CN206363800U - Shield type aluminium alloy power cable is used in a kind of wind-powered electricity generation transmission - Google Patents
Shield type aluminium alloy power cable is used in a kind of wind-powered electricity generation transmission Download PDFInfo
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- CN206363800U CN206363800U CN201720001612.1U CN201720001612U CN206363800U CN 206363800 U CN206363800 U CN 206363800U CN 201720001612 U CN201720001612 U CN 201720001612U CN 206363800 U CN206363800 U CN 206363800U
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- cable
- aluminium alloy
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- electricity generation
- powered electricity
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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 kind of wind-powered electricity generation transmission shield type aluminium alloy power cable, including conductor, insulating barrier, metal screen layer, band and restrictive coating；Wherein, aluminium alloy conductor is wrapped up by insulating barrier；Metal screen layer is outside insulating barrier；Flame-retardant low-smoke halogen-free band is around being wrapped in outside metal screen layer；Elastomeric polyolefin restrictive coating is extruded in outside band.Using cable of the present utility model, cable conductor can be avoided to occur shelf depreciation, improve cable transmission efficiency, extend cable service life, overcome the existing high pressure copper core cable price height of wind-powered electricity generation place current collection, transmission ＆ distribution electrical cables, weight is big, it is not easy to bending, the problem of operating cost is high；Meanwhile, greatly reduce user's buying, install and maintenance cost, with significant economic benefit.
Description
Technical field
The utility model is related to field of cable technology, more particularly to a kind of wind-powered electricity generation transmission shield type aluminium alloy power electricity
Cable.
Background technology
Wind-power electricity generation is as one of regenerative resource, with huge resource potential, and environmental pollution is low, can continuous utilization,
And generation technology is gradually ripe, makes wind power industry fast-developing, while having expedited the emergence of the need to cable for wind power generation
Ask.Due to the bad environments of wind power plant, blower fan service life is longer, and some cables also need to constantly turn with blower fan
Dynamic, the requirement of the characteristic such as warp resistance, low temperature resistant, oil resistant to cable is very high；Because wind-power electricity generation rated voltage is higher, cause electricity
Cable is larger by electric current, under the performance that Wind power cable meets certain warp resistance, and the selection to the screen layer of cable also has necessarily
Requirement, so as to improve the efficiency of transmission of Wind power cable, increase the service life, reduction power cable operation risk.
At present, in some wind generator systems in current collection, power transmission and distribution high-tension line, power transmission 3.6/6kV high pressures
Cable generally selects copper conductor cable, and existing copper core cable price is high, and weight is big, is not easy to bending, runs and be mounted to
This height；The electric current of power cable metal screen layer is excessive, have impact on the efficiency of transmission and service life of cable；As wind-force is sent out
The development of electric industry, and strongly emphasize to build a conservation-minded society under background, it would be highly desirable to propose a kind of rated voltage 3.6/6kV and with
Upper aluminium alloy conductor wind power system special high-pressure aluminium alloy power cable.
The content of the invention
The purpose of this utility model is to provide a kind of wind-powered electricity generation transmission shield type aluminium alloy power cable, overcomes wind power plant
The existing high pressure copper core cable price of institute's current collection, transmission ＆ distribution electrical cables is high, and weight is big, is not easy to bending, the problem of operating cost is high；Keep away
Exempt from cable conductor shelf depreciation, improved cable transmission efficiency, extend the service life of cable；Meanwhile, greatly reduce
User's buying, the cost installed and safeguarded.
To achieve the above object, the utility model provides following scheme：
A kind of wind-powered electricity generation transmission shield type aluminium alloy power cable, including conductor, insulating barrier, metal screen layer, band and
Restrictive coating, the insulating barrier wraps up the conductor；The metal screen layer is outside the insulating barrier；The band is around being wrapped in
State outside metal screen layer；The restrictive coating is extruded in outside the band.
Optionally, the metal screen layer is formed by the netted braiding of copper wire.
Optionally, the band is flame-retardant low-smoke halogen-free band.
Optionally, the conductor is formed using many molded line aluminium alloy monofilament are stranded.
Optionally, the insulating barrier is ethylene propylene diene monomer (EPDM) material.
Optionally, the ethylene propylene diene monomer (EPDM) material is formed by ethene, propylene solution combined polymerization.
Optionally, the thickness of insulating layer is 3.0-4.5mm.
Optionally, the restrictive coating is TPO.
Optionally, the restrictive coating thickness is 2.0mm.
Optionally, the conductor uses the grade aluminium alloy material of AA8000 systems 8176.
The specific embodiment provided according to the utility model, the utility model discloses following technique effect：
A kind of wind-powered electricity generation transmission shielding aluminium alloy power cable of the present utility model, insulating barrier parcel cable aluminium alloy is led
Body, metal screen layer is outside the insulating barrier, it is to avoid shelf depreciation occurs for cable conductor, improves cable transmission efficiency, extends
Cable service life, overcomes that the existing high pressure copper core cable price of wind-powered electricity generation place current collection, transmission ＆ distribution electrical cables is high, and weight is big, no
It is easy to bending, the problem of operating cost is high；Meanwhile, greatly reduce user's buying, install and maintenance cost, with significant warp
Ji benefit.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
In required for the accompanying drawing that uses be briefly described, it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, without having to pay creative labor, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is the structural representation of the utility model wind-powered electricity generation transmission shield type aluminium alloy power cable
Description of reference numerals：1st, conductor；2nd, insulating barrier；3rd, band；4th, restrictive coating.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
The purpose of this utility model is to provide a kind of wind-powered electricity generation transmission shield type aluminium alloy power cable, and insulating barrier is externally provided with
Wrapped flame-retardant low-smoke halogen-free band, makes cable transmission more efficient outside metal screen layer, metal screen layer, and cable service life is more
It is long, and the existing copper core cable price height of wind-powered electricity generation place current collection, power transmission and distribution high-tension cable is overcome, weight is big, is not easy to bending, fortune
The problem of row and installation cost are high, meanwhile, greatly reduce user's buying, install and maintenance cost.
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings and tool
Body embodiment is described in further detail to the utility model.
Fig. 1 is the structural representation of the utility model wind-powered electricity generation transmission shield type aluminium alloy power cable.As shown in figure 1,
A kind of wind-powered electricity generation transmission of the utility model includes conductor 1, insulating barrier 2, band 3, restrictive coating 4 with shield type aluminium alloy power cable；
Wherein, the insulating barrier 2 wraps up the conductor 1, and the metal screen layer is outside the insulating barrier 2, and the band 3 is around being wrapped in
Outside the metal screen layer, the restrictive coating 4 is extruded in outside the band 3.
Specifically, the metal screen layer uses copper wire, netted braiding is carried out as metallic shield, count reaches
More than 80%；By using the copper wire of netted braiding as metal screen layer, power cable is set to maintain good flexibility, and
Play a part of shielding electric field, it is to avoid shelf depreciation occurs for cable conductor, improves the efficiency of cable transmission, extends cable
Service life；Meanwhile, the copper wire used meets IEC 60228class 5 standard.
The band 3 uses flame-retardant low-smoke halogen-free band, around being wrapped in outside metal screen layer, make metal screen layer it is even closer,
Rounding is arranged at outside the insulating barrier 2, with the insulating barrier good contact, it is to avoid metal screen layer in the insulating barrier 2 it
Between form air gap, so as to avoid occurring shelf depreciation between the insulating barrier 2 and the restrictive coating 4；By using Flame-retardant low-smoke
Halogen band, fire resistance is good, and smoke intensity is few during burning, corrosion-free gas overflowing, so as to provide a kind of environment-friendly cable.
The cable conductor 1 uses the aluminum alloy materials of 8176 trades mark in AA8000 systems, its electrical property and physical property
Meet the 2nd class conductor requirement in the U.S. ASTM B8000 and IEC 60228；Specifically, the conductor 1 is closed using many molded line aluminium
Golden monofilament and it is stranded form, conductor compacting coefficient is reached more than 95%；By using aluminium alloy conductor, there is cable
The features such as excellent electrical properties, creep resistant, stable connection, corrosion-resistant, high extension, obdurability, flexible, low bounce-back, due to aluminium
The weight of alloy conductor is only the half of copper core cable, make easier for installation quick, saves buying, installs and lay
Cost, particularly also has anti-theft feature in aluminium alloy cable from far-off regions, ensures the safety of circuit.
The thickness of insulating barrier 2 is 3.0-4.5mm, and uses ethylene propylene diene rubber to be made, wherein, ethylene propylene diene rubber
(EPR) it is by the rubber of ethene, propylene through solution copolymerization, substantially a kind of high polymer of saturation, ageing-resistant performance
Very good, resistance to weather is good, and electrical insulation capability is good, and chemical resistance and impact elasticity are preferable；And ethylene-propylene-diene monomer
Glue, which is mainly used in, requires ageing-resistant, water-fast, corrosion-resistant, the several fields of electric insulation, and in normal operation, conductor is in highest
At a temperature of, its specific insulation is not less than 1012Ω cm, its insulaion resistance constant is not less than 3.67 Ω km, and its is resistance to smelly
Oxygen concentration at 0.025~0.030% 24H cable insulations without cracking phenomena；The insulating barrier 2 not only makes cable live part
With external environment insulation, while protecting cable against damages.
The low temperature resistant low-smoke non-halogen flame-retardant elastomeric material of -40 degrees Celsius of 3 use of restrictive coating, jacket thickness is set to
2.0mm, sheath material selects polyolefin thermoplastic elastomer material, old with wearability, intensity height, weatherability, uvioresistant
Change, it is corrosion-resistant, and it is waterproof and dampproof the characteristics of, the open air severe available for natural environment, in high wind gravel, mountain area, field
It can be used for a long time in inferior environment.
Specific case used herein is set forth to principle of the present utility model and embodiment, above example
Explanation be only intended to help and understand method of the present utility model and its core concept；Simultaneously for the general technology of this area
Personnel, according to thought of the present utility model, will change in specific embodiments and applications.In summary,
This specification content should not be construed as to limitation of the present utility model.
Claims (5)
1. shield type aluminium alloy power cable, including conductor, insulating barrier, metal screen layer, band and shield are used in a kind of wind-powered electricity generation transmission
Jacket layer, it is characterised in that：The insulating barrier wraps up the conductor；The metal screen layer is outside the insulating barrier；The bag
Band is around being wrapped in outside the metal screen layer；The restrictive coating is extruded in outside the band；The band is flame-retardant low-smoke halogen-free band,
Make cable transmission more efficient, cable service life is longer；The conductor is formed using many molded line aluminium alloy monofilament are stranded；Institute
Conductor is stated using the grade aluminium alloy material of AA8000 systems 8176；The thickness of insulating layer is 3.0-4.5mm；The restrictive coating thickness
For 2.0mm.
2. shield type aluminium alloy power cable is used in a kind of wind-powered electricity generation transmission according to claim 1, it is characterised in that：The gold
Category screen layer is formed by the netted braiding of copper wire, count more than 80%.
3. shield type aluminium alloy power cable is used in a kind of wind-powered electricity generation transmission according to claim 1, it is characterised in that：It is described exhausted
Edge layer is ethylene propylene diene monomer (EPDM) material.
4. shield type aluminium alloy power cable is used in a kind of wind-powered electricity generation transmission according to claim 3, it is characterised in that：Described three
First EP rubbers material is formed by ethene, propylene solution combined polymerization.
5. shield type aluminium alloy power cable is used in a kind of wind-powered electricity generation transmission according to claim 1, it is characterised in that：The shield
Jacket layer is TPO.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720001612.1U CN206363800U (en) | 2017-01-03 | 2017-01-03 | Shield type aluminium alloy power cable is used in a kind of wind-powered electricity generation transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720001612.1U CN206363800U (en) | 2017-01-03 | 2017-01-03 | Shield type aluminium alloy power cable is used in a kind of wind-powered electricity generation transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206363800U true CN206363800U (en) | 2017-07-28 |
Family
ID=59378986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720001612.1U Active CN206363800U (en) | 2017-01-03 | 2017-01-03 | Shield type aluminium alloy power cable is used in a kind of wind-powered electricity generation transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206363800U (en) |
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2017
- 2017-01-03 CN CN201720001612.1U patent/CN206363800U/en active Active
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