CN213403960U

CN213403960U - Heat dissipation electric cabinet

Info

Publication number: CN213403960U
Application number: CN202022539604.7U
Authority: CN
Inventors: 李亮
Original assignee: Wuxi Bofan Machinery Technology Co ltd
Current assignee: Wuxi Bofan Machinery Technology Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-06-08
Anticipated expiration: 2030-11-06

Abstract

The utility model discloses a heat dissipation electric cabinet, the power distribution box comprises a box body, it is connected with the guard gate to rotate on the box, be provided with the installation cavity on the box, the utility model discloses simple structure, it is convenient to implement, when the inside temperature of box is normal, square board is located the centre of each louvre, isolated outside moisture gets into the inside to the box, when the inside high temperature of box, under the effect of the inside gas pressure of box, promote the sliding plate and carry out the upward movement, through thrust unit, slide square board to the position of keeping away from each louvre, each louvre communicates with each other with the inside installation cavity of box this moment, can dispel the heat, make the electric cabinet can dispel the heat when the high temperature promptly, also can protect the box inside when inside temperature is normal, improved the life of the inside electrical control equipment of heat dissipation electric cabinet.

Description

Heat dissipation electric cabinet

Technical Field

The utility model relates to an electric cabinet technical field specifically is a heat dissipation electric cabinet.

Background

The electric cabinet contains one or more low-voltage switchgear devices and the control, measurement, signalling, protection, regulation, etc. devices associated with them and is responsible for being assembled together completely with the structural components by the manufacturer.

The electric cabinet is at the in-process that uses, need be at the more electrical control equipment of the internally mounted of electric cabinet, each electrical control equipment can produce a large amount of heats at the in-process of work, for avoiding the inside high temperature of electric cabinet to cause electrical control equipment's damage, need set up a plurality of louvres on the electric cabinet, but each louvre on the electric cabinet of current lacks automatic plugging device, each louvre is long-time normally open the heat dissipation, the outside moisture of electric cabinet easily gets into to the inside of electric cabinet, cause the inside electrical control equipment of electric cabinet to damage. Therefore, a heat dissipation electric cabinet is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat dissipation electric cabinet to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a heat dissipation electric cabinet, includes the box, it is connected with the guard gate to rotate on the box, be provided with the installation cavity on the box, run through on the lateral wall of box and arrange to the inside of installation cavity and seted up a plurality of louvres, square groove and sliding tray have been seted up to the inside of installation cavity one side, and square groove and sliding tray communicate with each other and set up, sliding connection has square board on the sliding tray, each the louvre is located the inside of sliding tray, be fixed with L type pipe on the installation cavity, the one end setting of L type pipe is at square inslot, the other end setting of L type pipe is in the installation cavity, be provided with the thrust unit who is used for promoting the motion of square board on the L type pipe.

Preferably, the pushing device comprises a sliding plate, a pushing rod, a U-shaped plate, a U-shaped groove, two inclined surfaces, a fixed plate, a first spring, a round hole, an extrusion rod and a second spring, the sliding plate is slidably connected to the inner wall of the L-shaped pipe, the pushing rod is fixed to the side wall of the top of the sliding plate, the other end of the pushing rod is fixed to the side wall of the square plate, the U-shaped plate is slidably connected to the side wall of the pushing rod through the sliding device, the U-shaped groove penetrates through the U-shaped plate, the two inclined surfaces are symmetrically arranged on the U-shaped plate, the fixed plate is fixed to the side wall of the pushing rod in the U-shaped groove, the first spring is sleeved on the side wall of the pushing rod in the U-shaped groove, one end of the first spring is fixed to the inner wall of the U-shaped groove, and the other end of the first, the round hole is opened on the lateral wall of square groove, the second spring is fixed on the inner wall of round hole, the extrusion stem sliding connection is on the round hole, and the one end of extrusion stem is fixed mutually with the second spring, the other end of extrusion stem offsets with the inclined plane at U template top and sets up.

Preferably, the sliding device comprises two sliding rods and two sliding grooves, the two sliding rods are symmetrically fixed on the side wall of the pushing rod, the sliding grooves penetrate through the U-shaped plate, and the sliding rods and the sliding grooves are matched with each other.

Preferably, a third spring is fixed on the inner wall of the L-shaped pipe, and the other end of the third spring is fixed with the side wall of the sliding plate.

Preferably, a sealing rubber strip is fixedly embedded in the side wall of the protective door, which is abutted against the box body.

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

the utility model has the advantages of simple structure, it is convenient to implement, when the inside temperature of box is normal, square board is located the centre of each louvre, isolated outside moisture gets into the inside to the box, when the inside high temperature of box, under the effect of the inside gas pressure of box, promote the sliding plate and carry out the upward movement, through thrust unit, slide square board to the position of keeping away from each louvre, each louvre communicates with each other with the inside installation cavity of box this moment, can dispel the heat, make the electric cabinet can dispel the heat when the high temperature, also can protect the box inside when the inside temperature is normal, the life of the inside electrical control equipment of heat dissipation electric cabinet has been improved.

Drawings

FIG. 1 is a schematic view of the overall appearance structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the installation cavity of the present invention;

FIG. 3 is a schematic view of the internal structure of the pushing device of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 3.

In the figure: 1. a box body; 2. a protective door; 3. heat dissipation holes; 4. a mounting cavity; 5. an L-shaped pipe; 6. a square groove; 7. a sliding groove; 8. a square plate; 9. a sliding plate; 10. a push rod; 11. a U-shaped plate; 12. a U-shaped groove; 13. an inclined surface; 14. a fixing plate; 15. a first spring; 16. a circular hole; 17. an extrusion stem; 18. a second spring; 19. a third spring; 20. a slide bar.

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, a heat dissipation electric cabinet shown in the figure comprises a cabinet 1, a protective door 2 is rotatably connected to the cabinet 1, a mounting cavity 4 is arranged on the cabinet 1, a plurality of heat dissipation holes 3 are arranged on the side wall of the cabinet 1 and penetrate through the mounting cavity 4, a square groove 6 and a sliding groove 7 are arranged inside one side of the mounting cavity 4, the square groove 6 is communicated with the sliding groove 7, a square plate 8 is slidably connected to the sliding groove 7, each heat dissipation hole 3 is located inside the sliding groove 7, an L-shaped pipe 5 is fixed on the mounting cavity 4, one end of the L-shaped pipe 5 is arranged in the square groove 6, the other end of the L-shaped pipe 5 is arranged in the mounting cavity 4, a pushing device for pushing the square plate 8 to move is arranged on the L-shaped pipe 5, when the temperature inside the cabinet 1 is normal, the square plate 8 blocks each heat dissipation hole 3, when the temperature inside the cabinet 1 is too high, through thrust unit, slide square board 8 to the position of keeping away from each louvre 3, each louvre 3 communicates with each other with the inside installation cavity 4 of box 1 and can dispel the heat this moment, makes the electric cabinet can dispel the heat when the high temperature, also can protect inside when inside temperature is normal, has improved the life of the inside electrical control unit of heat dissipation electric cabinet.

The pushing device comprises a sliding plate 9, a pushing rod 10, a U-shaped plate 11, a U-shaped groove 12, two inclined planes 13, a fixed plate 14, a first spring 15, a round hole 16, an extrusion rod 17 and a second spring 18, wherein the sliding plate 9 is connected on the inner wall of the L-shaped pipe 5 in a sliding manner, the pushing rod 10 is fixed on the side wall of the top of the sliding plate 9, the other end of the pushing rod 10 is fixed with the side wall of the square plate 8, the U-shaped plate 11 is connected on the side wall of the pushing rod 10 in a sliding manner through a sliding device, the U-shaped groove 12 penetrates through the U-shaped plate 11, the two inclined planes 13 are arranged, the two inclined planes 13 are symmetrically arranged on the U-shaped plate 11, the fixed plate 14 is fixed on the side wall of the pushing rod 10 in the U-shaped groove 12, the first spring 15 is sleeved on the side wall of the pushing rod 10 in the U-shaped groove 12, one end of the first, round hole 16 is seted up on the lateral wall of square groove 6, second spring 18 is fixed on the inner wall of round hole 16, extrusion stem 17 sliding connection is on round hole 16, and extrusion stem 17's one end is fixed mutually with second spring 18, extrusion stem 17's the other end offsets with the inclined plane 13 at U template 11 top and sets up, mainly in order when inside high temperature, under the effect of gas pressure, make the elasticity of first spring 15 be greater than the elasticity of second spring 18, catch bar 10 promotes square board 8 and shifts up, make each louvre 3 communicate with each other with the installation cavity 4 of box 1 inside, can dispel the heat.

The sliding device is composed of two sliding rods 20 and two sliding grooves, the two sliding rods 20 are symmetrically fixed on the side wall of the pushing rod 10, the sliding grooves are arranged on the U-shaped plate 11 in a penetrating mode, the sliding rods 20 are matched with the sliding grooves, and the sliding device is mainly used for achieving limiting effect and enabling the U-shaped plate 11 to slide more stably.

The inner wall of the L-shaped pipe 5 is fixed with a third spring 19, the other end of the third spring 19 is fixed with the side wall of the sliding plate 9, and the square plate 8 is reset under the action of the third spring 19 mainly when the air pressure inside the box body 1 is normal, so that the moisture outside the box body is conveniently separated.

The side wall that guard gate 2 and box 1 offseted is fixed to be inlayed and is equipped with joint strip, mainly in order to improve the leakproofness, makes thrust unit more sensitive.

The specific implementation mode is as follows: in the normal use process of the heat dissipation electric cabinet, the square plate 8 on the sliding groove 7 is positioned in the middle of each heat dissipation hole 3 to block each heat dissipation hole 3, so as to prevent external moisture from entering the interior of the cabinet body 1 to cause damage to internal electric control equipment, when the temperature in the cabinet body 1 rises along with the use of each electric control equipment, the sliding plate 9 on the L-shaped pipe 5 is pushed to move upwards under the action of gas pressure to drive the fixing plate 14 to extrude the first spring 15, in the continuous extrusion process, when the elasticity of the first spring 15 is greater than that of the second spring 18, the inclined surface 13 on the U-shaped plate 11 extrudes the extrusion rod 17 into the circular hole 16, the pushing rod 10 pushes the square plate 8 to move upwards to enable each heat dissipation hole 3 to be communicated with the installation cavity 4 in the cabinet body 1, so as to dissipate heat, in-process that moves up at catch bar 10, the earlier shrink that slides of extrusion stem 17 is on round hole 16, then offset and make U template 11 fix with inclined plane 13 of U template 11 bottom under the spring action of second spring 18, along with the inside steam of box 1 dispels, the inside atmospheric pressure of box 1 reduces, sliding plate 9 resets downwards under the effect of third spring 19, make square board 8 slide to the centre of each louvre 3 once more, the electric cabinet can dispel the heat when the high temperature, also can protect inside electrical control equipment when internal temperature is normal, the life of the inside electrical control equipment of electric cabinet has been improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.

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

Claims

1. The utility model provides a heat dissipation electric cabinet, includes box (1), its characterized in that: the box body (1) is rotatably connected with a protective door (2), the box body (1) is provided with an installation cavity (4), a plurality of heat dissipation holes (3) are arranged on the side wall of the box body (1) and penetrate through the mounting cavity (4), a square groove (6) and a sliding groove (7) are arranged inside one side of the mounting cavity (4), the square groove (6) is communicated with the sliding groove (7), the sliding groove (7) is connected with a square plate (8) in a sliding way, each heat dissipation hole (3) is positioned inside the sliding groove (7), an L-shaped pipe (5) is fixed on the mounting cavity (4), one end of the L-shaped pipe (5) is arranged in the square groove (6), the other end of the L-shaped pipe (5) is arranged in the mounting cavity (4), and a pushing device used for pushing the square plate (8) to move is arranged on the L-shaped pipe (5).

2. The heat dissipation electric cabinet of claim 1, characterized in that: the pushing device comprises a sliding plate (9), a pushing rod (10), a U-shaped plate (11), a U-shaped groove (12), an inclined plane (13), a fixed plate (14), a first spring (15), a round hole (16), an extrusion rod (17) and a second spring (18), wherein the sliding plate (9) is connected to the inner wall of the L-shaped pipe (5) in a sliding mode, the pushing rod (10) is fixed to the side wall of the top of the sliding plate (9), the other end of the pushing rod (10) is fixed to the side wall of the square plate (8), the U-shaped plate (11) is connected to the side wall of the pushing rod (10) in a sliding mode through a sliding device, the U-shaped groove (12) penetrates through the U-shaped plate (11), the two inclined planes (13) are symmetrically arranged on the U-shaped plate (11), the fixed plate (14) is fixed to the side wall of the pushing rod (10) located in the U-shaped groove (12), first spring (15) cover is established on catch bar (10) is located the lateral wall in U type groove (12), the one end of first spring (15) is fixed mutually with the inner wall in U type groove (12), the other end of first spring (15) is fixed mutually with the inner wall in U type groove (12), round hole (16) are seted up on the lateral wall in square groove (6), second spring (18) are fixed on the inner wall of round hole (16), extrusion stem (17) sliding connection is on round hole (16), and the one end of extrusion stem (17) is fixed mutually with second spring (18), the other end of extrusion stem (17) offsets with inclined plane (13) at U template (11) top and sets up.

3. The heat dissipation electric cabinet of claim 2, characterized in that: the sliding device is composed of two sliding rods (20) and two sliding grooves, the two sliding rods (20) are symmetrically fixed on the side wall of the pushing rod (10), the sliding grooves penetrate through the U-shaped plate (11), and the sliding rods (20) and the sliding grooves are matched with each other.

4. The heat dissipation electric cabinet of claim 2, characterized in that: and a third spring (19) is fixed on the inner wall of the L-shaped pipe (5), and the other end of the third spring (19) is fixed with the side wall of the sliding plate (9).

5. The heat dissipation electric cabinet of claim 1, characterized in that: and a sealing rubber strip is fixedly embedded on the side wall of the protective door (2) abutting against the box body (1).