CN219554262U - A power distribution cabinet for heat dissipation - Google Patents

Abstract

The utility model discloses a power distribution cabinet convenient for heat dissipation, which comprises a cabinet body, dustproof components and cabinet doors, wherein air inlet grooves are symmetrically formed in the bottoms of the left side and the right side of the cabinet body, the dustproof components are arranged on the inner walls of the two sides of the cabinet body, each dustproof component comprises a fixed block and a first dustproof filter screen, the fixed blocks are fixedly connected to the inner side wall of the cabinet body and are symmetrically arranged in front of and behind the air inlet grooves, a heat dissipation fan is fixedly arranged between one sides of the two fixed blocks, which are far away from the air inlet grooves, through bolts, the top of the cabinet body is provided with an air outlet groove in a penetrating manner, a second dustproof filter screen is fixedly connected in the air outlet groove, and the front side of the cabinet body is hinged with the cabinet doors through hinges; the utility model has the beneficial effects that when the cooling fan is started to cool the equipment in the cabinet body, dust contained in the air is filtered by the first dustproof filter screen, so that the problem of pollution inside the cabinet body caused by more accumulated dust in the cabinet body in the cooling process is avoided.

Description

A power distribution cabinet for heat dissipation

technical field

The utility model relates to a power distribution cabinet, in particular to a power distribution cabinet which is convenient for dust prevention and heat dissipation.

Background technique

The power distribution cabinet is a complete set of switchgear and control equipment. It is a main power distribution device. It is mainly used for the control, observation, measurement and protection of the routes in the store and the main electrical equipment. The power distribution cabinet is often installed in the substation , Power distribution room, etc. Because the internal equipment of the power distribution cabinet needs to release heat during work, the temperature inside the power distribution cabinet will be too high. If the heat is not dissipated in time, the equipment will be easily burned.

For example, the patented heat dissipation power distribution cabinet with the publication number CN209402056U usually only has heat dissipation holes for the existing power distribution cabinets, so the heat dissipation efficiency is low, and the electronic components are prone to overheating when they work at high temperatures for a long time As for the problem of short-circuit burning, the following scheme is now proposed, which includes a heat dissipation cabinet body, a cavity is provided on the heat dissipation cabinet body, electronic components are arranged in the cavity, and moving rods are slidably connected to the inner walls of both sides of the cavity. , the sides of the two moving rods away from each other respectively penetrate through the inner walls on both sides of the cavity and extend to both sides of the cooling cabinet body. The utility model has a simple structure. When the heat dissipation cabinet body needs to be radiated, the drive motor and the heat dissipation fan are started at the same time, which can speed up the air circulation rate in the cavity, so that the temperature in the cavity can be quickly lowered, and the cooling rate is improved. It effectively prevents the electronic components from being burned due to short-circuit due to excessive temperature in the cavity.

The above scheme has the following problems during use:

(1) When the arc-shaped tooth plate on the driving motor meshes with the first rack, it will drive the first rack to move to one side, and when the arc-shaped tooth plate is separated from the first rack, the return spring will drive the first rack Move in the opposite direction to reset, but affected by the reset spring during the reset process, the first rack will not only move once, but will continuously drive the first rack to perform rapid reciprocating motion, which will easily cause heat dissipation after long-term use Damage to the fan.

(2) When used in rainy weather, the rainwater will fall obliquely on the ground due to the influence of strong wind outside, and then the obliquely dripping rainwater can easily enter the cavity through the second ventilation hole opened on the side wall of the cooling cabinet body. Resulting in damage to internal equipment.

(3) There is no dust-proof function during use, and more dust will accumulate in the heat dissipation cabinet body during the heat dissipation process, causing pollution inside the heat dissipation cabinet body.

Therefore, it is necessary to propose a power distribution cabinet that is convenient for heat dissipation to solve the above technical problems.

Utility model content

In order to solve the above problems, the utility model provides a power distribution cabinet that is convenient for heat dissipation, and the utility model is realized through the following technical solutions.

A power distribution cabinet that is convenient for heat dissipation, including a cabinet body, a dust-proof component and a cabinet door. The bottoms of the left and right sides of the cabinet body are symmetrically provided with air intake slots, and the dust-proof components are arranged on the inner walls of both sides of the cabinet body , the dust-proof assembly includes a fixed block and a first dust-proof filter, the fixed block is fixedly connected to the inner wall of the cabinet and is located symmetrically in front and rear of the air inlet slot, and the opposite sides of the fixed block are opened There is a placement slot, and the top of the placement slot runs through the top of the fixed block, the first dust-proof filter is slidably connected between the two placement slots, and the side of the two fixed blocks away from the air inlet slot is connected by bolts A cooling fan is fixedly installed, an air outlet slot is opened through the top of the cabinet body, and a second dust-proof filter is fixedly connected in the air outlet slot, and a rain cover is fixedly connected to the top of the cabinet body through a pole. The front side of the cabinet body is hinged with a cabinet door through a hinge.

Preferably, waterproof covers are fixedly connected to the left and right side walls of the cabinet at the positions of the air inlet slots, and the opening direction of the waterproof covers faces downward, and the top inside the waterproof cover is located above the air inlet slots.

Preferably, a spring is fixedly connected to the side of the placement groove away from the air inlet groove, and a plurality of springs are evenly arranged along the vertical direction, and a squeeze plate is fixedly connected to the free end of the spring, and the first The dust-proof filter screen abuts against the inner side wall of the cabinet body under the action of the spring.

Preferably, a connecting cloth is fixedly connected to the top of the first dustproof filter.

Preferably, a gasket is fixedly connected to the rear side wall of the cabinet door, and a handle is fixedly connected to the front side wall of the cabinet door.

Preferably, four sets of support legs are fixedly connected to the four corners of the bottom of the cabinet, and the bottom ends of each support leg are fixedly connected to a fixing plate, and a fixing hole is opened through the fixing plate.

The beneficial effects of the utility model are:

(1) This power distribution cabinet is convenient for heat dissipation. When in use, start the cooling fan to rotate. The cooling fan absorbs the air outside the cabinet through the air inlet slot and forms a flowing wind. The air circulation in the cabinet is convenient for cooling the heat generated when the equipment is working. When the cooling fan is working, the dust contained in the air will be filtered by the first dust-proof filter, thus avoiding the heat dissipation process. More dust will accumulate, causing the problem of internal pollution of the cabinet.

(2) This power distribution cabinet is convenient for heat dissipation. When in use, the cooling fan is fixed on the fixed block by bolts, which can prevent the continuous shaking of the cooling fan, thereby avoiding the problem of damage to the cooling fan. Replace damaged cooling fans.

(3) In this power distribution cabinet that is convenient for heat dissipation, the first dust-proof filter is plugged into the placement slots set in the two fixed blocks and the connecting cloth is set on the top of the first dust-proof filter. The first dust-proof filter is taken out and cleaned to avoid the problem of poor heat dissipation caused by the dust accumulated on the first dust-proof filter. It fits tightly on the inner wall of the cabinet body, and strengthens the filtering effect of the first dust-proof filter on the air.

(4) The power distribution cabinet that is easy to dissipate heat, through the waterproof cover provided on the outside of the air inlet slot, it is convenient to avoid the rainwater affected by the external strong wind from entering the inside of the cabinet through the air inlet slot, thereby causing damage to the internal equipment.

(5) The power distribution cabinet that is convenient for heat dissipation can strengthen the sealing effect between the cabinet door and the cabinet body through the gasket provided on the cabinet door, so as to prevent rainwater from entering the cabinet from between the cabinet door and the cabinet body and causing internal equipment damage. Corruption problem.

(6) The power distribution cabinet that is easy to dissipate heat can strengthen the installation stability of the cabinet through the fixing plate set at the bottom of the supporting legs and the fixing holes opened on the fixing plate.

Description of drawings

In order to illustrate the technical solution of the utility model more clearly, the accompanying drawings that need to be used in the description of specific embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some embodiments of the utility model. For those skilled in the art, other drawings can also be obtained based on these drawings without creative effort.

Fig. 1: is the structural schematic diagram of prior art;

Fig. 2: the structural schematic diagram of the whole described in the utility model;

Fig. 3: the front sectional view of the utility model;

Figure 4: The upper side sectional view of the utility model;

Fig. 5: the structural representation of the cabinet door described in the utility model;

Fig. 6: A partial enlarged view of A in Fig. 3 described in the present utility model.

The reference signs are as follows:

1. Cabinet body; 11. Air inlet slot; 12. Air outlet slot; 13. Second dust-proof filter; 14. Strut; 15. Rain cover; 16. Waterproof cover; 17. Support legs; 18. Fixed Plate; 19, fixing hole;

2. Dust-proof component; 21. Fixed block; 22. First dust-proof filter; 23. Placement slot; 24. Cooling fan; 25. Spring; 26. Extrusion plate; 27. Connecting cloth;

3. Cabinet door; 31. Hinge; 32. Gasket; 33. Handle.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model.

As shown in Figure 2-6, the utility model provides following embodiment:

Example

A power distribution cabinet for heat dissipation, comprising a cabinet body 1, a dust-proof component 2 and a cabinet door 3, the bottoms of the left and right sides of the cabinet body 1 are symmetrically provided with air intake slots 11, and the dust-proof components 2 are arranged on both sides of the cabinet body 1 On the side inner wall, the dust-proof assembly 2 includes a fixed block 21 and a first dust-proof filter screen 22. The fixed block 21 is fixedly connected on the inner side wall of the cabinet body 1 and is positioned symmetrically before and after the air inlet groove 11. The opposite sides of the fixed block 21 One side is provided with a placement slot 23, and the top of the placement slot 23 runs through the top of the fixing block 21, the first dust filter 22 is slidably connected between the two placement slots 23, and the two fixing blocks 21 are far away from the air inlet slot 11 A heat dissipation fan 24 is installed between one side of the cabinet body 1 through bolts, an air outlet slot 12 is opened through the top of the cabinet body 1, and a second dust-proof filter screen 13 is fixedly connected in the air outlet slot 12, and the top of the cabinet body 1 passes through The pole 14 is fixedly connected with a rain cover 15, and the front side of the cabinet body 1 is hinged with a cabinet door 3 through a hinge 31. The top of the cabinet body 1 is conveniently covered by the set rain cover 15, preventing rainwater from entering the inside of the cabinet body 1 from the air outlet slot 12, and preventing dust by the second dustproof filter screen 13 arranged in the air outlet slot 12. Enter the cabinet body 1 from the air outlet slot 12.

Further, a waterproof cover 16 is fixedly connected to the left and right side walls of the cabinet 1 at the position of the air inlet groove 11, and the opening direction of the waterproof cover 16 is downward, and the top of the waterproof cover 16 is located above the air inlet groove 11. The waterproof cover 16 provided on the outside of the air inlet slot 11 facilitates the prevention of rainwater affected by external strong winds from entering the interior of the cabinet body 1 through the air inlet slot 11, thereby causing damage to internal equipment.

Further, a gasket 32 is fixedly connected to the rear side wall of the cabinet door 3 , and a handle 33 is fixedly connected to the front side wall of the cabinet door 3 . The sealing gasket 32 provided on the cabinet door 3 facilitates the strengthening of the sealing effect between the cabinet door 3 and the cabinet body 1, avoiding the problem of rainwater entering the cabinet body 1 from between the cabinet door 3 and the cabinet body 1 and causing damage to internal equipment .

The concrete implementation manner of this embodiment is:

When in use, start the cooling fan 24 to rotate, and the cooling fan 24 sucks the air outside the cabinet body 1 through the air inlet slot 11 and forms a flowing wind that enters the cabinet body 1 and then discharges from the air outlet slot 12, thereby driving the air in the cabinet body 1. The air circulation is convenient to dissipate the heat generated during the operation of the equipment. At the same time, the cooling fan 24 is fixed on the fixed block 21 by bolts, which can prevent the cooling fan 24 from continuously shaking, thereby avoiding the problem of damage to the cooling fan 24. At the same time, it is also convenient to replace the damaged cooling fan 24. When the cooling fan 24 is working, the dust contained in the air will be filtered by the first dust-proof filter 22 provided, thereby avoiding the cabinet during the cooling process. 1 will accumulate a lot of dust, causing the problem of internal pollution of the cabinet body 1; through the waterproof cover 16 provided outside the air inlet slot 11, it is convenient to prevent the rainwater affected by the external wind from entering the cabinet body 1 through the air inlet slot 11 The interior of the device will cause damage to the internal equipment, and the use effect will be better.

Example

The difference from Embodiment 1 is that it also includes the following content:

A spring 25 is fixedly connected to the side away from the air inlet groove 11 on the placing groove 23, and a plurality of springs 25 are evenly arranged along the vertical direction. Under the action of the spring 25, it abuts against the inner side wall of the cabinet body 1 .

Further, a connecting cloth 27 is fixedly connected to the top of the first dustproof filter screen 22 .

In this example:

By inserting the first dust-proof filter screen 22 in the placement groove 23 provided in the two fixed blocks 21 and the connecting cloth 27 provided on the top of the first dust-proof filter screen 22, it is convenient to install the first dust-proof filter screen 22 Take out and clean up to avoid the problem of poor heat dissipation caused by the dust accumulated on the first dustproof filter screen 22. At the same time, through the spring 25 and the extrusion plate 26 arranged in the placement groove 23, it is convenient to remove the first dustproof filter screen. 22 is closely attached to the inner side wall of the cabinet body 1 to strengthen the filtering effect of the first dustproof filter screen 22 on the air.

Example

The difference from Embodiment 1 is that it also includes the following content:

The four corners of the bottom of the cabinet body 1 are fixedly connected with four sets of support legs 17, and the bottom ends of each support leg 17 are fixedly connected with a fixing plate 18, and the fixing plate 18 is provided with a fixing hole 19.

In this example:

The installation stability of the cabinet body 1 is facilitated by the fixing plate 18 provided at the bottom of the supporting leg 17 and the fixing hole 19 provided on the fixing plate 18 .

The preferred embodiments of the present invention disclosed above are only used to help explain the present invention. The preferred embodiments do not exhaust all details nor limit the invention to specific implementations. Obviously, many modifications and variations can be made based on the contents of this specification. This specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the utility model, so that those skilled in the art can well understand and utilize the utility model. The invention is to be limited only by the claims and their full scope and equivalents.

Claims (6)

1. Switch board convenient to heat dissipation, its characterized in that: including cabinet body (1), dustproof subassembly (2) and cabinet door (3), air inlet groove (11) have been seted up to the left and right sides bottom symmetry of cabinet body (1), dustproof subassembly (2) set up on the both sides inner wall of cabinet body (1), dustproof subassembly (2) include fixed block (21) and first dustproof filter screen (22), fixed block (21) fixed connection is on the inside wall of cabinet body (1) and lie in the front and back symmetry setting of air inlet groove (11), standing groove (23) have all been seted up to the opposite one side of fixed block (21), and the top of standing groove (23) runs through the top of fixed block (21), first dustproof filter screen (22) sliding connection is between two standing grooves (23), two through bolt fixed mounting between one side that air inlet groove (11) were kept away from to fixed block (21), air outlet groove (12) have been seted up in the top of cabinet body (1), and air outlet groove (12) fixedly connected with second dustproof filter screen (13), the top of cabinet body (1) is through hinge (31) have the front and back of hinge (15) of hinge (31).

2. The power distribution cabinet convenient for heat dissipation according to claim 1, wherein: the waterproof cabinet is characterized in that waterproof covers (16) are fixedly connected to the left and right side walls of the cabinet body (1) and located at the positions of the air inlet grooves (11), the opening direction of each waterproof cover (16) is downward, and the top in each waterproof cover (16) is located above the air inlet grooves (11).

3. The power distribution cabinet convenient for heat dissipation according to claim 1, wherein: one side fixedly connected with spring (25) of keeping away from air inlet groove (11) on standing groove (23), spring (25) evenly are provided with a plurality ofly along vertical direction, the free end fixedly connected with stripper plate (26) of spring (25), first dustproof filter screen (22) and the inside wall butt of cabinet body (1) under the effect of spring (25).

4. A power distribution cabinet for facilitating heat dissipation according to claim 3, further comprising: the top of the first dustproof filter screen (22) is fixedly connected with a connecting cloth (27).

5. The power distribution cabinet convenient for heat dissipation according to claim 1, wherein: the sealing gasket (32) is fixedly connected to the rear side wall of the cabinet door (3), and the handle (33) is fixedly connected to the front side wall of the cabinet door (3).

6. The power distribution cabinet convenient for heat dissipation according to claim 1, wherein: four groups of supporting legs (17) are fixedly connected to four corners of the bottom of the cabinet body (1), fixing plates (18) are fixedly connected to the bottom ends of the supporting legs (17), and fixing holes (19) are formed in the fixing plates (18) in a penetrating mode.