention, as shown in fig. 22, the conditions of the relevant components in the main board 5 are as follows:

in this embodiment, the temperature measurement collector has the following technical parameters:

the temperature measurement collector is a wireless temperature measurement collector, adopts a zigbee3.0 protocol, is powered by a lithium subcell, does not need an external power supply, is flexible in use, can be fixed for long-term use, and can be carried about and used in a plug-and-play mode. 1-50 temperature measuring cables (DS18B20 sensors) can be freely accessed according to business requirements, and not only the existing old 2-wire cable of the grain depot is supported, but also the new 3-wire cable is supported.

The temperature measurement collector can flexibly set collection frequency, and sends an instruction by the server, if the granary is stored, the temperature measurement collector can set high collection frequency to closely monitor grain temperature change, and when the granary is empty, the collection frequency can be reduced to save power consumption. The temperature measurement collector also comprises a vibration sensor, and the equipment triggers an alarm and reports the alarm to the server when being moved.

A temperature measurement monitoring method for implementing the temperature measurement collector specifically comprises the following steps:

1) arranging a plurality of temperature measuring cables in a temperature area to be measured, wherein each temperature measuring cable is provided with a plurality of temperature measuring sensors;

2) installing temperature measuring collectors, wherein each temperature measuring collector is at least connected with 10 temperature measuring cables;

3) the temperature measurement collector is connected with a back-end server platform in a networking way through a ZigBee module;

4) setting a time interval of temperature acquisition and a time interval of temperature reporting of the temperature measurement acquisition device;

5) setting a temperature early warning value of a temperature measurement collector;

6) controlling the temperature measuring collector to work, lighting a temperature collecting indicator lamp, turning off the indicator lamp after the collection is finished, and checking temperature data through the rear-end server platform;

7) when the collected temperature is within the temperature early warning value range, the temperature is in a normal working state; and when the acquired temperature exceeds the temperature early warning value range, the rear-end server platform gives an alarm for prompt.

In this embodiment, the temperature measurement area is the granary, and the temperature measurement sensor is buried in the grain and measures the temperature. The communication distance is 500 meters, the temperature acquisition of at least 40 temperature measurement points is supported, the temperature reporting period can be set, the grain temperature alarm can be triggered when the acquired temperature variation exceeds the early warning value or the grain temperature is too high, and the automation of grain condition monitoring is realized.

In this embodiment, the temperature warning value of the temperature measurement collector is-40 ℃ to 80 ℃, the temperature measurement collector can set the collection resolution according to the service requirement, and the temperature collection precision is supported to four precisions of 0.0625 ℃, 0.125 ℃, 0.25 ℃ or 0.5 ℃. The parameter setting and the working process of the temperature measurement collector can be controlled by remote communication through a rear-end server platform, the rear-end server platform can adopt the existing temperature monitoring platform, for example, an onenet platform is adopted, whether equipment is on-line or not can be checked through the onenet platform, whether an equipment state indicator lamp is normal or not can be checked, whether a product power switch is turned on or not can be checked, and the like, and the air upgrading of software can be supported through the platform.

When in work:

1. networking equipment:

the equipment is electrified, after waiting for the system status indicator lamp to stabilize, the equipment can be deployed through the web end, and the networking status indicator lamp flickers for 5 times at intervals of 0.5 second, which indicates that networking is successful.

2. The temperature acquisition and reset method comprises the following steps:

each device can be connected with at least 10 temperature measuring cables (4 temperature measuring sensors in each temperature measuring cable);

secondly, when the equipment is successfully networked, after the cable is connected, the temperature acquisition key is pressed, the temperature acquisition indicator lamp is turned on, and after a few seconds, the indicator lamp is turned off to indicate that the acquisition is finished, and the temperature data can be checked through the service platform;

thirdly, commands can be issued through the service platform, and the time interval of temperature acquisition and the time interval of temperature reporting are set;

fourthly, sending commands through the service platform and setting temperature early warning values;

and fifthly, pressing the reset key for 10 seconds, and returning the equipment to factory setting and quitting the network.