CN215643742U - Cable for wind power generation with long service life - Google Patents
Cable for wind power generation with long service life Download PDFInfo
- Publication number
- CN215643742U CN215643742U CN202122182235.5U CN202122182235U CN215643742U CN 215643742 U CN215643742 U CN 215643742U CN 202122182235 U CN202122182235 U CN 202122182235U CN 215643742 U CN215643742 U CN 215643742U
- Authority
- CN
- China
- Prior art keywords
- layer
- cable
- core
- power generation
- service life
- 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
- 238000010248 power generation Methods 0.000 title claims abstract description 20
- 229920002943 EPDM rubber Polymers 0.000 claims abstract description 17
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 9
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 9
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 9
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 8
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 8
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 7
- 230000003139 buffering effect Effects 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a cable with long service life for wind power generation, which comprises a cable core consisting of at least one wire core, wherein the wire core is formed by twisting rare earth aluminum alloy special-shaped single wires, and a water-blocking layer, an inner shielding layer, an ethylene propylene diene monomer insulating layer, a non-woven fabric wrapping layer, a copper wire armor layer and a non-woven fabric wrapping layer are sequentially arranged outside the wire core; and a belting layer, a polyvinyl chloride inner sheath layer and an ethylene propylene diene monomer outer sheath layer are sequentially arranged on the outer side of the cable core. According to the cable for wind power generation with the structure and the long service life, disclosed by the utility model, the ethylene propylene diene monomer material is used as the insulating layer and the outer sheath layer, so that the creep resistance, the flexibility, the ductility and the connection stability of the cable are increased, the cold resistance, the corrosion resistance, the flame retardance and the water resistance of the cable are effectively improved, the rebound elasticity of the cable is reduced, the service life of the cable is prolonged, and the applicability of the cable is improved.
Description
Technical Field
The utility model relates to a cable technology, in particular to a cable for wind power generation with long service life.
Background
Along with the development of society and economy, mineral energy sources are increasingly poor, and the development of energy structures from non-renewable energy sources to renewable energy sources, such as solar energy, wind energy, biological energy, ocean energy and the like, becomes the direction of research of people. Among various energy sources, wind energy has the advantages of inexhaustibility, cleanness, renewability and the like, and has important promotion effects on adjusting energy structure, reducing environmental pollution, realizing sustainable development and the like. Therefore, wind power generation is the fastest and most mature power generation mode among the current renewable energy sources and has the greatest large-scale development and commercialization prospect.
At present, copper cables are mainly used for transmission and power transmission of wind power generation, the traditional copper cables have the defects of poor self-bearing capacity, poor corrosion resistance and the like, the cables used for wind power generation run outdoors for a long time, are vertically laid, frequently twisted, frequently contacted with oil stains, directly irradiated by sunlight and the like, and the service life of the cables is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a cable for wind power generation with long service life, which adopts ethylene propylene diene monomer materials as an insulating layer and an outer sheath layer, increases the creep resistance, flexibility, ductility and connection stability of the cable, effectively improves the cold resistance, corrosion resistance, flame retardance and water resistance of the cable, and reduces the rebound elasticity of the cable, thereby prolonging the service life of the cable and improving the applicability of the cable.
In order to achieve the purpose, the utility model provides a cable for wind power generation with long service life, which comprises a cable core consisting of at least one wire core, wherein the wire core is formed by twisting rare earth aluminum alloy special-shaped single wires, and a water-blocking layer, an inner shielding layer, an ethylene propylene diene monomer insulating layer, a non-woven fabric wrapping layer, a copper wire armor layer and a non-woven fabric wrapping layer are sequentially arranged outside the wire core;
and a belting layer, a polyvinyl chloride inner sheath layer and an ethylene propylene diene monomer outer sheath layer are sequentially arranged on the outer side of the cable core.
Preferably, the cable core comprises three core wires arranged in central symmetry, and filling layers are arranged among the three core wires and between the core wires and the wrapping tape layer.
Preferably, a buffer layer used for buffering torsion is further arranged between the polyvinyl chloride inner sheath layer and the ethylene propylene diene monomer outer sheath layer, and the buffer layer is of a spiral structure.
Preferably, the buffer layer is made of polypropylene.
Preferably, the wire core is formed by twisting rare earth 8176 aluminum alloy special-shaped single wires.
Therefore, the cable for wind power generation with the structure and the long service life is adopted, the ethylene propylene diene monomer material is used as the insulating layer and the outer sheath layer, the creep resistance, the flexibility, the ductility and the connection stability of the cable are improved, the cold resistance, the corrosion resistance, the flame retardance and the water resistance of the cable are effectively improved, the rebound elasticity of the cable is reduced, and the service life of the cable and the applicability of the cable are prolonged.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
Fig. 1 is a radial cross-sectional view of a cable for wind power generation having a long service life according to an embodiment of the present invention.
Wherein: 1. a wire core; 2. a water resistant layer; 3. an inner shield layer; 4. a non-woven fabric wrapping layer; 5. an ethylene propylene diene monomer insulating layer; 6. a copper wire armor layer; 7. a belting layer; 8. a polyvinyl chloride inner jacket layer; 9. a buffer layer; 10. an ethylene-propylene-diene outer jacket layer; 11. and (5) filling the layer.
Detailed Description
The present invention will be further described with reference to the accompanying drawings, and it should be noted that the present embodiment is based on the technical solution, and the detailed implementation and the specific operation process are provided, but the protection scope of the present invention is not limited to the present embodiment.
Fig. 1 is a radial cross-sectional view of a wind power generation cable with a long service life according to an embodiment of the present invention, as shown in fig. 1, the structure of the present invention includes a cable core composed of at least one wire core 1, the wire core 1 is formed by twisting rare earth aluminum alloy special-shaped single wires, preferably, the wire core 1 is formed by twisting rare earth 8176 aluminum alloy special-shaped single wires, the defect of poor bending performance of the conventional cable is solved by adopting the characteristics of rare earth aluminum alloy materials, the manufacturing cost of the cable is effectively reduced, and meanwhile, the special-shaped compression method is adopted, the compression coefficient of the conductor is effectively improved, and the outer diameter of the conductor is reduced. The waterproof layer 2, the inner shielding layer 3, the ethylene propylene diene monomer insulating layer 5, the non-woven fabric wrapping layer 4, the copper wire armor layer 6 and the non-woven fabric wrapping layer 4 are sequentially arranged on the outer side of the wire core 1;
and a belting layer 7, a polyvinyl chloride inner sheath layer 8 and an ethylene propylene diene monomer outer sheath layer 10 are sequentially arranged on the outer side of the cable core.
Preferably, the cable core comprises three core 1 arranged in central symmetry, and filling layers 11 are arranged between the three core 1 and between the core 1 and the wrapping tape layer 7.
Preferably, a buffer layer 9 for buffering torsion is further disposed between the polyvinyl chloride inner sheath layer 8 and the ethylene propylene diene monomer outer sheath layer 10, the buffer layer 9 is of a spiral structure, and each buffer layer 9 spaced at a predetermined distance is provided with a connection point, that is, the connection points are respectively and fixedly connected with the polyvinyl chloride inner sheath layer 8 and the ethylene propylene diene monomer outer sheath layer 10. Buffer layer 9's material is polypropylene, and when the cable produced the distortion under the influence of external environment, under buffer layer 9's effect, the buffering is to the torsion of its inboard sinle silk 1, avoids the influence to the cable core.
Therefore, the cable for wind power generation with the structure and the long service life is adopted, the ethylene propylene diene monomer material is used as the insulating layer and the outer sheath layer, the creep resistance, the flexibility, the ductility and the connection stability of the cable are improved, the cold resistance, the corrosion resistance, the flame retardance and the water resistance of the cable are effectively improved, the rebound elasticity of the cable is reduced, the service life of the cable and the applicability of the cable are prolonged, and the cable is suitable for 0.6/1Kv cables.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the utility model without departing from the spirit and scope of the utility model.
Claims (5)
1. The utility model provides a cable for wind power generation that life is high, includes the cable core of constituteing by at least one sinle silk, its characterized in that: the cable core is formed by twisting rare earth aluminum alloy special-shaped single wires, and a water-blocking layer, an inner shielding layer, an ethylene propylene diene monomer insulating layer, a non-woven fabric wrapping layer, a copper wire armor layer and a non-woven fabric wrapping layer are sequentially arranged on the outer side of the cable core;
and a belting layer, a polyvinyl chloride inner sheath layer and an ethylene propylene diene monomer outer sheath layer are sequentially arranged on the outer side of the cable core.
2. A wind power generation cable having a long service life according to claim 1, wherein: the cable core comprises three core wires which are arranged in a central symmetry mode, and filling layers are arranged among the three core wires and between the core wires and the belting layer.
3. A wind power generation cable having a long service life according to claim 1, wherein: and a buffer layer for buffering torsion is further arranged between the polyvinyl chloride inner sheath layer and the ethylene propylene diene monomer outer sheath layer, and the buffer layer is of a spiral structure.
4. A wind power generation cable having a long service life according to claim 3, wherein: the buffer layer is made of polypropylene.
5. A wind power generation cable having a long service life according to claim 1, wherein: the wire core is formed by twisting rare earth 8176 aluminum alloy special-shaped single wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122182235.5U CN215643742U (en) | 2021-09-09 | 2021-09-09 | Cable for wind power generation with long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122182235.5U CN215643742U (en) | 2021-09-09 | 2021-09-09 | Cable for wind power generation with long service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215643742U true CN215643742U (en) | 2022-01-25 |
Family
ID=79914263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122182235.5U Active CN215643742U (en) | 2021-09-09 | 2021-09-09 | Cable for wind power generation with long service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215643742U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116047690A (en) * | 2023-03-28 | 2023-05-02 | 江苏中天科技股份有限公司 | Optical cable and method for manufacturing the same |
-
2021
- 2021-09-09 CN CN202122182235.5U patent/CN215643742U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116047690A (en) * | 2023-03-28 | 2023-05-02 | 江苏中天科技股份有限公司 | Optical cable and method for manufacturing the same |
| CN116047690B (en) * | 2023-03-28 | 2023-07-07 | 江苏中天科技股份有限公司 | Optical cable and method for manufacturing the same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215643742U (en) | Cable for wind power generation with long service life | |
| CN201274187Y (en) | Wind energy electric cable | |
| CN202855413U (en) | Single-core power cable used for offshore aerogenerator | |
| CN208570190U (en) | The anti-interference aerial cable of 10kV graphene composite shielding low noise weatherability | |
| CN203103005U (en) | Direct-current submarine cable structure for flexible power transmission | |
| CN213844779U (en) | Low-temperature torsion-resistant tensile oil-resistant control cable for wind energy | |
| CN214043117U (en) | 35kV and below flexible cable that warp resistance is used in wind power generation | |
| CN202084342U (en) | Soft power cable with silicon rubber insulation layer and butyronitrile polrvinyl chloride sheath | |
| CN213635458U (en) | Novel high-strength high-temperature-resistant anti-distortion environment-friendly flexible cable for wind power generation | |
| CN202003724U (en) | Anti-torsion flexible cable for wind-driven generation | |
| CN205845556U (en) | A kind of Oversea wind power generation cable | |
| CN211858252U (en) | Compact composite cable | |
| CN210627928U (en) | Aluminum alloy concentric conductor cable | |
| CN204178756U (en) | A kind of twin-core ultraviolet radiation preventing photovoltaic cable | |
| CN203644462U (en) | Medium-voltage wind energy cable | |
| CN202940022U (en) | Ultraviolet-proof cold-resistant cable used for wind power generation | |
| CN208460445U (en) | A kind of anti-extrusion cable of high resiliency | |
| CN201820506U (en) | Control cable used for halogen-free environment-friendly wind power generation | |
| CN217690574U (en) | Plateau climate type high weather-resistant irradiation photovoltaic power station cable | |
| CN202258442U (en) | Single-core flexible cable for distortion-resistant wind power generation | |
| CN204760077U (en) | Flexible control cable is used to wind power generation equipment | |
| CN217008739U (en) | Plateau climate type reinforced core high-reliability type irradiation photovoltaic power station cable | |
| CN201788735U (en) | Control cable for wind power generation | |
| CN212907177U (en) | Overhead cable | |
| CN215643763U (en) | Heat-insulation type photovoltaic cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231019 Address after: 918, Building B, Yonghuayuan, No. 6 Baotian Second Road, Chentian Community, Xixiang Street, Bao'an District, Shenzhen City, Guangdong Province, 518102 Patentee after: Shenzhen Zhongsheng Wanjia Investment Co.,Ltd. Address before: 918, unit 4, building B, yonghuayuan, No.6 Baotian 2nd Road, chentian community, Xixiang street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: Guangdong Xinyi Cable Co.,Ltd. |
|
| TR01 | Transfer of patent right |