CN111864605A

CN111864605A - Rotary radiating power distribution cabinet

Info

Publication number: CN111864605A
Application number: CN202010834260.4A
Authority: CN
Inventors: 张菊春
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2020-10-30

Abstract

The invention discloses a rotary heat-dissipation power distribution cabinet, relates to the technical field of power equipment, and mainly aims to solve the problem that the conventional power distribution cabinet is poor in heat dissipation effect; including the cabinet body and be used for giving the radiating heat dissipation unit of internal component of cabinet, the heat dissipation unit includes the quill shaft, be used for driving quill shaft pivoted actuating mechanism, the fan of air outlet and quill shaft intercommunication, two-way lead screw, the internal thread cover, cooling tube and slide bar, cabinet body inner chamber lower part sliding connection has the mounting panel that is used for installing component, be connected with the shock attenuation unit between mounting panel and the cabinet body inner chamber bottom, the shock attenuation unit includes the second motor, damper gear, the movable rod, first sliding sleeve, guide bar and compression spring, be equipped with the heat dissipation unit, 360 degrees carry out the forced air cooling heat dissipation to the component, the radiating effect is good, the angle of blowing of the nozzle of cooling tube constantly changes, the forced air cooling heat dissipation scope has been enlarged, further the radiating efficiency has been improved, be equipped with the shock.

Description

Rotary radiating power distribution cabinet

Technical Field

The invention relates to the technical field of power equipment, in particular to a rotary heat-dissipation power distribution cabinet.

Background

The distribution cabinet (case) is a final-stage device of a distribution system and is divided into a power distribution cabinet (case), a lighting distribution cabinet (case) and a metering cabinet (case). The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load.

The component during operation in the switch board can generate heat, so need dispel the heat, and current switch board generally dispels the heat through fixed mounting's fan, and the heat dissipation scope is little, and the effect is relatively poor.

Disclosure of Invention

The invention aims to provide a rotary heat-dissipation power distribution cabinet to solve the problems.

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

a rotary heat-dissipation power distribution cabinet comprises a cabinet body and a heat dissipation unit for dissipating heat of elements in the cabinet body, wherein two side walls of the cabinet body are detachably provided with ventilating nets, the heat dissipation unit comprises a hollow shaft, a driving mechanism for driving the hollow shaft to rotate, a fan with an air outlet communicated with the hollow shaft, a bidirectional screw rod, an internal thread sleeve, a heat dissipation pipe and a slide rod, the hollow shaft vertically penetrates through the top of the cabinet body and is rotatably connected with the top of the cabinet body, the driving mechanism is connected between the hollow shaft and the top of the cabinet body, the fan is fixedly arranged at the top of the cabinet body through a support rod, the air outlet of the fan is connected with a pipeline, the other end of the pipeline penetrates through the top of the hollow shaft and is rotatably connected with the hollow shaft, a horizontal bidirectional screw rod penetrates through a shaft section of the hollow shaft positioned in, the cover is all rotated at two-way lead screw both ends and is equipped with the adapter sleeve, and adapter sleeve bottom fixed mounting has the slide bar, equal threaded connection has the internal thread cover on the screw thread section of two-way lead screw both sides, internal thread cover and cabinet body inner chamber top sliding connection, and the internal thread cover is articulated with cooling tube one end, evenly is equipped with the nozzle on the cooling tube, and the cooling tube other end articulates there is the second sliding sleeve, the activity suit of second sliding sleeve is on the slide bar, the quill shaft passes through the flexible trachea and.

On the basis of the technical scheme, the invention also provides the following optional technical scheme:

in one alternative: the driving mechanism comprises a first motor and a gear pair, the first motor is fixedly installed at the top of the cabinet body, the first motor is connected with the hollow shaft through the gear pair in a driving mode, and the gear pair comprises a driving straight gear fixedly installed on an output shaft of the first motor and a driven straight gear fixedly installed on the hollow shaft and meshed with the driving straight gear.

In one alternative: a first sliding block is fixed to the top of the internal thread sleeve, and a first sliding groove for sliding connection of the first sliding block is formed in the top of the inner cavity of the cabinet body.

In one alternative: the utility model discloses a damping device for refrigerator, including cabinet body inner chamber, mounting panel, guide bar, compression spring, damping unit, shock attenuation gear, movable rod, first sliding sleeve, guide bar and compression spring, be connected with damping unit between mounting panel and the cabinet body inner chamber bottom, damping unit includes second motor, damping gear, movable rod, first sliding sleeve, guide bar and compression spring, damping gear is two and the meshing that bilateral symmetry set up, and cabinet body inner chamber bottom lies in that two damping gear intermediate positions articulate has two movable rods, and two movable rods are connected with two damping gear cooperations respectively, and the damping gear terminal surface outer lane is fixed with the round pin axle, set up the logical groove that supplies the round pin axle to run through and the activity on the movable rod, the first sliding sleeve of movable rod free end handing-over couple, wear to be equipped with the guide bar in the first sliding sleeve.

In one alternative: a plurality of second sliding blocks are fixed on the outer side wall of the mounting plate, and a second sliding groove for the sliding connection of the second sliding blocks is formed in the inner wall of the cabinet body.

In one alternative: a third sliding block is fixed at the top of the guide rod, and a third sliding groove for the sliding connection of the third sliding block is formed in the mounting plate.

In one alternative: the utility model discloses a fan, including fan, air inlet, filter component, third motor, dust screen and brush strip, the air inlet department of fan installs filter component, filter component includes third motor, dust screen and brush strip, third motor fixed mounting is in the shell lower surface of fan, is fixed with the dust screen on the output shaft of third motor, and the air inlet of fan is plugged up on the upper portion of dust screen, lower part one side fixed mounting of dust screen has the brush strip, the brush and the dust screen contact of brush strip.

Compared with the prior art, the invention has the following beneficial effects:

1. the heat dissipation device is provided with a heat dissipation unit, the heat dissipation unit comprises a hollow shaft, a driving mechanism for driving the hollow shaft to rotate, a fan with an air outlet communicated with the hollow shaft, a bidirectional screw rod, an internal thread sleeve, a heat dissipation pipe and a slide rod, the fan sends air into the hollow shaft through a pipeline, a flexible air pipe with the same structure of the hollow shaft sends air into the heat dissipation pipe, the air is sprayed out from a nozzle on the heat dissipation pipe to cool and dissipate heat of an element, the driving mechanism drives the hollow shaft to rotate, the hollow shaft drives the bidirectional screw rod to revolve, the bidirectional screw rod drives an air spraying pipe to revolve, the 360-degree air cooling and heat dissipation are carried out on the element, the heat dissipation effect is good, in the revolution process of the bidirectional screw rod, the bidirectional screw rod drives the bidirectional screw rod to rotate through the engagement of, the air-cooled heat dissipation range is expanded, and the heat dissipation efficiency is further improved;

2. be equipped with the shock attenuation unit, the shock attenuation unit includes second motor, damper, movable rod, first sliding sleeve, guide bar and compression spring, drives through the second and drives two synchronous antiport of damper, and damper drives the revolution of round pin axle, and the round pin axle drives the movable rod and rotates, and the movable rod drives first sliding sleeve motion, adjusts the position of first sliding sleeve on the guide bar, adjusts compression spring's compressive capacity, and then adjusts shock attenuation efficiency, improves the adaptability.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic view showing the connection between the hollow shaft and the bidirectional screw according to the first embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

Notations for reference numerals: 1-cabinet body, 2-guide rod, 3-first sliding sleeve, 4-compression spring, 5-third sliding block, 6-mounting plate, 7-movable rod, 8-damper gear, 9-pin shaft, 10-through groove, 11-roller, 12-ventilation net, 13-sliding rod, 14-second sliding sleeve, 15-radiating pipe, 16-bevel gear, 17-connecting sleeve, 18-bidirectional screw rod, 19-driving mechanism, 20-hollow shaft, 21-internal thread sleeve, 22-fan, 23-air inlet, 24-bevel gear ring, 25-soft air pipe, 26-dustproof net, 27-third motor and 28-hairbrush strip.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.

Example 1

Referring to fig. 1-2, in an embodiment of the present invention, a power distribution cabinet with rotary heat dissipation includes a cabinet body 1 and a heat dissipation unit for dissipating heat from elements in the cabinet body 1, wherein rollers 11 are uniformly and symmetrically and fixedly mounted at the bottom of the cabinet body 1, so as to facilitate movement of the device, a cabinet door is detachably mounted on the cabinet body 1, in this embodiment, the cabinet door is preferably connected to the cabinet body 1 through a hinge and a buckle, ventilation nets 12 are detachably mounted on both side walls of the cabinet body 1, the heat dissipation unit includes a hollow shaft 20, a driving mechanism 19 for driving the hollow shaft 20 to rotate, a fan 22 having an air outlet communicated with the hollow shaft 20, a bidirectional screw rod 18, an internal thread sleeve 21, a heat dissipation pipe 15 and a slide rod 13, the hollow shaft 20 vertically penetrates through and is rotatably connected to the top of the cabinet body 1, the driving mechanism 19 is connected between the hollow shaft 20, the first motor is fixedly arranged at the top of the cabinet body 1, the first motor is connected with the hollow shaft 20 through a gear pair in a driving mode, the gear pair comprises a driving straight gear fixedly arranged on an output shaft of the first motor and a driven straight gear fixedly arranged on the hollow shaft 20 and meshed with the driving straight gear, the fan 22 is fixedly arranged at the top of the cabinet body 1 through a support rod, an air outlet of the fan 22 is connected with a pipeline, the other end of the pipeline penetrates into the top of the hollow shaft 20 and is connected with the hollow shaft in a rotating mode, the hollow shaft 20 is positioned on a shaft section in the cabinet body 1 and is provided with a horizontal bidirectional screw rod 18 in a penetrating mode, the bidirectional screw rod 18 is connected with the hollow shaft 20 in a rotating mode, one end of the bidirectional screw rod 18 is fixedly provided with a bevel gear 16, a bevel gear ring 24 meshed with the bevel, in the embodiment, the top of the internal thread sleeve 21 is fixed with a first sliding block, the top of the inner cavity of the cabinet body 1 is provided with a first sliding chute for the sliding connection of the first sliding block, the internal thread sleeve 21 is hinged with one end of a radiating pipe 15, the radiating pipe 15 is uniformly provided with a nozzle, the other end of the radiating pipe 15 is hinged with a second sliding sleeve 14, the second sliding sleeve 14 is movably sleeved on a sliding rod 13, the hollow shaft 20 is connected with the radiating pipe 15 through a soft air pipe 25, when the bidirectional screw rod 18 rotates, a fan 22 sends air into the hollow shaft 20 through a pipeline, the hollow shaft 20 sends air into the radiating pipe 15 through the soft air pipe 25, the air is sprayed out by the nozzle on the radiating pipe 15 to cool and radiate elements, the driving mechanism 19 drives the hollow shaft 20 to rotate, and the hollow shaft 20 drives the bidirectional screw rod 18 to revolve, the bidirectional screw rod 18 drives the air ejector to revolve, air cooling heat dissipation is carried out on the element by 360 degrees, the heat dissipation effect is good, in the revolution process of the bidirectional screw rod 18, the bidirectional screw rod 18 is driven to rotate by meshing the bevel gear 16 and the bevel gear ring 24, the bidirectional screw rod 18 drives the internal thread sleeve 21 to move, the internal thread sleeve 21 is matched with the second sliding sleeve 14 and the sliding rod 13 to drive the heat dissipation pipe 15 to move, the air blowing angle of a nozzle of the heat dissipation pipe 15 is changed continuously, the air cooling heat dissipation range is expanded, and the heat dissipation efficiency is further improved;

further, the lower part of the inner cavity of the cabinet body 1 is slidably connected with a mounting plate 6 for mounting elements, in this embodiment, a plurality of second sliding blocks are fixed on the outer side wall of the mounting plate 6, a second sliding groove for slidably connecting the second sliding blocks is formed on the inner wall of the cabinet body 1, a damping unit is connected between the mounting plate 6 and the bottom of the inner cavity of the cabinet body 1, the damping unit comprises a second motor, damping gears 8, movable rods 7, a first sliding sleeve 3, a guide rod 2 and a compression spring 4, the damping gears 8 are two and engaged in bilateral symmetry, two movable rods 7 are hinged at the middle position of the two damping gears 8 at the bottom of the inner cavity of the cabinet body 1, the two movable rods 7 are respectively connected with the two damping gears 8 in a matching manner, pin shafts 9 are fixed on the outer rings of the end faces of the damping gears 8, through grooves 10 for the pin, the first sliding sleeve 3 of 7 free ends handing-over couples of movable rod, wear to be equipped with guide bar 2 in the first sliding

sleeve

3, 2 tops of guide bar and 6 sliding connection of mounting panel, in this embodiment, 2 tops of guide bar are fixed with third slider 5, set up the third spout that supplies 5 sliding connection of third slider on the mounting panel 6, the cover is equipped with compression spring 4 on the shaft part that lies in between mounting panel 6 and first sliding sleeve 3 on the guide bar 2, compression spring 4 plays the effect of buffering shock attenuation, drive two synchronous antiport of damper gear 8 through the second drive, damper gear 8 drives the revolution of round pin axle 9, round pin axle 9 drives movable rod 7 and rotates, movable rod 7 drives first sliding sleeve 3 motion, adjust the position of first sliding sleeve 3 on guide bar 2, adjust the compression of compression spring 4, and then adjustment shock attenuation efficiency, and the adaptability is improved.

Example 2

Referring to fig. 3, the embodiment of the present invention is different from embodiment 1 in that, in order to prevent the fan 22 from sending a large amount of dust into the cabinet 1, a filter assembly is installed at the air inlet 23 of the fan 22, the filter assembly includes a third motor 27, a dust screen 26 and a brush strip 28, the third motor 27 is fixedly installed on the lower surface of the housing of the fan 22, the dust screen 26 is fixed on an output shaft of the third motor 27, the air inlet 23 of the fan 22 is blocked by an upper portion of the dust screen 26, the brush strip 28 is fixedly installed on one side of a lower portion of the dust screen 26, brushes of the brush strip 28 are in contact with the dust screen 26, in this embodiment, the brush strip 28 is fixedly installed at the bottom of the third motor 27, the dust screen 26 is driven by the third motor 27 to rotate, the dust screen 26 can filter the air entering the air inlet 23, and the brush strip 28 continuously brushes the rotating dust screen 26, the dust-proof efficiency of filtration is improved, and the brush strip 28 is located air intake 23 below, effectively prevents the dust that brushes simultaneously from being adsorbed by air intake 23 once more.

The working principle of the invention is as follows: when the heat dissipation device works, the fan 22 sends air into the hollow shaft 20 through a pipeline, the hollow shaft 20 sends the air into the heat dissipation pipe 15 through the soft air pipe 25 which is in the same structure as the soft air pipe, the air is sprayed out from the nozzles on the heat dissipation pipe 15 to cool and dissipate heat of elements, the driving mechanism 19 drives the hollow shaft 20 to rotate, the hollow shaft 20 drives the bidirectional screw rod 18 to revolve, the bidirectional screw rod 18 drives the air spraying pipe to revolve, and the 360-degree air cooling heat dissipation is carried out on the elements, so that the heat dissipation effect is good, in addition, in the revolution process of the bidirectional screw rod 18, the bidirectional screw rod 18 is driven to rotate through the meshing of the bevel gear 16 and the bevel gear ring 24, the bidirectional screw rod 18 drives the internal thread sleeve 21 to move, the internal thread sleeve 21 drives the heat dissipation pipe 15 to move; compression spring 4 plays the absorbing effect of buffering, drive two synchronous antiport of damper gear 8 through the second, damper gear 8 drives round pin axle 9 revolution, round pin axle 9 drives movable rod 7 and rotates, movable rod 7 drives first sliding sleeve 3 motion, adjust the position of first sliding sleeve 3 on guide bar 2, the compression of adjustment compression spring 4, and then adjustment shock attenuation efficiency, improve the adaptability, it rotates to drive dust screen 26 through third motor 27, dust screen 26 can filter the wind that gets into air intake 23, and simultaneously, brush strip 28 carries out the dust removal of continuously brushing to the dust screen 26 of pairing rotation, the dustproof efficiency of filtration has been improved.

The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. A rotary heat-dissipation power distribution cabinet comprises a cabinet body (1) and a heat dissipation unit for dissipating heat of elements in the cabinet body (1), wherein ventilation nets (12) are detachably mounted on two side walls of the cabinet body (1), and is characterized in that the heat dissipation unit comprises a hollow shaft (20), a driving mechanism (19) for driving the hollow shaft (20) to rotate, a fan (22) with an air outlet communicated with the hollow shaft (20), a bidirectional screw rod (18), an internal thread sleeve (21), a heat dissipation pipe (15) and a sliding rod (13), the hollow shaft (20) vertically penetrates through the top of the cabinet body (1) and is rotatably connected with the top of the cabinet body, the driving mechanism (19) is connected between the hollow shaft (20) and the top of the cabinet body (1), the fan (22) is fixedly mounted at the top of the cabinet body (1) through a supporting rod, a pipeline is connected to the air outlet of the fan (22, a horizontal two-way screw rod (18) penetrates through a shaft section of the hollow shaft (20) in the cabinet body (1), the two-way screw rod (18) is rotatably connected with the hollow shaft (20), a bevel gear (16) is fixedly mounted at one end of the two-way screw rod (18), a bevel gear ring (24) meshed with the bevel gear (16) is fixedly mounted on the inner wall of the cabinet body (1), two ends of the two-way screw rod (18) are rotatably sleeved with connecting sleeves (17), a sliding rod (13) is fixedly mounted at the bottom of the connecting sleeves (17), thread sections at two sides of the two-way screw rod (18) are respectively in threaded connection with an internal thread sleeve (21), the internal thread sleeves (21) are in sliding connection with the top of an inner cavity of the cabinet body (1), the internal thread sleeves (21) are hinged with one end of a radiating pipe (15), nozzles are uniformly arranged on the radiating pipe (15), a second sliding sleeve (14), the hollow shaft (20) is connected with the radiating pipe (15) through a soft air pipe (25).

2. The power distribution cabinet with rotary heat dissipation according to claim 1, wherein the driving mechanism (19) comprises a first motor and a gear pair, the first motor is fixedly installed on the top of the cabinet body (1), the first motor is in driving connection with the hollow shaft (20) through the gear pair, and the gear pair comprises a driving spur gear fixedly installed on an output shaft of the first motor and a driven spur gear fixedly installed on the hollow shaft (20) and engaged with the driving spur gear.

3. The rotary heat-dissipating power distribution cabinet according to claim 1, wherein a first sliding block is fixed at the top of the internal thread sleeve (21), and a first sliding groove for slidably connecting the first sliding block is formed at the top of the inner cavity of the cabinet body (1).

4. The rotary heat-dissipation power distribution cabinet according to any one of claims 1 to 3, wherein a mounting plate (6) for mounting elements is slidably connected to the lower portion of the inner cavity of the cabinet body (1), a damping unit is connected between the mounting plate (6) and the bottom of the inner cavity of the cabinet body (1), the damping unit comprises a second motor, two damping gears (8), movable rods (7), a first sliding sleeve (3), a guide rod (2) and a compression spring (4), the damping gears (8) are symmetrically arranged in a left-right manner and are meshed with each other, two movable rods (7) are hinged to the bottom of the inner cavity of the cabinet body (1) at the middle position of the two damping gears (8), the two movable rods (7) are respectively connected with the two damping gears (8) in a matched manner, a pin shaft (9) is fixed on the outer ring of the end face of the damping gear (8), a through groove (10) for the pin shaft (9), a free end of the movable rod (7) is connected with a first sliding sleeve (3), a guide rod (2) is arranged in the first sliding sleeve (3) in a penetrating mode, the top end of the guide rod (2) is connected with a mounting plate (6) in a sliding mode, and a compression spring (4) is sleeved on a shaft section, located between the mounting plate (6) and the first sliding sleeve (3), of the guide rod (2).

5. The rotary heat-dissipating power distribution cabinet according to claim 4, wherein a plurality of second sliding blocks are fixed on the outer side wall of the mounting plate (6), and a second sliding groove for slidably connecting the second sliding blocks is formed on the inner wall of the cabinet body (1).

6. The rotary heat-dissipating power distribution cabinet according to claim 4, wherein a third sliding block (5) is fixed on the top of the guide rod (2), and a third sliding groove for slidably connecting the third sliding block (5) is formed on the mounting plate (6).

7. The rotary heat-dissipation power distribution cabinet according to claim 1, wherein a filter assembly is installed at an air inlet (23) of the fan (22), the filter assembly includes a third motor (27), a dust screen (26) and a brush strip (28), the third motor (27) is fixedly installed on the lower surface of the housing of the fan (22), the dust screen (26) is fixed on an output shaft of the third motor (27), the air inlet (23) of the fan (22) is blocked by the upper portion of the dust screen (26), the brush strip (28) is fixedly installed on one side of the lower portion of the dust screen (26), and a brush of the brush strip (28) is in contact with the dust screen (26).