CN206002989U - A kind of middle-placed switch cabinet humiture control device - Google Patents
A kind of middle-placed switch cabinet humiture control device Download PDFInfo
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- CN206002989U CN206002989U CN201621055389.0U CN201621055389U CN206002989U CN 206002989 U CN206002989 U CN 206002989U CN 201621055389 U CN201621055389 U CN 201621055389U CN 206002989 U CN206002989 U CN 206002989U
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- switch cabinet
- placed switch
- temperature
- heater
- humidity
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- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
- Air Conditioning Control Device (AREA)
Abstract
This utility model discloses a kind of middle-placed switch cabinet humiture control device, including parts such as installing plate, blower fan, heater, sensor and temperature and humidity controllers.Installing plate is fixed on cabinet, and blower fan arranges on a mounting board, can will exchange the internal air with outside of middle-placed switch cabinet, heater is fixing on a mounting board, if temperature is relatively low in middle-placed switch cabinet, can heater, air is first heated to be entered back in middle-placed switch cabinet, strengthens the effect of the dehumidifying of blower fan.Also set up sensor on a mounting board, for detecting the temperature and humidity state within middle-placed switch cabinet, temperature and humidity controller receives the sensor signal of telecommunication, according to the detected value of sensor, control the opening of blower fan and heater.This device can effectively improve high humidity in middle-placed switch cabinet, electrical equipment and condensation easily, stand in the problems such as ozone concentration is high, corona discharge is serious, insulation damage layer, equipment are easily oxidized, improve service life and the safety in utilization of electrical equipment.This device volume is little, be applied to the place of narrow space.
Description
Technical field
This utility model is related to electric equipment operation control technology field, is furthermore to be related to a kind of middle-placed switch cabinet temperature
Humidity regulation device.
Background technology
Middle-placed switch cabinet belongs to high voltage distribution installation, and inside needs to keep temperature and the humidity of relative constancy, to ensure internal electricity
The normal operation on road, in actual applications, due to being affected by factors such as geographical position and environmental conditions, operating
Middle-placed switch cabinet once because the interior humidity that makes moist too high, can lead to dielectric strength decline, if because in weather reason cabinet humidity reach condensation
State, then can lead to insulate breakdown, phase fault or earth fault, have a strong impact on the safe operation of electrical network.
Therefore, how to design a kind of adjusting means adjusting the internal humiture of middle-placed switch cabinet, be current those skilled in the art
Member's technical issues that need to address.
Utility model content
This utility model provides a kind of middle-placed switch cabinet humiture control device, can effectively adjust in middle-placed switch cabinet temperature with wet
Degree, it is ensured that each element is not affected by environment, normally runs.Concrete scheme is as follows：
A kind of middle-placed switch cabinet humiture control device, including：
It is fixed on the installing plate on cabinet；
It is arranged at the blower fan on described installing plate；
The heater that be arranged on described installing plate, the air-flow flowing through described blower fan can be heated；
It is arranged at the sensor on described installing plate, described sensor is used for detecting the temperature and humidity within middle-placed switch cabinet；
According to described sensor detected value, control the temperature and humidity controller of described blower fan and heater opening.
Alternatively, described heater includes heating board and heat sink, and it is described that described heat sink interval is divided into multilamellar to be arranged at
The both sides of heating board.
Alternatively, at least include heater described in two groups, heater described in each group is connected in parallel.
Alternatively, described temperature and humidity controller includes microprocessor and relay；Described microprocessor and described relay
Coil connect, described relay first contact is connected with described heater, the second contact of described relay and described blower fan
Connect.
Alternatively, described temperature and humidity controller also includes being connected with described microprocessor, for storage temperature set point,
Humidity set scope and the storage chip storing described sensor acquisition signal.
Alternatively, described temperature and humidity controller is also included for preventing described microprocessor from running the watchdog chip flying.
Alternatively, described temperature and humidity controller also includes being connected with described microprocessor, for the of setting address coding
One toggle switch；And be connected with described microprocessor, be used for adjusting described temperature of micro set point, humidity set model
The second toggle switch enclosing.
Alternatively, described temperature and humidity controller also includes being connected with described microprocessor, for multiple to described microprocessor
The reset circuit of position；And it is connected, provides for described microprocessor the oscillating circuit of clock signal with described microprocessor.
Alternatively, described installing plate includes fixed frame and limiting plate, and described fixed frame is the square frame of annular, for installing
State blower fan, described heater and described sensor；Described limiting plate is fixed on the inside of middle-placed switch cabinet.
Alternatively, the shell that described sensor shields in outside setting.
This utility model provide middle-placed switch cabinet humiture control device, be arranged on the side wall of middle-placed switch cabinet, including installing plate,
The parts such as blower fan, heater, sensor and temperature and humidity controller.Installing plate is fixed on cabinet, installs on a mounting board and fixes
Other parts, play the effect of support limit.Blower fan arranges on a mounting board, can will exchange the internal sky with outside of middle-placed switch cabinet
Gas, can be with Accelerating Removal dampness and fast cooling.Heater is fixing on a mounting board, if temperature is relatively low in middle-placed switch cabinet, humidity
Larger, for preventing condensing water droplet, can heater, air is first heated enters back in middle-placed switch cabinet, strengthens blower fan further
The effect of dehumidifying.Also set up sensor on a mounting board, for detecting the temperature and humidity state within middle-placed switch cabinet, humiture control
Device processed receives the sensor signal of telecommunication, according to the detected value of sensor, controls the opening of blower fan and heater.
This device can effectively improve high humidity in middle-placed switch cabinet, electrical equipment and condensation easily, stand in ozone concentration high, electric
The problems such as corona is serious, insulation damage layer, equipment are easily oxidized, improves service life and the safety in utilization of electrical equipment.
This device volume is little, be applied to the place of narrow space.
Brief description
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or in description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
The axle geodesic structure figure of the middle-placed switch cabinet humiture control device that Fig. 1 provides for this utility model；
Fig. 2 is the axle geodesic structure figure of another angle of middle-placed switch cabinet humiture control device；
Fig. 3 is a kind of circuit theory diagrams of air inlet air-introduced machine disclosed in this utility model embodiment；
Fig. 4 is the circuit theory diagrams of sensor；
Fig. 5 is a kind of circuit theory diagrams of heater disclosed in this utility model embodiment；
Fig. 6 is the logic diagram of temperature and humidity controller structure.
Wherein：
Installing plate 1, fixed frame 11, limiting plate 12, blower fan 2, heater 3, heating plate 31, heat sink 32, sensor 4, micro-
Processor 51, relay 52, storage chip 53, watchdog chip 54, the first toggle switch 55, the second toggle switch 56, reset
Circuit 57, oscillating circuit 58.
Specific embodiment
Core of the present utility model is to provide a kind of middle-placed switch cabinet humiture control device, can effectively adjust in middle-placed switch cabinet
Temperature, is normally run it is ensured that each element is not affected by environment with humidity.
In order that those skilled in the art more fully understands the technical solution of the utility model, below in conjunction with accompanying drawing and
Specific embodiment, is described in detail explanation to the middle-placed switch cabinet humiture control device of the application.
As depicted in figs. 1 and 2, the different angle of two, middle-placed switch cabinet humiture control device that respectively this utility model provides
Axle geodesic structure figure.This device includes the parts such as installing plate 1, blower fan 2, heater 3, sensor and temperature and humidity controller.Install
Plate 1 is fixed on cabinet, and whole device is supported, and arranges blower fan 2 on installing plate 1, and blower fan 2 is fixed on installing plate 1
On framework, middle-placed switch cabinet inner air and outer air can be swapped.Heater 3 is also disposed on installing plate 1, and heater 3 being capable of convection current
Air-flow through blower fan 2 is heated, and when blower fan blows into outside air in middle-placed switch cabinet, first passes through heater 3 and is heated, carry
The temperature of high air, further improves the effect of dehumidifying in middle-placed switch cabinet.Sensor 4, sensor are additionally provided with installing plate 1
4 are placed in middle-placed switch cabinet, can detect temperature and the humidity of inner air, and actual temperature and humidity value are converted into by sensor 4
The easily signal of telecommunication of measured process, and detection signal is delivered to the external world.This device also includes temperature and humidity controller, humiture
The sensor input connection 4 of controller, outfan connecting fan 2 and heater 3, temperature and humidity controller is examined according to sensor 4
The signal of measured value, controls the opening of blower fan 2 and heater 3, improves the temperature in middle-placed switch cabinet by blower fan 2 and heater 3
With humidity environment.
When sensor 4 detection temperature is relatively low, temperature and humidity controller controls heater 3 to work, for accelerating distributing of heat,
Also blower fan 2 can be opened and come into operation.When detection temperature is higher, temperature and humidity controller controls blower fan 2 to work, in discharging in time
Put the heat of accumulation in cabinet.When the humidity value of collection is higher, temperature and humidity controller controls blower fan 2 to work to reduce humidity, is
Accelerate moisture evaporation, also can heater 3.
Blower fan 2 can be air inlet air-introduced machine, as shown in figure 3, being a kind of air inlet air inducing disclosed in this utility model embodiment
The circuit theory diagrams of machine.Air inlet air-introduced machine is made up of fan B1 and power supply, and the input terminal FAN1 connection of air inlet air-introduced machine is warm and humid
The secondary signal control port of degree controller, the lead-out terminal of air inlet air-introduced machine connects earth terminal GND.
This device can effectively improve high humidity in middle-placed switch cabinet, electrical equipment and condensation easily, stand in ozone concentration high, electric
The problems such as corona is serious, insulation damage layer, equipment are easily oxidized, improves service life and the safety in utilization of electrical equipment.
This device volume is little, be applied to the place of narrow space.
As shown in figure 4, this utility model embodiment discloses a kind of circuit theory diagrams of sensor 4, Temperature Humidity Sensor
The power supply of (in the present embodiment, the reference of Temperature Humidity Sensor is U4) is 5V, and No. two terminals of sensor 4 are by double
Serially data wire DATA is connected with temperature and humidity controller, and No. three terminals of sensor 4 are used for obtaining temperature and humidity controller output
Clock pulses SCK, terminal of sensor 4 connects earth terminal GND.
On this basis, heater 3 includes heating board 31 and heat sink 32, and heat sink 32 interval is divided into multilamellar to be arranged at sending out
The both sides of hot plate 31.Heating board 31 is used for heat, and heat sink 32 is larger with extraneous contact area, can dissipate heat as soon as possible
Send out.Heating board 31 can adopt PTC (Positive Temperature Coefficient, positive temperature coefficient) heating board.
Further, the middle-placed switch cabinet humiture control device that this utility model provides at least includes two groups of heaters 3, and each group adds
Hot device 3 is connected in parallel.When heater 3 disposably produce heat more when, be easily caused ambient temperature in middle-placed switch cabinet too high, for keeping away
The occurrence of exempt from this, at least provided with two groups, each group heater 3 is connected in parallel the heater 3 of the application, each independent fortune
OK, by changing the working quantity of heater 3, realize the overall control producing amount of heat to heater 3.Due to heater 3
Specifications and models different, the amount of heat of generation also differs, for realizing the flexible control to the overall heat production of heater 3, heating
Device 3 specifications and models can be the same or different.
As shown in figure 5, being a kind of circuit theory diagrams of heater disclosed in this utility model embodiment.Heater 3 includes
Five pieces of heating boards being connected in parallel, the respectively first heating board RT1, the second heating board RT2, the 3rd heating board RT3, the 4th heating
Plate RT4 and the 5th heating board RT5, one end of five pieces of heating boards being connected in parallel connects temperature and humidity controller respectively, and the other end is equal
Connect earth terminal GND.
As shown in fig. 6, the logic diagram for temperature and humidity controller structure.In any of the above-described technical scheme and its be mutually combined
On the basis of, temperature and humidity controller includes microprocessor 51 and relay 52；Microprocessor 51 is connected with the coil of relay 52,
Relay 52 first contact is connected with heater 3 as the first signal control port of temperature and humidity controller, and the of relay 52
Two contacts are connected with blower fan 2 as the secondary signal control port of temperature and humidity controller.
Microprocessor 51 can be selected for single-chip microcomputer, and microprocessor 51 passes through switching on and off of control relay 52 contact, from
And control blower fan 2 and the working condition of heater 3.Each heater 3 contact portion with relay 52 respectively.
Temperature and humidity controller also includes storage chip 53, and storage chip 53 is connected with microprocessor 51, for storage temperature
The signal of set point, humidity set scope and storage sensor 4 collection.
Degree for preventing microprocessor 51 is run and is flown, and temperature and humidity controller also includes watchdog chip 54, watchdog chip
54 are connected with microprocessor 51.
Determine the installation site of certain device for convenience, geocoding can be carried out to each device.Therefore, humiture control
Device processed also includes the first toggle switch 55, and the address that the first toggle switch 55 is connected, is used for setting device with microprocessor 51 is compiled
Code.What the first toggle switch 55 included a group octet puts through switch, is set to corresponding position by putting through switching toggle
Geocoding.
Temperature and humidity controller also includes the second toggle switch 56, and the second toggle switch 56 is connected with microprocessor 51, is used for
Adjust temperature set point, the humidity set scope of microprocessor 51 pre-stored.Second toggle switch 56 also includes a group octet
Put through switch, adjust temperature set point and humidity set scope to corresponding position by switching toggle will be put through.
Temperature and humidity controller also includes reset circuit 57, and reset circuit 57 is connected with microprocessor 51, for microprocessor
Device 51 resets.Temperature and humidity controller also includes oscillating circuit 58, and oscillating circuit 58 is connected with microprocessor 51, is microprocessor 51
Clock signal is provided.
Specifically, installing plate 1 includes fixed frame 11 and limiting plate 12, fixed frame 11 square frame ringwise, surrounding and blower fan 2
Fixing, fixed frame 11 also fixedly mounts heater 3 and sensor 4, the outside of sensor 4 arranges the shell shielding.
Limiting plate 12 is fixed on the inside of middle-placed switch cabinet, fixes for coordinating with fixed frame 11, arranges the waist of strip on limiting plate 12
Hole, bolt is inserted in waist hole and is connected with fixed frame 11.
For optimizing further, it is additionally provided with alarm, alarm is connected with the 3rd signal control port of temperature and humidity controller
Connect, the alarm signal according to temperature and humidity controller output sends warning.Alarm can be sound alarm subsystem, light crossing-signal or sound
Light crossing-signal.
During use, temperature and humidity controller obtains the signal of sensor 4 collection, and judges whether numerical value exceeds storage chip 53
Interior default scope.Judge whether the temperature gathering exceeds the temperature set point of pre-stored, when the temperature of collection is less than temperature
During the minimum of preset range, temperature and humidity controller controls heater 3 to work, certainly, for accelerating the heat that heater 3 gives out
Diffusion it is also possible to blower fan 2 is come into operation.When the temperature of collection exceeds the peak of temperature set point, humiture control
Device processed exports alarm control signal.
When the humidity of collection exceeds the peak of humidity set scope, temperature and humidity controller controls blower fan 2 to work to drop
Low humidity.When humidity is higher, for accelerating the evaporation of moisture, temperature and humidity controller also can control heater 3 to come into operation.
The humiture control device that this utility model provides, obtains environment temperature in middle-placed switch cabinet in real time by temperature and humidity controller
Humidity, and the humiture according to collection and the temperature set point of pre-stored and the comparative result of humidity set scope, to heating
Device 3 and blower fan 2 are controlled the real-time regulation it is achieved that to ambient temperature and humidity in middle-placed switch cabinet, accordingly thus putting in ensure that
In cabinet, electrical equipment is in the state of a safety and stability, effectively prevent the security incident occurring because of potential safety hazard.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or new using this practicality
Type.Multiple modifications to these embodiments will be apparent from for those skilled in the art, is determined herein
The General Principle of justice, can realize in the case of without departing from spirit or scope of the present utility model in other embodiments.Cause
This, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The wide scope consistent with features of novelty.
Claims (10)
1. a kind of middle-placed switch cabinet humiture control device is it is characterised in that include：
It is fixed on the installing plate (1) on cabinet；
It is arranged at the blower fan (2) on described installing plate (1)；
It is arranged at the heater (3) that described installing plate (1) is upper, the air-flow that flow through described blower fan (2) can be heated；
Be arranged at the sensor (4) on described installing plate (1), described sensor (4) be used for detecting temperature middle-placed switch cabinet within
Humidity；
According to described sensor (4) detected value, control the temperature and humidity controller of described blower fan (2) and heater (3) opening.
2. middle-placed switch cabinet humiture control device according to claim 1 is it is characterised in that described heater (3) includes sending out
Hot plate (31) and heat sink (32), the both sides that described heat sink (32) interval is divided into multilamellar to be arranged at described heating board (31).
3. middle-placed switch cabinet humiture control device according to claim 2 is it is characterised in that at least include heating described in two groups
Device (3), described in each group, heater (3) is connected in parallel.
4. the middle-placed switch cabinet humiture control device according to any one of claims 1 to 3 is it is characterised in that described humiture
Controller includes microprocessor (51) and relay (52)；Described microprocessor (51) is connected with the coil of described relay (52)
Connect, described relay (52) first contact is connected with described heater (3), the second contact of described relay (52) and described wind
Machine (2) connects.
5. middle-placed switch cabinet humiture control device according to claim 4 is it is characterised in that described temperature and humidity controller also wraps
Include and be connected with described microprocessor (51), for storage temperature set point, humidity set scope and the described sensor of storage
(4) gather the storage chip (53) of signal.
6. middle-placed switch cabinet humiture control device according to claim 5 is it is characterised in that described temperature and humidity controller also wraps
Include for preventing described microprocessor (51) from running the watchdog chip (54) flying.
7. middle-placed switch cabinet humiture control device according to claim 6 is it is characterised in that described temperature and humidity controller also wraps
Include the first toggle switch (55) being connected with described microprocessor (51), encoding for setting address；And with described microprocessor
Device (51) connects, is used for adjusting the second toggle switch of described microprocessor (51) temperature set point, humidity set scope
(56).
8. middle-placed switch cabinet humiture control device according to claim 6 is it is characterised in that described temperature and humidity controller also wraps
Include and be connected with described microprocessor (51), for reset circuit (57) that described microprocessor (51) is resetted；And with described
Microprocessor (51) connects, provides for described microprocessor (51) oscillating circuit (58) of clock signal.
9. middle-placed switch cabinet humiture control device according to claim 4 is it is characterised in that described installing plate (1) is included admittedly
Determine frame (11) and limiting plate (12), described fixed frame (11) is the square frame of annular, for installing described blower fan (2), described heating
Device (3) and described sensor (4)；Described limiting plate (12) is fixed on the inside of middle-placed switch cabinet.
10. middle-placed switch cabinet humiture control device according to claim 4 is it is characterised in that described sensor (4) is in outside
The shell shielding is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621055389.0U CN206002989U (en) | 2016-09-14 | 2016-09-14 | A kind of middle-placed switch cabinet humiture control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621055389.0U CN206002989U (en) | 2016-09-14 | 2016-09-14 | A kind of middle-placed switch cabinet humiture control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206002989U true CN206002989U (en) | 2017-03-08 |
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ID=58193775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621055389.0U Active CN206002989U (en) | 2016-09-14 | 2016-09-14 | A kind of middle-placed switch cabinet humiture control device |
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| Country | Link |
|---|---|
| CN (1) | CN206002989U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109254230A (en) * | 2018-09-29 | 2019-01-22 | 海南电网有限责任公司电力科学研究院 | A kind of drawer type intelligentized control method corona unit and control method |
| CN114935214A (en) * | 2022-04-29 | 2022-08-23 | 广能智能装备(浙江)有限公司 | Adjustable heater and control system thereof |
-
2016
- 2016-09-14 CN CN201621055389.0U patent/CN206002989U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109254230A (en) * | 2018-09-29 | 2019-01-22 | 海南电网有限责任公司电力科学研究院 | A kind of drawer type intelligentized control method corona unit and control method |
| CN114935214A (en) * | 2022-04-29 | 2022-08-23 | 广能智能装备(浙江)有限公司 | Adjustable heater and control system thereof |
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