CN215221314U - High-voltage power distribution cabinet with dustproof explosion-proof device - Google Patents

Abstract

The utility model discloses a high voltage distribution cabinet with dustproof explosion-proof equipment, its technical scheme is: the dust removal box comprises a box body, the inside heat dissipation mechanism and the dust removal mechanism of being equipped with of box, heat dissipation mechanism is located the dust removal mechanism inboard, heat dissipation mechanism and dust removal mechanism all extend to the box rear side. Heat dissipation mechanism includes two inner chambers, two the inner chamber all inlays to be established at box top inboard, two the inner chamber is symmetry form evenly distributed, and one kind has dustproof explosion-proof equipment high voltage distribution cabinet beneficial effect and is: use the utility model discloses time third pivot and second pivot drive the fan and rotate, the copper pipe in the electricity cabinet outside absorbs the heat that the electricity cabinet distributed out, the heat pipe is inside the leading-in spiral cooling tube of heat that the copper pipe absorbed, corotation's fan cools off spiral cooling tube, the fan of reversal absorbs the inside hot-blast of support frame to realize that the inside air flow speed of support frame accelerates, improve spiral cooling tube's radiating efficiency, guaranteed the life-span of receiving of electricity cabinet.

Description

High-voltage power distribution cabinet with dustproof explosion-proof device

Technical Field

The utility model relates to a high voltage distribution cabinet technical field, concretely relates to high voltage distribution cabinet with dustproof explosion-proof equipment.

Background

The high-voltage power distribution cabinet is an electrical appliance product which is used for power generation, power transmission, power distribution, electric energy conversion and consumption of an electric power system and plays roles of on-off, control or protection and the like, and has a voltage grade of 3.6-550 kV, and mainly comprises a high-voltage circuit breaker, a high-voltage isolating switch, a grounding switch, a high-voltage load switch, a high-voltage automatic reclosing and sectionalizing device, a high-voltage operating mechanism, a high-voltage explosion-proof power distribution device, a high-voltage switch cabinet and the like. The high-voltage switch manufacturing industry is an important component of the power transmission and transformation equipment manufacturing industry and plays a very important role in the whole power industry.

The prior art has the following defects: the existing high-voltage power distribution cabinet is not provided with a device for effectively isolating dust from entering the switch cabinet, and meanwhile, the switch cabinet is not provided with a heat dissipation function, so that when the temperature in the cabinet is too high, explosion is easily caused, great hidden danger is caused to the safety of workers, and when the switch cabinet is impacted by the outside, the device inside the switch cabinet is easily damaged, so that the working efficiency is influenced.

Therefore, the invention is necessary to invent the high-voltage power distribution cabinet with the dustproof explosion-proof device.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a high voltage distribution cabinet with dustproof explosion-proof equipment cools off spiral cooling tube through corotation's fan, and the fan of reversal absorbs the inside hot-blast of support frame, and the connecting plate makes a round trip to extrude the gasbag to solve current high voltage distribution cabinet and do not have the device of effectively isolated dust entering cubical switchboard, the inside problem that does not have the heat dissipation function of cubical switchboard simultaneously.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a high voltage distribution cabinet with dustproof explosion-proof equipment, includes the box, inside heat dissipation mechanism and the dust removal mechanism of being equipped with of box, heat dissipation mechanism is located the dust removal mechanism inboard, heat dissipation mechanism and dust removal mechanism all extend to the box rear side.

The heat dissipation mechanism comprises two inner chambers, the two inner chambers are embedded inside the top of the box body and are symmetrically and uniformly distributed, a supporting plate is fixedly connected to the rear side of the box body, a motor is arranged on the top of the supporting plate, a first rotating shaft is fixedly connected to an output shaft of the motor, the front end of the first rotating shaft extends into the box body, a first bevel gear is fixedly sleeved outside the front end of the first rotating shaft, a second bevel gear is arranged at the top end of the first bevel gear, a second rotating shaft is fixedly connected to the bottom end of the second bevel gear, a first gear is fixedly sleeved outside the second rotating shaft, a second gear is arranged on one side of the first gear, a third rotating shaft is embedded inside the second gear, fans are fixedly sleeved outside the third rotating shaft and the second rotating shaft, the two fans are respectively positioned on the tops of the first gear and the second gear, and are respectively positioned inside the two inner chambers, a supporting frame is embedded in the box body, an electric cabinet is arranged at the top of the inner side of the bottom of the supporting frame, a plurality of copper pipes are arranged on two sides of the electric cabinet and are uniformly distributed, heat conduction pipes are fixedly connected to the tops of the copper pipes, spiral radiating pipes are fixedly connected to the inner sides of the heat conduction pipes, the bottoms of the spiral radiating pipes are in contact with the top of the electric cabinet, and a damping part is arranged on the outer side of the supporting frame;

the dust removal mechanism comprises a first chain wheel and a second chain wheel, the first chain wheel and the second chain wheel are fixedly sleeved outside a first rotating shaft, the first chain wheel is positioned on the front side of the second chain wheel, the first chain wheel and the second chain wheel are positioned on the rear side of a box body, a fourth rotating shaft and a fifth rotating shaft are embedded inside the box body, the fourth rotating shaft and the fifth rotating shaft are symmetrically and uniformly distributed, the front ends of the fourth rotating shaft and the fifth rotating shaft extend into the box body, a third chain wheel and a fourth chain wheel are fixedly sleeved outside the fourth rotating shaft and the fifth rotating shaft respectively, a first chain is fixedly sleeved outside the first chain wheel and the third chain wheel, the first chain wheel and the third chain wheel are connected through a first chain drive, a second chain is fixedly sleeved outside the second chain wheel and the fourth chain wheel, the second chain wheel and the fourth chain wheel are connected through a second chain drive, fourth pivot and fifth pivot front end all fixed cup joint have the pinion, two the pinion outside all is equipped with the rack, two the rack meshes with two pinions respectively mutually, two the equal fixedly connected with connecting plate in rack top and bottom, four stripper plate of box both sides inner wall fixedly connected with, four the stripper plate is two bisymmetry form evenly distributed, four the stripper plate is located four connecting plate outsides, four the stripper plate all is equipped with gasbag, four with four connecting plate inboards the gasbag gas outlet and air inlet all are equipped with the single valve, four single valve all passes through threaded connection with air inlet and gas outlet.

Preferably, two filter screens are embedded in the inner walls of two sides of the box body and are uniformly distributed in a pairwise symmetrical mode, and the two filter screens are fixedly embedded in the inner cavity and are provided with ventilating nets which are located at the tops of the two fans respectively.

Preferably, two the inside all fixed diaphragm that is equipped with of inner chamber, two the diaphragm is all established in the second pivot and the third pivot outside, second pivot and third pivot and diaphragm junction all pass through bearing swing joint.

Preferably, T type groove, two have all been seted up to box both sides inner wall surface the equal fixedly connected with T type slider in the rack outside, two T type slider is symmetry form evenly distributed, two T type slider inlays respectively to be established in two T type inslots portion, T type slider and T type groove phase-match.

Preferably, the joints of the first rotating shaft, the fourth rotating shaft and the fifth rotating shaft with the box body are movably connected through bearings.

Preferably, the shock attenuation part includes four connecting blocks, four the connecting block is fixed connection respectively at support frame both sides outer wall, four the connecting block is evenly the form distribution, four the equal fixedly connected with spring in the connecting block outside, four the equal fixedly connected with fixed block in the spring outside, four fixed block outside difference fixed connection is at box both sides inner wall.

Preferably, the shock attenuation part includes four connecting blocks, four the connecting block is fixed connection respectively at support frame both sides outer wall, four the connecting block is the even form distribution, four the equal fixedly connected with telescopic link in the connecting block outside, four the telescopic link outside all overlaps and is equipped with the spring, four spring inner respectively with four connecting block fixed connection, four spring other end fixedly connected with fixed blocks, four fixed block outside difference fixed connection is at box both sides inner wall.

The embodiment of the utility model provides a have following advantage:

1. use the utility model discloses time third pivot and second pivot drive the fan and rotate, the copper pipe in the electricity cabinet outside absorbs the heat that the electricity cabinet distributed out, the heat pipe is inside the leading-in spiral cooling tube of heat that the copper pipe absorbed, corotation's fan cools off spiral cooling tube, the fan of reversal absorbs the inside hot-blast of support frame to realize that the inside air flow speed of support frame accelerates, improve spiral cooling tube's radiating efficiency, guaranteed the life-span of receiving of electricity cabinet.

2. Use the utility model discloses the time chain drives the connecting plate and reciprocates, and the connecting plate makes a round trip to extrude the gasbag, and the air inlet and the gas outlet of gasbag are because be equipped with single pneumatic valve, so the air inlet can only admit air and the gas outlet can only give vent to anger, and the gas outlet is cleared up the filter screen when the gasbag receives the extrusion, and when the connecting plate left the gasbag, the gasbag breathed in from the air inlet to the realization can in time be cleared up the filter screen, inside avoiding the dust to enter the box, makes the electricity cabinet receive the harm, the unable normal use in later stage.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is an overall perspective view provided by the present invention;

fig. 2 is a front sectional view provided by the present invention;

fig. 3 is a top view provided by the present invention;

fig. 4 is a perspective view of a half gear provided by the present invention;

FIG. 5 is an enlarged view of the part A of FIG. 2 according to the present invention;

fig. 6 is a schematic structural diagram of embodiment 2 provided by the present invention;

in the figure: the air-conditioning system comprises a box body 1, an inner cavity 2, a supporting plate 3, a motor 4, a first rotating shaft 5, a first bevel gear 6, a second bevel gear 7, a second rotating shaft 8, a first gear 9, a second gear 10, a third rotating shaft 11, a fan 12, a supporting frame 13, an electric cabinet 14, a copper pipe 15, a heat conducting pipe 16, a spiral radiating pipe 17, a first chain wheel 18, a second chain wheel 19, a fourth rotating shaft 20, a fifth rotating shaft 21, a third chain wheel 22, a fourth chain wheel 23, a first chain 24, a second chain 25, a single gear 26, a rack 27, a connecting plate 28, a squeezing plate 29, an air bag 30, a single valve 31, a filtering screen 32, a ventilating screen 33, a transverse plate 34, a sliding block 35T-shaped, a connecting block 36, a spring 37, a fixing block 38 and a telescopic rod 39.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1:

referring to the attached drawings 1-5, the utility model provides a pair of high voltage distribution cabinet with dustproof explosion-proof equipment, including box 1, 1 inside heat dissipation mechanism and the dust removal mechanism of being equipped with of box, heat dissipation mechanism is located the dust removal mechanism inboard, heat dissipation mechanism and dust removal mechanism all extend to 1 rear side of box.

The heat dissipation mechanism comprises two inner cavities 2, the two inner cavities 2 are embedded in the inner side of the top of a box body 1, the two inner cavities 2 are symmetrically and uniformly distributed, a supporting plate 3 is fixedly connected to the rear side of the box body 1, a motor 4 is arranged on the top of the supporting plate 3, an output shaft of the motor 4 is fixedly connected with a first rotating shaft 5, the front end of the first rotating shaft 5 extends into the box body 1, a first bevel gear 6 is fixedly sleeved on the outer side of the front end of the first rotating shaft 5, a second bevel gear 7 is arranged at the top end of the first bevel gear 6, a second rotating shaft 8 is fixedly connected to the bottom end of the second bevel gear 7, a first gear 9 is fixedly sleeved on the outer side of the second rotating shaft 8, a second gear 10 is arranged on one side of the first gear 9, a third rotating shaft 11 is embedded in the second gear 10, and fans 12 are fixedly sleeved on the outer sides of the third rotating shaft 11 and the second rotating shaft 8, the two fans 12 are respectively positioned at the tops of the first gear 9 and the second gear 10, the two fans 12 are respectively positioned inside the two inner cavities 2, a support frame 13 is embedded inside the box body 1, an electric cabinet 14 is arranged at the top of the inner side of the bottom of the support frame 13, a plurality of copper pipes 15 are arranged on two sides of the electric cabinet 14, the copper pipes 15 are uniformly distributed, heat conduction pipes 16 are fixedly connected to the tops of the copper pipes 15, spiral heat dissipation pipes 17 are fixedly connected to the inner sides of the heat conduction pipes 16, the bottoms of the spiral heat dissipation pipes 17 are in contact with the top of the electric cabinet 14, and a damping part is arranged on the outer side of the support frame 13;

dust removal mechanism includes first sprocket 18 and second sprocket 19, first sprocket 18 and second sprocket 19 are all fixed to be cup jointed in the 5 outsides of first pivot, first sprocket 18 is located 19 front sides of second sprocket, first sprocket 18 and second sprocket 19 all are located 1 rear sides of box, 1 inside fourth pivot 20 and the fifth pivot 21 of inlaying of box, fourth pivot 20 is symmetrical form evenly distributed with fifth pivot 21, fourth pivot 20 and the front end of fifth pivot 21 all extend to 1 inside of box, the fixed cover in the fourth pivot 20 and the 21 outside of fifth pivot respectively has been cup jointed third sprocket 22 and fourth sprocket 23, first sprocket 18 and the 22 outside of third sprocket all have fixed cup jointed first chain 24, drive connection is passed through first chain 24 between first sprocket 18 and the third sprocket 22, second sprocket 19 and the 23 outside of fourth sprocket all are fixed to have cup jointed second chain 25 between second sprocket 19 and the fourth sprocket 23 through the third chain 24 Two chains 25 are in driving connection, single gears 26 are fixedly sleeved at the front ends of the fourth rotating shaft 20 and the fifth rotating shaft 21, racks 27 are arranged on the outer sides of the two single gears 26, the two racks 27 are respectively meshed with the two single gears 26, connecting plates 28 are fixedly connected to the tops and the bottoms of the two racks 27, four extrusion plates 29 are fixedly connected to the inner walls of the two sides of the box body 1, the four extrusion plates 29 are uniformly distributed in a pairwise symmetrical mode, the four extrusion plates 29 are located on the outer sides of the four connecting plates 28, air bags 30 are arranged on the inner sides of the four extrusion plates 29 and the four connecting plates 28, single valves 31 are arranged on air outlets and air inlets of the four air bags 30, and the four single valves 31 are connected with the air inlets and the air outlets through threads;

furthermore, two filter screens 32 are embedded in the inner walls of the two sides of the box body 1, the two filter screens 32 are uniformly distributed in a pairwise symmetrical manner, ventilation nets 33 are fixedly embedded in the two inner cavities 2, and the two ventilation nets 33 are respectively positioned at the tops of the two fans 12, so that the improvement of the air flow speed in the box body 1 is facilitated;

furthermore, transverse plates 34 are fixedly embedded in the two inner cavities 2, the two transverse plates 34 are sleeved outside the second rotating shaft 8 and the third rotating shaft 11, and joints of the second rotating shaft 8 and the third rotating shaft 11 and the transverse plates 34 are movably connected through bearings, so that the rotation of the second rotating shaft 8 and the third rotating shaft 11 is more stable;

furthermore, the inner wall surfaces of two sides of the box body 1 are respectively provided with a T-shaped groove, the outer sides of the two racks 27 are respectively and fixedly connected with a T-shaped sliding block 35, the two T-shaped sliding blocks 35 are symmetrically and uniformly distributed, the two T-shaped sliding blocks 35 are respectively embedded in the two T-shaped grooves, and the T-shaped sliding blocks 35 are matched with the T-shaped grooves, so that the T-shaped sliding blocks 35 are safer when moving;

furthermore, the joints of the first rotating shaft 5, the fourth rotating shaft 20 and the fifth rotating shaft 21 with the box body 1 are movably connected through bearings, which is beneficial to the first rotating shaft 5, the fourth rotating shaft 20 and the fifth rotating shaft 21 to rotate more firmly;

further, the shock attenuation part includes four connecting blocks 36, four connecting block 36 is fixed connection respectively at 13 both sides outer walls of support frame, four connecting block 36 is the even form distribution, four the equal fixedly connected with spring 37 in the connecting block 36 outside, four the equal fixedly connected with fixed block 38 in the spring 37 outside, four fixed block 38 outside respectively fixed connection is at 1 both sides inner wall of box, is of value to protecting electric cabinet 14.

The utility model discloses a use as follows: when the utility model is used, a worker puts the electric cabinet 14 into the support frame 13, after the power is switched on, the motor 4 drives the first rotating shaft 5 to rotate, the first rotating shaft 5 drives the first bevel gear 6 to rotate, the first bevel gear 6 drives the second bevel gear 7 to rotate, the second bevel gear 7 drives the second rotating shaft 8 to rotate, the second rotating shaft 8 drives the first gear 9 to rotate, the first gear 9 drives the second gear 10 to rotate, the second gear 10 drives the third rotating shaft 11 to rotate, the third rotating shaft 11 and the second rotating shaft 8 drive the fan 12 to rotate, the copper pipe 15 outside the electric cabinet 14 absorbs heat emitted by the electric cabinet 14, the heat pipe 16 guides the heat absorbed by the copper pipe 15 into the interior of the spiral radiating pipe 17, the forward rotating fan 12 cools the spiral radiating pipe 17, the reverse rotating fan 12 absorbs hot air inside the support frame 13, thereby realizing the accelerated air flow inside the support frame 13, the heat dissipation efficiency of the spiral heat dissipation pipe 17 is improved, the service life of the electric cabinet 14 is ensured, meanwhile, the first rotating shaft 5 simultaneously drives the first chain wheel 18 and the second chain wheel 19 to rotate, the first chain wheel 18 and the second chain wheel 19 drive the third chain wheel 22 and the fourth chain wheel 23 to rotate, the third chain wheel 22 and the fourth chain wheel 23 drive the fifth rotating shaft 21 and the fourth rotating shaft 20 to rotate, the fourth rotating shaft 20 and the fifth rotating shaft 21 drive the half gear to rotate, the half gear drives the chain to move up and down, the chain drives the connecting plate 28 to move up and down, the connecting plate 28 extrudes the air bag 30 back and forth, the air inlet and the air outlet of the air bag 30 are provided with a single air valve, so that the air inlet can only admit air and the air outlet can only admit air, the air outlet cleans the filter screen 32 when the air bag 30 is extruded, when the connecting plate 28 leaves the air bag 30, the air bag 30 inhales air from the air inlet, thereby timely cleaning the filter screen 32, the dust is prevented from entering the box body 1, so that the electric cabinet 14 is damaged and cannot be normally used in the later period.

Example 2:

referring to the attached drawing 6, the utility model provides a pair of have dustproof explosion-proof equipment high voltage distribution cabinet, different with embodiment 1, the shock attenuation part includes four connecting blocks 36, four connecting block 36 fixed connection is respectively at 13 both sides outer walls of support frame, four connecting block 36 is the even form and distributes, four the equal fixedly connected with telescopic link 39 in the connecting block 36 outside, four telescopic link 39 outside all is equipped with spring 37, four spring 37 inner respectively with four connecting block 36 fixed connection, four spring 37 other end fixedly connected with fixed block 38, four fixed block 38 outside respectively fixed connection is at box 1 both sides inner wall.

The using process is as follows: use the utility model discloses the time, when the external world produces the striking to box 1, box 1 produces the striking to fixed block 38, and fixed block 38 produces the striking to spring 37, and spring 37 takes place to deform and produces the striking to connecting block 36, and spring 37 inside telescopic link 39 can be protected spring 37 effectively, makes spring 37 be difficult to impairedly to realize increasing spring 37's frequency of use, stronger to the protection effect of electric cabinet 14, reduce resource cost, improve work efficiency greatly.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims (7)

1. The utility model provides a high voltage distribution cabinet with dustproof explosion-proof equipment, includes box (1), its characterized in that: a heat dissipation mechanism and a dust removal mechanism are arranged in the box body (1), the heat dissipation mechanism is located on the inner side of the dust removal mechanism, and the heat dissipation mechanism and the dust removal mechanism both extend to the rear side of the box body (1);

the heat dissipation mechanism comprises two inner cavities (2), the two inner cavities (2) are embedded in the inner side of the top of a box body (1), the two inner cavities (2) are symmetrically and uniformly distributed, a supporting plate (3) is fixedly connected to the rear side of the box body (1), a motor (4) is arranged on the top of the supporting plate (3), an output shaft of the motor (4) is fixedly connected with a first rotating shaft (5), the front end of the first rotating shaft (5) extends into the box body (1), a first bevel gear (6) is fixedly sleeved on the outer side of the front end of the first rotating shaft (5), a second bevel gear (7) is arranged at the top end of the first bevel gear (6), a second rotating shaft (8) is fixedly connected to the bottom of the second bevel gear (7), a first gear (9) is fixedly sleeved on the outer side of the second rotating shaft (8), a second gear (10) is arranged on one side of the first gear (9), the novel solar water heater is characterized in that a third rotating shaft (11) is embedded in the second gear (10), fans (12) are fixedly sleeved on the outer sides of the third rotating shaft (11) and the second rotating shaft (8), the two fans (12) are respectively positioned at the tops of the first gear (9) and the second gear (10), the two fans (12) are respectively positioned in the two inner cavities (2), a supporting frame (13) is embedded in the box body (1), an electric cabinet (14) is arranged at the top of the inner side of the bottom of the supporting frame (13), a plurality of copper pipes (15) are arranged on two sides of the electric cabinet (14), the plurality of copper pipes (15) are uniformly distributed, heat conducting pipes (16) are fixedly connected to the tops of the copper pipes (15), a plurality of spiral radiating pipes (17) are fixedly connected to the inner sides of the heat conducting pipes (16), and the bottoms of the spiral radiating pipes (17) are contacted with the tops of the electric cabinet (14), a damping component is arranged on the outer side of the support frame (13);

the dust removal mechanism comprises a first chain wheel (18) and a second chain wheel (19), the first chain wheel (18) and the second chain wheel (19) are fixedly sleeved on the outer side of a first rotating shaft (5), the first chain wheel (18) is located on the front side of the second chain wheel (19), the first chain wheel (18) and the second chain wheel (19) are located on the rear side of a box body (1), a fourth rotating shaft (20) and a fifth rotating shaft (21) are embedded in the box body (1), the fourth rotating shaft (20) and the fifth rotating shaft (21) are symmetrically and uniformly distributed, the front ends of the fourth rotating shaft (20) and the fifth rotating shaft (21) extend into the box body (1), the outer sides of the fourth rotating shaft (20) and the fifth rotating shaft (21) are respectively and fixedly sleeved with a third chain wheel (22) and a fourth chain wheel (23), the outer sides of the first chain wheel (18) and the third chain wheel (22) are respectively and fixedly sleeved with a first chain (24), the chain wheel is characterized in that the first chain wheel (18) is in driving connection with the third chain wheel (22) through a first chain (24), a second chain (25) is fixedly sleeved on the outer sides of the second chain wheel (19) and the fourth chain wheel (23), the second chain wheel (19) is in driving connection with the fourth chain wheel (23) through the second chain (25), single gears (26) are fixedly sleeved at the front ends of the fourth rotating shaft (20) and the fifth rotating shaft (21), racks (27) are arranged on the outer sides of the single gears (26), the racks (27) are respectively meshed with the two single gears (26), the tops and the bottoms of the racks (27) are fixedly connected with connecting plates (28), four extrusion plates (29) are fixedly connected to the inner walls of two sides of the box body (1), the four extrusion plates (29) are uniformly distributed in a pairwise symmetry mode, and the four extrusion plates (29) are located on the outer sides of the four connecting plates (28), four stripper plate (29) all are equipped with gasbag (30) with four connecting plate (28) inboards, four gasbag (30) gas outlet and air inlet all are equipped with single valve (31), four single valve (31) all pass through threaded connection with air inlet and gas outlet.

2. The high-voltage power distribution cabinet with the dustproof and explosion-proof device according to claim 1, characterized in that: two filter screens (32) are all inlayed and are equipped with, two to box (1) both sides inner wall filter screen (32) are two bisymmetry form evenly distributed, two inner chamber (2) inside fixed the inlaying is equipped with ventilation net (33), two ventilation net (33) are located two fan (12) tops respectively.

3. The high-voltage power distribution cabinet with the dustproof and explosion-proof device according to claim 1, characterized in that: two diaphragm (34), two are all fixed to be equipped with in inner chamber (2) inside the cover is all established in second pivot (8) and third pivot (11) outside diaphragm (34), second pivot (8) and third pivot (11) all pass through bearing swing joint with diaphragm (34) junction.

4. The high-voltage power distribution cabinet with the dustproof and explosion-proof device according to claim 1, characterized in that: t type groove, two have all been seted up to box (1) both sides inner wall surface the equal fixedly connected with T type slider (35) in rack (27) outside, two T type slider (35) are symmetry form evenly distributed, two T type slider (35) inlay respectively and establish in two T type inslot portions, T type slider (35) and T type groove phase-match.

5. The high-voltage power distribution cabinet with the dustproof and explosion-proof device according to claim 1, characterized in that: the joints of the first rotating shaft (5), the fourth rotating shaft (20) and the fifth rotating shaft (21) and the box body (1) are movably connected through bearings.

6. The high-voltage power distribution cabinet with the dustproof and explosion-proof device according to claim 1, characterized in that: damping part includes four connecting blocks (36), four connecting block (36) fixed connection respectively is four at support frame (13) both sides outer wall connecting block (36) are evenly form distribution, four the equal fixedly connected with spring (37) in connecting block (36) outside, four the equal fixedly connected with fixed block (38) in spring (37) outside, four fixed block (38) outside fixed connection respectively is at box (1) both sides inner wall.

7. The high-voltage power distribution cabinet with the dustproof and explosion-proof device according to claim 1, characterized in that: damping part includes four connecting block (36), four connecting block (36) fixed connection respectively is four at support frame (13) both sides outer wall connecting block (36) is evenly form distribution, four the equal fixedly connected with telescopic link (39) in connecting block (36) outside, four telescopic link (39) outside all overlaps and is equipped with spring (37), four spring (37) inner respectively with four connecting block (36) fixed connection, four spring (37) other end fixedly connected with fixed block (38), four fixed block (38) outside difference fixed connection is at box (1) both sides inner wall.

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