CN202977089U - Guiding coolant oil duct structure for transformer - Google Patents
Guiding coolant oil duct structure for transformer Download PDFInfo
- Publication number
- CN202977089U CN202977089U CN 201220694509 CN201220694509U CN202977089U CN 202977089 U CN202977089 U CN 202977089U CN 201220694509 CN201220694509 CN 201220694509 CN 201220694509 U CN201220694509 U CN 201220694509U CN 202977089 U CN202977089 U CN 202977089U
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- Prior art keywords
- transformer
- high density
- oil duct
- insulating board
- cushion block
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- Expired - Fee Related
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- Transformer Cooling (AREA)
Abstract
The utility model discloses a guiding coolant oil duct structure for a transformer. The guiding coolant oil duct structure for the transformer comprises a first high-density insulating paper board, a second high-density insulating paper board, a plurality of long filler strips, a plurality of short filler strips A, a plurality of cushion blocks A, a plurality of short filler strips B and a plurality of cushion blocks B. First straight channels are arranged among the long filler strips, second straight channels are arranged among the short filler strips A, third straight channels are arranged among the short filler strips B, outer guiding channels A communicated with the second straight channels are arranged among the cushion blocks A, and outer guiding channels B communicated with the third straight channels are arranged among the cushion blocks B. The guiding coolant oil duct structure for the transformer has the advantages that on the basis of original double-sided oil duct design and under the condition of guaranteeing an oil duct insulation distance, free oil duct design and double-sided oil duct distribution innovation are carried out, the liquidity of the oil of the transformer is improved, and the flow rate of the transformer is increased, and therefore the heat generated inside the transformer body can be removed in time, the service life of the transformer is prolonged, and the guiding coolant oil duct structure for the transformer is simple in structure and convenient to operate.
Description
Technical field
The utility model relates to a kind of Directed cooling oil channel structure for transformer, belongs to the transformer Cooling technical field.
Background technology
Existing Directed cooling structure oil duct insulating products is two-sided oil duct design, and its technical characterstic is: on required oil duct insulating board, two-sided each specification pressboard padding bar that cements forms the oil duct path, guarantees that insulation system is unaffected, satisfies the Directed cooling requirement.
But this two-sided oil duct insulating products is in long-time running, with ideal product, certain gap is arranged, there is certain defect, when the device body carried out fastening and dry processing, easily distortion, can stop up oil duct like this, the heat that causes the device body to produce is difficult for taking away, cause the local temperature of transformer to raise, operation brings risk to transformer, also can shorten transformer life simultaneously.
The utility model content
The purpose of this utility model is to provide a kind of Directed cooling oil channel structure for transformer, can increase the circulation of transformer oil, accelerates the flow velocity of transformer oil, extends transformer useful life.
the purpose of this utility model is achieved through the following technical solutions: a kind of Directed cooling oil channel structure for transformer, it comprises the first high density insulating board, the second high density insulating board, be bonded in many long filler strips between the first high density insulating board lower surface and the second high density insulating board upper surface, many the short filler strip B and the cushion block B that are bonded in many short filler strip A and cushion block A of the first high density insulating board upper surface and are bonded in the second high density insulating board upper surface, wherein, cushion block A is positioned at the side of short filler strip A and is in tilted layout, cushion block B is positioned at the side of short filler strip B and is in tilted layout, be provided with the first straight channel between long filler strip, be provided with the second straight channel between short filler strip A, be provided with the 3rd straight channel between short filler strip B, cushion block
Be provided with the outer guide channel A that is communicated with the second straight channel between A, be provided with the outer guide channel B that is communicated with the 3rd straight channel between cushion block B.
Be provided with through hole in the middle of described the first high density insulating board and the second high density insulating board, the first straight channel is communicated with the second straight channel and the 3rd straight channel respectively.
The upper surface of described the first high density insulating board is provided with coil fixed strip A and coil fixed strip B, and coil fixed strip A is positioned at cushion block A upper surface end one side and is close to the edge, and coil fixed strip B is positioned at the first high density cardboard upper surface cushion block A both sides.
The lower surface of described the second high density insulating board also is provided with stay, and stay is positioned at the second high density cardboard upper surface cushion block B both sides.
The beneficial effects of the utility model are: on the basis of original two-sided oil duct design, in the situation that guarantee the oil duct insulation distance, carry out oily empty road design and the innovation of two-sided oil duct layout, increased the circulation of transformer oil, accelerate the flow velocity of transformer oil, thereby can in time take away the inner heat that produces of device body, extend transformer useful life, and had simple in structure, easy to operate characteristics.
Description of drawings
Fig. 1 is schematic perspective view of the present utility model;
Fig. 2 is vertical view of the present utility model;
Fig. 3 is left view of the present utility model.
Wherein, 1-the first high density insulating board, 2-the second high density insulating board, the long filler strip of 3-, the short filler strip A of 4-, 5-cushion block A, the short filler strip B of 6-, 7-cushion block B, 8-the first straight channel, 9-the second straight channel, 10-the 3rd straight channel, the outer guide channel A of 11-, the outer guide channel B of 12-, 13-coil fixed strip A, 14-through hole, 15-coil fixed strip B, the 16-stay.
Embodiment
Further describe the technical solution of the utility model below in conjunction with accompanying drawing, but that claimed scope is not limited to is described.
as Fig. 1, a kind of Directed cooling oil channel structure for transformer, it comprises the first high density insulating board 1, the second high density insulating board 2, be bonded in many long filler strips 3 between the first high density insulating board 1 lower surface and the second high density insulating board 2 upper surfaces, many the short filler strip B6 and the cushion block B7 that are bonded in many short filler strip A4 and cushion block A5 of the first high density insulating board 1 upper surface and are bonded in the second high density insulating board 2 upper surfaces, wherein, cushion block A5 is positioned at the side of short filler strip A4 and is in tilted layout, cushion block B7 is positioned at the side of short filler strip B6 and is in tilted layout, 3 of long filler strips are provided with the first straight channel 8, be provided with the second straight channel 9 between short filler strip A4, be provided with the 3rd straight channel 10 between short filler strip B6, be provided with the outer guide channel A11 that is communicated with the second straight channel 9 between cushion block A5, be provided with the outer guide channel B12 that is communicated with the 3rd straight channel 10 between cushion block B7.
Being provided with through hole 14, the first straight channel 8 in the middle of described the first high density insulating board 1 and the second high density insulating board 2 is communicated with the second straight channel 9 and the 3rd straight channel 10 respectively.
The upper surface of described the first high density insulating board 1 is provided with coil fixed strip A13 and coil fixed strip B15, coil fixed strip A13 is positioned at cushion block A4 upper surface end one side and is close to the edge, and coil fixed strip B15 is positioned at the first high density cardboard 1 upper surface cushion block A5 both sides.
The lower surface of described the second high density insulating board 2 also is provided with stay 16, and stay 16 is positioned at the second high density cardboard 2 upper surface cushion block B7 both sides.
Operation principle of the present utility model is as follows: as Fig. 2, and Fig. 3, transformer oil is under the work of oil pump, consist of the cool cycles of transformer oil with the oil in the cooler of outside, as shown by arrows, and transformer heat major part results from the device body, and amount of heat can be taken away in the cooling duct.
The low density paperboard that the utility model will design use originally replaces to the high density insulating board of new employing, guaranteeing dielectric strength, in the time of compressive resistance, fundamentally improve main longitudinal insulation distance, reduce the transformer cost, on the basis of original two-sided oil duct design, and the support of test, absolutely vertical to the transformer master
the edge infrastructure product is innovated, increased the flow velocity of transformer oil, reduce the transformer internal temperature, improved main longitudinal insulation distance, the utility model is the triple channel cooling channel simultaneously, can allow transformer oil evenly without resistance by each corner of cushion block, greatly improve the flow velocity of the outer two-sided upper transformer oil of insulating products, in time take away the internal heat that the device body produces, for the guide effect design that improves transformer oil, the centre is the through type oil duct, cooling oil duct is mainly between transformer core and winding and winding, at these Directed cooling interchannels, increased dexterously oily empty road design on the basis of original two-sided transformer oil channels designs, and design improves, and between winding, the difference of cross-over block rearranges guide channel, both guaranteed dielectric strength, improved again device body cooling effect.
Claims (4)
1. Directed cooling oil channel structure that is used for transformer, it is characterized in that: it comprises the first high density insulating board (1), the second high density insulating board (2), be bonded in many long filler strips (3) between the first high density insulating board (1) lower surface and the second high density insulating board (2) upper surface, be bonded in many short filler strip A(4 of the first high density insulating board (1) upper surface) and cushion block A(5) and many short filler strip B(6 being bonded in the second high density insulating board (2) upper surface) and cushion block B(7), wherein, cushion block A(5) be positioned at short filler strip A(4) side and be in tilted layout, cushion block B(7) be positioned at short filler strip B(6) side and be in tilted layout, be provided with the first straight channel (8) between long filler strip (3), short filler strip A(4) be provided with the second straight channel (9) between, short filler strip B(6) be provided with the 3rd straight channel (10) between, cushion block A(5) be provided with the outer guide channel A(11 that is communicated with the second straight channel (9) between), cushion block B(7) be provided with the outer guide channel B(12 that is communicated with the 3rd straight channel (10) between).
2. Directed cooling oil channel structure according to claim 1, it is characterized in that: be provided with through hole (14) in the middle of described the first high density insulating board (1) and the second high density insulating board (2), the first straight channel (8) is communicated with the second straight channel (9) and the 3rd straight channel (10) respectively.
3. Directed cooling oil channel structure according to claim 1, it is characterized in that: the upper surface of described the first high density insulating board (1) is provided with coil fixed strip A(13) and coil fixed strip B(15), coil fixed strip A(13) be positioned at cushion block A(4) upper surface end one side is close to the edge, coil fixed strip B(15) be positioned at the first high density cardboard (1) upper surface cushion block A(5) both sides.
4. Directed cooling oil channel structure according to claim 1, it is characterized in that: the lower surface of described the second high density insulating board (2) also is provided with stay (16), and stay (16) is positioned at the second high density cardboard (2) upper surface cushion block B(7) both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220694509 CN202977089U (en) | 2012-12-14 | 2012-12-14 | Guiding coolant oil duct structure for transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220694509 CN202977089U (en) | 2012-12-14 | 2012-12-14 | Guiding coolant oil duct structure for transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202977089U true CN202977089U (en) | 2013-06-05 |
Family
ID=48518133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220694509 Expired - Fee Related CN202977089U (en) | 2012-12-14 | 2012-12-14 | Guiding coolant oil duct structure for transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202977089U (en) |
-
2012
- 2012-12-14 CN CN 201220694509 patent/CN202977089U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20141214 |
|
| EXPY | Termination of patent right or utility model |