CN111934229A

CN111934229A - Heat radiator for electric power cabinet

Info

Publication number: CN111934229A
Application number: CN202010860063.XA
Authority: CN
Inventors: 余光亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2020-11-13

Abstract

The invention discloses a heat dissipation device of an electric power cabinet, and belongs to the field of electric power cabinets. A heat dissipation device of an electric power cabinet comprises a cabinet body, wherein a cabinet door is rotatably installed at the front end of the cabinet body, a driving motor is fixedly installed at the lower end of the cabinet door, a reciprocating lead screw extending to the top in the cabinet door is fixedly connected to the output end of the driving motor, a lead screw sliding block matched with the reciprocating lead screw is sleeved on the outer wall of the reciprocating lead screw, a plurality of linearly distributed heat dissipation fans are fixedly installed on the side wall of a transverse plate, air exchange barrels are respectively arranged on two sides of the lower end of the cabinet body, a reinforced air exchange device is arranged between the transverse plate and the air exchange barrels, air exchange pipes are respectively arranged on the side walls of the two air exchange barrels, dust prevention plates are respectively fixedly installed in the two air exchange barrels, and an ash removal device and a; the invention can better radiate the heat of the electrical equipment in the electric power cabinet, and can realize the self-cleaning function of the dust guard in the radiating process, so that the dust guard is not easy to block.

Description

Heat radiator for electric power cabinet

Technical Field

The invention relates to the technical field of electric power cabinets, in particular to a heat dissipation device of an electric power cabinet.

Background

With the emergence of modern engineering facilities and equipment, the power consumption of various industries is rapidly increased, so that the number of electric power cabinets is gradually increased.

The structure of present electric power cabinet is simple relatively, when meeting hotter environment, the temperature in the electric power cabinet is difficult for dispelling, and electrical equipment in the electric power cabinet is ageing with higher speed under the effect of high temperature, and the fault rate improves, though install radiator fan in some electric power cabinets afterwards, but because the radiating effect is relatively poor to be used for keeping apart the dust screen that the dust was used and pile up a large amount of dusts easily after using an end time, thereby influenced the air permeability and the heat dispersion of electric power cabinet.

Disclosure of Invention

The invention aims to solve the problems that the heat dissipation performance of an electric power cabinet is poor and a dustproof net is easy to block in the prior art, and provides a heat dissipation device of the electric power cabinet.

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

the utility model provides a heat abstractor of electric power cabinet, includes the cabinet body, the front end of the cabinet body is rotated and is installed the cabinet door, the lower extreme fixed mounting of cabinet door has driving motor, driving motor's output fixedly connected with extends to the reciprocal lead screw at cabinet door inside top, the outer wall cover of reciprocal lead screw is equipped with rather than the complex lead screw slider, the lateral wall fixedly connected with diaphragm of lead screw slider, the lateral wall fixed mounting of diaphragm has a plurality of linear distribution's radiator fan, the lower extreme both sides of the cabinet body all are equipped with the bucket of taking a breath, be equipped with between diaphragm and the bucket of taking a breath and strengthen breather, two the lateral wall of the bucket of taking a breath all is equipped with the pipe of taking a breath, two equal fixed mounting has the dust guard in the bucket of taking a breath, be equipped with in the.

Preferably, strengthen breather includes sliding connection at the cover of taking a breath of cabinet body both sides inner wall, two through connecting rod fixed connection between the cover of taking a breath, rotate through rotating the hinge and be connected between the lateral wall of cabinet door and the cover of taking a breath, two all be connected with a plurality of first flabellums through the pivot rotation in the cover of taking a breath, it is a plurality of the equal fixedly connected with gear of the other end of pivot, the inside a plurality of racks with gear engagement of equal fixedly connected with in both sides of the cabinet body, two take a breath the cover respectively with two take a breath between all through flexible hose fixed connection, two first flabellum opposite direction in the cover of taking a breath.

Preferably, the ash removal device includes the support of fixed connection top in the ventilation barrel, the lower extreme of support is connected with the bull stick through one-way bearing rotation, the outer wall fixedly connected with second flabellum of bull stick, the lower extreme of bull stick extends to the lower extreme fixedly connected with brush pole of dust guard.

Preferably, the flushing device comprises a water tank fixedly mounted at the lower end of the cabinet body, the cleaning liquid is filled in the water tank and the inner bottom of the air exchange barrel, the lower end of the air exchange barrel is fixedly connected with a recovery pipe, a water pump is fixedly mounted at the inner bottom of the recovery pipe, the lower end of the rotating rod extends to the inner bottom of the recovery pipe and is fixedly connected with an impeller of the water pump, the tail end of an output pipe of the water pump is fixedly connected to the upper end side wall of the water tank, a flushing pipe communicated with the air exchange barrel is arranged on the other end side wall of the water tank, the flushing pipe is located at the upper end of the dust guard.

Preferably, the side wall of the upper end of the water tank is in threaded connection with an end cover.

Preferably, both of the ventilation tubes are U-shaped tubes with downward openings.

Preferably, the inner wall surface of the ventilation cover is provided with a sponge.

Preferably, the outer wall of the driving motor is sleeved with a protective cover.

Preferably, a rubber pad is arranged on a contact surface between the radiating fan and the transverse plate.

Preferably, the heat dissipation fan is fixed on the side wall of the transverse plate through a screw.

Compared with the prior art, the invention provides a heat dissipation device of an electric power cabinet, which has the following beneficial effects:

1. this heat abstractor of electric power cabinet, driving motor drive lead screw slider through reciprocal lead screw and slide from top to bottom in the inner wall of cabinet door, and lead screw slider then can drive diaphragm reciprocal slip from top to bottom, and the diaphragm drives the radiator fan reciprocal slip from top to bottom of lateral wall to make radiator fan blow the heat dissipation to the internal electrical equipment of cabinet more comprehensively.

2. In the heat dissipation device of the electric power cabinet, the transverse plate can drive the two air exchange covers to slide up and down in a reciprocating way by rotating the hinge during the vertical sliding of the transverse plate, during the up-and-down sliding of the air exchange cover, the gear rotates in a reciprocating way under the action of the rack, the gear drives the first fan blade to rotate in the rotating process, because the wind directions of the first fan blades in the two air exchange covers are opposite, the air exchange covers on the two sides respectively suck air and blow air, thereby forming the convection of air, and the two air exchange covers perform the alternate air suction and air blowing under the action of the up-and-down reciprocating sliding of the air exchange covers, when one ventilation barrel sucks air, the other ventilation barrel blows air, the dust at the lower end of the dustproof plate can be blown off in the air-blowing ventilation barrel, when the two ventilation barrels are exchanged, the other dust-proof plate is blown to remove the dust at the lower end, thereby realizing the self-cleaning function of the dust-proof plate.

3. This heat abstractor of electric power cabinet, when the barrel of taking a breath in the air outwards blows, blow when blowing the ash to the dust guard, still can drive the second flabellum and rotate, the second flabellum then drives the brush-holder stud through the bull stick and rotates the clearance in the bottom of dust guard to the dust that makes the dust guard bottom is not hard up, thereby makes to blow to change and takes away the dust of dust guard lower extreme.

4. This heat abstractor of electric power cabinet, during the bull stick rotates, the bull stick still can drive lower extreme water pump impeller shaft and rotate, the water pump then can be with the washing liquid of bottom in the bucket of taking a breath in through recovery tube and output tube carry the water tank, the washing liquid level in the water tank rises, then overflow to the bucket of taking a breath from the flushing pipe in, thereby wash the dust guard, the cleaning performance that makes the dust guard is better, and washing after the abluent still can flow back to the water tank in through the water pump, and filter under the effect of filter core and use.

Drawings

Fig. 1 is a schematic structural diagram of a heat dissipation device of an electric power cabinet according to the present invention;

fig. 2 is a left side view schematically illustrating a heat dissipation device of an electric power cabinet according to the present invention;

fig. 3 is a schematic diagram of an inner wall structure of a cabinet door of a heat dissipation device of an electric power cabinet according to the present invention;

fig. 4 is a schematic structural diagram of a portion a in fig. 1 of a heat dissipation apparatus for an electric power cabinet according to the present invention;

fig. 5 is a schematic structural diagram of a heat dissipation device of an electric power cabinet shown in fig. 1 at B.

In the figure: 1. a cabinet body; 2. a cabinet door; 3. a drive motor; 4. a compound screw rod; 5. a lead screw slider; 6. a transverse plate; 7. a heat radiation fan; 8. a ventilation hood; 9. a rotating shaft; 10. a first fan blade; 11. a gear; 12. a rack; 13. a flexible hose; 14. a ventilation barrel; 15. a dust-proof plate; 16. a ventilation tube; 17. a connecting rod; 18. a support; 19. a rotating rod; 20. a second fan blade; 21. a brush rod; 22. a recovery pipe; 23. a water pump; 24. an output pipe; 25. a water tank; 26. a flush tube; 27. and (3) a filter element.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-5, a heat dissipation device of an electric power cabinet comprises a cabinet body 1, a cabinet door 2 is rotatably installed at the front end of the cabinet body 1, a driving motor 3 is fixedly installed at the lower end of the cabinet door 2, a reciprocating lead screw 4 extending to the top in the cabinet door 2 is fixedly connected to the output end of the driving motor 3, a lead screw slider 5 matched with the reciprocating lead screw 4 is sleeved on the outer wall of the reciprocating lead screw 4, a transverse plate 6 is fixedly connected to the side wall of the lead screw slider 5, a plurality of linearly distributed heat dissipation fans 7 are fixedly installed on the side wall of the transverse plate 6, air exchange barrels 14 are respectively arranged at both sides of the lower end of the cabinet body 1, a reinforced air exchange device is arranged between the transverse plate 6 and the air exchange barrels 14, air exchange tubes 16 are respectively arranged on the side wall of the two air exchange barrels 14, dust shields 15 are fixedly installed in the two air exchange barrels 14, ash removal devices and flushing devices matched with the reinforced air, the screw rod slide block 5 can drive the transverse plate 6 to slide up and down in a reciprocating manner, the transverse plate 6 drives the heat dissipation fan 7 of the side wall to slide up and down in a reciprocating manner, so that the heat dissipation fan 7 can more comprehensively blow and dissipate heat of electrical equipment in the cabinet body 1, the heat dissipation fan 7 can drive the reinforced air exchange device to carry out air convection in the cabinet body 1 in the up-and-down period of the heat dissipation fan 7, and the dust guard 15 can have a self-cleaning function.

Furthermore, the two air exchanging pipes 16 are both U-shaped pipes with downward openings, so that impurities are prevented from falling into the air exchanging pipes 16 to cause blockage.

Furthermore, a protective cover is sleeved on the outer wall of the driving motor 3 to play a protective role.

Furthermore, a rubber pad is arranged on the contact surface between the heat radiation fan 7 and the transverse plate 6, and the shock absorption effect is realized.

Furthermore, the heat dissipation fan 7 is fixed on the side wall of the transverse plate 6 through screws, so that the heat dissipation fan is convenient to detach and replace.

Example 2

Referring to fig. 1 and 2, basically the same as the embodiment 1, further: the reinforced ventilation device comprises ventilation covers 8 which are connected with the inner walls of two sides of a cabinet body 1 in a sliding manner, the two ventilation covers 8 are fixedly connected through a connecting rod 17, a cabinet door 2 is rotatably connected with the side walls of the ventilation covers 8 through rotating hinges, a plurality of first fan blades 10 are rotatably connected in the two ventilation covers 8 through rotating shafts 9, gears 11 are fixedly connected at the other ends of the rotating shafts 9, a plurality of racks 12 meshed with the gears 11 are fixedly connected in the two sides of the cabinet body 1, the two ventilation covers 8 are respectively fixedly connected with two ventilation barrels 14 through telescopic hoses 13, the wind directions of the first fan blades 10 in the two ventilation covers 8 are opposite, the transverse plate 6 can drive the two ventilation covers 8 to slide up and down in a reciprocating manner through the rotating hinges during the vertical sliding of the transverse plate 6, the gears 11 can rotate in a reciprocating manner under the action of the racks 12 during the vertical sliding of the ventilation covers 8, and the gears 11 can drive the first fan blades 10 to rotate during the rotating process, because the wind direction of the first flabellum 10 in two take a breath covers 8 is opposite, thereby lead to the cover 8 that takes a breath of both sides to induced draft respectively with blow, thereby form the convection current of air, and under the effect of cover 8 that takes a breath reciprocating sliding from top to bottom, make two cover 8 that take a breath alternate breathe in with blow, when a barrel 14 that takes a breath breathes in, another barrel 14 that takes a breath then blows, can blow off the dust of dust guard 15 lower extreme in the barrel 14 that takes a breath of blowing, when two barrels 14 that take a breath when interchanging, then can blow another dust guard 15 and clear away the dust of lower extreme, thereby realize the self-cleaning function of dust guard 15.

Furthermore, the inner wall surface of the ventilation cover 8 is provided with sponge which can absorb the water vapor in the air.

Example 3

Referring to fig. 1 and 4, basically the same as in embodiment 1, further: the ash removal device includes the support 18 at top in the barrel 14 that ventilates of fixed connection, the lower extreme of support 18 is connected with bull stick 19 through one-way bearing rotation, the outer wall fixedly connected with second flabellum 20 of bull stick 19, the lower extreme of bull stick 19 extends to the lower extreme fixedly connected with brush pole 21 of dust guard 15, when air blows outside in the barrel 14 that ventilates, blow when blowing to dust guard 15, still can drive second flabellum 20 and rotate, second flabellum 20 then drives brush pole 21 through bull stick 19 and rotates the clearance in the bottom of dust guard 15, thereby make the dust of dust guard 15 bottom not hard up, thereby make to blow to change and take away the dust of dust guard 15 lower extreme, when barrel 14 that ventilates, second flabellum 20 can stall under one-way bearing's effect.

Example 4

Referring to fig. 1, 4 and 5, basically the same as embodiment 1, further: the flushing device comprises a water tank 25 fixedly arranged at the lower end of the cabinet body 1, cleaning liquid is filled in the water tank 25 and the inner bottom of the air exchange barrel 14, a recovery pipe 22 is fixedly connected at the lower end of the air exchange barrel 14, a water pump 23 is fixedly arranged at the inner bottom of the recovery pipe 22, the lower end of a rotating rod 19 extends to the inner bottom of the recovery pipe 22 and is fixedly connected with an impeller of the water pump 23, the tail end of an output pipe 24 of the water pump 23 is fixedly connected with the upper end side wall of the water tank 25, a flushing pipe 26 communicated with the air exchange barrel 14 is arranged on the side wall at the other end of the water tank 25, the flushing pipe 26 is positioned at the upper end of the dustproof plate 15, a filter element 27 is arranged in the middle of the water tank 25, the rotating rod 19 can drive the impeller shaft of the lower end water pump 23 to rotate during the rotation of the rotating rod 19, the water pump 23 can convey the cleaning liquid at the inner bottom of, therefore, the dust-proof plate 15 is washed, the cleaning effect of the dust-proof plate 15 is better, and the cleaned dust-proof plate can flow back into the water tank 25 through the water pump 23 and can be filtered for use under the action of the filter element 27.

Furthermore, the upper side wall of the water tank 25 is connected with an end cover in a threaded manner, so that the replacement of the filter element 27 and the replacement and addition of the cleaning solution are facilitated.

In the invention, in the using process of the cabinet body 1, the driving motor 3 drives the screw rod slide block 5 to slide up and down in the inner wall of the cabinet door 2 through the reciprocating screw rod 4, the screw rod slide block 5 can drive the transverse plate 6 to slide up and down in a reciprocating manner, the transverse plate 6 drives the heat radiation fan 7 on the side wall to slide up and down in a reciprocating manner, so that the heat radiation fan 7 can more comprehensively blow and radiate heat to the electrical equipment in the cabinet body 1, the transverse plate 6 can drive the two air exchange covers 8 to slide up and down in a reciprocating manner through the rotating hinge during the up and down sliding of the transverse plate 6, the gear 11 can rotate in a reciprocating manner under the action of the rack 12 during the up and down sliding of the air exchange covers 8, the gear 11 can drive the first fan blades 10 to rotate during the rotating process, because the wind directions of the first fan blades 10 in the two air exchange covers 8 are opposite, the air suction and the air blowing of the air exchange covers 8 on, the air-blowing ventilating hood 8 sucks air from the outside of the cabinet body 1 through the ventilating barrel 14 to form air convection, the two ventilating hoods 8 alternately suck and blow air under the action of the up-and-down reciprocating sliding of the ventilating hoods 8, when one ventilating barrel 14 sucks air, the other ventilating barrel 14 blows air, the dust at the lower end of the dustproof plate 15 is blown off in the air-blowing ventilating barrel 14, when the two ventilating barrels 14 are exchanged, the other dustproof plate 15 is blown to remove the dust at the lower end, so that the self-cleaning function of the dustproof plate 15 is realized, when the air in the ventilating barrel 14 blows outwards, the air blows the dust of the dustproof plate 15, the second fan blade 20 is driven to rotate, the second fan blade 20 drives the hairbrush rod 21 to rotate and clean at the bottom of the dustproof plate 15 through the rotating rod 19, so that the dust at the bottom of the dustproof plate 15 is loosened, and the air is blown to take away the dust at the lower end of the dustproof plate 15 more easily, and during the rotation of the rotating rod 19, the rotating rod 19 can drive the impeller shaft of the lower water pump 23 to rotate, the water pump 23 can convey the cleaning liquid at the bottom in the ventilation barrel 14 into the water tank 25 through the recovery pipe 22 and the output pipe 24, the liquid level of the cleaning liquid in the water tank 25 rises, and then the cleaning liquid overflows from the flushing pipe 26 into the ventilation barrel 14, so that the dust-proof plate 15 is flushed, the cleaning effect of the dust-proof plate 15 is better, and the cleaned cleaning liquid can flow back into the water tank 25 through the water pump 23 and is filtered for use under the action of the filter element 27.

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 heat dissipation device of the electric power cabinet comprises a cabinet body (1) and is characterized in that a cabinet door (2) is installed at the front end of the cabinet body (1) in a rotating mode, a driving motor (3) is fixedly installed at the lower end of the cabinet door (2), a reciprocating lead screw (4) extending to the inner top of the cabinet door (2) is fixedly connected with the output end of the driving motor (3), a lead screw sliding block (5) matched with the reciprocating lead screw (4) is sleeved on the outer wall of the reciprocating lead screw (4), a transverse plate (6) is fixedly connected with the side wall of the lead screw sliding block (5), a plurality of linearly distributed heat dissipation fans (7) are fixedly installed on the side wall of the transverse plate (6), a reinforced air exchange device is arranged between the transverse plate (6) and the air exchange barrel (14), air exchange tubes (16) are arranged on the side wall of the air exchange barrel (14), a dustproof plate (15) is fixedly installed in the air, the ventilation barrel (14) is internally provided with a dust cleaning device and a flushing device which are matched with the reinforced ventilation device.

2. The heat sink for electric cabinet according to claim 1, wherein said enhanced ventilation means comprises ventilation hoods (8) slidably connected to the inner walls of the cabinet body (1) at both sides, two of said ventilation hoods (8) are fixedly connected by a connecting rod (17), the cabinet door (2) is rotatably connected with the side walls of the air exchange covers (8) through rotating hinges, a plurality of first fan blades (10) are rotatably connected in the two air exchange covers (8) through rotating shafts (9), gears (11) are fixedly connected at the other ends of the rotating shafts (9), the inside of both sides of the cabinet body (1) is fixedly connected with a plurality of racks (12) meshed with the gear (11), the two air exchange covers (8) are fixedly connected with the two air exchange barrels (14) through telescopic hoses (13), and the wind directions of the first fan blades (10) in the two air exchange covers (8) are opposite.

3. The heat dissipation device of the electric power cabinet as claimed in claim 1, wherein the ash removal device comprises a bracket (18) fixedly connected to the inner top of the ventilation barrel (14), a rotating rod (19) is rotatably connected to the lower end of the bracket (18) through a one-way bearing, a second fan blade (20) is fixedly connected to the outer wall of the rotating rod (19), and a brush rod (21) is fixedly connected to the lower end of the rotating rod (19) extending to the lower end of the dust guard (15).

4. The heat sink of an electric power cabinet according to claim 3, wherein the flushing device comprises a water tank (25) fixedly mounted at the lower end of the cabinet body (1), the inner bottoms of the water tank (25) and the ventilation barrel (14) are filled with cleaning fluid, the lower end of the ventilation barrel (14) is fixedly connected with a recovery pipe (22), a water pump (23) is fixedly arranged at the inner bottom of the recovery pipe (22), the lower end of the rotating rod (19) extends to the inner bottom of the recovery pipe (22) and is fixedly connected with an impeller of the water pump (23), the tail end of an output pipe (24) of the water pump (23) is fixedly connected with the side wall of the upper end of the water tank (25), a flushing pipe (26) communicated with the ventilation barrel (14) is arranged on the side wall of the other end of the water tank (25), the flushing pipe (26) is positioned at the upper end of the dust-proof plate (15), and a filter element (27) is arranged in the middle of the water tank (25).

5. The heat sink of the electric cabinet as claimed in claim 4, wherein the upper side wall of the water tank (25) is screwed with an end cap.

6. The heat sink for an electric power cabinet according to claim 1, wherein both of the ventilation tubes (16) are U-shaped tubes with downward openings.

7. The heat sink for an electric power cabinet according to claim 2, wherein the inner wall surface of the ventilation hood (8) is provided with a sponge.

8. The heat dissipation device of an electric power cabinet as claimed in claim 1, wherein a protective cover is sleeved on the outer wall of the driving motor (3).

9. The heat dissipation device of an electric power cabinet as claimed in claim 1, wherein a rubber pad is disposed on a contact surface between the heat dissipation fan (7) and the cross plate (6).

10. The heat sink of an electric cabinet according to claim 1, wherein the heat sink fan (7) is fixed to the side wall of the cross plate (6) by screws.