CN117423532B - Transformer with efficient heat dissipation function - Google Patents

Transformer with efficient heat dissipation function Download PDF

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Publication number
CN117423532B
CN117423532B CN202311614794.6A CN202311614794A CN117423532B CN 117423532 B CN117423532 B CN 117423532B CN 202311614794 A CN202311614794 A CN 202311614794A CN 117423532 B CN117423532 B CN 117423532B
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China
Prior art keywords
oil storage
heat dissipation
fixedly arranged
oil
stroke
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CN202311614794.6A
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Chinese (zh)
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CN117423532A (en
Inventor
于兴益
于小军
周智芝
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YIXING XINGYI SPECIAL TRANSFORMER CO Ltd
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YIXING XINGYI SPECIAL TRANSFORMER CO Ltd
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Priority to CN202311614794.6A priority Critical patent/CN117423532B/en
Publication of CN117423532A publication Critical patent/CN117423532A/en
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/08Cooling; Ventilating
    • H01F27/085Cooling by ambient air
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/08Cooling; Ventilating
    • H01F27/10Liquid cooling
    • H01F27/12Oil cooling
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/08Cooling; Ventilating
    • H01F27/10Liquid cooling
    • H01F27/12Oil cooling
    • H01F27/14Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The invention relates to the technical field of power supply equipment, and discloses a transformer with a high-efficiency heat dissipation function. The oil storage device is given in heat conduction on shell surface to the air-cooled radiator can form the air current between the oil storage device at the in-process of operation, thereby realizes the radiating effect to oil storage device and shell, and the inside cooling oil of oil storage storehouse is under the pumping effect of gravity and liquid pump simultaneously, pours into the inside of oil storage storehouse into, makes the in-process of air-cooled radiator operation can dispel the heat to the inside cooling oil of oil storage storehouse simultaneously, thereby can enter into the inside of shell under the pumping effect of liquid pump again through radiating cooling oil, has improved radiating efficiency.

Description

Transformer with efficient heat dissipation function
Technical Field
The application relates to the technical field of power supply equipment, in particular to a transformer with an efficient heat dissipation function.
Background
The transformer is a common power supply device and is generally responsible for raising the electric energy generated by a power station to high voltage for transmission or reducing the voltage of the high voltage transmitted in a power system for transmission to users, the traditional transformer generally adopts an air cooling mode for radiating, the heat conducting fin is in direct contact with the shell of the transformer, and the heat generated in the operation process of the transformer can be transmitted to the shell through cooling oil, so that the heat is taken away under the action of air flow, and the heat radiation mode of the transformer is the most extensive one in the prior application range, and has the advantages of simple structure, reliable effect, low cost and the like.
Although the existing transformer has the advantages, certain limitations still exist in the actual use process, as the transformer can generate a large amount of heat under a high load state, the traditional air cooling radiating efficiency cannot meet the requirement of the transformer on temperature reduction, so that the temperature rise is caused by heat accumulation in the transformer, the transformer is serious and safe, explosion is easy to occur, and the traditional radiating mode is subjected to multiple heat conduction, so that the radiating efficiency is further reduced.
Disclosure of Invention
The application provides a transformer that possesses high-efficient heat dissipation function possesses simultaneously carries out radiating advantage to fin and cooling oil for solve traditional equipment and need carry out heat conduction many times and cause the problem that radiating efficiency reduces.
In order to achieve the above purpose, the present application adopts the following technical scheme: the transformer with the efficient heat dissipation function comprises a shell, wherein a transformation workpiece used for transforming pressure is fixedly arranged at the bottom of an inner cavity of the shell, heat dissipation devices are fixedly arranged at two sides of the outer surface of the shell, a liquid pump used for pumping liquid is fixedly arranged at a position, close to the lower side, of the front surface of the outer surface of the heat dissipation device, an output end of the liquid pump is communicated with the inner cavity of the shell through a pipeline, and an oil storage device is fixedly arranged at a position, close to the top, of the back surface of the outer surface of the shell;
the heat dissipation device comprises a heat dissipation frame, the top and the bottom of the heat dissipation frame are respectively provided with an air-cooled radiator, slide bars used for connecting an oil storage device are fixedly installed at positions, close to corners, of two sides of an inner cavity of the heat dissipation frame, the oil storage device is connected in a linear array mode, a stroke device is movably installed at positions, located between the slide bars, of two sides of the inner cavity of the heat dissipation frame, stroke sleeves are fixedly installed on the front surface and the back surface of the outer surface of the heat dissipation frame, one ends of the stroke sleeves are connected with an oil storage device through pipelines, and liquid inlets are fixedly installed at positions, close to the upper left corners, of two sides of the outer surface of the heat dissipation frame.
Further, the oil storage device comprises an oil storage bin, sliding holes are formed in the positions, close to two sides, of the front face and the back face of the oil storage bin, the sliding holes are in sliding connection with the sliding rods, springs are fixedly arranged on one sides of the sliding holes and are connected with the adjacent oil storage device, cooling fins are arranged on the positions, located between the sliding holes, of the front face and the back face of the oil storage bin, liquid guide nozzles are fixedly arranged at the upper left corners of the front face and the back face of the oil storage bin, and the liquid guide nozzles are communicated with an inner cavity of the oil storage bin.
Further, the inner cavities of the oil storage bins are connected through the liquid guide nozzles, the liquid inlet nozzles and the pipelines, and are connected with the oil storage device and the input end of the liquid pump respectively.
Further, the stroke device includes the stroke board, the top and the bottom fixed mounting of stroke board have be used for with heat dissipation frame sliding connection's spacing slide, the back of stroke board be located the fixed mounting in position at center have be used for with stroke sleeve telescopic connection's stroke pole, the front of stroke board is close to the fixed mounting in the position of both sides has the connecting rod, the connecting rod is connected with the oil storage device that is located the outside, the one end fixed mounting of stroke pole has the atmospheric pressure detector that is used for detecting pressure, the signal output part of atmospheric pressure detector is connected with the signal input part of forced air cooling radiator through wireless data connection's mode.
Further, the oil storage device includes the linking bridge, the linking bridge is connected with the shell surface, the top fixed mounting of linking bridge has the oil storage storehouse, fixed mounting has oil supply pipe on the position that the bottom of oil storage storehouse is close to one side, and oil supply pipe is linked together the inner chamber of oil storage storehouse and shell, be provided with the glib talker on the position that the oil storage storehouse both sides are close to the bottom, the glib talker passes through the pipeline to be connected with the feed liquor mouth, the top of oil storage storehouse is provided with the air guide and connects the mouth, be provided with breathing air bag on the position that the oil storage storehouse inner chamber is close to the top, breathing air bag's top is provided with the air duct, the air duct is connected with the air guide and connects the mouth, the air guide is connected the mouth and is connected with the stroke sleeve through the pipeline.
Further, the inside of the housing and the inside of the oil reservoir are filled with cooling oil having good insulation.
The application has the following beneficial effects.
1. The air-cooled radiator can simultaneously radiate heat absorbed by the oil storage device in the air-cooled radiating process, simultaneously radiates heat of cooling oil in the oil storage device, and can directly radiate heat of the cooling oil in the oil storage device under the condition that the traditional air-cooled radiating mode is unchanged, so that radiating efficiency is improved.
2. Under the overload running state of the transformer, the air-cooled radiator can automatically improve the running power, and the gap between the oil storage devices is reduced, so that the speed of gas passing through the surfaces of the oil storage devices is improved, the effect of automatically adjusting the heat dissipation efficiency according to the running power of the transformer is realized, the automation of the device is improved, the heat dissipation efficiency of the device is improved, and the occurrence of safety accidents caused by high temperature can be avoided when the transformer is in the overload state.
3. The air in the breathing air bag can not exchange with the outside air, so that the outside dust sundries and liquid water vapor are prevented from entering the breathing air bag.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description, serve to explain the principles of the disclosure.
The disclosure may be more clearly understood from the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a rear elevational view of the structure of the present invention;
FIG. 3 is a cross-sectional view in direction A of FIG. 2, which is a structural view of the present invention;
FIG. 4 is a schematic diagram of a heat dissipating device according to the present invention;
FIG. 5 is a front view of a heat sink according to the present invention;
FIG. 6 is a top view of a heat sink according to the present invention;
FIG. 7 is a cross-sectional view in the direction B of FIG. 6, which is a structural diagram of the present invention;
FIG. 8 is a schematic diagram of the oil reservoir of the present invention;
FIG. 9 is a front view of the oil reservoir of the present invention;
FIG. 10 is a cross-sectional view in the direction C of FIG. 9, which is a block diagram of the present invention;
FIG. 11 is a schematic view of a structural travel device of the present invention;
FIG. 12 is a front view of the structural travel device of the present invention;
FIG. 13 is a cross-sectional view in the direction D of FIG. 12, which is a block diagram of the present invention;
FIG. 14 is a schematic view of a structural oil reservoir of the present invention;
FIG. 15 is a front view of a structural oil reservoir of the present invention;
FIG. 16 is a cross-sectional view in the E direction of FIG. 15, which is a block diagram of the present invention;
fig. 17 is a cross-sectional view in the F direction of fig. 15, which is a structural diagram of the present invention.
In the figure; 1. a housing; 2. a voltage transformation work piece; 3. a heat sink; 31. a heat dissipation frame; 32. an air-cooled radiator; 33. an oil storage device; 331. an oil storage bin; 332. a slide hole; 333. a heat sink; 334. a liquid guide nozzle; 34. a slide bar; 35. a travel device; 351. a travel plate; 352. a limit sliding plate; 353. a travel bar; 354. a connecting rod; 355. an air pressure detector; 36. a travel sleeve; 37. a liquid inlet nozzle; 4. a liquid pump; 5. an oil storage device; 51. a connecting bracket; 52. an oil storage bin; 53. an oil supply pipe; 54. an oil outlet nozzle; 55. an air guide connecting nozzle; 56. a respiratory airbag; 57. and an air duct.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
Referring to fig. 1-3, a transformer with efficient heat dissipation function comprises a shell 1, a transformation workpiece 2 for transforming pressure is fixedly arranged at the bottom of an inner cavity of the shell 1, heat dissipation devices 3 are fixedly arranged on two sides of the outer surface of the shell 1, a liquid pump 4 for pumping liquid is fixedly arranged on the front surface of the outer surface of the heat dissipation devices 3 close to the lower side, the output end of the liquid pump 4 is communicated with the inner cavity of the shell 1 through a pipeline, and an oil storage device 5 is fixedly arranged on the back surface of the outer surface of the shell 1 close to the top;
referring to fig. 4-7, the heat dissipating device 3 includes a heat dissipating frame 31, air-cooled heat dissipaters 32 are disposed at the top and bottom of the heat dissipating frame 31, sliding rods 34 for connecting with oil storing devices 33 are fixedly mounted at positions of two sides of an inner cavity of the heat dissipating frame 31 near corners, the oil storing devices 33 are connected in a linear array manner, a travel device 35 is movably mounted at positions of two sides of the inner cavity of the heat dissipating frame 31 between the sliding rods 34, travel sleeves 36 are fixedly mounted on the front and back surfaces of the outer surface of the heat dissipating frame 31, one end of each travel sleeve 36 is connected with the oil storing device 5 through a pipeline, and a liquid inlet nozzle 37 is fixedly mounted at positions of two sides of the outer surface of the heat dissipating frame 31 near the upper left corner.
Referring to fig. 7-10, the oil storage device 33 includes an oil storage bin 331, sliding holes 332 are respectively provided on the front and back sides of the oil storage bin 331 and near two sides, the sliding holes 332 are slidably connected with the sliding rods 34, springs are fixedly mounted on one sides of the sliding holes 332 and connected with the adjacent oil storage device 33, heat dissipation fins 333 are provided on the front and back sides of the oil storage bin 331 between the sliding holes 332, liquid guide nozzles 334 are fixedly mounted on the upper left corners of the front and back sides of the oil storage bin 331, and the liquid guide nozzles 334 are communicated with the inner cavity of the oil storage bin 331.
Referring to fig. 3, 7-10, the inner cavities of the oil storage bins 331 are connected through the liquid guide nozzles 334, the liquid inlet nozzles 37 and the pipelines, and are respectively connected with the oil storage device 5 and the input end of the liquid pump 4, the heat on the surface of the shell 1 is conducted to the oil storage device 33, and the air-cooled radiator 32 forms air flow between the oil storage devices 33 in the running process, so that the heat dissipation effect of the oil storage device 33 and the shell 1 is achieved, meanwhile, the cooling oil in the oil storage bins 52 is injected into the oil storage bins 331 under the action of gravity and the pumping effect of the liquid pump 4, so that the cooling oil in the oil storage bins 331 can be dissipated simultaneously in the running process of the air-cooled radiator 32, and the cooling oil after being dissipated can enter the interior of the shell 1 again under the pumping effect of the liquid pump 4, so that the cooling oil in the interior can be directly dissipated under the condition that the traditional air-cooled heat dissipation mode is unchanged, and the heat dissipation efficiency is improved.
Referring to fig. 4, 11-13, the stroke device 35 includes a stroke plate 351, a limit sliding plate 352 slidably connected with the heat dissipation frame 31 is fixedly installed at the top and bottom of the stroke plate 351, a stroke rod 353 for telescopic connection with the stroke sleeve 36 is fixedly installed at the back of the stroke plate 351 at the center, a connecting rod 354 is fixedly installed at the front of the stroke plate 351 near two sides, the connecting rod 354 is connected with an oil storage device 33 located at the outer side, an air pressure detector 355 for detecting pressure is fixedly installed at one end of the stroke rod 353, and a signal output end of the air pressure detector 355 is connected with a signal input end of the air cooling radiator 32 in a wireless data connection manner.
Referring to fig. 4, 14-17, the oil storage device 5 includes a connecting bracket 51, the connecting bracket 51 is connected with the outer surface of the housing 1, an oil storage bin 52 is fixedly installed at the top of the connecting bracket 51, an oil supply pipe 53 is fixedly installed at a position, close to one side, of the bottom of the oil storage bin 52, the oil supply pipe 53 communicates the oil storage bin 52 with the inner cavity of the housing 1, oil outlet nozzles 54 are arranged at positions, close to the bottom, of two sides of the oil storage bin 52, of the oil outlet nozzles 54 are connected with the liquid inlet nozzles 37 through pipelines, an air guide connecting nozzle 55 is arranged at the top of the oil storage bin 52, a breathing air bag 56 is arranged at a position, close to the upper side, of the inner cavity of the oil storage bin 52, an air guide pipe 57 is arranged at the top of the breathing air bag 56, the air guide pipe 57 is connected with the air guide connecting nozzle 55, and the air guide connecting nozzle 55 is connected with the travel sleeve 36 through pipelines.
Referring to fig. 3 and 14, the inside of the housing 1 and the inside of the oil reservoir 52 are filled with cooling oil having good insulation.
Referring to fig. 5, 13 and 17, when the transformer is in high-load operation and the generated heat is increased, the air bag 56 is reversely extruded due to the increased volume of the cooling oil caused by expansion and contraction, so that the volume of the air bag 56 is reduced, the air in the air bag 56 enters the interior of the travel sleeve 36 through the air guide connecting nozzle 55 and the air guide tube 57 and the connecting pipeline therebetween, acts on one end of the travel rod 353 and generates thrust, so that the travel devices 35 on two sides of the heat dissipation frame 31 are close to each other, and are connected with the oil storage device 33 on the outer side through the connecting rod 354, so as to push the oil storage device 33 and enable the oil storage devices 33 to be close to each other, and an air pressure detector 355 for detecting pressure is fixedly arranged at one end of the travel rod 353, and is connected with the signal input end of the air cooling radiator 32 in a wireless data connection mode, so that the air pressure detector 355 detects the rise of the air pressure and controls the air cooling radiator 32 to increase the power, at the moment, the distance between the oil storage devices 33 reduces so that the speed of the air passing through the oil storage device 33 is increased, the surface of the oil storage device 33 is increased, the heat dissipation device is further improved, the heat dissipation efficiency is improved, and the heat dissipation device is not automatically increased, and the heat dissipation efficiency is improved, and the heat dissipation device is automatically is not increased, and the heat dissipation efficiency is improved, and the heat dissipation device is automatically is improved, and the heat dissipation efficiency is also can is improved, and the heat dissipation device is not is improved, and the heat dissipation efficiency is caused is due to the overload.
Referring to fig. 5 and 17, in the process of breathing the breathing air bag 56 under the action of thermal expansion and contraction of hydraulic oil, the air in the breathing air bag 56 is not exchanged with the outside air, but only enters the interior of the travel sleeve 36, so that dust and impurities and liquid water vapor in the outside are prevented from entering the interior of the breathing air bag 56, and in the long-term accumulation process, the breathing air bag 56 cannot be normally contracted, so that functions of the device cannot be normally exerted, and the stability of the device in the operation process is improved.
The application method of the invention is as follows:
in the use process, the heat on the surface of the shell 1 is conducted to the oil storage device 33, and the air-cooled radiator 32 forms air flow between the oil storage device 33 in the running process, so that the heat dissipation effect on the oil storage device 33 and the shell 1 is realized, meanwhile, the cooling oil in the oil storage bin 52 is injected into the oil storage bin 331 under the gravity and the pumping effect of the liquid pump 4, so that the cooling oil in the oil storage bin 331 can be dissipated simultaneously in the running process of the air-cooled radiator 32, the cooling oil after the heat dissipation can enter the shell 1 again under the pumping effect of the liquid pump 4, and therefore, the cooling oil in the oil storage bin can be directly dissipated under the condition that the traditional air-cooled heat dissipation mode is unchanged, when the transformer has high-load working condition and the generated heat is increased, the volume of the cooling oil is increased due to expansion and contraction, thereby reversely squeezing the breathing air bag 56 to reduce the volume of the breathing air bag 56, enabling the air in the breathing air bag 56 to enter the stroke sleeve 36 through the air guide connecting nozzle 55, the air guide pipe 57 and the connecting pipeline therebetween, acting on one end of the stroke rod 353 and generating thrust force to enable the stroke devices 35 on two sides of the heat dissipation frame 31 to approach each other, connecting the stroke devices 33 on the outer side through the connecting rod 354 to push the oil storage devices 33 and enable the oil storage devices 33 to approach each other, fixedly installing an air pressure detector 355 for detecting the pressure at one end of the stroke rod 353, enabling the signal output end of the air pressure detector 355 to be connected with the signal input end of the air cooling radiator 32 in a wireless data connection mode to enable the air pressure detector 355 to detect the rising of the air pressure and control the air cooling radiator 32 to increase the power, at this time, the distance between the oil storage devices 33 is reduced, so that the speed of gas passing through the surface of the oil storage devices 33 is increased, and the power of the air-cooled radiator 32 is increased to further improve the heat dissipation efficiency of the device, so that the device can automatically adjust the heat dissipation efficiency according to the heat generated by the operation of the transformer, the automation of the device is improved, the heat dissipation efficiency of the device is improved, the occurrence of safety accidents caused by high temperature can not occur when the transformer is in an overload state is ensured, the gas in the breathing air bag 56 is not exchanged with the outside air in the breathing process under the action of thermal expansion and contraction of hydraulic oil, but only enters the inside of the travel sleeve 36, and thus the outside dust and sundries and liquid vapor are prevented from entering the inside of the breathing air bag 56.

Claims (2)

1. The transformer with the efficient heat dissipation function is characterized by comprising a shell (1), wherein a transformation workpiece (2) for transforming pressure is fixedly arranged at the bottom of an inner cavity of the shell (1), heat dissipation devices (3) are fixedly arranged on two sides of the outer surface of the shell (1), a liquid pump (4) for pumping liquid is fixedly arranged on the front surface of the outer surface of the heat dissipation devices (3) close to the lower side, the output end of the liquid pump (4) is communicated with the inner cavity of the shell (1) through a pipeline, and an oil storage device (5) is fixedly arranged on the back surface of the outer surface of the shell (1) close to the top; the heat dissipation device (3) comprises a heat dissipation frame (31), wherein air-cooled heat sinks (32) are arranged at the top and the bottom of the heat dissipation frame (31), sliding rods (34) used for connecting oil storage devices (33) are fixedly arranged at positions, close to corners, of two sides of an inner cavity of the heat dissipation frame (31), the oil storage devices (33) are connected in a linear array mode, stroke devices (35) are movably arranged at positions, located between the sliding rods (34), of two sides of the inner cavity of the heat dissipation frame (31), stroke sleeves (36) are fixedly arranged on the front surface and the back surface of the outer surface of the heat dissipation frame (31), one ends of the stroke sleeves (36) are connected with the oil storage devices (5) through pipelines, and liquid inlets (37) are fixedly arranged at positions, close to the upper left corners, of two sides of the outer surface of the heat dissipation frame (31); the oil storage device (33) comprises an oil storage bin (331), sliding holes (332) are formed in the front side and the back side of the oil storage bin (331) and close to the positions on the two sides, the sliding holes (332) are in sliding connection with sliding rods (34), springs are fixedly arranged on one sides of the sliding holes (332) and are connected with the adjacent oil storage devices (33), cooling fins (333) are arranged on the front side and the back side of the oil storage bin (331) and located between the sliding holes (332), liquid guide nozzles (334) are fixedly arranged at the left upper corners of the front side and the back side of the oil storage bin (331), and the liquid guide nozzles (334) are communicated with an inner cavity of the oil storage bin (331); the inner cavities of the oil storage bins (331) are connected through liquid guide nozzles (334), liquid inlet nozzles (37) and pipelines, and are respectively connected with the input ends of the oil storage device (5) and the liquid pump (4); the stroke device (35) comprises a stroke plate (351), a limit sliding plate (352) used for being in sliding connection with the heat dissipation frame (31) is fixedly arranged at the top and the bottom of the stroke plate (351), a stroke rod (353) used for being in telescopic connection with the stroke sleeve (36) is fixedly arranged at the position of the back of the stroke plate (351), a connecting rod (354) is fixedly arranged at the position of the front of the stroke plate (351) close to two sides, the connecting rod (354) is connected with an oil storage device (33) positioned at the outer side, an air pressure detector (355) used for detecting pressure is fixedly arranged at one end of the stroke rod (353), and a signal output end of the air pressure detector (355) is connected with a signal input end of the air cooling radiator (32) in a wireless data connection mode; the oil storage device (5) comprises a connecting support (51), the connecting support (51) is connected with the outer surface of the shell (1), an oil storage bin (52) is fixedly arranged at the top of the connecting support (51), an oil supply pipe (53) is fixedly arranged at the position, close to one side, of the bottom of the oil storage bin (52), the oil supply pipe (53) is used for communicating the oil storage bin (52) with the inner cavity of the shell (1), an oil outlet nozzle (54) is arranged at the position, close to the bottom, of the two sides of the oil storage bin (52), the oil outlet nozzle (54) is connected with a liquid inlet nozzle (37) through a pipeline, a breathing air bag (56) is arranged at the top of the oil storage bin (52), an air duct (57) is arranged at the top of the breathing air bag (56), the air duct (57) is connected with the air duct connecting nozzle (55), and the air duct connecting nozzle (55) is connected with a sleeve (36) through a pipeline.
2. The transformer with efficient heat dissipation function according to claim 1, characterized in that the inside of the housing (1) and the inside of the oil reservoir (52) are filled with cooling oil with good insulation.
CN202311614794.6A 2023-11-29 2023-11-29 Transformer with efficient heat dissipation function Active CN117423532B (en)

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CN202311614794.6A CN117423532B (en) 2023-11-29 2023-11-29 Transformer with efficient heat dissipation function

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CN117423532B true CN117423532B (en) 2024-04-05

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014081140A1 (en) * 2012-11-23 2014-05-30 주식회사 효성 Transformer having air-cooled heat sink
CN211479823U (en) * 2020-03-16 2020-09-11 江苏力王电气股份有限公司 Radiator of oil-immersed transformer
CN113571304A (en) * 2021-09-27 2021-10-29 徐州奥纳富霖电子科技有限公司 Transformer
CN114464410A (en) * 2022-03-10 2022-05-10 江苏德瑞赛尔电气有限公司 Oil-immersed transformer for power distribution system
CN116344162A (en) * 2023-02-14 2023-06-27 国网河北省电力有限公司雄安新区供电公司 Integrated radiator for oil immersed power equipment
CN116759199A (en) * 2023-08-17 2023-09-15 安徽长瑞科技有限公司 Transformer with efficient oil liquid heat dissipation structure and temperature control heat dissipation system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014081140A1 (en) * 2012-11-23 2014-05-30 주식회사 효성 Transformer having air-cooled heat sink
CN211479823U (en) * 2020-03-16 2020-09-11 江苏力王电气股份有限公司 Radiator of oil-immersed transformer
CN113571304A (en) * 2021-09-27 2021-10-29 徐州奥纳富霖电子科技有限公司 Transformer
CN114464410A (en) * 2022-03-10 2022-05-10 江苏德瑞赛尔电气有限公司 Oil-immersed transformer for power distribution system
CN116344162A (en) * 2023-02-14 2023-06-27 国网河北省电力有限公司雄安新区供电公司 Integrated radiator for oil immersed power equipment
CN116759199A (en) * 2023-08-17 2023-09-15 安徽长瑞科技有限公司 Transformer with efficient oil liquid heat dissipation structure and temperature control heat dissipation system

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