CN219458467U - Power distribution cabinet body structure with good ventilation performance - Google Patents

Abstract

The utility model relates to a power distribution cabinet body structure with good ventilation performance, which comprises a cabinet body, wherein two air inlet channels are symmetrically arranged at the bottom of the cabinet body and are communicated through an air channel, a wind dispersing plate is fixedly connected to the upper part of the air channel on the inner wall of the cabinet body, two third wind openings and two second wind openings are symmetrically arranged in the wind dispersing plate, the two second wind openings are positioned between the two third wind openings, a first wind opening is arranged in the wind dispersing plate and between the two second wind openings, an upper cover is fixedly connected to the top of the cabinet body, and the wind dispersing channel is arranged in the upper cover. The power distribution cabinet has the beneficial effects that air enters through the air inlet duct, the air is discharged through the air outlet duct, so that a good flow channel can be formed inside the cabinet body, good ventilation is realized, and meanwhile, the ventilation dead angle in the cabinet body can be avoided by adopting an air flow mode of air inlet at the bottom and air exhaust at the top of the cabinet body, so that the ventilation performance of the power distribution cabinet body is better.

Description

Power distribution cabinet body structure with good ventilation performance

Technical Field

The utility model relates to the technical field of power distribution cabinet structures, in particular to a power distribution cabinet structure with good ventilation performance.

Background

The power distribution cabinet is used as a motor control center and is commonly used in occasions with scattered loads and fewer loops, and the inside of the power distribution cabinet comprises a wiring terminal, protection equipment, various knife switches, metering equipment, measuring equipment and the like, and is mainly used for conveniently configuring power classification, quickly finding out a fault part so as to remove the fault part in time and arrange line maintenance in a slicing way, so that large-area power failure can not be caused. Because the operation of the electric power device inside the power distribution cabinet can generate high temperature, insulation aging of an electric appliance coil and a lead wire in the power distribution cabinet is extremely easy to cause breakdown and burnout, and the problem that the stability and the accuracy of the cabinet body are affected due to the fact that the contact resistance of an electric appliance contact is increased due to the fact that the temperature is too high is very important for the power distribution cabinet body to have good ventilation and heat dissipation.

In order to enable the power distribution cabinet body to have a good ventilation effect, the existing power distribution cabinet is generally provided with a shutter in a punching mode on the side wall of the power distribution cabinet, then a cover is added, a filter screen is added on the shutter, the power distribution cabinet is only partially cooled by the mode, the cooling effect is poor, the air flow in the lower portion of the shutter is poor, ventilation dead angles can possibly exist, waste heat cannot be dissipated, and normal operation of the power distribution cabinet can still be influenced due to overhigh temperature.

Disclosure of Invention

In view of the foregoing problems in the prior art, a main object of the present utility model is to provide a power distribution cabinet structure with good ventilation performance.

The technical scheme of the utility model is as follows: the utility model provides a switch board body structure that ventilation performance is good, includes the cabinet body, two air inlet channels have been seted up to the bottom symmetry of the cabinet body, two the air inlet channels communicate with each other through the air channel, the upper portion fixedly connected with air diffuser that ware and lie in the air channel on the inner wall of the cabinet body, two third wind gap and two second wind gaps have been seted up to the inside symmetry of air diffuser, two the second wind gap is located between two third wind gaps, the inside of air diffuser just is located between two second wind gaps and has seted up first wind gap, the top fixedly connected with upper cover of the cabinet body, the air diffuser has been seted up to the inside of upper cover.

As a preferred implementation mode, the outside of the cabinet body and one side that is located two air inlet channels are through connecting piece fixedly connected with second screen panel, two the internally mounted of second screen panel has first dustproof cotton.

As a preferred implementation mode, the first screen panel of just being located the one side in scattered wind channel around the upper cover is through connecting piece fixedly connected with, four the inside of first screen panel is all installed the second and is prevented dust cotton.

As a preferred embodiment, both of the third tuyeres are smaller than the second tuyeres, and both of the second tuyeres are smaller than the first tuyeres.

As a preferred embodiment, the connecting element is a fastening bolt.

As a preferred embodiment, the front surface of the cabinet body is rotatably connected with a cabinet door.

Compared with the prior art, the utility model has the advantages and positive effects that:

the air enters the air channel through the air inlet channel, the air in the air channel flows upwards to the inner part of the upper cover through the first air opening, the second air opening and the third air opening, the air is discharged by the air outlet channel, so that a good flow channel can be formed in the cabinet body, good ventilation is realized through air circulation, and heat in the cabinet body can be pushed to be discharged through the air outlet channel while the air flows upwards, so that ventilation and heat dissipation of the cabinet body are facilitated;

the radiating air duct is arranged at the top of the cabinet body, when no air flows in the cabinet body, the heat in the cabinet body rises to finish radiating operation through the radiating air duct, the practicability is high, and meanwhile, the ventilation dead angle in the cabinet body can be avoided by adopting an air flow mode of air inlet at the bottom of the cabinet body and air exhaust at the top, so that the ventilation performance of the power distribution cabinet body is better;

the first dustproof cotton and the second dustproof cotton can effectively prevent dust from entering during ventilation, and good dustproof effect is achieved during good ventilation.

Drawings

FIG. 1 is a perspective view of the present utility model;

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

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

FIG. 4 is an enlarged view of the utility model at B in FIG. 2;

FIG. 5 is a schematic view showing the structure of the air diffuser, the first air port, the second air port and the third air port according to the present utility model.

Legend description: 1. a cabinet body; 2. an upper cover; 3. an air inlet duct; 4. an air duct; 5. a wind dispersing plate; 6. a first tuyere; 7. a second tuyere; 8. a third tuyere; 9. a wind dispersing duct; 10. a first mesh enclosure; 11. a cabinet door; 12. a second mesh enclosure; 13. a first dust-proof cotton; 14. and second dustproof cotton.

Description of the embodiments

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model.

The utility model will be further described with reference to the drawings and the specific embodiments

Examples

As shown in fig. 1 to 5, the present utility model provides a technical solution: the novel air conditioner comprises a cabinet body 1, wherein two air inlet channels 3 are symmetrically formed in the bottom of the cabinet body 1, the two air inlet channels 3 are communicated through an air channel 4, an air dispersing plate 5 is fixedly connected to the inner wall of the cabinet body 1 and located above the air channel 4, two third air inlets 8 and two second air inlets 7 are symmetrically formed in the air dispersing plate 5, the two second air inlets 7 are located between the two third air inlets 8, a first air inlet 6 is formed in the air dispersing plate 5 and located between the two second air inlets 7, an upper cover 2 is fixedly connected to the top of the cabinet body 1, and an air dispersing channel 9 is formed in the upper cover 2; the outer side of the cabinet body 1 and one side of the two air inlet channels 3 are fixedly connected with a second net cover 12 through a connecting piece, and first dustproof cotton 13 is arranged in the two second net covers 12; the first net cover 10 is fixedly connected to the periphery of the upper cover 2 and located on one side of the air dispersing channel 9 through a connecting piece, and second dustproof cotton 14 is installed inside the four first net covers 10.

In this embodiment, the inside of air that flows gets into air flue 4 through air inlet duct 3, the inside air of air flue 4 flows to the inside of cabinet body 1 through first wind gap 6, second wind gap 7 and third wind gap 8 upwards, the inside of air continuous flow upper cover 2, it can form good flow path in cabinet body 1 inside to dispel the air through air-out duct 9, thereby the circulation of air can realize good ventilation effect, the inside heat of promotion cabinet body 1 that the air can be better when upwards flowing is dispelled the heat through air-out duct 9, do benefit to ventilation and heat dissipation, simultaneously can effectively prevent the entering of dust through first dustproof cotton 13 and second dustproof cotton 14, realized dustproof when well ventilation duct 9 sets up at cabinet body 1 top, when cabinet body 1 inside does not have the air flow, the inside heat of cabinet body 1 rises and can also accomplish the heat dissipation operation through air-out duct 9, the practicality is strong, simultaneously through adopting cabinet body 1 bottom air inlet, the air flow mode of top exhaust, can avoid the inside dead angle that appears of cabinet body 1, make the ventilation performance of this power distribution cabinet body better.

Examples

As shown in fig. 1 to 5, both the third tuyeres 8 are smaller than the second tuyeres 7, and both the second tuyeres 7 are smaller than the first tuyeres 6; the connecting piece is a fastening bolt; the front of the cabinet body 1 is rotatably connected with a cabinet door 11.

In the embodiment, the third air opening 8 is smaller than the second air opening 7, so that air in the air duct 4 can flow to the second air opening 7, and the air in the air duct 4 can flow to the first air opening 6 through the second air opening 7 smaller than the first air opening 6, so that the uniformity of air flow is ensured; the first screen cover 10 and the second screen cover 12 are mounted by using the fastening bolts, so that the first dustproof cotton 13 and the second dustproof cotton 14 are convenient to mount and dismount, and the dismantlement is convenient to clean and replace; the cabinet body 1 can be better sealed through the cabinet door 11, and dust is prevented from entering.

Working principle:

as shown in fig. 1 to 5, the air flowing enters the inside of the ventilation channel 4 through the air inlet channel 3, the air in the ventilation channel 4 flows upwards to the inside of the cabinet body 1 through the first air inlet 6, the second air inlet 7 and the third air inlet 8, the air continuously flows to the inside of the upper cover 2, the air can form a good flow channel in the cabinet body 1 through the air outlet channel 9, good ventilation effect can be achieved through the air circulation, the heat in the cabinet body 1 can be better pushed to be discharged through the air outlet channel 9 while the air flows upwards, ventilation and heat dissipation are facilitated, meanwhile, the entry of dust can be effectively prevented through the first dustproof cotton 13 and the second dustproof cotton 14, dust prevention is achieved while good ventilation is achieved, and the air outlet channel 9 is arranged at the top of the cabinet body 1.

Finally, it should be noted that: the embodiments described above are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (6)

1. The utility model provides a switch board body structure that ventilation performance is good, includes the cabinet body (1), its characterized in that: two air inlet channels (3) have been seted up to the bottom symmetry of the cabinet body (1), two air inlet channels (3) communicate with each other through air duct (4), the top fixedly connected with air diffuser (5) of ware and being located air duct (4) on the inner wall of the cabinet body (1), two third wind gap (8) and two second wind gap (7) have been seted up to the inside symmetry of air diffuser (5), two second wind gap (7) are located between two third wind gap (8), first wind gap (6) have been seted up in the inside of air diffuser (5) and between two second wind gap (7), top fixedly connected with upper cover (2) of the cabinet body (1), air diffuser (9) have been seted up to the inside of upper cover (2).

2. The good ventilation power distribution cabinet structure of claim 1, wherein: the cabinet is characterized in that a second net cover (12) is fixedly connected to the outer side of the cabinet body (1) and located on one side of the two air inlet channels (3) through a connecting piece, and first dustproof cotton (13) is installed inside the two second net covers (12).

3. The good ventilation power distribution cabinet structure of claim 2, wherein: the novel dustproof cover is characterized in that a first net cover (10) is fixedly connected to one side, located on the air dispersing channel (9), of the periphery of the upper cover (2) through connecting pieces, and second dustproof cotton (14) is arranged in the four first net covers (10).

4. A good ventilation power distribution cabinet structure according to claim 3, characterized in that: the two third air openings (8) are smaller than the second air openings (7), and the two second air openings (7) are smaller than the first air opening (6).

5. The good ventilation power distribution cabinet structure of claim 4, wherein: the connecting piece is a fastening bolt.

6. The good ventilation power distribution cabinet structure of claim 5, wherein: the front of the cabinet body (1) is rotatably connected with a cabinet door (11).