CN220153767U - Temperature monitoring system - Google Patents
Temperature monitoring system Download PDFInfo
- Publication number
- CN220153767U CN220153767U CN202321644958.5U CN202321644958U CN220153767U CN 220153767 U CN220153767 U CN 220153767U CN 202321644958 U CN202321644958 U CN 202321644958U CN 220153767 U CN220153767 U CN 220153767U
- Authority
- CN
- China
- Prior art keywords
- temperature
- seamless steel
- monitoring system
- controller
- temperature sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 85
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 44
- 239000010959 steel Substances 0.000 claims abstract description 44
- 238000007789 sealing Methods 0.000 claims abstract description 28
- 230000000007 visual effect Effects 0.000 claims description 6
- 230000006855 networking Effects 0.000 claims description 4
- 239000010905 bagasse Substances 0.000 abstract description 55
- 241000609240 Ambelania acida Species 0.000 abstract description 54
- 238000005516 engineering process Methods 0.000 abstract description 13
- 238000009529 body temperature measurement Methods 0.000 abstract description 6
- 230000002159 abnormal effect Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 6
- 240000000111 Saccharum officinarum Species 0.000 description 5
- 235000007201 Saccharum officinarum Nutrition 0.000 description 5
- 238000004891 communication Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a temperature monitoring system, which belongs to the technical field of temperature monitoring and comprises a temperature measuring device and a controller, wherein the temperature measuring device comprises a seamless steel pipe and a temperature sensor, one end of the seamless steel pipe is provided with a sealing structure, the temperature sensor is positioned in the seamless steel pipe and at one end far away from the sealing structure, and the temperature sensor is connected with the controller. According to the utility model, the temperature sensor is arranged in the seamless steel tube, so that the temperature sensor can be conveniently inserted into the bagasse storage yard, and the problem that the existing temperature measuring equipment cannot accurately measure the temperature in the bagasse storage yard is solved. According to the utility model, the temperature measurement technology is combined with the Internet of things technology, and the temperature monitoring data in the bagasse storage yard is sent to the user terminal or the monitoring large screen through the Internet of things cloud platform, so that the problem of inconvenient temperature monitoring in the bagasse storage yard is solved.
Description
Technical Field
The utility model relates to the technical field of temperature monitoring, in particular to a temperature monitoring system.
Background
Sugar cane is used as a raw material for sugar production, a large amount of bagasse is produced during the annual press season, and the bagasse can be used as a raw material for paper making besides being used as a fuel for boiler combustion. Because the bagasse output is far greater than the burning amount of the boiler of the sugar manufacturing enterprise and the production amount of the paper manufacturing enterprise, the residual bagasse is required to be transported to a designated place for storage. Since bagasse is flammable, fire protection in storage yards is important. According to incomplete statistics, in the past case of the fire disaster of the bagasse storage yard, most of the fire disaster causes are caused by the fact that the internal temperature of the bagasse storage yard is too high, so that the bagasse is spontaneously burned from the internal part of the bagasse storage yard to cause the fire disaster. At present, the mode of monitoring the temperature of the bagasse storage yard mainly depends on manual timing inspection, the surface of the bagasse storage yard is subjected to temperature measurement through portable temperature measuring equipment, the temperature inside the bagasse storage yard is not effectively measured, the temperature measurement result is inaccurate, the mode of manual monitoring is quite inconvenient, time and labor are wasted, and human resources are wasted.
In the era of the internet of things, the monitoring system based on the internet of things can be applied to various industries, such as industry and agriculture, medical and health, environmental monitoring and the like. Some fire monitoring systems based on the internet of things technology are also proposed in the prior art, for example: an intelligent electric fire monitoring system based on the Internet of things, which is provided by the prior art CN109461278B, comprises an electric fire detector, electric fire monitoring equipment, a monitoring cloud platform and a mobile terminal; the electric fire detector is arranged on a monitoring site and is connected to the remote monitoring cloud platform, and is used for detecting residual current, temperature, current, voltage and power information in a protected circuit and uploading the information to the monitoring cloud platform. The monitoring cloud platform adopts a micro-service architecture to realize a distributed connection network and is used for receiving and storing the data information uploaded by each electric fire detector and carrying out data analysis processing to realize electric fire early warning; the mobile terminal is used for remotely accessing the monitoring cloud platform and is used for inquiring and acquiring related data information. The monitoring system can monitor the temperature, and sends monitoring data to the mobile terminal through the Internet of things cloud platform, and a user can check the monitoring data through the mobile terminal.
Therefore, if the technology of the Internet of things can be applied to monitoring the internal temperature of the bagasse storage yard, manual timing inspection is not needed, and manpower and material resources are saved; however, in the prior art, a scheme of combining temperature detection and internet of things technology to be applied to bagasse yards is not found. Therefore, in order to more conveniently and accurately monitor the temperature of the bagasse storage yard, it is necessary to provide a system for monitoring the internal temperature of the bagasse storage yard based on the technology of the internet of things.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a temperature monitoring system which is convenient to insert into a bagasse storage yard by installing a temperature sensor in a seamless steel pipe and solves the problem that the existing temperature measuring equipment cannot accurately measure the temperature in the bagasse storage yard. According to the utility model, the temperature measurement technology is combined with the Internet of things technology, and the temperature monitoring data in the bagasse storage yard is sent to the user terminal or the monitoring large screen through the Internet of things cloud platform, so that the problem of inconvenient temperature monitoring in the bagasse storage yard is solved.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a temperature monitoring system, includes temperature measuring device and controller, temperature measuring device includes seamless steel pipe and temperature sensor, the one end of seamless steel pipe is provided with seal structure, temperature sensor is located seamless steel pipe to be located the one end of keeping away from seal structure, temperature sensor links to each other with the controller.
Further, the sealing structure is a sealing cover, the sealing cover is detachably connected with the seamless steel pipe, the temperature sensor is movably arranged in the seamless steel pipe and is connected with the controller through a data wire, and the data wire penetrates through the sealing cover.
Further, one end of the seamless steel tube far away from the sealing cover is provided with a tip part.
Further, the temperature monitoring system also comprises an alarm device, and the alarm device is connected with the controller.
Further, the controller is a PLC, and the alarm device is an audible and visual alarm.
Further, the temperature monitoring system further comprises a serial port server, an Internet of things cloud platform and a user terminal, wherein the controller is connected with the serial port server, and the serial port server and the user terminal are both connected with the Internet of things cloud platform.
Further, the user terminal comprises a mobile terminal and a PC.
Further, the mobile terminal is a smart phone, a tablet computer or a notebook computer.
Further, the temperature monitoring system further comprises a monitoring camera and a monitoring large screen, and the monitoring camera and the monitoring large screen are connected with the Internet of things cloud platform.
By adopting the technical scheme, the utility model has the following beneficial effects:
1. the temperature measuring device comprises the seamless steel tube and the temperature sensor, wherein the seamless steel tube is used for being inserted into the bagasse storage yard to provide a carrier for fixing the temperature sensor, the temperature sensor is positioned in the seamless steel tube, the temperature inside the bagasse storage yard is conveniently monitored, and monitoring data are transmitted to the controller.
2. The utility model has the advantages that the tip part is arranged at one end of the seamless steel pipe, so that the seamless steel pipe can be conveniently and easily inserted into a bagasse storage yard, and the sealing structure is arranged at the other end of the seamless steel pipe, thereby avoiding the influence on a measurement result caused by upward heat emission and ensuring the accuracy of the measurement result.
3. According to the utility model, the sealing cover is detachably connected with the seamless steel pipe, the temperature sensor is movably connected with the seamless steel pipe, and the data wire connected with the temperature sensor is fixedly penetrated through the sealing cover, so that the temperature sensor can be detached from the seamless steel pipe; during installation, the seamless steel pipe is inserted into a bagasse storage yard, then the temperature sensor is placed into the seamless steel pipe and is close to the tip part, and finally the sealing cover is installed on the top end of the seamless steel pipe. Therefore, the temperature sensor can be effectively placed at the center inside the sugarcane storage yard, and the influence on the temperature sensor in the process of inserting the temperature sensor into the sugarcane storage yard is avoided. In addition, because temperature sensor can split, can also provide the convenience for later stage change temperature sensor.
4. When the controller monitors that the internal temperature of the bagasse storage yard is too high through the temperature sensor, the controller controls the alarm device to execute alarm action to inform workers to process, and the problems of troublesome operation, inaccurate result, untimely monitoring and the like in manual monitoring can be effectively avoided by effectively monitoring the internal temperature of the bagasse storage yard for 24 hours on line.
5. According to the utility model, the temperature measurement technology is combined with the Internet of things technology, the temperature monitoring data in the bagasse storage yard is sent to the user terminal or the monitoring large screen through the Internet of things cloud platform, and a worker can check the monitoring data through the user terminal or the monitoring large screen to master the temperature change in the bagasse storage yard in real time. When monitoring bagasse storage yard inside temperature too high, thing networking cloud platform can feed back alarm information to staff in real time through multiple mode, for example: mobile phone APP message, short message, weChat applet, etc. The utility model has two modes of on-site alarm and multi-channel information notification alarm, realizes the functions of comprehensively monitoring and alarming the abnormal temperature in the bagasse storage yard, and effectively prevents the fire disaster of the bagasse storage yard.
Drawings
FIG. 1 is a schematic diagram of hardware connection of a temperature monitoring system according to embodiment 1 of the present utility model;
FIG. 2 is a schematic diagram of a temperature measuring device according to embodiment 1 of the present utility model;
FIG. 3 is a schematic diagram illustrating an arrangement of a temperature measuring device in a bagasse yard according to embodiment 1 of the present utility model;
fig. 4 is a schematic diagram of hardware connection of a temperature monitoring system according to embodiment 2 of the present utility model;
FIG. 5 is an electrical schematic diagram of a temperature monitoring system according to embodiment 2 of the present utility model;
FIG. 6 is a schematic diagram of hardware connection of a temperature monitoring system according to embodiment 3 of the present utility model;
FIG. 7 is a system block diagram of a temperature monitoring system according to embodiment 3 of the present utility model;
wherein, the reference numerals in the drawings are as follows: 1-controller, 2-temperature measuring device, 21-seamless steel pipe, 211-tip, 22-sealed lid, 23-temperature sensor, 24-data line, 3-serial port server, 4-alarm device, 5-user terminal, 6-thing networking cloud platform, 7-surveillance camera head, 8-control large-scale screen, 9-bagasse storage yard.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
Referring to fig. 1, a temperature monitoring system includes a temperature measuring device 2, a controller 1, and an alarm device 4.
Referring to fig. 2, the temperature measuring device 2 includes a seamless steel tube 21 and a temperature sensor 23, one end of the seamless steel tube 21 is provided with a sealing structure, the temperature sensor 23 is located in the seamless steel tube 21 and is located at one end far away from the sealing structure, and the temperature sensor 23 and the alarm device 4 are connected with the controller 1.
The seamless steel tube 21 is used for inserting inside the bagasse yard 9, provides the carrier for fixed temperature sensor 23, and temperature sensor 23 is located seamless steel tube 21, conveniently monitors the inside temperature of bagasse yard 9, and monitoring data transfer is to controller 1, because temperature sensor 23 is located inside the bagasse yard 9, and the measurement accuracy is high, can effectively solve the problem that current temperature measuring equipment can not accurately measure the inside temperature of bagasse yard 9.
Wherein, the seamless steel pipe 21 is equipped with tip 211 far away from the one end of sealed lid 22, makes things convenient for seamless steel pipe 21 light to insert inside the bagasse yard 9. The sealing structure is a sealing cover 22, so that the influence on the measurement result caused by the upward heat emission is avoided, and the accuracy of the measurement result is ensured. The sealing cover 22 is detachably connected with the seamless steel pipe 21, and the temperature sensor 23 is movably arranged in the seamless steel pipe 21 and is connected with the controller 1 through the data wire 24, and the data wire 24 penetrates through the sealing cover 22, so that the temperature sensor 23 can be detached from the seamless steel pipe 21.
Referring to fig. 2 and 3, when the temperature measuring device 2 is installed, the seamless steel pipe 21 is inserted into the bagasse yard 9, then the temperature sensor 23 is placed in the seamless steel pipe 21 and is close to the tip 211, and finally the sealing cover 22 is installed on the top end of the seamless steel pipe 21. In this way, the temperature sensor 23 can be effectively placed in the center of the interior of the sugarcane yard, and the influence on the temperature sensor 23 in the process of inserting the sugarcane bagasse yard 9 is avoided. In addition, since the temperature sensor 23 is detachable, convenience can be provided for replacing the temperature sensor 23 at a later stage. In the embodiment, the sealing cover 22 is in threaded connection with the seamless steel tube 21, so that the sealing cover is convenient to assemble and disassemble and has good sealing performance. A bagasse yard can be equipped with a plurality of temperature measuring devices 2.
In the embodiment, the alarm device 4 is an audible and visual alarm, the controller 1 is a PLC, the model number of the controller is Siemens PLCS7-200smart CPUST20,PLC, the controller is connected with the temperature sensor 23 through a temperature acquisition module, and the model number of the temperature acquisition module is Siemens S7-200smartEMAR04 thermal resistance input module. The temperature sensor 23 employs a measurement range: 0-250 ℃, and measuring accuracy: a temperature sensing probe of PT100 platinum thermal resistor at 0.1 ℃.
The PLC is used as a main control, data processing and comparison are carried out on the temperature acquired by the temperature sensor 23, whether the acquired temperature is abnormal temperature or not is judged according to the setting of a program, so that whether abnormal temperature alarm output is carried out or not is determined, if abnormal temperature alarm is output, the audible and visual alarm executes alarm action under the control of the PLC, a worker is informed of processing, and the problems of troublesome operation, inaccurate result, untimely monitoring and the like existing in manual monitoring can be effectively avoided by carrying out 24-hour online effective monitoring on the internal temperature of the bagasse yard 9.
Example 2
Referring to fig. 4 and 5, on the basis of embodiment 1, the embodiment further includes a serial server 3, an internet of things cloud platform 6, and a user terminal 5, where the controller 1 is connected to the serial server 3, and the serial server 3 and the user terminal 5 are both connected to the internet of things cloud platform 6. The user terminal 5 includes a mobile terminal and a PC, where the mobile terminal is a smart phone, a tablet computer or a notebook computer. In this embodiment, the mobile terminal is a smart phone, and is equipped with an APP. The mobile phone performs information interaction with the internet of things cloud platform 6 through the APP, and the PC performs information interaction with the internet of things cloud platform 6 through the webpage end.
The serial port server 3 adopts a USR-TCP232-410s serial port communication server of Jinan people networking science and technology limited company, and the USR-TCP232-410s serial port communication server communicates with Siemens PLC through an RS485 serial port communication mode and uploads PLC data to the Internet of things cloud platform 6. The internet of things cloud platform 6 comprises an internet of things cloud server, and stores and analyzes PLC data uploaded by the serial port server 3 through the internet of things cloud server.
The system realizes temperature acquisition and alarm functions, and is realized through a PLC program, wherein the PLC program comprises a temperature acquisition program, a high-temperature abnormal program and a MODBUS SRTU communication program between the PLC and the Internet of things. The temperature acquisition program is to convert analog quantity and engineering quantity of analog quantity signals of the temperature measuring device 2 by a PLC, and obtain an actual temperature value through conversion. The high-temperature alarm program compares the set high-temperature alarm temperature threshold value with the actual temperature, when the actual temperature is larger than the set high-temperature alarm temperature threshold value, the PLC automatically triggers the audible and visual alarm to alarm, and when the temperature is lower than the set high-temperature alarm threshold value, the audible and visual alarm automatically stops alarming. The MODBUSRTU communication program uses a MODBUSRTU slave station protocol program, the PLC serves as a slave station of the MODBUSRTU protocol, and the serial port server 3 serves as a master station of the MODBUSRTU protocol to automatically poll and read PLC data. The system abnormal information reporting function is mainly realized by the serial server 3, the serial server 3 reads data of the serial server through communication with the PLC, uploads abnormal data to the Internet of things cloud platform 6 according to system setting, and the Internet of things cloud platform 6 issues abnormal information to the mobile phone APP and the like.
According to the utility model, the temperature measurement technology is combined with the Internet of things technology, the temperature monitoring data in the bagasse storage yard 9 are sent to the user terminal 5 or the large monitoring screen 8 through the Internet of things cloud platform 6, and a worker can check the monitoring data through the user terminal 5 or the large monitoring screen 8 to master the temperature change in the bagasse storage yard 9 in real time.
When the internal temperature of the bagasse yard 9 is monitored to be too high, the cloud platform 6 of the internet of things feeds back alarm information to staff in real time in various modes, for example: mobile phone APP message, short message, weChat applet, etc. The utility model has two modes of on-site alarm and multi-channel information notification alarm, realizes the functions of comprehensively monitoring and alarming the abnormal temperature in the bagasse storage yard 9, and effectively prevents the fire disaster of the bagasse storage yard 9.
Example 3
Referring to fig. 6-7, on the basis of embodiment 2, the present embodiment further includes a monitoring camera 7 and a monitoring large screen 8, where the monitoring camera 7 and the monitoring large screen 8 are connected to the internet of things cloud platform 6. The monitoring camera 7 is arranged on the site of the bagasse storage yard 9 and used for monitoring site pictures, and the monitoring large screen 8 is used for displaying site pictures and monitoring data. According to the utility model, the temperature monitoring data and the bagasse field picture information in the bagasse storage yard 9 are sent to the monitoring large screen 8 through the serial port server 3 and the Internet of things cloud platform 6, and a worker can check the monitoring data and the field picture through the monitoring large screen 8, so that the condition of the bagasse storage yard 9 can be monitored in real time.
The foregoing description is directed to the preferred embodiments of the present utility model, but the embodiments are not intended to limit the scope of the utility model, and all equivalent changes or modifications made under the technical spirit of the present utility model should be construed to fall within the scope of the present utility model.
Claims (9)
1. The utility model provides a temperature monitoring system, includes temperature measuring device and controller, its characterized in that: the temperature measuring device comprises a seamless steel pipe and a temperature sensor, wherein a sealing structure is arranged at one end of the seamless steel pipe, the temperature sensor is located in the seamless steel pipe and is located at one end far away from the sealing structure, and the temperature sensor is connected with the controller.
2. A temperature monitoring system according to claim 1, wherein: the sealing structure is a sealing cover, the sealing cover is detachably connected with the seamless steel pipe, the temperature sensor is movably arranged in the seamless steel pipe and is connected with the controller through a data wire, and the data wire penetrates through the sealing cover.
3. A temperature monitoring system according to claim 2, wherein: and a tip part is arranged at one end of the seamless steel tube, which is far away from the sealing cover.
4. A temperature monitoring system according to claim 1, wherein: the system also comprises an alarm device which is connected with the controller.
5. The temperature monitoring system of claim 4, wherein the controller is a PLC and the alarm device is an audible and visual alarm.
6. A temperature monitoring system according to claim 1, wherein: the system comprises a controller, a serial port server, an Internet of things cloud platform and a user terminal, wherein the controller is connected with the serial port server, and the serial port server and the user terminal are both connected with the Internet of things cloud platform.
7. A temperature monitoring system according to claim 6, wherein: the user terminal comprises a mobile terminal and a PC.
8. A temperature monitoring system according to claim 7, wherein: the mobile terminal is a smart phone, a tablet computer or a notebook computer.
9. A temperature monitoring system according to claim 6, wherein: still include surveillance camera head and control large screen, surveillance camera head and control large screen all link to each other with thing networking cloud platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321644958.5U CN220153767U (en) | 2023-06-27 | 2023-06-27 | Temperature monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321644958.5U CN220153767U (en) | 2023-06-27 | 2023-06-27 | Temperature monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220153767U true CN220153767U (en) | 2023-12-08 |
Family
ID=89010667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321644958.5U Active CN220153767U (en) | 2023-06-27 | 2023-06-27 | Temperature monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220153767U (en) |
-
2023
- 2023-06-27 CN CN202321644958.5U patent/CN220153767U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103324221B (en) | Grain depot intellectualization integrated control system and application method thereof | |
| CN203376656U (en) | Intelligent integrated control system for grain depot | |
| CN202093670U (en) | Wireless temperature measuring system based on electrical power system | |
| CN208297993U (en) | The power computer room data collection system of data center | |
| CN220153767U (en) | Temperature monitoring system | |
| CN200996965Y (en) | Bus inflammable gas connentration inspecter | |
| CN101210931B (en) | Bus type combustible gas thickness detection device and its control method | |
| CN202204537U (en) | Humiture detection apparatus capable of multimetering | |
| CN201563197U (en) | Remote data and video wireless transmission device for oil field | |
| CN104236741A (en) | Temperature monitoring device and implementation method for outdoor high-pressure switch | |
| CN203929246U (en) | Substation equipment temperature-detecting device | |
| CN116147800A (en) | Real-time monitoring system for temperature of aluminum electrolysis cell shell | |
| CN213397374U (en) | Temperature measuring device for measuring temperature of terminal block on line | |
| CN108168719A (en) | A kind of wireless temperature measurement system for high-tension switch cabinet | |
| CN211375759U (en) | Raise dust control point monitored control system | |
| CN210155798U (en) | Fire monitoring device | |
| CN211719004U (en) | Remote dynamic monitoring system | |
| CN114264902A (en) | Method and system for monitoring working state of lightning protection box, electronic equipment and storage medium | |
| CN209310887U (en) | A kind of inversed current transformer oil level monitoring arrangement | |
| CN220853931U (en) | Temperature detection system | |
| CN216901637U (en) | Power grid equipment operation data monitoring and management system | |
| CN210719477U (en) | Pressure gauge | |
| CN218630048U (en) | Wireless detection unit for line fault identification | |
| CN217643409U (en) | Conveying pipe network data acquisition and teletransmission system | |
| CN220020394U (en) | GDS system with quick response |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |