CN203026249U - Power cable - Google Patents
Power cable Download PDFInfo
- Publication number
- CN203026249U CN203026249U CN 201220751987 CN201220751987U CN203026249U CN 203026249 U CN203026249 U CN 203026249U CN 201220751987 CN201220751987 CN 201220751987 CN 201220751987 U CN201220751987 U CN 201220751987U CN 203026249 U CN203026249 U CN 203026249U
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- Prior art keywords
- ground wire
- power cable
- cable
- jacket
- utility
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- Expired - Fee Related
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Abstract
The utility model discloses a power cable. The power cable comprises an armor layer, an outer protective layer, a cable core and a ground wire, wherein the armor layer is arranged on the inner surface of the outer protective layer, the ground wire is arranged at the internal central position of the armor layer, the cable core comprises five conductors arranged around the ground wire, the outer surface of the conductor is provided with an oil-paper insulating layer, copper wire is wound on the outer surface of the oil-paper insulating layer, the outer protective layer is a polyolefin jacket, and a rip cord is embedded in the polyolefin jacket. The power cable disclosed by the utility model is convenient for the peeling of the cable, and the convenience of the distribution and wiring is improved.
Description
Technical field
The utility model relates to the cable technology field, is specifically related to a kind of power cable.
Background technology
Power cable is used for transmission and distributes the cable of electric energy, be usually used in Urban Underground electrical network, power station lead line, industrial and mining enterprises in-line power and cross river, the submarine transmission line in sea excessively.In power circuit, the shared proportion of cable increases just gradually.Power cable be master in electric power system in circuit in order to transmission with distribute the cable product of high-power power, comprising 1-500KV and above various electric pressure, the power cable of various insulation.
Existing power cable in actual use, its oversheath is difficult to tear from cable core and removes, and caused the inconvenience of distribution, wiring.
The utility model content
The technical problem that the utility model solves is to provide a kind of power cable, thereby solves the problem in the above-mentioned background technology.
The technical problem that the utility model solves realizes by the following technical solutions:
A kind of power cable, comprise armour, outer jacket, cable core and ground wire, it is characterized in that, described armour is arranged at the inner surface of described outer jacket, and described ground wire is arranged at the inside center position of described armour, and described cable core comprises 5 wires, circular row is around described ground wire, the outer surface of described wire is provided with the oil-impregnated paper insulation layer, and the outer surface of described oil-impregnated paper insulation layer is wound around and is provided with copper wire, adopts the purpose of proof copper-wire braided to be to reduce impedance and reduces loss; Described outer jacket is polyolefin jacket, and the inside of described polyolefin jacket is embedded with and tears rope.
As a kind of improvement, the described rope of tearing has two, is symmetricly set in described polyolefin jacket.
Owing to having adopted above technical scheme, the utlity model has following beneficial effect:
the power cable that the utility model provides, comprise armour, outer jacket, cable core and ground wire, it is characterized in that, described armour is arranged at the inner surface of described outer jacket, described ground wire is arranged at the inside center position of described armour, described cable core comprises 5 wires, circular row is around described ground wire, the outer surface of described wire is provided with the oil-impregnated paper insulation layer, and the outer surface of described oil-impregnated paper insulation layer is wound around and is provided with copper wire, described outer jacket is polyolefin jacket, and the inside of described polyolefin jacket is embedded with tears rope, based on above structure, the utility model adopts proof copper-wire braided can reduce impedance loss, and arrange tear rope and can easily polyolefin jacket be torn and come, be convenient to the peeling of cable, improved distribution, the convenience of wiring.
Description of drawings
Fig. 1 is the utility model structural representation;
In figure: 1. armour, 2. outer jacket, 3. cable core, 4. ground wire, 5. wire, 6. oil-impregnated paper insulation layer, 7. copper wire, 8. tear rope.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with specific embodiment, further set forth the utility model.
Referring to Fig. 1, a kind of power cable, comprise armour 1, outer jacket 2, cable core 3 and ground wire 4, it is characterized in that, described armour 1 is arranged at the inner surface of described outer jacket 2, described ground wire 4 is arranged at the inside center position of described armour 1, described cable core 3 comprises 5 wires 5, circular row is around described ground wire 4, the outer surface of described wire 5 is provided with oil-impregnated paper insulation layer 6, and the outer surface of described oil-impregnated paper insulation layer 6 is wound around and is provided with copper wire 7, adopts the purpose of copper wire 7 braidings to be to reduce impedance minimizing loss; Described outer jacket 2 is polyolefin jacket, and the inside of described polyolefin jacket be embedded with tear the rope 8.
In the present embodiment, the described rope 8 of tearing has two, is symmetricly set in described polyolefin jacket.
Above demonstration and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (2)
1. power cable, comprise armour, outer jacket, cable core and ground wire, it is characterized in that: described armour is arranged at the inner surface of described outer jacket, described ground wire is arranged at the inside center position of described armour, described cable core comprises 5 wires, circular row is around described ground wire, and the outer surface of described wire is provided with the oil-impregnated paper insulation layer, and the winding of the outer surface of described oil-impregnated paper insulation layer is provided with copper wire; Described outer jacket is polyolefin jacket, and the inside of described polyolefin jacket is embedded with and tears rope.
2. a kind of power cable according to claim 1 is characterized in that: the described rope of tearing has two, is symmetricly set in described polyolefin jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220751987 CN203026249U (en) | 2012-12-28 | 2012-12-28 | Power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220751987 CN203026249U (en) | 2012-12-28 | 2012-12-28 | Power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203026249U true CN203026249U (en) | 2013-06-26 |
Family
ID=48650215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220751987 Expired - Fee Related CN203026249U (en) | 2012-12-28 | 2012-12-28 | Power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203026249U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943269A (en) * | 2014-03-24 | 2014-07-23 | 安徽航天电缆集团有限公司 | Environment-friendly type flexible, antistatic and high-temperature-resistant insulating control cable |
| CN105845266A (en) * | 2016-04-27 | 2016-08-10 | 江苏通鼎光电科技有限公司 | Braided shield transponder data transmission cable |
| CN107808718A (en) * | 2017-09-30 | 2018-03-16 | 四川力智久创知识产权运营有限公司 | A kind of oil-impregnated paper insulation cable |
| CN107808717A (en) * | 2017-09-30 | 2018-03-16 | 四川力智久创知识产权运营有限公司 | A kind of oil-impregnated paper insulation cable |
-
2012
- 2012-12-28 CN CN 201220751987 patent/CN203026249U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943269A (en) * | 2014-03-24 | 2014-07-23 | 安徽航天电缆集团有限公司 | Environment-friendly type flexible, antistatic and high-temperature-resistant insulating control cable |
| CN105845266A (en) * | 2016-04-27 | 2016-08-10 | 江苏通鼎光电科技有限公司 | Braided shield transponder data transmission cable |
| CN107808718A (en) * | 2017-09-30 | 2018-03-16 | 四川力智久创知识产权运营有限公司 | A kind of oil-impregnated paper insulation cable |
| CN107808717A (en) * | 2017-09-30 | 2018-03-16 | 四川力智久创知识产权运营有限公司 | A kind of oil-impregnated paper insulation cable |
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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: 20130626 Termination date: 20171228 |