CN219247220U

CN219247220U - Power distribution cabinet

Info

Publication number: CN219247220U
Application number: CN202320762113.XU
Authority: CN
Inventors: 曾犁
Original assignee: Hangzhou Xishi Technology Co ltd
Current assignee: Hangzhou Xishi Technology Co ltd
Priority date: 2023-04-03
Filing date: 2023-04-03
Publication date: 2023-06-23
Anticipated expiration: 2033-04-03

Abstract

The utility model discloses a power distribution cabinet which comprises a power distribution cabinet body, a top plate and a cabinet door, wherein a plurality of radiating holes are formed in a pair of side walls of the power distribution cabinet body, matched radiating anti-mosquito components are connected to end faces of the radiating holes of the power distribution cabinet body, each radiating anti-mosquito component comprises a first fixed frame and a second fixed frame, a plurality of anti-mosquito filter screens are connected into the second fixed frame, a plurality of filter holes with sequentially reduced pore diameters are formed in the anti-mosquito filter screens, anti-mosquito bags are stored among the anti-mosquito filter screens, a first radiating fin group is fixedly connected between the radiating holes of the power distribution cabinet body, and a first sliding groove which is matched with the anti-mosquito filter screens is formed in the second fixed frame. When the power distribution cabinet is used in an environment with more outdoor mosquitoes, the outdoor mosquitoes are not easy to enter the power distribution cabinet, normal operation of electric power components in the power distribution cabinet is affected, and safety is high.

Description

Power distribution cabinet

Technical Field

The utility model belongs to the technical field of power distribution cabinets, and particularly relates to a power distribution cabinet.

Background

Power supply is the basis for the normal operation of the data center. The data center cannot be used without electricity, and the distribution equipment of the data center mainly has the functions of on-off, control and protection of electric energy. The most important power distribution equipment is a power distribution cabinet.

In the prior art, the outdoor mosquito-repellent incense box is also provided with a power distribution cabinet for outdoor use, when the outdoor mosquito-repellent incense box is used for power supply in a place with more mosquitoes, a plurality of power control components are arranged in the power distribution cabinet, high heat can be generated during power-on operation, through radiating holes are formed in the power distribution cabinet generally, but the radiating holes provide a radiating function, meanwhile, some mosquitoes can easily enter the power distribution cabinet, normal work of the power components in the power distribution cabinet is influenced, short circuits are even caused when the mosquito-repellent incense box is severe, a certain adverse effect is brought in the use process, and the safety is low.

Therefore, in view of the above technical problems, it is necessary to provide a power distribution cabinet.

Disclosure of Invention

The utility model aims to provide a power distribution cabinet so as to solve the problems.

In order to achieve the above objective, an embodiment of the present utility model provides a power distribution cabinet, including a power distribution cabinet, a top plate and a cabinet door, wherein a pair of side walls of the power distribution cabinet are provided with a plurality of heat dissipation holes, end surfaces of the power distribution cabinet, which are located at the plurality of heat dissipation holes, are all connected with matched heat dissipation anti-mosquito components, the heat dissipation anti-mosquito components comprise a first fixing frame and a second fixing frame, a plurality of anti-mosquito filter screens are connected in the second fixing frame, a plurality of filter holes with sequentially reduced apertures are provided on the plurality of anti-mosquito filter screens, anti-mosquito bags are stored among the plurality of anti-mosquito filter screens, and the power distribution cabinet is located among the plurality of heat dissipation holes and is fixedly connected with a first heat dissipation fin group;

the first sliding grooves matched with the anti-mosquito filter screens are formed in the second fixing frame, the anti-mosquito filter screens are fixedly connected with pulling plates, the second sliding grooves matched with the anti-mosquito filter screens are formed in one side end face of the second fixing frame, and the pulling plates protrude out of the outer side end faces of the second sliding grooves.

As a further improvement of the utility model, a pair of opposite end surfaces of the first fixing frame are respectively provided with a fourth screw hole, the second fixing frame is provided with a third screw hole matched with the fourth screw holes, and the fourth screw holes and the third screw holes are respectively connected with a first bolt in a threaded manner.

As a further improvement of the utility model, a plurality of the pulling plates are fixedly connected with sealing strips, and the sealing strips are matched with the second sliding grooves on the anti-mosquito filter screen.

As a further improvement of the utility model, the end face of the second fixing frame, which is contacted with the sealing strip, is connected with a heat dissipation fixing plate, a plurality of second screw holes are formed in the heat dissipation fixing plate, fifth screw holes matched with the second screw holes are formed in the second fixing frame, and the fifth screw holes and the second screw holes are connected with second bolts in a threaded manner.

As a further improvement of the utility model, the second radiating fin group is fixedly connected to the radiating fixing plate, and the radiating fixing plate is provided with first sliding grooves matched with the plurality of pulling plates.

As a further improvement of the utility model, a second containing cavity is formed on the end surface of one side of the top plate, which is close to the cabinet door, a protection plate is connected in a sliding manner in the second containing cavity, and a plurality of second diffusion holes are formed on the end surface of the bottom of the protection plate.

As a further improvement of the utility model, a first containing cavity is formed on one side end surface of the protection plate, and a sealing plate matched with the first containing cavity is clamped in the first containing cavity by the top plate.

As a further improvement of the utility model, a pair of opposite end surfaces of the top plate, which are positioned on the second containing cavity, are fixedly connected with first lower buckles, and a first upper buckle matched with the pair of first lower buckles is fixedly connected on the protection plate and is clamped with the first lower buckles.

As a further improvement of the utility model, a plurality of side wall end surfaces of the top plate are respectively provided with a third containing cavity, the third containing cavities are respectively connected with an anti-mosquito drawer in a sliding manner, the bottom end surface of the anti-mosquito drawer is provided with a plurality of first diffusion holes, the bottom end surface of the anti-mosquito drawer positioned on the protection plate is provided with a first screw hole, and the first screw hole is in threaded connection with a third bolt.

As a further improvement of the mosquito-proof drawer, a pair of opposite end surfaces of the top plate, which are positioned in the plurality of third containing cavities, are fixedly connected with second lower buckles, a pair of second upper buckles matched with the second lower buckles are fixedly connected to the mosquito-proof drawer, and the second upper buckles are clamped with the second lower buckles.

Compared with the prior art, the utility model has the following advantages: when the power distribution cabinet is used in an environment with more outdoor mosquitoes, the outdoor mosquitoes are not easy to enter the power distribution cabinet, normal operation of electric power components in the power distribution cabinet is affected, and safety is high.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.

Fig. 1 is a schematic structural diagram of a power distribution cabinet according to an embodiment of the present utility model;

fig. 2 is a schematic view illustrating a first use state of a power distribution cabinet according to an embodiment of the utility model;

fig. 3 is a schematic view illustrating a second use state of a power distribution cabinet according to an embodiment of the utility model;

FIG. 4 is a schematic diagram illustrating the structure A of FIG. 3 according to an embodiment of the present utility model;

fig. 5 is a schematic view illustrating a third use state of a power distribution cabinet according to an embodiment of the utility model;

fig. 6 is a schematic diagram illustrating a fourth use state of a power distribution cabinet according to an embodiment of the utility model;

fig. 7 is a schematic view illustrating a fifth use state of a power distribution cabinet according to an embodiment of the utility model;

fig. 8 is a schematic diagram illustrating a sixth use state of a power distribution cabinet according to an embodiment of the utility model.

In the figure: 1. the mosquito-proof cabinet comprises a power distribution cabinet body, 101, a heat dissipation hole, 2, a top plate, 201, a protection plate, 202, a mosquito-proof drawer, 203, a first pull ring, 204, a first diffusion hole, 205, a second pull ring, 206, a first cavity, 207, a first lower buckle, 208, a second lower buckle, 209, a first screw hole, 210, a second cavity, 211, a third cavity, 212, a second diffusion hole, 3, a heat dissipation mosquito-proof assembly, 301, a mosquito-proof filter screen, 302, a heat dissipation fixing plate, 303, a first fixing frame, 304, a first heat dissipation fin group, 305, a second fixing frame, 306, a pull plate, 307, a sealing strip, 308, a second screw hole, 309, a first sliding groove, 310, a mosquito-proof bag, 311, a second heat dissipation fin group, 312, a third screw hole, 313, a fourth screw hole, 314, a fifth screw hole, 315, a second sliding groove, 4, a first bolt, 5, a second bolt, 6, a sealing plate, 7, a third bolt and 8.

Detailed Description

The present utility model will be described in detail below with reference to the embodiments shown in the drawings. The embodiments are not intended to limit the utility model, but structural, methodological, or functional modifications of the utility model from those skilled in the art are included within the scope of the utility model.

The power distribution cabinet disclosed by the embodiment of the utility model, referring to fig. 1-2, comprises a power distribution cabinet 1, a top plate 2 and a cabinet door 8, wherein a plurality of heat dissipation holes 101 are formed in a pair of side walls of the power distribution cabinet 1, and the power distribution cabinet 1 dissipates heat inside the power distribution cabinet 1 through the plurality of heat dissipation holes 101.

Referring to fig. 1, the end faces of the power distribution cabinet 1 located at the plurality of heat dissipation holes 101 are all connected with the matched heat dissipation anti-mosquito components 3, the heat dissipation anti-mosquito components 3 are located at a pair of side wall end faces of the power distribution cabinet 1, the heat dissipation anti-mosquito components 3 comprise a first fixing frame 303 and a second fixing frame 305, and the purpose that mosquitoes are not easy to enter the power distribution cabinet 1 from the heat dissipation holes 101 through the second fixing frame 305 is achieved. The normal use of the power distribution cabinet 1 is affected, and the safety is high.

Referring to fig. 1 to 2, a plurality of anti-mosquito filter screens 301 are connected to the second fixing frame 305, a plurality of filter holes with sequentially reduced apertures are formed in the plurality of anti-mosquito filter screens 301, and an anti-mosquito bag 310 is stored between the plurality of anti-mosquito filter screens 301. An anti-mosquito bag 310 is stored between the pair of anti-mosquito filter screens 301. When the mosquitoes enter the second fixing frame 305, the mosquito is prevented from entering the second fixing frame 305 by the plurality of filtering holes on the plurality of mosquito-proof filter screens 301 in the second fixing frame 305, and the mosquitoes are not easy to enter the second fixing frame 305 under the action of the mosquito-proof bags 310 stored between the mosquito-proof filter screens 301.

Wherein a plurality of anti-mosquito filter screen 301 have the effect of preventing the mosquito multilayer, realize that even the anti-mosquito filter screen 301 of first layer has the mosquito to get into, the mosquito also is difficult for escaping the barrier of second floor, has the efficiency of strengthening anti-mosquito. Specifically, the anti-mosquito bag 310 is made of materials for dispelling mosquitoes, such as camphor, peppermint or materials with strong mosquito-dispelling effect, including mosquito-repellent amine, mugwort leaf, eugenol and the like. Preferably, the anti-mosquito bag 310 may be provided with hooks, and may be directly hung on the anti-mosquito filter 301, or may be directly placed on the anti-mosquito filter 301, and fastened and fixed by a pair of anti-mosquito filters 301.

Further, the materials stored in the anti-mosquito bag 310 between the anti-mosquito filter screens 301 can be sequentially reinforced according to the anti-mosquito strength, and the anti-mosquito material effect stored in the anti-mosquito bag 310 is stronger when the anti-mosquito bag is closer to the end face of the protection plate 201, so that the anti-mosquito effect is reinforced.

Referring to fig. 1-2, the power distribution cabinet 1 is located between the plurality of heat dissipation holes 101 and is fixedly connected with the first heat dissipation fin group 304, so that the heat dissipation effect on the power distribution cabinet 1 is enhanced, the heat generated by the power distribution cabinet 1 is timely dissipated, and the safety of the power distribution cabinet 1 during operation is improved.

Referring to fig. 1 to 4, a first sliding groove 309 that is matched with the plurality of anti-mosquito filter screens 301 is formed in the second fixing frame 305, so that the plurality of anti-mosquito filter screens 301 slide in the second fixing frame 305 through the first sliding groove 309.

A second sliding groove 315 matched with the anti-mosquito filter screen 301 is formed in one side end face of the second fixing frame 305, and a plurality of anti-mosquito filter screens 301 slide out of the second fixing frame 305 through the second sliding groove 315. Realize when the more mosquito of adhesion need wash on the anti-mosquito filter screen 301, can wash anti-mosquito filter screen 301 roll-off, have simultaneously through the effect that slip anti-mosquito filter screen 301 has the be convenient for store anti-mosquito package 310 between a plurality of anti-mosquito filter screens 301.

Preferably, a pair of opposite end surfaces of the anti-mosquito filter 301 are fixedly connected with sliding plates, and the first sliding grooves 309 are matched with the sliding plates on the anti-mosquito filter 301, so that the anti-mosquito filter 301 slides in the first sliding grooves 309 through the sliding plates.

Referring to fig. 1 to fig. 4, the plurality of anti-mosquito filter screens 301 are fixedly connected with a drawing plate 306, and the plurality of drawing plates 306 protrude out of the outer end surface of the second sliding groove 315, so that the anti-mosquito filter screens 301 can slide on the first sliding groove 309 by taking the drawing plate 306.

Referring to fig. 3, when more mosquitoes remain on the anti-mosquito filter 301 for cleaning, the plurality of anti-mosquito filter 301 is controlled to slide out on the first sliding groove 309 by moving the pulling plate 306. After the anti-mosquito filter screen 301 is cleaned, the anti-mosquito filter screen 301 is pushed into the first sliding groove 309 through the pulling plate 306, so that the anti-mosquito filter screen 301 and the second fixing frame 305 are tightly attached without gaps, the second fixing frame 305 is closed, and mosquitoes are protected.

Referring to fig. 1 to 4, the plurality of drawing plates 306 are fixedly connected with sealing strips 307, the plurality of sealing strips 307 are matched with the second sliding grooves 315 on the anti-mosquito filter screen 301, the second sliding grooves 315 are sealed, and mosquitoes are not easy to enter the power distribution cabinet 1 through the second sliding grooves 315. The sealing strip 307 may be made of waterproof materials such as rubber and silica gel, so as to seal the second sliding groove 315, and when the pulling plate 306 is moved, the sealing strip 307 will move along with the sliding groove.

Referring to fig. 1 to 4, the end surface of the second fixing frame 305 contacting the sealing strip 307 is connected with a heat dissipation fixing plate 302, the heat dissipation fixing plate 302 is matched with the end surface of the second fixing frame 305 contacting the second sliding groove 315, and the heat dissipation fixing plate 302 and the second fixing frame 305 are tightly attached without gaps, so as to achieve the enhanced sealing of the second sliding groove 315.

Referring to fig. 1 to 4, a plurality of second screw holes 308 are formed in the heat dissipation fixing plate 302, and a fifth screw hole 314 matching with the plurality of second screw holes 308 is formed in the second fixing frame 305. The fifth screw hole 314 and the second screw hole 308 are both in threaded connection with the second bolt 5. The second bolts 5 penetrate through the fifth screw holes 314 and the second screw holes 308 to fix the heat dissipation fixing plate 302 to the second fixing frame 305.

Referring to fig. 1 to 4, a second heat dissipation fin group 311 is fixedly connected to the heat dissipation fixing plate 302, so that the heat dissipation function of the power distribution cabinet 1 is enhanced, and the normal use of the second bolts 5 is not affected by the second heat dissipation fin group 311. The heat dissipation fixing plate 302 is provided with a first sliding groove 309 matched with the plurality of pulling plates 306, so that the pulling plates 306 are stored, and when the heat dissipation fixing plate 302 is closely attached to the second fixing frame 305, the pulling plates 306 are stored in the first sliding groove 309.

Referring to fig. 1 to 4, a pair of opposite end surfaces of the first fixing frame 303 are provided with fourth screw holes 313, the second fixing frame 305 is provided with third screw holes 312 matched with the fourth screw holes 313, and the fourth screw holes 313 and the third screw holes 312 are connected with the first bolts 4 in a threaded manner, so that the second fixing frame 305 is detached and fixed.

Referring to fig. 6 to 8, a second accommodating cavity 210 is formed in the end surface of one side of the top plate 2, which is close to the cabinet door 8, a protection plate 201 is slidably connected in the second accommodating cavity 210, and the protection plate 201 slides on the second accommodating cavity 210, so that when the weather of rain and snow is met, the protection of operators is achieved, and the operators can operate the power distribution cabinet 1 continuously. A plurality of second diffusion holes 212 have been seted up to guard plate 201 bottom terminal surface, and first screw hole 209 has been seted up to the bottom terminal surface that anti-mosquito drawer 202 is located guard plate 201, and first screw hole 209 threaded connection has third bolt 7, and first screw hole 209 and second diffusion hole 212 phase-match reach the fixed to guard plate 201.

Referring to fig. 6 to 8, a first containing cavity 206 is formed on an end surface of one side of the protection plate 201, and a mosquito-proof material bag can be stored in the first containing cavity 206, so that mosquito protection on the periphery of the top plate 2 is realized, mosquitoes are not easy to contact the periphery of the top plate 2 and the power distribution cabinet 1, and the protection on the periphery of the power distribution cabinet 1 is enhanced.

Referring to fig. 6 to 8, the top plate 2 is located in the first cavity 206 and is clamped with a sealing plate 6 matched with the first cavity 206, so as to seal the first cavity 206.

Referring to fig. 6 to 8, a pair of opposite end surfaces of the top plate 2 located on the second accommodating cavity 210 are fixedly connected with first lower buckles 207, a first upper buckle matched with the pair of first lower buckles 207 is fixedly connected with the protection plate 201, and the first upper buckle is clamped with the first lower buckle 207 so as to fix the protection plate 201 on the top plate 2 and prevent the protection plate from moving easily.

Referring to fig. 6 to 8, a second pulling ring 205 is fixedly connected to one side end surface of the protection plate 201, so that the protection plate 201 can be conveniently moved by the second pulling ring 205.

Referring to fig. 6 to 8, the end faces of the side walls of the top plate 2 are provided with third accommodating cavities 211, the third accommodating cavities 211 are slidably connected with mosquito-proof drawers 202, the mosquito-proof drawers 202 are similar to those in the prior art, mosquito-proof material bags can be stored in the mosquito-proof drawers 202, mosquito protection on the periphery of the top plate 2 is achieved, mosquitoes are not easy to contact with the periphery of the top plate 2 and the power distribution cabinet 1, and the reinforced protection on the mosquitoes on the periphery of the power distribution cabinet 1 is achieved.

Referring to fig. 6 to 8, a plurality of first diffusion holes 204 are formed in the bottom end surface of the anti-mosquito drawer 202, so that the anti-mosquito material bag stored in the anti-mosquito drawer 202 can be conveniently dispersed, and the anti-mosquito effect can be achieved, wherein the second diffusion holes 212 and the first diffusion holes 204 have the same effect. The first pull ring 203 is fixedly connected to one side end face of each of the plurality of mosquito-proof worm drawers 202, so that the mosquito-proof worm drawers 202 can be conveniently moved through the first pull ring 203.

Referring to fig. 6 to 8, a pair of opposite end surfaces of the top plate 2 located in the third accommodating cavities 211 are fixedly connected with second lower buckles 208, second upper buckles matched with the pair of second lower buckles 208 are fixedly connected to the anti-mosquito drawers 202, and the second lower buckles 208 are clamped with the second upper buckles, so that the plurality of anti-mosquito drawers 202 are fixed on the top plate 2.

When in use, as shown in fig. 3, the heat dissipation and mosquito prevention component 3 is used for realizing the protection of the heat dissipation holes 101 on the power distribution cabinet 1, under the protection of the multi-layer mosquito prevention filter screen 301 and the plurality of mosquito prevention bags 310, mosquitoes are not easy to enter the power distribution cabinet 1 through the heat dissipation holes 101,

referring to fig. 2, when the second fixing frame 305 is damaged and needs to be replaced, the second fixing frame 305 is removed and replaced with a new second fixing frame 305 by turning the first bolt 4 by means of a tool until the first bolt 4 is taken out from the third screw hole 312 and the fourth screw hole 313. The first bolt 4 is turned by means of a tool until the first bolt 4 penetrates through the third screw hole 312 and the fourth screw hole 313, and the second fixing frame 305 is tightly attached to the first fixing frame 303 without gaps, so that the second fixing frame 305 is fixed on the power distribution cabinet 1, and the power distribution cabinet is in the first use state.

Referring to fig. 3, when the anti-mosquito filter 301 needs to be moved or the anti-mosquito filter 301 needs to be cleaned, the second bolt 5 is rotated by means of the tool to take out the second bolt 5, the heat dissipation fixing plate 302 is taken down, the anti-mosquito filter 301 is controlled to slide out on the first sliding groove 309 by the moving pulling plate 306, and after the cleaning of the anti-mosquito filter 301 is completed, the anti-mosquito filter 301 is controlled to reset by the moving pulling plate 306 to protect mosquitoes, which is in the second use state.

Referring to fig. 5, when the anti-mosquito bag 310 on the anti-mosquito filter 301 needs to be replaced or stored, the pulling plate 306 is moved gradually and sequentially to control the anti-mosquito filter 301 to slide out on the first sliding groove 309, and the anti-mosquito bag 310 is placed between the pair of anti-mosquito filters 301 to be fixed.

When the anti-mosquito bag 310 is placed, the anti-mosquito filter 301 can be gradually and sequentially moved from the nearest anti-mosquito filter 301 contacting the end face of the power distribution cabinet 1 to slide out of the second fixing frame 305. After the anti-mosquito bag 310 is placed on the anti-mosquito filter screen 301 at the bottom layer, the anti-mosquito filter screen 301 at the upper layer is pushed into the second fixing frame 305, and the like, so as to fix the anti-mosquito bag 310, which is in the third use state.

Referring to fig. 6, when encountering rain and snow, an operator takes down the third bolt 7 by rotating the third bolt 7, pulls out the protection plate 201 from the top plate 2 until the operator is shielded for protection, and then passes the third bolt 7 through the first screw hole 209 and the second diffusion hole 212 at the position at that time, so as to fix the protection plate 201, be not easy to move, and achieve protection to the operator.

When the protection plate 201 is reset, the third bolt 7 is rotated and removed, and after the protection plate 201 is pushed into the top plate 2, the third bolt 7 is tightly attached to the first screw hole 209 and the second diffusion hole 212 through rotation, which is in a fourth use state.

Referring to fig. 7, when a mosquito-proof material bag needs to be stored in the first accommodating cavity 206, the sealing plate 6 is removed from the protection plate 201, the mosquito-proof material bag is placed in the first accommodating cavity 206, and then the sealing plate 6 is clamped with the first accommodating cavity 206, so that the periphery of the top plate 2 and the power distribution cabinet 1 are protected from being reinforced by mosquitoes, which is the fifth use state.

Referring to fig. 8, when a mosquito-proof material bag is needed to be stored in the mosquito-proof drawer 202, the mosquito-proof drawer 202 is pulled out from the third accommodating cavity 211, and after the mosquito-proof material bag is placed in the mosquito-proof drawer 202, the mosquito-proof drawer 202 is moved and reset, so that the periphery of the top plate 2 and the power distribution cabinet 1 are protected against mosquitoes, and the sixth use state is achieved.

The technical scheme shows that the utility model has the following beneficial effects:

when the power distribution cabinet is used in an environment with more outdoor mosquitoes, the outdoor mosquitoes are not easy to enter the power distribution cabinet, normal operation of electric power components in the power distribution cabinet is affected, and safety is high.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment contains only one independent technical solution, and that such description is provided for clarity only, and that the technical solutions of the embodiments may be appropriately combined to form other embodiments that will be understood by those skilled in the art.

Claims

1. The utility model provides a switch board, includes switch board, roof and cabinet door, its characterized in that, a plurality of louvres have all been seted up to a pair of lateral wall of switch board, the switch board is located the terminal surface of a plurality of louvres and all is connected with assorted heat dissipation anti-mosquito subassembly, the heat dissipation anti-mosquito subassembly includes first fixed frame and second fixed frame, be connected with a plurality of anti-mosquito filter screens in the second fixed frame, a plurality of filtration pore that the aperture reduces in proper order have all been seted up on a plurality of anti-mosquito filter screens, a plurality of all deposited anti-mosquito package between the anti-mosquito filter screen, the switch board is located all fixedly connected with first fin group between a plurality of louvres;

2. The power distribution cabinet according to claim 1, wherein a pair of opposite end surfaces of the first fixing frame are provided with fourth screw holes, the second fixing frame is provided with third screw holes matched with the fourth screw holes, and the fourth screw holes and the third screw holes are connected with first bolts in a threaded mode.

3. The power distribution cabinet of claim 1, wherein a plurality of the pulling plates are fixedly connected with sealing strips, and the sealing strips are matched with second sliding grooves on the anti-mosquito filter screen.

4. The power distribution cabinet according to claim 1, wherein the end face of the second fixing frame, which contacts with the sealing strip, is connected with a heat dissipation fixing plate, a plurality of second screw holes are formed in the heat dissipation fixing plate, a fifth screw hole matched with the second screw holes is formed in the second fixing frame, and the fifth screw hole and the second screw hole are connected with second bolts through threads.

5. The power distribution cabinet of claim 4, wherein the heat dissipation fixing plate is fixedly connected with a second heat dissipation fin group, and the heat dissipation fixing plate is provided with first sliding grooves matched with the plurality of pulling plates.

6. The power distribution cabinet according to claim 1, wherein a second containing cavity is formed in the end face of one side, close to the cabinet door, of the top plate, a protection plate is connected in a sliding mode in the second containing cavity, and a plurality of second diffusion holes are formed in the end face of the bottom of the protection plate.

7. The power distribution cabinet of claim 6, wherein the first cavity is formed in an end face of one side of the protection plate, and the top plate is located in the first cavity and is clamped with a sealing plate matched with the first cavity.

8. The power distribution cabinet of claim 6, wherein the top plate is located on the second cavity, the first lower buckles are fixedly connected to a pair of opposite end surfaces of the top plate, the first upper buckles matched with the pair of first lower buckles are fixedly connected to the protection plate, and the first upper buckles are clamped with the first lower buckles.

9. The power distribution cabinet of claim 8, wherein the plurality of side wall end surfaces of the top plate are provided with third accommodating cavities, the third accommodating cavities are slidably connected with mosquito-proof drawers, the bottom end surfaces of the mosquito-proof drawers are provided with a plurality of first diffusion holes, the bottom end surfaces of the mosquito-proof drawers, which are positioned on the protection plates, are provided with first screw holes, and the first screw holes are in threaded connection with third bolts.

10. The power distribution cabinet of claim 9, wherein the top plate is located at a pair of opposite end surfaces of the third cavities and is fixedly connected with a second lower buckle, the anti-mosquito drawer is fixedly connected with a second upper buckle matched with the pair of second lower buckles, and the second upper buckle is clamped with the second lower buckle.