CN215600900U

CN215600900U - Low-power-consumption drawer type low-voltage switch cabinet

Info

Publication number: CN215600900U
Application number: CN202121766462.6U
Authority: CN
Inventors: 普木保
Original assignee: Yunnan Mingtai Electric Control Technology Co ltd
Current assignee: Yunnan Mingtai Electric Control Technology Co ltd
Priority date: 2021-07-31
Filing date: 2021-07-31
Publication date: 2022-01-21
Anticipated expiration: 2031-07-31

Abstract

The utility model discloses a low-power-consumption drawer type low-voltage switch cabinet, which comprises a base, wherein the upper end surface of the base is fixedly connected with a first cabinet body and a second cabinet body, the front end surface of the first cabinet body is fixedly provided with a control panel, the side walls of the first cabinet body and the second cabinet body are respectively provided with a vent, the second cabinet body is provided with four drawer units, the surface of each drawer unit is fixedly provided with an instrument panel, a vent hole and a handle, the inner cavity of the base is fixedly provided with a driving device, the driving device consists of a servo motor, a speed reducer, a first threaded rod, a first bevel gear and a second bevel gear, the side wall of the inner cavity of the base is fixedly provided with the servo motor, and the output end of the servo motor is fixedly connected with the speed reducer. Electronic elements in the drawer are protected, and potential safety hazards are avoided.

Description

Low-power-consumption drawer type low-voltage switch cabinet

Technical Field

The utility model relates to the technical field of electrical equipment, in particular to a low-power-consumption drawer type low-voltage switch cabinet.

Background

The switch cabinet is an electrical device and mainly used for opening, closing, controlling and protecting the electrical device in the process of generating, transmitting, distributing and converting electric energy of an electric power system. The switch cabinets can be classified into open switch cabinets, metal-enclosed switch cabinets and metal-enclosed armored switch cabinets according to different cabinet body structures; the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like can be divided according to different voltage grades. The method is mainly suitable for various occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industrial textile, industrial and mining enterprises, residential districts, high-rise buildings and the like;

the traditional switch cabinet is generally of a single-cavity cabinet type structure, and the internal space utilization rate is low; and the existing low-voltage drawer type switch cabinet has poor heat dissipation effect, can accelerate the aging of electric power components, influence the service life, and further cause the problems of fire accidents and the like.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a low-power-consumption drawer type low-voltage switch cabinet, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a low-power-consumption drawer type low-voltage switch cabinet comprises a base, wherein a first cabinet body and a second cabinet body are fixedly connected to the upper end face of the base, a control panel is fixedly installed on the front end face of the first cabinet body, ventilation openings are formed in the side walls of the first cabinet body and the second cabinet body, four drawer units are arranged on the second cabinet body, and an instrument panel, a ventilation opening and a handle are fixedly installed on the surface of each drawer unit;

the inner cavity of the base is fixedly provided with a driving device, the driving device consists of a servo motor, a speed reducer, a first threaded rod, a first conical gear and a second conical gear, the servo motor is fixedly arranged on the inner cavity side wall of the base, the output end of the servo motor is fixedly connected with the speed reducer, the output end of the speed reducer is fixedly connected with the first threaded rod, the first conical gear is sleeved on the first threaded rod, the first conical gear is meshed with the second conical gear, the second threaded rod is sleeved on the second conical gear, penetrates through the base and extends to the top of the second cabinet body, the second threaded rod is slidably connected with a sliding block, one end of the sliding block is slidably connected with the inner wall of the second cabinet body, the other end of the sliding block is fixedly connected with a mounting plate, and the mounting plate is fixedly provided with a rotating motor, and fan blades are fixedly connected to an output shaft of the rotating motor.

Preferably, top covers are fixedly mounted at the tops of the first cabinet body and the second cabinet body, and the top covers are of a double-slope structure.

Preferably, the inner chamber of the second cabinet body is provided with four sets of guide rails, every group the guide rail is two, all at same horizontal plane, every group sliding connection has the drawer on the guide rail, the bottom fixed mounting of drawer has the electromagnetic shield layer.

Preferably, the second threaded rod is movably connected with the inner wall of the base and the inner wall of the second cabinet body through bearings.

Preferably, a through hole is formed in the sliding block, and a thread matched with the second threaded rod is arranged in the through hole.

Preferably, the side end of each drawer unit is movably connected with the second cabinet body through a hinge.

Preferably, a filter screen is arranged in each air vent.

Preferably, the first cabinet body and the second cabinet body are made of stainless steel, and insulating layers are arranged on the outer surfaces of the first cabinet body and the second cabinet body

Compared with the prior art, the utility model has the following beneficial effects: the utility model relates to a low-power-consumption drawer type low-voltage switch cabinet, which is characterized in that when the heat of electronic elements in a second cabinet is overhigh in use, fan blades rotate by starting a servo motor and a rotating motor, a slide block moves linearly on a second threaded rod to radiate the electronic elements in the second cabinet, so that the air circulation of the second cabinet is accelerated, the heat in the second cabinet is quickly radiated out from a ventilation opening, outside air also enters the second cabinet quickly through the ventilation opening, the temperature in the second cabinet can be quickly reduced under the condition of uninterrupted ventilation of the air, the possibility of damage of the electronic elements due to overhigh heat in the second cabinet caused by the fact that a large amount of heat is not radiated out is avoided, and the service life of the electronic elements is further prolonged, the utilization rate of an inner space is improved by arranging a plurality of drawers, and a radiating device is arranged at the same time, the electronic elements in the drawer can be cooled conveniently and rapidly, the electronic elements in the drawer are protected, and potential safety hazards are avoided.

Drawings

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

fig. 2 is a schematic view of the internal structure of the second cabinet according to the present invention;

FIG. 3 is a schematic side sectional view of the first and second cabinets according to the present invention;

fig. 4 is an enlarged schematic view of part a of the present invention.

In the figure: 1. a base; 2. a first cabinet; 3. a second cabinet; 4. a top cover; 5. a control panel; 6. a vent; 7. a drawer unit; 8. an instrument panel; 9. a vent hole; 10. a handle; 11. a guide rail; 12. a drawer; 13. an electromagnetic shielding layer; 14. a drive device; 141. a servo motor; 142. a speed reducer; 143. a first threaded rod; 144. a first bevel gear; 145. a second bevel gear; 15. a second threaded rod; 16. a slider; 17. a rotating electric machine; 18. a fan blade.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1, 2, 3 and 4, a low-power-consumption drawer type low-voltage switch cabinet comprises a base 1, wherein the upper end surface of the base 1 is fixedly connected with a first cabinet body 2 and a second cabinet body 3, the front end surface of the first cabinet body 2 is fixedly provided with a control panel 5, the side walls of the first cabinet body 2 and the second cabinet body 3 are respectively provided with a vent 6, the second cabinet body 3 is provided with four drawer units 7, and the surface of each drawer unit 7 is fixedly provided with an instrument panel 8, a vent 9 and a handle 10;

the inner cavity of the base 1 is fixedly provided with a driving device 14, the driving device 14 comprises a servo motor 141, a speed reducer 142, a first threaded rod 143, a first bevel gear 144 and a second bevel gear 145, the side wall of the inner cavity of the base 1 is fixedly provided with the servo motor 141, the output end of the servo motor 141 is fixedly connected with the speed reducer 142, the output end of the speed reducer 142 is fixedly connected with the first threaded rod 143, the first threaded rod 143 is sleeved with the first bevel gear 144, the first bevel gear 144 is meshed with the second bevel gear 145, the second bevel gear 145 is sleeved with the second threaded rod 15, the second threaded rod 15 penetrates through the base 1 and extends to the top of the second cabinet body 3, the second threaded rod 15 is slidably connected with a sliding block 16, one end of the sliding block 16 is slidably connected with the inner wall of the second cabinet body 3, the other end of the sliding block 16 is fixedly connected with a mounting plate, and the mounting plate is fixedly provided with a rotating motor 17, the output shaft of the rotating electric machine 17 is fixedly connected with fan blades 18.

Referring to fig. 1, a top cover 4 is fixedly mounted on the top of the first cabinet 2 and the top of the second cabinet 3, and the top cover 4 is of a double-slope structure, so that rainwater can slide off conveniently and can be prevented from entering the interior of the cabinets.

Referring to fig. 2, four sets of guide rails 11 are disposed in the inner cavity of the second cabinet 3, each set of guide rails 11 is two and is located on the same horizontal plane, a drawer 12 is slidably connected to each set of guide rails 11, and an electromagnetic shielding layer 13 is fixedly mounted at the bottom of the drawer 12, so that magnetic field interference generated when electronic components inside the drawer unit 7 operate can be avoided, and the electronic components can operate normally.

Referring to fig. 3, the second threaded rod 15 is movably connected to the inner wall of the base 1 and the inner wall of the second cabinet 3 through bearings, so that the second threaded rod 15 can rotate conveniently.

Referring to fig. 3, a through hole is formed in the slider 16, and a thread adapted to the second threaded rod 15 is formed in the through hole, so that the slider 16 can slide on the second threaded rod 15.

Referring to fig. 1, the side end of each drawer unit 7 is movably connected to the second cabinet 3 through a hinge.

Referring to fig. 1, each of the ventilation openings 6 is provided therein with a filter screen plate, which can prevent impurities from entering the first cabinet 2 and the second cabinet 3.

Referring to fig. 1, the first cabinet 2 and the second cabinet 3 are made of stainless steel, and the outer surfaces of the first cabinet 2 and the second cabinet 3 are provided with insulating layers, so that potential safety hazards can be avoided.

It should be noted that, when the low-power-consumption drawer-type low-voltage switch cabinet is used, when the heat of the electronic components in the second cabinet body 3 is too high, the servo motor 141 is started, the servo motor 141 starts to rotate at a constant speed through the action of the reducer 142, the first threaded rod 143 starts to rotate at a constant speed, the first conical gear 144 starts to rotate at the same time, the first conical gear 144 is meshed with the second conical gear 145, the second conical gear 145 rotates, the second threaded rod 15 starts to rotate, the rotating motor 17 is started, the rotating motor 17 drives the fan blades 18 to rotate, along with the rotation of the second threaded rod 15, the sliding block 16 makes a linear motion on the second threaded rod 15 to dissipate the heat of the electronic components in the second cabinet body 3, so that the air circulation of the second cabinet body 3 is accelerated, the heat in the second cabinet body 3 is dissipated from the vent 6 quickly, the outside air also enters the second cabinet body 3 quickly through the vent 6, under the condition of uninterrupted air flow, the temperature in the second cabinet body 3 can be quickly reduced, the possibility that electronic elements are damaged due to overhigh heat in the second cabinet body 3 caused by the fact that a large amount of heat is not dissipated is avoided, and the service life of the electronic elements is further prolonged.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a low-power consumption drawer type low-voltage switchgear, includes base (1), its characterized in that: the upper end face of the base (1) is fixedly connected with a first cabinet body (2) and a second cabinet body (3), the front end face of the first cabinet body (2) is fixedly provided with a control panel (5), the side walls of the first cabinet body (2) and the second cabinet body (3) are respectively provided with a vent (6), the second cabinet body (3) is provided with four drawer units (7), and the surface of each drawer unit (7) is fixedly provided with a meter panel (8), a vent hole (9) and a handle (10);

the inner cavity fixed mounting of base (1) has drive arrangement (14), drive arrangement (14) comprises servo motor (141), reduction gear (142), first threaded rod (143), first conical gear (144) and second conical gear (145), fixed mounting has servo motor (141) on the inner cavity lateral wall of base (1), the output fixedly connected with reduction gear (142) of servo motor (141), the output fixedly connected with first threaded rod (143) of reduction gear (142), first conical gear (144) has been cup jointed on first threaded rod (143), first conical gear (144) meshing connection has second conical gear (145), second threaded rod (15) has been cup jointed on second conical gear (145), second threaded rod (15) runs through base (1) and extends to the top of the second cabinet body (3), sliding connection has slider (16) on second threaded rod (15), just the one end of slider (16) and the inner wall sliding connection of the second cabinet body (3), the other end fixedly connected with mounting panel of slider (16), fixed mounting has rotating electrical machines (17) on the mounting panel, fixedly connected with flabellum (18) on the output shaft of rotating electrical machines (17).

2. The low-power-consumption drawer-type low-voltage switch cabinet as claimed in claim 1, wherein: the top fixed mounting of first cabinet body (2) and the second cabinet body (3) has top cap (4), top cap (4) are two slope structures.

3. The low-power-consumption drawer-type low-voltage switch cabinet as claimed in claim 1, wherein: the inner chamber of the second cabinet body (3) is provided with four groups of guide rails (11), and each group guide rail (11) are two, all at same horizontal plane, every group sliding connection has drawer (12) on guide rail (11), the bottom fixed mounting of drawer (12) has electromagnetic shield layer (13).

4. The low-power-consumption drawer-type low-voltage switch cabinet as claimed in claim 1, wherein: the second threaded rod (15) is movably connected with the inner wall of the base (1) and the inner wall of the second cabinet body (3) through bearings.

5. The low-power-consumption drawer-type low-voltage switch cabinet as claimed in claim 1, wherein: and a through hole is formed in the sliding block (16), and a thread matched with the second threaded rod (15) is arranged in the through hole.

6. The low-power-consumption drawer-type low-voltage switch cabinet as claimed in claim 1, wherein: the side end of each drawer unit (7) is movably connected with the second cabinet body (3) through a hinge.

7. The low-power-consumption drawer-type low-voltage switch cabinet as claimed in claim 1, wherein: a filter screen is arranged in each ventilation opening (6).

8. The low-power-consumption drawer-type low-voltage switch cabinet as claimed in claim 1, wherein: the first cabinet body (2) and the second cabinet body (3) are both made of stainless steel, and insulating layers are arranged on the outer surfaces of the first cabinet body (2) and the second cabinet body (3).