CN220526713U - Oil-immersed transformer protection cover and oil-immersed transformer - Google Patents
Oil-immersed transformer protection cover and oil-immersed transformer Download PDFInfo
- Publication number
- CN220526713U CN220526713U CN202321880632.2U CN202321880632U CN220526713U CN 220526713 U CN220526713 U CN 220526713U CN 202321880632 U CN202321880632 U CN 202321880632U CN 220526713 U CN220526713 U CN 220526713U
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- Prior art keywords
- oil
- fixedly connected
- box body
- immersed transformer
- box
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 19
- 230000009466 transformation Effects 0.000 claims abstract description 8
- 238000002955 isolation Methods 0.000 claims description 10
- 238000005086 pumping Methods 0.000 claims description 9
- 239000003921 oil Substances 0.000 abstract description 43
- 239000002480 mineral oil Substances 0.000 abstract description 38
- 235000010446 mineral oil Nutrition 0.000 abstract description 38
- 230000001681 protective effect Effects 0.000 abstract description 6
- 238000001816 cooling Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Transformer Cooling (AREA)
Abstract
The utility model discloses an oil-immersed transformer protective cover and an oil-immersed transformer, which belong to the technical field of transformers and comprise a box body, wherein radiating ports are fixedly connected to the side surfaces of the box body, a transformation module is arranged in the box body, a circulation module is fixedly connected to the bottom of the box body, upper structural blocks are fixedly connected to the two sides of the top of the box body, upper connecting blocks are fixedly connected to the tops of the two upper structural blocks, lower structural blocks are fixedly connected to the two sides of the bottom of the box body, connecting plates are fixedly connected to the bottoms of the two lower structural blocks, and two wire poles are fixedly connected to the top of the box body. According to the utility model, the oil pump is started to pump the mineral oil in the box body into the circulation bin, the heat of the mineral oil in the box body is transferred into the cold drain, the heat of the mineral oil is transferred into the external environment through the cold drain, and the mineral oil in the circulation bin is cooled through the cold drain and then circulated through the circulation module, so that the heat dissipation efficiency of the mineral oil in the box body is improved.
Description
Technical Field
The utility model relates to the technical field of transformers, in particular to an oil-immersed transformer protective cover and an oil-immersed transformer.
Background
The transformer is a device for converting alternating voltage, current and impedance, when alternating current is introduced into the primary coil, alternating magnetic flux is generated in the iron core, so that voltage is induced in the secondary coil, the transformer consists of the iron core and coils, the coils are provided with two or more windings, the windings connected with a power supply are called primary coils, and the other windings are called secondary coils; the body of the oil immersed transformer is arranged in an oil tank filled with transformer oil, the oil tank is welded by steel plates, the oil tank of the medium-sized and small-sized transformers consists of a tank shell and a tank cover, and the body of the transformer is arranged in the tank shell.
However, the internal heat of the current oil-immersed transformer cannot be timely discharged out of the device when the current oil-immersed transformer works under high load.
Disclosure of Invention
The utility model aims to provide an oil-immersed transformer protective cover and an oil-immersed transformer, so as to solve the problem that the internal temperature of the oil-immersed transformer in the background art cannot be removed from a device in time when the oil-immersed transformer works under high load.
The technical scheme of the utility model is as follows: the utility model provides an oil-immersed transformer protection casing and oil-immersed transformer, includes the box, the equal fixedly connected with thermovent of box side, the inside transformation module that is equipped with of box, bottom half fixedly connected with circulation module, box top both sides fixedly connected with goes up the structure piece, two go up structure piece top fixedly connected with upper connecting block, bottom half both sides fixedly connected with lower structure piece, two lower structure piece bottom fixedly connected with connecting plate, two guide post of box top fixedly connected with.
Further, the inside fixedly connected with fin of thermovent, the fin is equipped with a plurality of and evenly distributed in thermovent inside, the fin inner is fixed connection with the box outside.
Further, the isolation layer is fixedly connected inside the box body, the fixing block is fixedly connected to the inner wall of the box body, and the end part of the fixing block is fixedly connected with the fixing plate.
Further, the fixed block is provided with a plurality of fixed blocks and is distributed at the top and the bottom of the inner wall of the box body, the fixed plates are distributed at the ends of the two fixed blocks, and a transformer is fixedly connected between the two fixed plates.
Further, the circulation module comprises a circulation bin, the circulation bin is fixedly connected with the bottom of the box body, an oil pump is fixedly connected to the left side of the inside of the circulation bin, an oil pumping port is fixedly connected to the top of the oil pump, an oil outlet is fixedly connected to the top of the right side of the circulation bin, and a cold row is fixedly connected to the bottom of the circulation bin.
Further, the oil pump penetrates through the bottom of the box body, the oil outlet penetrates through the bottom of the box body, the oil pump is communicated with the inside of the pressure transformation module through the circulation bin, the oil pump, the oil pumping port and the oil outlet, and the oil outlet is provided with a plurality of oil outlets and evenly distributed at the bottom of the circulation bin.
Compared with the prior art, the oil-immersed transformer protective cover and the oil-immersed transformer provided by the utility model have the following improvements and advantages:
when the internal temperature of the device is too high, the oil pump can start to pump the mineral oil in the box body into the circulation bin through the oil pumping port, the heat of the mineral oil in the oil pump can be transferred into the cold discharge chamber, the heat of the mineral oil is transferred into the external environment through the cold discharge chamber, after the mineral oil in the circulation bin is cooled through the cold discharge chamber, the mineral oil with lower temperature can be input into the box body again through the oil outlet, and the mineral oil in the box body is circulated through the circulation module, so that the heat dissipation efficiency of the mineral oil in the box body is improved.
Drawings
The utility model is further explained below with reference to the drawings and examples:
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic side view of the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
Reference numerals illustrate: 1. a case; 11. an upper structural block; 12. an upper connecting block; 13. a lower structural block; 14. a connecting plate; 15. a wire post; 2. a heat radiation port; 21. a heat sink; 3. a transformation module; 31. an isolation layer; 32. a fixed block; 33. a fixing plate; 34. a transformer; 4. a circulation module; 41. a circulation bin; 42. an oil pump; 43. an oil pumping port; 44. an oil outlet; 45. and (5) cold row.
Detailed Description
The following detailed description of the present utility model will provide clear and complete description of the technical solutions of the embodiments of the present utility model, with reference to fig. 1 to 4, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
According to the utility model, an oil-immersed transformer protective cover and an oil-immersed transformer are provided by improvement, as shown in fig. 1-4, the oil-immersed transformer protective cover comprises a box body 1, heat dissipation ports 2 are fixedly connected to the side surfaces of the box body 1, a transformation module 3 is arranged in the box body 1, a circulation module 4 is fixedly connected to the bottom of the box body 1, upper structural blocks 11 are fixedly connected to the two sides of the top of the box body 1, upper connecting blocks 12 are fixedly connected to the tops of the two upper structural blocks 11, lower structural blocks 13 are fixedly connected to the two sides of the bottom of the box body 1, connecting plates 14 are fixedly connected to the bottoms of the two lower structural blocks 13, and two wire columns 15 are fixedly connected to the top of the box body 1.
The heat dissipation port 2 is fixedly connected with the heat dissipation fins 21 inside, the heat dissipation fins 21 are provided with a plurality of heat dissipation fins which are uniformly distributed inside the heat dissipation port 2, the inner ends of the heat dissipation fins 21 are fixedly connected with the outer side of the box body 1, the box body 1 is filled with mineral oil through the heat dissipation fins 21 and is isolated from the box body 1 through the heat dissipation fins 21, the isolation layer 31 is fixedly connected inside the box body 1, the fixing blocks 32 are fixedly connected with the inner wall of the box body 1, the end parts of the fixing blocks 32 are fixedly connected with the fixing plates 33, the fixing blocks 32 are provided with a plurality of fixing plates which are distributed at the top and the bottom of the inner wall of the box body 1, the fixing plates 33 are distributed at the end parts of the two fixing blocks 32, the transformer 34 is fixedly connected between the two fixing plates 33, mineral oil is filled in the box body 1, the mineral oil is isolated from the box body 1 through the isolation layer 31, when the box body 1 is released and damaged, mineral oil in the isolation layer 31 cannot leak out of the device, when the device is started, the transformer 34 generates heat during operation, the heat of the transformer 34 is transferred into the mineral oil by immersing the whole transformer 34 in the mineral oil, the mineral oil transfers the heat into the box 1 through the isolation layer 31, the circulation module 4 comprises a circulation bin 41, the circulation bin 41 is fixedly connected with the bottom of the box 1, the left side in the circulation bin 41 is fixedly connected with an oil pump 42, the top of the oil pump 42 is fixedly connected with an oil pumping port 43, the top of the right side of the circulation bin 41 is fixedly connected with an oil outlet 44, the bottom of the circulation bin 41 is fixedly connected with a cold drain 45, the oil pump 42 penetrates through the bottom of the box 1, the oil outlet 44 penetrates through the bottom of the box 1, the oil pump 42 is communicated with the inside of the pressure transformation module 3 through the circulation bin 41, the oil pump 42 and the oil pumping ports 43 and 44, the oil outlet 44 is provided with a plurality of oil outlets and is evenly distributed at the bottom of the circulation bin 41, when the temperature inside the device is too high, the oil pump 42 is started, the oil pump 42 pumps the mineral oil inside the box body 1 into the circulation bin 41 through the oil pumping port 43, the heat of the mineral oil inside the oil pump is transferred into the cold drain 45, the heat of the mineral oil is transferred into the external environment through the cold drain 45, after the mineral oil inside the circulation bin 41 is cooled through the cold drain 45, the mineral oil with lower temperature is re-input into the box body 1 through the oil outlet 44, and the mineral oil inside the box body 1 is circulated through the circulation module 4, so that the heat dissipation efficiency of the mineral oil in the box body 1 is improved.
Working principle: the tank body 1 is filled with mineral oil, the mineral oil is isolated from the tank body 1 through the isolation layer 31, when the tank body 1 is damaged due to the fact that the tank body 1 is released, the mineral oil in the isolation layer 31 cannot leak out of the device, when the device is started, the transformer 34 generates heat during operation, the whole transformer 34 is immersed into the mineral oil, the heat of the transformer 34 is transferred into the mineral oil, the mineral oil is transferred into the tank body 1 through the isolation layer 31, the tank body 1 transfers the heat into the cooling fins 21, the cooling fins 21 transfer the heat into the external environment, when the temperature in the tank body 1 is too high, the oil pump 42 is started, the mineral oil in the tank body 1 is pumped into the circulation bin 41 through the oil pumping port 43, the mineral oil in the tank body is transferred into the cold drain 45 through the cold drain 45, after the mineral oil in the circulation bin 41 is cooled through the cold drain 45, the mineral oil with lower temperature is re-input into the tank body 1 through the cooling fins 44, and the mineral oil in the tank body 1 is cooled through the circulation module 4, and therefore the heat dissipation efficiency of the mineral oil in the tank body 1 is improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. Oil-immersed transformer protection casing and oil-immersed transformer, its characterized in that: including box (1), equal fixedly connected with thermovent (2) of box (1) side, inside transformation module (3) that is equipped with of box (1), box (1) bottom fixedly connected with circulation module (4), box (1) top both sides fixedly connected with goes up structure piece (11), two go up structure piece (11) top fixedly connected with go up connecting block (12), box (1) bottom both sides fixedly connected with lower structure piece (13), two lower structure piece (13) bottom fixedly connected with connecting plate (14), box (1) top fixedly connected with two wire post (15), circulation module (4) are including circulation storehouse (41), circulation storehouse (41) and box (1) bottom fixedly connected with, inside left side fixedly connected with oil pump (42) of circulation storehouse (41), oil pump (42) top fixedly connected with oil-out (43), circulation storehouse (41) right side top fixedly connected with oil-out (44), circulation storehouse (41) bottom fixedly connected with cold row (45).
2. The oil-immersed transformer protection cover and the oil-immersed transformer according to claim 1, wherein: the heat dissipation device is characterized in that the heat dissipation opening (2) is fixedly connected with heat dissipation fins (21), the heat dissipation fins (21) are arranged in the heat dissipation opening (2) in a plurality of uniformly distributed mode, and the inner ends of the heat dissipation fins (21) are fixedly connected with the outer side of the box body (1).
3. The oil-immersed transformer protection cover and the oil-immersed transformer according to claim 1, wherein: the novel anti-theft box is characterized in that an isolation layer (31) is fixedly connected inside the box body (1), a fixed block (32) is fixedly connected to the inner wall of the box body (1), and a fixed plate (33) is fixedly connected to the end part of the fixed block (32).
4. The oil-immersed transformer protection cover and oil-immersed transformer according to claim 3, wherein: the fixed blocks (32) are arranged in a plurality of ways and distributed at the top and the bottom of the inner wall of the box body (1), the fixed plates (33) are distributed at the ends of the two fixed blocks (32), and a transformer (34) is fixedly connected between the two fixed plates (33).
5. The oil-immersed transformer protection cover and the oil-immersed transformer according to claim 1, wherein: the oil pump (42) penetrates through the bottom of the box body (1), the oil outlet (44) penetrates through the bottom of the box body (1), the oil pump (42) is communicated with the inside of the transformation module (3) through the circulation bin (41), the oil pump (42), the oil pumping port (43) and the oil outlet (44), and the oil outlet (44) is provided with a plurality of oil outlets and evenly distributed at the bottom of the circulation bin (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321880632.2U CN220526713U (en) | 2023-07-18 | 2023-07-18 | Oil-immersed transformer protection cover and oil-immersed transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321880632.2U CN220526713U (en) | 2023-07-18 | 2023-07-18 | Oil-immersed transformer protection cover and oil-immersed transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220526713U true CN220526713U (en) | 2024-02-23 |
Family
ID=89933312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321880632.2U Active CN220526713U (en) | 2023-07-18 | 2023-07-18 | Oil-immersed transformer protection cover and oil-immersed transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220526713U (en) |
-
2023
- 2023-07-18 CN CN202321880632.2U patent/CN220526713U/en active Active
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