CN222838659U - Water-cooling oil immersed transformer - Google Patents
Water-cooling oil immersed transformer Download PDFInfo
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- CN222838659U CN222838659U CN202421480766.XU CN202421480766U CN222838659U CN 222838659 U CN222838659 U CN 222838659U CN 202421480766 U CN202421480766 U CN 202421480766U CN 222838659 U CN222838659 U CN 222838659U
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Abstract
本实用新型公开了一种水冷油浸式变压器，涉及变压器领域。本实用新型包括变压器主体和散热片，所述散热片的外侧设置有水冷机构，所述水冷机构包括多个水冷板，相邻所述水冷板之间形成安装槽,所述安装槽的内侧贴敷有第一间隔层，所述第一间隔层的内侧设置有第二间隔层，本实用新型通过水冷机构，导热硅胶片的高导热性能有利于快速将散热片上堆积的热量传导至冷却水中，从而提高了变压器的散热效率，同时，导热硅胶片的绝缘材料特性，能够有效避免因变压器主体和散热片表面带电可能导致的危害，显著提升了使用的安全性，再者，与绝缘层的配合使用，进一步实现了水冷机构与变压器主体之间的绝缘隔离，为变压器主体提供了更全面的防护。
The utility model discloses a water-cooled oil-immersed transformer, which relates to the field of transformers. The utility model includes a transformer body and a heat sink, a water cooling mechanism is arranged on the outside of the heat sink, the water cooling mechanism includes a plurality of water cooling plates, a mounting groove is formed between adjacent water cooling plates, a first spacing layer is attached to the inside of the mounting groove, and a second spacing layer is arranged on the inside of the first spacing layer. The utility model uses the water cooling mechanism, and the high thermal conductivity of the thermal conductive silicone sheet is conducive to quickly transferring the heat accumulated on the heat sink to the cooling water, thereby improving the heat dissipation efficiency of the transformer. At the same time, the insulating material characteristics of the thermal conductive silicone sheet can effectively avoid the hazards that may be caused by the electrification of the transformer body and the heat sink surface, significantly improving the safety of use. Moreover, the use of the insulation layer further realizes the insulation isolation between the water cooling mechanism and the transformer body, providing more comprehensive protection for the transformer body.
Description
Technical Field
The utility model relates to the field of transformers, in particular to a water-cooling oil-immersed transformer.
Background
The oil immersed transformer is voltage conversion equipment for reducing temperature by utilizing an oil cooling technology, is widely applied to the fields of power transmission and distribution, industry and commercial power supply, realizes high-efficiency cooling and good insulation through insulating oil, has durability and high load capacity, however, the quality of the insulating oil needs to be periodically detected when the oil immersed transformer is used, fireproof measures are taken to prevent the combustible insulating oil from causing fire, and meanwhile leakage prevention is also needed to be noted to protect the environment.
Through inspection, the application number is 202320128824.1, namely a water-cooling oil immersed transformer, wherein the fact that cooling water in a water tank flows through a water outlet pipe and is sprayed on radiating fins from a spray head is recorded, the cooling water flows into an annular water receiving box along the radiating fins, and then is pumped back into the water tank through a return pipe to realize the circulation flow of the cooling water, the cooling water can directly cool the radiating fins when sprayed on the radiating fins, and meanwhile, part of heat is taken away by the cooling water in the process of flowing on the radiating fins, so that the temperature of the radiating fins is reduced, but in the practical use process, a substantial problem exists, and in practical application, the design faces a key problem that the surface of a transformer shell and the radiating fins are electrified due to insulation faults, poor ground wire contact or misoperation, and in this case, if the water cooling system is continuously used, the transformer is possibly shorted, so that economic losses are caused.
Disclosure of utility model
Based on the above, the utility model aims to provide a water-cooling oil-immersed transformer so as to solve the technical problem that the existing transformer water-cooling system has a certain potential safety hazard.
In order to achieve the purpose, the water-cooling oil immersed transformer comprises a transformer main body and cooling fins, wherein a water cooling mechanism is arranged on the outer side of each cooling fin and comprises a plurality of water cooling plates, a mounting groove is formed between every two adjacent water cooling plates, a first spacing layer is adhered to the inner side of each mounting groove, a second spacing layer is arranged on the inner side of each first spacing layer, a cavity is formed on the inner side of each second spacing layer, an insulating layer is arranged between each water cooling plate and the transformer main body, a diversion cavity is formed in each water cooling plate, a shunt pipe is arranged at the top of each water cooling plate, and a water collecting tank is arranged at the bottom of each water cooling plate.
Through adopting above-mentioned technical scheme, utilize the heat conduction silica gel piece as the material of first interval layer, be favorable to quick heat conduction to the cooling water with piling up on the fin, the high-efficient heat conductivility of heat conduction silica gel piece has ensured the rapid transfer of heat to radiating efficiency has been improved.
Further, a water outlet pipe is arranged on one side of the water collecting tank and is communicated with an external liquid cooling device through a liquid pump.
Through adopting above-mentioned technical scheme, the outlet pipe that water header one side set up can be derived the cooling water after the water-cooling mechanism absorbs heat effectively, has guaranteed that the cooling water can flow out smoothly from the water-cooling mechanism, has avoided the cooling water to detain in the inside of system to guaranteed cooling system's continuous high-efficient operation.
Further, a water storage tank is arranged on one side of the shunt pipe through liquid pump communication, and a water inlet pipe is arranged on one side of the top of the water storage tank.
Through adopting above-mentioned technical scheme, can ensure that cooling water can be stably and continuously supply for water-cooling mechanism, the pump draws cooling water from the storage water tank to in each water-cooling board is evenly distributed through the shunt tubes, thereby realize comprehensive and effectual heat dissipation, simultaneously, the inlet tube that storage water tank top one side set up for in cooling water can conveniently supply the storage water tank, guaranteed cooling system's continuous operation.
Further, the water inlet pipe is communicated with an external liquid cooling device, and the shunt pipe, the flow guiding cavity and the water collecting tank are communicated.
Through adopting above-mentioned technical scheme, guaranteed that cooling water can obtain timely effectual cooling after the heat absorption of water-cooling mechanism, external liquid cooling device can reduce the temperature of cooling water fast, keeps its good heat dispersion to last to provide efficient cooling effect for the transformer.
Further, the first spacer layer is made of a heat-conducting silica gel sheet, and the inner wall of the second spacer layer is abutted against the radiating fin.
Through adopting above-mentioned technical scheme, the material selection of first interval layer uses the heat conduction silica gel piece, and its efficient heat conductivility can be fast with the heat conduction on the fin to water-cooling mechanism, this has ensured the rapid transfer of heat, effectively prevents that heat from accumulating on the fin to the radiating efficiency has been improved, the steady operation of transformer has been ensured.
Further, the water cooling mechanism is provided with two groups which are respectively distributed on the front side and the rear side of the transformer main body.
Through adopting above-mentioned technical scheme, such overall arrangement can increase radiating area effectively, improves radiating efficiency, and two sets of water-cooling mechanism can cover the transformer main part more comprehensively, ensures that the heat of each part can both be taken away in time, prevents heat at local accumulation.
Furthermore, the water cooling mechanism and the transformer main body are in an inserting and detachable structure.
By adopting the technical scheme, the installation and the disassembly processes are greatly facilitated, the operation steps are simplified, the working efficiency is improved, and convenience is provided for later maintenance and replacement.
In summary, the utility model has the following advantages:
according to the utility model, the high heat conduction performance of the heat conduction silica gel sheet is beneficial to rapidly conducting heat accumulated on the radiating fins to cooling water, so that the radiating efficiency of the transformer is improved, meanwhile, the insulating material characteristic of the heat conduction silica gel sheet can effectively avoid damage possibly caused by electrification of the surfaces of the transformer main body and the radiating fins, the use safety is remarkably improved, and furthermore, the heat conduction silica gel sheet is matched with the insulating layer to further realize the insulation and isolation between the water cooling mechanism and the transformer main body, so that the use safety is enhanced, and more comprehensive protection is provided for the transformer main body.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of a water-cooled plate according to the present utility model;
FIG. 3 is a schematic side view of a water cooling plate according to the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.
The transformer comprises a transformer body 1, cooling fins 2, a water cooling mechanism 301, a water cooling plate 302, a first spacing layer 303, a second spacing layer 304, a cavity 305, a diversion cavity 306, a water collecting tank 307, a water outlet pipe 308, an insulating layer 309, a shunt pipe 310, a mounting groove 4, a water storage tank 5 and a water inlet pipe.
Detailed Description
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. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model, and furthermore, the terms "first", "second", "third", etc. are used for descriptive purposes only and should not be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, and communicating between two members, and the specific meaning of the terms in the present utility model will be understood by those skilled in the art.
Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.
Embodiment one:
1-4, including transformer main part 1 and fin 2, the outside of fin 2 is provided with water-cooling mechanism 3, water-cooling mechanism 3 includes a plurality of water-cooling plates 301, form mounting groove 310 between the adjacent water-cooling plates 301, first spacing layer 302 has been applied to the inboard of mounting groove 310, the inboard of first spacing layer 302 is provided with second spacing layer 303, the inboard of second spacing layer 303 is formed with cavity 304, be provided with insulating layer 308 between water-cooling plate 301 and the transformer main part 1, water-cooling plate 301's inside has seted up water conservancy diversion chamber 305, the top of water-cooling plate 301 is provided with shunt tubes 309, the bottom of water-cooling plate 301 is provided with header tank 306, utilize the heat conduction silica gel piece as the material of first spacing layer 302, be favorable to quick heat conduction to with the heat of piling up on the fin 2 to in the cooling water, the high-efficient heat conduction performance of heat conduction silica gel piece has ensured the rapid transfer of heat, thereby the radiating efficiency has been improved, simultaneously, the insulating material characteristic of heat conduction silica gel effectively avoids transformer main part 1 and fin 2 surface electrification to cause possible harm, promote the security, and the cooperation with water-cooling plate 1, this is provided with insulating layer 308 for the transformer main part 1, and the further provides the security and is not fully protected for the transformer main part 1.
Referring to fig. 1 and 2, a water outlet pipe 307 is arranged on one side of a water collecting tank 306, the water outlet pipe 307 is communicated with an external liquid cooling device through a liquid pump, the water outlet pipe 307 arranged on one side of the water collecting tank 306 can effectively guide out cooling water absorbed by a water cooling mechanism 3, the cooling water can smoothly flow out of the water cooling mechanism, retention of the cooling water in the system is avoided, and accordingly continuous and efficient operation of the cooling system is ensured, meanwhile, the water outlet pipe 307 is communicated with the external liquid cooling device through the liquid pump, cyclic use and rapid heat dissipation of the cooling water are realized, the liquid pump provides power, the cooling water can be continuously conveyed into the external liquid cooling device for cooling treatment, then flows back into the water cooling mechanism for continuous heat absorption, and the circulation mode not only improves cooling efficiency, but also saves water resources, so that the whole water cooling system is more environment-friendly and efficient.
Referring to fig. 1, a water storage tank 4 is disposed on one side of a shunt tube 309 through a liquid pump, a water inlet pipe 5 is disposed on one side of the top of the water storage tank 4, so that cooling water can be ensured to be stably and continuously supplied to a water cooling mechanism 3, the liquid pump extracts cooling water from the water storage tank 4 and uniformly distributes the cooling water to each water cooling plate 301 through the shunt tube 309, thereby realizing comprehensive and effective heat dissipation, meanwhile, the water inlet pipe 5 disposed on one side of the top of the water storage tank 4 enables the cooling water to be conveniently supplemented into the water storage tank, continuous operation of a cooling system is ensured, and in addition, the water inlet pipe 5 is also responsible for the task of refluxing the cooling water subjected to cooling treatment to the water storage tank 4 through connection with an external cooling device, thereby maintaining a low-temperature state of the cooling water and improving the heat dissipation effect.
Referring to fig. 1 and 3, the water inlet pipe 5 is communicated with an external liquid cooling device, the shunt pipe 309, the diversion cavity 305 and the water collecting tank 306 are communicated, so that the cooling water can be effectively cooled in time after absorbing heat through the water cooling mechanism 3, the external liquid cooling device can quickly reduce the temperature of the cooling water and keep good heat dissipation performance, so that an efficient cooling effect is continuously provided for the transformer, meanwhile, the shunt pipe 309, the diversion cavity 305 and the water collecting tank 306 are communicated, a complete cooling water circulation system is formed, the shunt pipe 309 evenly distributes the cooling water to each water cooling plate 301, the diversion cavity 305 enables the cooling water to fully contact and absorb heat generated by the transformer, and the water collecting tank 306 is responsible for collecting the cooling water after absorbing heat.
Referring to fig. 3 and 4, the material of the first spacer layer 302 is a heat-conducting silica gel sheet, the inner wall of the second spacer layer 303 is abutted against the heat sink 2, the material of the first spacer layer 302 is a heat-conducting silica gel sheet, and the efficient heat conducting performance of the heat-conducting silica gel sheet can rapidly conduct heat on the heat sink 2 to the water cooling mechanism 3, so that rapid heat transfer is ensured, heat accumulation on the heat sink 2 is effectively prevented, heat dissipation efficiency is improved, stable operation of a transformer is ensured, meanwhile, the inner wall of the second spacer layer 303 is tightly abutted against the heat sink 2, heat transfer efficiency is further enhanced, heat on the heat sink can be smoothly transferred to the water cooling mechanism 3 by reducing heat transfer obstruction, and then is taken away by cooling water.
Referring to fig. 1 and 2, the water cooling mechanisms 3 are provided with two groups, which are respectively distributed on the front side and the rear side of the transformer main body 1, so that the heat dissipation area can be effectively increased, the heat dissipation efficiency is improved, the two groups of water cooling mechanisms 3 can more comprehensively cover the transformer main body 1, the heat of each part can be timely taken away, the heat is prevented from being accumulated locally, meanwhile, the distribution mode is also helpful for keeping the temperature uniformity of the transformer main body 1, the equipment performance reduction or damage caused by local overheating is avoided, the service life of the transformer can be prolonged, and the running stability and reliability of the transformer are improved through double heat dissipation guarantee on the front side and the rear side.
Embodiment two:
Referring to fig. 1, 2 and 4, the water cooling mechanism 3 and the transformer main body 1 are in an inserting and detachable structure, so that the installation and detachment processes are greatly facilitated, the operation steps are simplified, the working efficiency is improved, convenience is provided for later maintenance and replacement, meanwhile, the inserting and detachable structure also has good flexibility and expandability, when the water cooling mechanism 3 is required to be updated or replaced, the transformer main body 1 is not required to be changed on a large scale, and only the new water cooling mechanism 3 is required to be simply detached and replaced, so that the maintenance cost is reduced, the influence on the transformer main body due to the updating or maintenance is reduced, and the service life of the transformer is prolonged.
Firstly, the cavity 304 is opposite to the opposite cooling fin 2, then the water cooling mechanism 3 and the transformer main body 1 are assembled in a plugging mode, when the water cooling mechanism 3 is utilized to carry out auxiliary heat dissipation on the cooling fin 2, firstly, the cooling water in the water storage tank 4 is conveyed to the inside of the shunt tube 309 through the liquid pump, then is shunted to the inside of each diversion cavity 305 through the shunt tube 309, at the moment, the accumulated heat on the cooling fin 2 is conducted to the inside of each diversion cavity 305 through the second spacing layer 303 and the first spacing layer 302, then the flowing cooling water is separated from the diversion cavity 305 until flowing into the water collection tank 306, thereby being beneficial to the rapid and effective water cooling heat dissipation of the cooling fin 2, then the cooling water is conveyed to an external liquid cooling device through the liquid pump, the rapid heat dissipation is carried out, and finally the cooling water flows into the inside of the water storage tank 4 through the water inlet pipe 5, and the heat dissipation operation on the cooling fin 2 is completed;
In the heat dissipation process, the first spacer layer 302 made of the heat-conducting silica gel sheet is beneficial to conducting heat accumulated on the heat dissipation sheet 2 into cooling water quickly and is matched with the insulating material characteristic of the heat dissipation sheet, so that further damage caused by electrification of the surfaces of the transformer main body 1 and the heat dissipation sheet 2 in the use process is avoided, the use safety of the heat dissipation sheet is improved, and meanwhile, the water cooling mechanism 3 is insulated and isolated from the transformer main body 1 due to the cooperation of the heat dissipation sheet 308, and the use safety of the heat dissipation sheet is further improved and the protection of the transformer main body 1 is improved.
The parts not involved in the present utility model are the same as or can be implemented by the prior art, and are not described in detail herein.
Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.
Claims (7)
1. The water-cooling oil immersed transformer is characterized by comprising a transformer main body (1) and radiating fins (2), wherein a water cooling mechanism (3) is arranged on the outer side of each radiating fin (2), each water cooling mechanism (3) comprises a plurality of water cooling plates (301), a mounting groove (310) is formed between every two adjacent water cooling plates (301), a first spacing layer (302) is attached to the inner side of each mounting groove (310), a second spacing layer (303) is arranged on the inner side of each first spacing layer (302), a cavity (304) is formed in the inner side of each second spacing layer (303), an insulating layer (308) is arranged between each water cooling plate (301) and the transformer main body (1), a diversion cavity (305) is formed in the water cooling plate (301), a diversion pipe (309) is arranged at the top of each water cooling plate (301), and a water collecting tank (306) is arranged at the bottom of each water cooling plate (301).
2. The water-cooled oil-immersed transformer of claim 1, wherein a water outlet pipe (307) is arranged on one side of the water collection tank (306), and the water outlet pipe (307) is communicated with an external liquid cooling device through a liquid pump.
3. The water-cooled oil immersed transformer of claim 1, wherein one side of the shunt tube (309) is communicated with a water storage tank (4) through a liquid pump, and a water inlet pipe (5) is arranged on one side of the top of the water storage tank (4).
4. The water-cooled oil immersed transformer according to claim 3, wherein the water inlet pipe (5) is communicated with an external liquid cooling device, and the shunt pipe (309), the diversion cavity (305) and the water collecting tank (306) are communicated.
5. The water-cooled oil immersed transformer of claim 1, wherein the first spacer layer (302) is made of a heat-conducting silica gel sheet, and the inner wall of the second spacer layer (303) is abutted against the radiating fins (2).
6. The water-cooled oil immersed transformer as claimed in claim 1, wherein the water cooling mechanism (3) is provided with two groups, which are respectively distributed on the front side and the rear side of the transformer main body (1).
7. The water-cooled oil immersed transformer as claimed in claim 1, wherein the water cooling mechanism (3) and the transformer main body (1) are in an inserting detachable structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421480766.XU CN222838659U (en) | 2024-06-26 | 2024-06-26 | Water-cooling oil immersed transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421480766.XU CN222838659U (en) | 2024-06-26 | 2024-06-26 | Water-cooling oil immersed transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222838659U true CN222838659U (en) | 2025-05-06 |
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ID=95528449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421480766.XU Active CN222838659U (en) | 2024-06-26 | 2024-06-26 | Water-cooling oil immersed transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222838659U (en) |
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2024
- 2024-06-26 CN CN202421480766.XU patent/CN222838659U/en active Active
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