CN209729670U - A kind of level-one efficiency dry-type transformer - Google Patents
A kind of level-one efficiency dry-type transformer Download PDFInfo
- Publication number
- CN209729670U CN209729670U CN201920673790.8U CN201920673790U CN209729670U CN 209729670 U CN209729670 U CN 209729670U CN 201920673790 U CN201920673790 U CN 201920673790U CN 209729670 U CN209729670 U CN 209729670U
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- winding
- shell
- level
- type transformer
- blowing portion
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Abstract
The utility model relates to field transformers, specifically disclose a kind of level-one efficiency dry-type transformer, shell outside the winding are arranged in including pedestal, top plate, winding, encirclement and for carrying out cooling cooling body to winding；The cooling body includes being rotatably provided in outer casing bottom inner cavity and to the blowing portion of up-draught and for providing the air feed portion of cold wind to the blowing portion；Air outlet is offered at the top of the shell.Level-one efficiency dry-type transformer provided by the embodiment of the utility model can be realized the cooling to winding by the blowing portion of rotation；And the blowing portion of rotation can make air from the uniformly bottom-up flowing of the bottom inner cavity of shell, to guarantee the uniform cooling treatment to winding；In addition, the utility model embodiment provides cold wind to blowing portion by cooling body, to guarantee the cooling effect to winding.
Description
Technical field
The utility model relates to field transformer, specifically a kind of level-one efficiency dry-type transformer.
Background technique
Dry-type transformer refers to the transformer that iron core and winding are not immersed in insulating oil, is a kind of electrical strength, machinery
The higher transformer type of intensity, high-temperature capability, is the quality product of urban network reconstruction, especially suitable for skyscraper,
The requirements such as airport, power station, commercial center fire prevention, explosion-proof, moisture-proof important place.
Dry-type transformer can generate biggish heat when working, and such as radiate not in time, it is easy to just to dry-type transformer
Often work impacts, and for the thermal diffusivity for improving dry-type transformer, needs to carry out the winding of transformer to force cooling, pass
The cooling radiating mode of system is relatively simple, radiating and cooling effect be not it is very ideal, be unable to satisfy the cooling demand to transformer.
Utility model content
The purpose of this utility model is to provide a kind of level-one efficiency dry-type transformers, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the utility model provides the following technical solutions:
The shell outside the winding is arranged in including pedestal, top plate, winding, encirclement in a kind of level-one efficiency dry-type transformer
And for carrying out cooling cooling body to winding；
The cooling body includes being rotatably provided in outer casing bottom inner cavity and to the blowing portion of up-draught and for institute
It states blowing portion and the air feed portion of cold wind is provided；Air outlet is offered at the top of the shell；
The blowing portion includes the hollow shaft that rotation is erected in outer casing bottom inner cavity, the hollow shaft being placed in the shell
Top connection is equipped with hollow rotating bar, and the other end connection of hollow rotating bar is equipped with opening up blowing mouth；The blowing portion
It further include the motor for driving the hollow shaft rotation.
As a further solution of the present invention: having the liquid storage chamber for storing coolant liquid in the pedestal；It is described
Air feed portion includes blower and coiled pipe, and the coiled pipe is dipped in the liquid storage chamber under the liquid level of coolant liquid；The coiled pipe
Inlet end connection be equipped with air inlet pipe, the other end of air inlet pipe is connected with the outlet side of the blower.
As a further solution of the present invention: the air feed portion further includes being connected to set with the coiled pipe other end
There is the supervisor that supplies gas corresponding with the shell, described supply gas is responsible for connection equipped with branch pipe of supplying gas, branch pipe and the institute of supplying gas
It states and is rotatablely connected between blowing portion by rotary joint.
As a further solution of the present invention: the fixed connection of the rotary joint is mounted on the top of the branch pipe of supplying gas
The bottom end at end, the hollow shaft is connected to the connection ring fixation that rotation is set to rotary joint inner cavity；The outer ring table of the connection ring
Face offers annular seal groove, and the ring being slidably matched with the annular seal groove is fixedly installed on the inner wall of the rotary joint
Shape gasket can guarantee hollow shaft and branch pipe of supplying gas to realize hollow shaft between branch pipe of supplying gas while relative rotation
Between the leakproofness that connects.
As a further solution of the present invention: the winding is arranged between pedestal and top plate；The shell it is interior
It is connected between wall and the outer wall of the winding by strut support.
As a further solution of the present invention: the over top fixed frame of the shell is equipped with protective cover, protective cover
It is located at the surface of the air outlet.
Compared with prior art, level-one efficiency dry-type transformer provided by the embodiment of the utility model, passes through blowing for rotation
Wind portion can be realized the cooling to winding；In blowing portion, the motor driven driving gear rotation used the power on is able to drive
Hollow shaft rotation, so that hollow rotating bar rotates, so that the bottom inner cavity of air from shell through blowing mouth blowout is uniform
Bottom-up flowing, to guarantee to the uniform cooling treatment of winding；
In addition, the utility model embodiment by cooling body to blowing portion provide cold wind, can further increase to around
The cooling effect of group；It, being capable of convection current when air flows through the coiled pipe being placed between cooling-liquid level in the cooling body
Air through coiled pipe carries out heat exchange, is reduced with flowing through the air themperature of coiled pipe, to guarantee the cooling effect to winding.
In conclusion there is level-one efficiency dry-type transformer provided by the embodiment of the utility model compact-sized, design to close
Reason, good cooling results, the advantages of low energy consumption.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type.
Fig. 1 is the structural schematic diagram of level-one efficiency dry-type transformer provided by the embodiment of the utility model.
Fig. 2 is the enlarged structure schematic diagram of part A in Fig. 1.
Fig. 3 is the internal structure signal of rotary joint in level-one efficiency dry-type transformer provided by the embodiment of the utility model
Figure.
In figure: 1- pedestal, 2- shell, 3- top plate, 4- protective cover, 5- air outlet, 6- blower, 7- coiled pipe, 8- air inlet pipe,
9- supplies gas supervisor, and 10- supplies gas branch pipe, 11- winding, 12- strut, 13- blowing mouth, 14- hollow rotating bar, 15- hollow shaft, 16-
Driving gear, 17- rotary joint, 18- motor, 19- driven gear, 20- connection ring, 21- Gask-O-Seal, 22- ring packing
Slot.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
Please refer to Fig. 1~3, in the utility model embodiment, a kind of level-one efficiency dry-type transformer, including pedestal 1, top plate
3, winding 11, surround the shell 2 that is arranged in outside the winding 11 and for carrying out cooling cooling body to the winding 11,
The winding 11 is arranged between pedestal 1 and top plate 3；Pass through branch between the inner wall of the shell 2 and the outer wall of the winding 11
The support connection of bar 12.
Further, in the utility model embodiment, the cooling body includes being rotatably provided in 2 bottom inner cavity of shell
And to the blowing portion of up-draught and for providing the air feed portion of cold wind to the blowing portion；The top of the shell 2 offers
Air outlet 5, the over top fixed frame of the shell 2 are equipped with protective cover 4, protective cover 4 be located at the air outlet 5 just on
Side.
Specifically, having the liquid storage chamber for storing coolant liquid in the pedestal 1；Preferably, in the present embodiment, described
Coolant liquid be distilled water；The air feed portion includes blower 6 and coiled pipe 7, and the coiled pipe 7 is dipped in the liquid storage chamber cooling
Under the liquid level of liquid；The inlet end connection of the coiled pipe 7 is equipped with air inlet pipe 8, the other end of air inlet pipe 8 and the blower 6
Outlet side is connected, and the blower 6 is fixed on the side outer wall of pedestal 1, and after blower 6 is powered on, outside air is logical
Air inlet pipe 8 is crossed to enter in coiled pipe 7；
Please continue to refer to Fig. 1 and Fig. 2, in the utility model embodiment, the air feed portion further includes and the coiled pipe 7
The other end, which is connected, is equipped with the supervisor 9 that supplies gas corresponding with the shell 2, and connection is equipped with branch pipe of supplying gas on the supervisor 9 that supplies gas
10, described supply gas is rotatablely connected between branch pipe 10 and the blowing portion by rotary joint 17, and the air in coiled pipe 7 passes through
Branch pipe 10 of supplying gas is sent into blowing portion, and is blown out by blowing portion, to realize the radiating and cooling to winding 11.
As depicted in figs. 1 and 2, in blowing portion provided by the embodiment of the utility model, the blowing portion includes rotating turret
The hollow shaft 15 being located in 2 bottom inner cavity of shell is placed in the connection of 15 top of hollow shaft in the shell 2 and is equipped with hollow rotating
The other end connection of bar 14, the hollow rotating bar 14 is equipped with opening up blowing mouth 13；
The blowing portion further includes the motor 18 for driving the hollow shaft 15 to rotate, specifically, the motor 18
Driving gear 16 is fixedly installed on output shaft, be equipped on the hollow shaft 15 be meshed with the driving gear 16 it is driven
Gear 19, in the present embodiment, the motor 18 used the power on drives driving gear 16 to rotate, and is able to drive the rotation of hollow shaft 15, from
And make hollow rotating bar 14 rotate so that the air blown out through blowing mouth 13 from the bottom inner cavity of shell 2 uniformly from it is lower to
Upper flowing, to guarantee the uniform cooling treatment to winding 11；
Specifically, as shown in Figure 1, Figure 2 and Figure 3, the fixed connection of the rotary joint 17 is mounted on the branch pipe 10 of supplying gas
Top, the bottom end of the hollow shaft 15 is connected to the fixation of connection ring 20 that rotation is set to 17 inner cavity of rotary joint；The connection
The outer peripheral surface of ring 20 offers annular seal groove 22, is fixedly installed on the inner wall of the rotary joint 17 close with the annular
The Gask-O-Seal 21 that sealing groove 22 is slidably matched, so that hollow shaft 15 is realized between branch pipe 10 of supplying gas while relative rotation,
The leakproofness that can guarantee hollow shaft 15 and connected between branch pipe 10 of supplying gas.
Level-one efficiency dry-type transformer provided by the embodiment of the utility model by rotation blowing portion, can be realized to around
The cooling of group 11, wherein in blowing portion, the motor 18 used the power on drives driving gear 16 to rotate, and is able to drive hollow shaft
15 rotations, so that hollow rotating bar 14 rotates, so that the bottom inner cavity of the air blown out through blowing mouth 13 from shell 2 is uniform
Bottom-up flowing, to guarantee to the uniform cooling treatment of winding 11；In addition, the utility model passes through cooling body to blowing
Portion provides cold wind, can further increase the cooling effect to winding 11, wherein in the cooling body, air is flowed through
When the coiled pipe 7 being placed between cooling-liquid level, heat exchange can be carried out to the air for flowing through coiled pipe 7, it is snakelike to flow through
The air themperature of pipe 7 reduces, to guarantee the cooling effect to winding 11, level-one efficiency dry type provided by the embodiment of the utility model
Transformer has the advantages that compact-sized, design is reasonable, good cooling results, low energy consumption.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (6)
1. a kind of level-one efficiency dry-type transformer, characterized in that exist including pedestal (1), top plate (3), winding (11), encirclement setting
The outer shell (2) of the winding (11) and for carrying out cooling cooling body to winding (11)；
The cooling body includes being rotatably provided in shell (2) bottom inner cavity and to the blowing portion of up-draught and for described
The air feed portion of blowing portion offer cold wind；Air outlet (5) are offered at the top of the shell (2)；
The blowing portion includes the hollow shaft (15) that rotation is erected in shell (2) bottom inner cavity, is placed in the shell (2)
The connection of hollow shaft (15) top is equipped with hollow rotating bar (14), and the other end connection of hollow rotating bar (14) is equipped with opening up
Blowing mouth (13)；The blowing portion further includes the motor (18) for driving the hollow shaft (15) to rotate.
2. level-one efficiency dry-type transformer according to claim 1, characterized in that have in the pedestal (1) for storing up
Put the liquid storage chamber of coolant liquid；The air feed portion includes blower (6) and coiled pipe (7), and the coiled pipe (7) is dipped in the liquid storage chamber
Under the liquid level of middle coolant liquid；The coiled pipe (7) inlet end connection be equipped with air inlet pipe (8), the other end of air inlet pipe (8) with
The outlet side of the blower (6) is connected.
3. level-one efficiency dry-type transformer according to claim 2, characterized in that the air feed portion further includes and the snake
Shape pipe (7) other end be connected be equipped with it is corresponding with the shell (2) supplies gas supervisor (9), described supply gas is connected on supervisor (9)
Equipped with branch pipe of supplying gas (10), it is rotatablely connected between the branch pipe of supplying gas (10) and the blowing portion by rotary joint (17).
4. level-one efficiency dry-type transformer according to claim 3, characterized in that the fixed connection of the rotary joint (17)
It is mounted on the top of branch pipe (10) of supplying gas, the bottom end of the hollow shaft (15) and rotation are set to rotary joint (17) inner cavity
The fixed connection of connection ring (20)；
The outer peripheral surface of the connection ring (20) offers annular seal groove (22), fixed on the inner wall of the rotary joint (17)
The Gask-O-Seal (21) being slidably matched with the annular seal groove (22) is installed.
5. level-one efficiency dry-type transformer according to any one of claims 1 to 4, characterized in that winding (11) setting
Between pedestal (1) and top plate (3)；Pass through strut (12) between the inner wall of the shell (2) and the outer wall of the winding (11)
Support connection.
6. level-one efficiency dry-type transformer according to claim 5, characterized in that the over top of the shell (2) is solid
Surely it is provided with protective cover (4), protective cover (4) is located at the surface of the air outlet (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920673790.8U CN209729670U (en) | 2019-05-10 | 2019-05-10 | A kind of level-one efficiency dry-type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920673790.8U CN209729670U (en) | 2019-05-10 | 2019-05-10 | A kind of level-one efficiency dry-type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209729670U true CN209729670U (en) | 2019-12-03 |
Family
ID=68673300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920673790.8U Expired - Fee Related CN209729670U (en) | 2019-05-10 | 2019-05-10 | A kind of level-one efficiency dry-type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209729670U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111816407A (en) * | 2020-06-16 | 2020-10-23 | 宁国丰彩电子科技有限公司 | Low-noise dry-type transformer |
| CN113451018A (en) * | 2021-06-25 | 2021-09-28 | 江苏迈盛新材料有限公司 | Winding structure of power transformer |
-
2019
- 2019-05-10 CN CN201920673790.8U patent/CN209729670U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111816407A (en) * | 2020-06-16 | 2020-10-23 | 宁国丰彩电子科技有限公司 | Low-noise dry-type transformer |
| CN113451018A (en) * | 2021-06-25 | 2021-09-28 | 江苏迈盛新材料有限公司 | Winding structure of power transformer |
| CN113451018B (en) * | 2021-06-25 | 2022-06-28 | 江苏迈盛新材料有限公司 | Winding structure of power transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191203 Termination date: 20210510 |