CN103021630A - Guide cooling oil path structure - Google Patents
Guide cooling oil path structure Download PDFInfo
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- CN103021630A CN103021630A CN2012105435797A CN201210543579A CN103021630A CN 103021630 A CN103021630 A CN 103021630A CN 2012105435797 A CN2012105435797 A CN 2012105435797A CN 201210543579 A CN201210543579 A CN 201210543579A CN 103021630 A CN103021630 A CN 103021630A
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- high density
- insulating board
- cushion block
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- oil path
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Abstract
The invention discloses a guide cooling oil path structure. The guide cooling oil path structure 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 and cushion blocks A and a plurality of short filler strips B and cushion blocks B, wherein first through paths are formed among the long filler strips, second through paths are formed among the short filler strips A, third through paths are formed among the cushion blocks B, outer guide paths A which are communicated with the second through paths are formed among the cushion blocks A, and outer guide paths B which are communicated with the third through paths are formed among the cushion blocks B. The guide cooling oil path structure has the beneficial effects that on the basis of an original double-sided oil path design, under the condition of ensuring the oil path insulating distance, oil empty path design and double-sided oil path distribution innovation are carried out, the transformer oil liquidity is increased, the transformer oil flow velocity is accelerated, accordingly, the heat which is generated in the device can be taken away in time, the service life of a transformer is prolonged, and the guide cooling oil path structure has the characteristics of simplicity in structure and convenience in operation.
Description
Technical field
The present invention relates to a kind of Directed cooling oil channel structure, belong 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 be stopped 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.
Summary of the invention
The object of the present invention is to provide a kind of Directed cooling oil channel structure, can increase the circulation of transformer oil, accelerate the flow velocity of transformer oil, prolong transformer useful life.
The objective of the invention is to be achieved through the following technical solutions: a kind of Directed cooling oil channel structure, 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, be provided with the outer guide channel A that is communicated with the second straight channel between the cushion block A, be provided with the outer guiding that is communicated with the 3rd straight channel between the cushion block B
Channel 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.
Beneficial effect of the present invention is: 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, prolong transformer useful life, and had simple in structure, easy to operate characteristics.
Description of drawings
Fig. 1 is schematic perspective view of the present invention;
Fig. 2 is vertical view of the present invention;
Fig. 3 is left view of the present invention.
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 technical scheme of the present invention below in conjunction with accompanying drawing, but that claimed scope is not limited to is described.
Such as Fig. 1, a kind of Directed cooling oil channel structure, 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 the cushion block A5, be provided with the outer guide channel B12 that is communicated with the 3rd straight channel 10 between the 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 invention is as follows: such 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 present invention 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, transformer master longitudinal insulating structure product is innovated, increased the flow velocity of transformer oil, reduce the transformer internal temperature, improved main absolutely vertical
The edge distance, simultaneously the present invention is the triple channel cooling channel, 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 the difference of cross-over block rearranges guide channel between winding, both guarantee dielectric strength, improved again device body cooling effect.
Claims (4)
1. Directed cooling oil channel structure, 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) is provided with the second straight channel (9) between, short filler strip B(6) is 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) between be provided with the outer guide channel B(12 that is communicated with the 3rd straight channel (10)).
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 |
|---|---|---|---|
| CN2012105435797A CN103021630A (en) | 2012-12-14 | 2012-12-14 | Guide cooling oil path structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105435797A CN103021630A (en) | 2012-12-14 | 2012-12-14 | Guide cooling oil path structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103021630A true CN103021630A (en) | 2013-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105435797A Pending CN103021630A (en) | 2012-12-14 | 2012-12-14 | Guide cooling oil path structure |
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| CN (1) | CN103021630A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108922737A (en) * | 2018-08-29 | 2018-11-30 | 常德国力变压器有限公司 | A kind of radiator being provided with oblique oil duct |
| CN110310802A (en) * | 2019-08-09 | 2019-10-08 | 贵州司玛特智能电气有限公司 | Oil-immersed transformer coil |
| CN110335745A (en) * | 2019-08-09 | 2019-10-15 | 贵州司玛特智能电气有限公司 | Oil-immersed transformer cooling oil duct structure |
| JP7212134B1 (en) | 2021-12-29 | 2023-01-24 | 川崎重工業株式会社 | Transformer winding structure |
-
2012
- 2012-12-14 CN CN2012105435797A patent/CN103021630A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108922737A (en) * | 2018-08-29 | 2018-11-30 | 常德国力变压器有限公司 | A kind of radiator being provided with oblique oil duct |
| CN110310802A (en) * | 2019-08-09 | 2019-10-08 | 贵州司玛特智能电气有限公司 | Oil-immersed transformer coil |
| CN110335745A (en) * | 2019-08-09 | 2019-10-15 | 贵州司玛特智能电气有限公司 | Oil-immersed transformer cooling oil duct structure |
| JP7212134B1 (en) | 2021-12-29 | 2023-01-24 | 川崎重工業株式会社 | Transformer winding structure |
| JP2023098754A (en) * | 2021-12-29 | 2023-07-11 | 川崎重工業株式会社 | Winding structure of power transformer |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130403 |