CN220874087U - Dehumidifying and radiating structure of switch cabinet - Google Patents

Dehumidifying and radiating structure of switch cabinet Download PDF

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Publication number
CN220874087U
CN220874087U CN202320967903.1U CN202320967903U CN220874087U CN 220874087 U CN220874087 U CN 220874087U CN 202320967903 U CN202320967903 U CN 202320967903U CN 220874087 U CN220874087 U CN 220874087U
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China
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air
dehumidifying
cabinet body
dry
switch
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CN202320967903.1U
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温键
温泽龙
何小彪
冯楠
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Individual
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Abstract

The utility model discloses a dehumidifying and radiating structure of a switch cabinet, which comprises a cabinet body and a switch mechanism arranged in the cabinet body, wherein a dry and cold air inlet is arranged at the bottom end of the cabinet body, a hot and dry air outlet is arranged at the top end of the cabinet body, a circulating air pipe is connected between the dry and cold air inlet and the hot and dry air outlet, a heat exchanger for adjusting the temperature of circulating air is arranged on the circulating air pipe, and a dehumidifying mechanism is arranged above the inside of the cabinet body. The beneficial effects of the utility model are as follows: realize the accurate heat dissipation of the switch mechanism in the cubical switchboard body and dehumidify, effectual guarantee power connection equipment's reliability and security to effectual increase of service life.

Description

Dehumidifying and radiating structure of switch cabinet
Technical Field
The utility model relates to the technical field of switch cabinets, in particular to a dehumidifying and radiating structure of a switch cabinet.
Background
Switch cabinets are important facilities of power systems and are currently mainly placed in power distribution houses. In order to ensure safe operation of the switch cabinet, a cooling treatment is necessary. The existing cooling way is to install an air-cooled air conditioner in a power distribution room and to cool the whole power distribution room. This approach to cooling has the following disadvantages: (1) The air-cooled air conditioner has low efficiency, high power consumption and serious in summer; (2) The air-cooled air conditioner is adopted to cool only the air outside the switch cabinet, and the air-cooled air conditioner does not act on the internal cooling of the switch cabinet, so that the possibility of the switch cabinet firing is greatly increased; (3) The local important heat-generating part of the switch cabinet cannot be cooled and dehumidified, and the contact safety accident probability is still high.
The invention discloses a drawer type electronic sensing heat dissipation protection structure type breaker switch cabinet structure, and relates to the technical field of breaker switch cabinets. The drawer type electronic sensing heat dissipation protection structure type breaker switch cabinet structure comprises a bottom plate, a dehumidifying mechanism, an air cooling mechanism, an opening and closing mechanism and a water cooling mechanism, wherein a heat dissipation box is fixedly arranged at the top of the bottom plate, and a cabinet body is fixedly arranged at the top of the heat dissipation box. This drawer type electronic sensing heat dissipation protective structure formula circuit breaker cubical switchboard structure uses through the cooperation of water-cooling body and forced air cooling structure, can cool down it when breaker equipment uses to and dispel the heat to the inside of the cabinet body, solved current partial device in the in-process of using, its inside can not dispel the heat and cool down effectively, lead to equipment and make the component receive the loss because of the high temperature when long-term use, and then reduced the life's of equipment problem, prolonged the life of device, promoted the practicality of device. Although the above technical solution has a better effect on heat dissipation, the structure is too complex and does not have a dehumidifying function, so that there is a great room for improvement.
Disclosure of utility model
Aiming at the defects in the background technology, the utility model provides a dehumidifying and radiating structure of a switch cabinet, which can accurately radiate and dehumidify a switch mechanism in the switch cabinet, effectively ensure the reliability and safety of power connection equipment and effectively prolong the service life.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a cubical switchboard dehumidification heat radiation structure, includes the cabinet body and installs the switch gear in the cabinet body, cabinet body bottom sets up dry cold wind entry, cabinet body top sets up hot dry air export, be connected with the circulation tuber pipe between dry cold wind entry and the hot dry air export be provided with the heat exchanger that is used for adjusting circulation air temperature on the circulation tuber pipe cabinet body inside top sets up dehumidification mechanism for dehumidification.
The bottom of the cabinet body is provided with an air distributing device, and the air distributing device is connected with the dry and cold air inlet through a fan.
The switch mechanism is externally provided with a heat dissipation box body, the heat dissipation box body is provided with an air inlet and an air outlet, the air inlet is connected with the air distributing device, and the air outlet is connected with an inlet of the dehumidifying mechanism.
The heat dissipation box body is an independent space unit made of insulating plastic and used for wrapping the switch mechanism, so that the switch mechanism is located in an independent space, accurate dehumidification and heat dissipation can be achieved, the service life is effectively prolonged, and the accident occurrence probability is reduced.
The air outlet of the heat dissipation box body is connected with an air collecting pipe, and the air collecting pipe is fixed on the upper part of the heat dissipation box body and is positioned between the heat dissipation box body and the dehumidification mechanism.
The dehumidifying mechanism comprises a wind-dividing chassis and a plurality of baffle plates arranged above the wind-dividing chassis, and an air inlet of the wind-dividing chassis is connected with an outlet of the wind collecting pipe.
The water drop receiving container is arranged below the baffle plate, and the water drop receiving container is provided with a drain pipe which extends to the outer side of the cabinet body and discharges captured water.
The air outlet of the dehumidifying mechanism is arranged in the cabinet body.
The heat exchanger is connected with the water outlet and the water inlet of the water tank through the heat exchange circulating pipe, and water is used for cooling air in the circulating air pipe through the heat exchanger.
The beneficial effects of the utility model are as follows: realize the accurate heat dissipation of the switch mechanism in the cubical switchboard body and dehumidify, effectual guarantee power connection equipment's reliability and security to effectual increase of service life.
Drawings
FIG. 1 is a block diagram of a dehumidifying and heat-dissipating structure of a switchgear according to the present utility model;
fig. 2 is a block diagram of a portion of a heat exchanger.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. It should be noted that these embodiments are merely representative embodiments of the present utility model, and the specific methods, devices, conditions, materials, etc. illustrated therein are not intended to limit the present utility model or the corresponding embodiments. Wherein the arrows in the figures indicate the direction of fluid movement.
The utility model provides a switch cabinet dehumidification heat dissipation structure, as shown in fig. 1, includes cabinet body 2 and installs a plurality of switch gear 8 in cabinet body 2, and the cable lead in the cable pit 1 gets into cabinet body 2 from cabinet body 2 lower part to be connected with switch gear 8. The cabinet body 2 bottom sets up the dry cold wind and goes into 62, the cabinet body top sets up hot dry wind export 61, be connected with circulation tuber pipe 6 between dry cold wind income 62 and the hot dry wind export 61 be provided with on the circulation tuber pipe 6 and be used for adjusting the heat exchanger 7 of circulation air temperature, the cabinet body 2 cooperates with its circulation tuber pipe 6 and forms nearly closed loop's circulation cooling dehumidification system. In order to remove the water vapor in the circulating air, a dehumidifying mechanism 3 is arranged above the inside of the cabinet body 2 and is used for cooling and dehumidifying.
The bottom of the cabinet body 2 is provided with a wind dividing device 10, and the wind dividing device 10 is connected with the dry cooling wind inlet 62 through a fan 11. Preferably, the air dividing device 10 is an air dividing pipe section, and the air dividing pipe section is fixed below the switch mechanism 8 and is used for accurately guiding the dry and cold air into the switch mechanism 8 to regulate the temperature and dissipate heat. For the purpose of being capable of accurately radiating heat of a plurality of switch mechanisms 8, a heat radiation box body is arranged outside the switch mechanisms 8, the heat radiation box body is provided with an air inlet and an air outlet, the air inlet is connected with the air distributing device 10, and the air outlet is connected with an inlet of the dehumidifying mechanism 3. The heat dissipation box is an independent space unit made of insulating plastic and used for wrapping the switch mechanism, so that the switch mechanism 8 is located in the independent space, dry and cold air is led into the heat dissipation box, accurate dehumidification and heat dissipation can be achieved, the service life is effectively prolonged, and the accident occurrence probability is reduced. The air outlet of the heat dissipation box body is connected with an air collecting pipe 9, the air collecting pipe 9 is fixed on the upper portion of the heat dissipation box body and located between the heat dissipation box body and the dehumidification mechanism 3 and used for collecting and conveying hot and humid air in the heat dissipation box body to the dehumidification mechanism 3 for dehumidification.
The dehumidifying mechanism 3 comprises an air dividing chassis and a plurality of baffle plates arranged above the air dividing chassis, and an air inlet of the air dividing chassis is connected with an outlet of the air collecting pipe 9. The wet gas is guided to flow in a high-speed zigzag way in the baffle plate through the wind-dividing chassis, and the baffle plate captures water drops by utilizing inertia force. The side surface of the air dividing chassis is provided with a secondary air inlet 31. A water drop receiving container is arranged below the baffle plate, and a drain pipe 4 is arranged on the water drop receiving container and extends to the outer side of the cabinet body 2 to drain captured water. The air outlet of the dehumidifying mechanism 3 is arranged in the cabinet body 2, so that dehumidified air is filled in the internal space of the cabinet body 2, and heat dissipation and cooling are performed on other power equipment in the cabinet body 2. An exhaust port 5 is provided at the top end of the cabinet 2 for exhausting part of the hot air when the heat exchanger capacity is insufficient in extreme weather.
As shown in fig. 2, the heat exchanger 7 is connected with the water outlet and the water inlet of the water tank 12 through the heat exchange circulating pipe 71, and the water cools the air in the circulating air pipe 6 through the heat exchanger, so that the running cost can be effectively saved. The water outlet of the water tank 12 is connected with the heat exchanger 7 through a water pump and a heat exchange circulating pipe 71, the heat exchanger 7 is connected with the water inlet of the water tank 12 through the heat exchange circulating pipe 71, and the water with the temperature of 30 ℃ in the water tank 12 is used as a heat exchange medium to cool the hot air with the temperature of 80-90 ℃ in the circulating air pipe 6 to 50-60 ℃. The water tank 12 is internally provided with the partition plate, the inner space of the water tank 12 is divided into the water inlet side and the water outlet side, and water on the water inlet side overflows to the water outlet side through the upper end of the partition plate, so that the water temperature can be effectively regulated, and the heat exchange efficiency is improved.
The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, i.e., the utility model is not limited to the specific embodiments described herein, but is to be accorded the full scope of the claims.

Claims (7)

1. The dehumidifying and radiating structure of the switch cabinet comprises a cabinet body and a switch mechanism arranged in the cabinet body, and is characterized in that an air dividing device is arranged at the bottom of the cabinet body, a dry and cold air inlet is arranged at the bottom end of the cabinet body, a hot and dry air outlet is arranged at the top end of the cabinet body, a circulating air pipe is connected between the dry and cold air inlet and the hot and dry air outlet, a heat exchanger for adjusting the temperature of circulating air is arranged on the circulating air pipe, and a dehumidifying mechanism is arranged above the inside of the cabinet body; the switch mechanism is externally provided with a heat dissipation box body, the heat dissipation box body is provided with an air inlet and an air outlet, the air inlet is connected with the air distributing device, and the air outlet is connected with the air collecting pipe; the dehumidifying mechanism comprises a wind-dividing chassis and a plurality of baffle plates arranged above the wind-dividing chassis, and an air inlet of the wind-dividing chassis is connected with an outlet of the wind collecting pipe; the top end of the cabinet body is provided with an exhaust port.
2. The dehumidifying and radiating structure of claim 1, wherein the air dividing device is connected with the dry and cold air inlet through a fan.
3. The dehumidifying and radiating structure of switch cabinet as claimed in claim 1, wherein the radiating box body is an independent space unit made of insulating plastic and wrapping the switch mechanism, and the two ends of the radiating box body are provided with an air inlet and an air outlet.
4. A dehumidifying and radiating structure for a switch cabinet according to claim 3 wherein the air collecting pipe is fixed to the upper portion of the radiating case and is located between the radiating case and the dehumidifying mechanism.
5. The dehumidifying and radiating structure of a switch cabinet as claimed in claim 1, wherein a water drop receiving container is arranged below the baffle plate, and a water drain pipe is arranged on the water drop receiving container to extend to the outer side of the cabinet body.
6. The dehumidifying and radiating structure of claim 1, wherein an air outlet of the dehumidifying mechanism is disposed in the cabinet body.
7. The dehumidifying and radiating structure of claim 1, wherein the heat exchanger is connected with the water outlet and the water inlet of the water tank through a heat exchanging circulation pipe.
CN202320967903.1U 2023-04-24 2023-04-24 Dehumidifying and radiating structure of switch cabinet Active CN220874087U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320967903.1U CN220874087U (en) 2023-04-24 2023-04-24 Dehumidifying and radiating structure of switch cabinet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320967903.1U CN220874087U (en) 2023-04-24 2023-04-24 Dehumidifying and radiating structure of switch cabinet

Publications (1)

Publication Number Publication Date
CN220874087U true CN220874087U (en) 2024-04-30

Family

ID=90813948

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320967903.1U Active CN220874087U (en) 2023-04-24 2023-04-24 Dehumidifying and radiating structure of switch cabinet

Country Status (1)

Country Link
CN (1) CN220874087U (en)

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