CN214314154U

CN214314154U - Low-voltage cabinet with automatic heat dissipation function

Info

Publication number: CN214314154U
Application number: CN202023328141.6U
Authority: CN
Inventors: 朱毅; 戚立婷
Original assignee: Yangzhou Frege Power Engineering Technology Co ltd
Current assignee: Yangzhou Frege Power Engineering Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-28
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a low-voltage cabinet with automatic heat dissipation function, including the cabinet body, baffle and aviation baffle, the surface of the cabinet body is equipped with the controller, and the one end of controller is connected with temperature sensor, the internal baffle that is equipped with of cabinet, and the bottom surface of baffle is equipped with the mount to install first motor in the mount, the one end of first motor is connected with first pivot, and the surface of first pivot is equipped with forward fin, the one end surface connection of first pivot has the belt pulley. This low-voltage cabinet with automatic heat dissipation function through at the internal temperature sensor that sets up of cabinet and with controller electric connection, when temperature sensor monitors the incasement high temperature, can send signal to the controller immediately to start heat radiation structure by the controller, avoid heat radiation equipment even still to function when cabinet body temperature is not high, thereby increased the holistic life of heat radiation structure, still reduced the waste of electron resource simultaneously.

Description

Low-voltage cabinet with automatic heat dissipation function

Technical Field

The utility model relates to a low-voltage cabinet technical field specifically is a low-voltage cabinet with automatic heat dissipation function.

Background

The low-voltage cabinet mainly has the functions of opening, closing, controlling and protecting electric equipment in the process of generating, transmitting power, distributing power and converting electric energy of an electric power system, and components in the low-voltage cabinet mainly comprise a circuit breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like, and are mainly suitable for various different occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industrial and textile, factory and mining enterprises, residential quarters, high-rise buildings and the like.

However, the existing low-voltage cabinet cooling fan is operated for a long time, which not only wastes power resources, but also reduces the service life of the cooling structure, and cannot perform cooling treatment according to the real-time temperature in the cabinet, and meanwhile, the existing low-voltage cabinet cooling fan lacks a dust removal and dust prevention structure, so that the accumulation of dust in the low-voltage cabinet is too much, the internal temperature is too high under the influence of dust, and the cooling effect is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low-voltage cabinet with automatic heat dissipation function to it is long-term function to propose current low-voltage cabinet radiator fan in solving above-mentioned background art, so not only extravagant electric power resource, and can reduce heat radiation structure's life, can't carry out the thermal treatment according to the real-time temperature in the cabinet, lack dust removal and dustproof construction simultaneously, it is too much to lead to the dust accumulation in the low-voltage cabinet, can lead to inside high temperature under the influence of dust, reduce the problem of radiating effect.

In order to achieve the above object, the utility model provides a following technical scheme: a low-voltage cabinet with an automatic heat dissipation function comprises a cabinet body, a partition plate and a wind deflector, wherein a controller is arranged on the outer surface of the cabinet body, one end of the controller is connected with a temperature sensor, the partition plate is arranged in the cabinet body, a fixing frame is arranged on the outer surface of the bottom end of the partition plate, a first motor is installed in the fixing frame, one end of the first motor is connected with a first rotating shaft, forward fins are arranged on the outer surface of the first rotating shaft, a belt pulley is connected to the outer surface of one end of the first rotating shaft, the other end of the belt pulley is connected with a second rotating shaft, reverse fins are arranged on the outer surface of the second rotating shaft, the wind deflector is arranged at the upper end of the partition plate, a compression pipe is connected to the middle end of the wind deflector, a through cavity is formed in the compression pipe, a dustproof shell is arranged at the upper end of the cabinet body, a second motor is installed in the dustproof shell, and one end of the second motor is connected with a first screw rod, the bottom surface of first screw rod is connected with first adjustable shelf, the internal surface connection of first adjustable shelf has the brush, and both ends are connected with the guided way about first adjustable shelf to fixing at cabinet body rear end of guided way, the upper end surface of first screw rod is connected with the driving chain, and the other end of driving chain is connected with the second screw rod, and the bottom surface connection of second screw rod has the second adjustable shelf, the rear end surface of the cabinet body is equipped with the shutter plate.

Preferably, first pivot and second pivot are connected for the laminating with the belt pulley, and first pivot surface equidistant distribution has forward fin to equidistant distribution has reverse fin on the second pivot surface.

Preferably, the first movable frame and the second movable frame are distributed in a mirror image mode about the center point of the partition plate, and the surfaces of the first movable frame and the second movable frame are not in contact with the surfaces of the forward fin and the reverse fin.

Preferably, the first movable frame and the second movable frame are of the same structure, and brushes are distributed on the inner surfaces of the first movable frame and the second movable frame at equal intervals.

Preferably, the first movable frame and the second movable frame are in threaded connection with the first screw rod and the second screw rod respectively, and the first movable frame and the second movable frame are in sliding connection with the guide rail.

Preferably, the air deflector and the compression pipe are of an integrated structure, and through cavities are distributed in the compression pipe at equal intervals.

Compared with the prior art, the beneficial effects of the utility model are that: the low-voltage cabinet with the automatic heat dissipation function;

1. the positive fins and the reverse fins are arranged in the cabinet body, the transmission shafts corresponding to the fins are driven by the belt pulley, so that the two fins perform heat dissipation and dust removal in a rotating mode, the positive fins discharge heat and dust of the cabinet body to the outside of the cabinet body, wind power outside the cabinet body is reversely poured into the cabinet body, gas is sprayed into the cabinet body through pressurization of the compression pipe, and dust attached to electric elements in the cabinet body is conveniently removed, so that the effects of circulating heat dissipation and dust removal are achieved;

2. the rear end of the cabinet body is provided with the plurality of louver blades, so that the rainproof and dustproof effects can be achieved, the movable frame is matched with the screw rod to drive the louver blades to ascend and descend in the cabinet body, the rear end of the cabinet body and gaps among the louver blades can be comprehensively cleaned, dust is prevented from being accumulated in a ventilation opening, the heat dissipation effect is reduced, and the overall practicability is improved;

3. through at the internal temperature sensor that sets up of cabinet and with controller electric connection, when temperature sensor monitors the cabinet internal temperature too high, can send signal to the controller immediately to start heat radiation structure by the controller, avoid heat radiation equipment even still to function when cabinet body temperature is not high, thereby increased the holistic life of heat radiation structure, still reduced the waste of electron resource simultaneously.

Drawings

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

FIG. 2 is a schematic view of the overall side view structure of the present invention;

fig. 3 is a schematic top view of the first movable frame and the reverse fin of the present invention;

fig. 4 is a schematic view of the inside front view structure of the partition board of the present invention.

In the figure: 1. a cabinet body; 2. a controller; 3. a temperature sensor; 4. a partition plate; 5. a fixed mount; 6. a first motor; 7. a forward fin; 8. a dust-proof shell; 9. a second motor; 10. a first screw; 11. a drive chain; 12. a second screw; 13. compressing the tube; 14. a cavity is communicated; 15. a first rotating shaft; 16. a belt pulley; 17. a second rotating shaft; 18. reverse fins; 19. louver blades; 20. a first movable frame; 21. an air deflector; 22. a brush; 23. a guide rail; 24. and a second movable frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, the present invention provides a technical solution: a low-voltage cabinet with an automatic heat dissipation function comprises a cabinet body 1, a partition plate 4 and an air deflector 21, wherein a controller 2 is arranged on the outer surface of the cabinet body 1, one end of the controller 2 is connected with a temperature sensor 3, the partition plate 4 is arranged in the cabinet body 1, a fixing frame 5 is arranged on the outer surface of the bottom end of the partition plate 4, a first motor 6 is installed in the fixing frame 5, one end of the first motor 6 is connected with a first rotating shaft 15, a forward fin 7 is arranged on the outer surface of the first rotating shaft 15, a belt pulley 16 is connected on the outer surface of one end of the first rotating shaft 15, a second rotating shaft 17 is connected to the other end of the belt pulley 16, a reverse fin 18 is arranged on the outer surface of the second rotating shaft 17, the air deflector 21 is arranged at the upper end of the partition plate 4, a compression pipe 13 is connected to the middle end of the air deflector 21, a compression cavity 14 is formed in the compression pipe 13, a dustproof shell 8 is arranged at the upper end of the cabinet body 1, and a second motor 9 is installed in the dustproof shell 8, one end of the second motor 9 is connected with a first screw rod 10, the bottom surface of the first screw rod 10 is connected with a first movable frame 20, the inner surface of the first movable frame 20 is connected with a brush 22, both ends are connected with a guide rail 23 about the first movable frame 20, and the guide rail 23 is fixed at the rear end of the cabinet body 1, the upper end surface of the first screw rod 10 is connected with a transmission chain 11, the other end of the transmission chain 11 is connected with a second screw rod 12, the bottom surface of the second screw rod 12 is connected with a second movable frame 24, and the rear end surface of the cabinet body 1 is provided with a louver blade 19.

The first rotating shaft 15 and the second rotating shaft 17 are connected with the belt pulley 16 in an attaching mode, forward fins 7 are distributed on the outer surface of the first rotating shaft 15 at equal intervals, reverse fins 18 are distributed on the outer surface of the second rotating shaft 17 at equal intervals, the belt pulley 16 drives the first rotating shaft 15 and the second rotating shaft 17, the forward fins 7 and the reverse fins 18 rotate synchronously, air in the cabinet body 1 is convenient to flow and discharge, and the ventilation and heat dissipation effects of equipment are improved;

the first movable frame 20 and the second movable frame 24 are distributed in a mirror image mode about the center point of the partition plate 4, the surfaces of the first movable frame 20 and the second movable frame 24 are not in contact with the surfaces of the forward fins 7 and the reverse fins 18, the first movable frame 20 and the second movable frame 24 respectively perform dust removal treatment on the upper end area and the lower end area of the partition plate 4, and the first movable frame 20 and the second movable frame 24 are staggered with the forward fins 7 and the reverse fins 18, so that the normal rotation of the forward fins 7 and the reverse fins 18 is not influenced during dust removal;

the first movable frame 20 and the second movable frame 24 are in the same structure, the brushes 22 are distributed on the inner surfaces of the first movable frame 20 and the second movable frame 24 at equal intervals, the first movable frame 20 and the second movable frame 24 are in contact with the louver blades 19 at the ventilating opening through the brushes 22 on the end surfaces, and dust on the outer surfaces of the louver blades 19 and in gaps can be removed, so that the dust is prevented from being accumulated at the ventilating opening to influence the ventilating effect;

the first movable frame 20 and the second movable frame 24 are respectively in threaded connection with the first screw 10 and the second screw 12, the first movable frame 20 and the second movable frame 24 are both in sliding connection with the guide rail 23, and the first movable frame 20 and the second movable frame 24 can enable the first movable frame 20 and the second movable frame 24 to ascend and descend along the outer surface of the guide rail 23 under the threaded transmission of the first screw 10 and the second screw 12, so that dust at the rear end of the cabinet body 1 can be cleaned comprehensively, and the dust removal effect is further improved;

the air deflector 21 and the compression pipe 13 are of an integrated structure, the through cavities 14 are distributed in the compression pipe 13 at equal intervals, external wind power is poured into the air deflector 21 through the reverse fins 18, air is poured into the compression pipe 13 through the air deflector 21, the air is pressurized in the compression pipe 13 and is sprayed out from the through cavities 14, dust attached to electrical components in the cabinet body 1 can be flushed by air, and the floating dust is discharged from the notch at the bottom end of the partition plate 4 by matching with the forward fins 7, so that the dustproof effect of the equipment is improved.

The working principle is as follows: when the low-voltage cabinet with the automatic heat dissipation function is used, firstly, the temperature sensor 3 monitors the temperature part of the cabinet body 1, when the temperature in the cabinet body 1 reaches a certain value, the controller 2 starts the heat dissipation equipment to work, the first motor 6 in the fixed frame 5 rotates the first rotating shaft 15, the forward fins 7 discharge the heat in the cabinet body 1 from the gap of the partition plate 4, the second rotating shaft 17 and the first rotating shaft 15 synchronously rotate under the action of the belt pulley 16, the forward fins 7 and the reverse fins 18 rotate at the same rotating speed, the reverse fins 18 suck the air outside the cabinet body 1 into the air guide plate 21 through the self-shaped structure, the air guide plate 21 primarily filters dust, the air introduced into the compression pipe 13 is transmitted to the compression pipe 13 to be pressurized, the air pressure in the compression pipe 13 is sprayed out from the through cavity 14, and the dust attached to the surface of the electrical components in the cabinet body 1 can be cleaned by utilizing an air blast method, meanwhile, dust floating in the cabinet body 1 after cleaning is discharged by wind power generated by the forward fins 7 again, the effect of circulating dust removal and heat dissipation can be achieved, when the dust attached to the inner surfaces of the louver blades 19 and the partition plates 4 is too much, the second motor 9 in the dustproof shell 8 is started, the second motor 9 rotates the first screw rod 10, under the action of the transmission chain 11, the first screw rod 10 and the second screw rod 12 synchronously rotate, the first movable frame 20 and the second movable frame 24 ascend and descend along the outer surface of the guide rail 23, and the first movable frame 20 and the second movable frame 24 are matched with the hairbrushes 22 on the inner surfaces of the first movable frame 20 and the second movable frame 24 to be in contact with the louver blades 19, the dust attached to the surfaces of the louver blades 19 can be completely removed, the dust is prevented from being blocked at the vent positions to influence normal ventilation, and the overall practicability is further increased.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a low-voltage cabinet with automatic heat dissipation function, includes the cabinet body (1), baffle (4) and aviation baffle (21), its characterized in that: the cabinet is characterized in that a controller (2) is arranged on the outer surface of the cabinet body (1), one end of the controller (2) is connected with a temperature sensor (3), a partition plate (4) is arranged in the cabinet body (1), a fixing frame (5) is arranged on the outer surface of the bottom end of the partition plate (4), a first motor (6) is installed in the fixing frame (5), one end of the first motor (6) is connected with a first rotating shaft (15), forward fins (7) are arranged on the outer surface of the first rotating shaft (15), a belt pulley (16) is connected to the outer surface of one end of the first rotating shaft (15), the other end of the belt pulley (16) is connected with a second rotating shaft (17), reverse fins (18) are arranged on the outer surface of the second rotating shaft (17), an air deflector (21) is arranged at the upper end of the partition plate (4), a compression pipe (13) is connected to the middle end of the air deflector (21), and a through cavity (14) is formed in the compression pipe (13), the upper end of the cabinet body (1) is equipped with dirt-proof shell (8), and installs second motor (9) in the dirt-proof shell (8), the one end of second motor (9) is connected with first screw rod (10), the bottom surface of first screw rod (10) is connected with first adjustable shelf (20), the internal surface connection of first adjustable shelf (20) has brush (22), and both ends are connected with guided way (23) about first adjustable shelf (20) to guided way (23) are fixed at the cabinet body (1) rear end, the upper end surface of first screw rod (10) is connected with driving chain (11), and the other end of driving chain (11) is connected with second screw rod (12) to the bottom surface of second screw rod (12) is connected with second adjustable shelf (24), the rear end surface of the cabinet body (1) is equipped with shutter plate (19).

2. The low-voltage cabinet with the automatic heat dissipation function of claim 1, wherein: first pivot (15) and second pivot (17) are connected for laminating with belt pulley (16), and first pivot (15) surface equidistant distribution has forward fin (7) to second pivot (17) surface equidistant distribution has reverse fin (18).

3. The low-voltage cabinet with the automatic heat dissipation function of claim 1, wherein: the first movable frame (20) and the second movable frame (24) are distributed in a mirror image mode about the center point of the partition plate (4), and the surfaces of the first movable frame (20) and the second movable frame (24) are not in contact with the surfaces of the forward fins (7) and the reverse fins (18).

4. The low-voltage cabinet with the automatic heat dissipation function of claim 1, wherein: the first movable frame (20) and the second movable frame (24) are of the same structure, and brushes (22) are distributed on the inner surfaces of the first movable frame (20) and the second movable frame (24) at equal intervals.

5. The low-voltage cabinet with the automatic heat dissipation function of claim 1, wherein: the first movable frame (20) and the second movable frame (24) are in threaded connection with the first screw rod (10) and the second screw rod (12) respectively, and the first movable frame (20) and the second movable frame (24) are in sliding connection with the guide rail (23).

6. The low-voltage cabinet with the automatic heat dissipation function of claim 1, wherein: the air deflector (21) and the compression pipe (13) are of an integrated structure, and through cavities (14) are distributed in the compression pipe (13) at equal intervals.