CN220492514U - Block terminal heat radiation structure - Google Patents

Abstract

The utility model discloses a power distribution box heat radiation structure which comprises a power distribution box body, wherein ventilation heat radiation holes are formed in two sides of the power distribution box body, connecting blocks are fixedly arranged on the inner walls of the two sides of the power distribution box body and positioned in front of and behind waterproof heat radiation fins, filter screen frames are arranged on the inner walls of the two sides of the power distribution box body, ventilation holes are formed in the two sides of the filter screen frames, filter screens are fixedly arranged at two ends of the ventilation holes, a silica gel drying agent storage tank is formed in the upper end of the filter screen frames, silica gel particle drying agents are filled in the silica gel drying agent storage tank, and sealing covers are hinged to the upper ends of the filter screen frames. Through the drier of filling, inside the air gets into the switch board body through ventilation cooling hole, can be through silica gel drier bin, owing to the inside drier that is provided with of filter screen frame to moisture that contains in the air can be absorbed, and the filter screen can filter the dust in the air, can effectively avoid moisture and the dust that contains in the air to get into inside the switch board body.

Description

Block terminal heat radiation structure

Technical Field

The present disclosure relates to heat dissipation structures, and particularly to a heat dissipation structure for a power distribution box.

Background

The distribution box is characterized in that switching equipment, a measuring instrument, protective electrical appliances and auxiliary equipment are assembled in a closed or semi-closed metal cabinet or on a screen according to the electric wiring requirement to form a low-voltage distribution device

The current block terminal is in daily use, and the heat dissipation through-hole has generally been seted up to the both sides of block terminal, when the block terminal runs into the rainy day in outdoor installation use, the rainwater gets into the inside of block terminal through the heat dissipation hole of block terminal both sides easily to can lead to the inside moist of block terminal, can cause the inside electrical component of block terminal to wet and cause the problem of circuit short circuit.

Disclosure of Invention

The utility model aims to provide a heat dissipation structure of a distribution box, which aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a block terminal heat radiation structure, includes the block terminal body, ventilation louvre has been seted up to block terminal body both sides, block terminal body both sides inner wall just is located waterproof heat dissipation wing front and back fixed mounting and has the connecting block, block terminal body both sides inner wall is provided with the filter screen frame, the ventilation hole has been seted up to the filter screen frame both sides, the equal fixed mounting in ventilation hole both ends has the filter screen, silica gel drier storage tank has been seted up to the filter screen frame upper end, silica gel drier storage tank intussuseption is filled with silica gel granule drier, the hinge of filter screen frame upper end has the closing cap.

Preferably, waterproof heat dissipation fins are fixedly arranged on the outer surfaces of two sides of the power distribution cabinet body.

Preferably, a dovetail chute is formed in the upper end of the connecting block.

Preferably, the filter screen frame front and back face fixed mounting has the forked tail slider, forked tail slider and forked tail spout sliding fit.

Preferably, a first magnet is embedded and arranged on the filter screen frame.

Preferably, a second magnet is embedded and arranged below the sealing cover, and the second magnet is matched with the first magnet.

Compared with the prior art, the utility model has the beneficial effects that:

1. inside the air passes through ventilation cooling hole entering switch board body, can pass through silica gel drier bin, owing to the inside drier that is provided with of filter screen frame to the moisture that contains in the air can be absorbed, and the filter screen can be with the dust filtration in the air, can effectively avoid moisture and the dust entering switch board body inside that contains in the air.

2. And the filter screen frame is moved upwards to drive the dovetail sliding block to move, the limit on the filter screen frame can be relieved after the dovetail sliding block moves out of the inside of the dovetail sliding groove, a new drying agent can be conveniently replaced, the drying effect of the device is maintained, dust is conveniently accumulated on the surface of the filter screen, and ventilation and heat dissipation holes are ensured to be smooth in ventilation.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

fig. 2 is a schematic diagram of a power distribution cabinet body structure of the present utility model;

FIG. 3 is a schematic view of a screen frame structure according to the present utility model;

fig. 4 is an enlarged view of fig. 3 a in accordance with the present utility model.

In the figure: 1. a power distribution cabinet body; 101. ventilation and heat dissipation holes; 102. waterproof heat dissipation fins; 2. a connecting block; 201. dovetail grooves; 3. a screen frame; 301. dovetail slide blocks; 302. a filter screen; 303. a silica gel desiccant reservoir; 304. a first magnet; 4. a cover; 401. a second magnet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a block terminal heat radiation structure, including block terminal body 1, ventilation louvre 101 has been seted up to block terminal body 1 both sides, block terminal body 1 both sides inner wall just is located waterproof heat dissipation wing 102 front and back fixed mounting and has connecting block 2, block terminal body 1 both sides inner wall is provided with filter screen frame 3, the ventilation hole has been seted up to filter screen frame 3 both sides, the equal fixed mounting in ventilation hole both ends has filter screen 302, silica gel drier storage tank 303 has been seted up to filter screen frame 3 upper end, silica gel drier storage tank 303 intussuseption is filled with silica gel granule drier, filter screen frame 3 upper end articulates there is closing cap 4.

In this embodiment, through being provided with filter screen frame 3 at switch board body 1 both sides inner wall, filter screen frame 3 passes through connecting block 2 card in ventilation louvre 101 department, make the inside needs of air admission switch board body 1 pass through filter screen frame 3, silica gel drier bin 303 communicates with each other with the ventilation hole is inside, thereby the silica gel granule drier of filling inside silica gel drier bin 303, can absorb the moisture in the air through silica gel drier bin 303, the moisture that the air contains when passing through the ventilation hole can be absorbed, keep the inside air of switch board body 1 dry, effectively avoid moisture to get into inside the switch board body 1 through ventilation louvre 101.

In order to achieve the purpose of fixing the filter screen frame 3, the device is achieved by adopting the following technical scheme: waterproof heat dissipation fins 102 are fixedly mounted on the outer surfaces of two sides of the power distribution cabinet body 1, a dovetail chute 201 is formed in the upper end of the connecting block 2, a dovetail sliding block 301 is fixedly mounted on the front surface and the rear surface of the filter screen frame 3, and the dovetail sliding block 301 is in sliding fit with the dovetail chute 201.

The power distribution cabinet body 1 is assisted by the waterproof heat dissipation fins 102 to dissipate heat, meanwhile, the waterproof heat dissipation fins 102 are obliquely arranged to prevent rainwater from entering the ventilation heat dissipation holes 101, the dovetail sliding grooves 201 and the dovetail sliding blocks 301 are matched with each other, the filter screen frame 3 can be clamped on the inner walls of two sides of the power distribution cabinet body 1, the filter screen frame 3 is moved upwards to drive the dovetail sliding blocks 301 to move, the filter screen frame 3 can be taken down, dust accumulated on the surface of the filter screen 302 can be cleaned conveniently, and a drying agent can be replaced.

In order to achieve the purpose of being convenient for replacing the drying agent, the device is realized by adopting the following technical scheme: the first magnet 304 is embedded and arranged on the upper surface of the filter screen frame 3, the second magnet 401 is embedded and arranged below the sealing cover 4, and the second magnet 401 and the first magnet 304 are matched with each other.

Can get up silica gel drier storage tank 303 upper end shutoff through closing cap 4, avoid the drier to spill over, second magnetite 401 and first magnetite 304 mutually support, can adsorb closing cap 4 at silica gel drier storage tank 303 upper end, the rotatory drier of changing of opening closing cap 4 of being convenient for simultaneously.

The working principle and the using flow of the utility model are as follows: when the device is used, the device is required to be placed at a proper position, air enters the inside of the power distribution cabinet body 1 through the ventilation and heat dissipation holes 101, and can pass through the silica gel drying agent storage tank 303, and due to the fact that the drying agent is arranged inside the filter screen frame 3, moisture contained in the air can be absorbed, after the device is used for a certain time, the inside of the filter screen frame 3 is filled with the drying agent, the filter screen frame 3 is moved upwards to drive the dovetail sliding block 301 to move, after the dovetail sliding block 301 is moved out of the inside of the dovetail sliding groove 201, the limitation of the filter screen frame 3 can be relieved, the filter screen frame 3 can be directly taken out of the inside of the power distribution cabinet body 1, dust is accumulated on the surface of the filter screen 302, meanwhile, the silica gel drying agent storage tank 303 is opened by upwards rotating the seal cover 4, new drying agent can be replaced, and the drying effect is kept.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a block terminal heat radiation structure, includes switch board body (1), its characterized in that: the novel power distribution cabinet is characterized in that ventilation and heat dissipation holes (101) are formed in two sides of the power distribution cabinet body (1), connecting blocks (2) are fixedly arranged on the inner walls of two sides of the power distribution cabinet body and located in front of and behind the waterproof heat dissipation fins (102), a filter screen frame (3) is arranged on the inner walls of two sides of the power distribution cabinet body, ventilation holes are formed in two sides of the filter screen frame (3), a filter screen (302) is fixedly arranged at two ends of each ventilation hole, a silica gel drying agent storage tank (303) is formed in the upper end of the filter screen frame (3), silica gel particle drying agents are filled in the silica gel drying agent storage tanks (303), and a sealing cover (4) is hinged to the upper end of the filter screen frame (3).

2. A heat dissipation structure for a power distribution box as defined in claim 1, wherein: waterproof heat dissipation fins (102) are fixedly arranged on the outer surfaces of two sides of the power distribution cabinet body (1).

3. A heat dissipation structure for a power distribution box as defined in claim 1, wherein: the upper end of the connecting block (2) is provided with a dovetail chute (201).

4. A heat dissipation structure for a power distribution box as recited in claim 3, wherein: the front and rear faces of the filter screen frame (3) are fixedly provided with dovetail sliding blocks (301), and the dovetail sliding blocks (301) are in sliding fit with the dovetail sliding grooves (201).

5. A heat dissipation structure for a power distribution box as defined in claim 1, wherein: a first magnet (304) is embedded and arranged on the filter screen frame (3).

6. The heat dissipation structure of an electrical box of claim 5, wherein: a second magnet (401) is embedded and arranged below the sealing cover (4), and the second magnet (401) is matched with the first magnet (304).