CN217508004U

CN217508004U - Power cabinet device for ventilation dustproof equipment

Info

Publication number: CN217508004U
Application number: CN202221329199.9U
Authority: CN
Inventors: 惠鑫; 刘超; 刘为智
Original assignee: Shandong Lianhao Electromechanical Equipment Co ltd
Current assignee: Shandong Lianhao Electromechanical Equipment Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-09-27
Anticipated expiration: 2032-05-30

Abstract

The utility model belongs to the technical field of electrical equipment, in particular to a power cabinet device for ventilation and dust prevention equipment, which comprises a cabinet body, wherein the cabinet body comprises a main cabin, a dust-proof cabin, a heat dissipation cabin, a dust-proof top cover and a base, the main cabin is provided with a main cabin door on the outer wall of the front side vertical to the ground, the dust-proof top cover is arranged above the main cabin, the base is arranged below the main cabin, the heat dissipation cabin is arranged on the outer wall of the left side of the main cabin, the dust-proof cabin is arranged in the middle of the lower right side of the main cabin, the dust-proof filtering effect on dust and foreign matters is more effectively realized through a three-layer dust-proof system, a filtering screen plate is arranged in a mode of being freely moved and replaced, the cleaning is more convenient, the temperature can be timely reduced by introducing air when the temperature in the main cabin is higher through the establishment of an air draft motor, and the air in the main cabin can rapidly and circularly flow, through the establishment of heat dissipation fan, can be convenient for with the leading-in heat dissipation cabin of air in the main cabin to with the interior air flow of air acceleration cabinet of air draft motor during operation together, realize high-efficient cooling.

Description

Power cabinet device for ventilation dustproof equipment

Technical Field

The utility model belongs to the technical field of power equipment, concretely relates to power cabinet device that ventilation dust keeper used.

Background

The power cabinet is an electrical control cabinet combination for providing power for normal operation of the whole machine, in the prior art, heat dissipation windows are arranged on two sides of a cabinet body of the power cabinet, the working temperature in the power cabinet can be reduced to a certain extent through the heat dissipation windows, however, the effect of timely cooling cannot be achieved by means of natural wind, and the cooling effect is poor, so that the condition that equipment in the cabinet works in a high-temperature environment for a long time is caused, equipment short circuit and other negative effects can be caused, meanwhile, some fine sundries or dust in the working surrounding environment can enter the cabinet body to cover exposed components, excessive dust covers the components and can corrode the components, and the service life of the components and parts can be greatly shortened in the past.

SUMMERY OF THE UTILITY MODEL

The utility model provides a power cabinet device for ventilation dustproof equipment, which can be convenient for blocking dust when outside air enters a dustproof cabin by the establishment of a first dustproof net, can be convenient for blocking dust when outside air is sucked into the main cabin by an air draft motor, can be convenient for blocking dust in the dustproof cabin by the establishment of a second dustproof net, can be convenient for adsorbing and filtering dust and foreign matters remained in the main cabin by the establishment of a filter screen plate, can more effectively play the effect of dustproof and filtering the dust and foreign matters by the three-layer dustproof system, and the filter screen plate is arranged in a mode of being freely moved and replaced, is more convenient for cleaning, can be convenient for leading air to be timely cooled when the temperature in the main cabin is higher by the establishment of the air draft motor, and leads the air in the main cabin to rapidly circulate and flow, through the establishment of heat dissipation fan, can be convenient for with the leading-in heat dissipation cabin of air in the main cabin to with the air flow in the convulsions motor during operation ability acceleration cabinet, realize high-efficient cooling, through the establishment of louvre, can be convenient for with the air escape in the heat dissipation cabin, have simple to use convenience, and convenient efficient characteristics.

The utility model provides a following technical scheme: the utility model provides a power cabinet device that ventilation dust-proof equipment used, includes the cabinet body, the cabinet body includes main cabin, dustproof cabin, heat dissipation cabin, dustproof top cap, base, main cabin has installed main hatch door on the positive outer wall on perpendicular to ground, dustproof top cap has been installed to the top in main cabin, the base has been installed to the below in main cabin, the heat dissipation cabin has been installed on the left outer wall in main cabin, the dustproof cabin has been installed between two parties in the right side below in main cabin, the dustproof cabin includes fixed plate, backup pad, first dust screen, air draft motor, second dust screen, holds dust box, dustproof hatch door, the heat dissipation cabin is including going out tuber pipe, heat dissipation fan, filter plate, relay protection device, heat dissipation hatch door.

The main cabin is a rectangular cabinet body made of stainless steel and hollow inside, five transverse frames are horizontally arranged in the main cabin at equal intervals in the height direction, two rectangular windows which are longitudinally arranged are arranged on the inner wall on the left side of the main cabin, strip-shaped grooves are formed in the sections of the top end and the bottom end of each window, a second dust screen is arranged on the inner wall on the right side of the main cabin, and a group of screw holes are horizontally formed in the middle lower part and the middle upper part of the outer wall on the right side of the main cabin; through setting up of horizontal frame, can be convenient for place the components and parts that work needs, through setting up of recess, can be convenient for cross filter plate can be by the laminating place in the wall seam of main cabin among, through setting up of second dust screen, can be convenient for air draft motor plays the effect with the dust separation in the dust cabin when inhaling main cabin with external air.

The dustproof cabin is characterized in that a first dustproof net is arranged at the right end of the dustproof cabin, an air draft motor is arranged inside the dustproof cabin, a fixed plate is arranged at the top end of the dustproof cabin, a supporting plate is arranged below the middle of the dustproof cabin, a stainless steel plate fixedly connected with the fixed plate and the supporting plate is arranged behind the dustproof cabin, a dustproof cabin door is arranged on a positive section perpendicular to the ground, and a handle lock is arranged on the position, close to the right, of the middle section of the outer wall of the dustproof cabin door; through the establishment of first dust screen, the convulsions motor of can being convenient for plays the effect with the dust separation outside when inhaling the dust proof cabin with external air, through the establishment of convulsions motor, can be convenient for when the temperature in the main cabin is higher, the induced air that can be timely cools down, make the air in the main cabin carry out quick circulation and flow, through the establishment of fixed plate and backup pad, can be convenient for separate convulsions motor and dust storage box, and played the fixed action to convulsions motor and first dust screen, through the establishment of dustproof hatch door and handle lock, can be convenient for make the dust proof cabin form a confined region, guarantee the stable environment at the during operation under-deck, and can be convenient for carry out long-term maintenance to the equipment in the dust proof cabin.

The fixing plate is an L-shaped stainless steel plate, the front side surface of the supporting plate is the L-shaped stainless steel plate, the surface of the supporting plate, which is parallel to the ground, is provided with a rectangular frame with a hollow interior, a group of screw holes are horizontally formed in the protruding parts of the left ends of the fixing plate and the supporting plate, the screw holes are mutually screwed and matched with bolts, and dust storage boxes with equal width and equal length are arranged below the supporting plate; through the hollow frame design in inside of backup pad, make the convulsions motor not have the separation at during operation first dust screen and by the successful separation of second dust screen outside the dust foreign matter can fall into the box that holds, through the establishment of holding the dust box, can be convenient for will be stored by separation and inspiratory dust foreign matter, thereby make things convenient for the later stage to clean the maintenance of equipment, through the establishment of bolt and screw, can be convenient for be connected dustproof cabin and main cabin.

An observation window is arranged above the middle of the outer wall of the main cabin door, a handle lock is arranged at the position of the main cabin door close to the right of the middle section of the outer wall, and two vertically arranged filter screen grooves are formed in the left side of the main cabin door; the main cabin door and the handle lock are arranged, so that the regulation, the maintenance and other operations of components of the main cabin can be conveniently carried out, and the condition in the main cabin can be conveniently and visually monitored through the arrangement of the observation window.

The filter screen plate comprises a filter screen and a baffle plate, wherein the baffle plate is an unclosed three-edge frame, two brackets of the baffle plate parallel to the ground are provided with symmetrical clamping grooves on the inner wall in the length direction, the clamping grooves are matched with the filter screen, the filter screen plate is matched with the grooves, and the filter screen is a fiber net with certain adsorption performance; through the establishment of filter screen groove, can be convenient for more convenient change the washing to filtering screen plate, through the establishment of filtering screen plate, can be convenient for adsorb the filtration to remaining dust foreign matter in the main tank, through the establishment of draw-in groove, can be convenient for fix the filter screen on the baffle to accomplish the equipment of filtering screen plate, also be convenient for to the dismantlement and the washing of filter screen.

The heat dissipation cabin is a rectangular cabin, a heat dissipation cabin door is arranged on the outer wall of the side, opposite to a heat dissipation fan, of the heat dissipation cabin, two air outlet pipes are vertically arranged above and below the middle part of the inner wall, connected with the main cabin, of the heat dissipation cabin, the right ends of the air outlet pipes are connected with the filter screen plate, the heat dissipation fan is arranged at the left ends of the air outlet pipes, a relay protection device is arranged above the heat dissipation fan, two warning lamps are arranged on the outer wall of the front side of the heat dissipation cabin, and the warning lamps are connected with the relay protection device; through the establishment of a tuber pipe, can be convenient for with the leading-in heat dissipation fan of air through filter plate, through the establishment of heat dissipation fan, can be convenient for with the leading-in heat dissipation cabin of air in the main cabin, and the air flow in the cabinet can be quickened with the time of working together with air draft motor, realize high-efficient cooling, through relay protection device and warning light establishment, the power increase of fan that dispels the heat because of adsorbing too much dust when filter plate, trigger relay protection device thereupon, the warning light will light, can be convenient for in time indicate the staff should change or wash filter plate.

The handle lock is arranged on the position, which is slightly to the right, of the middle section of the outer wall of the heat dissipation cabin door, two groups of heat dissipation holes which are vertically arranged are formed in the outer wall of the heat dissipation cabin door, the heat dissipation holes are in the shape of long-strip-shaped openings which protrude from the outer wall in an arc shape, the opening parts of the heat dissipation holes face the ground, and the number of each group of the heat dissipation holes is a plurality of heat dissipation holes which are arranged in a form of a square at equal intervals; the heat dissipation cabin door and the handle lock are arranged, so that the heat dissipation cabin can be cleaned and maintained conveniently, and air in the heat dissipation cabin can be exhausted conveniently by arranging the heat dissipation holes.

The utility model has the advantages that: the arrangement of the first dustproof net is convenient for the air draft motor to play a role of blocking dust outside when the air from the outside is sucked into the dustproof cabin, the arrangement of the second dustproof net is convenient for the air draft motor to play a role of blocking dust in the dustproof cabin when the air from the outside is sucked into the main cabin, the arrangement of the air draft motor can be convenient for timely introducing air for cooling when the temperature in the main cabin is higher, so that the air in the main cabin can rapidly and circularly flow, the arrangement of the fixed plate and the supporting plate can be convenient for the separation of the air draft motor and the dust storage box, and the fixing function of the air draft motor and the first dustproof net is realized, the arrangement of the dustproof cabin door and the handle lock can be convenient for the dustproof cabin to form a closed area during work, the stable environment in the cabin is ensured, and the long-term maintenance of equipment in the dustproof cabin can be convenient, the main cabin door and the handle lock are arranged, so that the operations such as regulation, control, maintenance and the like of components of the main cabin can be conveniently carried out, the condition inside the main cabin can be conveniently and visually and conveniently monitored by arranging the observation window, the filter screen plate can be conveniently and conveniently replaced and cleaned by arranging the filter screen groove, the dust and foreign matters remained in the main cabin can be conveniently adsorbed and filtered by arranging the filter screen plate, the filter screen can be conveniently fixed on the baffle plate by arranging the clamping groove, so that the assembly of the filter screen plate is completed, the disassembly and cleaning of the filter screen plate are also facilitated, the air passing through the filter screen plate can be conveniently guided into the heat dissipation fan by arranging the air outlet pipe, the air in the main cabin can be conveniently guided into the heat dissipation cabin by arranging the heat dissipation fan, and the air flow in the cabinet can be accelerated when the air outlet pipe works together with the air draft motor, so that the efficient cooling is realized, through the establishment of relay protection device and warning light, the power increase that causes the heat dissipation fan because of adsorbing too much dust when crossing filter plate, triggers relay protection device thereupon, the warning light will light, can be convenient for in time indicate the staff should change or wash filter plate, through the establishment of heat dissipation hatch door and handle lock, can be convenient for clear up the heat dissipation cabin and maintain, through the establishment of louvre, can be convenient for with the air escape in the heat dissipation cabin.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic sectional structure of the present invention;

fig. 3 is a left side view of the present invention;

FIG. 4 is a schematic structural view of the filter plate of the present invention;

FIG. 5 is a schematic view of the installation of the filter screen plate of the present invention;

in the figure: 1. a cabinet body; 2. a main cabin; 3. a dust-proof cabin; 4. a heat dissipation compartment; 5. a dust-proof top cover; 6. a base; 7. a fixing plate; 8. a support plate; 9. a first dust screen; 10. an air draft motor; 11. a second dust screen; 12. a dust storage box; 13. a bolt; 14. a screw hole; 15. an air outlet pipe; 16. a heat dissipation fan; 17. a filter screen plate; 18. a relay protection device; 19. a groove; 20. a transverse rack; 21. heat dissipation holes; 22. a handle lock; 23. a heat dissipation cabin door; 24. a dust-proof cabin door; 25. a warning light; 26. an observation window; 27. a main hatch; 28. a filter screen groove; 29. a filter screen; 30. a baffle plate; 31. a clamping groove.

Detailed Description

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a power cabinet device that ventilation dust-proof equipment used, includes the cabinet body 1, the cabinet body 1 includes main cabin 2, dustproof cabin 3, heat dissipation cabin 4, dustproof top cap 5, base 6, main cabin 2 has installed main hatch door 27 on the positive outer wall on perpendicular to ground, dustproof top cap 5 has been installed to the top in main cabin 2, base 6 has been installed to the below in main cabin 2, heat dissipation cabin 4 has been installed on the left outer wall in main cabin 2, dustproof cabin 3 has been installed between two parties in the right side below in main cabin 2, dustproof cabin 3 includes fixed plate 7, backup pad 8, first dust screen 9, air draft motor 10, second dust screen 11, holds dirt box 12, dustproof hatch door 24, heat dissipation cabin 4 is including going out tuber pipe 15, heat dissipation fan 16, filter plate 17, relay protection device 18, heat dissipation hatch door 23.

The main cabin 2 is a rectangular cabinet body 1 made of stainless steel and hollow inside, five transverse frames 20 are horizontally arranged in the main cabin 2 at equal intervals in the height direction, two rectangular windows which are longitudinally arranged are arranged on the inner wall on the left side of the main cabin 2, strip-shaped grooves 19 are formed in the sections of the top end and the bottom end of each window, a second dust screen 11 is arranged on the inner wall on the right side of the main cabin 2, and a group of screw holes 14 are horizontally formed in the middle lower part and the middle upper part of the outer wall on the right side of the main cabin 2; through setting up of horizontal shelf 20, can be convenient for place the components and parts that work needs, through setting up of recess 19, can be convenient for filter screen 17 can be by placing among the wall seam of main cabin 2 of laminating, through setting up of second dust screen 11, can be convenient for air draft motor 10 play the effect with the dust separation in dust cabin 3 when inhaling main cabin 2 with external air in.

A first dustproof net 9 is arranged at the right end of the dustproof cabin 3, an air draft motor 10 is arranged inside the dustproof cabin 3, a fixed plate 7 is arranged at the top end of the dustproof cabin 3, a supporting plate 8 is arranged below the middle of the dustproof cabin 3, a stainless steel plate fixedly connected with the fixed plate 7 and the supporting plate 8 is arranged behind the dustproof cabin 3, a dustproof cabin door 24 is arranged on a positive section perpendicular to the ground of the dustproof cabin 3, and a handle lock 22 is arranged at the position, close to the right, of the middle section of the outer wall of the dustproof cabin door 24; through the establishment of first dust screen 9, the convulsions motor 10 of can being convenient for plays the effect with the dust separation outside when inhaling in the dust proof cabin 3 with external air, through the establishment of convulsions motor 10, can be convenient for when the temperature in main cabin 2 is higher, the introduction air that can be timely cools down, make the air in the main cabin 2 carry out quick circulation and flow, through the establishment of fixed plate 7 and backup pad 8, can be convenient for separate convulsions motor 10 and dust storage box 12, and played the fixed action to convulsions motor 10 and first dust screen 9, through the establishment of dustproof hatch door 24 and handle lock 22, can be convenient for make dust proof cabin 3 form a confined region, guarantee the stable environment at the during operation under-deck, and can be convenient for carry out long-term maintenance to the equipment in the dust proof cabin 3.

The fixing plate 7 is an L-shaped stainless steel plate, the front side surface of the supporting plate 8 is the L-shaped stainless steel plate, the surface of the supporting plate 8 parallel to the ground is provided with a rectangular frame with a hollow interior, a group of screw holes 14 are horizontally formed in the protruding parts of the left ends of the fixing plate 7 and the supporting plate 8, the screw holes 14 are mutually screwed and matched with bolts 13, and dust storage boxes 12 with equal width and equal length are arranged below the supporting plate 8; through the hollow frame design in inside of backup pad 8, make convulsions motor 10 do not have the separation at during operation first dust screen 9 and by the successful separation of second dust screen 11 outside the dust foreign matter can fall into the box 12 that holds dust, through the establishment of the box 12 that holds dust, can be convenient for store by separation and inspiratory dust foreign matter, thereby make things convenient for the later stage to clean the maintenance of equipment, through the establishment of bolt 13 and screw 14, can be convenient for be connected dust proof cabin 3 with main cabin 2.

An observation window 26 is arranged above the middle of the outer wall of the main cabin door 27, a handle lock 22 is arranged at the position of the middle section of the outer wall of the main cabin door 27 close to the right, and two vertically arranged filter screen grooves 28 are formed in the left side of the main cabin door 27; the main cabin door 27 and the handle lock 22 are arranged, so that the regulation, the maintenance and other operations of the components of the main cabin 2 can be conveniently carried out, and the condition inside the main cabin 2 can be conveniently and intuitively monitored through the arrangement of the observation window 26.

The filter screen groove 28 is a strip-shaped square groove, the filter screen groove 28 is matched with the protruding part of the filter screen plate 17, the filter screen plate 17 comprises a filter screen 29 and a baffle 30, the baffle 30 is an unclosed three-side frame, the inner walls of two supports of the baffle 30 parallel to the ground in the length direction are both provided with clamping grooves 31 which are symmetrical to each other, the clamping grooves 31 are matched with the filter screen 29, the filter screen plate 17 is matched with the grooves 19, and the filter screen 29 is a fiber net with certain adsorption performance; through the establishment of the filter screen groove 28, the filter screen plate 17 can be conveniently and rapidly replaced and cleaned, through the establishment of the filter screen plate 17, the residual dust and foreign matters in the main cabin 2 can be conveniently adsorbed and filtered, through the establishment of the clamping groove 31, the filter screen 29 can be conveniently fixed on the baffle 30, so that the assembly of the filter screen plate 17 is completed, and the disassembly and cleaning of the filter screen 29 are also convenient.

The heat dissipation cabin 4 is a rectangular square cabin, a heat dissipation cabin door 23 is arranged on the outer wall of the side, opposite to a heat dissipation fan 16, of the heat dissipation cabin 4, two air outlet pipes 15 are vertically arranged above and below the middle of the inner wall, connected with the main cabin 2, of the heat dissipation cabin 4, the right ends of the air outlet pipes 15 are connected with the filter screen 17, the heat dissipation fan 16 is arranged at the left end of each air outlet pipe 15, a relay protection device 18 is arranged above each heat dissipation fan 16, two warning lamps 25 are arranged on the outer wall of the front side of the heat dissipation cabin 4, and the warning lamps 25 are connected with the relay protection device 18; through the establishment of the air outlet pipe 15, the leading-in heat dissipation fan 16 of air through the filter screen board 17 can be convenient for, through the establishment of the heat dissipation fan 16, the leading-in heat dissipation cabin 4 of air in the main cabin 2 can be convenient for, and can accelerate the air flow in the cabinet when working together with the air draft motor 10, realize high-efficient cooling, through the establishment of relay protection device 18 and warning light 25, because of adsorbing too much dust and causing the power increase of heat dissipation fan 16 when filter screen board 17, trigger relay protection device 18 thereupon, warning light 25 will light, can be convenient for in time indicate the staff should change or wash filter screen board 17.

A handle lock 22 is arranged on the position, which is slightly to the right, of the middle section of the outer wall of the heat dissipation cabin door 23, two groups of heat dissipation holes 21 which are vertically arranged are formed in the outer wall of the heat dissipation cabin door 23, the heat dissipation holes 21 are shaped like long-strip-shaped openings which are protruded on the outer wall in an arc shape, the opened parts of the heat dissipation holes face the ground, and the number of each group of the heat dissipation holes 21 is a plurality of heat dissipation holes which are arranged in a form of being in a form of a square at equal intervals; the heat dissipation cabin 4 can be cleaned and maintained conveniently by arranging the heat dissipation cabin door 23 and the handle lock 22, and the air in the heat dissipation cabin 4 can be exhausted conveniently by arranging the heat dissipation holes 21.

The utility model discloses a theory of operation and use flow: when in use, firstly, the transverse frame 20 is arranged to facilitate the placement of components required by work, the groove 19 is arranged to facilitate the attachment of the filter screen 17 in the wall seam of the main cabin 2, the second dust screen 11 is arranged to facilitate the dust blocking of the air draft motor 10 in the dust cabin 3 when the external air is sucked into the main cabin 2, the first dust screen 9 is arranged to facilitate the air draft motor 10 in the dust cabin 3 when the external air is sucked into the dust cabin, the air draft motor 10 is arranged to facilitate the dust blocking of the dust, the air draft motor 10 is arranged to facilitate the timely introduction of air for cooling when the temperature in the main cabin 2 is high, the air in the main cabin 2 is rapidly circulated and flows, the fixing plate 7 and the supporting plate 8 are arranged to facilitate the separation of the air draft motor 10 and the dust storage box 12, and the fixing of the air draft motor 10 and the first dust screen 9 is realized, through the arrangement of the dustproof cabin door 24 and the handle lock 22, the dustproof cabin 3 can form a closed area, the stable environment in the cabin can be ensured when the dustproof cabin is in operation, the equipment in the dustproof cabin 3 can be maintained for a long time, through the hollow frame design in the supporting plate 8, the dust foreign matters which are not completely blocked by the first dustproof net 9 and are successfully blocked by the second dustproof net 11 when the air draft motor 10 is in operation can fall into the dust storage box 12, through the arrangement of the dust storage box 12, the blocked and sucked dust foreign matters can be stored, so that the later maintenance and cleaning of the equipment are facilitated, through the arrangement of the bolts 13 and the screw holes 14, the dustproof cabin 3 can be conveniently connected with the main cabin 2, through the arrangement of the main cabin door 27 and the handle lock 22, the regulation, the maintenance and other operations of the components of the main cabin 2 can be facilitated, through the arrangement of the observation window 26, the condition inside the main cabin 2 can be conveniently and intuitively and conveniently monitored, the filter screen plate 17 can be conveniently and conveniently replaced and cleaned by arranging the filter screen plate 17, the dust and foreign matters remained in the main cabin 2 can be conveniently adsorbed and filtered by arranging the filter screen plate 17, the filter screen 29 can be conveniently fixed on the baffle 30 by arranging the clamping groove 31, so that the assembly of the filter screen plate 17 is completed, the disassembly and cleaning of the filter screen plate 29 are also convenient, the air passing through the filter screen plate 17 can be conveniently guided into the heat dissipation fan 16 by arranging the air outlet pipe 15, the air in the main cabin 2 can be conveniently guided into the heat dissipation cabin 4 by arranging the heat dissipation fan 16, the air flow in the cabinet can be accelerated when the air outlet pipe works together with the air draft motor 10, the efficient cooling is realized, the power of the heat dissipation fan 16 is increased due to the excessive dust adsorption of the filter screen plate 17 by arranging the relay protection device 18 and the warning lamp 25, the relay protection device 18 is triggered, the warning lamp 25 is turned on, the worker can be prompted to replace or clean the filter screen 17 in time, the heat dissipation cabin 4 can be cleaned and maintained conveniently through the heat dissipation cabin door 23 and the handle lock 22, and air in the heat dissipation cabin 4 can be exhausted conveniently through the heat dissipation holes 21.

Claims

1. The utility model provides a power cabinet device that ventilation dustproof equipment used which characterized in that: including the cabinet body (1), the cabinet body (1) is including main cabin (2), dust-proof cabin (3), heat dissipation cabin (4), dustproof top cap (5), base (6), main cabin (2) have been installed main hatch door (27) on the positive outer wall on perpendicular to ground, dust-proof top cap (5) have been installed to the top of main cabin (2), base (6) have been installed to the below of main cabin (2), heat dissipation cabin (4) have been installed on the left outer wall of main cabin (2), dust-proof cabin (3) have been installed between two parties to the right below of main cabin (2), dust-proof cabin (3) are including fixed plate (7), backup pad (8), first dust screen (9), convulsions motor (10), second dust screen (11), hold dirt box (12), dust-proof cabin door (24), heat dissipation cabin (4) are including air-out pipe (15), heat dissipation fan (16), filter plate (17), A relay protection device (18) and a heat dissipation cabin door (23).

2. The power cabinet device for the ventilation and dust-proof equipment of claim 1, wherein: the utility model discloses a cabinet, including main cabin (2), five horizontal racks (20) have been installed to the equidistant level in direction of height in the inside of main cabin (2), set up two longitudinal arrangement's rectangle window on the left inner wall of main cabin (2), and all seted up bar-type groove (19) on the top of window and the cross-section of bottom, second dust screen (11) have been installed on the right-hand inner wall of main cabin (2), a set of screw (14) have been seted up to the well below and the equal horizontally in middle and upper side of the right-hand outer wall of main cabin (2).

3. The power cabinet device for the ventilation and dust-proof equipment of claim 1, wherein: first dust screen (9) have been installed to the right-hand member of dustproof chamber (3), convulsions motor (10) have been installed to the inside of dustproof chamber (3), fixed plate (7) have been installed on the top of dustproof chamber (3), backup pad (8) have been installed to the well below of dustproof chamber (3), the rear of dustproof chamber (3) is with fixed plate (7) and backup pad (8) fixed connection's corrosion resistant plate, dustproof hatch door (24) have been installed on the forward cross-section on perpendicular to ground in dustproof chamber (3), hand lock (22) have been installed in dustproof hatch door (24) on the position that the outer wall middle section leaned on the right.

4. A power cabinet apparatus for a ventilation and dust-proof device according to claim 3, wherein: fixed plate (7) are L shape corrosion resistant plate, the positive flank of backup pad (8) is L shape corrosion resistant plate, backup pad (8) are on a parallel with that one side on ground sets up to inside hollow rectangular frame, a set of screw (14) have been seted up to equal level on the left end bulge of fixed plate (7) and backup pad (8), screw (14) and bolt (13) are each other to connect soon and are agreed with, dust storage box (12) of equal width isometric are installed to the below of backup pad (8).

5. The power cabinet device for the ventilation and dust-proof equipment of claim 1, wherein: an observation window (26) is arranged above the middle of the outer wall of the main cabin door (27), a handle lock (22) is arranged at the position of the middle section of the outer wall of the main cabin door (27) close to the right, and two vertically arranged filter screen grooves (28) are formed in the left side of the main cabin door (27).

6. The power cabinet device for ventilation and dust prevention equipment according to claim 5, characterized in that: filter screen groove (28) are rectangular form square groove, filter screen groove (28) coincide each other with the bulge of filtering screen board (17), filter screen board (17) include filter screen (29) and baffle (30), baffle (30) are the trilateral frame of a not closed, baffle (30) are on a parallel with two supports on ground and all set up draw-in groove (31) of mutual symmetry on length direction's inner wall, draw-in groove (31) coincide each other with filter screen (29), filter screen board (17) coincide each other with recess (19), filter screen (29) are the fibre web of certain adsorption performance.

7. The power cabinet device for the ventilation and dust-proof equipment of claim 1, wherein: the utility model discloses a fan, including heat dissipation cabin (4), heat dissipation cabin (4) and heat dissipation fan (16), heat dissipation cabin door (23) have been installed on the outer wall of the one side relative with heat dissipation fan (4) in heat dissipation cabin (4), heat dissipation cabin (4) top and well below vertical arrangement two play tuber pipes (15) in the inner wall that meets with main cabin (2), the right-hand member that goes out tuber pipe (15) all meets with filter plate (17), heat dissipation fan (16) have all been installed to the left end that goes out tuber pipe (15), relay protection device (18) have all been installed to heat dissipation fan (16) top, be equipped with two warning lights (25) on the positive outer wall in heat dissipation cabin (4), warning light (25) all are connected with relay protection device (18).

8. The power cabinet device for a ventilation and dust prevention apparatus according to claim 7, wherein: handle lock (22) have been installed on the position of the oblique right side in outer wall middle section of heat dissipation hatch door (23), two sets of vertical arrangement's louvre (21) have been seted up on the outer wall of heat dissipation hatch door (23), the shape of louvre (21) is for using the arc to bulge the rectangular form opening on the outer wall, its open-ended part subtend ground, the number of louvre (21) every group is a plurality of to the equidistant form of squad is arranged.