CN217386742U - Cold-resistant high-voltage cable - Google Patents
Cold-resistant high-voltage cable Download PDFInfo
- Publication number
- CN217386742U CN217386742U CN202220390217.8U CN202220390217U CN217386742U CN 217386742 U CN217386742 U CN 217386742U CN 202220390217 U CN202220390217 U CN 202220390217U CN 217386742 U CN217386742 U CN 217386742U
- Authority
- CN
- China
- Prior art keywords
- layer
- arranged outside
- cold
- cable
- fiber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model relates to a cold-resistant high tension cable, including the cable core is formed by a plurality of wires and a plurality of stranded of the fibre rope that blocks water, the structure of wire is: the innermost layer is a copper core, the copper core is formed by stranding a plurality of oxygen-free copper wires, a polyimide insulating layer is arranged outside the copper core, and a nickel-plated graphite fiber cloth layer is arranged outside the polyimide insulating layer; the cable core is provided with a metal belt woven layer outside, a flame-retardant fiber layer is arranged outside the metal belt woven layer, a chlorohydrin rubber layer is arranged outside the flame-retardant fiber layer, an oil absorption layer is arranged outside the chlorohydrin rubber layer, a middle phenyl silicone rubber layer is arranged outside the oil absorption layer, a plurality of reinforcing ropes are uniformly distributed in the middle phenyl silicone rubber layer, and a heat absorption coating is arranged outside the middle phenyl silicone rubber layer. Through the structural design and the selection of materials, the high-voltage cable with excellent durability and softness cold resistance is obtained.
Description
Technical Field
The invention belongs to the technical field of cables, and particularly relates to a cold-resistant high-voltage cable.
Background
A cable is a power or signal transmission device, and is generally composed of several wires or groups of wires. Is used as a basic device in the aspects of life and industrial production.
In alpine regions, the cable insulation layer can become brittle at too low temperature, the flexibility of the cable insulation layer is reduced, inconvenience in use is brought, cracks easily appear on the insulation layer after the insulation layer is bent for many times, and potential safety hazards of electric leakage are brought.
In order to ensure the safety of the cable used in the alpine region, a new cold-resistant high-voltage cable needs to be developed.
Disclosure of Invention
In order to meet the requirements, the invention provides a cold-resistant high-voltage cable which has excellent durability and softness at low temperature, ensures the reliability of daily use of equipment and has a wider application range.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a cold-resistant high tension cable, includes the cable core, the cable core is formed by a plurality of wires and a plurality of stranded of the fibre rope that blocks water, the structure of wire is: the innermost layer is a copper core, the copper core is formed by stranding a plurality of oxygen-free copper wires, a polyimide insulating layer is arranged outside the copper core, and a nickel-plated graphite fiber cloth layer is arranged outside the polyimide insulating layer;
the cable core is provided with a metal belt woven layer outside, a flame-retardant fiber layer is arranged outside the metal belt woven layer, a chlorohydrin rubber layer is arranged outside the flame-retardant fiber layer, an oil absorption layer is arranged outside the chlorohydrin rubber layer, a middle phenyl silicone rubber layer is arranged outside the oil absorption layer, a plurality of reinforcing ropes are uniformly distributed in the middle phenyl silicone rubber layer, and a heat absorption coating is arranged outside the middle phenyl silicone rubber layer.
Preferably, the metal belt woven layer is any one of an aluminum belt woven layer, a steel belt woven layer or a copper belt woven layer.
Preferably, the flame-retardant fiber layer is any one of high silica fiber cloth, polyphenylene sulfide fiber cloth or polysulfonamide fiber cloth.
Preferably, the oil absorption layer is an oil absorption cloth or oil absorption resin.
Preferably, the reinforcing rope is any one of a basalt fiber rope, a graphite fiber rope or a silicon carbide fiber rope.
Preferably, the heat absorption coating is a heat absorption paint or a nano ceramic heat absorption coating.
The copper core is formed by twisting a plurality of oxygen-free copper wires, so that the copper core has good flexibility and excellent high-voltage transmission performance, the lead adopts a polyimide insulating layer, the long-term use temperature range of the polyimide is-200-300 ℃, the polyimide insulating layer has high insulating performance and is an excellent insulating layer material, and the high-strength nickel-plated graphite fiber cloth layer not only plays a role in mutual interference among the leads, but also can effectively protect the insulating layer.
The chlorohydrin rubber is oil-resistant, acid-resistant, alkali-resistant, ozone-resistant, flame-resistant, good in atmospheric aging resistance, good in low-temperature resistance, and is an excellent low-temperature waterproof layer material.
The phenyl silicone rubber has excellent low temperature resistance, ablation resistance and irradiation resistance, excellent ageing resistance, shock resistance, moisture resistance and excellent electrical insulation, can be self-extinguished once on fire, and is an excellent outer sheath material.
The heat absorption coating can effectively absorb solar energy and increase the softness of the cable outer sheath.
The invention has the beneficial effects that: through the structural design and the selection of materials, the high-voltage cable with excellent durability and softness cold resistance is obtained.
Drawings
The invention is further illustrated with reference to the accompanying drawings and examples;
fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the structure of the lead.
In the figure: 1. the cable comprises a conducting wire, 1.1 copper core, 1.2 polyimide insulating layer, 1.3 nickel-plated graphite fiber cloth layer, 2 water-blocking fiber rope, 3 metal belt woven layer, 4 flame-retardant fiber layer, 5 chlorohydrin rubber layer, 6 oil absorption layer, 7 middle phenyl silicone rubber layer, 8 reinforcing rope and 9 heat absorption coating.
Detailed Description
Fig. 1 and 2 show a cold-resistant high-voltage cable, wherein: 1. the cable comprises a conducting wire, 1.1 copper core, 1.2 polyimide insulating layer, 1.3 nickel-plated graphite fiber cloth layer, 2 water-blocking fiber rope, 3 metal belt woven layer, 4 flame-retardant fiber layer, 5 chlorohydrin rubber layer, 6 oil absorption layer, 7 middle phenyl silicone rubber layer, 8 reinforcing rope and 9 heat absorption coating.
Still include the cable core, the cable core is formed by a plurality of wires and a plurality of stranded of the fibre rope that blocks water, the structure of wire is: the innermost layer is a copper core, the copper core is formed by stranding a plurality of oxygen-free copper wires, a polyimide insulating layer is arranged outside the copper core, and a nickel-plated graphite fiber cloth layer is arranged outside the polyimide insulating layer;
the cable core is provided with a metal belt woven layer outside, a flame-retardant fiber layer is arranged outside the metal belt woven layer, a chlorohydrin rubber layer is arranged outside the flame-retardant fiber layer, an oil absorption layer is arranged outside the chlorohydrin rubber layer, a middle phenyl silicone rubber layer is arranged outside the oil absorption layer, a plurality of reinforcing ropes are uniformly distributed in the middle phenyl silicone rubber layer, and a heat absorption coating is arranged outside the middle phenyl silicone rubber layer.
In this example, the metal tape woven layer is an aluminum tape woven layer.
In this example, the flame retardant fiber layer is a high silica fiber cloth.
In this example, the oil absorption layer is an oil absorption cloth.
In this example, the reinforcing cords are silicon carbide fiber cords.
In this example, the heat absorbing coating is a nano ceramic heat absorbing coating.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a cold-resistant high tension cable, includes the cable core, characterized by: the cable core is formed by stranding a plurality of wires and a plurality of water-blocking fiber ropes, and the structure of the wires is as follows: the innermost layer is a copper core, the copper core is formed by stranding a plurality of oxygen-free copper wires, a polyimide insulating layer is arranged outside the copper core, and a nickel-plated graphite fiber cloth layer is arranged outside the polyimide insulating layer;
the cable core is provided with a metal belt woven layer outside, a flame-retardant fiber layer is arranged outside the metal belt woven layer, a chlorohydrin rubber layer is arranged outside the flame-retardant fiber layer, an oil absorption layer is arranged outside the chlorohydrin rubber layer, a middle phenyl silicone rubber layer is arranged outside the oil absorption layer, a plurality of reinforcing ropes are uniformly distributed in the middle phenyl silicone rubber layer, and a heat absorption coating is arranged outside the middle phenyl silicone rubber layer.
2. The cold-resistant high-voltage cable as claimed in claim 1, wherein: the metal belt woven layer is any one of an aluminum belt woven layer, a steel belt woven layer or a copper belt woven layer.
3. The cold-resistant high-voltage cable as claimed in claim 1, wherein: the flame-retardant fiber layer is any one of high silica fiber cloth, polyphenylene sulfide fiber cloth or polysulfonamide fiber cloth.
4. The cold-resistant high-voltage cable as claimed in claim 1, wherein: the oil absorption layer is oil absorption cloth or oil absorption resin.
5. The cold-resistant high-voltage cable as claimed in claim 1, wherein: the reinforcing rope is any one of a basalt fiber rope, a graphite fiber rope or a silicon carbide fiber rope.
6. The cold-resistant high-voltage cable as claimed in claim 1, wherein: the heat absorption coating is heat absorption paint or nano ceramic heat absorption coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220390217.8U CN217386742U (en) | 2022-02-25 | 2022-02-25 | Cold-resistant high-voltage cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220390217.8U CN217386742U (en) | 2022-02-25 | 2022-02-25 | Cold-resistant high-voltage cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217386742U true CN217386742U (en) | 2022-09-06 |
Family
ID=83100510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220390217.8U Active CN217386742U (en) | 2022-02-25 | 2022-02-25 | Cold-resistant high-voltage cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217386742U (en) |
-
2022
- 2022-02-25 CN CN202220390217.8U patent/CN217386742U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103854781B (en) | High-temperature-resistant K-3-level cable used for 1E-type nuclear power plant | |
| CN211669996U (en) | Lightweight high-flexibility high-temperature-resistant cable | |
| CN217386742U (en) | Cold-resistant high-voltage cable | |
| CN203573680U (en) | Shielding type signal flexible cable for wind power generation system | |
| CN207602284U (en) | The rubber set power cable that a kind of highly-flexible adverse circumstances use | |
| CN214897800U (en) | Special cable for optical fiber composite medium-voltage tower crane | |
| CN212032701U (en) | Aluminum alloy photovoltaic flexible cable for photovoltaic system | |
| CN213844835U (en) | Military cable with high anti-interference performance | |
| CN101789281A (en) | Novel wind power cable | |
| CN203573729U (en) | Shielding type control flexible cable for wind power generation system | |
| CN211858207U (en) | Anti-interference radiation-resistant high-flame-retardant fire-resistant control cable for extra-high voltage transformer substation | |
| CN209249147U (en) | A kind of moisture-proof high temperature-resistant cable | |
| CN207637532U (en) | High anti-tear, tension resist bending high temperature resistant high fire-retardance flexible cable | |
| CN201829216U (en) | Special weather resistant type environmentally friendly cable for solar photovoltaic power generation | |
| CN206819775U (en) | A kind of high cable of tensile strength | |
| CN214043150U (en) | Cold-resistant and distortion-resistant cable for 35kv rubber insulation sheath wind driven generator | |
| CN216212461U (en) | Tensile wear-resistant flame-retardant environment-friendly wind energy cable | |
| CN210039691U (en) | Anti-aging high-temperature-resistant cable | |
| CN218730097U (en) | Steel-cored aluminum stranded conductor overhead insulated cable | |
| CN212434283U (en) | Low temperature resistant power cable for nuclear power station | |
| CN216623797U (en) | Cable and wire with good weather resistance | |
| CN202049778U (en) | Connection flexible cable for double-fed wind generator | |
| CN217181884U (en) | Flame-retardant high-temperature-resistant frequency converter shielding power cable | |
| CN219610054U (en) | Salt-fog-resistant fully-sealed cable for offshore wind turbine | |
| CN216597004U (en) | 5G digital cable with high toughness and elastic property |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |