CN211696495U - Switch board heat dissipation monitoring system - Google Patents
Switch board heat dissipation monitoring system Download PDFInfo
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- CN211696495U CN211696495U CN201922498331.3U CN201922498331U CN211696495U CN 211696495 U CN211696495 U CN 211696495U CN 201922498331 U CN201922498331 U CN 201922498331U CN 211696495 U CN211696495 U CN 211696495U
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Abstract
The utility model discloses a power distribution cabinet heat dissipation monitoring system, which comprises a temperature and humidity sensor, an AC/DC acquisition circuit, a PLC controller, a DC/AC conversion circuit, a fan and a monitoring module; the temperature and humidity sensor inputs detected temperature and humidity information to the PLC through an AC/DC acquisition circuit; the PLC controller controls the fan, and the PLC controller transmits control analysis information to the monitoring module and the DC/AC conversion circuit respectively. The utility model provides a monitoring is stable, accurate, and monitoring function is comprehensive, has improved the switch board heat dissipation monitoring system who produces the product performance.
Description
Technical Field
The utility model relates to a switch board technical field especially relates to a switch board heat dissipation monitoring system.
Background
The switch board is all kinds of basic equipment in designing power supply, consumer or the trade at present, and it mainly undertakes the installation and the management of the core control spare part in the circuit system, and the security of its operation plays very important meaning to power supply system and consumer, but installs the switch board in the outdoor sometimes can suffer lawless persons violently to break open the switch board door, destroys switch board inside to influence the security and the reliability of whole device. Outdoor switch board is put for a long time outdoors, receives external environment's influence, and its inside humiture and dust content can be unusual, in case the inside electrical components of switch board receives the influence of moisture, high temperature or dust, and the switch board will unable normal work.
With the realization of intellectualization, the existing power distribution cabinet is provided with a monitoring technology, but the existing power distribution cabinet monitoring technology is unstable, inaccurate and unreliable in monitoring; can not meet the market demand.
The Chinese patent application numbers are: 201720693530.8, application date is 15/06/2017, publication date is: on the year of 2018, day 09, 02 month, the patent names: the utility model provides a switch board with real-time supervision function discloses a switch board with real-time supervision function, including monitoring unit, environmental monitoring unit, main control unit, audible and visual alarm module, infrared sensor, wireless communication module and storage module, the monitoring unit includes infrared geminate transistor module, microcontroller, silicon controlled rectifier module and infrared camera, all link to each other with microcontroller to pipe module and silicon controlled rectifier module control end outward, silicon controlled rectifier module input links to each other with power supply, and the output is the power supply of infrared camera, environmental monitoring unit, audible and visual alarm module, infrared sensor, wireless communication module and storage module all link to each other with main control unit. The utility model discloses not only can the inside humiture and the dust content of real-time supervision switch board, be provided with infrared camera moreover, can monitor the on-the-spot environment of switch board, when someone destroys the switch board, be convenient for in time discover to take measures
Although the above patent literature discloses a power distribution cabinet monitoring system, the system is not comprehensive in monitoring, and monitoring of environmental parameters of the power distribution cabinet is unreliable and inaccurate, so that market demands cannot be met.
Disclosure of Invention
The utility model aims at overcoming the not enough of prior art, providing a monitoring is stable, accurate, and monitoring function is comprehensive, has improved the switch board heat dissipation monitoring system who produces the product performance.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a heat dissipation monitoring system of a power distribution cabinet comprises a temperature and humidity sensor, an AC/DC acquisition circuit, a PLC controller, a DC/AC conversion circuit, a fan and a monitoring module; the temperature and humidity sensor is used for detecting environment temperature and humidity information in the power distribution cabinet; the AC/DC acquisition circuit is used for acquiring temperature and humidity information detected by the temperature and humidity sensor; the PLC is used for controlling and analyzing signal information; the DC/AC conversion circuit is used for converting a digital signal into an analog signal and outputting the analog signal; the monitoring module is used for monitoring the environment change information of the power distribution cabinet;
the temperature and humidity sensor inputs detected temperature and humidity information to the PLC through an AC/DC acquisition circuit; the PLC controller controls the fan, and the PLC controller transmits control analysis information to the monitoring module and the DC/AC conversion circuit respectively.
In one embodiment, the PLC controller is a chip model FX 3U-16.
In one embodiment, the fan is provided with an infrared correlation tube for measuring the rotating speed of the fan.
In one embodiment, the PLC controller includes a heater, and the PLC controller controls the heater through a keypad.
In one embodiment, the monitoring module includes a data transmission module, and the data transmission module is configured to perform data transmission on the monitored signal.
In one embodiment, the monitoring module comprises an alarm module for alarming the monitoring.
In one embodiment, the monitoring module comprises an OLED display module for displaying monitoring information.
The utility model has the advantages that: 1. the utility model discloses a PLC controller carries out monitoring analysis to the switch board humiture, and monitoring information is safe, reliable, accurate; 2. the utility model has complete monitoring function, various monitoring means, convenient application and strong operability; 3. the utility model discloses improve the performance of product greatly, the cost is reduced suits to popularize and apply.
Drawings
Fig. 1 is the embodiment of the utility model provides a switch board heat dissipation monitoring system block diagram.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, the heat dissipation monitoring system for the power distribution cabinet comprises a temperature and humidity sensor 1, an AC/DC acquisition circuit 2, a PLC controller 3, a DC/AC conversion circuit 4, a fan 5 and a monitoring module 7; the temperature and humidity sensor 1 is used for detecting environment temperature and humidity information in the power distribution cabinet; the AC/DC acquisition circuit 2 is used for acquiring temperature and humidity information detected by the temperature and humidity sensor; the PLC controller 3 is used for controlling and analyzing signal information; the DC/AC conversion circuit 4 is used for converting a digital signal into an analog signal and outputting the analog signal; the monitoring module 7 is used for monitoring the environment change information of the power distribution cabinet;
the temperature and humidity sensor 1 inputs detected temperature and humidity information to the PLC controller 3 through the AC/DC acquisition circuit 2; the PLC controller 3 controls the fan 5, and the PLC controller 3 transmits control analysis information to the monitoring module 7 and the DC/AC conversion circuit 4, respectively.
In this embodiment, the PLC controller is preferably a chip with model number FX 3U-16.
In this embodiment, the AC/DC acquisition circuit employs a 2DAC8532 analog converter, which is a dual-channel, 16-bit digital-to-analog converter (DAC).
The analog converter can provide low power operation and flexible serial host interface, and can realize rail-to-rail output swing in the range of 2.7V to 5.5V supply voltage with a precise output amplifier. The device supports a standard 3-wire serial interface, supports operation and input data clock frequencies up to 30MHz, and VDD is 5V.
In this embodiment, the fan 5 is provided with an infrared correlation tube for measuring the rotation speed of the fan.
The fan 5 may further be provided with a rotation speed feedback device for feeding back a fan feedback signal.
Example 2
Referring to fig. 1, the difference from the above embodiment is that the PLC controller 3 includes a heater 6, and the PLC controller 3 controls the heater 6 through a keypad 61.
In this embodiment, a preset temperature is set by the keyboard 61, the PLC controller 3 sends the set digital value to the DC/AC conversion circuit 4, at this time, the temperature and humidity sensor 1 starts to operate, and the AC/DC acquisition circuit 2 acquires the temperature of the heater in real time.
When the temperature is higher than the preset value, the heater 6 stops working, and the fan 5 starts working to dissipate heat. When the temperature is lower than the preset value, the heater 6 continues to work, and the process is repeated to realize the automatic adjustment of the temperature.
Example 3
Referring to fig. 1, the difference from the above embodiment is that the monitoring module 7 of the present invention includes a data transmission module 71, and the data transmission module 71 is used for transmitting data of the monitored signal.
The monitoring module 7 can perform remote data transmission on the monitored information in a wireless or wired manner through the data transmission module 71; therefore, the remote control center can monitor the voltage and current information of the power distribution cabinet conveniently, and labor cost is saved by monitoring the information of the power distribution cabinet.
In this embodiment, the monitoring module 7 further includes an alarm module 72, and the alarm module 72 is configured to alarm the monitoring information.
When monitoring that the information in the power distribution cabinet fails, the monitoring module 7 gives an alarm through the alarm module 72 to remind maintenance personnel to process the failure in time.
In this embodiment, the monitoring module 7 includes an OLED display module, and the module is used for displaying monitoring information.
Monitoring information is displayed through the OLED display module, and monitoring personnel can conveniently monitor various information of the power distribution cabinet.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (7)
1. The utility model provides a switch board heat dissipation monitoring system which characterized in that: the temperature and humidity sensor comprises a temperature and humidity sensor, an AC/DC acquisition circuit, a PLC controller, a DC/AC conversion circuit, a fan and a monitoring module; the temperature and humidity sensor is used for detecting environment temperature and humidity information in the power distribution cabinet; the AC/DC acquisition circuit is used for acquiring temperature and humidity information detected by the temperature and humidity sensor; the PLC is used for controlling and analyzing signal information; the DC/AC conversion circuit is used for converting a digital signal into an analog signal and outputting the analog signal; the monitoring module is used for monitoring the environment change information of the power distribution cabinet;
the temperature and humidity sensor inputs detected temperature and humidity information to the PLC through an AC/DC acquisition circuit; the PLC controller controls the fan, and the PLC controller transmits control analysis information to the monitoring module and the DC/AC conversion circuit respectively.
2. The power distribution cabinet heat dissipation monitoring system of claim 1, wherein: the PLC controller is a chip with model number FX 3U-16.
3. The power distribution cabinet heat dissipation monitoring system of claim 1, wherein: the fan is provided with an infrared correlation tube for measuring the rotating speed of the fan.
4. The power distribution cabinet heat dissipation monitoring system of claim 1, wherein: the PLC controller comprises a heater, and the PLC controller controls the heater through a keyboard.
5. The power distribution cabinet heat dissipation monitoring system according to any one of claims 1-4, characterized in that: the monitoring module comprises a data transmission module which is used for transmitting data of the monitored signals.
6. The power distribution cabinet heat dissipation monitoring system according to any one of claims 1-4, characterized in that: the monitoring module comprises an alarm module which is used for monitoring and alarming.
7. The power distribution cabinet heat dissipation monitoring system according to any one of claims 1-4, characterized in that: the monitoring module comprises an OLED display module which is used for displaying monitoring information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922498331.3U CN211696495U (en) | 2019-12-31 | 2019-12-31 | Switch board heat dissipation monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922498331.3U CN211696495U (en) | 2019-12-31 | 2019-12-31 | Switch board heat dissipation monitoring system |
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| CN211696495U true CN211696495U (en) | 2020-10-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115167273A (en) * | 2022-09-05 | 2022-10-11 | 中建安装集团有限公司 | Construction power consumption energy-saving management control system on construction site |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115167273A (en) * | 2022-09-05 | 2022-10-11 | 中建安装集团有限公司 | Construction power consumption energy-saving management control system on construction site |
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