CN203632038U - Power box dehumidifying system - Google Patents

Power box dehumidifying system Download PDF

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Publication number
CN203632038U
CN203632038U CN201320879354.9U CN201320879354U CN203632038U CN 203632038 U CN203632038 U CN 203632038U CN 201320879354 U CN201320879354 U CN 201320879354U CN 203632038 U CN203632038 U CN 203632038U
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CN
China
Prior art keywords
power box
electric power
moisture absorption
dehumidifying
case
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.)
Expired - Fee Related
Application number
CN201320879354.9U
Other languages
Chinese (zh)
Inventor
李云霞
张曦
张仕焜
杨孝华
王蜀宁
李应凯
苑吉河
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
NangAn Power Supply Co of State Grid Chongqing Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
NangAn Power Supply Co of State Grid Chongqing Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, NangAn Power Supply Co of State Grid Chongqing Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201320879354.9U priority Critical patent/CN203632038U/en
Application granted granted Critical
Publication of CN203632038U publication Critical patent/CN203632038U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a power box dehumidifying system which comprises a first dehumidifying unit communicated with the internal of a power box, a second dehumidifying unit communicated with the first dehumidifying unit, and a control unit used for controlling operation of the first dehumidifying unit and the second dehumidifying unit. The first dehumidifying unit comprises a dehumidifying case, an inhalation blower fan and a refrigeration module, wherein the inhalation blower fan is arranged in the dehumidifying case and used for inhaling moist air in the power box into the dehumidifying case, and the refrigeration module is arranged in the dehumidifying case. The second dehumidifying unit comprises a moisture adsorption case communicated with the dehumidifying case and a moisture adsorption device arranged in the moisture adsorption case. The moisture adsorption case is communicated with the power box. According to the power box dehumidifying system, the first dehumidifying unit and the second dehumidifying unit form a circulation system, moisture in the air in the power box can be exhausted completely, a good cooling effect for power equipment is achieved, power supply accidents caused by overhigh temperature of the power equipment and condensation are prevented, and safe and stable operation of the power equipment in the power box is guaranteed.

Description

Electric power box dehumidification system
Technical field
The utility model relates to a kind of dehumidification equipment, relates in particular to a kind of electric power box dehumidification system.
Background technology
Electric power box is used for holding power equipment, such as switchgear etc., by electric power box, power equipment is protected, and power equipment can produce a large amount of heats in the course of the work, if excess Temperature can cause the misoperation of power equipment, thereby causes accident of power supply; On the other hand, air humidity in electric power box is too high, can cause that condensation phenomenon, condensation can cause power equipment binding post burn into reduce insulation property and cause short circuit, can cause as misoperations such as switchgears equally, cause that accident of power supply has a strong impact on power supply stable.
Therefore, be necessary to provide a kind of electric power box dehumidification system, airborne moisture in electric power box can be gone out completely, can also play good cooling-down effect to power equipment, avoid because the accident of power supply that power equipment excess Temperature and condensation cause guarantees the power equipment safety stable operation in electric power box.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of electric power box dehumidification system, airborne moisture in electric power box can be gone out completely, can also play good cooling-down effect to power equipment, avoid because the accident of power supply that power equipment excess Temperature and condensation cause guarantees the power equipment safety stable operation in electric power box.
A kind of electric power box dehumidification system that the utility model provided, comprises the second Dehumidifying element of being communicated with the first Dehumidifying element being communicated with in electric power box, with described the first Dehumidifying element and for controlling the control unit of the first Dehumidifying element and the second Dehumidifying element work;
Described the first Dehumidifying element comprise except wet tank, be arranged at except wet tank for the humid air in electric power box being drawn into except the suction fan in wet tank and being arranged at except the refrigeration module in wet tank;
Described the second Dehumidifying element comprises with the described moisture absorption case being communicated with except wet tank and is arranged at the moisture absorption apparatus in described moisture absorption case, and described moisture absorption case is communicated with described electric power box.
Further, described refrigeration module comprises semiconductor chilling plate and the DC power supply for powering to semiconductor chilling plate.
Further, described moisture absorption apparatus comprises moisture absorption particle and for holding the guard of moisture absorption particle.
Further, described moisture absorption case is provided with two through holes, and one of them through hole is provided with back blowing machine.
Further, described control unit comprises the humidity sensor being arranged in described electric power box, the controller for controlling the on-off switch of the supply access between semiconductor chilling plate and DC power supply and being electrically connected with described humidity sensor and on-off switch.
Further, described moisture absorption case is provided with electromagnetically operated valve with connectivity part and through hole except wet tank connectivity part, moisture absorption case and electric power box, and described electromagnetically operated valve is electrically connected with controller.
The beneficial effects of the utility model: electric power box dehumidification system of the present utility model, form the circulatory system by the first Dehumidifying element and the second Dehumidifying element, airborne moisture in electric power box can be gone out completely, can also play good cooling-down effect to power equipment, avoid because the accident of power supply that power equipment excess Temperature and condensation cause guarantees the power equipment safety stable operation in electric power box.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is structural representation of the present utility model.
Fig. 2 is control circuit principle schematic of the present utility model.
Embodiment
Fig. 1 is structural representation of the present utility model, Fig. 2 is control circuit principle schematic of the present utility model, as shown in the figure, a kind of electric power box dehumidification system that the utility model provided, comprises with interior the first Dehumidifying element being communicated with of electric power box 10, the second Dehumidifying element being communicated with described the first Dehumidifying element and for controlling the control unit of the first Dehumidifying element and the second Dehumidifying element work;
Described the first Dehumidifying element comprise except wet tank 3, be arranged at except wet tank 3 for the humid air in electric power box 10 being drawn into except the suction fan 12 in wet tank 3 and being arranged at except the refrigeration module in wet tank 3;
Described the second Dehumidifying element comprises with the described moisture absorption case 6 being communicated with except wet tank 3 and is arranged at the moisture absorption apparatus in described moisture absorption case 6, described moisture absorption case 6 is communicated with described electric power box 10, electric power box dehumidification system of the present utility model, form the circulatory system by the first Dehumidifying element and the second Dehumidifying element, airborne moisture in electric power box can be gone out completely, can also play good cooling-down effect to power equipment, avoid because the accident of power supply that power equipment excess Temperature and condensation cause guarantees the power equipment safety stable operation in electric power box.
In the present embodiment, described refrigeration module comprises semiconductor chilling plate 2 and the DC power supply 1 for powering to semiconductor chilling plate 2, pass through semiconductor chilling plate, can make the airborne steam entering into except in wet tank condense into liquid state, air be dehumidified for the first time, and air is lowered the temperature effectively, thereby making the air of taking from moisture absorption case is dry cold air, power equipment is played to good cooling-down effect, and adopt semiconductor chilling plate, it is convenient to control.
In the present embodiment, described moisture absorption apparatus comprises moisture absorption particle 9 and for holding the guard of moisture absorption particle 7, moisture absorption apparatus also comprises the orifice plate 8 for shelving moisture absorption particle 9 and guard 7, described orifice plate 8 separates with moisture absorption case bottom, by this structure, to further dehumidifying through the air dehumidifying except wet tank, the drying property of the control that assurance is taken, described moisture absorption case 6 is provided with two through holes 5, one of them through hole 5 is provided with back blowing machine 11, by this structure, can carry out blowback to moisture absorption particle dry, make moisture absorption particle keep moisture pick-up properties, the setting of orifice plate, be beneficial to blowback, wherein, for being set, the through hole of back blowing machine is positioned at orifice plate below, another through hole is positioned at the top of orifice plate, be convenient to carry out blowback, described guard is for protecting moisture absorption, moisture absorption case prevents from flying out in blowback process.
In the present embodiment, described control unit comprises the humidity sensor being arranged in described electric power box, for the controller of controlling the on-off switch of the supply access between semiconductor chilling plate and DC power supply and being electrically connected with described humidity sensor and on-off switch, described controller is also connected with described suction fan and back blowing machine, by this structure, in the time that the humidity in electric power box is greater than the humidity of setting, controller makes moisture absorption case and opens except the electromagnetically operated valve of wet tank and electric power box connectivity part, be positioned at the closed electromagnetic valve of through hole, and on-off switch conducting, suction fan work, when electric power box humidity is lower than setting when humidity, moisture absorption case and the closed electromagnetic valve that removes wet tank and electric power box connectivity part, the electromagnetically operated valve that is positioned at through hole is opened, and blowback air work, make moisture absorption particle drying, certainly, back blowing machine work not always the humidity in electric power box lower than setting humidity work, but carry out periodic duty by setting-up time, and back blowing machine work and the electromagnetically operated valve that is positioned at through hole always could be worked when setting humidity in the humidity of electric power box, described controller is single-chip microcomputer, on-off switch is existing switching circuit.
In the present embodiment, described moisture absorption case 6 is provided with electromagnetically operated valve 4 with the connectivity part and the through hole 5 that remove wet tank 3 connectivity parts, moisture absorption case 6 and electric power box 10, and described electromagnetically operated valve is electrically connected with controller, is beneficial to dehumidification system is controlled.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.

Claims (6)

1. an electric power box dehumidification system, is characterized in that: comprise the second Dehumidifying element of being communicated with the first Dehumidifying element being communicated with in electric power box, with described the first Dehumidifying element and for controlling the control unit of the first Dehumidifying element and the second Dehumidifying element work;
Described the first Dehumidifying element comprise except wet tank, be arranged at except wet tank for the humid air in electric power box being drawn into except the suction fan in wet tank and being arranged at except the refrigeration module in wet tank;
Described the second Dehumidifying element comprises with the described moisture absorption case being communicated with except wet tank and is arranged at the moisture absorption apparatus in described moisture absorption case, and described moisture absorption case is communicated with described electric power box.
2. electric power box dehumidification system according to claim 1, is characterized in that: described refrigeration module comprises semiconductor chilling plate and for the DC power supply to semiconductor chilling plate power supply.
3. electric power box dehumidification system according to claim 2, is characterized in that: described moisture absorption apparatus comprises moisture absorption particle and for holding the guard of moisture absorption particle.
4. electric power box dehumidification system according to claim 3, is characterized in that: described moisture absorption case is provided with two through holes, and one of them through hole is provided with back blowing machine.
5. electric power box dehumidification system according to claim 4, is characterized in that: described control unit comprises the humidity sensor being arranged in described electric power box, the controller for controlling the on-off switch of the supply access between semiconductor chilling plate and DC power supply and being electrically connected with described humidity sensor and on-off switch.
6. electric power box dehumidification system according to claim 5, is characterized in that: described moisture absorption case is provided with electromagnetically operated valve with connectivity part and through hole except wet tank connectivity part, moisture absorption case and electric power box, and described electromagnetically operated valve is electrically connected with controller.
CN201320879354.9U 2013-12-27 2013-12-27 Power box dehumidifying system Expired - Fee Related CN203632038U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320879354.9U CN203632038U (en) 2013-12-27 2013-12-27 Power box dehumidifying system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320879354.9U CN203632038U (en) 2013-12-27 2013-12-27 Power box dehumidifying system

Publications (1)

Publication Number Publication Date
CN203632038U true CN203632038U (en) 2014-06-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320879354.9U Expired - Fee Related CN203632038U (en) 2013-12-27 2013-12-27 Power box dehumidifying system

Country Status (1)

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CN (1) CN203632038U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105576521A (en) * 2014-10-10 2016-05-11 国家电网公司 Power cabinet dehumidifying device
CN107968336A (en) * 2017-11-14 2018-04-27 江苏同合电气有限公司 A kind of anti-condensation high-tension switch cabinet
CN109582068A (en) * 2018-11-01 2019-04-05 扬州北辰电气集团有限公司 Looped network case micro-positive pressure fresh air dehumidifying system and its control method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105576521A (en) * 2014-10-10 2016-05-11 国家电网公司 Power cabinet dehumidifying device
CN107968336A (en) * 2017-11-14 2018-04-27 江苏同合电气有限公司 A kind of anti-condensation high-tension switch cabinet
CN109582068A (en) * 2018-11-01 2019-04-05 扬州北辰电气集团有限公司 Looped network case micro-positive pressure fresh air dehumidifying system and its control method

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140604

Termination date: 20171227

CF01 Termination of patent right due to non-payment of annual fee