CN211958518U - Low-voltage switchgear convenient to ventilation cooling - Google Patents

Abstract

The utility model discloses a low-voltage switch cabinet which is convenient for ventilation and heat dissipation, comprising a switch cabinet main body, a cabinet door is installed on one side of the switch cabinet main body, and the cabinet door is movably connected with the switch cabinet main body through hinges. The top surface of the main body of the cabinet is provided with uprights near its four corners, and the top of the upright post is provided with a rain cover, the interior of the main body of the switch cabinet is provided with a storage board, and the inner wall of the main body of the switch cabinet is provided with a matching board. A chute for pulling and sliding, a base is installed on the bottom of the main body of the switch cabinet, and a support block is arranged on the base. The low-voltage switch cabinet, which is convenient for ventilation and heat dissipation, is provided with protection. The vertical distance between the bottom surface of the rain cover and the top surface of the protection cover is not less than 10cm, and there is a certain distance between the two to strengthen the ventilation effect of the upper and lower protection cover. Thereby, the speed of outside air entering into the main body of the switch cabinet from the ventilation openings is accelerated, and the heat dissipation speed in the main body of the switch cabinet is improved.

Description

A low-voltage switch cabinet that is convenient for ventilation and heat dissipation

technical field

The utility model relates to a low-voltage switch cabinet which is convenient for ventilation and heat dissipation.

Background technique

The main function of the switch cabinet is to switch, control and protect the electrical equipment in the process of power generation, transmission, distribution and power conversion in the power system. The components in the switch cabinet mainly include circuit breakers, isolation switches, load switches, Composed of operating mechanism, transformer and various protection devices, low-voltage switchgear is suitable for power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and other industries, as power transmission, distribution and power conversion.

Most of the traditional switch cabinets are closed, and various switchgears are installed in them. The ventilation and heat dissipation are poor. If the temperature of the switchgear is too high, it is easy to be burned, and it is easy to cause safety accidents.

Utility model content

The purpose of the present utility model is to provide a low-voltage switch cabinet that is convenient for ventilation and heat dissipation, so as to solve the problem that most of the switch cabinets proposed in the above-mentioned background technology are closed, and various switchgears are installed in them. If the temperature of the equipment is too high, it is easy to be burned, and it is easy to cause safety accidents.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a low-voltage switch cabinet that is convenient for ventilation and heat dissipation, comprising a switch cabinet main body, a cabinet door is installed on one side of the switch cabinet main body, and the cabinet door is connected to the switch cabinet main body through hinges. The top surface of the switchgear main body is provided with uprights near its four corners, and the top of the uprights is provided with a rain cover, the inside of the switchgear main body is installed with a storage board, and the inner wall of the switchgear main body is installed There is a chute matched with the storage board to realize pulling and sliding, the bottom of the switchgear main body is installed with a base, and a support block is arranged on the base, and the support block is connected with the left side wall of the switchgear main body through the connection block. , a clamping block is installed on the top surface of the support block;

The left side wall of the switchgear main body is provided with several groups of ventilation openings along the vertical direction, and the outer side of the ventilation openings is provided with a number of limit pins at equal intervals along the vertical direction, and the limit pins are provided with Matching fasteners to achieve locking, a protective cover is installed on the left side wall of the switchgear main body, and the left and right side walls of the protective cover are provided with lamination plates, and the lamination plates are equidistant from top to bottom. A number of limit slots corresponding to the position of the limit pins are provided, and the bottom of the protective cover is provided with a card slot matched with the clamping block, and the top opening of the protective cover is located in the cover of the rain cover.

Preferably, dust nets are installed at the top and bottom openings of the protective cover.

Preferably, a detachable structure is formed between the protective cover and the main body of the switch cabinet through a limit slot and a limit pin.

Preferably, several chutes are distributed at equal intervals from top to bottom along the inner wall of the main body of the switch cabinet.

Preferably, the right side wall of the switch cabinet main body has the same structure as its left side wall, and a protective cover is also installed.

Preferably, the vertical distance between the bottom surface of the rain cover and the top surface of the protective cover is not less than 10 cm.

Compared with the prior art, the beneficial effects of the present utility model are:

1. Dust nets are installed at the top and bottom openings of the protective cover of the present utility model. The protective cover mainly plays the role of waterproof and rainproof, and the dustproof net plays the role of dustproof, which improves the cleaning of the main body of the switch cabinet and the protective cover. The card block is inserted into the card slot, which supports the protective cover to a certain extent;

2. The structure of the right side wall of the main body of the switch cabinet of the present invention is the same as that of the left side wall. A convection area is formed between the two side walls of the main body of the switch cabinet to speed up the exchange of air inside and outside the main body of the switch cabinet. The protective cover forms a detachable structure between the limit slot and the limit pin and the main body of the switch cabinet, which is convenient for the disassembly and installation of the protective cover, and has a simple structure, convenient operation, and time and labor saving;

3. The vertical distance between the bottom surface of the rain cover and the top surface of the protective cover of the present utility model is not less than 10cm, and there is a certain distance between the two to strengthen the ventilation effect of the top and bottom of the protective cover, thereby accelerating the external air from the ventilation opening. The speed at which the hole enters the switchgear main body increases the heat dissipation speed inside the switchgear main body.

Description of drawings

1 is a schematic diagram of the overall three-dimensional assembly structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 of the present utility model.

In the figure: 1. Main body of switchgear; 2. Cabinet door; 3. Hinge; 4. Rain cover; 5. Shelf plate; 51. Chute; 6. Base; 7. Support block; 71. Connection block; 8. Block; 9, protective cover; 91, dustproof net; 92, card slot; 93, lamination plate; 94, limit slot; 10, ventilation opening; 11, limit pin; 12, fastener.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-2, the present utility model provides a technical solution: a low-voltage switch cabinet that facilitates ventilation and heat dissipation, comprising a switch cabinet main body 1, a cabinet door 2 is installed on one side of the switch cabinet main body 1, and the cabinet door 2 passes through The hinge 3 is movably connected with the switchgear main body 1, the top surface of the switchgear main body 1 is provided with uprights near its four corners, and the top of the uprights is provided with a rain cover 4, and the inside of the switchgear main body 1 is installed with a storage board 5 , and the inner wall of the switch cabinet main body 1 is provided with a chute 51 that matches the storage board 5 to realize pulling and sliding. Determine the number of installation boards 5, a base 6 is installed at the bottom of the switchgear main body 1, and a support block 7 is arranged on the base 6. The support block 7 is connected with the left side wall of the switchgear main body 1 through a connection block 71, and the support block 7 A card block 8 is installed on the top surface of the

The left side wall of the switch cabinet main body 1 is provided with several groups of ventilation openings 10 along the vertical direction, and the outer side of the ventilation openings 10 is provided with a number of limit pins 11 at equal intervals in the vertical direction, and the limit pins 11 are provided with There are fasteners 12 that are matched to realize locking. A protective cover 9 is installed on the left side wall of the switch cabinet main body 1, and the left and right side walls of the protective cover 9 are provided with a fitting plate 93. The fitting plate 93 is from top to bottom. A number of limit slots 94 corresponding to the positions of the limit pins 11 are arranged at the bottom at equal intervals. The protective cover 9 forms a detachable structure through the limit slots 94 and the limit pins 11 and the switchgear main body 1, which is convenient for protection. The disassembly and installation of the cover 9 is simple in structure, convenient in operation, time-saving and labor-saving;

The bottom of the protective cover 9 is provided with a card slot 92 that is adapted to the card block 8, and the card block 8 is snapped into the card groove 92 to play a certain supporting role for the protective cover 9. The top opening of the protective cover 9 is located at the rain shielding In the cover body of the cover 4, the top and bottom openings of the protective cover 9 are equipped with dustproof nets 91. The protective cover 9 mainly plays the role of waterproof and rainproof, and the dustproof net 91 plays the role of dustproof, which improves the main body 1 of the switch cabinet. The cleanliness of the interior and the protective cover 9, the right side wall of the switchgear main body 1 and its left side wall have the same structure, and the protective cover 9 is also installed. A convection area is formed between the two side walls of the switchgear main body 1 to speed up the switchgear main body. 1. The exchange of internal and external air can improve the heat dissipation efficiency by increasing the number of ventilation openings 10. The vertical distance between the bottom surface of the rain cover 4 and the top surface of the protective cover 9 is not less than 10cm, and there is a certain amount of space between the two. The distance between the top and bottom of the protective cover 9 is strengthened, so as to speed up the speed of outside air entering the switchgear main body 1 from the ventilation openings 10, and improve the heat dissipation speed inside the switchgear main body 1.

Working principle: For this kind of low-voltage switchgear that is convenient for ventilation and heat dissipation, firstly, dustproof nets 91 are installed on the upper and lower openings of the protective cover 9. The protective cover 9 mainly plays the role of waterproof and rainproof, and the dustproof net 91 plays Dust-proof effect, improve the cleanliness of switchgear main body 1 and protective cover 9, then align the card slot 92 of the protective cover 9 with the card block 8, and align each limit groove 94 on the bonding plate 93 with the corresponding limit The pin 11 and the clamping block 8 are inserted into the clamping slot 92, which supports the protective cover 9 to a certain extent and improves its stability. Fixed, the protective cover 9 forms a detachable structure through the limit slot 94 and the limit pin 11 and the switchgear main body 1, this structure is convenient for the disassembly and installation of the protective cover 9, the structure is simple, the operation is convenient, and time and effort are saved;

The right side wall of the switchgear main body 1 has the same structure as its left side wall, and a protective cover 9 is also installed. A convection area is formed between the two side walls of the switchgear main body 1 to speed up the exchange of air inside and outside the switchgear main body 1. The number of ventilation openings 10 improves the heat dissipation efficiency. The vertical distance between the bottom surface of the rain cover 4 and the top surface of the protective cover 9 is not less than 10cm, and there is a certain distance between the two. Strengthen the upper and lower parts of the protective cover 9. The ventilation effect is improved, thereby accelerating the speed of the outside air entering the switchgear main body 1 from the ventilation opening 10, improving the heat dissipation speed inside the switchgear main body 1, and thus completing the entire use process of the low-voltage switchgear that facilitates ventilation and heat dissipation.

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

Claims (6)

1. The utility model provides a low-voltage switchgear convenient to ventilation cooling which characterized in that: comprises a switch cabinet main body (1), one side of the switch cabinet main body (1) is provided with a cabinet door (2), the cabinet door (2) is movably connected with the switch cabinet main body (1) through a hinge (3), upright posts are arranged on the top surface of the switch cabinet main body (1) near the four corners, and the top end of the upright post is provided with a rain shade (4), the switch cabinet main body (1) is internally provided with an object placing plate (5), and the inner wall of the switch cabinet main body (1) is provided with a sliding chute (51) which is matched with the object placing plate (5) to realize drawing and sliding, the bottom of the switch cabinet main body (1) is provided with a base (6), a supporting block (7) is arranged on the base (6), the supporting block (7) is connected with the left side wall of the switch cabinet main body (1) through a connecting block (71), and a clamping block (8) is arranged on the top surface of the supporting block (7);

be provided with a plurality of groups ventilation trompil (10) along vertical direction on the left side wall of cubical switchboard main part (1), and the outside of ventilation trompil (10) is provided with a plurality of spacer pin (11) along vertical direction equidistant, be provided with on spacer pin (11) rather than fastener (12) that the phase-match realized locking, the left side wall mounting of cubical switchboard main part (1) has protection casing (9), and is provided with attaching plate (93) on the lateral wall about protection casing (9), top-down equidistant being provided with a plurality of and spacer pin (11) position corresponding spacing groove (94) on attaching plate (93), and the bottom of protection casing (9) is provided with draw-in groove (92) with fixture block (8) looks adaptation, the top opening part of protection casing (9) is located the cover body of rain shade (4).

2. The low-voltage switch cabinet convenient for ventilation and heat dissipation according to claim 1, wherein: dust screens (91) are installed at the top end and the bottom end opening of the protective cover (9).

3. The low-voltage switch cabinet convenient for ventilation and heat dissipation according to claim 1, wherein: the protection cover (9) forms a detachable structure with the switch cabinet main body (1) through a limiting groove (94) and a limiting pin (11).

4. The low-voltage switch cabinet convenient for ventilation and heat dissipation according to claim 1, wherein: the sliding grooves (51) are distributed at equal intervals from top to bottom along the inner wall of the switch cabinet main body (1).

5. The low-voltage switch cabinet convenient for ventilation and heat dissipation according to claim 1, wherein: the right side wall of the switch cabinet main body (1) is the same as the left side wall of the switch cabinet main body in structure composition, and a protective cover (9) is also installed.

6. The low-voltage switch cabinet convenient for ventilation and heat dissipation according to claim 1, wherein: the vertical distance between the bottom surface of the rain shade (4) and the top surface of the protective cover (9) is not less than 10 cm.

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