CN202632848U - Crosslinked polyethylene insulating power cable having steel-tape armor and polrvinyl chloride sheath - Google Patents
Crosslinked polyethylene insulating power cable having steel-tape armor and polrvinyl chloride sheath Download PDFInfo
- Publication number
- CN202632848U CN202632848U CN 201220072089 CN201220072089U CN202632848U CN 202632848 U CN202632848 U CN 202632848U CN 201220072089 CN201220072089 CN 201220072089 CN 201220072089 U CN201220072089 U CN 201220072089U CN 202632848 U CN202632848 U CN 202632848U
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- power cable
- steel
- metallic conductor
- crosslinked polyethylene
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Abstract
The utility model relates to a crosslinked polyethylene insulating power cable having a steel-tape armor and a polyvinyl chloride sheath. The crosslinked polyethylene insulating power cable having the steel-tape armor and the polyvinyl chloride sheath includes at least one metal conductor. Each conductor is coated with a crosslinked polyethylene insulating layer. The crosslinked polyethylene insulating layer is coated with the polyethylene outer sheath layer. A taping layer is arranged between the crosslinked polyethylene insulating layer and the polyethylene outer sheath layer. The steel-tape armor is arranged between the taping layer and the polyethylene outer sheath layer. The crosslinked polyethylene insulating power cable having the steel-tape armor and the polyvinyl chloride sheath has high reliability, large carrying capacity and good anti-flaming effect, and can prevent from being damaged by animals and plants and has improved wear-resistance performance. The crosslinked polyethylene insulating power cable having the steel-tape armor and the polyvinyl chloride sheath is applied to occasions such as the indoor, tunnels, cable channels or used for buried-cable laying, and can bear a certain volume of mechanical external forces.
Description
Technical field
The utility model relates to the technical field of power cable, especially a kind of crosslinking polyethylene insulated steel band armored pe sheath power cable.
Background technology
The current capacity of cable is relevant with the sectional area of conductor thread core usually; Conductor temperature is raise; The temperature of the outer insulating barrier that coats of conductor surpasses the last change that can cause on the insulating barrier generation performance in limited time; Thereby the insulating reliability of insulating barrier is reduced greatly, influence the useful life of cable.
Existing common cable exists structural stability difference and incendive problem, so the fire-retardant problem of the lsafety level of electric wiring and cable more and more causes people's attention.
Even if cable has good heat resistance simultaneously, in the higher occasion of fail safe, but can not prevent vegeto-animal destruction, also possibly bring big indirect loss to power supply.
The utility model content
The technical problem that the utility model will solve is: in order to solve the problem that proposes in the above-mentioned background technology; The utility model provides a kind of crosslinking polyethylene insulated steel band armored pe sheath power cable; Its insulating reliability is big; Ampacity is big, and good flame retardation effect can be prevented vegeto-animal destruction and strengthened anti-wear performance.
The utility model solves the technical scheme that its technical problem adopted: a kind of crosslinking polyethylene insulated steel band armored pe sheath power cable; It comprises at least one metallic conductor; Each metallic conductor is coated with crosslinked polyetylene insulated layer; Crosslinked polyetylene insulated layer is coated with the polyethylene external sheath layer, is provided with belting layer between crosslinked polyetylene insulated layer and the polyethylene external sheath layer, is provided with steel-tape armouring between belting layer and the polyethylene external sheath layer.
Further: the cross section of each metallic conductor is circle or fan-like pattern.
Further: each metallic conductor is copper core or aluminium core.
Further: metallic conductor is 2 or 3 or 4 or 5.
Further: be equipped with packed layer between the outer crosslinked polyetylene insulated layer that coats of belting layer and each metallic conductor and between the outer crosslinked polyetylene insulated layer that coats of each metallic conductor.
The beneficial effect of the utility model: each metallic conductor is coated with crosslinked polyetylene insulated layer in the cable of the utility model; The insulating reliability of crosslinked polyetylene insulated layer is big; Have favorable mechanical physical property, environmental stress cracking resistance and resistance to wear, can bear concentrated mechanical stress; Under rated voltage 0.6/1kV condition of power supply, the maximum amount fixed temperature can reach 90 ℃ during crosslinked polyetylene insulated layer of long-term work, and ampacity is bigger.Crosslinked polyetylene insulated layer is coated with polyethylene external sheath layer, the good flame retardation effect of polyethylene external sheath layer; Be provided with steel-tape armouring between belting layer and the polyethylene external sheath layer; Steel-tape armouring can prevent vegeto-animal destruction and strengthen anti-wear performance; And then prolonged useful life of cable, and be used in indoor, tunnel, the cable trough or buried-pipe laying etc., can bear certain mechanical external force.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the cross section structure sketch map of the utility model embodiment one;
Fig. 2 is the cross section structure sketch map of the utility model embodiment two;
Fig. 3 is the cross section structure sketch map of the utility model embodiment three;
Fig. 4 is the cross section structure sketch map of the utility model embodiment four;
Fig. 5 is the cross section structure sketch map of the utility model embodiment five;
Fig. 6 is the cross section structure sketch map of the utility model embodiment six;
Fig. 7 is the cross section structure sketch map of the utility model embodiment seven;
Fig. 8 is the cross section structure sketch map of the utility model embodiment eight;
Fig. 9 is the cross section structure sketch map of the utility model embodiment nine;
Figure 10 is the cross section structure sketch map of the utility model embodiment ten;
Figure 11 is the cross section structure sketch map of the utility model embodiment 11;
Figure 12 is the cross section structure sketch map of the utility model embodiment 12.
Among the figure 1, metallic conductor, 2, crosslinked polyetylene insulated layer, 3, belting layer, 4, the polyethylene external sheath layer, 5, packed layer, 6, steel-tape armouring.
Embodiment
Combine accompanying drawing that the utility model is done further detailed explanation now.These accompanying drawings are the sketch map of simplification, the basic structure of the utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
Crosslinking polyethylene insulated steel band armored pe sheath power cable like Fig. 1-the utility model shown in Figure 12; Comprise at least one metallic conductor 1; Each metallic conductor 1 is coated with crosslinked polyetylene insulated layer 2; The insulating reliability of crosslinked polyetylene insulated layer 2 is big, has favorable mechanical physical property, environmental stress cracking resistance and resistance to wear, can bear concentrated mechanical stress; Under rated voltage 0.6/1kV condition of power supply, the maximum amount fixed temperature can reach 90 ℃ during crosslinked polyetylene insulated layer of 2 long-term work, and ampacity is bigger.Crosslinked polyetylene insulated layer 2 is coated with polyethylene external sheath layer 4; The good flame retardation effect of polyethylene external sheath layer 4; Be provided with belting layer 3 between crosslinked polyetylene insulated layer 2 and the polyethylene external sheath layer 4, be provided with steel-tape armouring 6 between belting layer 3 and the polyethylene external sheath layer 4, steel-tape armouring 6 can prevent vegeto-animal destruction and strengthen anti-wear performance; And then prolonged useful life of cable, and can bear certain mechanical external force.
The cross section of above-mentioned each metallic conductor 1 is circle or fan-like pattern; Each metallic conductor 1 is copper core or aluminium core; Metallic conductor 1 is 2 or 3 or 4 or 3+1 or 5 or 4+1 or 3+2; Be equipped with packed layer 5 between belting layer 3 and each metallic conductor 1 outer crosslinked polyetylene insulated layer 2 that coats and between each metallic conductor 1 outer crosslinked polyetylene insulated layer 2 that coats.
Be not provided with packed layer 5 and the metallic conductor 1 of the utility model embodiment one as shown in Figure 1 are that 1 cross section is circular structure; Be provided with packed layer 5 and the metallic conductor 1 of the utility model embodiment two as shown in Figure 2 are that 2 cross sections are circular structures; The utility model embodiment three as shown in Figure 3 be provided with packed layer 5 and metallic conductor 1 is 2 structures that the cross section is a fan-like pattern; Be provided with packed layer 5 and the metallic conductor 1 of the utility model embodiment four as shown in Figure 4 are that 3 cross sections are circular structures; The utility model embodiment five as shown in Figure 5 be provided with packed layer 5 and metallic conductor 1 is 3 structures that the cross section is a fan-like pattern; Be provided with packed layer 5 and the metallic conductor 1 of the utility model embodiment six as shown in Figure 6 are that 4 cross sections are circular structures; The utility model embodiment seven as shown in Figure 7 be provided with packed layer 5 and metallic conductor 1 is 4 structures that the cross section is a fan-like pattern; Packed layer 5 and the metallic conductor 1 that be provided with of the utility model embodiment eight as shown in Figure 8 is the structure of 3+1 cross section for circle; Packed layer 5 and the metallic conductor 1 that be provided with of the utility model embodiment nine as shown in Figure 9 is 3+1, and wherein 3 cross sections are fan-like pattern, and 1 cross section be the structure of circle; Be provided with packed layer 5 and the metallic conductor 1 of the utility model embodiment ten shown in figure 10 are that 5 cross sections are circular structures; Packed layer 5 and the metallic conductor 1 that be provided with of the utility model embodiment 11 shown in figure 11 is the structure of 4+1 cross section for circle; Packed layer 5 and the metallic conductor 1 that be provided with of the utility model embodiment 12 shown in figure 12 is the structure of 3+2 cross section for circle.
With above-mentioned desirable embodiment according to the utility model is enlightenment, and through above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.The technical scope of this utility model is not limited to the content on the specification, must confirm its technical scope according to the claim scope.
Claims (5)
1. crosslinking polyethylene insulated steel band armored pe sheath power cable; It is characterized in that: comprise at least one metallic conductor (1); Each metallic conductor (1) is coated with crosslinked polyetylene insulated layer (2); Crosslinked polyetylene insulated layer (2) is coated with polyethylene external sheath layer (4), is provided with belting layer (3) between crosslinked polyetylene insulated layer (2) and the polyethylene external sheath layer (4), is provided with steel-tape armouring (6) between belting layer (3) and the polyethylene external sheath layer (4).
2. crosslinking polyethylene insulated steel band armored pe sheath power cable according to claim 1 is characterized in that: the cross section of described each metallic conductor (1) is circle or fan-like pattern.
3. crosslinking polyethylene insulated steel band armored pe sheath power cable according to claim 1 is characterized in that: described each metallic conductor (1) is copper core or aluminium core.
4. crosslinking polyethylene insulated steel band armored pe sheath power cable according to claim 1 is characterized in that: described metallic conductor (1) is 2 or 3 or 4 or 5.
5. crosslinking polyethylene insulated steel band armored pe sheath power cable according to claim 4 is characterized in that: be equipped with packed layer (5) between the outer crosslinked polyetylene insulated layer (2) that coats of described belting layer (3) and each metallic conductor (1) and between the outer crosslinked polyetylene insulated layer (2) that coats of each metallic conductor (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220072089 CN202632848U (en) | 2012-02-29 | 2012-02-29 | Crosslinked polyethylene insulating power cable having steel-tape armor and polrvinyl chloride sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220072089 CN202632848U (en) | 2012-02-29 | 2012-02-29 | Crosslinked polyethylene insulating power cable having steel-tape armor and polrvinyl chloride sheath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202632848U true CN202632848U (en) | 2012-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220072089 Expired - Fee Related CN202632848U (en) | 2012-02-29 | 2012-02-29 | Crosslinked polyethylene insulating power cable having steel-tape armor and polrvinyl chloride sheath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202632848U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016082860A1 (en) * | 2014-11-25 | 2016-06-02 | Abb Technology Ltd | Jointed power cable and method of manufacturing the same |
-
2012
- 2012-02-29 CN CN 201220072089 patent/CN202632848U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016082860A1 (en) * | 2014-11-25 | 2016-06-02 | Abb Technology Ltd | Jointed power cable and method of manufacturing the same |
| US10410766B2 (en) | 2014-11-25 | 2019-09-10 | Nkt Hv Cables Gmbh | Jointed power cable and method of manufacturing the same |
| AU2014412382B2 (en) * | 2014-11-25 | 2020-12-03 | Nkt Hv Cables Ab | Jointed power cable and method of manufacturing the same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20130229 |