CN219778659U - Oil immersed transformer with excellent heat dissipation effect and filtering function - Google Patents
Oil immersed transformer with excellent heat dissipation effect and filtering function Download PDFInfo
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- CN219778659U CN219778659U CN202320314731.8U CN202320314731U CN219778659U CN 219778659 U CN219778659 U CN 219778659U CN 202320314731 U CN202320314731 U CN 202320314731U CN 219778659 U CN219778659 U CN 219778659U
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- heat dissipation
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- oil immersed
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 36
- 230000000694 effects Effects 0.000 title claims abstract description 10
- 238000001914 filtration Methods 0.000 title claims abstract description 9
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 abstract description 2
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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- Transformer Cooling (AREA)
Abstract
The utility model protects an oil immersed transformer with excellent heat dissipation effect and filtering, which comprises a transformer main body, an oil immersed cavity and a wiring terminal, wherein the transformer main body is arranged in the oil immersed cavity, the oil immersed cavity is filled with insulating heat conduction oil, the wiring terminal is arranged at the top of the oil immersed cavity, the wiring terminal is electrically connected with the transformer main body, a first heat dissipation fin is arranged on the side wall of the transformer main body, a plurality of second heat dissipation fins are formed on the outer wall of the oil immersed cavity, the second heat dissipation fins are of hollow structures and are communicated with the oil immersed cavity, an oil outlet is arranged at the outermost side of the second heat dissipation fins, an oil pump is arranged at the top of the oil immersed cavity, an oil pump inlet is communicated with the oil outlets of all the second heat dissipation fins, an oil pump outlet is connected with the top of the oil immersed cavity, and the heated heat conduction oil is led into the second heat dissipation fins through the second heat dissipation fins, so that the heat dissipation efficiency is higher than that of the traditional solid heat dissipation fins.
Description
Technical Field
The utility model belongs to the field of transformers, and particularly relates to an oil immersed transformer with excellent heat dissipation effect and filtering.
Background
Transformers are generally classified into dry-type transformers and oil-immersed transformers. The dry-type transformer utilizes air cooling to dissipate heat, the efficiency of the heat dissipation mode is lower, the oil-immersed transformer utilizes heat conduction oil to conduct heat dissipation, the heat dissipation efficiency is higher, therefore, the high-power transformer is generally an oil-immersed transformer, the oil-immersed transformer absorbs heat generated by a main body of the transformer through the heat conduction oil and then transfers the heat to external radiating fins to dissipate the heat, the efficiency of the heat dissipation mode is higher, but after the heat is absorbed by the heat conduction oil in the current oil-immersed transformer, the heat dissipation mode is not very high, the heat conduction oil is not driven by external force, the heat absorption efficiency is not high, and the heated heat conduction oil needs to naturally flow to the wall of the oil-immersed cavity to dissipate the heat.
Disclosure of Invention
Aiming at the technical defects in the background technology, the utility model provides the oil immersed transformer with excellent heat dissipation effect and filtering, solves the technical problems and meets the actual requirements, and the specific technical scheme is as follows:
the utility model provides a have excellent radiating effect and filterable oily formula transformer concurrently, including the transformer main part, oily chamber and binding post, the transformer main part sets up in oily intracavity, be full of insulating conduction oil in oily intracavity, binding post sets up at the top in oily chamber, binding post forms the electricity with the transformer main part and is connected, be provided with first radiating fin on the lateral wall of transformer main part, the shaping has multi-disc second radiating fin on the outer wall in oily chamber, second radiating fin is hollow structure and communicates with each other with oily chamber, be provided with the oil-out at the outermost of second radiating fin, oily chamber top is provided with the oil pump, the oil-out of all second radiating fins of oil pump intercommunication, oil pump exit linkage oily chamber top.
Further, a bypass pipeline is arranged on an oil outlet pipeline of the oil pump, a filter is arranged in the middle of the bypass pipeline, a switch valve is arranged at the front end of the filter, and a one-way valve is arranged at the rear end of the filter.
Further, an oil injection port is arranged in the oil immersed cavity corresponding to a gap between two adjacent first radiating fins, and the oil injection port is connected with an oil pump outlet through a pipeline.
Further, an oil pipe led out from an oil pump outlet is inserted from the top of the oil immersed cavity and is divided into four paths of oil injection ports which are correspondingly connected with the first radiating fins on the front, rear, left and right end surfaces of the transformer main body.
The utility model has the beneficial effects that: according to the technology, the hollow second radiating fins are arranged around the oil immersed cavity, heated heat conduction oil is led into the second radiating fins, and the second radiating fins directly radiate heat, so that the radiating mode is higher than that of the traditional solid radiating fins; in addition, the heat-conducting oil after heat dissipation is directly pumped to gaps between two adjacent first heat dissipation fins by the oil pump, so that the heat absorption efficiency of the heat-conducting oil is greatly improved.
Drawings
Fig. 1 is a front view of a structure of an oil-immersed transformer according to the present utility model.
Fig. 2 is a top view of the oil-immersed transformer according to the present utility model.
Wherein: the transformer comprises a transformer main body 1, an oil immersed cavity 2, a wiring terminal 3, a first radiating fin 4, a second radiating fin 5, an oil outlet 6, an oil pump 7, an oil injection port 8, four paths of front, back, left and right 9, a bypass pipeline 10, a filter 11, a switch valve 12 and a one-way valve 13.
Detailed Description
Embodiments of the present utility model will be described below with reference to the accompanying drawings and examples, but the embodiments of the present utility model are not limited to the following examples, and the present utility model relates to the relevant essential parts in the art, and should be regarded as known and understood by those skilled in the art.
The oil immersed transformer of this embodiment is including transformer main part 1, oily chamber 2 and binding post 3, and transformer main part 1 sets up in oily intracavity 2, is full of insulating conduction oil in oily intracavity 2, and binding post 3 sets up at the top in oily chamber 2, and binding post 3 forms the electricity with transformer main part 1 and is connected, is provided with first radiating fin 4 on the lateral wall of transformer main part 1, and first radiating fin 4 gives off the heat transfer that transformer main part 1 produced and gives off the conduction oil. The outer wall of the oil immersed cavity 2 is provided with a plurality of second radiating fins 5 in a molding mode, the second radiating fins 5 are of hollow structures and are communicated with the oil immersed cavity 2, the outermost side of each second radiating fin 5 is provided with an oil outlet 6, the top of the oil immersed cavity 2 is provided with an oil pump 7, the oil pump inlet is communicated with the oil outlets 6 of all the second radiating fins 5, and the oil pump outlet is connected with the top of the oil immersed cavity 2. In the process of sucking heat conduction oil by the oil pump 7, the heat conduction oil absorbing heat can pass through the inner cavity of the second radiating fin 5, and when passing through the inner cavity of the second radiating fin 5, the heat of the heat conduction oil can be emitted into the outside air through the second radiating fin 5, so that the heat conduction oil is cooled. In order to more reasonably distribute the cooled heat-conducting oil to the first radiating fins 4, oil injection ports 8 are arranged in the oil immersed cavity 2 corresponding to gaps between two adjacent first radiating fins 4, the oil injection ports 8 are connected with an oil pump outlet through pipelines, specifically speaking, oil pipes led out from the oil pump outlet are inserted from the top of the oil immersed cavity 2, and then the oil pipes are divided into four paths 9 which are correspondingly connected with the oil injection ports 8 between the first radiating fins 4 on the front, rear, left and right end faces of the transformer main body 1, so that the cooled heat-conducting oil can be pumped through all the first radiating fins 4 in a targeted manner, and the heat absorption efficiency of the heat-conducting oil is improved.
A bypass pipeline 10 is arranged on an oil outlet pipeline of the oil pump 7, a filter 11 is arranged in the middle of the bypass pipeline 10, a switch valve 12 is arranged at the front end of the filter 11, and a one-way valve 13 is arranged at the rear end of the filter 11. The bypass can be used for filtering and cleaning the heat conduction oil on the premise of not affecting the heat dissipation efficiency, compared with other oil immersed transformers, the filter component is arranged on the main pipeline to affect the normal flow of the heat conduction oil, so that the heat dissipation efficiency of the heat conduction oil is affected, the heat conduction oil is filtered on the bypass pipeline 10, the influence on the main pipeline is relatively small, when the filter 11 needs to be replaced, the switch valve 12 is firstly closed, the bypass is cut off, then the filter 11 can be pulled out for replacement, and the switch valve 12 is opened again after the replacement is completed.
During operation, the oil pump 7 pumps the low-temperature heat conduction oil which has completed heat dissipation in each second heat dissipation fin 5, the low-temperature heat conduction oil is pumped into the gaps between the first heat dissipation fins 4, and at the moment, the heat conduction oil absorbs heat to the first heat dissipation fins 4 on the side wall of the transformer main body 1 more efficiently due to lower temperature, so that the low-temperature heat conduction oil is changed into high-temperature heat conduction oil, and at the moment, the high-temperature heat conduction oil flows into the second heat dissipation fins 5 again for efficient heat dissipation, so that the heat dissipation efficiency of the whole heat dissipation system is comprehensively improved.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.
Claims (4)
1. The utility model provides an have excellent radiating effect concurrently and filterable oily formula transformer, includes transformer main part, oily chamber and binding post, and transformer main part sets up in oily intracavity, is full of insulating conduction oil at oily intracavity, and binding post sets up at the top in oily chamber, and binding post forms the electricity with transformer main part and is connected, its characterized in that: the transformer comprises a transformer body, wherein the side wall of the transformer body is provided with first radiating fins, the outer wall of an oil immersed cavity is provided with a plurality of second radiating fins in a forming mode, the second radiating fins are of hollow structures and are communicated with the oil immersed cavity, the outermost side of each second radiating fin is provided with an oil outlet, the top of the oil immersed cavity is provided with an oil pump, an oil pump inlet is communicated with the oil outlets of all the second radiating fins, and an oil pump outlet is connected with the top of the oil immersed cavity.
2. The oil immersed transformer with excellent heat dissipation effect and filtering as claimed in claim 1, wherein a bypass pipeline is arranged on an oil outlet pipeline of the oil pump, a filter is arranged in the middle of the bypass pipeline, a switch valve is arranged at the front end of the filter, and a one-way valve is arranged at the rear end of the filter.
3. The oil immersed transformer with excellent heat dissipation effect and filtering function according to claim 1, wherein an oil injection port is arranged in the oil immersed cavity corresponding to a gap between two adjacent first heat dissipation fins, and the oil injection port is connected with an oil pump outlet through a pipeline.
4. The oil immersed transformer with excellent heat dissipation effect and filtering as claimed in claim 3, wherein the oil pipe led out from the outlet of the oil pump is inserted from the top of the oil immersed cavity and is divided into four paths of oil injection ports which are correspondingly connected with the first heat dissipation fins on the four front, rear, left and right end surfaces of the transformer main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320314731.8U CN219778659U (en) | 2023-02-27 | 2023-02-27 | Oil immersed transformer with excellent heat dissipation effect and filtering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320314731.8U CN219778659U (en) | 2023-02-27 | 2023-02-27 | Oil immersed transformer with excellent heat dissipation effect and filtering function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219778659U true CN219778659U (en) | 2023-09-29 |
Family
ID=88135867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320314731.8U Active CN219778659U (en) | 2023-02-27 | 2023-02-27 | Oil immersed transformer with excellent heat dissipation effect and filtering function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219778659U (en) |
-
2023
- 2023-02-27 CN CN202320314731.8U patent/CN219778659U/en active Active
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