CN210517390U

CN210517390U - Auxiliary heat dissipation device for electrical engineering equipment

Info

Publication number: CN210517390U
Application number: CN201921611937.7U
Authority: CN
Inventors: 郑淼; 范宸铭; 关宏飞; 范喆; 孟雅文
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-05-12
Anticipated expiration: 2029-09-26

Abstract

The utility model belongs to the technical field of electrical engineering, especially, be an auxiliary heat abstractor of electrical engineering equipment, the intelligent cabinet temperature adjusting device comprises a cabinet body, fixed mounting has the baffle on the inner wall of the cabinet body, the air intake has been seted up to the bottom of the cabinet body, fixed mounting has the induced duct with air intake looks adaptation on the bottom inner wall of the cabinet body, fixed mounting has negative-pressure air fan, support plate and filter screen on the inner wall of induced duct, the filter screen is located the below of wind pressure fan, the support plate is located between negative-pressure air fan and the filter screen, the filter pulp has been placed at the top of support plate, the air outlet has been seted up. The utility model discloses the practicality is high, and cold wind is by lower supreme component that blows, and covers the face big, more is favorable to steam to rise, and the radiating efficiency is high to through increasing filtering mechanism, can filter the dust in the outside air, avoid the interior component of cabinet to receive the dip-dyeing of too much dust.

Description

Auxiliary heat dissipation device for electrical engineering equipment

Technical Field

The utility model relates to an electrical engineering technical field especially relates to an auxiliary heat abstractor of electrical engineering equipment.

Background

The capacitor compensation cabinet is a low-voltage cabinet used for balancing inductive load and improving power factor in a power system, and generally comprises a capacitor, a reactor, a compound switch, an isolating switch fuse group, a reactive compensation controller and the like, wherein the capacitor can generate higher current in the switching process, and a connecting cable has certain resistance so as to generate certain heat, and components in the capacitor compensation cabinet have higher density, so that a heat dissipation device is required to be additionally arranged for heat dissipation.

However, the capacitance compensation cabinet in the prior art mostly adopts a heat dissipation fan to be installed at a certain position of the rear opening door for heat dissipation, so that the heat dissipation efficiency is low, the outside air cannot be filtered, dust in the air is contaminated on copper bars and cable connectors in the cabinet, the interphase insulation distance is not enough, and therefore, the auxiliary heat dissipation device for the electrical engineering equipment is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an auxiliary heat dissipation device for electrical engineering equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an auxiliary heat dissipation device of electrical engineering equipment, includes the cabinet body, fixed mounting has the baffle on the inner wall of the cabinet body, the air intake has been seted up to the bottom of the cabinet body, fixed mounting has the induced duct with air intake looks adaptation on the bottom inner wall of the cabinet body, fixed mounting has negative-pressure air fan, support plate and filter screen on the inner wall of induced duct, the filter screen is located the below of wind pressure air fan, the support plate is located between negative-pressure air fan and the filter screen, the filter pulp has been placed at the top of support plate, the air outlet has been seted up on the top inner wall of the cabinet body, the top fixed mounting of the cabinet body has the fan housing with air outlet looks adaptation, fixed mounting has a plurality.

Preferably, two base plates are symmetrically and fixedly installed at the bottom of the cabinet body.

Preferably, a plurality of first air holes are uniformly formed in the carrier plate.

Preferably, two limiting blocks are symmetrically and fixedly installed on the inner wall of the induced draft tube, and the top of the filter cotton is in contact with the two limiting blocks.

Preferably, a plurality of second air holes are uniformly formed in the partition plate.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, the device is matched with a cabinet body, a clapboard, an air inlet, an induced duct, a negative pressure fan, a support plate, filter cotton, a filter screen, an air outlet, a sealing cover and an exhaust duct, when the negative pressure fan operates, external air can enter the induced duct through the air inlet, the filter screen can filter large-particle dust and floccule in the air, the filter cotton can filter fine dust in the air, then clean air can be uniformly blown into the cabinet body through a plurality of second air holes on the clapboard, the coverage area is large, thereby uniform and comprehensive heat dissipation can be provided for a capacitor, a reactor, a combination switch, a cable and the like, the heat dissipation efficiency is high, after the air containing hot air enters the sealing cover, the air can be discharged into the outside of the cabinet body through a plurality of exhaust ducts on the sealing cover, because the exhaust duct is Z-shaped, when the negative pressure fan does not work, the dust in the external air can not easily enter the cabinet body through, the whole dustproof effect is better;

the utility model discloses the practicality is high, and cold wind is by lower supreme component that blows, and covers the face big, more is favorable to steam to rise, and the radiating efficiency is high to through increasing filtering mechanism, can filter the dust in the outside air, avoid the interior component of cabinet to receive the dip-dyeing of too much dust.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B of FIG. 1;

fig. 4 is a top view of the middle fan cover of the present invention.

In the figure: 1. a cabinet body; 2. a partition plate; 3. an air inlet; 4. an induced draft pipe; 5. a negative pressure fan; 6. a carrier plate; 7. filtering cotton; 8. a filter screen; 9. an air outlet; 10. an enclosure; 11. an exhaust pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an auxiliary heat dissipation device for electrical engineering equipment comprises a cabinet body 1, wherein a partition plate 2 is fixedly installed on the inner wall of the cabinet body 1, an air inlet 3 is formed in the bottom of the cabinet body 1, an induced duct 4 matched with the air inlet 3 is fixedly installed on the inner wall of the bottom of the cabinet body 1, a negative pressure fan 5, a support plate 6 and a filter screen 8 are fixedly installed on the inner wall of the induced duct 4, the filter screen 8 is located below a wind pressure fan 15, the support plate 6 is located between the partial pressure fan 5 and the filter screen 8, filter cotton 7 is placed at the top of the support plate 6, an air outlet 9 is formed in the inner wall of the top of the cabinet body 1, a fan cover 10 matched with the air outlet 9 is fixedly installed at the top of the cabinet body 1;

two backing plates are symmetrically and fixedly installed at the bottom of the cabinet body 1, a plurality of first air holes are uniformly formed in the support plate 6, two limiting blocks are symmetrically and fixedly installed on the inner wall of the induced air pipe 4, the top of the filter cotton 7 is in contact with the two limiting blocks, a plurality of second air holes are uniformly formed in the partition plate 2, the filter screen 8 is made of 304 stainless steel, the mesh size is 120 meshes, the filter fineness of the filter cotton 7 is 2 micrometers, the dust holding capacity is 430 g/square meter, the final resistance is 70pa-80pa, the negative pressure fan is CY-900, the total pressure is 90pa, and the exhaust pipe 11 is Z-shaped; through the cabinet body 1, the clapboard 2, the air inlet 3, the induced duct 4, the negative pressure fan 5, the carrier plate 6, the filter cotton 7, the filter screen 8, the air outlet 9, the enclosure 10 and the exhaust pipe 11, when the negative pressure fan 5 operates, the external air can enter the induced duct 4 through the air inlet 3, the filter screen 8 can filter out large-particle dust and floccules in the air, the filter cotton 7 can filter out fine dust in the air, then clean air can be uniformly blown into the cabinet body 1 through a plurality of second air holes on the clapboard 2, the coverage is large, thereby uniform and comprehensive heat dissipation can be realized for capacitors, reactors, compound switches, cables and the like, the heat dissipation efficiency is high, after the air containing hot air enters the enclosure 10, the air can be discharged to the outside of the cabinet body 1 through a plurality of exhaust pipes 11 on the enclosure 10, because the exhaust pipes 11 are Z-shaped, when the negative pressure fan 5 does not work, dust in the outside air is difficult to enter the cabinet body 1 through the exhaust pipe 11, so that the whole dustproof effect is better; the utility model discloses the practicality is high, and cold wind is by lower supreme component that blows, and covers the face big, more is favorable to steam to rise, and the radiating efficiency is high to through increasing filtering mechanism, can filter the dust in the outside air, avoid the interior component of cabinet to receive the dip-dyeing of too much dust.

The working principle is as follows: the cabinet body 1 is partitioned by a partition board 2, and the upper part of the partition board 2 is used for installing a capacitor, a reactor, a compound switch and the like;

when the negative pressure fan 5 operates, the outside air can enter the induced draft pipe 4 through the air inlet 3, the filter screen 8 can filter the large-particle dust and the floccule in the air, the filter cotton 7 can filter the fine dust in the air, clean air can be evenly blown in the cabinet body 1 through a plurality of second wind holes on the partition plate 2 afterwards, the heat that produces such as condenser, reactor, combination switch and cable can flow upwards along with the air that flows, after the air that contains steam enters the enclosure 10, can be discharged into the outside of the cabinet body 1 through a plurality of exhaust pipes 11 on the enclosure 10, because the exhaust pipe 11 is "Z" font, when the negative pressure fan 5 does not work, the dust in the outside air is also difficult to enter the cabinet body 1 through the exhaust pipe 11.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an auxiliary heat dissipation device of electrical engineering equipment, includes cabinet body (1), its characterized in that: a partition plate (2) is fixedly arranged on the inner wall of the cabinet body (1), an air inlet (3) is arranged at the bottom of the cabinet body (1), an induced draft pipe (4) matched with the air inlet (3) is fixedly arranged on the inner wall of the bottom of the cabinet body (1), a negative pressure fan (5), a support plate (6) and a filter screen (8) are fixedly arranged on the inner wall of the induced draft pipe (4), the filter screen (8) is positioned below the wind pressure fan (15), the carrier plate (6) is positioned between the negative pressure fan (5) and the filter screen (8), the top of the carrier plate (6) is provided with filter cotton (7), the inner wall of the top of the cabinet body (1) is provided with an air outlet (9), a fan cover (10) matched with the air outlet (9) is fixedly arranged at the top of the cabinet body (1), a plurality of exhaust pipes (11) which are distributed annularly are fixedly arranged on the fan cover (10).

2. The auxiliary heat dissipation device for electrical engineering equipment as recited in claim 1, wherein: two backing plates are symmetrically and fixedly arranged at the bottom of the cabinet body (1).

3. The auxiliary heat dissipation device for electrical engineering equipment as recited in claim 1, wherein: a plurality of first air holes are uniformly formed in the carrier plate (6).

4. The auxiliary heat dissipation device for electrical engineering equipment as recited in claim 1, wherein: two limiting blocks are symmetrically and fixedly arranged on the inner wall of the induced draft tube (4), and the top of the filter cotton (7) is in contact with the two limiting blocks.

5. The auxiliary heat dissipation device for electrical engineering equipment as recited in claim 1, wherein: and a plurality of second air holes are uniformly formed in the partition plate (2).