CN204720233U - A kind of structure improved power cable - Google Patents
A kind of structure improved power cable Download PDFInfo
- Publication number
- CN204720233U CN204720233U CN201520436922.7U CN201520436922U CN204720233U CN 204720233 U CN204720233 U CN 204720233U CN 201520436922 U CN201520436922 U CN 201520436922U CN 204720233 U CN204720233 U CN 204720233U
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- CN
- China
- Prior art keywords
- overcoat
- heart yearn
- core
- cable
- heat conductive
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of structure improved power cable, include cable jacket and at least two and be flush-mounted in the core of cable jacket respectively and the spaced apart cable core that is parallel to each other, each cable core includes a copper core and fits over copper core peripheral and along the axially extending heart yearn overcoat of copper core respectively, each heart yearn overcoat includes the heart yearn heat conductive rubber layer stacking gradually layout from the inside to the outside respectively, the metal knitted screen of heart yearn, heart yearn high flame resistance, low smoke halogen-free polyvinyl layer, each inner surface of heart yearn heat conductive rubber layer and the outer surface of corresponding copper core touch, cable jacket includes the overcoat heat conductive rubber layer, the metal knitted screen of overcoat, the overcoat high flame resistance, low smoke halogen-free polyvinyl layer that stack gradually layout from the inside to the outside, and each cable core is the embedding inside being wrapped in overcoat heat conductive rubber layer respectively.Designed by said structure, the utility model has novel in structural design, good heat dissipation effect, advantage that fire-retardant fireproof performance is good.
Description
Technical field
The utility model relates to technical field of electric wires and cables, particularly relates to a kind of structure improved power cable.
Background technology
As the key components of electric power conveying, power cable is widely used in daily life; Wherein, according to the difference of environment for use, power cable can be divided into different kinds.
Along with country constantly improves the corresponding standard of power cable, this just requires that the performance of power cable must strict guarantee.Wherein, for power cable, its heat radiation and fire protecting performance weigh the important indicator of power cable quality.
Utility model content
The purpose of this utility model is to provide a kind of structure improved power cable, and this structure improved power cable designing is novel, fire protecting performance is good and perfect heat-dissipating.
For achieving the above object, the utility model is achieved through the following technical solutions.
A kind of structure improved power cable, include cable jacket and at least two and be flush-mounted in the core of cable jacket respectively and the spaced apart cable core that is parallel to each other, each cable core includes a copper core and fits over copper core peripheral and along the axially extending heart yearn overcoat of copper core respectively, each heart yearn overcoat includes the heart yearn heat conductive rubber layer, the metal knitted screen of heart yearn, the heart yearn high flame resistance, low smoke halogen-free polyvinyl layer that stack gradually layout from the inside to the outside respectively, and each inner surface of heart yearn heat conductive rubber layer and the outer surface of corresponding copper core touch;
Cable jacket includes the overcoat heat conductive rubber layer, the metal knitted screen of overcoat, the overcoat high flame resistance, low smoke halogen-free polyvinyl layer that stack gradually layout from the inside to the outside, and each cable core is the embedding inside being wrapped in overcoat heat conductive rubber layer respectively.
Wherein, the metal knitted screen of described heart yearn is proof copper-wire braided screen or iron wire woven shield.
Wherein, the metal knitted screen of described overcoat is proof copper-wire braided screen or iron wire woven shield.
The beneficial effects of the utility model are: the structure improved power cable of one described in the utility model, include cable jacket and at least two and be flush-mounted in the core of cable jacket respectively and the spaced apart cable core that is parallel to each other, each cable core includes a copper core and fits over copper core peripheral and along the axially extending heart yearn overcoat of copper core respectively, each heart yearn overcoat includes the heart yearn heat conductive rubber layer stacking gradually layout from the inside to the outside respectively, the metal knitted screen of heart yearn, heart yearn high flame resistance, low smoke halogen-free polyvinyl layer, each inner surface of heart yearn heat conductive rubber layer and the outer surface of corresponding copper core touch, cable jacket includes the overcoat heat conductive rubber layer, the metal knitted screen of overcoat, the overcoat high flame resistance, low smoke halogen-free polyvinyl layer that stack gradually layout from the inside to the outside, and each cable core is the embedding inside being wrapped in overcoat heat conductive rubber layer respectively.Designed by said structure, the utility model has novel in structural design, good heat dissipation effect, advantage that fire-retardant fireproof performance is good.
Accompanying drawing explanation
Utilize accompanying drawing to be further detailed the utility model below, but the embodiment in accompanying drawing is not formed any restriction of the present utility model.
Fig. 1 is structural representation of the present utility model.
Include in FIG:
1---cable jacket
11---overcoat heat conductive rubber layer
12---the metal knitted screen of overcoat
13---overcoat high flame resistance, low smoke halogen-free polyvinyl layer
2---cable core
21---copper core
22---heart yearn overcoat
221---heart yearn heat conductive rubber layer
222---the metal knitted screen of heart yearn
223---heart yearn high flame resistance, low smoke halogen-free polyvinyl layer.
Embodiment
Below in conjunction with concrete execution mode, the utility model is described.
As shown in Figure 1, cable in a kind of structure improved shop, include cable jacket 1 and at least two and be flush-mounted in the core of cable jacket 1 respectively and the spaced apart cable core 2 that is parallel to each other, each cable core 2 includes a copper core 21 and fits over copper core 21 peripheral and along the axially extending heart yearn overcoat 22 of copper core 21 respectively, each heart yearn overcoat 22 includes the heart yearn heat conductive rubber layer 221 stacking gradually layout from the inside to the outside respectively, the metal knitted screen 222 of heart yearn, heart yearn high flame resistance, low smoke halogen-free polyvinyl layer 223, the inner surface of each heart yearn heat conductive rubber layer 221 and the outer surface of corresponding copper core 21 touch.
Further, cable jacket 1 includes the overcoat heat conductive rubber layer 11, the metal knitted screen 12 of overcoat, the overcoat high flame resistance, low smoke halogen-free polyvinyl layer 13 that stack gradually layout from the inside to the outside, and each cable core 2 is the embedding inside being wrapped in overcoat heat conductive rubber layer 11 respectively.
Need to explain further, the metal knitted screen 222 of heart yearn of the present utility model can adopt copper wire or iron wire to be prepared from, and namely the metal knitted screen 222 of heart yearn of the present utility model can be proof copper-wire braided screen or iron wire woven shield; Same, the metal knitted screen 12 of overcoat of the present utility model can adopt copper wire or iron wire to be prepared from, and namely the metal knitted screen 12 of overcoat of the present utility model can be proof copper-wire braided screen or iron wire woven shield.Certainly, above-mentioned metal material does not form restriction of the present utility model, and namely the metal knitted screen of heart yearn of the present utility model 222, the metal knitted screen 12 of overcoat can also adopt other metal material to be prepared from.
Need to explain further, the utility model adopts double-layer shielding structure design, and namely being matched by the metal knitted screen of heart yearn 222, the metal knitted screen of overcoat 12 to shield the interference of outer signals to each copper core signal or electric power transfer effectively.
In addition, overcoat high flame resistance, low smoke halogen-free polyvinyl layer 13 of the present utility model, heart yearn high flame resistance, low smoke halogen-free polyvinyl layer 223 possess good fire resistance; By above-mentioned multilayer high flame resistance, low smoke halogen-free polyvinyl Rotating fields design, the utility model can reach good fire retardant effect.
Need point out further, each cable core 2 carries out jacket by overcoat heat conductive rubber layer 11, overcoat heat conductive rubber layer 11 possesses good heat conductivility, during work, the heat that each copper core 21 produces conducts to overcoat heat conductive rubber layer 11 rapidly via heart yearn heat conductive rubber layer 221, and overcoat heat conductive rubber layer 11 can rapidly by heat conduction to in outside air.By above-mentioned heart yearn heat conductive rubber layer 221, overcoat heat conductive rubber layer 11 structural design, the utility model can reach good radiating effect.
Comprehensive above-mentioned situation is known, is designed by said structure, and the utility model has novel in structural design, good heat dissipation effect, advantage that fire-retardant fireproof performance is good.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (3)
1. a structure improved power cable, it is characterized in that: include cable jacket (1) and at least two and be flush-mounted in the core of cable jacket (1) respectively and the spaced apart cable core (2) that is parallel to each other, each cable core (2) includes a copper core (21) and fits over copper core (21) peripheral and along the axially extending heart yearn overcoat (22) of copper core (21) respectively, each heart yearn overcoat (22) includes the heart yearn heat conductive rubber layer (221) stacking gradually layout from the inside to the outside respectively, the metal knitted screen of heart yearn (222), heart yearn high flame resistance, low smoke halogen-free polyvinyl layer (223), the inner surface of each heart yearn heat conductive rubber layer (221) and the outer surface of corresponding copper core (21) touch,
Cable jacket (1) includes the overcoat heat conductive rubber layer (11), the metal knitted screen of overcoat (12), overcoat high flame resistance, low smoke halogen-free polyvinyl layer (13) that stack gradually layout from the inside to the outside, and each cable core (2) is the embedding inside being wrapped in overcoat heat conductive rubber layer (11) respectively.
2. the structure improved power cable of one according to claim 1, is characterized in that: the metal knitted screen of described heart yearn (222) is proof copper-wire braided screen or iron wire woven shield.
3. the structure improved power cable of one according to claim 2, is characterized in that: the metal knitted screen of described overcoat (12) is proof copper-wire braided screen or iron wire woven shield.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520436922.7U CN204720233U (en) | 2015-06-24 | 2015-06-24 | A kind of structure improved power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520436922.7U CN204720233U (en) | 2015-06-24 | 2015-06-24 | A kind of structure improved power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204720233U true CN204720233U (en) | 2015-10-21 |
Family
ID=54319209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520436922.7U Expired - Fee Related CN204720233U (en) | 2015-06-24 | 2015-06-24 | A kind of structure improved power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204720233U (en) |
-
2015
- 2015-06-24 CN CN201520436922.7U patent/CN204720233U/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: 20151021 Termination date: 20180624 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |