CN216871725U - Heat radiation structure of oil-immersed transformer - Google Patents
Heat radiation structure of oil-immersed transformer Download PDFInfo
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- CN216871725U CN216871725U CN202220403968.9U CN202220403968U CN216871725U CN 216871725 U CN216871725 U CN 216871725U CN 202220403968 U CN202220403968 U CN 202220403968U CN 216871725 U CN216871725 U CN 216871725U
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Abstract
The application discloses a heat dissipation structure of an oil-immersed transformer, which relates to the field of oil-immersed transformers and comprises a box body, wherein heat dissipation fins are formed on the box body, a water delivery pipe is paved on the outer side of the box body, and the water delivery pipe is positioned in a gap between every two adjacent fins; one end of the water pipe is communicated with the water storage tank, the other end of the water pipe is communicated with the radiator, and the water outlet of the radiator is communicated with the water storage tank; the water delivery pipe is communicated with a water pump, and the water pump is positioned between the water storage tank and the tank body. This application has the effect of promoting oil-immersed transformer thermal diffusivity.
Description
Technical Field
The application relates to the field of oil-immersed transformers, in particular to a heat dissipation structure of an oil-immersed transformer.
Background
The oil-immersed transformer is one of important devices in power supply and distribution systems of industrial and mining enterprises and civil buildings, and is used for reducing 10kV or 35kV network voltage to 230/400V bus voltage used by users. It is generally used outdoors, and can be mounted on a telegraph pole when the capacity is 315kVA or below.
In the related art, an oil immersed transformer is mainly composed of an iron core, a winding, an oil tank, an oil conservator, an insulating sleeve, a tap switch, a gas relay and the like. Wherein the outer side of the oil tank is evenly provided with radiating fins at intervals.
In view of the above-mentioned related art, the inventor believes that there is a defect that heat dissipation is slow when the oil-immersed transformer is dissipated by the heat dissipation fins.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the heat dissipation of the oil-immersed transformer is slow, the application provides a heat dissipation structure of the oil-immersed transformer.
The application provides a pair of oil-immersed transformer's heat radiation structure adopts following technical scheme:
a heat dissipation structure of an oil-immersed transformer comprises a box body, wherein heat dissipation fins are formed on the box body, a water delivery pipe is laid on the outer side of the box body, and the water delivery pipe is positioned in a gap between every two adjacent heat dissipation fins; one end of the water conveying pipe is communicated with a water storage tank, the other end of the water conveying pipe is communicated with a radiator, and a water outlet of the radiator is communicated with the water storage tank; the water delivery pipe is communicated with a water pump, and the water pump is positioned between the water storage tank and the tank body.
Through adopting above-mentioned technical scheme, lay the raceway in the box outside, utilize the water and the box of the raceway of flowing through to carry out the heat transfer from this, water after the heat absorption flows back to the storage water tank in through the radiator heat dissipation, and above-mentioned working process lasts to go on under the promotion of water pump to help promoting the thermal diffusivity of transformer.
Preferably, the storage water tank upside intercommunication has the collector pipe, the collector pipe is kept away from the one end intercommunication of storage water tank and is had the funnel, just the uncovered setting up of funnel.
By adopting the technical scheme, on one hand, after the water in the water storage tank is used for a long time, loss occurs, so that the water storage tank needs to be replenished periodically, and the funnel is used for collecting and replenishing rainwater into the water tank, so that the utilization rate of water resources is improved; on the other hand, the rainwater is adopted to replenish water to the water storage tank, so that the water replenishing frequency of workers can be reduced, and the labor intensity of the workers is reduced.
Preferably, a filter screen is arranged in the funnel.
Through adopting above-mentioned technical scheme, the filter screen can filter the impurity that mix with in rainwater and the air to help guaranteeing the cleanness in the water tank.
Preferably, the storage water tank upside is the open setting, just open the side and be provided with the case lid.
Through adopting above-mentioned technical scheme, in the in-service use, the case lid can be opened to the staff, observes the water storage capacity in the storage water tank and judges whether need the moisturizing to help promoting the convenience of observing the interior water storage capacity of storage water tank.
Preferably, an overflow port is formed in one side wall of the water storage tank, and the overflow port is located on one side, close to the tank cover, of the side wall where the overflow port is located.
Through adopting above-mentioned technical scheme, when the rainfall is great, the excessive rainwater of storage water tank is through rainwater discharge to help reducing the storage water tank overload's condition.
Preferably, the water conveying pipe is provided with a spiral guide plate inside on the box body.
By adopting the technical scheme, the water entering the water conveying pipe flows along the spiral guide plate, so that the flow path of the water is increased, and the water in the water conveying pipe is favorably ensured to be fully subjected to heat exchange with the box body.
Preferably, a blower is arranged on one side of the box body.
By adopting the technical scheme, the air flow on the peripheral side of the box body is increased by utilizing the air blower, so that the heat dissipation performance of the transformer is further improved.
Preferably, the upper side of the air blower is provided with a rain cover.
Through adopting above-mentioned technical scheme, rain-proof cover can reduce and cause the influence to the air-blower to help prolonging the life of air-blower.
In summary, the present application includes at least one of the following beneficial technical effects:
the water pipe is laid outside the box body, so that heat exchange is carried out between water flowing through the water pipe and the box body, the water after heat absorption flows back into the water storage tank after heat dissipation of the radiator, and the working process is continuously carried out under the pushing of the water pump, so that the heat dissipation performance of the transformer is improved;
the flow path of water is increased by means of the flow of the guide plate, so that the water in the water delivery pipe is ensured to be fully exchanged with heat of the box body;
the blower increases the air flow around the case, thereby contributing to further increase in heat dissipation of the transformer.
Drawings
Fig. 1 is an axis measurement view mainly showing the overall structure of the heat dissipation structure of the oil-immersed transformer in this embodiment;
FIG. 2 is a schematic view of a water storage tank according to the present embodiment;
fig. 3 is a schematic view of the present embodiment mainly showing the internal structure of the water delivery pipe.
Reference numerals: 1. a box body; 2. a blower; 21. a rain cover; 3. a heat dissipating fin; 4. a water storage tank; 41. a box cover; 42. a water outlet; 43. a water inlet; 44. an overflow port; 5. a water delivery pipe; 51. a helical flow deflector; 6. a water pump; 7. a heat sink; 8. a support bar; 9. a water collection pipe; 91. a funnel; 92. and (4) a filter screen.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses oil-immersed transformer's heat radiation structure.
Example (b):
referring to fig. 1, a heat dissipation structure of an oil-immersed transformer includes a tank 1 and an air blower 2. The box body 1 is arranged in a cuboid shape, and radiating fins 3 are evenly formed on the outer side of the box body 1 at intervals. The air blower 2 is arranged on one side of the box body 1, the air blower 2 is arranged towards the box body 1, and the upper side of the air blower 2 is fixedly provided with a rainproof cover 21.
Referring to fig. 1 and 2, specifically, a rectangular parallelepiped water storage tank 4 is provided on one side of the housing 1, and the upper side of the water storage tank 4 is opened. One side edge of the open side of the water storage tank 4 along the length direction is hinged with a tank cover 41. A water outlet 42 and a water inlet 43 are arranged on one side wall of the water storage tank 4 in the length direction, the water outlet 42 is positioned at the lower side, and the water inlet 43 is positioned at the upper side. The outer side of the box body 1 is paved with a water delivery pipe 5, and the water delivery pipe 5 is sequentially arranged between two adjacent radiating fins 3. The two ends of the water pipe 5 are communicated with the water inlet 43 corresponding to the water outlet 42. The water pipe 5 is communicated with a water pump 6 and a radiator 7, the water pump 6 is positioned on one side of the water pipe 5 close to the water outlet 42, and the radiator 7 is positioned on one side of the water pipe 5 close to the water inlet 43.
In practical application, the water pump 6 pumps water in the water storage tank 4 and conveys the water into the water conveying pipe 5, the water flowing through the water conveying pipe 5 exchanges heat with the box body 1, and the water after heat absorption flows back into the water storage tank 4 after being radiated by the radiator 7. From this setting, utilize the water in raceway 5 to last to carry out the heat transfer with box 1, help promoting the thermal diffusivity of transformer.
Referring to fig. 3, in order to make the water flowing through the water pipe 5 exchange heat with the tank 1 sufficiently, a spiral guide plate 51 is disposed inside the water pipe 5 on the tank 1. Therefore, water entering the water conveying pipe 5 flows along the spiral guide plate 51, so that the flow path of the water is increased, and the heat exchange time of the water and the box body 1 is prolonged.
Referring to fig. 2, a support rod 8 is fixedly disposed on a side wall of the water storage tank 4 in the length direction, and the support rod 8 is disposed in the vertical direction. The support rod 8 is fixedly provided with a water collecting pipe 9, and the lower end of the water collecting pipe 9 penetrates through the tank cover 41 and extends into the water storage tank 4. The upper end of water collecting pipe 9 is provided with funnel 91, and funnel 91 is fixed to be set up on bracing piece 8, and funnel 91's uncovered setting up. A filter screen 92 is arranged at the joint of the funnel 91 and the water collecting pipe 9.
In practical application, as the use time of the heat dissipation structure of the oil-immersed transformer increases, the consumption of the circulated water is reduced, and therefore, the water needs to be periodically replenished into the water storage tank 4. When being in rainwater weather, usable funnel 91 collects the rainwater and supply to storage water tank 4 in to help promoting the utilization ratio of water resource, and can reduce staff's moisturizing frequency, reduce staff's intensity of labour.
Referring to fig. 2, in order to reduce the overload of the water storage tank 4 when the rainfall is large, an overflow port 44 is formed in a side wall of the water storage tank 4 where the water inlet 43 is located, the overflow port 44 is located below the water inlet 43, and the overflow port 44 is close to the water inlet 43.
The implementation principle of the heat dissipation structure of the oil-immersed transformer in the embodiment of the application is as follows: in practical application, the water pump 6 pumps water in the water storage tank 4 and conveys the water into the water conveying pipe 5, the water flowing through the water conveying pipe 5 exchanges heat with the box body 1, and the water after heat absorption flows back into the water storage tank 4 after being radiated by the radiator 7. Therefore, the water in the water conveying pipe 5 is utilized to continuously exchange heat with the box body 1.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a heat radiation structure of oil-immersed transformer, includes box (1), the shaping has radiating fin (3), its characterized in that on box (1): a water conveying pipe (5) is laid on the outer side of the box body (1), and the water conveying pipe (5) is positioned in a gap between adjacent radiating fins (3); one end of the water conveying pipe (5) is communicated with the water storage tank (4), the other end of the water conveying pipe (5) is communicated with the radiator (7), and a water outlet (42) of the radiator (7) is communicated with the water storage tank (4); the water delivery pipe (5) is communicated with a water pump (6), and the water pump (6) is positioned between the water storage tank (4) and the box body (1).
2. The oil-filled transformer heat dissipation structure of claim 1, wherein: storage water tank (4) upside intercommunication has water-collecting pipe (9), the one end intercommunication that storage water tank (4) were kept away from in water-collecting pipe (9) has funnel (91), just the uncovered of funnel (91) sets up.
3. The oil-filled transformer heat dissipation structure of claim 2, wherein: a filter screen (92) is arranged in the funnel (91).
4. The oil-filled transformer heat dissipation structure of claim 2, wherein: the upside of the water storage tank (4) is opened, and a tank cover (41) is arranged on the opened side.
5. The oil-filled transformer heat dissipation structure of claim 4, wherein: an overflow port (44) is formed in one side wall of the water storage tank (4), and the overflow port (44) is located on one side, close to the tank cover (41), of the side wall where the overflow port is located.
6. The oil-filled transformer heat dissipation structure of claim 1, wherein: the water delivery pipe (5) is provided with a spiral guide plate (51) inside on the box body (1).
7. The oil-filled transformer heat dissipation structure of claim 1, wherein: and an air blower (2) is arranged on one side of the box body (1).
8. The oil-filled transformer heat dissipation structure of claim 7, wherein: rain-proof cover (21) is arranged on the upper side of blower (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220403968.9U CN216871725U (en) | 2022-02-26 | 2022-02-26 | Heat radiation structure of oil-immersed transformer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220403968.9U CN216871725U (en) | 2022-02-26 | 2022-02-26 | Heat radiation structure of oil-immersed transformer |
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| CN216871725U true CN216871725U (en) | 2022-07-01 |
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| CN202220403968.9U Active CN216871725U (en) | 2022-02-26 | 2022-02-26 | Heat radiation structure of oil-immersed transformer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115096370A (en) * | 2022-07-13 | 2022-09-23 | 重庆图强工程技术咨询有限公司 | Wisdom agricultural ecology monitored control system |
| CN116864271A (en) * | 2023-09-05 | 2023-10-10 | 国网山西省电力公司超高压变电分公司 | Ultrahigh voltage transformer |
-
2022
- 2022-02-26 CN CN202220403968.9U patent/CN216871725U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115096370A (en) * | 2022-07-13 | 2022-09-23 | 重庆图强工程技术咨询有限公司 | Wisdom agricultural ecology monitored control system |
| CN116864271A (en) * | 2023-09-05 | 2023-10-10 | 国网山西省电力公司超高压变电分公司 | Ultrahigh voltage transformer |
| CN116864271B (en) * | 2023-09-05 | 2024-01-09 | 国网山西省电力公司超高压变电分公司 | Ultrahigh voltage transformer |
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