CN210897997U - Automatic dehumidification system of cubical switchboard - Google Patents
Automatic dehumidification system of cubical switchboard Download PDFInfo
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- CN210897997U CN210897997U CN201921893937.0U CN201921893937U CN210897997U CN 210897997 U CN210897997 U CN 210897997U CN 201921893937 U CN201921893937 U CN 201921893937U CN 210897997 U CN210897997 U CN 210897997U
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- dehumidifier
- dehumidification system
- cubical switchboard
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Abstract
The utility model provides an automatic dehumidification system of cubical switchboard, including one or more cubical switchboard, set up in the cable pit that cubical switchboard below is connected with the cubical switchboard, set up in the hyperbaric chamber and the dehumidifier of cubical switchboard outer periphery cubical switchboard, the cubical switchboard below is provided with the dehumidification pipeline that is linked together with the cubical switchboard, the dehumidification pipeline other end is connected with the dehumidifier, through the moisture in drainage cable pit and the cubical switchboard bottom base, in causing the hyperbaric chamber with dry gas, be inhaled the cubical switchboard again, cubical switchboard bottom base and cable pit, exchange in order to carry out gas circulation.
Description
Technical Field
The utility model relates to a power equipment field, concretely relates to automatic dehumidification system of cubical switchboard.
Background
At present, most domestic 35kV and 10kV high-voltage switch cabinets adopt armored movable or handcart type alternating current metal closed switch equipment (KYN) and fixed switch cabinets (XGN2 and GG1A), the switch equipment has the common characteristic of compact structure, in order to save cost, equipment inter-phase distance in the switch cabinets is designed according to the requirement of reaching the national standard minimum distance as much as possible, particularly 35kV switch cabinets (such as Hao transformation: only 29.5CM between phases, and the manufacturer only needs to add an insulating partition plate between the equipment phases and the phases in order to reach the standard), and thus high requirements are provided for the operating environment and humidity in a high-voltage chamber.
Because the switch cabinet is provided with the electronic equipment such as the protection device, the measurement and control device and the like on site, the high-pressure chamber is generally provided with the air conditioning equipment, the temperature in the high-pressure chamber is generally set and controlled at about 23 ℃, when the indoor humidity is high, the air-conditioning dehumidification function is started or a large dehumidifier is installed for dehumidification so as to achieve the purpose that the temperature and the humidity of the indoor surface body reach the specified standard, but the temperature and the humidity problems in the switch cabinet and the cable duct are neglected, because the cable trench is covered with the totally-enclosed cover plate, when the temperature difference on the earth surface changes greatly, warm and wet gas (more obvious in southern areas) can be generated, the cable trench and the switch cabinet base part are the lowest points of the high-pressure chamber, the generated warm and wet gas is the largest, due to the sealing property of the totally-closed cover plate, a large amount of warm and humid air flow is accumulated at the bottom of the cable trench and the bottom of the switch cabinet and is finally released into the switch cabinet slowly, and the switch cabinet is filled with a large amount of warm and humid air. On the other hand, due to the action of the air conditioner, the temperature of the surface of the switch cabinet body is consistent with the indoor temperature (about 23 ℃), so that the condensation phenomenon is caused when warm and humid air flow in the switch cabinet is cooled, water drops are formed on the inner surface of the cabinet body and equipment, and the creepage phenomenon is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at prior art's not enough, provide an automatic dehumidification system of cubical switchboard, through the moisture in pump drainage cable pit and cubical switchboard bottom base, cause dry gas in the hyperbaric chamber, by suction switch cabinet, cubical switchboard bottom base and cable pit again to carry out the gas circulation exchange.
The utility model discloses a following technical scheme realizes:
the utility model provides an automatic dehumidification system of cubical switchboard, includes one or more cubical switchboard, sets up in the cable pit that cubical switchboard below is connected, sets up in the cubical switchboard high-pressure chamber and the dehumidifier of surrounding the cubical switchboard outside, and cubical switchboard below is provided with the dehumidification pipeline that is linked together with the cubical switchboard, and the dehumidification pipeline other end is connected with the dehumidifier, extracts the interior moisture of cubical switchboard.
The dehumidifier is connected with the dehumidifier, the dehumidifier is started when the humidity detected by the humidity detector is greater than a set threshold value, and the dehumidifier is closed when the humidity detected by the humidity detector is less than the set threshold value.
Furthermore, the dehumidifying pipeline is arranged in the cable trench.
Furthermore, the dehumidifier dehumidifies moisture in the dehumidifying pipeline to form dry air, the dry air is introduced into the high-pressure chamber, and water is guided out of the high-pressure chamber through the drain pipe to recycle the air.
Further, the high-pressure chamber is enclosed by a fence.
Furthermore, the dehumidifying pipeline comprises branch pipes longitudinally arranged below the corresponding switch cabinet and a main pipe arranged in the cable trench and connected with the dehumidifier.
Furthermore, a fireproof plug is arranged between the cable trench and the switch cabinet.
Furthermore, the system also comprises a human-computer interaction interface, and the running condition of the automatic dehumidification system of the switch cabinet is uploaded to an on-duty background and a mobile phone through a mobile platform.
The utility model discloses following beneficial effect has:
1. the dehumidifier introduces dry gas into the high-voltage chamber by pumping and discharging moisture in the cable trench and the base at the bottom of the switch cabinet, and then the dry gas is sucked into the switch cabinet, the bottom of the switch cabinet and the cable trench to carry out gas circulation exchange, so that the humidity balance in the high-voltage chamber and the switch cabinet is achieved.
2. The dehumidifier is shut down after the humidity of the switch cabinet and the cable duct reaches a shutdown threshold set by the controller; when the humidity of the switch cabinet and the cable duct reaches the starting threshold set by the controller, the dehumidifier is automatically started to dehumidify, and the consumption and the error caused by manual operation are avoided through full-automatic operation.
3. The man-machine interface can realize on-line control, monitoring and alarming on the temperature and humidity conditions of a high-voltage chamber and a switch cabinet in the whole transformer substation.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
The labeled information in the graph is:
switch cabinet 1, cable pit 2, dehumidifier 3, dehumidifying pipeline 4, moisture detector 5, controller 6, man-machine interface 7, enclosure 8, ground 9, main pipe 41, branch pipe 42, outlet 31, dry air outlet 32, high-pressure chamber 81, fire prevention shutoff 91.
Detailed Description
The utility model provides an automatic dehumidification system of cubical switchboard, include the hyperbaric chamber 81 that is enclosed by enclosure 8 and ground 9, four set up cubical switchboard 1 on ground 9 through fire prevention shutoff 91, set up cable pit 2 in the ground 9 of cubical switchboard 1 below, set up in dehumidifying channel 4 that is linked together with cubical switchboard 1 in cable pit 2, set up in dehumidifying channel 4 terminal dehumidifier 3, set up moisture detector 5 in cubical switchboard 1, set up controller 5 on dehumidifier 3 and the man-machine interface 7 that is connected with controller 5, dehumidifying channel 4 is including vertically setting up in the branch pipe 42 that corresponds cubical switchboard 1 below and setting up the person in charge 41 that links to each other with dehumidifier 3 in cable pit 2. The dehumidifier 3 is provided with a water outlet 31 connected to the outside of the enclosing wall 8 and a dry air outlet 32 communicated with the high-pressure chamber 81, the dehumidifier 3 discharges moisture through the water outlet 31 by pumping and discharging moisture in the cable trench 2 and the base at the bottom of the switch cabinet 1, and dry gas is introduced into the high-pressure chamber 81 through the dry air outlet 32 and then is sucked into the switch cabinet 1, the base at the bottom of the switch cabinet 1 and the cable trench 2 to carry out gas circulation exchange. The humidity detector 5 is correspondingly arranged in the switch cabinet 1, the controller 6 is connected with the dehumidifier 3, the dehumidifier 3 is started when the humidity detected by the humidity detector 5 is greater than a set threshold value, the dehumidifier 3 is closed when the humidity detected by the humidity detector 5 is less than the set threshold value, and the running condition of the automatic dehumidification system of the switch cabinet is uploaded to an on-duty background and a mobile phone through the mobile platform.
The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited thereby, and all equivalent changes and modifications made within the scope of the claims and the specification should be considered within the scope of the present invention.
Claims (8)
1. The utility model provides an automatic dehumidification system of cubical switchboard which characterized in that: the dehumidifying device comprises one or more switch cabinets, a cable trench, a high-pressure chamber and a dehumidifier, wherein the cable trench is arranged below the switch cabinets and connected with the switch cabinets, the high-pressure chamber and the dehumidifier are arranged outside the switch cabinets and surround the switch cabinets, a dehumidifying pipeline communicated with the switch cabinets is arranged below the switch cabinets, and the other end of the dehumidifying pipeline is connected with the dehumidifier to extract moisture in the switch cabinets.
2. The automatic dehumidification system of a switchgear cabinet according to claim 1, wherein: the dehumidifier is characterized by further comprising a humidity detector and a controller, wherein the humidity detector is correspondingly arranged in the switch cabinet, the controller is connected with the dehumidifier, the dehumidifier is started when the humidity detected by the humidity detector is greater than a set threshold value, and the dehumidifier is closed when the humidity detected by the humidity detector is less than the set threshold value.
3. The automatic dehumidification system of a switchgear cabinet according to claim 1, wherein: the dehumidifying pipeline is arranged in the cable trench.
4. The automatic dehumidification system of a switchgear cabinet according to claim 1, wherein: the dehumidifier changes moisture in the dehumidifying pipeline into dry air after dehumidification, the dry air is introduced into the high-pressure chamber, and water is led out of the high-pressure chamber through the drain pipe to recycle the air.
5. The automatic dehumidification system of a switchgear cabinet according to any one of claims 1 to 4, wherein: the high pressure chamber is enclosed by a bounding wall.
6. The automatic dehumidification system of a switchgear cabinet according to any one of claims 1 to 4, wherein: the dehumidifying pipeline comprises branch pipes longitudinally arranged below the corresponding switch cabinet and a main pipe arranged in the cable trench and connected with the dehumidifier.
7. The automatic dehumidification system of a switchgear cabinet according to any one of claims 1 to 4, wherein: a fireproof plug is arranged between the cable trench and the switch cabinet.
8. The automatic dehumidification system of a switchgear cabinet according to any one of claims 1 to 4, wherein: the automatic dehumidification system of the switch cabinet is characterized by further comprising a human-computer interaction interface, and the operation condition of the automatic dehumidification system of the switch cabinet is uploaded to the duty background and the mobile phone through the mobile platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921893937.0U CN210897997U (en) | 2019-11-05 | 2019-11-05 | Automatic dehumidification system of cubical switchboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921893937.0U CN210897997U (en) | 2019-11-05 | 2019-11-05 | Automatic dehumidification system of cubical switchboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210897997U true CN210897997U (en) | 2020-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921893937.0U Active CN210897997U (en) | 2019-11-05 | 2019-11-05 | Automatic dehumidification system of cubical switchboard |
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| CN (1) | CN210897997U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112117665A (en) * | 2020-08-31 | 2020-12-22 | 国网安徽省电力有限公司六安供电公司 | Dehumidification control method and system for matching switch cabinet group |
| CN116470425A (en) * | 2023-05-04 | 2023-07-21 | 常州新蓝智能科技有限公司 | Novel intelligent dehumidification device in cabinet |
-
2019
- 2019-11-05 CN CN201921893937.0U patent/CN210897997U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112117665A (en) * | 2020-08-31 | 2020-12-22 | 国网安徽省电力有限公司六安供电公司 | Dehumidification control method and system for matching switch cabinet group |
| CN112117665B (en) * | 2020-08-31 | 2022-12-27 | 国网安徽省电力有限公司六安供电公司 | Dehumidification control method and system for matching switch cabinet group |
| CN116470425A (en) * | 2023-05-04 | 2023-07-21 | 常州新蓝智能科技有限公司 | Novel intelligent dehumidification device in cabinet |
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