CN218975250U

CN218975250U - Oil immersed transformer

Info

Publication number: CN218975250U
Application number: CN202222842609.6U
Authority: CN
Inventors: 刘圣水; 周辉; 朱莉莉
Original assignee: Jiangsu Donghao Power Equipment Co ltd
Current assignee: Jiangsu Donghao Power Equipment Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-05-05
Anticipated expiration: 2032-10-27

Abstract

The utility model discloses an oil immersed transformer, which relates to the technical field of transformers and has the advantage of facilitating heat dissipation of transformer oil, and the technical scheme is as follows: including the oil-immersed transformer body and erect the box of placing in oil-immersed transformer body one side, be equipped with in placing the box one end and pass the oil feed pipe, the oil outlet pipe of placing box inner wall and with oil-immersed transformer body intercommunication, and be equipped with the oil-well pump on the oil outlet pipe, the one end intercommunication that oil feed pipe, oil outlet pipe lie in place the box has and is used for carrying out radiating subassembly to transformer oil.

Description

Oil immersed transformer

Technical Field

The utility model relates to the technical field of transformers, in particular to an oil immersed transformer.

Background

The oil immersed transformer is a transformer which is immersed in an oil tank, takes oil as a main insulation means of the transformer and is cooled by taking the oil as a cooling medium, but the oil immersed transformer in the current market is easy to overheat after being used for a long time, but the transformer oil is not easy to dissipate heat in the oil immersed transformer, so that the service life of the transformer is reduced, and the normal operation of the oil immersed transformer is affected. The present utility model thus provides a solution.

Disclosure of Invention

Aiming at the technical defects, the utility model aims to provide an oil immersed transformer which has the advantage of being convenient for heat dissipation of transformer oil.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides an oil immersed transformer, which comprises an oil immersed transformer body and a placement box erected on one side of the oil immersed transformer body, wherein an oil inlet pipe and an oil outlet pipe, one ends of which penetrate through the inner wall of the placement box and are communicated with the oil immersed transformer body, are arranged in the placement box, an oil pump is arranged on the oil outlet pipe, and one ends of the oil inlet pipe and the oil outlet pipe, which are positioned in the placement box, are communicated with a heat dissipation assembly for dissipating heat of transformer oil.

Through adopting above-mentioned technical scheme, when using, this internal transformer oil of oil-immersed transformer then can follow the oil feed pipe and flow into in the radiator unit, and radiator unit can dispel the heat to the transformer oil this moment, then only need open the oil-well pump, and this internal transformer oil of oil-well pump then can follow the oil pipe suction oil-immersed transformer of radiator unit this moment, and this internal transformer oil of oil-immersed transformer then can follow the oil feed pipe again and flow into in the radiator unit and dispel the heat to form the circulation, convenience simple to use.

Preferentially, the radiator unit is including setting up in placing the box and box mouth confined first radiating box, second radiating box, third radiating box, and first radiating box, second radiating box, third radiating box are along placing the width direction distribution of box, advance oil pipe and be located the top intercommunication of placing the one end and the first radiating box of box, go out oil pipe and be located the one end and the bottom intercommunication of third radiating box of placing the box, all lead oil pipe intercommunication between first radiating box, second radiating box, the third radiating box, and lead oil pipe between first radiating box, the second radiating box and be located the below that first radiating box is close to second radiating box one side, lead oil pipe between second radiating box, the third radiating box and be located the top that the second radiating box is close to third radiating box one side, be equipped with in the box of placing and blow the piece of blowing to first radiating box, second radiating box, third radiating box.

Preferentially, the blowing piece comprises a cover plate which is arranged at the box opening of the placing box through bolts and used for sealing the box opening and a plurality of ventilation holes which are formed in the periphery of the outer wall of the placing box, and a fan for blowing air to the first radiating box, the second radiating box and the third radiating box is arranged in the placing box.

Preferentially, the first radiating box, the second radiating box and the third radiating box are respectively provided with a heat absorbing piece for absorbing heat of the first radiating box, the second radiating box and the third radiating box.

Preferentially, the heat absorbing piece is including all setting up the heat absorbing plate in the relative both sides of first radiating box, second radiating box, third radiating box outer wall, and the inside cavity of heat absorbing plate, place box outer wall one side and be equipped with the water storage box, and the bottom of water storage box is all with the inside cavity intercommunication of heat absorbing plate through the aqueduct, the height of water storage box is higher than the height of heat absorbing plate.

Preferentially, a filter screen is arranged at the pipe orifice of one end of the water guide pipe positioned in the water storage box, and a box opening of the water storage box is hinged with a box cover for closing the box opening.

The utility model has the beneficial effects that: when the oil pump is used, the transformer oil in the oil immersed transformer body flows into the heat dissipation assembly along the oil inlet pipe, the heat dissipation assembly can conduct heat dissipation treatment on the transformer oil, then the oil pump is only required to be opened, the transformer oil in the heat dissipation assembly is pumped into the oil immersed transformer body along the oil outlet pipe, and meanwhile the transformer oil in the oil immersed transformer body flows into the heat dissipation assembly along the oil inlet pipe again to conduct heat dissipation, so that circulation is formed, and the oil pump is simple and convenient to use.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of the present embodiment;

FIG. 2 is a schematic diagram of the structure of the oil outlet pipe according to the present embodiment;

fig. 3 is a schematic structural view of the fan according to the present embodiment;

fig. 4 is a schematic structural diagram of the filter screen according to the present embodiment.

Reference numerals illustrate:

in the figure: 1. an oil immersed transformer body; 2. placing a box; 3. an oil inlet pipe; 4. an oil outlet pipe; 5. an oil pump; 6. a first heat dissipation case; 7. a second heat dissipation case; 8. a third heat dissipation case; 9. an oil guide pipe; 10. a cover plate; 12. ventilation holes; 13. a fan; 14. a heat absorbing plate; 15. a water storage box; 16. a water conduit; 17. a filter screen; 18. and a box cover.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

An oil immersed transformer, as shown in fig. 1 and 2, comprises an oil immersed transformer body 1 and a placing box 2 arranged on one side of the oil immersed transformer body 1, wherein an oil inlet pipe 3 and an oil outlet pipe 4 are arranged in the placing box 2, one end of the oil inlet pipe 3 and one end of the oil outlet pipe 4 penetrate through the inner wall of the placing box 2 and are communicated with the oil immersed transformer body 1, an oil pump 5 is arranged on the oil outlet pipe 4, and one end of the oil inlet pipe 3 and the oil outlet pipe 4, which is positioned in the placing box 2, is communicated with a heat dissipation component for dissipating heat of transformer oil.

As shown in fig. 1 and fig. 2, when the oil-immersed transformer is used, the transformer oil in the oil-immersed transformer body 1 flows into the heat dissipation assembly along the oil inlet pipe 3, the heat dissipation assembly can conduct heat dissipation treatment on the transformer oil, then the oil pump 5 is only required to be opened, the oil pump 5 pumps the transformer oil in the heat dissipation assembly into the oil-immersed transformer body 1 along the oil outlet pipe 4, and meanwhile, the transformer oil in the oil-immersed transformer body 1 flows into the heat dissipation assembly again along the oil inlet pipe 3 to conduct heat dissipation, so that circulation is formed, and the oil-immersed transformer is simple and convenient to use.

As shown in fig. 2, the heat dissipation assembly comprises a first heat dissipation box 6, a second heat dissipation box 7 and a third heat dissipation box 8 which are erected in the placement box 2 and are sealed in the box opening, the first heat dissipation box 6, the second heat dissipation box 7 and the third heat dissipation box 8 are distributed along the width direction of the placement box 2, one end of the oil inlet pipe 3 in the placement box 2 is communicated with the top end of the first heat dissipation box 6, one end of the oil outlet pipe 4 in the placement box 2 is communicated with the bottom end of the third heat dissipation box 8, the first heat dissipation box 6, the second heat dissipation box 7 and the third heat dissipation box 8 are communicated through oil guide pipes 9, the oil guide pipes 9 between the first heat dissipation box 6 and the second heat dissipation box 7 are positioned below one side of the first heat dissipation box 6 close to the second heat dissipation box 7, the oil guide pipes 9 between the second heat dissipation box 7 and the third heat dissipation box 8 are positioned above one side of the second heat dissipation box 7 close to the third heat dissipation box 8, the placing box 2 is internally provided with a blowing part for blowing the first radiating box 6, the second radiating box 7 and the third radiating box 8, and the purpose of the arrangement is that when the transformer oil in the oil immersed transformer body 1 flows out of the transformer body along the oil inlet pipe 3, the transformer oil flows into the first radiating box 6 and then flows into the second radiating box 7 and the third radiating box 8 through the oil guide pipe 9, meanwhile, the first radiating box 6, the second radiating box 7 and the third radiating box 8 can radiate the heat of the transformer oil, then the blowing part and the oil pump 5 are opened, the blowing part blows the radiated heat out of the placing box 2, the oil pump 5 pumps the transformer oil in the third radiating box 8 into the oil immersed transformer body 1 through the oil outlet pipe 4, and meanwhile, the transformer oil in the oil immersed transformer body 1 flows into the first radiating box 6 from the transformer body along the oil inlet pipe 3 again, the second heat dissipation box 7 and the third heat dissipation box 8 are simple and convenient to use.

As shown in fig. 1 and 3, the air blowing member comprises a cover plate 10 which is mounted at the box opening of the placing box 2 through bolts and used for sealing the box opening, and a plurality of ventilation holes 12 which are formed in the periphery of the outer wall of the placing box 2, a fan 13 which blows air to the first heat dissipation box 6, the second heat dissipation box 7 and the third heat dissipation box 8 is arranged in the placing box 2, and the purpose of the arrangement is that when the dissipated heat needs to be blown out of the placing box 2, only the fan 13 is required to be opened, and at the moment, the fan 13 blows the dissipated heat out of the placing box 2 along each ventilation hole 12, so that the heat dissipation efficiency of the first heat dissipation box 6, the second heat dissipation box 7 and the third heat dissipation box 8 is increased, and the use is simple and convenient.

As shown in fig. 2, the first heat dissipation box 6, the second heat dissipation box 7 and the third heat dissipation box 8 are respectively provided with a heat absorbing member for absorbing heat of the first heat dissipation box 6, the second heat dissipation box 7 and the third heat dissipation box 8, and the heat absorbing member is capable of absorbing heat of the first heat dissipation box 6, the second heat dissipation box 7 and the third heat dissipation box 8, so that the heat dissipation efficiency of the first heat dissipation box 6, the second heat dissipation box 7 and the third heat dissipation box 8 can be increased again.

As shown in fig. 1, 2 and 3, the heat absorbing member comprises heat absorbing plates 14 arranged on two opposite sides of the outer walls of the first heat dissipating box 6, the second heat dissipating box 7 and the third heat dissipating box 8, the inside of the heat absorbing plate 14 is hollow, a water storage box 15 is arranged on one side of the outer wall of the placing box 2, the bottom end of the water storage box 15 is communicated with the inside of the heat absorbing plate 14 through a water guide pipe 16, the height of the water storage box 15 is higher than that of the heat absorbing plate 14, and the purpose of the arrangement is that when heat of the first heat dissipating box 6, the second heat dissipating box 7 and the third heat dissipating box 8 is required to be absorbed, water or antifreeze is only required to be filled into the water storage box 15, at the moment, the water or antifreeze flows into the heat absorbing plate 14 through the water guide pipe 16, and at the moment, the heat of the first heat dissipating box 6, the second heat dissipating box 7 and the third heat dissipating box 8 is easy and convenient to use.

As shown in fig. 4, a filter screen 17 is disposed at an end pipe orifice of the water guide pipe 16 in the water storage box 15, and a box cover 18 for closing the box opening is hinged to the box opening of the water storage box 15, and the purpose of the arrangement is that the filter screen 17 can reduce impurities from entering the water guide pipe 16, so that the phenomenon of blocking the water guide pipe 16 occurs, and the use is simple and convenient.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. The utility model provides an oil-immersed transformer, its characterized in that includes oil-immersed transformer body (1) and erects box (2) of placing in oil-immersed transformer body (1) one side, be equipped with in placing box (2) one end and pass oil feed pipe (3), the play oil pipe (4) of placing box (2) inner wall and communicating with oil-immersed transformer body (1), and be equipped with oil-well pump (5) on play oil pipe (4), oil feed pipe (3), play oil pipe (4) are located the one end intercommunication of placing box (2) and have the radiating subassembly that is used for carrying out radiating to transformer oil.

2. The oil immersed transformer of claim 1, wherein the heat dissipation assembly comprises a first heat dissipation box (6), a second heat dissipation box (7) and a third heat dissipation box (8) which are erected in the placement box (2) and are sealed in box openings, the first heat dissipation box (6), the second heat dissipation box (7) and the third heat dissipation box (8) are distributed along the width direction of the placement box (2), one end of the oil inlet pipe (3) positioned in the placement box (2) is communicated with the top end of the first heat dissipation box (6), one end of the oil outlet pipe (4) positioned in the placement box (2) is communicated with the bottom end of the third heat dissipation box (8), the first heat dissipation box (6), the second heat dissipation box (7) and the third heat dissipation box (8) are communicated through oil guide pipes (9), the oil guide pipes (9) between the first heat dissipation box (6) and the second heat dissipation box (7) are positioned below one side of the first heat dissipation box (7), one side of the second heat dissipation box (7) is positioned between the second heat dissipation box (7) and the third heat dissipation box (8) is positioned on the side of the second heat dissipation box (8), and the heat dissipation box (8) is positioned on the side of the third heat dissipation box (8) which is positioned on the side of the second heat dissipation box (8).

3. The oil immersed transformer according to claim 2, wherein the air blowing member comprises a cover plate (10) which is arranged at a box opening of the placing box (2) through bolts and used for sealing the box opening, and a plurality of ventilation holes (12) which are formed around the outer wall of the placing box (2), and a fan (13) which is used for blowing air to the first heat dissipation box (6), the second heat dissipation box (7) and the third heat dissipation box (8) is arranged in the placing box (2).