CN114156739A

CN114156739A - Electrical cabinet with automatic filter screen dust removal module in windy area

Info

Publication number: CN114156739A
Application number: CN202111232793.6A
Authority: CN
Inventors: 罗勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-03-08

Abstract

The invention discloses an electrical cabinet with an automatic filter screen dust removal module in a windy area, which comprises a shell, wherein a mounting groove is arranged on the front side of the shell, openings are respectively arranged on the left side and the right side of the shell, opposite sides of the two openings are respectively communicated with the mounting groove, filter screen plates are respectively arranged on the two openings, a first mounting cavity, a third mounting cavity and two second mounting cavities are arranged in the shell, and the two second mounting cavities are positioned on the left side and the right side of the first mounting cavity. The device can utilize wind-force to make the dust of adhesion can shake off on the filter screen, under the cooperation of jet-propelled mechanism for the dust can mostly be absorbed by the water in the standing groove and fall, avoids the dust adhesion on the filter screen once more, after the longer a period of operation of shake mechanism, trigger mechanism can start, makes the alarm send out the police dispatch newspaper, reminds the staff to change the water of standing groove, avoids the standing groove to accumulate too much dust.

Description

Electrical cabinet with automatic filter screen dust removal module in windy area

Technical Field

The invention relates to the technical field of electrical cabinets, in particular to an electrical cabinet with an automatic filter screen dust removal module in a windy area.

Background

The electrical cabinet is a cabinet which is formed by processing steel and used for protecting components from working normally, the electrical cabinet is made of two materials, namely a hot-rolled steel plate and a cold-rolled steel plate, the cold-rolled steel plate is softer than the hot-rolled steel plate and is more suitable for manufacturing the electrical cabinet, and the electrical cabinet is widely used and mainly applied to the chemical industry, the environmental protection industry, the power system, the industry, fire safety monitoring, the traffic industry and the like;

current regulator cubicle dispels the heat through vent and filter screen cooperation usually, after using a certain period, the dust can the adhesion on the filter screen, blocks up the filter screen mouth, leads to the heat in the regulator cubicle to discharge in time, and the inside high heat of regulator cubicle can lead to the device impaired, needs the people to clear up the filter screen regularly this moment, and this just needs not few manpower, has increased staff's work load.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides an electric cabinet with an automatic filter screen dust removal module in a windy area.

In order to achieve the purpose, the invention adopts the following technical scheme:

an electric cabinet with an automatic filter screen dust removal module in a windy area comprises a shell, wherein the front side of the shell is provided with a mounting groove, openings are arranged on the left side and the right side of the shell, opposite sides of the two openings are communicated with the mounting groove, filter screen plates are arranged on the two openings, a first mounting cavity, a third mounting cavity and two second mounting cavities are arranged in the shell, the two second mounting cavities are positioned at the left side and the right side of the first mounting cavity, the third mounting cavity is positioned at the lower side of the second mounting cavity at the right side, the lower sheets of the two openings are both provided with a placing groove, the upper end of the shell is provided with an air cup, the first mounting cavity and the mounting groove are provided with shaking mechanisms together, the two second mounting cavities are provided with air injection mechanisms, and a trigger mechanism is arranged in the third mounting cavity, and an alarm water changing mechanism matched with the trigger mechanism is arranged in the placing groove.

Preferably, the shaking mechanism comprises a rotating rod horizontally arranged in a first installation cavity, two ends of the rotating rod are respectively connected with the left inner wall and the right inner wall of the corresponding first installation cavity in a rotating manner, a second bevel gear is fixedly sleeved on the rotating rod, a rotating shaft of the wind cup extends into the first installation cavity and is fixedly connected with a first bevel gear, the first bevel gear is meshed with the second bevel gear, opposite sides of the two filter screen plates are respectively connected with rotating fans in a rotating manner, first transmission wheels are respectively arranged on the rotating shafts of the two rotating fans, two second transmission wheels are symmetrically arranged on the rotating rod and are connected with the corresponding first transmission wheels through transmission belts, a plurality of first magnetic blocks are arranged on fan blades at the back sides of the two rotating fans, and a plurality of second magnetic blocks are arranged on filter screens at the opposite sides of the two filter screen plates, each first magnetic block and the corresponding second magnetic block are mutually repellent in the same polarity.

Preferably, the air injection mechanism comprises two first piston plates which are slidably connected with the corresponding second mounting cavities, the dwang about both ends extend to corresponding second installation cavity respectively and all install the cam, two first piston board links to each other with the external world through two first pipelines respectively, two through the interior top elastic connection of two first springs and the second installation cavity that corresponds, two the lower extreme of first piston board offsets with the upper end of the cam that corresponds, two the headspace of second installation cavity links to each other with the external world through two first pipelines respectively the inner wall of carrying on the back mutually of second installation cavity all is equipped with the second pipeline, two the second pipeline all is linked together, two with the second installation cavity that corresponds the one end that the corresponding second installation cavity was kept away from to the second pipeline extends to open-ended headspace and all installs the shower nozzle, two all install first check valve on first pipeline and two second pipelines.

Preferably, trigger mechanism includes the second piston plate of sliding connection in the second installation cavity on right side, the upper end of second piston plate offsets with the lower extreme of the cam that corresponds, the lower extreme of second piston plate passes through the interior bottom elastic connection of second spring and the second installation cavity that corresponds, is located the right side the bottom space of second installation cavity passes through the third pipeline and links to each other with the headspace of third installation cavity, is located the right side the bottom space of second installation cavity is linked together through the fourth pipeline and the external world, all install the second check valve on third pipeline and the fourth pipeline, sliding connection has the conducting block in the third installation cavity, the lower extreme of conducting block passes through the interior bottom elastic connection of third spring and third installation cavity, the inner wall inlays respectively and is equipped with two conducting strips about the third installation cavity.

Preferably, the alarm trades water mechanism all installs the water tank including installing in the casing left and right sides, two the water tank links to each other with the standing groove inner space that corresponds through two connecting pipes respectively, two the bottom space of standing groove links to each other with the external world through two sixth pipelines respectively, the headspace of third installation cavity links to each other with the external world through the fifth pipeline, all install manual valve on a fifth pipeline, two sixth pipelines and two connecting pipes, the alarm is installed in the left side of casing.

Preferably, the permanent magnet is all installed to both sides about the dwang, the wire frame is all installed to the upper and lower inner wall of first installation cavity, two the wire frame cooperatees with two permanent magnets.

Compared with the prior art, the device has the advantages that:

1. according to the invention, the shaking mechanism is arranged, the wind cup rotates under the action of wind power, the rotating shaft on the wind cup drives the first bevel gear to rotate, namely the second bevel gear drives the rotating rod to rotate, and the corresponding rotating fan is driven to rotate under the action of the driving wheel and the driving belt, so that the first magnetic block on the rotating fan can be intermittently repelled with the second magnetic block to drive the filter screen on the filter screen plate to shake outwards, the dust on the filter screen can be removed, and the labor force consumption caused by manual cleaning is avoided.

2. According to the invention, by arranging the air injection mechanism, when the filter screen shakes, the cam in the second rotating cavity also rotates, the first piston plate can reciprocate up and down under the action of the first spring, and then the air can be introduced into the second pipeline to be sprayed out from the spray head by matching with the first one-way valves of the first pipeline and the second pipeline, so that shaken dust can fall into water in the placing groove, and the dust is prevented from being adhered to the filter screen again.

3. According to the invention, the trigger mechanism is arranged, the cam in the second mounting cavity on the right side can drive the second piston plate to reciprocate up and down, so that the outside air is slowly accumulated at the inner top of the third mounting cavity under the action of the third pipeline, the fourth pipeline and the second one-way valve, after the outside air is accumulated to a certain degree, the conductive block can descend and contact with the conductive sheet, the alarm can conduct electricity to give an alarm, a worker is reminded to replace water in the placing groove through a plurality of manual valves in time, and the phenomenon that the dust is difficult to continuously adsorb due to excessive dust absorbed in the placing groove is avoided.

Drawings

Fig. 1 is a schematic structural view of an electrical cabinet with an automatic filter screen dust removal module in a windy area according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

fig. 4 is a circuit diagram of an electrical cabinet with an automatic filter screen dust removal module in a windy area according to the present invention.

In the figure: the device comprises a shell 1, a mounting groove 2, an air cup 3, a first mounting cavity 4, a first bevel gear 5, a second bevel gear 6, a permanent magnet 7, a wire frame 8, a transmission belt 9, a rotating fan 10, a filter screen plate 11, a first magnetic block 12, a second magnetic block 13, a spray head 14, a connecting pipe 15, a water tank 16, a rotating rod 17, a first pipeline 18, a second pipeline 19, a second mounting cavity 20, a first spring 21, a first piston plate 22, a cam 23, a second piston plate 24, a second spring 25, a third pipeline 26, a third mounting cavity 27, a third spring 28, a conductive block 29, a conductive plate 30, an alarm 31, a fourth pipeline 32, a fifth pipeline 33, a placement groove 34 and a sixth pipeline 35.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, an electrical cabinet with an automatic filter screen dust removal module in a windy area comprises a housing 1, a mounting groove 2 is arranged on the front side of the housing 1, openings are arranged on the left and right sides of the housing 1, opposite sides of the two openings are communicated with the mounting groove 2, a filter screen plate 11 is arranged on the two openings, a first mounting cavity 4, a third mounting cavity 27 and two second mounting cavities 20 are arranged in the housing 1, the two second mounting cavities 20 are arranged on the left and right sides of the first mounting cavity 4, the third mounting cavity 27 is arranged on the lower side of the right second mounting cavity 20, a placing groove 34 is arranged on the lower sheet of each of the two openings, the placing groove 34 is used for storing water and absorbing dust, an air cup 3 is arranged at the upper end of the housing 1, a shaking mechanism is arranged in the air cup 3, the first mounting cavity 4 and the mounting groove 2, an air injection mechanism is arranged in the two second mounting cavities 20, and a trigger mechanism is arranged in the third mounting cavity 27, an alarm water changing mechanism matched with the triggering mechanism is arranged in the placing groove 34.

In the invention, the shaking mechanism comprises a rotating rod 17 horizontally arranged in a first installation cavity 4, two ends of the rotating rod 17 are respectively connected with the left inner wall and the right inner wall of the corresponding first installation cavity 4 in a rotating way, a second bevel gear 6 is fixedly sleeved on the rotating rod 17, the rotating shaft of the wind cup 3 extends into the first installation cavity 4 and is fixedly connected with a first bevel gear 5, the first bevel gear 5 is meshed with the second bevel gear 6, opposite sides of two filter screen plates 11 are respectively connected with rotating fans 10 in a rotating way, first transmission wheels are respectively arranged on the rotating shafts of the two rotating fans 10, two second transmission wheels are symmetrically arranged on the rotating rod 17 and are connected with the corresponding first transmission wheels through a transmission belt 9, a plurality of first magnetic blocks 12 are arranged on the fan blades at the back sides of the two rotating fans 10, a plurality of second magnetic blocks 13 are arranged on the filter screens at the opposite sides of the two filter screen plates 11, the filter screen plate 11 consists of two filter screens and a mounting plate, the mounting plate is used for mounting the rotating fan 10, each first magnetic block 12 and the corresponding second magnetic block 13 are in like polarity repulsion, when wind exists, the wind power can drive the wind cup 3 to rotate, the rotating shaft of the wind cup 3 can drive the first bevel gear 5 to rotate, the second bevel gear 6 can drive the rotating rod 17 to rotate due to mutual meshing of the first bevel gear 5 and the second bevel gear 6, the corresponding rotating fan 10 is driven to rotate under the action of the two transmission belts 9, so that the first magnetic blocks 12 on the rotating fan 10 rotate, the first magnetic blocks 12 act on the second magnetic blocks 13 on the filter screens at intervals, and as the like polarities of each first magnetic block 12 and the corresponding second magnetic blocks 13 are in repulsion, the filter screens can shake outwards, and dust adhered to the filter screens is shaken off;

the air injection mechanism comprises two first piston plates 22 which are connected with the corresponding second mounting cavities 20 in a sliding manner, the left end and the right end of the rotating rod 17 extend into the corresponding second mounting cavities 20 respectively and are provided with cams 23 respectively, the two first piston plates 22 are elastically connected with the inner tops of the corresponding second mounting cavities 20 through two first springs 21 respectively, the lower ends of the two first piston plates 22 are abutted against the upper ends of the corresponding cams 23, the top spaces of the two second mounting cavities 20 are connected with the outside through two first pipelines 18 respectively, the back-to-back inner walls of the two second mounting cavities 20 are provided with second pipelines 19 respectively, the two second pipelines 19 are communicated with the corresponding second mounting cavities 20, one ends of the two second pipelines 19 far away from the corresponding second mounting cavities 20 extend to the open top spaces and are provided with spray heads 14 respectively, the two first check valves are arranged on the two first pipelines 18 and the two second pipelines 19, the first one-way valves on the two first pipelines 18 only allow air to enter the corresponding second mounting cavities 20 from the outside, the first one-way valves on the two second pipelines 19 only allow air in the corresponding second mounting cavities 20 to be sprayed out from the second pipelines 19 to the corresponding spray heads 14, when the rotating rod 17 rotates, the cams 23 in the corresponding second mounting cavities 20 are driven to rotate, the two cams 23 rotate and under the action of the corresponding first springs 21, the corresponding first piston plates 22 move up and down in a reciprocating manner, so that outside air enters the corresponding second mounting cavities 20 through the corresponding first pipelines 18, and then is sprayed out from the corresponding spray heads 14 through the corresponding second pipelines 19, so that most of dust shaken by the filter screen can fall into the placing groove 34, and the dust is prevented from being adsorbed by the filter screen again;

the trigger mechanism comprises a second piston plate 24 which is connected in the right second mounting cavity 20 in a sliding manner, the upper end of the second piston plate 24 is abutted against the lower end of a corresponding cam 23, the lower end of the second piston plate 24 is elastically connected with the inner bottom of the corresponding second mounting cavity 20 through a second spring 25, the bottom space of the second mounting cavity 20 on the right is connected with the top space of a third mounting cavity 27 through a third pipeline 26, the bottom space of the second mounting cavity 20 on the right is communicated with the outside through a fourth pipeline 32, the third pipeline 26 and the fourth pipeline 32 are both provided with a second one-way valve, the second one-way valve on the third pipeline 26 only allows air in the bottom space of the second mounting cavity 20 to flow into the top space of the third mounting cavity 27, and the second one-way valve on the fourth pipeline 32 only allows outside air to enter into the bottom space of the corresponding second mounting cavity 20 through the fourth pipeline 32, the conductive block 29 is slidably connected in the third mounting cavity 27, the lower end of the conductive block 29 is elastically connected with the inner bottom of the third mounting cavity 27 through the third spring 28, two conductive strips 30 are respectively embedded in the left and right inner walls of the third mounting cavity 27, when the cam 23 rotates in the second mounting cavity 20 on the right side, under the action of the second spring 25, the second piston plate 24 also reciprocates up and down, so that the outside air enters the bottom space of the corresponding second mounting cavity 20 through the fourth pipeline 32, enters the top space of the third mounting cavity 27 through the third pipeline 26, along with the increase of the rotation time of the rotating rod 17, the more air is accumulated in the top space of the third mounting cavity 27, it is noted that the sizes of the second mounting cavity 20 and the third mounting cavity 27 in the figure are much larger than the volume of the second mounting cavity 20, in practice, the volume of the third mounting cavity 27 is much larger than the volume of the second mounting cavity 20, the alarm is given after a longer time, the conductive block 29 is extruded to descend to the position of the conductive sheets 30, at the moment, the conductive block 29 enables the two conductive sheets 30 to be connected with electricity, the circuit is conducted, the storage battery and the alarm 31 are connected in series, the alarm 31 is conducted and gives an alarm when the circuit is conducted, and the storage battery is the power supply in the figure 4;

the alarm water changing mechanism comprises water tanks 16 which are arranged on the left side and the right side of a shell 1, the two water tanks 16 are respectively connected with the inner spaces of corresponding placing grooves 34 through two connecting pipes 15, the bottom spaces of the two placing grooves 34 are respectively connected with the outside through two sixth pipelines 35, the top space of a third installation cavity 27 is connected with the outside through a fifth pipeline 33, manual valves are respectively arranged on the fifth pipeline 33, the two sixth pipelines 35 and the two connecting pipes 15, the manual valves on the corresponding pipelines are used for workers to open or close the pipelines, a conductive block 29 is contacted with two conductive sheets 30 to lead a circuit in figure 4 to be conducted, an alarm 31 gives an alarm to remind the workers to change water, the workers firstly lead out the water in the two placing grooves 34 through the manual valves on the two sixth pipelines 35, and close the manual valves on the sixth pipelines 35 after the water is led out, the manual valves on the two connecting pipes 15 are opened, water in the two water tanks 16 is led into the corresponding placing grooves 34, the manual valves of the corresponding connecting pipes 15 are closed after the two placing grooves 34 are full of water, then the manual valve of the fifth pipeline 33 is opened, air in the third mounting cavity 27 is led out to the outside, the conductive block 29 is reset under the action of the third spring 28, and finally the manual valve on the fifth pipeline 33 is closed, so that the alarm water changing mechanism can continue to give an alarm subsequently, and a worker can be reminded to change water after a long time;

permanent magnet 7 is all installed to dwang 17 upper and lower both sides, wire frame 8 is all installed to the upper and lower inner wall of first installation cavity 4, two wire frames 8 all are the U-shaped, two wire frames 8 cooperate with two permanent magnets 7, dwang 17 makes permanent magnet 7 rotate when rotating, make wire frame 8 can cut permanent magnet 7's magnetic induction line, produce the alternating current, two wire frames 8 all with rectifier electric connection, rectifier and battery electric connection, the alternating current that two wire frames 8 produced can pass through the rectifier and convert the direct current into, the direct current can pass through the wire and then store in the battery, the battery is for reporting to the police and trade the water mechanism power supply, be the power in figure 4 promptly, battery and rectifier all do not show in the picture.

In the invention, when wind exists, the wind power can drive the wind cup 3 to rotate, the rotating shaft of the wind cup 3 can drive the first bevel gear 5 to rotate, the first bevel gear 5 and the second bevel gear 6 are meshed with each other, the second bevel gear 6 can drive the rotating rod 17 to rotate, the corresponding rotating fan 10 is driven to rotate under the action of the two transmission belts 9, so that the first magnetic blocks 12 on the rotating fan 10 rotate, the first magnetic blocks 12 act on the second magnetic blocks 13 on the filter screen at intervals, and the filter screen can shake outwards and shake off dust adhered to the filter screen due to the fact that each first magnetic block 12 and the corresponding second magnetic block 13 repel each other in the same polarity;

when the rotating rod 17 rotates, the cams 23 in the corresponding second mounting cavities 20 are driven to rotate, the two cams 23 rotate and under the action of the corresponding first springs 21, the corresponding first piston plates 22 move up and down in a reciprocating manner, so that outside air enters the corresponding second mounting cavities 20 through the corresponding first pipelines 18 and then is sprayed out from the corresponding spray heads 14 through the corresponding second pipelines 19, most of dust shaken out by the filter screen can fall into the placing groove 34, and the dust is prevented from being adsorbed by the filter screen again;

when the cam 23 in the second installation cavity 20 on the right side rotates, under the action of the second spring 25, the second piston plate 24 also moves up and down in a reciprocating manner, so that the outside air enters the bottom space of the corresponding second installation cavity 20 through the fourth pipeline 32, enters the top space of the third installation cavity 27 through the third pipeline 26, along with the increase of the rotation time of the rotating rod 17, the more air accumulated in the top space of the third installation cavity 27 presses the conductive block 29 to descend to the position of the conductive sheet 30, the conductive block 29 is in contact with the two conductive sheets 30, so that the circuit in fig. 4 is conducted, the alarm 31 gives an alarm to remind a worker to change water, the worker firstly leads out the water in the two placing grooves 34 through the manual valves on the two sixth pipelines 35, after the water is completely led out, the manual valve on the sixth pipeline 35 is closed, the manual valves on the two connecting pipes 15 are opened, the water in the two water tanks 16 is led into the corresponding placing grooves 34, when the two placing grooves 34 are full of water, the corresponding manual valves of the connecting pipes 15 are closed, then the manual valves of the fifth pipelines 33 are opened, the air in the third mounting cavity 27 is led out to the outside, the conductive blocks 29 are reset under the action of the third springs 28, and finally the manual valves on the fifth pipelines 33 are closed, so that the alarm water changing mechanism can continue to give an alarm subsequently, and a worker can be reminded to change water after a long time;

the device can utilize wind-force to make the dust of adhesion can shake off on the filter screen, under the cooperation of jet-propelled mechanism for the dust can mostly be absorbed by the water in the standing groove 34 and fall, avoids the dust adhesion on the filter screen once more, after the longer a period of time of shake mechanism operation, trigger mechanism can start, makes alarm 31 send out the police dispatch newspaper, reminds the staff to change the water of standing groove 34, avoids standing groove 34 to accumulate too much dust.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a regulator cubicle that multiwind area has automatic dust removal module of filter screen, includes casing (1), its characterized in that, the front side of casing (1) is equipped with mounting groove (2), the left and right sides of casing (1) all is equipped with the opening, two open-ended opposite side all is linked together with mounting groove (2), two filter plate (11) all install on the opening, be equipped with one first installation cavity (4), one third installation cavity (27) and two second installation cavities (20) in casing (1), two second installation cavity (20) are located the left and right sides of first installation cavity (4), third installation cavity (27) are located the downside of second installation cavity (20) on right side, two open-ended lower list all is equipped with standing groove (34), wind cup (3) are installed to the upper end of casing (1), wind cup (3), Be equipped with shake mechanism jointly in first installation cavity (4) and mounting groove (2), two be equipped with jet-propelled mechanism in second installation cavity (20), be equipped with trigger mechanism in third installation cavity (27), be equipped with in standing groove (34) and change water mechanism with trigger mechanism matched with alarm.

2. The electrical cabinet with the automatic filter screen dedusting module in the windy area according to claim 1, wherein the shaking mechanism comprises a rotating rod (17) horizontally arranged in the first installation cavity (4), two ends of the rotating rod (17) are respectively connected with the left and right inner walls of the corresponding first installation cavity (4) in a rotating manner, a second bevel gear (6) is fixedly sleeved on the rotating rod (17), the rotating shaft of the air cup (3) extends into the first installation cavity (4) and is fixedly connected with a first bevel gear (5), the first bevel gear (5) is meshed with the second bevel gear (6), the rotating fans (10) are rotatably connected with opposite sides of the two filter screen plates (11), a first transmission wheel is mounted on the rotating shafts of the two rotating fans (10), and two second transmission wheels are symmetrically mounted on the rotating rod (17), two second drive wheels and the first drive wheel that corresponds pass through drive belt (9) and link to each other, two install a plurality of first magnetic path (12) on the flabellum of rotation fan (10) to the dorsad, two install a plurality of second magnetic path (13) on the filter screen of the opposite side of filter screen board (11), every first magnetic path (12) and corresponding second magnetic path (13) like poles repel each other.

3. The electrical cabinet with the automatic filter screen dedusting module in the windy area according to claim 2, wherein the air injection mechanism comprises two first piston plates (22) slidably connected to corresponding second installation cavities (20), the left and right ends of the rotating rod (17) respectively extend into the corresponding second installation cavities (20) and are respectively provided with a cam (23), the two first piston plates (22) are respectively elastically connected with the inner tops of the corresponding second installation cavities (20) through two first springs (21), the lower ends of the two first piston plates (22) are abutted against the upper ends of the corresponding cams (23), the top spaces of the two second installation cavities (20) are respectively connected with the outside through two first pipelines (18), the opposite inner walls of the two second installation cavities (20) are respectively provided with second pipelines (19), and the two second pipelines (19) are both communicated with the corresponding second installation cavities (20), two the one end that second pipeline (19) kept away from corresponding second installation cavity (20) extends to open-ended headspace and all installs shower nozzle (14), two all install first check valve on first pipeline (18) and two second pipelines (19).

4. The electrical cabinet with the automatic filter screen dedusting module in the windy area according to claim 3, wherein the triggering mechanism comprises a second piston plate (24) slidably connected in a second mounting cavity (20) on the right side, the upper end of the second piston plate (24) abuts against the lower end of a corresponding cam (23), the lower end of the second piston plate (24) is elastically connected with the inner bottom of the corresponding second mounting cavity (20) through a second spring (25), the bottom space of the second mounting cavity (20) on the right side is connected with the top space of a third mounting cavity (27) through a third pipeline (26), the bottom space of the second mounting cavity (20) on the right side is communicated with the outside through a fourth pipeline (32), second one-way valves are respectively mounted on the third pipeline (26) and the fourth pipeline (32), and a conductive block (29) is slidably connected in the third mounting cavity (27), the lower extreme of conducting block (29) passes through the interior bottom elastic connection of third spring (28) and third installation cavity (27), inner wall inlays respectively about third installation cavity (27) and is equipped with two conducting strips (30).

5. The electrical cabinet with the automatic filter screen dedusting module in the windy area according to claim 4, wherein the alarm water changing mechanism comprises water tanks (16) which are mounted on the left side and the right side of the shell (1), the two water tanks (16) are respectively connected with the inner space of the corresponding placing groove (34) through two connecting pipes (15), the bottom spaces of the two placing grooves (34) are respectively connected with the outside through two sixth pipelines (35), the top space of the third mounting cavity (27) is connected with the outside through a fifth pipeline (33), manual valves are mounted on the fifth pipeline (33), the two sixth pipelines (35) and the two connecting pipes (15), and an alarm (31) is mounted on the left side of the shell (1).

6. The electrical cabinet with the automatic dedusting module for the filter screen in the windy area according to claim 1, wherein permanent magnets (7) are installed on the upper side and the lower side of the rotating rod (17), wire frames (8) are installed on the upper inner wall and the lower inner wall of the first installation cavity (4), and the two wire frames (8) are matched with the two permanent magnets (7).