CN116316126A - An environment-friendly electrical cabinet with self-cleaning function of dust-proof net - Google Patents

Abstract

The invention relates to the field of electric cabinet cleaning, in particular to an environment-friendly electric cabinet with a dust screen self-cleaning function, which comprises a shell and a filtering device; the air inlet pipe is arranged at the top of the shell; the filter screen is of an annular structure, the filter screen is rotatably arranged in the shell around the inner wall of the shell, an annular inner plate is arranged on the inner side of the filter screen, and the annular inner plate provides support for the filter screen; the driving device is arranged at one side of the filter screen and can drive the filter screen to rotate; the first fan is arranged below the air inlet pipe, a first gap is reserved between the first fan and the air inlet pipe, the filter screen passes through the first gap, and the first fan pumps outside air into the shell through the air inlet pipe; the air outlet is arranged on the side wall of the shell, the filter screen passes through the air outlet, and air in the shell is discharged from the air outlet through the filter screen, so that the equipment can not influence normal heat dissipation and can not damage the filter screen when cleaning the filter screen.

Description

An environment-friendly electrical cabinet with self-cleaning function of dust-proof net

technical field

The invention relates to the field of electric cabinet cleaning, in particular to an environment-friendly electric cabinet with the self-cleaning function of a dust-proof net.

Background technique

When the components used in daily life are working, the electrical cabinet is needed to protect them to work normally, but the dust-proof net on the electrical cabinet is easy to accumulate dust. When there is a lot of dust, it will affect the heat dissipation of the electrical cabinet and damage the components. The dust-proof net of the general electrical cabinet is manually cleaned of dust. During manual cleaning, the components need to be stopped to work, and the dust-proof net must be disassembled, and then wiped with a rag. Generally, there are many settings in the electrical cabinet, and manual cleaning is required. The workload of the dust filter is large, time-consuming and labor-intensive, and it is easy to damage components.

Chinese patent CN112469217B discloses an electrical cabinet capable of automatically cleaning the dust-proof net, including: the main body of the electrical cabinet; the dust-proof net of the electrical cabinet, which is slidably installed on the main body of the electrical cabinet; Components, installed on the electrical cabinet body. The moving components include: a motor, installed on the electrical cabinet body; a worm, installed on the output shaft of the motor; a screw, rotatably installed on the electrical cabinet body; a worm wheel, installed on the screw, and the worm gear meshes with the worm. The cleaning assembly includes: slide rails, installed on both sides of the electrical cabinet body; the first slider, slidably installed on the slide rails; nuts, installed on the first slider on one side, and the nuts are connected to the screw rod through threads ; The rolling brush is installed between the first sliders on both sides in a rotating manner. It also includes a rotating assembly, and the rotating assembly includes: a gear installed on the rolling brush; a rack installed on the electrical cabinet body, and the rack and the gear mesh. It also includes a dust collection component, which includes: a rotating shaft, which is rotatably installed on the electrical cabinet body through a shaft sleeve; a transmission pulley set, which is installed between the rotation shaft and the output shaft of the motor, and the transmission pulley set and the rotation shaft There is an overrunning clutch between them; the dust collection cover is slidably installed on the electrical cabinet body; the hose is installed on the dust collection cover; the cover is installed on the electrical cabinet body through the shaft sleeve, and the hose is connected to the cover; , installed on the rotating shaft. It also includes a lifting component. The lifting component includes: the second slider, with chute on both sides of the electrical cabinet body, the second slider is slidably installed on the chute, and the second slider is connected with the dust cover The pull wire is installed between the second slide block on one side and the first slide block on one side. There is a thin hole on the electrical cabinet body, and the pull wire passes through the thin hole. It also includes a vibration assembly, the vibration assembly includes: a first circular block, at least two first circular blocks are installed on the dust-proof net of the electrical cabinet; a special-shaped rod is installed on the first slider on one side; the second circular block The block is installed on the special-shaped rod, and the first circular block is matched with the second circular block; the L-shaped rod is installed on both sides of the dust-proof net of the electrical cabinet; the guide sleeve is installed on both sides of the electrical cabinet body, and the guide sleeve and the L A spring is connected between the shaped rods. There are wooden bars on the dust-proof net of the electrical cabinet, which can make the dust-proof net of the electrical cabinet more stable and improve the service life of the dust-proof net of the electrical cabinet. The invention has a gear and a rack, which can make the roller brush rotate, and then make the roller brush clean the dust-proof net of the electric cabinet more cleanly, and then prevent the heat dissipation effect of the electric cabinet from being affected due to unclean cleaning.

Although the above scheme can realize the cleaning function for the filter screen, cleaning the dust-proof net by a rolling brush will cause wear and tear on the dust-proof net. After cleaning for a long time, it will cause damage to the dust-proof net. When the dust-proof net is damaged There is no corresponding monitoring equipment, and it can only rely on manual inspections to judge whether the dust-proof net is damaged, and when the dust-proof net is cleaned, it will also affect the normal heat dissipation of the electrical cabinet.

Contents of the invention

In view of the above problems, an environment-friendly electrical cabinet with self-cleaning function of the dust-proof net is provided. When the equipment is running, the driving device will drive the filter to rotate, and at the same time, the first fan will start synchronously, and the first fan will pass the external air through the air inlet pipe. The air is sucked into the inside of the shell, and the outside air must be filtered through the filter when it enters the inside of the shell, so that the dust will adhere to the filter, and the dust will only be stored on the outside of the filter, so when the drive device drives the filter to rotate to When the air outlet is at the air outlet position, the air inside the shell will be discharged from the air outlet, and the discharged air will blow off the dust on the filter, so that when the device cleans the filter, it will neither affect the normal heat dissipation nor damage the filter. cause damage.

In order to solve the problems of the prior art, the technical solution adopted in the present invention is:

An environment-friendly electrical cabinet with a self-cleaning function of a dust-proof net, comprising a casing and a filtering device; the filtering device includes an air inlet pipe, a filter net, a driving device, an air outlet and a first fan; the air inlet pipe is arranged on the top of the casing; The filter screen has a ring structure, and the filter screen is arranged inside the shell so that it can rotate around the inner wall of the shell. The inner side of the filter screen is provided with a ring-shaped inner plate, which provides support for the filter screen; the drive device is set on one side of the filter screen. The driving device can drive the filter screen to rotate; the first fan is arranged under the air inlet pipe, there is a first gap between the first fan and the air inlet pipe, the filter screen passes through the first gap, and the first fan passes through the air inlet pipe The outside air is sucked into the casing; the air outlet is opened on the side wall of the casing, the filter screen passes through the air outlet, and the air in the casing passes through the filter screen and is discharged from the air outlet.

Preferably, the driving device includes a first rotary driver and a rotating wheel; there are four rotating wheels, the four rotating wheels are respectively arranged at the four corners inside the housing, and the filter screen is sleeved on the rotating wheel; the first rotating driver is arranged in it On one side of a rotating wheel, the first rotary driver can drive the rotating wheel to rotate and drive the filter screen to rotate.

Preferably, the filter device also includes a vibrating device, and the vibrating device includes a convex part and a second rotary driver; the convex part is arranged in the ring of the filter screen, and the convex part is positioned under the first blower fan, and the convex part and the filter screen The side wall of the inner ring is in contact; the second rotary driver is arranged on one side of the convex circular part, and the second rotary driver can drive the convex circular part to rotate.

Preferably, the filter device also includes a cooling device, the cooling device includes a side plate, an adapter chamber and a first connecting pipe; the side plate is an annular structure, and the side plate is fixedly arranged on the upper part of the annular inner plate, and the side plate and the annular inner plate form a Water storage tank, there is water in the water storage tank; the transfer bin is set directly below the air inlet pipe, the first fan is located on one side of the transfer bin, and the filter screen passes between the transfer bin and the air inlet pipe; the first connection Both ends of the pipe are respectively connected to the transfer chamber and the first fan, and the first connecting pipe is located below the water surface in the water storage tank.

Preferably, the cooling device also includes a second fan, a second connecting pipe, a first on-off valve and a second on-off valve; the second fan is arranged below the transfer bin; the two ends of the second connecting pipe are respectively connected to the second fan and the second The transfer warehouse is connected; the first on-off valve is set on the first connecting pipe; the second on-off valve is set on the second connecting pipe.

Preferably, the cooling device further includes an air pressure tank; the air pressure tank is arranged on the second connecting pipe on the side of the second switching valve away from the first fan, and pressurized air is stored in the air pressure tank.

Preferably, the cooling device also includes a water collection assembly, the water collection assembly includes an inclined plate, a water collection tank and a railing; the inclined plate is fixedly arranged on the top of the shell; into the water storage tank; multiple railings are provided, and the railings are fixedly arranged on the upper part of the water collection tank along the length direction of the water collection tank.

Preferably, the water collecting assembly further includes an overflow port; the overflow port is provided on the side wall of the side plate, and the overflow port is located above the first connecting pipe.

Preferably, the filtering device further includes a rain shield; the rain shield is arranged on the air outlet, and the rain shield can prevent rainwater from entering the casing from the air outlet.

Preferably, the filtering device further includes a collection box; the collection box is slidably arranged in the shell below the filter screen, and the vibrating device shakes the filter screen and makes the dust fall into the collection box.

Compared with the beneficial effects of the prior art, the present invention is:

The present invention arranges the air inlet pipe, filter screen, drive device, air outlet and the first fan. When the equipment is running, the drive device will drive the filter screen to rotate, and at the same time the first fan will start synchronously, and the first fan will pass the air inlet pipe to the outside The air is pumped into the inside of the shell, and the outside air must be filtered through the filter when it enters the inside of the shell, so that the dust will adhere to the filter, and the dust will only be stored on the outside of the filter, so that the drive device drives the filter to rotate When reaching the position of the air outlet, the air inside the shell will be discharged from the air outlet, and the discharged air will blow down the dust on the filter, so that the equipment will neither affect the normal heat dissipation nor affect the filter when cleaning the filter. net damage.

Description of drawings

Fig. 1 is a three-dimensional schematic diagram 1 of an environment-friendly electrical cabinet with a dust-proof net self-cleaning function;

Fig. 2 is a three-dimensional schematic diagram 2 of an environment-friendly electrical cabinet with a self-cleaning function of a dust-proof net;

Fig. 3 is a three-dimensional schematic diagram of an environment-friendly electrical cabinet with a dust-proof net self-cleaning function after removing the cabinet door;

Fig. 4 is a side view of an environment-friendly electrical cabinet with a dust-proof net self-cleaning function;

Fig. 5 is a schematic cross-sectional view at A-A in Fig. 4 of an environment-friendly electrical cabinet with a dust-proof net self-cleaning function;

Fig. 6 is a partially enlarged schematic diagram of a part B in Fig. 5 of an environment-friendly electrical cabinet with a dust-proof net self-cleaning function;

Fig. 7 is a three-dimensional schematic diagram 1 of an environment-friendly electrical cabinet with the self-cleaning function of the dust-proof net after removing the cabinet door and the shell;

Fig. 8 is a partially enlarged schematic diagram of C in Fig. 7 of an environment-friendly electrical cabinet with a dust-proof net self-cleaning function;

Fig. 9 is a three-dimensional schematic diagram 2 of an environment-friendly electrical cabinet with the self-cleaning function of the dust-proof net after removing the cabinet door and the shell;

Fig. 10 is a three-dimensional schematic diagram of the cooling device of an environment-friendly electrical cabinet with the self-cleaning function of the dust-proof net after the side panels are removed.

The labels in the figure are:

1 - shell;

2 - filter device;

21 - air inlet pipe;

22-screen filter; 221-collection box;

23-driving device; 231-first rotary driver; 232-rotating wheel;

24-air outlet; 241-rain shield;

25 - the first fan;

26-vibration device; 261-convex piece; 262-second rotary driver;

27-cooling device; 271-side plate; 272-transfer warehouse; 273-first connecting pipe; 274-second fan; 275-second connecting pipe; 2751-air pressure tank; 276-first switch valve; 277- The second switch valve; 278-water collection assembly; 2781-inclined plate; 2782-water collection tank; 2783-railing; 2784-overflow.

Implementation

In order to further understand the features, technical means, and specific objectives and functions achieved by the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

Referring to Fig. 1-Fig. 3, Fig. 5, Fig. 7 and Fig. 9: an environment-friendly electrical cabinet with self-cleaning function of dust-proof net, including shell 1 and filter device 2; filter device 2 includes air inlet pipe 21, filter net 22. The driving device 23, the air outlet 24 and the first fan 25; the air inlet pipe 21 is arranged on the top of the housing 1; the filter screen 22 is a ring structure, and the filter screen 22 is arranged inside the housing 1 so that it can rotate around the inner wall of the housing 1 , the inner side of the filter screen 22 is provided with an annular inner plate, and the annular inner plate provides support for the filter screen 22; the driving device 23 is arranged on one side of the filter screen 22, and the driving device 23 can drive the filter screen 22 to rotate; the first fan 25 is arranged on Below the air inlet pipe 21, there is a first gap between the first fan 25 and the air inlet pipe 21, the filter screen 22 passes through the first gap, and the first fan 25 draws the outside air into the casing through the air inlet pipe 21 1; the air outlet 24 is set on the side wall of the housing 1, the filter 22 passes through the air outlet 24, and the air in the housing 1 passes through the filter 22 and is discharged from the air outlet 24.

When the electrical cabinet starts to run, the driving device 23 and the first blower fan 25 run synchronously, and then the driving device 23 drives the filter screen 22 to rotate. Since the filter screen 22 is rotating, the filter screen 22 will circulate through the bottom of the air inlet pipe 21, The first blower fan 25 draws the outside air into the casing 1 through the air inlet pipe 21. When the outside air enters the casing 1, it must pass through the filter screen 22, so that the dust in the air will be intercepted by the filter screen 22, and at the same time due to The filter screen 22 is driven to rotate by the driving device 23, so after the filter screen 22 filters the dust in the outside air, it will rotate away. After the air enters the shell 1, the air in the shell 1 will also be discharged through the air outlet 24. Dust will only exist on the outer ring side wall of the filter screen 22. When the filter screen 22 passes through the air outlet 24, the air will be discharged from the casing 1 and the dust on the filter screen 22 will be blown down, so that the filter screen 22 can be guaranteed to circulate. The filtering effect after one week will not be reduced, and at the same time, the dust on the filter screen 22 will not be blown off by air, so there will be no wear and tear of the filter screen 22. It is worth noting that if the electrical cabinet is placed in an outdoor environment In this case, the air inlet pipe 21 needs to be set as a bent structure, one end of the air inlet pipe 21 is connected to the top of the casing 1, and the end of the air inlet pipe 21 away from the casing 1 points to the casing 1, so that when it rains, the rainwater will not Enter the housing 1 through the air inlet pipe 21, and if the rainwater contacts the filter screen 22, the dust on the filter screen 22 will stick to the filter screen 22, so the filtering function of the filter screen 22 will be greatly reduced, and the dust will stick to the filter screen 22. After sticking on the filter screen 22, the airflow at the air outlet 24 is difficult to blow off the sticky dust, so that the equipment will neither affect the normal heat dissipation nor affect the filter screen 22 when the filter screen 22 is cleaned. cause damage.

With reference to Fig. 2 and Fig. 7: driving device 23 comprises first rotary driver 231 and turning wheel 232; Turning wheel 232 is provided with four, and four turning wheels 232 are respectively arranged at the four corners inside shell 1, and filter screen 22 is sleeved on On the rotating wheels 232 ; the first rotating driver 231 is arranged on one side of one of the rotating wheels 232 , and the first rotating driver 231 can drive the rotating wheels 232 to rotate and drive the filter screen 22 to rotate.

The first rotary driver 231 drives the rotating wheels 232 to rotate. Since the rotating wheels 232 are respectively arranged at the four corners inside the housing 1, and the filter screen 22 is sleeved on the rotating wheels 232, when the first rotating driver 231 drives one of the rotating wheels When 232 rotates, all rotating wheels 232 can rotate synchronously under the transmission action of filter screen 22, realized the rotation of driving filter screen 22.

With reference to Fig. 2, Fig. 3 and Fig. 5: filtering device 2 also comprises vibrating device 26, and vibrating device 26 comprises convex circular part 261 and second rotary driver 262; 261 is located below the first fan 25, and the convex circle 261 is in contact with the inner ring side wall of the filter screen 22; the second rotary driver 262 is arranged on one side of the convex circle 261, and the second rotary driver 262 can drive the convex circle 261 turn.

When it is necessary to vibrate the dust on the filter screen 22, the second rotary driver 262 starts now, and the second rotary driver 262 drives the rotation of the convex round part 261. Due to the special structure of the convex round part 261, when the convex round part 261 After the rotation, the convex round part 261 will continuously push the filter screen 22, so that the dust attached to the filter screen 22 will become loose, and multiple vibration devices 26 can be provided according to the needs, so that the vibration of the vibration device 26 for the filter screen 22 can be improved. Effect.

Referring to Figures 7-10: the filter device 2 also includes a cooling device 27, the cooling device 27 includes a side plate 271, an adapter bin 272 and a first connecting pipe 273; the side plate 271 is an annular structure, and the side plate 271 is fixedly arranged in the ring The upper part of the plate, the side plate 271 and the annular inner plate form a water storage tank, and there is water in the water storage tank; the transfer bin 272 is arranged directly below the air inlet pipe 21, and the first fan 25 is located on one side of the transfer bin 272, filtering The net 22 passes between the transfer bin 272 and the air inlet pipe 21; the two ends of the first connecting pipe 273 are respectively connected with the transfer bin 272 and the first fan 25, and the first connecting pipe 273 is located below the water surface in the water storage tank .

After the first fan 25 is started, the outside air will pass through the air inlet pipe 21 and pass through the rotating filter screen 22. After the filter screen 22 filters the dust in the air, the air will enter the transfer bin 272 and pass through the first The connecting pipe 273 enters the first blower 25, and finally blows air into the inside of the shell 1 through the first blower 25. Since the side plate 271 and the top of the annular inner plate form a water storage tank, and there is water in the water storage tank, the second A connecting pipe 273 is not below the water surface, so that when the outside air passes through the first connecting pipe 273, it will be cooled by the water in the water storage tank, and the first fan 25 will suck the air in the first connecting pipe 273 into the shell 1 At this time, the temperature of the air entering the casing 1 will be lower than the temperature of the outside, thereby improving the effect of cooling.

Referring to Figure 7 and Figure 10: the cooling device 27 also includes a second fan 274, a second connecting pipe 275, a first switch valve 276 and a second switch valve 277; the second fan 274 is arranged below the transfer bin 272; the second Both ends of the connecting pipe 275 are respectively connected with the second blower 274 and the transfer chamber 272 ; the first on-off valve 276 is arranged on the first connecting pipe 273 ; the second on-off valve 277 is arranged on the second connecting pipe 275 .

Although the filter screen 22 can filter the dust, the dust accumulation will occur in the air inlet pipe 21 after a long time, so the dust accumulated and attached to the air inlet pipe 21 will suddenly fall, which increases the filtration efficiency. The filter burden of the net 22, so the air inlet pipe 21 needs to be cleaned regularly. When the first fan 25 is running, the first on-off valve 276 is in the open state, the second on-off valve 277 is in the closed state, and the outside air will pass through the second on-off valve. A connecting pipe 273 enters the casing 1. When the air inlet pipe 21 needs to be dedusted, the first on-off valve 276 will be in a closed state, and at the same time the second on-off valve 277 will be opened, the first fan 25 will stop, and the second fan 274 will start. running, the second blower 274 blows the air in the shell 1 into the adapter bin 272 through the second connecting pipe 275, and finally enters the air inlet pipe 21, so that the dust in the air inlet pipe 21 will be blown out, and the outlet The functions of the air outlet 24 and the air inlet pipe 21 are interchanged, that is, the air outlet 24 becomes the air inlet, and the air inlet pipe 21 will then discharge the air.

Referring to FIG. 10 , the cooling device 27 also includes an air pressure tank 2751; the air pressure tank 2751 is arranged on the second connecting pipe 275 on the side away from the first fan 25 of the second on-off valve 277, and the air pressure tank 2751 contains pressurized air.

Because the dust adhesion on the inner wall of the air inlet pipe 21 is relatively large, if the dust needs to be completely blown down, the blown air needs to be pressurized. 277 is in a closed state, the first fan 25 and the second fan 274 run synchronously, the first fan 25 draws the outside air into the inside of the casing 1, and the second fan 274 sucks out the air in the casing 1, it is worth noting that the first The air output of the second fan 274 needs to be less than the air intake of the first fan 25, so that the second fan 274 will continuously draw the air in the casing 1 into the air pressure tank 2751, and the air pressure in the air pressure tank 2751 will continue to increase. An on-off valve 276 is closed, and the first blower fan 25 stops running, and then the second on-off valve 277 is opened, and the pressurized air will enter the air inlet pipe 21 through the second on-off valve 277, so that the air inlet pipe 21 on the inner wall Dust can then be blown off more easily.

Referring to Fig. 2 and Fig. 3: the cooling device 27 also includes a water collection assembly 278, and the water collection assembly 278 includes an inclined plate 2781, a water collection tank and a railing 2783; the inclined plate 2781 is fixedly arranged on the top of the casing 1; the water collection tank 2782 is arranged on the inclined plate 2781 is displaced to the lower side, and the water in the sump 2782 is supplied to the water storage tank; multiple railings 2783 are provided, and the railings 2783 are fixedly arranged on the upper part of the sump 2782 along the length direction of the sump 2782 .

When encountering rainy weather, the rainwater will be guided into the sump 2782 after falling on the inclined plate 2781. Since the upper part of the sump 2782 is provided with a railing 2783, it can prevent the larger objects such as leaves from blocking the sump 2782. live.

Referring to FIG. 2 and FIG. 8 : the water collection assembly 278 further includes an overflow port 2784 ;

The overflow port 2784 is provided to ensure that the water in the water storage tank can be replaced regularly, that is, whenever it rains, the rainwater will flow into the water collection tank 2782 through the guidance of the inclined plate 2781, and the water collection tank 2782 will discharge the water into the water storage tank. An overflow port 2784 is arranged above, so that the excess water in the water storage tank will overflow, so as to achieve the purpose of changing the water source.

Referring to FIG. 2 and FIG. 3 : the filtering device 2 also includes a rain shield 241 ;

After the rain shield 241 is set, the rain shield 241 will block the air outlet 24, so that the air outlet direction of the air outlet 24 is vertically downward, so that rainwater will not enter the air outlet 24, thereby protecting the air outlet 24 through the air outlet. The filter screen 22 at the place prevents the filter screen 22 from being drenched.

With reference to Fig. 3: filtering device 2 also comprises collecting box 221;

The collection box 221 is slidably arranged in the casing 1 , and after the collection box 221 collects for a period of time, the collection box 221 can be taken out from the casing 1 and the dust in the collection box 221 can be poured out.

The above examples only represent one or several implementations of the present invention, and the descriptions thereof are more specific and detailed, but should not be construed as limiting the patent scope of the present invention. It should be noted that, for those skilled in the art, several modifications and improvements can be made without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (10)

1. An environment-friendly electrical cabinet with self-cleaning function of dust-proof net, including shell (1) and filter device (2); It is characterized in that the filter device (2) includes an air inlet pipe (21), a filter screen (22), a driving device (23), an air outlet (24) and a first fan (25); The air inlet pipe (21) is arranged on the top of the casing (1); The filter screen (22) has an annular structure, and the filter screen (22) is rotatably arranged inside the housing (1) around the inner wall of the housing (1). The inner side of the filter screen (22) is provided with an annular inner plate, which is Filter screen (22) provides support; The drive device (23) is arranged on one side of the filter screen (22), and the drive device (23) can drive the filter screen (22) to rotate; The first fan (25) is arranged under the air inlet pipe (21), there is a first gap between the first fan (25) and the air inlet pipe (21), and the filter screen (22) passes through the first gap, The first fan (25) draws the outside air into the shell (1) through the air inlet pipe (21); The air outlet (24) is provided on the side wall of the housing (1), the filter screen (22) passes through the air outlet (24), and the air in the housing (1) is discharged from the air outlet (24) through the filter screen (22). 2. An environment-friendly electrical cabinet with dust-proof net self-cleaning function according to claim 1, characterized in that the driving device (23) includes a first rotary driver (231) and a rotating wheel (232); There are four rotating wheels (232), the four rotating wheels (232) are respectively arranged at the four corners inside the casing (1), and the filter screen (22) is sleeved on the rotating wheels (232); The first rotary driver (231) is arranged on one side of one of the rotating wheels (232), and the first rotary driver (231) can drive the rotating wheel (232) to rotate and drive the filter screen (22) to rotate. 3. An environment-friendly electrical cabinet with dust-proof net self-cleaning function according to claim 1, characterized in that the filter device (2) also includes a vibrating device (26), and the vibrating device (26) includes a convex piece (261) and a second rotary drive (262); The convex round piece (261) is arranged in the ring of the filter screen (22), the convex round piece (261) is located under the first fan (25), the convex round piece (261) and the inner ring side wall of the filter screen (22) touch; The second rotary driver (262) is arranged on one side of the convex circular piece (261), and the second rotary driver (262) can drive the convex circular piece (261) to rotate. 4. An environment-friendly electrical cabinet with dust-proof net self-cleaning function according to claim 1, characterized in that the filter device (2) also includes a cooling device (27), and the cooling device (27) includes a side plate ( 271), transfer warehouse (272) and first connecting pipe (273); The side plate (271) has an annular structure, and the side plate (271) is fixedly arranged on the upper part of the annular inner plate. The side plate (271) and the annular inner plate form a water storage tank, and there is water in the water storage tank; The transfer bin (272) is arranged directly below the air inlet pipe (21), the first fan (25) is located on one side of the transfer bin (272), and the filter screen (22) is connected from the transfer bin (272) to the air inlet Pass between the pipes (21); Both ends of the first connecting pipe (273) are respectively connected to the transfer bin (272) and the first fan (25), and the first connecting pipe (273) is located below the water surface in the water storage tank. 5. An environment-friendly electrical cabinet with dust-proof net self-cleaning function according to claim 4, characterized in that the cooling device (27) also includes a second fan (274), a second connecting pipe (275), a first switching valve (276) and a second switching valve (277); The second fan (274) is arranged below the transfer bin (272); Both ends of the second connecting pipe (275) are respectively connected to the second fan (274) and the transfer chamber (272); The first switching valve (276) is arranged on the first connecting pipe (273); The second switching valve (277) is arranged on the second connecting pipe (275). 6. An environment-friendly electrical cabinet with self-cleaning function of dust-proof net according to claim 5, characterized in that the cooling device (27) also includes a pressure tank (2751); The air pressure tank (2751) is arranged on the second connecting pipe (275) on the side away from the first fan (25) of the second switch valve (277), and pressurized air is stored in the air pressure tank (2751). 7. The environment-friendly electrical cabinet with dust-proof net self-cleaning function according to claim 4, characterized in that the cooling device (27) also includes a water collection assembly (278), and the water collection assembly (278) includes a tilting panels (2781), water collection tanks and railings (2783); The inclined plate (2781) is fixedly arranged on the top of the casing (1); The water collection tank (2782) is set on the lower displacement side of the inclined plate (2781), and the water in the water collection tank (2782) is supplied to the water storage tank; Multiple railings (2783) are provided, and the railings (2783) are fixedly arranged on the upper part of the sump (2782) along the length direction of the sump (2782). 8. The environment-friendly electrical cabinet with dust-proof net self-cleaning function according to claim 7, characterized in that, the water collecting component (278) also includes an overflow port (2784); The overflow port (2784) is opened on the side wall of the side plate (271), and the overflow port (2784) is located above the first connecting pipe (273). 9. The environment-friendly electrical cabinet with dust-proof net self-cleaning function according to claim 1, characterized in that the filter device (2) also includes a rain cover (241); The rain shield (241) is arranged on the air outlet (24), and the rain shield (241) can prevent rainwater from entering the casing (1) from the air outlet (24). 10. The environment-friendly electrical cabinet with dust-proof net self-cleaning function according to claim 3, characterized in that the filtering device (2) also includes a collection box (221); The collection box (221) is slidably arranged in the casing (1) below the filter screen (22), and the vibrating device (26) vibrates the filter screen (22) and makes the dust fall into the collection box (221).

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