CN204166976U - Power transmission heat radiation cable under a kind of hot environment - Google Patents
Power transmission heat radiation cable under a kind of hot environment Download PDFInfo
- Publication number
- CN204166976U CN204166976U CN201420687960.5U CN201420687960U CN204166976U CN 204166976 U CN204166976 U CN 204166976U CN 201420687960 U CN201420687960 U CN 201420687960U CN 204166976 U CN204166976 U CN 204166976U
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- coated
- collet
- thermal insulation
- power transmission
- insulation layer
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Abstract
The utility model discloses power transmission heat radiation cable under a kind of hot environment, comprise rare earth aluminum alloy conductor, rare earth aluminum alloy conductor is coated with low carbon macromolecule refractory insulating layer, fire-retardant oxygen barrier lining, the wrapped thermal insulation layer of ceramic fibre strip outward successively, the wrapped thermal insulation layer of ceramic fibre strip is coated with can the collet of ceramic material, sleeve's inner wall is provided with the heat dam along annular space distribution, be provided with mineral wool rope in heat dam, collet is coated with polyether-ether-ketone external sheath layer.The utility model novel in structural design, by the design of the multiple high temperature resistant and radiator structure such as low carbon macromolecule refractory insulating layer, fire-retardant oxygen barrier lining, the wrapped thermal insulation layer of ceramic fibre strip, collet, heat dam, polyether-ether-ketone external sheath layer, improve the resistance to elevated temperatures of cable largely, can at 255 DEG C Long-Time Service, serviceability temperature can reach 310 DEG C, long service life instantaneously.
Description
technical field:
The utility model relates to power cable, particularly relates to power transmission heat radiation cable under a kind of hot environment.
background technology:
Need to use resistant to elevated temperatures cable in fields such as Aero-Space, rolling stock, the energy, iron and steel, non-ferrous metal metallurgy, oil exploitation, motors, the cable of the maximum temperature that normally works in the market about 200 degree, main employing fluoroplastic insulation and sheath, product corona resistance is not good, resistance to wear is not strong, there is stress cracking phenomenon, can not produce the product of large gauge, product is limited for useful life.
utility model content:
In order to make up prior art problem, the purpose of this utility model is to provide power transmission heat radiation cable under a kind of hot environment, and structural design is simple, can improve the resistance to elevated temperatures of cable largely, long service life.
The technical solution of the utility model is as follows:
Power transmission heat radiation cable under hot environment, it is characterized in that: comprise rare earth aluminum alloy conductor, described rare earth aluminum alloy conductor is coated with low carbon macromolecule refractory insulating layer, fire-retardant oxygen barrier lining, the wrapped thermal insulation layer of ceramic fibre strip outward successively, the wrapped thermal insulation layer of ceramic fibre strip is coated with can the collet of ceramic material, sleeve's inner wall is provided with the heat dam along annular space distribution, be provided with mineral wool rope in heat dam, collet is coated with polyether-ether-ketone external sheath layer.
Power transmission heat radiation cable under described hot environment, is characterized in that: described mineral wool rope cross section, for circular, is provided with gap between mineral wool rope and heat dam.
The utility model has the advantages that:
The utility model novel in structural design, by the design of the multiple high temperature resistant and radiator structure such as low carbon macromolecule refractory insulating layer, fire-retardant oxygen barrier lining, the wrapped thermal insulation layer of ceramic fibre strip, collet, heat dam, polyether-ether-ketone external sheath layer, improve the resistance to elevated temperatures of cable largely, can at 255 DEG C Long-Time Service, serviceability temperature can reach 310 DEG C, long service life instantaneously.
accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model.
embodiment:
See accompanying drawing:
Power transmission heat radiation cable under hot environment, comprise rare earth aluminum alloy conductor 1, rare earth aluminum alloy conductor 1 is outer is coated with low carbon macromolecule refractory insulating layer 2, fire-retardant oxygen barrier lining 3, the wrapped thermal insulation layer 4 of ceramic fibre strip successively, the wrapped thermal insulation layer 4 of ceramic fibre strip is coated with can the collet 5 of ceramic material, collet 5 inwall is provided with the heat dam 6 along annular space distribution, be provided with mineral wool rope 7 in heat dam 6, collet 5 is coated with polyether-ether-ketone external sheath layer 8.
Mineral wool rope 7 cross section is circular, is provided with gap between mineral wool rope 7 and heat dam 6.
The utility model by the design of multiple high temperature resistant and radiator structure, can at 255 DEG C Long-Time Service, moment serviceability temperature can reach 310 DEG C, long service life.
Claims (2)
1. power transmission heat radiation cable under a hot environment, it is characterized in that: comprise rare earth aluminum alloy conductor, described rare earth aluminum alloy conductor is coated with low carbon macromolecule refractory insulating layer, fire-retardant oxygen barrier lining, the wrapped thermal insulation layer of ceramic fibre strip outward successively, the wrapped thermal insulation layer of ceramic fibre strip is coated with can the collet of ceramic material, sleeve's inner wall is provided with the heat dam along annular space distribution, be provided with mineral wool rope in heat dam, collet is coated with polyether-ether-ketone external sheath layer.
2. power transmission heat radiation cable under hot environment according to claim 1, is characterized in that: described mineral wool rope cross section, for circular, is provided with gap between mineral wool rope and heat dam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420687960.5U CN204166976U (en) | 2014-11-17 | 2014-11-17 | Power transmission heat radiation cable under a kind of hot environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420687960.5U CN204166976U (en) | 2014-11-17 | 2014-11-17 | Power transmission heat radiation cable under a kind of hot environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204166976U true CN204166976U (en) | 2015-02-18 |
Family
ID=52540641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420687960.5U Expired - Fee Related CN204166976U (en) | 2014-11-17 | 2014-11-17 | Power transmission heat radiation cable under a kind of hot environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204166976U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106677004A (en) * | 2016-12-15 | 2017-05-17 | 安邦电气股份有限公司 | Electric trace heating band for melting snow and ice on road |
-
2014
- 2014-11-17 CN CN201420687960.5U patent/CN204166976U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106677004A (en) * | 2016-12-15 | 2017-05-17 | 安邦电气股份有限公司 | Electric trace heating band for melting snow and ice on road |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20161117 |