CN204884604U - Self -lubricating composite conductor - Google Patents
Self -lubricating composite conductor Download PDFInfo
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- CN204884604U CN204884604U CN201520609992.8U CN201520609992U CN204884604U CN 204884604 U CN204884604 U CN 204884604U CN 201520609992 U CN201520609992 U CN 201520609992U CN 204884604 U CN204884604 U CN 204884604U
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- conductor
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- lubricating
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Abstract
The utility model relates to a self -lubricating composite conductor, including the bare conductor of contact each other more than two or two, the characteristic is: bare conductor more than two or two sets up side by side or side by side to wholly wrap up in the combination insulating layer, coating self -lubricating layer between adjacent two bare conductors. Every bare conductor surface is provided with respectively and singly wraps the insulating layer. The bare conductor is flat conductor of soft copper or aluminium conductor. The bare conductor is the transversal conductor of personally submitting rounded rectangle. The utility model discloses to the coiling scotch problem of bare wire interfacial friction and composite conductor external insulation, this self -lubricating composite conductor has higher anti short circuit ability to very big degree improves its electricity performance and lubricated adhesion.
Description
Technical field
The utility model relates to a kind of self-lubricating composite conductor, especially a kind of self-lubricating composite conductor.
Background technology
Now, along with the fast development of domestic and international extra-high pressure, large capacity transmission equipment, the quality of transformer and reactor arrangement and electric property also enjoy the concern of industry.Especially the composite conductor of compact conformation, the advantage such as coiling is dexterous, easy to operate, electrical strength is high, good mechanical property, wire circulation loss are low becomes the emphasis that industry needs breakthrough badly especially.And in composite conductor production technology, frictional force larger between bare wire, easily makes bare wire produce burr, thus cause coil short.And composite conductor outer layer insulation paper also can cause because of phase mutual friction when coiling insulating paper damaged thus affect electric property.
Summary of the invention
The purpose of this utility model overcomes the deficiencies in the prior art, a kind of self-lubricating composite conductor is provided, for the coiling scratching of bare wire interfacial friction and composite conductor external insulation, this self-lubricating composite conductor has higher anti-short circuit capability, and largely improves its electric property and lubrication tack.
According to the technical scheme that the utility model provides, a kind of self-lubricating composite conductor, comprise more than two or two plain conductors contacted with each other, feature is: side by side or be set up in parallel, and entirety is wrapped in combined insulation layer the plain conductor of described more than two or two; Self-lubricating layer is applied between adjacent two plain conductors.
In an embodiment, described every root plain conductor outer surface is respectively arranged with single bag insulating barrier.
In an embodiment, described plain conductor is soft copper flat conductor or aluminium conductor.
In an embodiment, the conductor of described plain conductor to be cross section be round rectangle.
The utility model has the advantage of: under (1) room temperature, be not coated with the composite conductor of any lubricant and the composite conductor (3 class) of self-lubricating layer, anti-short circuit capability and the breakdown characteristics of wire significantly improve: (2) carry out proof voltage test with 600V alternating voltage between the flat winding wire adjacent conductor of composite conductor, and sample significantly increases breakdown time; Under room temperature, conductor and the metal forming applying rate of pressure rise are that the voltage of 500V/S carries out breakdown voltage test, and the puncture voltage of the composite conductor of coating self-lubricating agent improves more than 3 times; (3) self-lubricating composite conductor described in the utility model, at anti-short circuit capability and breakdown characteristics all higher than conventional combination wire, the self-lubricating agent that the utility model provides can improve the electric property of transformer effectively, extends the range of application of composite conductor.
Accompanying drawing explanation
Fig. 1 is the structural representation of self-lubricating composite conductor described in the utility model.
Embodiment
Below in conjunction with concrete accompanying drawing, the utility model is described in further detail.
As shown in Figure 1: described self-lubricating composite conductor comprises more than the two or two soft copper flat conductors 1 contacted with each other, side by side or paratactic contact, and entirety is wrapped in combined insulation layer 4 this soft copper flat conductor 1 of more than two or two; Between adjacent two soft copper flat conductors 1, apply self-lubricating layer 3, or between two soft copper flat conductors 1, apply lubricating layer 3 again after every root soft copper flat conductor 1 outer surface arranges single bag insulating barrier 2 respectively.
Embodiment 1: a kind of preparation method of self-lubricating composite conductor, comprises the following steps:
A, be the rectangular conductor being with fillet by copper bar or aluminium bar through extruding the cross section formed;
B, get cross section be band fillet rectangular conductor specification 1.40mm × 8.30mm, two also folded, after unwrapping wire, alignment, after single bag insulation, be divided three classes under room temperature and dissect: the composite conductor (1 class) not being coated with any lubricant, be only coated with the composite conductor (2 class) of semi-refined paraffin wax and be coated with the composite conductor (3 class) of self-lubricating agent;
C, lubricant are through automatic carriage device, and run with wire and drive roller by lubricant application to the surface of plain conductor or single bag paper covered wire, lubricant thickness is controlled by automatic carriage gap value;
Apply lubricant after d, bare conductor coating lubricant or the insulation of bare conductor list bag, carry out combination respectively wrapped, wrapped speed of production controls at 15 ~ 25m/min, wrapped cage rotating speed 210 ~ 250r/min, external insulation all adopts overlap mode wrapped, external insulation thickness 0.60mm, insulation deviation+0.05mm;-0.05mm.
In embodiment 1, three classes are coated with the composite conductor proof voltage anti-short circuit capability of different lubricant and anti-breakdown voltage capabilities in table 1.
Table 1
Embodiment 2: a kind of preparation method of self-lubricating composite conductor, comprises the following steps:
A, be the rectangular conductor being with fillet by copper bar or aluminium bar through extruding the cross section formed;
B, get cross section be band fillet rectangular conductor specification 2.50mm × 9.80mm, two also folded, after unwrapping wire, alignment, after single bag insulation, be divided three classes under room temperature and dissect: the composite conductor (1 class) not being coated with any lubricant, be only coated with the composite conductor (2 class) of semi-refined paraffin wax and be coated with the composite conductor (3 class) of self-lubricating agent;
C, lubricant are through automatic carriage device, and run with wire and drive roller by lubricant application to the surface of plain conductor or single bag paper covered wire, lubricant thickness is controlled by automatic carriage gap value;
Apply lubricant after d, bare conductor coating lubricant or the insulation of bare conductor list bag, carry out combination respectively wrapped, wrapped speed of production controls at 10 ~ 20m/min, wrapped cage rotating speed 210 ~ 240r/min, external insulation all adopts overlap mode wrapped, external insulation thickness 0.60mm, insulation deviation+0.05mm;-0.05mm.
Embodiment 2 three class is coated with the composite conductor proof voltage anti-short circuit capability of different lubricant and anti-breakdown voltage capabilities in table 2.
Table 2
Embodiment 3: a kind of preparation method of self-lubricating composite conductor, comprises the following steps:
A, be the rectangular conductor being with fillet by copper bar or aluminium bar through extruding the cross section formed;
B, get cross section be band fillet rectangular conductor specification 3.15mm × 12.50mm, two also folded, after unwrapping wire, alignment, after single bag insulation, be divided three classes under room temperature and dissect: the composite conductor (1 class) not being coated with any lubricant, be only coated with the composite conductor (2 class) of semi-refined paraffin wax and be coated with the composite conductor (3 class) of self-lubricating agent;
C, lubricant are through automatic carriage device, and run with wire and drive roller by lubricant application to the surface of plain conductor or single bag paper covered wire, lubricant thickness is controlled by automatic carriage gap value;
Apply lubricant after d, bare conductor coating lubricant or the insulation of bare conductor list bag, carry out combination respectively wrapped, wrapped speed of production controls at 10 ~ 20m/min, wrapped cage rotating speed 220 ~ 245r/min, external insulation all adopts overlap mode wrapped, external insulation thickness 0.60mm, insulation deviation+0.05mm;-0.05mm.
Embodiment 3 three class is coated with the composite conductor proof voltage anti-short circuit capability of different lubricant and anti-breakdown voltage capabilities in table 3.
Table 3
Proof voltage ability test: get the composite conductor sample that 300mm is long, 3.Under room temperature, between the flat winding wire adjacent conductor of composite conductor, apply the alternating voltage of the 50Hz near sinusoidal waveform of 600V, measure its breakdown time, get 3 groups of test data mean values as record value.
Can be observed by table 1, table 2, table 3, for bare copper wire or single bag paper covered wire, be not coated with the composite conductor (1 class) of any lubricant, only be coated with the composite conductor (2 class) of semi-refined paraffin wax and be coated with the composite conductor (3 class) of self-lubricating agent, its proof voltage ability relation is rendered as the composite conductor that the composite conductor < not being coated with any lubricant is only coated with the composite conductor < painting self-lubricating agent of semi-refined paraffin wax.Visible, the interpolation of self-lubricating agent, significantly improves the proof voltage anti-short circuit capability of composite conductor.
Anti-breakdown voltage capabilities test: get the sample that 300mm is long, 3.Under room temperature, the voltage applying rate of pressure rise 500V/s between the flat winding wire adjacent conductor of composite conductor carries out puncture voltage test, records its breakdown voltage value, gets the mean value of 3 groups of test datas as record value.
Can be observed by table 1, table 2, table 3, for bare copper wire or single bag paper covered wire, be not coated with the composite conductor (1 class) of any lubricant, only be coated with the composite conductor (2 class) of semi-refined paraffin wax and be coated with the composite conductor (3 class) of self-lubricating agent, its breakdown characteristics relation is rendered as the composite conductor that the composite conductor < not being coated with any lubricant is only coated with the composite conductor < painting self-lubricating agent of semi-refined paraffin wax.Visible, the interpolation of self-lubricating agent, the anti-breakdown voltage capabilities of composite conductor is better than paper and adds semi-refined paraffin wax, is also obviously better than the composite conductor not adding lubricant.The anti-breakdown voltage capabilities of the self-lubricating composite conductor that the utility model provides improves nearly more than 3 times than the composite conductor not adding lubricant.
Lubricant described in the utility model with the addition of PE wax on the basis of semi-refined paraffin wax, add the tack of lubricant and bare conductor or insulating paper, reduce bare conductor burr and external insulation layer disrepair phenomenon, anti-short circuit capability and the puncture voltage of composite conductor are all significantly improved.
Claims (4)
1. a self-lubricating composite conductor, comprises more than two or two plain conductors contacted with each other, it is characterized in that: side by side or be set up in parallel, and entirety is wrapped in combined insulation layer (4) plain conductor of described more than two or two; Self-lubricating layer (3) is applied between adjacent two plain conductors.
2. self-lubricating composite conductor as claimed in claim 1, is characterized in that: described every root plain conductor outer surface is respectively arranged with single bag insulating barrier (2).
3. self-lubricating composite conductor as claimed in claim 1, is characterized in that: described plain conductor is soft copper flat conductor or aluminium conductor.
4. self-lubricating composite conductor as claimed in claim 1, is characterized in that: the conductor of described plain conductor to be cross section be round rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520609992.8U CN204884604U (en) | 2015-08-13 | 2015-08-13 | Self -lubricating composite conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520609992.8U CN204884604U (en) | 2015-08-13 | 2015-08-13 | Self -lubricating composite conductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204884604U true CN204884604U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520609992.8U Expired - Fee Related CN204884604U (en) | 2015-08-13 | 2015-08-13 | Self -lubricating composite conductor |
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| Country | Link |
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| CN (1) | CN204884604U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105070354A (en) * | 2015-08-13 | 2015-11-18 | 无锡统力电工有限公司 | Self-lubricating composite conductive wire and production method thereof |
-
2015
- 2015-08-13 CN CN201520609992.8U patent/CN204884604U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105070354A (en) * | 2015-08-13 | 2015-11-18 | 无锡统力电工有限公司 | Self-lubricating composite conductive wire and production method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 214196, No. 22, Gong Gong Road, Donggang Town, Xishan District, Jiangsu, Wuxi Patentee after: WUXI TOLY ELECTRIC MAGNET WORK CO., LTD. Address before: 214196 A District, Donggang Town, Xishan District, Jiangsu, Wuxi Patentee before: Wuxi Toly Electric Co., Ltd. |
|
| 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: 20151216 Termination date: 20190813 |