CN218678150U

CN218678150U - Box-type substation box structure convenient to ventilate

Info

Publication number: CN218678150U
Application number: CN202222616354.1U
Authority: CN
Inventors: 李伟; 宋永�; 焦志程
Original assignee: HANZHONG XINHUAN DRY-TYPE TRANSFORMER CO LTD
Current assignee: HANZHONG XINHUAN DRY-TYPE TRANSFORMER CO LTD
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-03-21
Anticipated expiration: 2032-09-29

Abstract

The utility model belongs to the technical field of box-type substation, specifically disclose a box-type substation box structure convenient to ventilate, the power distribution box comprises a box body, the inside two baffles that are provided with of box, will the box inner space divides low-pressure chamber, transformer room and hyperbaric chamber into, one side of low-pressure chamber, transformer room and hyperbaric chamber corresponds respectively and is provided with the access door, be provided with the air inlet shutter on the access door that the transformer room corresponds, the transformer room with a plurality of mounting holes have been seted up to the relative one side of air inlet shutter, the mounting hole internal fixation is provided with axial fan, the axial fan outside is provided with the fan casing, fan casing bottom is netted air outlet, netted air outlet with the air inlet shutter forms horizontal wind channel. The utility model discloses a horizontal wind channel design for the circulation of air in the transformer room has reduced the resistance of airing exhaust, is favorable to the heat dissipation of transformer room.

Description

Box-type substation box structure convenient to ventilate

Technical Field

The utility model belongs to the technical field of box-type substation, in particular to box-type substation box structure convenient to ventilate.

Background

The box-type substation mainly comprises a high-voltage chamber, a transformer chamber and a low-voltage chamber, components required by the box-type substation are installed through a fixed cabinet and integrated in related compartments after standard tests, so that transportation is facilitated, the components are installed in place, and labor cost and floor space cost are greatly saved.

This kind of box-type substation, main operational environment is outdoor, the indoor inside components and parts of transformer except the heat that self gived off when outdoor operation's product meets summer high temperature high fever, still receive outside high temperature weather's influence, seriously influence the life of components and parts, based on this, carry out ventilation treatment to box-type substation box structure among the prior art, as shown in figure 1, for box-type substation's top view among the prior art, set up air exit a on the top cap, because outdoor use, consequently, the weather shield has been set up at box-type substation top, with the fixed setting of fan b on the weather shield, because the setting of weather shield, make the air current through the resistance increase of air exit a, ventilation effect is poor, and set up the fan at box-type substation top, lead to the maintenance difficulty of fan.

Therefore, providing a new box-type substation box structure that facilitates ventilation is a technical problem that needs to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the poor defect of box-type substation ventilation effect among the prior art, provide a box-type substation box structure convenient to ventilate.

The utility model provides a box-type substation box structure convenient for ventilation, which comprises a box body, wherein two clapboards are arranged inside the box body, the internal space of the box body is divided into a low-pressure chamber, a transformer chamber and a high-pressure chamber, and the two clapboards are arranged in parallel and are respectively fixedly connected with the inner wall and the bottom of the box body; access doors are correspondingly arranged on one sides of the low-pressure chamber, the transformer chamber and the high-pressure chamber respectively, and the access doors are connected with the box body through hinges; the transformer room is characterized in that an air inlet shutter is arranged on the access door corresponding to the transformer room, a plurality of mounting holes are formed in one side, opposite to the air inlet shutter, of the transformer room, an axial flow fan is fixedly arranged in each mounting hole, a fan cover is arranged on the outer side of the box body, the position of each fan cover is matched with the corresponding axial flow fan, a net-shaped air outlet is formed in the bottom of each fan cover, and the axial flow fan and the air inlet shutter form a horizontal air channel.

The bottom of the box body is provided with a first air inlet and a second air inlet;

the first air inlet is positioned at the lower part of the low pressure chamber, and the second air inlet is positioned at the lower part of the high pressure chamber;

the top of the box body is provided with a cover plate, and the cover plate is provided with a plurality of air outlets.

The bottom of the box body is provided with a base which is fixedly connected with the box body;

the side wall of the base is fixedly provided with a plurality of ventilation pipes, and the ventilation pipes are communicated with the inside of the base; the ventilation pipe, the first air inlet, the second air inlet and the air outlet form a ventilation channel.

The further scheme is that a base is arranged at the bottom of the box body and comprises a plurality of criss-cross fixing plates to form a bottom hollow structure, and the base is fixedly connected with the box body.

The further scheme is that 40PPI protective cotton is installed inside the air inlet shutter.

The further scheme is that the model of the axial flow fan is YWF4D-400.

The further scheme is that one side of the box body, which is close to the axial flow fan, is provided with a hook or a buckle for fixing the fan cover.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model discloses a horizontal wind channel design for the circulation of air in the transformer room has reduced the resistance of airing exhaust, is favorable to the heat dissipation of transformer room.

The utility model discloses set up axial fan in the side of box to the fan guard in the axial fan outside can dismantle with the box and be connected, compares and sets up at the top of box, the axial fan's of being convenient for routine maintenance.

Drawings

The following drawings are merely illustrative of and explanatory of the invention and are not intended to limit the scope of the invention, wherein:

FIG. 1: in the prior art, a box-type substation is seen from above;

FIG. 2: the structure chart in the box body of the utility model;

FIG. 3: the structure chart of the bottom of the box body of the utility model;

in the figure: 1. a box body; 2. a low pressure chamber; 3. a transformer chamber; 4. a high pressure chamber; 5. an air inlet shutter; 6. an axial flow fan; 7. a fan guard; 8. a first air inlet; 9. and a second air inlet.

Detailed Description

In order to make the objects, technical solutions, design methods, and advantages of the present invention more clear, the present invention will be further described in detail by the following embodiments with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 2 and 3, the utility model provides a box-type substation box structure convenient for ventilation, which comprises a box body 1, wherein two partition plates are arranged inside the box body 1, the internal space of the box body 1 is divided into a low-pressure chamber 2, a transformer chamber 3 and a high-pressure chamber 4, and the two partition plates are arranged in parallel and are respectively and fixedly connected with the inner wall and the bottom of the box body 1; access doors are correspondingly arranged on one sides of the low-pressure chamber 2, the transformer chamber 3 and the high-pressure chamber 4 respectively, and the access doors are connected with the box body 1 through hinges; the transformer room is characterized in that an air inlet shutter 5 is arranged on an access door corresponding to the transformer room 3, 40PPI protective cotton is arranged inside the air inlet shutter 5, external dust and sundries can be prevented from entering the transformer room 3, a plurality of mounting holes are formed in one side, opposite to the air inlet shutter 5, of the transformer room 3, an axial flow fan 6 is fixedly arranged in each mounting hole, the air exhaust amount and the type of the fan are selected according to a heat calculation formula, specifically, in the embodiment, the type of the axial flow fan 6 is YWF4D-400, a fan cover 7 is arranged on the outer side of the box body 1, the position of the fan cover 7 is matched with the axial flow fan 6, a hook or a buckle is arranged on one side, close to the axial flow fan 6, of the box body 1 and used for fixing the fan cover 7, a net-shaped air outlet is formed in the bottom of the fan cover 7, the axial flow fan 6 and the air inlet shutter 5 form a horizontal air duct, air exchange is actively carried out on the transformer room 3 through the axial flow fan 6, the air flow speed is increased, and the effect of rapid cooling is achieved.

The bottom of the box body 1 is provided with a base, the base comprises a plurality of criss-cross fixing plates to form a bottom hollow structure, and the base is fixedly connected with the box body 1. The bottom of the box body 1 is provided with a first air inlet 8 and a second air inlet 9; the first air inlet 8 is positioned at the lower part of the low-pressure chamber 2, and the second air inlet 9 is positioned at the lower part of the high-pressure chamber 4; the top of the box body 1 is provided with a cover plate, and the cover plate is provided with a plurality of air outlets. The bottom of the box body 1 is provided with a base 10, and the base 10 is fixedly connected with the box body 1; a plurality of ventilation pipes 11 are fixedly arranged on the side wall of the base 10, and the ventilation pipes 11 are communicated with the inside of the base 10; the ventilation pipe 11, the first air inlet 8, the second air inlet 9 and the air outlet form a ventilation channel.

In daily work, the heat productivity of components in the low-pressure chamber 2 and the high-pressure chamber 4 is smaller than that of the transformer chamber 3, so that the work requirements of the low-pressure chamber 2 and the high-pressure chamber 4 can be met by passively circulating air through the vertical air duct.

While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A box-type substation box body structure convenient for ventilation comprises a box body (1), wherein two partition plates are arranged inside the box body (1), the inner space of the box body (1) is divided into a low-pressure chamber (2), a transformer chamber (3) and a high-pressure chamber (4), and the two partition plates are arranged in parallel and are respectively and fixedly connected with the inner wall and the bottom of the box body (1); the transformer substation is characterized in that access doors are correspondingly arranged on one sides of the low-pressure chamber (2), the transformer chamber (3) and the high-pressure chamber (4) respectively, and the access doors are connected with the box body (1) through hinges; be provided with air inlet shutter (5) on the access door that transformer room (3) corresponds, transformer room (3) with a plurality of mounting holes have been seted up to one side that air inlet shutter (5) are relative, the mounting hole internal fixation is provided with axial fan (6), the box (1) outside is provided with fan cover (7), the position of fan cover (7) with axial fan (6) suit, fan cover (7) bottom is netted air outlet, axial fan (6) with air inlet shutter (5) form horizontal air duct.

2. The box-type substation box body structure convenient for ventilation according to claim 1, characterized in that the bottom of the box body (1) is provided with a first air inlet (8) and a second air inlet (9);

the first air inlet (8) is positioned at the lower part of the low-pressure chamber (2), and the second air inlet (9) is positioned at the lower part of the high-pressure chamber (4);

the top of the box body (1) is provided with a cover plate, and the cover plate is provided with a plurality of air outlets.

3. A box-type substation box structure facilitating ventilation according to claim 2, characterized in that a base (10) is arranged at the bottom of the box body (1), and the base (10) is fixedly connected with the box body (1);

the side wall of the base (10) is fixedly provided with a plurality of ventilation pipes (11), and the ventilation pipes (11) are communicated with the inside of the base (10); the ventilation pipe (11), the first air inlet (8), the second air inlet (9) and the air outlet form a ventilation channel.

4. The box-type substation box body structure convenient for ventilation according to claim 3, characterized in that a base is arranged at the bottom of the box body (1), the base comprises a plurality of criss-cross fixing plates to form a hollow bottom structure, and the base is fixedly connected with the box body (1).

5. A box substation cabinet structure facilitating ventilation according to claim 1, characterized in that the air intake shutters (5) are internally mounted with 40PPI protective cotton.

6. A box substation box structure facilitating ventilation according to claim 1, characterized in that said axial fans (6) are model YWF4D-400.

7. A box substation cabinet structure facilitating ventilation according to claim 1, characterized in that the side of the cabinet (1) close to the axial fan (6) is provided with hooks or snaps for fixing the fan guard (7).