CN219226912U

CN219226912U - Dampproof device for switch cabinet

Info

Publication number: CN219226912U
Application number: CN202222553320.2U
Authority: CN
Inventors: 刘祥平; 何东琼
Original assignee: Zhejiang Hongjian Electric Technology Co ltd
Current assignee: Zhejiang Hongjian Electric Technology Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-06-20
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses a dampproof device for a switch cabinet, which is technically characterized by comprising a device body, wherein an air inlet and an air supply outlet are formed in the device body, a dustproof net is arranged at the air inlet, a channel is formed in the device body and communicated with the air inlet and the air supply outlet, a condensing sheet is arranged in the channel, the cold end of the condensing sheet is positioned at one side of the air inlet, a radiating sheet is arranged at the hot end of the condensing sheet, and the radiating sheet extends out of the device body; the device has the advantages of simple and quick disassembly and assembly, can be directly installed on a traditional switch cabinet, and is convenient to use.

Description

Dampproof device for switch cabinet

Technical Field

The utility model relates to the technical field of switch cabinets, in particular to a moistureproof device for a switch cabinet.

Background

The power switch cabinet is an important electric equipment for opening, closing, controlling and protecting in a power system. The switch cabinet mainly comprises measuring equipment, a circuit breaker, a disconnecting switch, a load switch, an operating mechanism and various protection devices, and is widely used in places such as transformer substations, power plants and the like. The cabinet door of the switch cabinet used for the outdoor of the transformer substation is usually provided with the air holes, and the air holes are used for circulating air in the switch cabinet in summer high-temperature weather, so that the damage of power equipment in the switch cabinet due to high temperature is effectively prevented, at the moment, when the outdoor environment is in rainy weather and other weather, air is moist, and water vapor in the air holes can enter the switch cabinet from the air holes, so that the damage is caused to the operation of the power equipment in the switch cabinet.

To above-mentioned problem, there is some switch cabinets that have dampproofing function among the prior art, for example the patent of public number for CN210111425U just discloses a heat dissipation formula waterproof switch cabinet, and it is through the drying cylinder to the air of air inlet and outlet dry, effectively prevents that steam from getting into in the cabinet, realizes dampproofing and waterproofing.

The dampproofing structure of current cubical switchboard is similar with above-mentioned patent, and damp-proofing structure is all integrated on the cubical switchboard, and still has a lot of tradition cubical switchboard at normal use now, directly demolishs traditional cubical switchboard, upgrades the cubical switchboard that becomes to have better dampproofing performance now and with higher costs, and demolishs the process of upgrading and still can influence nearby normal power consumption, this is obviously unrealistic.

Therefore, what is needed is a device which can be conveniently installed on most of the existing switch cabinets, so that the switch cabinets can be conveniently upgraded, the moistureproof performance of the switch cabinets is improved, and the safety of power use is effectively guaranteed.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the moistureproof device for the switch cabinet, which has the advantages of simplicity, convenience and rapidness in disassembly, can be directly installed on the traditional switch cabinet, and is convenient to use.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dampproofing device for cubical switchboard, includes the device body, its characterized in that: the device comprises a device body, and is characterized in that an air inlet and an air supply outlet are formed in the device body, a dust screen is arranged at the air inlet, a channel is formed in the device body and is communicated with the air inlet and the air supply outlet, a condensing sheet is arranged in the channel, the cold end of the condensing sheet is positioned at one side of the air inlet, a heat radiating sheet is arranged at the hot end of the condensing sheet, and the heat radiating sheet extends out of the device body; the device is characterized in that connecting rods are connected to two sides of the device body in a threaded mode, and an installation clamp is connected to the end portion of each connecting rod in a rotating mode.

The utility model is further provided with: the novel multifunctional cabinet is characterized by further comprising a cabinet body, wherein a ventilation opening is formed in the cabinet body, and the device body is arranged at the ventilation opening.

The utility model is further provided with: the condensing sheet is obliquely arranged, a water receiving disc is arranged below the condensing sheet, a drain hole is formed in the water receiving disc, and the drain hole is communicated with the outside.

The utility model is further provided with: the condensing sheet is made of a semiconductor condensing plate.

The utility model is further provided with: the device body is provided with an opening, the opening is perpendicular to the air inlet, and the dustproof net is inserted into the device body from the opening.

The utility model is further provided with: the mounting clamp comprises a fixing clamp and a movable clamp, wherein a threaded rod is arranged on the movable clamp and is in threaded fit with the fixing clamp.

The utility model is further provided with: and a sealing strip is arranged on the periphery of the air supply opening.

In summary, the utility model has the following beneficial effects:

compared with the prior art, the moistureproof device for the switch cabinet is convenient to install, the movable clamp of the installation clamp extends into the ventilation opening of the switch cabinet through the connecting rod and the installation clamp, the movable clamp is arranged in the cabinet, the fixed clamp is arranged outside the cabinet, then the threaded rod is rotated, the movable clamp and the fixed clamp are firmly clamped on the switch cabinet, so that the device body can be installed on the switch cabinet in a portable mode, the dustproof net is arranged at the air inlet, dust in the air is filtered, meanwhile, the condensing sheet is arranged in the channel, the condensing sheet can condense moisture in the moist air into water drops and adsorb the water drops on the surface of the condensing sheet, and under the action of gravity, the condensed water flows into the water receiving disc along the obliquely arranged condensing sheet and is discharged outside, so that the air entering the switch cabinet body through the air supply opening is dry, and the use safety of electrical elements in the cabinet body is effectively ensured. The device has simple and reliable structure, can be portably arranged at the ventilation opening of the switch cabinet, improves the moisture resistance of the switch cabinet, and solves the defect that the prior art cannot be directly upgraded on the traditional switch cabinet.

Drawings

FIG. 1 is a perspective view showing the overall structure of a device body according to the present embodiment;

fig. 2 is a schematic perspective view of the dust-proof screen of the device body according to the present embodiment;

FIG. 3 is a schematic perspective view of a condensing plate structure of the device body of the embodiment;

FIG. 4 is a side view schematically showing the internal structure of the present embodiment;

fig. 5 is a schematic diagram of the installation structure of the cabinet and the device body according to the embodiment.

Reference numerals: 1. a device body; 2. an air inlet; 3. an air supply port; 4. a dust screen; 5. a channel; 6. condensing sheets; 7. a heat sink; 8. a connecting rod; 9. a mounting clip; 901. a fixing clamp; 902. a movable clamp; 10. a water receiving tray; 11. a drain hole; 12. an opening; 13. a cabinet body; 14. a vent; 15. a threaded rod; 16. a sealing strip; 17. an electric wire; 18. grid bars.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings.

The embodiment discloses dampproofing device for cubical switchboard, as shown in fig. 1-5, including device body 1, be provided with air intake 2 and supply-air outlet 3 on the device body 1, air intake 2 department is provided with dust screen 4, the inside of device body 1 is provided with passageway 5, passageway 5 intercommunication air intake 2 and supply-air outlet 3, be provided with opening 12 on the top of device body 1, opening 12 perpendicular air intake 2 sets up, dust screen 4 inserts device body 1 from opening 12 department, namely insert dust screen 4 in passageway 5, will filter the dust through dust screen 4 earlier when external air gets into from air intake 2, and dust screen 4 uses for a long time, also can conveniently take out and clear up from opening 12 after having piled up the dust, it is very convenient.

Further, a condensing sheet 6 is arranged in the channel 5, the cold end of the condensing sheet 6 is positioned at one side of the air inlet 2, the hot end of the condensing sheet 6 is provided with a radiating sheet 7, and the radiating sheet 7 extends out of the device body 1; the condensing sheet 6 is obliquely arranged, a water receiving disc 10 is arranged below the condensing sheet 6, a drain hole 11 is arranged on the water receiving disc 10, and the drain hole 11 is communicated with the outside; the condensing sheet 6 is made of a semiconductor condensing plate, is connected to the outside through an electric wire 17, can be powered by a storage battery or is directly connected into a switch cabinet to take electricity, and can meet the requirement of the operation of the semiconductor condensing plate. When outside moist air passes through the condensing sheet, water vapor is condensed on the condensing sheet 6 and becomes liquid water drops, and then the water drops automatically flow into the water receiving disc 10 under the action of gravity and are discharged to the outside from the drain holes 11 below, so that the air entering the inside of the switch cabinet is ensured to be drier, and the damage of electric elements and equipment inside the switch cabinet due to the moist air is effectively avoided.

Further, connecting rods 8 (threads are not shown in the figure) are connected to two sides of the device body 1 through threads, and a mounting clip 9 is rotatably connected to the end part of each connecting rod 8; the mounting clip 9 includes a fixed clip 901 and a movable clip 902, and a threaded rod 15 (threads not shown) is provided on the movable clip 902, and the threaded rod 15 is in threaded engagement with the fixed clip 901. Referring to fig. 5, the apparatus body 1 is mounted on the cabinet 13 through the connecting rod 8 and the mounting clip 9, wherein the cabinet 13 is provided with a ventilation opening 14, the apparatus body 1 is mounted at the ventilation opening 14, specifically, the fixing clip 901 of the mounting clip 9 is located at the outer side, the movable clip 902 stretches into the ventilation opening, when the threaded rod 15 is screwed, the fixing clip and the movable clip firmly clip the side wall of the ventilation opening 14, and then the connecting rod 8 is rotated, and due to the mounting clip 9 and the fixing, the apparatus body 1 approaches to one side of the cabinet under the action of the threads on the connecting rod 8, and finally the air supply opening 3 is attached to the ventilation opening 14, so that the air outside needs to dehumidify the apparatus body 1 and then enters the cabinet through the ventilation opening 14; the peripheral side of the air supply opening 3 is provided with a sealing strip 16, and the sealing strip 16 plays a role in sealing to prevent the air dehumidified by the device body 1 from leaking from the gaps of the side surfaces.

The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the present utility model, and any modifications, equivalent substitutions, improvements, etc. within the design concept of the present utility model should be included in the scope of the present utility model.

Claims

1. The utility model provides a dampproofing device for cubical switchboard, includes device body (1), its characterized in that: the device comprises a device body (1), wherein an air inlet (2) and an air supply outlet (3) are formed in the device body (1), a dust screen (4) is arranged at the air inlet (2), a channel (5) is formed in the device body (1), the channel (5) is communicated with the air inlet (2) and the air supply outlet (3), a condensing sheet (6) is arranged in the channel (5), the cold end of the condensing sheet (6) is positioned at one side of the air inlet (2), a radiating sheet (7) is arranged at the hot end of the condensing sheet (6), and the radiating sheet (7) extends out of the device body (1); the device is characterized in that connecting rods (8) are connected to two sides of the device body (1) in a threaded mode, and mounting clips (9) are connected to the end portions of the connecting rods (8) in a rotating mode.

2. A moisture protection device for a switchgear as claimed in claim 1, wherein: the novel multifunctional intelligent cabinet is characterized by further comprising a cabinet body (13), wherein a ventilation opening (14) is formed in the cabinet body (13), and the device body (1) is arranged at the ventilation opening (14).

3. A moisture protection device for a switchgear as claimed in claim 1, wherein: the condensing sheet (6) is obliquely arranged, a water receiving disc (10) is arranged below the condensing sheet (6), a drain hole (11) is formed in the water receiving disc (10), and the drain hole (11) is communicated with the outside.

4. A moisture protection device for a switchgear as claimed in claim 1, wherein: the condensing sheet (6) is made of a semiconductor condensing plate.

5. A moisture protection device for a switchgear as claimed in claim 1, wherein: the device is characterized in that an opening (12) is formed in the device body (1), the opening (12) is perpendicular to the air inlet (2), and the dust screen (4) is inserted into the device body (1) from the opening (12).

6. A moisture-proof device for a switchgear as claimed in claim 2, wherein: the mounting clamp (9) comprises a fixed clamp (901) and a movable clamp (902), wherein a threaded rod (15) is arranged on the movable clamp (902), and the threaded rod (15) is in threaded fit with the fixed clamp (901).

7. A moisture protection device for a switchgear as claimed in claim 1, wherein: sealing strips (16) are arranged on the periphery of the air supply opening (3).