CN207705581U - A kind of dehumidification system of interior high voltage power distributing cabinet - Google Patents

A kind of dehumidification system of interior high voltage power distributing cabinet Download PDF

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Publication number
CN207705581U
CN207705581U CN201721423123.1U CN201721423123U CN207705581U CN 207705581 U CN207705581 U CN 207705581U CN 201721423123 U CN201721423123 U CN 201721423123U CN 207705581 U CN207705581 U CN 207705581U
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CN
China
Prior art keywords
high voltage
voltage power
power distributing
distributing cabinet
switchgear house
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Expired - Fee Related
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CN201721423123.1U
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Chinese (zh)
Inventor
程战斌
牛宗涛
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China Datang Corp Science and Technology Research Institute Co Ltd Northwest Branch
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China Datang Corp Science and Technology Research Institute Co Ltd Northwest Branch
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Priority to CN201721423123.1U priority Critical patent/CN207705581U/en
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Publication of CN207705581U publication Critical patent/CN207705581U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model belongs to high voltage power distributing cabinet practicality maintenance area, discloses a kind of dehumidification system of indoor high voltage power distributing cabinet, and the dehumidifying that can be used for indoor high voltage power distributing cabinet is moisture-proof;High voltage power distributing cabinet is mounted in switchgear house, and switchgear house is cable duct below ground;It is provided with first through hole between one end and cable duct upper surface of distribution room floor, and is provided with hair-dryer in first through hole;It is provided with the second through-hole between the other end and cable duct upper surface of distribution room floor, and exhaust fan is provided on the second through-hole;The first dehumidifier is installed on the side wall of the closer switchgear house of exhaust fan distance;In switchgear house, indoor air flow circulation canal is formed between the first dehumidifier, hair-dryer, exhaust fan, indoor air flow circulation canal is used to take away the moisture in switchgear house and cable duct.

Description

A kind of dehumidification system of interior high voltage power distributing cabinet
Technical field
The utility model belongs to high voltage power distributing cabinet practicality maintenance technology field more particularly to a kind of indoor high voltage power distributing cabinet Dehumidification system, the dehumidifying that can be used for indoor high voltage power distributing cabinet are moisture-proof.
Background technology
In recent years, photovoltaic plant and wind power station are able to extensive use, and the 35KV power distribution equipments of collection electric line access are basic Using interior distribution device.Since these power stations are mostly built in field, especially in certain humid areas, 35KV switchgears It tends to that the failures such as flashover ground occur due to the insulator condensation that makes moist, causes to abandon wind, abandons light, equipment damage, seriously affect Power station, electric power netting safe running.
Utility model content
In view of the above-mentioned problems, the purpose of this utility model is to provide a kind of dehumidification system of indoor high voltage power distributing cabinet, it can Dehumidifying for indoor high voltage power distributing cabinet is moisture-proof, and provides the damp proof sudden strain of a muscle ability of high voltage power distributing cabinet.
In order to achieve the above objectives, the utility model adopts the following technical solution is achieved.
A kind of dehumidification system of interior high voltage power distributing cabinet, the high voltage power distributing cabinet are mounted in switchgear house, the switchgear house It is cable duct below ground;
First through hole is provided between one end of the distribution room floor and the cable duct upper surface, and described first is logical Hair-dryer is provided on hole;
The second through-hole, and described second are provided between the other end of the distribution room floor and the cable duct upper surface Exhaust fan is provided on through-hole;
The first dehumidifier is installed on the side wall with the closer switchgear house of exhaust fan distance;
It is logical that indoor air flow cycle is formed in switchgear house, between first dehumidifier, the hair-dryer, the exhaust fan Road, the indoor air flow circulation canal are used to take away the moisture in the switchgear house and the cable duct.
It the characteristics of the utility model and is further improved to:
(1) the cable duct lower surface and side are respectively arranged with impervious barrier.
(2) it is divided into three parts in the high voltage power distributing cabinet:It is set to the bus-bar room above high voltage power distributing cabinet, is set to high pressure The cable vault of power distribution cabinet lower left and the switch gear room for being set to high voltage power distributing cabinet lower right;
The first vertical via, the bus-bar room and the switch gear room are provided between the bus-bar room and the cable vault Between be provided with the second vertical via, horizontal third via is provided between the cable vault and the switch gear room;
The second dehumidifier is installed on the side wall of the third via face of the level in the cable vault.
(3) it is provided with busbar and bus-bar insulator in the bus-bar room, and hydrophobicity is coated on the bus-bar insulator Dope layer.
(4) the Hydrophobic Coatings layer uses PRTV coating.
The utility model embodiment provides a kind of dehumidification system of indoor high voltage power distributing cabinet, by taking:1) in cable duct Wall installs impervious barrier additional, 2) industrial dehumidifier install ventilation blower additional respectively at cable duct both ends, 3) is installed additional in switchgear house, 4) it is switching The cable vault of cabinet, bus-bar room, trepanning between switch gear room, 5) in cable vault install Miniature dehumidifier additional, 6) on the insulator of bus-bar room The coating that PRTV etc. improves insulator surface hydrophobicity is sprayed, it is moisture-proof to can be used for indoor high-tension switch cabinet dehumidifying, and it is anti-to improve it Wet sudden strain of a muscle ability.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, other drawings may also be obtained based on these drawings.
Fig. 1 is a kind of structural schematic diagram of the dehumidification system for indoor high voltage power distributing cabinet that the utility model embodiment provides One;
Fig. 2 is a kind of structural schematic diagram of the dehumidification system for indoor high voltage power distributing cabinet that the utility model embodiment provides Two;
Wherein, 1 is switchgear house, and 2 be industrial dehumidifier, and 3 be power distribution cabinet, and 4 be exhaust fan, and 5 be hair-dryer, and 6 be cable duct, 7 be impervious barrier, and 8 be busbar, and 9 be bus-bar insulator, and 10 be cable vault, and 11 be switch gear room, and 12 be bus-bar room, and 13 be miniature dehumidifying Machine.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.
Analysis shows the moisture in indoor high voltage power distributing cabinet mainly has following source:1) by switchgear house door and window etc., by The moisture that outdoor humid air is brought into;2) moisture that cable trench water collecting and the infiltration of cable furrow bank are brought;These moisture, which enter, matches It behind electric cabinet inside, since power distribution cabinet inner air does not circulate, is reduced in temperature, the moisture of accumulation is solidifying in insulator surface Dew causes switch flashover.
The utility model embodiment provides a kind of dehumidification system of indoor high voltage power distributing cabinet, as shown in Figure 1, the high pressure is matched Electric cabinet is mounted in switchgear house, and the switchgear house is cable duct below ground;
First through hole is provided between one end of the distribution room floor and the cable duct upper surface, and described first is logical Hair-dryer is provided on hole;
The second through-hole, and described second are provided between the other end of the distribution room floor and the cable duct upper surface Exhaust fan is provided on through-hole;
The first dehumidifier is installed on the side wall with the closer switchgear house of exhaust fan distance;
In switchgear house, formed such as arrow institute in Fig. 1 between first dehumidifier, the hair-dryer, the exhaust fan The indoor air flow circulation canal shown, the indoor air flow circulation canal are wet in the switchgear house and the cable duct for taking away Gas.
Further:(1) the cable duct lower surface and side are respectively arranged with impervious barrier.
(2) it is divided into three parts in the high voltage power distributing cabinet:It is set to the bus-bar room above high voltage power distributing cabinet, is set to high pressure The cable vault of power distribution cabinet lower left and the switch gear room for being set to high voltage power distributing cabinet lower right;
The first vertical via, the bus-bar room and the switch gear room are provided between the bus-bar room and the cable vault Between be provided with the second vertical via, horizontal third via is provided between the cable vault and the switch gear room;
The second dehumidifier is installed on the side wall of the third via face of the level in the cable vault, in the height It is press-fitted in electric cabinet and forms air flow direction as shown by the arrows in Figure 2.
(3) it is provided with busbar and bus-bar insulator in the bus-bar room, and hydrophobicity is coated on the bus-bar insulator Dope layer.
(4) the Hydrophobic Coatings layer uses PRTV coating.
The utility model takes following measures mainly for the above problem in switchgear house:1) antiseepage is installed additional in cable furrow bank Layer, prevents moisture from entering cable duct;2) it installs ventilation blower additional respectively at cable duct both ends, the moisture gathered in cable duct is dispersed In switchgear house;3) it installs industrial dehumidifier additional in switchgear house, moisture in switchgear house is dried.
Following measures are taken to equipment in power distribution cabinet:1) trepanning between cable vault, bus-bar room, switch gear room, in favor of period Ventilation;2) it installs Miniature dehumidifier additional in cable vault, is reducing distribution cabinet humidity simultaneously, and reduced using density after moisture drying The characteristics of, form the air circulation inside power distribution cabinet;3) PRTV etc. is sprayed on the insulator of bus-bar room improve insulator surface Hydrophobic Coatings improve the damp proof sudden strain of a muscle ability of insulator surface.
Above description is only a specific implementation of the present invention, but the scope of protection of the utility model is not limited to In this, any one skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with the power Subject to the protection domain that profit requires.

Claims (5)

1. a kind of dehumidification system of interior high voltage power distributing cabinet, the high voltage power distributing cabinet are mounted in switchgear house, the switchgear house It is cable duct below face;It is characterized in that,
First through hole is provided between one end of the distribution room floor and the cable duct upper surface, and in the first through hole It is provided with hair-dryer;
The second through-hole, and second through-hole are provided between the other end of the distribution room floor and the cable duct upper surface On be provided with exhaust fan;
The first dehumidifier is installed on the side wall of the closer switchgear house of exhaust fan distance;
In switchgear house, indoor air flow circulation canal is formed between first dehumidifier, the hair-dryer, the exhaust fan, The indoor air flow circulation canal is used to take away the moisture in the switchgear house and the cable duct.
2. a kind of dehumidification system of indoor high voltage power distributing cabinet according to claim 1, which is characterized in that under the cable duct Surface and side are respectively arranged with impervious barrier.
3. a kind of dehumidification system of indoor high voltage power distributing cabinet according to claim 1, it is divided into three in the high voltage power distributing cabinet Part:It is set to the bus-bar room above high voltage power distributing cabinet, be set to the cable vault of high voltage power distributing cabinet lower left and is set to height It is press-fitted the switch gear room of electric cabinet lower right;It is characterized in that,
The first vertical via is provided between the bus-bar room and the cable vault, between the bus-bar room and the switch gear room It is provided with the second vertical via, horizontal third via is provided between the cable vault and the switch gear room;
The second dehumidifier is installed on the side wall of the third via face of the level in the cable vault.
4. a kind of dehumidification system of indoor high voltage power distributing cabinet according to claim 3, which is characterized in that in the bus-bar room It is provided with busbar and bus-bar insulator, and is coated with Hydrophobic Coatings layer on the bus-bar insulator.
5. a kind of dehumidification system of indoor high voltage power distributing cabinet according to claim 4, which is characterized in that the hydrophobicity applies The bed of material uses PRTV coating.
CN201721423123.1U 2017-10-31 2017-10-31 A kind of dehumidification system of interior high voltage power distributing cabinet Expired - Fee Related CN207705581U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721423123.1U CN207705581U (en) 2017-10-31 2017-10-31 A kind of dehumidification system of interior high voltage power distributing cabinet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721423123.1U CN207705581U (en) 2017-10-31 2017-10-31 A kind of dehumidification system of interior high voltage power distributing cabinet

Publications (1)

Publication Number Publication Date
CN207705581U true CN207705581U (en) 2018-08-07

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109193420A (en) * 2018-09-11 2019-01-11 常州工学院 One kind is for the anti-condensation system of cooling and its control method in outdoor ring main unit
CN110089855A (en) * 2019-03-25 2019-08-06 济宁市技师学院 A kind of dedicated document shelf of accounting

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109193420A (en) * 2018-09-11 2019-01-11 常州工学院 One kind is for the anti-condensation system of cooling and its control method in outdoor ring main unit
CN110089855A (en) * 2019-03-25 2019-08-06 济宁市技师学院 A kind of dedicated document shelf of accounting
CN110089855B (en) * 2019-03-25 2021-05-04 江西金虎保险设备集团有限公司 Special file rack of accounting

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

Granted publication date: 20180807

Termination date: 20181031