CN212484995U - Polyvinyl chloride insulating steel strip armored polyvinyl chloride sheath power cable - Google Patents
Polyvinyl chloride insulating steel strip armored polyvinyl chloride sheath power cable Download PDFInfo
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- CN212484995U CN212484995U CN202020858313.1U CN202020858313U CN212484995U CN 212484995 U CN212484995 U CN 212484995U CN 202020858313 U CN202020858313 U CN 202020858313U CN 212484995 U CN212484995 U CN 212484995U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model discloses a belong to the technical field of electric wire and cable, specifically a polyvinyl chloride insulating steel band armor polyvinyl chloride sheath power cable, including wearing layer, waterproof layer and radiation protection filling layer, the outer wall of wearing layer is provided with sun-proof layer, the inner wall of wearing layer is provided with the steel band armor, the inner wall of steel band armor sets up the waterproof layer, the inner wall of waterproof layer is provided with the insulating layer, this device can effectively isolate the ambient temperature through being provided with sun-proof layer and wearing layer, alleviates the damage that sunshine insolate brings for the cable jacket, alleviates the ageing rate of cable, prolongs the life of cable, can improve the tensile resistance of cable through being provided with the steel band armor, can greatly improve the insulating property and the heat insulating property of cable through being provided with insulating layer and heat insulation layer, prevents the cable jacket from being heated and aged, through being provided with the radiation protection filling layer, the radiation that the cable circular telegram brought can be completely cut off, the environmental protection.
Description
Technical Field
The utility model relates to a wire and cable technical field specifically is a polyvinyl chloride insulation steel band armor polyvinyl chloride sheath power cable.
Background
The power cable is used for transmitting and distributing electric energy, and is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and power transmission lines under river-crossing seawater. In the power lines, the cable is increasing in specific gravity. Power cables are cable products used in the trunk lines of power systems to transmit and distribute high power electrical energy, including various voltage classes, 1-500KV and above, and various insulated power cables. Current cable self can generate heat when using, can cause the damage to the epidermis of cable under long-term, accelerates ageing speed, and also can accelerate the damage speed if receive the sun exposure for a long time at outdoor overhead use to can produce the radiation in the use of current cable, influence natural environment.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
In view of the problem that current polyvinyl chloride insulated steel strip armor polyvinyl chloride sheath power cable exists, provided the utility model discloses.
Therefore, the utility model aims at providing a polyvinyl chloride insulating steel band armor polyvinyl chloride sheath power cable, this device is through being provided with sun-proof layer and wearing layer, can effectively isolated ambient temperature, alleviate the harm that sunshine insolate brought for the cable jacket, alleviate the ageing speed of cable, the life of extension cable, through being provided with the steel band armor, can improve the pull resistance of cable, through being provided with insulating layer and heat insulation layer, can increase substantially the insulating nature and the heat insulating nature of cable, prevent cable jacket thermal aging, through being provided with the radiation protection filling layer, can isolate the radiation that the cable circular telegram brought, the environmental protection.
For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
a polyvinyl chloride insulated steel strip armored polyvinyl chloride sheathed power cable comprises: wearing layer, waterproof layer and radiation protection filling layer, the outer wall of wearing layer is provided with sun-proof layer, the inner wall of wearing layer is provided with the steel band armor, the inner wall setting of steel band armor the waterproof layer, the inner wall of waterproof layer is provided with the insulating layer, the inner wall of insulating layer is provided with the heat insulation layer, the inner wall of heat insulation layer is provided with the radiation protection filling layer, the inside of radiation protection filling layer is provided with a plurality of metallic conductor.
As an optimal scheme of a polyvinyl chloride insulated steel strip armored polyvinyl chloride sheath power cable, wherein: and the filler in the radiation-proof filling layer is made of lead.
As an optimal scheme of a polyvinyl chloride insulated steel strip armored polyvinyl chloride sheath power cable, wherein: the outer wall of the sun-proof layer is provided with a sun-proof heat-insulating material coating.
As an optimal scheme of a polyvinyl chloride insulated steel strip armored polyvinyl chloride sheath power cable, wherein: the waterproof layer is made of polyisobutylene.
As an optimal scheme of a polyvinyl chloride insulated steel strip armored polyvinyl chloride sheath power cable, wherein: the insulating layer is made of polyvinyl chloride.
As an optimal scheme of a polyvinyl chloride insulated steel strip armored polyvinyl chloride sheath power cable, wherein: the heat insulating layer is made of glass fiber.
Compared with the prior art, the beneficial effects of the utility model are that: this device is through being provided with sun-proof layer and wearing layer, can effectively isolated ambient temperature, alleviate the harm that sunshine insolate and bring for the cable jacket, alleviate the ageing speed of cable, the life of extension cable, through being provided with the steel band armor, can improve the pull resistance of cable, through being provided with insulating layer and heat insulation layer, can increase substantially the insulating nature and the heat insulating ability of cable, prevent that the cable jacket from being heated ageing, through being provided with the radiation protection filling layer, can completely cut off the radiation that the cable circular telegram brought, the environmental protection.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:
FIG. 1 is a schematic structural view of the utility model;
fig. 2 is a schematic view of the structure of the sun-proof layer of the present invention.
In the figure: the anti-radiation coating comprises a wear-resistant layer 100, a sun-proof layer 110, a steel tape armor layer 120, a waterproof layer 200, an insulating layer 210, a heat insulating layer 220, a radiation-proof filling layer 300 and a metal conductor 310.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The utility model provides a following technical scheme: a polyvinyl chloride insulated steel strip armored polyvinyl chloride sheathed power cable comprises: wear-resistant layer 100, waterproof layer 200 and radiation-proof filling layer 300.
Referring to fig. 1 and fig. 2, the wear-resistant layer 100 includes a sun-proof layer 110 and a steel-tape armoring layer 120, the sun-proof layer 110 is disposed on an outer wall of the wear-resistant layer 100, the steel-tape armoring layer 120 is disposed on an inner wall of the wear-resistant layer 100, the wear-resistant layer 100 is used for enhancing the wear-resistant performance of the cable and prolonging the service life, the sun-proof layer 110 is used for sun-proof and heat-insulating, and the steel-tape armoring layer 120 is used for enhancing;
referring to fig. 1, the waterproof layer 200 includes an insulating layer 210 and a heat insulating layer 220, the waterproof layer 200 is disposed on an inner wall of the steel tape armor layer 120, the insulating layer 210 is disposed on an inner wall of the waterproof layer 200, the heat insulating layer 220 is disposed on an inner wall of the insulating layer 210, the waterproof layer 200 is used for preventing water from penetrating into the insulating layer 210, the insulating layer 210 is used for insulating the metal conductor 310 and preventing the metal conductor from being damaged due to short circuit or other conditions, and the heat insulating layer 220 is used for insulating heat and preventing the insulating layer from being damaged due to heat generation;
referring to fig. 1 again, the radiation-proof filling layer 300 includes metal conductors 310, the radiation-proof filling layer 300 is disposed inside the insulating layer 220, a plurality of metal conductors 310 are disposed inside the radiation-proof filling layer 300, the radiation-proof filling layer 300 is used for isolating radiation generated when the metal conductors 310 are conductive, and the metal conductors 310 are used for conducting electricity.
The working principle is as follows: when this device of technical field's technical personnel uses, the sun-proof layer 110 of wearing layer 100 outer wall can prevent effectively that the sun from insolating the damage that brings to the cable, the steel band armor 120 of wearing layer 100 inner wall can increase the toughness of cable, make it difficult fracture, waterproof layer 200 can prevent that water from permeating into in the insulating layer 210, play effectual water-proof effects, the heat insulation layer 220 that glass fiber made can effectively completely cut off the heat, avoid insulating layer 210 to be heated the emergence ageing phenomenon, the radiation that produces when radiation protection filling layer 300 can completely cut off the cable use, play the effect of environmental protection.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. The utility model provides a polyvinyl chloride insulating steel strip armouring polyvinyl chloride sheath power cable which characterized in that: including wearing layer (100), waterproof layer (200) and radiation protection filling layer (300), the outer wall of wearing layer (100) is provided with sun-proof layer (110), the inner wall of wearing layer (100) is provided with steel band armor (120), the inner wall setting of steel band armor (120) waterproof layer (200), the inner wall of waterproof layer (200) is provided with insulating layer (210), the inner wall of insulating layer (210) is provided with heat insulation layer (220), the inner wall of heat insulation layer (220) is provided with radiation protection filling layer (300), the inside of radiation protection filling layer (300) is provided with a plurality of metallic conductor (310).
2. The power cable with the polyvinyl chloride insulating steel tape armored polyvinyl chloride sheath as claimed in claim 1, wherein: the filler in the radiation-proof filling layer (300) is made of lead.
3. The power cable with the polyvinyl chloride insulating steel tape armored polyvinyl chloride sheath as claimed in claim 1, wherein: the outer wall of the sun-proof layer (110) is provided with a sun-proof heat-insulating material coating.
4. The power cable with the polyvinyl chloride insulating steel tape armored polyvinyl chloride sheath as claimed in claim 1, wherein: the waterproof layer (200) is made of polyisobutylene.
5. The power cable with the polyvinyl chloride insulating steel tape armored polyvinyl chloride sheath as claimed in claim 1, wherein: the insulating layer (210) is made of polyvinyl chloride.
6. The power cable with the polyvinyl chloride insulating steel tape armored polyvinyl chloride sheath as claimed in claim 1, wherein: the heat insulation layer (220) is made of glass fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020858313.1U CN212484995U (en) | 2020-05-21 | 2020-05-21 | Polyvinyl chloride insulating steel strip armored polyvinyl chloride sheath power cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020858313.1U CN212484995U (en) | 2020-05-21 | 2020-05-21 | Polyvinyl chloride insulating steel strip armored polyvinyl chloride sheath power cable |
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| CN212484995U true CN212484995U (en) | 2021-02-05 |
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| CN202020858313.1U Active CN212484995U (en) | 2020-05-21 | 2020-05-21 | Polyvinyl chloride insulating steel strip armored polyvinyl chloride sheath power cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113903525A (en) * | 2021-09-30 | 2022-01-07 | 浙江亘古电缆股份有限公司 | Novel modified polypropylene power cable |
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2020
- 2020-05-21 CN CN202020858313.1U patent/CN212484995U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113903525A (en) * | 2021-09-30 | 2022-01-07 | 浙江亘古电缆股份有限公司 | Novel modified polypropylene power cable |
| CN113903525B (en) * | 2021-09-30 | 2023-11-03 | 浙江亘古电缆股份有限公司 | Modified polypropylene power cable |
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