CN219659258U

CN219659258U - Control cabinet

Info

Publication number: CN219659258U
Application number: CN202320670334.4U
Authority: CN
Inventors: 赵修祥; 孙超
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-09-08
Anticipated expiration: 2033-03-30

Abstract

The utility model relates to the technical field of control cabinets, in particular to a control cabinet which comprises a cabinet body, wherein an air inlet bin is covered at the top of the cabinet body, exhaust pipes are arranged on two side walls of the lower part of the cabinet body, a dust screen is fixedly connected between the inner wall of the air inlet bin and the outer wall of the cabinet body, the upper wall of the cabinet body is fixedly connected with a fan with an output end facing downwards, dust filter cotton is arranged in the air inlet bin, the air inlet bin comprises a rectangular frame and a sealing plate covered at the top of the rectangular frame, the rectangular frame is connected with the sealing plate through fastening bolts, the dust filter cotton comprises first annular cotton and second annular cotton, the first annular cotton is fixedly connected with the bottom wall of the sealing plate and a gap is reserved between the first annular cotton and the top wall of the cabinet body, the second annular cotton is fixedly connected with the top wall of the cabinet body and a gap is reserved between the second annular cotton and the sealing plate, and the dust filter cotton in air and moisture are filtered on the premise of guaranteeing that the heat dissipation inside the control cabinet is guaranteed, and the control operation is guaranteed to be normal.

Description

Control cabinet

Technical Field

The utility model relates to the technical field of control cabinets, in particular to a control cabinet.

Background

The control cabinet is to assemble the switch equipment, the measuring instrument, the protection electrical appliance and the auxiliary equipment in the closed or semi-closed metal cabinet according to the electrical wiring requirement, and the arrangement of the control cabinet meets the requirement of normal operation of the power system, is convenient to overhaul and does not endanger the safety of personnel and surrounding equipment. Because a large number of electronic components such as meters and the like are intensively arranged in a metal cabinet to generate a large amount of heat in the working process, a heat dissipation fan is arranged on a high-load control cabinet to ensure the heat dissipation effect of the control cabinet, and the problems in the prior art are that; after the control cabinet is used for a long time, dust particles can be accumulated in the control cabinet when heat dissipation of the control cabinet and internal and external exchange of outside air are carried out, and meanwhile, moisture can enter the control cabinet along with the air in a overcast and rainy day, so that the moisture is affected, and the use of electrical elements is affected.

Disclosure of Invention

In view of the above problems, an object of the present utility model is to: the utility model provides a switch board, it can guarantee under the radiating prerequisite of switch board inside, filters dust and moisture in the air, guarantees the normal operation of control.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a switch board, includes the cabinet body, the top cover of the cabinet body is equipped with the storehouse of admitting air, the lower part both sides wall of the cabinet body is provided with the blast pipe, fixedly connected with dust screen between the inner wall of the storehouse of admitting air and the outer wall of the cabinet body, the fan that the upper wall fixedly connected with output of the cabinet body is down, the inside of the storehouse of admitting air is provided with the dust filter cotton.

The beneficial effects of the utility model are as follows: when the fan is used for radiating the inside of the control cabinet, outside air enters the inside of the air inlet bin from the dust screen, then enters the inside of the control cabinet and is discharged from the exhaust pipe, and when the outside air enters the air inlet bin, the dust with large particles is primarily filtered through the dust screen firstly, and then the dust is filtered again through contact of the air and dust filtering cotton, so that the dust in the air is prevented from accumulating in the inside of the control cabinet when the control cabinet is used for radiating.

In order to facilitate the replacement of the dust filter cotton after long-term use.

As a further improvement of the above technical scheme: the air inlet bin comprises a rectangular frame and a sealing plate arranged at the top of the rectangular frame in a covering mode, the rectangular frame is connected with the sealing plate through fastening bolts, dust filtering cotton comprises first annular cotton and second annular cotton, the first annular cotton is fixedly connected with the bottom wall of the sealing plate and is in clearance with the top wall of the cabinet body, and the second annular cotton is fixedly connected with the top wall of the cabinet body and is in clearance with the sealing plate.

The beneficial effects of this improvement are: after the switch board is used for a long time, can dismantle the shrouding from rectangular frame through dismantling fastening bolt to change first cyclic annular cotton and the cyclic annular cotton of second, first cyclic annular cotton and the cyclic annular cotton of second can make the air current in the storehouse of admitting air become the S type and flow, can not hinder the air inlet of the storehouse of admitting air when increasing filter effect.

So that dust in the air can be sufficiently filtered.

As a further improvement of the above technical scheme: the number of the first annular cotton and the second annular cotton is multiple, and the first annular cotton and the second annular cotton are staggered.

The beneficial effect of this improvement: the first annular cotton and the second annular cotton are arranged in a staggered mode, so that dust in air can be filtered sufficiently.

In order to enable removal of moisture from the air.

As a further improvement of the technical scheme, the inner wall of the rectangular frame is fixedly connected with a bracket, and a lime plate is placed on the upper surface of the bracket.

The beneficial effects of this improvement are: dan Huiban can adsorb the moisture in the air, reduces moisture and enters into the switch board.

In order to avoid the bottom of the cabinet from getting damp.

As a further improvement of the scheme, the bottom of the cabinet body is provided with supporting legs.

The beneficial effect of this improvement: the supporting legs can support the cabinet body to a higher height, and the phenomenon of moisture regain is avoided below the cabinet body.

In order to enable moisture below the cabinet body in rainy days to be removed rapidly, the control cabinet is prevented from rusting.

As a further improvement of the scheme, the shape of the exhaust pipe is U-shaped, the direction of the output end of the U-shaped exhaust pipe faces the bottom of the cabinet body, and the output end of the exhaust pipe is fixedly connected with a filter screen.

The beneficial effect of this improvement: the output end direction of blast pipe towards the lower part of the cabinet body, can dry the moisture of cabinet body bottom, keeps the drying of cabinet body lower part, and the filter screen can avoid the insect to enter into the inside of the cabinet body.

Drawings

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

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of the present utility model at A in FIG. 2;

FIG. 4 is a schematic cross-sectional view of an explosive structure of the present utility model;

fig. 5 is an enlarged schematic view of the present utility model at B in fig. 4.

In the figure: 1. a cabinet body; 2. an air inlet bin; 201. a rectangular frame; 202. a sealing plate; 3. a dust screen; 4. an exhaust pipe; 401. a filter screen; 5. support legs; 6. a blower; 7. a first endless cotton; 8. a second endless cotton; 9. a bracket; 10. dan Huiban; 11. and (5) fastening a bolt.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

As shown in fig. 1 to 5, a control cabinet comprises a cabinet body 1, an air inlet bin 2 is covered at the top of the cabinet body 1, exhaust pipes 4 are arranged on two side walls of the lower part of the cabinet body 1, a dust screen 3 is fixedly connected between the inner wall of the air inlet bin 2 and the outer wall of the cabinet body 1, a fan 6 with a downward output end is fixedly connected to the upper wall of the cabinet body 1, dust filter cotton is arranged in the air inlet bin 2, when the fan 6 dissipates heat in the control cabinet, external air enters the air inlet bin 2 from the dust screen 3 and then enters the control cabinet to be exhausted from the exhaust pipes 4, when external air enters the air inlet bin 2, the dust screen 3 is used for primarily filtering large-particle dust, then the air is used for filtering the dust again in contact with the dust filter cotton, so that dust in the air is prevented from accumulating in the control cabinet when the control cabinet dissipates heat, the air inlet bin 2 comprises a rectangular frame 201 and a sealing plate 202 covered on the top of the rectangular frame 201, the rectangular frame 201 is connected with the sealing plate 202 through a fastening bolt 11, the dust filtering cotton comprises a first annular cotton 7 and a second annular cotton 8, the first annular cotton 7 is fixedly connected with the bottom wall of the sealing plate 202 and a gap is reserved between the first annular cotton and the top wall of the cabinet body 1, the second annular cotton 8 is fixedly connected with the top wall of the cabinet body 1 and a gap is reserved between the second annular cotton 8 and the sealing plate 202, after the control cabinet is used for a long time, the sealing plate 202 can be detached from the rectangular frame 201 through detaching the fastening bolt 11, the first annular cotton 7 and the second annular cotton 8 can enable air flow in the air inlet bin 2 to flow in an S shape, the air inlet of the air inlet bin 2 is not hindered while the filtering effect is improved, the number of the first annular cotton 7 and the second annular cotton 8 is multiple, and a plurality of first cyclic annular cotton 7 and the crisscross arrangement of second cyclic annular cotton 8, the dust in the air is filtered to the crisscross arrangement of a plurality of first cyclic annular cotton 7 and the crisscross arrangement of second cyclic annular cotton 8 can be abundant, the inner wall fixedly connected with bracket 9 of rectangular frame 201, lime board 10 has been placed to the upper surface of bracket 9, and lime board 10 can adsorb the moisture in the air, reduces moisture and enters into the switch board, the bottom of the cabinet body 1 is provided with supporting leg 5, and supporting leg 5 can support higher height with the cabinet body 1, avoids the phenomenon of anti-tide of the below of the cabinet body 1 to appear, the shape of blast pipe 4 is the U type, the output direction of blast pipe 4 of U type is towards the bottom of the cabinet body 1, the output fixedly connected with filter screen 401 of blast pipe 4, towards the lower part of the cabinet body 1, can dry the moisture of cabinet body 1 bottom, keeps the drying of cabinet body 1 lower part, and filter screen 401 can avoid the insect to enter into the inside of the cabinet body 1.

The working principle of the utility model is as follows: when the fan 6 dispels the heat to the inside of switch board, outside air enters into the inside of the storehouse 2 that admits air from dust screen 3, then enter into the inside of switch board and follow blast pipe 4 and discharge, outside air is first through dust screen 3 to the dust of big granule when entering into the storehouse 2 that admits air, the last lime board 10 of having placed of bracket 9 can adsorb the moisture in the air, avoid moisture to enter into the switch board, then air and dust filter cotton contact filter again the dust, first cyclic annular cotton 7 and second cyclic annular cotton 8 can make the air current in the storehouse 2 become the S type and flow, can not hinder the air inlet of the storehouse 2 that admits air when increasing the filter effect, avoid the switch board to gather in the inside of switch board when dispelling the heat, blow to the lower part of the cabinet body 1 from blast pipe 4 exhaust hot air, can be in the lower part of the quick drying cabinet body 1 in the cloudy day, avoid cabinet body 1 bottom anti-tide, after long-time use, can dismantle 202 from rectangular frame 201 through dismantling fastening bolt 11, be convenient for dismantle first cyclic annular cotton 7 and second cyclic annular cotton 8 and change the rain 8.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and it is noted that there is virtually no limit to the specific structure which may be imposed by those skilled in the art without departing from the spirit of the utility model, and that modifications, adaptations, or variations of the foregoing features may be combined in a suitable manner; such modifications, variations and combinations, or applications of the concepts and aspects of the utility model in other applications without modification, are contemplated as falling within the scope of the utility model.

Claims

1. The utility model provides a switch board, includes cabinet body (1), its characterized in that: the top cover of the cabinet body (1) is provided with an air inlet bin (2), two side walls of the lower part of the cabinet body (1) are provided with exhaust pipes (4), a dust screen (3) is fixedly connected between the inner wall of the air inlet bin (2) and the outer wall of the cabinet body (1), the upper wall of the cabinet body (1) is fixedly connected with a fan (6) with a downward output end, and dust filter cotton is arranged in the air inlet bin (2).

2. A control cabinet according to claim 1, characterized in that: the dust filtering cotton comprises first annular cotton (7) and second annular cotton (8), the first annular cotton (7) is fixedly connected with the bottom wall of the sealing plate (202) and a gap is reserved between the top wall of the cabinet body (1), and the second annular cotton (8) is fixedly connected with the top wall of the cabinet body (1) and a gap is reserved between the sealing plate (202).

3. A control cabinet according to claim 2, characterized in that: the number of the first annular cotton (7) and the second annular cotton (8) is multiple, and the first annular cotton (7) and the second annular cotton (8) are staggered.

4. A control cabinet according to claim 2, characterized in that: the inner wall of the rectangular frame (201) is fixedly connected with a bracket (9), and Dan Huiban (10) is placed on the upper surface of the bracket (9).

5. A control cabinet according to claim 1, characterized in that: the bottom of the cabinet body (1) is provided with supporting legs (5).

6. A control cabinet according to claim 1, characterized in that: the shape of blast pipe (4) is the U type, the bottom of the blast pipe (4) output end direction orientation cabinet body (1) of U type, the output fixedly connected with filter screen (401) of blast pipe (4).