CN211456418U - low voltage switch box - Google Patents

Abstract

The utility model discloses a low-voltage switch cabinet, which comprises a cabinet body, the bottom of the cabinet body is connected with supporting feet, the cabinet body is hinged with a cabinet door, the cabinet door is provided with a visual window, the cabinet body is fixed with an air pump, so The cabinet body is fixed with a cooling box, the inside of the cooling box is fixed with an exhaust pipe connected to the output end of the air pump, the exhaust pipe is connected with four output pipes, and the cooling box and the output pipe are matched with a cover plate, so The cover plate is connected with two handles and a tool placement slot, the cover plate is provided with two notches, the cabinet body is fixed with two sliding rails whose positions correspond to the notches, and the sliding rails are matched with T-shaped sliders. The T-shaped slider is integrally connected with a mounting plate. The mounting plate and the slide rail are provided with fixing holes corresponding to each other. The two sides of the cabinet are provided with several heat dissipation holes, and the top of the cabinet is provided with ventilation holes.

Description

low voltage switch box

technical field

The utility model belongs to the field of low-voltage switch cabinets, in particular to a low-voltage switch cabinet.

Background technique

Low-voltage switchgear is suitable for power plants, petroleum, chemical, metallurgy, textile, high-rise buildings and other industries, as power transmission, distribution and power conversion. The product complies with GB7251.1-2013 "Low-voltage switchgear" (IDTIEC60439-11999) standard. Low-voltage switchgear is a product listed in the "Catalogue" of 3C Certification Compulsory Certification Products.

Because the low-voltage switchgear is equipped with more electrical components and complicated circuits, the electrical components will generate more heat during operation. If the heat cannot be discharged in time, when the temperature rises to a certain extent, the electrical components will be at high temperature. Operation in the environment will shorten the service life, and it is also prone to accidents such as fires, which has potential safety hazards. Although the low-voltage switchgear in the prior art is equipped with more heat dissipation components, these heat dissipation components not only have poor ventilation during the heat dissipation process. , and it is easy to mix dust in the process of airflow guidance; and when the existing low-voltage switchgear is installed with electrical components, there is a problem that the installation space cannot be fully utilized because the installation position cannot be changed; and when the electrical components are repaired When there is no special place to place maintenance tools or disassemble parts, it will cause loss and affect the maintenance efficiency.

Utility model content

Aiming at the problems raised by the above background technology, the purpose of the present invention is to provide a low-voltage switch cabinet. In order to realize the above-mentioned technical purpose, the technical scheme that the utility model adopts is as follows:

A low-voltage switch cabinet includes a cabinet body, the bottom of the cabinet body is connected with support feet, the cabinet body is hinged with a cabinet door, the cabinet door is provided with a viewing window, the cabinet body is fixed with an air pump, and the cabinet body is fixed with a A cooling box, the inside of the cooling box is fixed with an exhaust pipe connected to the output end of the air pump, the exhaust pipe is connected with four output pipes, the cooling box and the output pipe are matched with a cover plate, and the cover plate is connected with Two handles and a tool placement slot, the cover plate is provided with two notches, the cabinet body is fixed with two slide rails whose positions correspond to the notches, the slide rails are matched with T-shaped sliders, and the T-shaped slides are The block is integrally connected with a mounting plate. The mounting plate and the slide rail are provided with fixing holes corresponding to each other. The two sides of the cabinet are provided with a number of heat dissipation holes, and the top of the cabinet is provided with ventilation openings.

It is further limited that the support feet are shock-absorbing support feet, and such a design has a shock-absorbing effect and strong stability.

It is further defined that the heat dissipation holes have an inclination from high to low from the inside to the outside, and this design reduces the possibility of dust entering.

Further limited, the cabinet door is provided with a sealing ring, such a design ensures sealing and prevents dust from entering.

Further limited, the air vent is built with a dust-proof net, which is designed to prevent dust from entering the cabinet.

The beneficial effects of the utility model are:

1. Adopt the structural design of the present utility model, use the air pump to discharge the gas from the output pipe after passing through the exhaust pipe cooled by the cooling box, and the gas after the cooling can effectively cool the electrical components in the cabinet by air cooling, ensuring the heat dissipation effect;

2. Using the structural design of the present utility model, under the effect of the air pump, the fluidity of the gas in the cabinet is stronger than that of the gas outside the cabinet, so the gas is always in the process of discharging outward, that is, the dust is not easy to enter the cabinet, dustproof good effect;

3. By adopting the structural design of the present invention, the mounting plate can be fixed to the proper position on the slide rail by tightening the screws, making it possible to adjust the installation position of the electrical components and saving the installation space;

4. The cabinet configuration of the tool placement slot ensures the placement of maintenance tools or disassembled parts, and is not easy to lose, ensuring maintenance efficiency.

Description of drawings

The present invention may be further illustrated by the non-limiting examples given in the accompanying drawings;

Fig. 1 is the first structural schematic diagram of the low-voltage switchgear embodiment of the present invention;

Fig. 2 is the second structural schematic diagram of the embodiment of the low-voltage switchgear of the present invention;

The main component symbols are explained as follows:

Cabinet body 1, support feet 2, cabinet door 3, visual window 4, air pump 5, cooling box 6, exhaust pipe 7, output pipe 8, cover plate 9, handle 10, tool placement slot 11, notch 12, slide rail 13, T-shaped slider 14 , mounting plate 15 , fixing holes 16 , mounting holes 17 , heat dissipation holes 18 , and ventilation holes 19 .

Detailed ways

In order to enable those skilled in the art to better understand the present invention, the technical solutions of the present invention are further described below with reference to the accompanying drawings and embodiments.

As shown in Figures 1 and 2, the low-voltage switchgear of the present invention includes a cabinet body 1, the bottom of the cabinet body 1 is connected with a support leg 2, the cabinet body 1 is hinged with a cabinet door 3, and the cabinet door 3 is provided with a visual window 4, The cabinet 1 is fixed with an air pump 5, the cabinet 1 is fixed with a cooling box 6, and the cooling box 6 is fixed with an exhaust pipe 7 connected to the output end of the air pump 5, and the exhaust pipe 7 is connected with four output pipes 8, and the cooling box 6 is connected to the output end. The tube 8 is matched with a cover plate 9, the cover plate 9 is connected with two handles 10 and a tool placement slot 11, the cover plate 9 is provided with two notches 12, and the cabinet 1 is fixed with two slide rails corresponding to the notches 12. 13. The sliding rail 13 is matched with a T-shaped sliding block 14, and the T-shaped sliding block 14 is integrally connected with a mounting plate 15. The mounting plate 15 and the sliding rail 13 are provided with fixing holes 16 corresponding to each other, and the mounting plate 15 is provided with several mounting holes. The holes 17 , the mounting holes 17 and the fixing holes 16 are all provided with fastening screws, a plurality of heat dissipation holes 18 are provided on both sides of the cabinet 1 , and ventilation holes 19 are provided on the top of the cabinet 1 .

In this embodiment, when using the low-voltage switchgear, the cabinet 1 supported by the supporting feet 2 is transported to the use position, the cover 9 is opened, and the cooling liquid is poured into the cooling box 6, and then the cover 9 is closed, The electrical components are installed on the installation plate 15 through the fastening screws and the installation holes 16. The tool placement slot 11 is set to ensure the placement of the maintenance tools or the disassembled parts, and it is not easy to lose. The T-shaped slider 14 connected to 15 moves in the slide rail 13, and the installation position of the mounting plate 15 is adjusted by tightening the screws, so as to effectively use the installation space in the cabinet; after the electrical components are installed, close the cabinet door 3 and Start the air pump 5, let the gas enter the exhaust pipe 7, and the exhaust pipe 7 cools the gas inside the exhaust pipe 7 under the effect of the cooling liquid in the cooling box 6, and then discharges it into the cabinet from the output pipe 8, and the cooled gas It can effectively air-cool the internal electrical components and dissipate heat, and then flow out from the heat dissipation holes 18 and the vents 19, and the gas has strong fluidity; also because the fluidity of the gas in the cabinet is stronger than that of the gas outside the cabinet under the effect of the air pump 5, Therefore, the dust outside the cabinet is not easy to enter the cabinet, which ensures the cleanliness of the cabinet.

Preferably, the support feet 2 are shock-absorbing support feet. Such a design has a shock-absorbing effect and strong stability. In fact, the selection of the support feet 2 can also be considered according to specific conditions.

Preferably, the heat dissipation holes 18 have an inclination from high to low from the inside to the outside. Such a design reduces the possibility of dust entering. In fact, the arrangement of the heat dissipation holes 18 can also be considered according to specific conditions.

Preferably, the cabinet door 3 is provided with a sealing ring. Such a design can ensure sealing and prevent dust from entering. In fact, the selection of the sealing ring can also be considered according to specific conditions.

It is preferable that the ventilation opening 19 has a built-in dust filter. Such a design prevents dust from entering the cabinet. In fact, the selection of the dust filter can also be considered according to specific conditions.

The above-mentioned embodiments merely illustrate the principles and effects of the present invention, but are not intended to limit the present invention. Anyone skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or changes completed by those with ordinary knowledge in the technical field without departing from the spirit and technical idea disclosed by the present invention should still be covered by the claims of the present invention.

Claims (5)

1. Low-voltage switchgear, including the cabinet body (1), its characterized in that: the utility model discloses a cabinet, but the cabinet is characterized in that the cabinet body (1) bottom is connected with supporting legs (2), the cabinet body (1) articulates there is cabinet door (3), but visual window (4) have been seted up to cabinet door (3), the cabinet body (1) is fixed with air pump (5), the cabinet body (1) is fixed with cooler bin (6), cooler bin (6) inside is fixed with calandria (7) of being connected with air pump (5) output, calandria (7) are connected with four output tubes (8), cooler bin (6) and output tube (8) match in the lump have apron (9), apron (9) are connected with two handles (10) and an instrument standing groove (11), two breach (12) have been seted up to apron (9), the cabinet body (1) is fixed with two slide rails (13) that the position corresponds breach (12), slide rail (13) match T type slider (14), T type slider (14) an organic whole is connected with mounting panel (15, mounting panel (15) all are equipped with fixed orifices (16) that the position corresponds each other with slide rail (13), mounting panel (15) are equipped with a plurality of mounting holes (17), mounting hole (17) all dispose fastening screw with fixed orifices (16), the cabinet body (1) both sides face is equipped with a plurality of louvres (18), the cabinet body (1) top is equipped with vent (19).

2. The low-voltage switchgear cabinet according to claim 1, characterized in that: the supporting legs (2) are shock-absorbing supporting legs.

3. The low-voltage switchgear cabinet according to claim 2, characterized in that: the heat dissipation hole (18) has a gradient from high to low from inside to outside.

4. The low-voltage switchgear cabinet according to claim 3, characterized in that: the cabinet door (3) is provided with a sealing ring.

5. The low-voltage switchgear cabinet according to claim 4, characterized in that: a dust screen is arranged in the ventilation opening (19).

Images