CN219041112U

CN219041112U - Dustproof low-voltage switch cabinet

Info

Publication number: CN219041112U
Application number: CN202223296263.0U
Authority: CN
Inventors: 陈海明; 陈晓光; 薛文锋
Original assignee: CHANGJIANG ELECTRIC EQUIPMENT
Current assignee: CHANGJIANG ELECTRIC EQUIPMENT
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-16
Anticipated expiration: 2032-12-08

Abstract

The utility model relates to a dust protected low-voltage switch cabinet relates to the technical field of switch cabinets, and comprises a cabinet body and a cabinet door, a plurality of heat dissipation holes are formed in the side face of the cabinet body, a handle and a door lock are arranged on the outer side of the cabinet door, a protection component is arranged in the cabinet body, the protection component comprises a protection cover which is positioned in the cabinet body and used for protecting the heat dissipation holes, the upper side of the protection cover is hinged with the inner wall of the cabinet body, and a filter plate used for filtering impurities or dust is arranged on the lower side of the protection cover; according to the waterproof switch cabinet, through the arrangement of the protective component, outside air firstly enters the protective cover through the radiating holes, and moisture possibly carried by the air is absorbed through the absorbent cotton through the arrangement of the absorbent cotton, so that the waterproof performance of the switch cabinet is enhanced; and the filter plate arranged at the lower side of the protective cover filters and blocks dust or impurities possibly carried by outside air, so that the dustproof performance of the switch cabinet is enhanced.

Description

Dustproof low-voltage switch cabinet

Technical Field

The application relates to the technical field of switch cabinets, in particular to a dustproof low-voltage switch cabinet.

Background

The low-voltage switch cabinet is suitable for industries such as power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and the like, and is used for power transmission, power distribution and electric energy conversion.

In the related art, a low-voltage switch cabinet comprises a cabinet body and a cabinet door, wherein related electrical equipment and a support frame for mounting the electrical equipment are arranged in the cabinet body, and a plurality of wire inlet holes for cable connection and a plurality of heat dissipation holes for dissipating heat are formed in the side face of the cabinet body.

In the related art, when the electrical equipment is operated, considerable attractive force is inevitably generated to dust, and the environment where the switch cabinet is located is generally kept clean, but dust still enters the interior of the switch cabinet through the heat dissipation holes, and if the dust is excessively accumulated in the interior of the switch cabinet, the heat dissipation performance and even the working performance of the electrical equipment may be poor.

Disclosure of Invention

The purpose of this application is to provide a dust protected low tension switchgear, solves the relatively poor problem of dustproof performance of switch cabinet among the above-mentioned correlation technique.

The application provides a dustproof low-voltage switchgear adopts following technical scheme:

the utility model provides a dust protected low-voltage switch cabinet, includes the cabinet body and cabinet door, the side of the cabinet body is equipped with a plurality of louvres, the outside of cabinet door is equipped with handle and lock, the inside of the cabinet body is equipped with the protection component, the protection component is including being located the cabinet body inside and carrying out the protection casing that protects to the louvre, the upside and the cabinet body inner wall of protection casing are articulated, the downside of protection casing is equipped with the filter that is used for filtering impurity or dust.

Through adopting above-mentioned technical scheme, when external air carries out inside and outside gas exchange through the louvre, the inside steam of cabinet body is got rid of from the louvre, the external air also enters into the inside of cabinet body through the louvre simultaneously, through the setting of protection component, external air enters into the protection casing inside earlier through the louvre, then filter with the separation of filter, filter the separation with the dust or the impurity that external air gets into probably carrying, reduce the possibility that the dust gets into the internal portion of cabinet through the louvre, strengthen the dustproof performance of cubical switchboard.

Optionally, the downside of protection casing is equipped with the stopper, the spacing groove that supplies the filter to insert and gliding is seted up to the side of stopper.

Through adopting above-mentioned technical scheme, when the filter equipment, insert the corresponding spacing inslot with the filter and remove to corresponding position to this equipment stability of assurance filter and protection casing.

Optionally, the side of protection casing is equipped with the joint spare, the joint spare includes spring and lug, the standing groove that supplies spring and lug to put into is seted up to the bottom side of spacing groove, the side of filter is equipped with the slot that supplies the lug male.

Through adopting above-mentioned technical scheme, after the filter inserts corresponding spacing groove, compression state's spring extrusion lug to with the lug extrusion to the slot inside that corresponds, with this installation stability of further reinforcing filter and protective cover.

Optionally, a pull ring is arranged on the side surface of the filter plate.

Through adopting above-mentioned technical scheme, reduce the time that removes the filter from the spacing inslot required, through the setting of pull ring, convenient to use person takes out the filter from the spacing inslot through the pull ring, improves the dismouting efficiency of filter.

Optionally, the side of protection casing is equipped with the cardboard, offer the draw-in groove that supplies the cardboard to imbed on the inner wall of the cabinet body.

Through adopting above-mentioned technical scheme, because the protection casing is articulated with the lateral wall of the cabinet body, through cardboard and the setting that corresponds the draw-in groove, the cardboard with protection casing side is embedded into the draw-in groove that corresponds inside to this is fixed the lateral wall of protection casing and the cabinet body, avoids appearing not hard up in switch cabinet transportation or use, reinforcing protective cover's installation stability.

Optionally, the joint spare still includes pressure spring and arc arch, the side of cardboard is equipped with the mounting groove that supplies pressure spring and arc arch to put into, be equipped with the recess that supplies the embedding of arc arch on the inner wall of draw-in groove.

Through adopting above-mentioned technical scheme, after the cardboard at protection casing side inserts corresponding draw-in groove, through pressure spring and the bellied cooperation setting of arc, the pressure spring of mounting groove inside receives the compression, and the back extrusion arc is protruding, extrudees the arc protruding and makes it insert the recess inside corresponding, further strengthens the installation stability of protection casing and cabinet body.

Optionally, the inner wall side surface of the protective cover, which is close to the heat dissipation hole, is provided with absorbent cotton.

Through adopting above-mentioned technical scheme, be fixed with the cotton that absorbs water through glue on the inner wall on protection casing inclined plane, when external air from the louvre when entering, through the setting of cotton that absorbs water, the moisture that probably carries the air is absorbed through the cotton that absorbs water, reinforcing switch cabinet's waterproof performance.

Optionally, a plurality of exhaust ports and exhaust fans arranged at the edges of the exhaust ports are arranged at the upper part of the outer side of the cabinet body.

Through adopting above-mentioned technical scheme, through the setting of air exhauster for the circulation of the internal outer gas of cabinet, start the air exhauster, make the internal portion of cabinet because the heat that electrical equipment work produced pass through the gas vent and discharge, external air enters into the internal portion of cabinet through the louvre simultaneously to this constitutes the internal outer gaseous circulation of cabinet, further strengthens the heat dispersion of cubical switchboard.

Optionally, a filter screen is arranged on the lateral surface of the exhaust fan.

Through adopting above-mentioned technical scheme, when the air exhauster stop work to the setting of filter screen avoids dust or impurity to enter into the inside of the cabinet body through the gas vent, further strengthens the dustproof performance of cubical switchboard.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the protective component, outside air firstly enters the protective cover through the radiating holes, and through the arrangement of the absorbent cotton, moisture possibly carried by the air is absorbed through the absorbent cotton, so that the waterproof performance of the switch cabinet is enhanced; and the filter plate arranged at the lower side of the protective cover filters and blocks dust or impurities possibly carried by outside air, so that the dustproof performance of the switch cabinet is enhanced.

2. Through the setting of air exhauster for the circulation of the internal outer gas of cabinet, start the air exhauster, make the internal portion of cabinet because the heat that electrical equipment work produced pass through the gas vent discharge, external air enters into the internal portion of cabinet through the louvre simultaneously to this constitutes the internal outer gaseous circulation of cabinet, further strengthens the heat dispersion of cubical switchboard. When the air exhauster stops working, the dust or impurities are prevented from entering the cabinet body through the air exhaust port by the aid of the filter screen, and the dustproof performance of the switch cabinet is further enhanced.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present application;

FIG. 2 is a schematic diagram showing the cooperation of a protection component and a cabinet body according to an embodiment of the present application;

FIG. 3 is a schematic view of a protective cover assembled with an inner wall of a cabinet according to an embodiment of the present disclosure;

FIG. 4 is a schematic diagram of an exploded structure embodying a protective assembly according to an embodiment of the present application;

FIG. 5 is a schematic view of a partial cross-sectional structure of a card engaging a card slot according to an embodiment of the present application;

FIG. 6 is a schematic view of a partial cross-sectional structure embodying the assembly of a shield with a filter plate in accordance with an embodiment of the present application;

fig. 7 is a schematic diagram of a cross-sectional structure of a stopper and a filter plate according to an embodiment of the present application.

In the figure, 1, a cabinet body; 11. a mounting frame; 12. a heat radiation hole; 13. a rain cover; 14. a clamping groove; 141. a groove; 15. an exhaust port; 2. a cabinet door; 21. a handle; 22. a door lock; 3. a protective assembly; 31. a protective cover; 311. a clamping plate; 312. a mounting groove; 32. a filter plate; 321. a pull ring; 322. a slot; 33. a limiting block; 331. a limit groove; 332. a placement groove; 34. a water-absorbing cotton; 4. a clamping piece; 41. a pressure spring; 42. arc-shaped bulges; 43. a spring; 44. a bump; 5. an exhaust fan; 51. and (3) a filter screen.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

Examples:

referring to fig. 1 and 2, a dust protected low voltage switchgear, including cabinet body 1 and a plurality of cabinet door 2, the inside of cabinet body 1 is equipped with the mounting bracket 11 that is used for settling electrical equipment, and cabinet door 2 is articulated with the side edge of cabinet body 1, and the lateral surface of cabinet door 2 is provided with handle 21 and lock 22 that corresponds.

Referring to fig. 1 and 2, a plurality of heat dissipation holes 12 are provided at the lower part of the outer side of the cabinet body 1, and a rain cover 13 with a downward opening is provided at the outer side of each heat dissipation hole 12, so that rainwater is prevented from entering the cabinet body 1 from the air inlet in rainy days.

Referring to fig. 2 and 3, the inside of the cabinet 1 is provided with a protective assembly 3, wherein the protective assembly 3 includes a shield 31 opened downward and protecting the heat dissipation holes 12, and an upper side edge of the shield 31 is hinged with an inner wall of the cabinet 1.

Referring to fig. 4 and 5, a clamping plate 311 is arranged on the side surface of the protective cover 31, which is close to the inner wall of the cabinet body 1, and a clamping groove 14 for embedding a clamp is arranged on the inner wall of the cabinet body 1, so that the protective cover 31 is embedded into the inner wall of the cabinet body 1, and the assembly between the protective cover 31 and the cabinet body 1 is prevented from loosening; the side surface of the clamping plate 311 is provided with a clamping piece 4, the clamping piece 4 comprises a plurality of pressure springs 41 and arc-shaped bulges 42, the side surface of the clamping plate 311 is provided with a mounting groove 312 for the arc-shaped bulges 42 and the pressure springs 41 to be placed in, and the inner wall of the clamping groove 14 is provided with a groove 141 for the arc-shaped bulges 42 to be embedded in; after the clamping plates 311 are embedded into the corresponding clamping grooves 14, the compressed pressure springs 41 squeeze the arc-shaped protrusions 42 and insert the arc-shaped protrusions into the corresponding grooves 141, so that the assembly stability of the protective cover 31 and the cabinet 1 is further enhanced.

Referring to fig. 4 and 6, a filter plate 32 is disposed at the lower side of the protection cover 31 to block dust or impurities possibly entering from the heat dissipation holes 12, two limiting blocks 33 are welded and fixed at the lower edge of the protection cover 31, and a limiting groove 331 for inserting and sliding the filter plate 32 is formed on the limiting block 33, so that the filter plate 32 is assembled at the lower side of the protection cover 31; meanwhile, the outer side face of the filter plate 32 is provided with a pull ring 321, so that a worker can conveniently withdraw the filter plate 32 from the limiting groove 331 through the pull ring 321.

Referring to fig. 6 and 7, the clamping member 4 further includes a spring 43 and a bump 44, a placement groove 332 into which the spring 43 and the bump 44 are placed is provided on an inner wall of the limit groove 331, and a slot 322 into which the bump 44 is inserted is provided on a side surface of the filter plate 32; after the filter plate 32 is inserted into the limiting groove 331, the spring 43 in a compressed state presses the protrusion 44 into the corresponding slot 322, thereby further enhancing the assembling stability of the filter plate 32 and the protective cover 31.

Referring to fig. 6, the inner wall of the inclined surface of the filter plate 32 is fixed with water absorbing cotton 34 by glue, and when water vapor in the air enters the cabinet body 1 through the heat dissipation holes 12, the water is absorbed by the water absorbing cotton 34, so that the waterproof performance of the switch cabinet is improved.

Referring to fig. 3, the upper side of the cabinet 1 is provided with an exhaust port 15, and at the same time, an exhaust fan 5 is mounted at the inner edge of the exhaust port 15, and a filter screen 51 is mounted at the outer side of the exhaust fan 5, so as to prevent dust or small insects from entering the interior of the cabinet 1 through the exhaust port 15, and further improve the protection performance of the cabinet 1.

The implementation principle of the embodiment of the application is as follows:

starting the exhaust fan 5, the air outside the cabinet body 1 enters the cabinet body 1 through the heat dissipation holes 12, the outside air firstly absorbs the contained moisture through the absorbent cotton 34, then the filter plate 32 is used for blocking dust or impurities possibly carried outside, then the exhaust fan 5 is used for exhausting the hot air inside the cabinet body 1 from the exhaust port 15, meanwhile, the filter screen 51 is arranged outside the exhaust fan 5, and the dust is prevented from entering the cabinet body 1 through the exhaust port 15, so that the circulation of the air inside and outside the cabinet body 1 is realized. Through the arrangement of the protection component 3, the outside air firstly enters the inside of the protection cover 31 through the heat dissipation holes 12, and through the arrangement of the absorbent cotton 34, the moisture possibly carried by the air is absorbed through the absorbent cotton 34, so that the waterproof performance of the switch cabinet is enhanced; the filter 32 that rethread protection casing 31 downside sets up, filters the separation with dust or impurity that the external air is got into probably carrying, reinforcing cubical switchboard's dustproof performance.

The embodiments of this embodiment are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, in which like parts are denoted by like reference numerals. Therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The dustproof low-voltage switch cabinet comprises a cabinet body (1) and a cabinet door (2), wherein a plurality of radiating holes (12) are formed in the side face of the cabinet body (1), and a handle (21) and a door lock (22) are arranged on the outer side of the cabinet door (2);

the novel heat radiation cabinet is characterized in that a protection component (3) is arranged in the cabinet body (1), the protection component (3) comprises a protection cover (31) which is positioned in the cabinet body (1) and used for protecting the heat radiation holes (12), the upper side of the protection cover (31) is hinged to the inner wall of the cabinet body (1), and a filter plate (32) used for filtering impurities or dust is arranged on the lower side of the protection cover (31).

2. The dustproof low-voltage switch cabinet according to claim 1, wherein a limiting block (33) is arranged on the lower side of the protective cover (31), and a limiting groove (331) for inserting and sliding the filter plate (32) is formed in the side face of the limiting block (33).

3. The dustproof low-voltage switch cabinet according to claim 2, wherein the side surface of the protective cover (31) is provided with a clamping piece (4), the clamping piece (4) comprises a spring (43) and a lug (44), the bottom side of the limiting groove (331) is provided with a placing groove (332) for placing the spring (43) and the lug (44), and the side surface of the filter plate (32) is provided with a slot (322) for inserting the lug (44).

4. A dust protected low voltage switchgear according to claim 3, characterized in that the sides of the filter plates (32) are provided with pull rings (321).

5. The dustproof low-voltage switch cabinet according to claim 4, wherein the side edge of the protective cover (31) is provided with a clamping plate (311), and the inner wall of the cabinet body (1) is provided with a clamping groove (14) for embedding the clamping plate (311).

6. The dustproof low-voltage switch cabinet according to claim 5, wherein the clamping piece (4) further comprises a pressure spring (41) and an arc-shaped protrusion (42), a mounting groove (312) for placing the pressure spring (41) and the arc-shaped protrusion (42) is formed in the side face of the clamping plate (311), and a groove (141) for embedding the arc-shaped protrusion (42) is formed in the inner wall of the clamping groove (14).

7. A dust protected low voltage switchgear according to claim 1, characterized in that the inner wall side of the protective cover (31) close to the heat dissipation holes (12) is provided with water absorbing cotton (34).

8. A dust protected low voltage switchgear according to claim 1, characterized in that the upper part of the outside of the cabinet body (1) is provided with an exhaust port (15) and an exhaust fan (5) mounted at the edge of the exhaust port (15).

9. A dust protected low voltage switchgear according to claim 8, characterized in that the outer side of the suction fan (5) is provided with a filter screen (51).