CN208953002U - A kind of inside switch cabinet temperature-humidity monitoring and dehumidification system - Google Patents
A kind of inside switch cabinet temperature-humidity monitoring and dehumidification system Download PDFInfo
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- CN208953002U CN208953002U CN201821381320.6U CN201821381320U CN208953002U CN 208953002 U CN208953002 U CN 208953002U CN 201821381320 U CN201821381320 U CN 201821381320U CN 208953002 U CN208953002 U CN 208953002U
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- temperature
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- humidity
- switch cabinet
- inside switch
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 46
- 238000007791 dehumidification Methods 0.000 title claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 230000005611 electricity Effects 0.000 claims abstract description 12
- 230000006698 induction Effects 0.000 claims abstract description 12
- 239000004065 semiconductor Substances 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 230000005672 electromagnetic field Effects 0.000 abstract description 3
- 238000010897 surface acoustic wave method Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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Abstract
The utility model discloses a kind of inside switch cabinet temperature-humidity monitoring and dehumidification systems, system is monitored including passive temperature, dehumidification device, acoustic surface wave duplexer, monitoring center, passive temperature monitoring system and dehumidification device are connected with acoustic surface wave duplexer respectively, it includes the first temperature sensor that passive temperature, which monitors system, terminal receiver, high voltage induction electricity getting device, first temperature sensor is connected with high voltage induction electricity getting device and terminal receiver respectively, acoustic surface wave duplexer is used for transmission the temperature information of passive temperature monitoring system and the temperature of dehumidification device, humidity information, and it is connected with monitoring center.The utility model solves inside switch cabinet high-voltage electromagnetic field to the interference problem of power supply, realize signal efficiently, stablize transmission, while on-line temperature monitoring and dehumidification device being realized and are managed collectively, simplify system structure, it improves work efficiency, has ensured the safety of cabinet body work.
Description
Technical field
The utility model relates to a kind of substation equipment monitoring system more particularly to a kind of inside switch cabinet temperature-humidity monitorings
And dehumidification system.
Background technique
Switchgear, terminal box are all enclosed electrical equipments, while terminal box in substation and mechanism case are due to place
It in outdoor and close to seashore, is influenced by " three high ", it is excessively high that temperature often occurs in internal high voltage contact point, exists in environment solidifying
The problem of the phenomenon that dew, the appearance of these abnormal conditions will lead to circuit isolation, current-carrying failure, and lack effective state at present
Monitoring means, the also monitoring of none synthesis, management system cause temperature and humidity in case to be difficult to monitoring, control in time, give equipment
Safe and reliable operation bring biggish challenge.Therefore, the temperature at switchgear cable connector is monitored on-line, and opened
It is very necessary for closing the interior installation condensation-preventing device of cabinet and carrying out real time monitoring to temperature and humidity in cabinet.
Summary of the invention
In view of the above-mentioned problems of the prior art, the utility model provides a kind of inside switch cabinet temperature-humidity monitoring and removes
Wet system.
To achieve the goals above, this preliminery application report the technical solution adopted is that:
A kind of inside switch cabinet temperature-humidity monitoring and dehumidification system, including passive temperature monitor system, dehumidification device, sound table
Surface wave duplexer, monitoring center, the passive temperature monitoring system and the dehumidification device are duplexing with the surface acoustic wave respectively
Device is connected, and the passive temperature monitoring system includes the first temperature sensor, terminal receiver, high voltage induction electricity getting device, institute
It states the first temperature sensor to be connected with the high voltage induction electricity getting device and the terminal receiver respectively, the surface acoustic wave is double
Work device is used for transmission the temperature information of passive temperature monitoring system and temperature, the humidity information of the dehumidification device, and with
The monitoring center is connected.
Preferably, the shell of first temperature sensor is double-layer structure, including plastic layer shell and metal layer
Inner casing configuration.
Preferably, the distance between the terminal receiver and first temperature sensor are less than 200 meters.
Preferably, first temperature sensor is connected with the terminal receiver by wireless communication.
Preferably, the dehumidification device includes power supply, controller, fan, humidity sensor, second temperature sensing
Device, semiconductor cooling device and drainage pipeline, the power supply respectively with the controller, the semiconductor cooling device, institute
State humidity sensor, the second temperature sensor is connected with the fan, the fan, the semiconductor cooling device, institute
Drainage pipeline is stated to be sequentially connected.
Preferably, first temperature sensor is used to measure switchgear high voltage contact point temperature, and temperature is believed
Breath is sent to the terminal receiver, and the second temperature sensor is for measuring inside switch cabinet environment temperature.
Preferably, the monitoring center is connect with alarm.
Compared with prior art, the utility model has the beneficial effects that
The utility model is asked for existing for current switchgear high voltage contact point temperature, internal environment temperature and humidity on-line monitoring
Topic, takes high voltage induction passive and wireless temperature on-line monitoring device, is the first temperature sensing by high voltage induction electricity getting device
Device power supply changes the mode that power supply is temperature sensor power supply, solves in switchgear high voltage contact point magnetic field to power supply
Interference problem realizes in switchgear that high voltage contact point temperature information is more stable, has using acoustic surface wave duplexer transmission mode
The transmission of effect, high voltage contact point temperature monitoring in switchgear and dehumidification device is unified to same background analysis, display, it realizes
The comprehensive on-line monitoring of one system, realizes by original tour on the spot, mobile phone on-line monitoring till now.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only the preferred reality of the utility model
Example is applied, it for those of ordinary skill in the art, without any creative labor, can also be attached according to these
Figure obtains other attached drawings.
In the accompanying drawings:
Fig. 1 is the structural schematic diagram of a kind of inside switch cabinet temperature-humidity monitoring of the utility model and dehumidification system.
Specific embodiment
In order to be best understood from the utility model technology contents, a specific embodiment is provided below, and in conjunction with attached drawing to this reality
It is described further with novel.
Referring to Fig. 1, a kind of inside switch cabinet temperature-humidity monitoring and dehumidification system, including passive temperature monitoring system, dehumidifying
Device, acoustic surface wave duplexer, monitoring center, passive temperature monitoring system and the dehumidification device respectively with the sound table
Surface wave duplexer is connected, and the passive temperature monitoring system takes electricity including the first temperature sensor, terminal receiver, high voltage induction
Device, first temperature sensor are connected with the high voltage induction electricity getting device and the terminal receiver respectively, the sound
Surface wave duplexer is in the way of surface acoustic wave transmission information by the passive temperature monitoring temperature information of system and described
Temperature, the humidity information of dehumidification device are sent to the monitoring center.Wherein the first temperature sensor is set to high pressure in switchgear
At contact point, the temperature information of high voltage contact point is monitored at any time, high voltage induction electricity getting device is used to supply for the first temperature sensor
Electricity cancels the mode that original power supply is temperature sensor power supply, avoids the influence of electromagnetic field；It is wherein double using surface acoustic wave
In the way of work device will be changed into surface acoustic wave transmission in a manner of electric signal transmission temperature information originally, transmitting temperature information
It is more stable, reliable in the process；Passive temperature is finally monitored into system, dehumidification device unification to identical platform analysis, display,
Realize the integraty of monitoring and the simplicity of structure.
Specifically, the shell of first temperature sensor is double-layer structure, including plastic layer shell and metal layer inner casing
Structure, high temperature resistant and does not influence to operate normally, and solves the problems, such as to expand with heat and contract with cold.
Specifically, the distance between the terminal receiver and first temperature sensor are less than 200 meters, it is ensured that terminal
Receiver completely temperature information, distance can exceed 200 meters, temperature information can be made to occur distortion phenomenon in transmission process.
Specifically, first temperature sensor is connected with the terminal receiver by wireless communication, using channel radio
The mode of letter can make temperature information more stable and reliable in the transmission.
Specifically, the dehumidification device includes power supply, controller, fan, humidity sensor, second temperature sensor, half
Conductor refrigerating plant and drainage pipeline, the power supply respectively with the controller, the semiconductor cooling device, the humidity
Sensor, the second temperature sensor are connected with the fan, guarantee the stability of power supply, the fan, the semiconductor
Refrigerating plant, the drainage pipeline are sequentially connected, and through power supply power supply, the intracorporal air of cabinet is pumped into semiconductor refrigerating dress by fan
The process for carrying out condensation but not freezing is set, and is excluded in cabinet body by drainage pipeline.Wherein controller is equipped with corresponding most high humidity
Threshold value is spent, when the humidity value that humidity sensor measures is greater than the humidity threshold of setting, controller controls power supply to fan, semiconductor
Refrigerating plant power supply, starts dehumidification device；Wherein second temperature sensor is used for the intracorporal temperature information of on-line real time monitoring cabinet,
And information is fed back to monitoring center；Wherein power supply is always maintained at confession to controller, second temperature sensor, humidity sensor
Electricity.
Specifically, first temperature sensor is passed for measuring switchgear high voltage contact point temperature, the second temperature
Sensor is for measuring inside switch cabinet environment temperature, using the temperature of different temperature sensor measurement different locations, Ke Yiyou
The temperature information for distinguishing switchgear high voltage contact point, inside switch cabinet environment of effect, avoids the inaccuracy of temperature monitoring.
Specifically, the monitoring center is connected with alarm, the monitoring center is computer terminal, when monitoring in cabinet body
When unusual condition occur in the temperature value or humidity value in portion, computer terminal desktop issues police with red warning, alarm bell ring
Show, while computer can send prompting message to specified mobile phone terminal, inform the intracorporal abnormal conditions of cabinet, realize switchgear, end
The problem of sub- case internal environment temperature and humidity is monitored on-line.
The working principle of a kind of inside switch cabinet temperature-humidity monitoring of the utility model and dehumidification system are as follows:
(1) passive temperature monitors system
In passive temperature monitoring system, the high voltage contact point that the first temperature sensor is mounted on interior of the cabinet obtains temperature
Information, and temperature information is passed into terminal receiver through wireless communication, wherein taking the high voltage induction power taking technology to be
The power supply of first temperature sensor, solves influence of the electromagnetic field to power supply in switchgear.
(2) dehumidification device
In dehumidification device, when humidity sensor monitors that the intracorporal humidity of cabinet is higher than the humidity threshold of setting, pass through control
Power supply of the device control power supply processed to fan, semiconductor cooling device.Start dehumidification device, the intracorporal air of cabinet is pumped into semiconductor
It is condensed in refrigerating plant, and cabinet body is discharged by drainage pipeline in condensation, but humidity sensor monitors that humidity value is less than
When the humidity threshold of setting, controller controls power supply and closes, and stops the power supply to fan, semiconductor cooling device, closes dehumidifying
Device, the wherein intracorporal temperature of second temperature sensor on-line real time monitoring cabinet, while the temperature information measured is passed through into sound table
The transmission mode of surface wave transmits information to monitoring center.
Finally the information that passive temperature monitors system and dehumidification device acquisition is transmitted to the transmission mode of surface acoustic wave
Monitoring center realizes and unifies high voltage contact point temperature monitoring in switchgear and dehumidification device to same background analysis, shows
Show.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (7)
1. a kind of inside switch cabinet temperature-humidity monitoring and dehumidification system, it is characterised in that: including passive temperature monitoring system, dehumidifying
Device, acoustic surface wave duplexer, monitoring center, passive temperature monitoring system, the dehumidification device respectively with the sound table
Surface wave duplexer is connected, and the passive temperature monitoring system takes electricity including the first temperature sensor, terminal receiver, high voltage induction
Device, first temperature sensor are connected with the high voltage induction electricity getting device and the terminal receiver respectively, the sound
Surface wave duplexer is used for transmission the temperature information of the passive temperature monitoring system and the temperature of the dehumidification device, humidity letter
Breath, and be connected with the monitoring center.
2. a kind of inside switch cabinet temperature-humidity monitoring according to claim 1 and dehumidification system, which is characterized in that described
The shell of one temperature sensor is double-layer structure, including plastic layer shell and metal layer inner casing configuration.
3. a kind of inside switch cabinet temperature-humidity monitoring according to claim 2 and dehumidification system, which is characterized in that the end
The distance between end-receiver and first temperature sensor are less than 200 meters.
4. a kind of inside switch cabinet temperature-humidity monitoring according to claim 1 and dehumidification system, which is characterized in that described
One temperature sensor is connected with the terminal receiver by wireless communication.
5. a kind of inside switch cabinet temperature-humidity monitoring according to claim 1 and dehumidification system, which is characterized in that described to remove
Wet device includes power supply, controller, fan, humidity sensor, second temperature sensor, semiconductor cooling device and drainpipe
Road, the power supply are passed with the controller, the semiconductor cooling device, the humidity sensor, the second temperature respectively
Sensor is connected with the fan, and the fan, the semiconductor cooling device, the drainage pipeline are sequentially connected.
6. a kind of inside switch cabinet temperature-humidity monitoring according to claim 5 and dehumidification system, which is characterized in that described
Temperature information is sent to the terminal receiver, institute for measuring switchgear high voltage contact point temperature by one temperature sensor
Second temperature sensor is stated for measuring inside switch cabinet environment temperature.
7. a kind of inside switch cabinet temperature-humidity monitoring according to claim 1 and dehumidification system, which is characterized in that the prison
Control center is connected with alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821381320.6U CN208953002U (en) | 2018-08-27 | 2018-08-27 | A kind of inside switch cabinet temperature-humidity monitoring and dehumidification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821381320.6U CN208953002U (en) | 2018-08-27 | 2018-08-27 | A kind of inside switch cabinet temperature-humidity monitoring and dehumidification system |
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| Publication Number | Publication Date |
|---|---|
| CN208953002U true CN208953002U (en) | 2019-06-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201821381320.6U Active CN208953002U (en) | 2018-08-27 | 2018-08-27 | A kind of inside switch cabinet temperature-humidity monitoring and dehumidification system |
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| CN (1) | CN208953002U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110336188A (en) * | 2019-06-17 | 2019-10-15 | 国网上海市电力公司 | Moisture-proof and dehumidification method for 10 kV box substation |
| CN110377067A (en) * | 2019-06-17 | 2019-10-25 | 国网上海市电力公司 | Dehumidifying integral system for box type transformer |
-
2018
- 2018-08-27 CN CN201821381320.6U patent/CN208953002U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110336188A (en) * | 2019-06-17 | 2019-10-15 | 国网上海市电力公司 | Moisture-proof and dehumidification method for 10 kV box substation |
| CN110377067A (en) * | 2019-06-17 | 2019-10-25 | 国网上海市电力公司 | Dehumidifying integral system for box type transformer |
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