CN112531492A

CN112531492A - Low-voltage power distribution cabinet

Info

Publication number: CN112531492A
Application number: CN202011343620.7A
Authority: CN
Inventors: 刘小松
Original assignee: Jiangxi Pioneer Mechanical And Electrical Technology Co ltd
Current assignee: Jiangxi Pioneer Mechanical And Electrical Technology Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-03-19

Abstract

The invention discloses a low-voltage power distribution cabinet which comprises a cabinet body, wherein a sliding seat is fixed on the inner wall of the cabinet body, a sliding block is arranged on the sliding seat in a sliding manner, a mounting plate is fixed on the sliding block, heat dissipation holes are formed in the side wall of the cabinet body, a protective cover covering the heat dissipation holes is fixed on the cabinet body, a motor is fixed in the protective cover, blades are fixed on a rotating shaft of the motor, a heat dissipation channel is arranged at the lower end of the cabinet body, and a filter screen communicated with the interior of the cabinet body is fixedly embedded. The slider and the slide that make through glass steel material can avoid mounting panel and cabinet body contact, and simultaneously, locating pin and holding ring are made by plastic materials, guarantee insulating safety, and drive the blade through the motor and can accelerate the air current to pass through, improve the radiating effect.

Description

Low-voltage power distribution cabinet

Technical Field

The invention belongs to the technical field of power distribution cabinets, and particularly relates to a low-voltage power distribution cabinet.

Background

The rated current of the low-voltage power distribution cabinet is 50Hz, and the power distribution system with the rated voltage of 380v is used for power, illumination and power conversion and control of power distribution.

The low-voltage complete switch equipment and control equipment are commonly called low-voltage switch cabinets and low-voltage distribution cabinets, and refer to complete electrical devices with alternating-current and direct-current voltages below 1000V.

Common low-voltage distribution cabinet, the component mounting panel in the cabinet is the direct cabinet body inner wall contact of metal material, and the emergence of incident such as electrically conductive electric leakage appears very easily like this, and simultaneously, conventional low-voltage distribution cabinet only through natural draft heat dissipation, and it is big in summer power consumption, and the continuous operation, inside temperature is high, influences electronic component's life.

Disclosure of Invention

The invention aims to provide a low-voltage power distribution cabinet to solve the problems that the power distribution cabinet is easy to leak electricity and poor in heat dissipation effect.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a low-voltage distribution cabinet, includes the cabinet body, be fixed with the slide on the inner wall of the cabinet body, it is provided with the slider to slide on the slide, be fixed with the mounting panel on the slider, be provided with the louvre on the lateral wall of the cabinet body, be fixed with the protection casing that covers the louvre on the cabinet body, the protection casing internal fixation has the motor, be fixed with the blade in the pivot of motor, the lower extreme of the cabinet body is provided with heat dissipation channel, heat dissipation channel's passageway internal fixation embedding has the filter screen of the internal portion of intercommunication cabinet.

Preferably, the internal holding of cabinet has the holding ring, and it has the locating pin to slide to run through on the holding ring, can fix the position of mounting panel in the cabinet body.

Preferably, a spring is wound on the positioning pin, and two ends of the spring are fixed with the positioning pin and the positioning ring respectively, so that the telescopic resetting stability of the positioning pin is ensured.

Preferably, be provided with the constant head tank on the mounting panel, the locating pin sets up with constant head tank sliding insertion, guarantees that the mounting panel can fix at the internal of cabinet.

Preferably, the opening position of protection casing covers there is the sheet frame, and fixed the embedding has the dust screen on the sheet frame, can carry out dustproof protection in the air intake position.

Preferably, an elastic card is fixed on the plate frame, and a card seat clamped with the elastic card is fixed on the protective cover, so that the protective cover and the plate frame can be conveniently mounted and dismounted.

Preferably, the shape of the elastic card and the shape of the inner groove of the card seat are regular hexagons, and the elastic card is made of rubber materials, so that the stability of clamping and the convenience of disassembly are ensured.

Preferably, a bobbin is fixed on the mounting plate, an internal thread is arranged on the bobbin, a threaded rod is arranged on the internal thread in a threaded mode, and the two arc-shaped plates can be driven to be in matched butt joint with the bobbin.

Preferably, a disc is fixed on the threaded rod, two arc-shaped plates which are symmetrically distributed are fixed on the disc, the disc can drive the two arc-shaped plates to wrap a wound circuit, and the space part of the two arc-shaped plates can be used as a wire inlet and a wire outlet.

Compared with the prior art, the invention has the beneficial effects that: the slider and the slide that make through glass steel material can avoid mounting panel and cabinet body contact, and simultaneously, locating pin and holding ring are made by plastic materials, guarantee insulating safety, and drive the blade through the motor and can accelerate the air current to pass through, improve the radiating effect.

Drawings

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

FIG. 2 is an enlarged view of a portion of the dust screen of the present invention;

FIG. 3 is a schematic view of a part of the bobbin of the present invention;

fig. 4 is a schematic view of the arrangement of two curved rods of the present invention.

In the figure: 1. a cabinet body; 11. a slide base; 12. a slider; 13. mounting a plate; 14. heat dissipation holes; 15. a protective cover; 16. a motor; 17. a blade; 18. filtering with a screen; 19. a heat dissipation channel; 2. a positioning ring; 21. positioning pins; 22. a spring; 23. positioning a groove; 3. a plate frame; 31. a dust screen; 32. a card holder; 33. an elastic card; 4. a bobbin; 41. a threaded rod; 42. a disc; 43. an arc-shaped plate.

Detailed Description

Referring to fig. 1 and 2, a low-voltage power distribution cabinet includes a cabinet body 1, a sliding seat 11 is fixed on an inner wall of the cabinet body 1, a sliding block 12 is slidably disposed on the sliding seat 11, the sliding block 12 and the sliding seat 11 are made of glass fiber reinforced plastic material and have a good insulation effect, a mounting plate 13 is fixed on the sliding block 12, a heat dissipation hole 14 is disposed on a side wall of the cabinet body 1, a protective cover 15 covering the heat dissipation hole 14 is fixed on the cabinet body 1, a motor 16 is fixed in the protective cover 15, a blade 17 is fixed on a rotating shaft of the motor 16, a heat dissipation channel 19 is disposed at a lower end of the cabinet body 1, and a filter screen 18 communicated with the inside of the cabinet.

Referring to fig. 1, a positioning ring 2 is fixed in a cabinet body 1, a positioning pin 21 penetrates through the positioning ring 2 in a sliding manner, so that the position of the mounting plate 13 in the cabinet body 1 can be fixed, and the positioning ring 2 and the positioning pin 21 are made of plastic materials, so that the insulation effect is ensured.

Referring to fig. 1, a spring 22 is wound on the positioning pin 21, and two ends of the spring 22 are respectively fixed to the positioning pin 21 and the positioning ring 2, so as to ensure the stable extension and retraction of the positioning pin 21.

Referring to fig. 1, the mounting plate 13 is provided with a positioning groove 23, and the positioning pin 21 and the positioning groove 23 are slidably inserted into each other, so as to ensure that the mounting plate 13 can be fixed in the cabinet 1.

Referring to fig. 1, the opening of the protective cover 15 is covered with a plate frame 3, and a dust screen 31 is fixedly embedded in the plate frame 3, so that dust protection can be performed at the air inlet.

Referring to fig. 1 and 2, an elastic clip 33 is fixed on the plate frame 3, and a clip seat 32 is fixed on the shield 15 and is in clip connection with the elastic clip 33, so that the shield 15 and the plate frame 3 can be conveniently mounted and dismounted.

Referring to fig. 1 and 2, the shape of the elastic card 33 and the shape of the inner groove of the card holder 32 are regular hexagons, and the elastic card 33 is made of rubber material, so as to ensure the stability of the card connection and the convenience of detachment.

Referring to fig. 1, 2 and 3, the bobbin 4 is fixed on the mounting plate 13, the bobbin 4 is provided with an internal thread, the internal thread is provided with a threaded rod 41, and the two arc-shaped plates 43 can be driven to be in fit butt joint with the bobbin 4.

Referring to fig. 1, 2 and 3, a circular disc 42 is fixed on the threaded rod 41, two arc plates 43 are fixed on the circular disc 42, the circular disc 42 can wrap a wound circuit with the two arc plates 43, and the space between the two arc plates 43 can be used as a wire inlet and a wire outlet.

The working principle of the scheme is as follows: when the mounting panel 13 needs to be installed, the slider 12 and the sliding seat 11 are arranged in a sliding manner, so that the mounting panel 13 can be positioned with the cabinet body 1, the positioning pin 21 is pulled upwards, the slider 12 can be completely butted with the sliding seat 11, and when the position of the positioning pin 21 is in the position of the positioning groove 23, the positioning pin 21 is inserted into the positioning groove 23 through the resetting effect of the spring 22.

When ventilation is needed, the power supply of the motor 16 is switched on, the motor 16 drives the blades 17 to rotate, so that outside air enters the cabinet body 1 at an accelerated speed, enters the heat dissipation channel 19 through the filter screen 18 and is discharged and circulated, and a heat dissipation effect is achieved.

When the dust screen 31 needs to be cleaned, the elastic clamp 33 is separated from the clamping seat 32, and the dust screen 31 at the air inlet can be cleaned.

When the wire needs to be wound, the wire is wound on the winding drum 4 and is butted with the internal thread through the threaded rod 41, so that the disc 42 can wrap the wound line with the two arc-shaped plates 43, and the distance part between the two arc-shaped plates 43 can be used as a wire inlet and a wire outlet.

Claims

1. The utility model provides a low-voltage distribution cabinet, includes cabinet body (1), its characterized in that: be fixed with slide (11) on the inner wall of the cabinet body (1), it is provided with slider (12) to slide on slide (11), be fixed with mounting panel (13) on slider (12), be provided with louvre (14) on the lateral wall of the cabinet body (1), be fixed with protection casing (15) that cover louvre (14) on the cabinet body (1), protection casing (15) internal fixation has motor (16), be fixed with blade (17) in the pivot of motor (16), the lower extreme of the cabinet body (1) is provided with heat dissipation channel (19), the passageway internal fixation embedding of heat dissipation channel (19) has filter screen (18) of the inside of the intercommunication cabinet body (1).

2. A low-voltage distribution cabinet according to claim 1, characterized in that: the cabinet body (1) is internally fixed with a positioning ring (2), and the positioning ring (2) is provided with a positioning pin (21) in a sliding penetrating manner.

3. A low-voltage distribution cabinet according to claim 2, characterized in that: the positioning pin (21) is wound with a spring (22), and two ends of the spring (22) are respectively fixed with the positioning pin (21) and the positioning ring (2).

4. A low-voltage distribution cabinet according to claim 3, characterized in that: be provided with constant head tank (23) on mounting panel (13), locating pin (21) and constant head tank (23) sliding insertion set up.

5. A low-voltage distribution cabinet according to claim 1, characterized in that: the opening position of protection casing (15) covers has sheet frame (3), and fixed the embedding has dust screen (31) on sheet frame (3).

6. Low-voltage distribution cabinet according to claim 5, characterized in that: an elastic card (33) is fixed on the plate frame (3), and a card seat (32) clamped with the elastic card (33) is fixed on the protective cover (15).

7. A low-voltage distribution cabinet according to claim 6, characterized in that: the shape of the elastic card (33) and the shape of the inner groove of the card seat (32) are both regular hexagons, and the elastic card (33) is made of rubber materials.

8. A low-voltage distribution cabinet according to claim 1, characterized in that: and a bobbin (4) is fixed on the mounting plate (13), an internal thread is arranged on the bobbin (4), and a threaded rod (41) is arranged on the internal thread in a threaded manner.

9. A low-voltage distribution cabinet according to claim 8, characterized in that: a disc (42) is fixed on the threaded rod (41), and two arc-shaped plates (43) which are symmetrically distributed are fixed on the disc (42).