CN208589293U - A kind of superelevation tightening factor aluminium alloy cable - Google Patents
A kind of superelevation tightening factor aluminium alloy cable Download PDFInfo
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- CN208589293U CN208589293U CN201821188166.0U CN201821188166U CN208589293U CN 208589293 U CN208589293 U CN 208589293U CN 201821188166 U CN201821188166 U CN 201821188166U CN 208589293 U CN208589293 U CN 208589293U
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- aluminium alloy
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- superelevation
- resistance
- tightening factor
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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
Abstract
The utility model discloses a kind of superelevation tightening factor aluminium alloy cables, including the aluminium alloy conductor made of AA8000 system highly conductive aluminum alloy materials, the aluminium alloy conductor includes more molded line aluminium alloy monofilament, and the more molded line aluminium alloy monofilament are layered to press to be twisted and form the aluminium alloy conductor, the tightening factor of the aluminium alloy conductor is not less than 0.98, insulating layer and resistance to compression protective layer are successively enclosed with outside the aluminium alloy conductor from inside to outside, 6 elastic tubes are evenly equipped in the resistance to compression protective layer, refractory material is filled between two elastic tubes of arbitrary neighborhood, metal screen layer is successively enclosed with outside the resistance to compression protective layer from inside to outside, lock armo layer and oversheath.The utility model superelevation tightening factor aluminium alloy cable has tightening factor high, and resistance to compression tensile capacity is strong, and waterproof performance is excellent, flexible feature.
Description
Technical field
The utility model relates to power cable technical field, in particular to a kind of superelevation tightening factor aluminium alloy cable.
Background technique
Traditional aluminium alloy cable, the tightening factor of aluminium alloy conductor are only 0.88~0.92, in use, cable
Connector it is insecure, easily relax, generation that is easy to oxidize and leading to electrical fire, in addition, traditional aluminium alloy
Cable resistance to compression, tensile property be not high, and cable by external force when squeezing, it is easy to and making conductor part in radial direction, deformation occurs, and
The conductor part of cable is caused to be destroyed.
Utility model content
To solve problems of the prior art, the utility model provides a kind of tightening factor height, resistance to compression tension energy
Power is strong, and waterproof performance is excellent, flexible superelevation tightening factor aluminium alloy cable.
A kind of in order to achieve the above purposes, the technical solution adopted by the utility model is: superelevation tightening factor aluminium alloy cable,
Including the aluminium alloy conductor made of AA8000 system highly conductive aluminum alloy materials, the aluminium alloy conductor includes that more molded line aluminium close
Golden monofilament, and the more molded line aluminium alloy monofilament are layered to press to be twisted and form the aluminium alloy conductor, the aluminium alloy conductor
Tightening factor be not less than 0.98, insulating layer and resistance to compression protective layer, institute are successively enclosed with outside the aluminium alloy conductor from inside to outside
It states and is evenly equipped with 6 elastic tubes in resistance to compression protective layer, refractory material is filled between two elastic tubes of arbitrary neighborhood, it is described anti-
It is successively enclosed with metal screen layer, lock armo layer and oversheath from inside to outside outside pressure protective layer.
Using aluminium alloy conductor made of the highly conductive aluminum alloy materials of AA8000 system, this product compares property for copper core cable
Valence only has the bent half of copper core cable, more soft pliable, installation convenience, mounting and installation cost lower than higher, weight, aluminium alloy
Conductor is formed using more molded line copper monofilament layer-strandings, and the tightening factor of aluminium alloy conductor is up to 0.98 or more, layer and layer it
Between gap substantially reduce, field distribution is more uniform, reduces the partial discharge quantity of cable, improve the service life of cable,
Cable has the characteristics that outer diameter is small, tightening factor is high, good mechanical property, creep resistance are strong, meanwhile, the aluminium of superelevation tightening factor closes
Golden conductor is electrical fiery caused by making cable connector is secured, be not easy relaxation, improves aluminium alloy electric cable joint easily to relax, aoxidize
The problems such as calamity；Aluminium alloy conductor is wrapped with insulating layer, and insulating layer is wrapped with resistance to compression protective layer, successively wraps outside resistance to compression protective layer
It is wrapped with metal screen layer, lock armo layer and oversheath, 6 is provided in resistance to compression protective layer, the resistance to compression protective layer is divided into 6
The elastic tube of a cavity, when being squeezed by external force, elastic tube occurs deformation appropriate and carrys out renitency cable, plays buffering
Effect avoids internal cable core conductor from destroying by squeezing, improves the mechanical performance of cable external force resistance compressing, in 6 cavitys
Filled with refractory material, the generation of fire can effectively prevent.
Preferably, the insulating layer be ethylene propylene diene monomer (EPDM) material made of insulating layer, the insulating layer with a thickness of
1.5mm-3.0mm.Using insulating layer made of ethylene propylene diene monomer (EPDM) material, and with a thickness of 1.5mm-3.0mm, there is cable excellent
Good ageing-resistant performance, weatherability, electrical insulation capability, chemical corrosion resistance and impact elasticity.
Preferably, the metal screen layer includes more nickel plating copper wires, the cloth that nickel plating copper wire described in more mutually weaves
Set on the outer surface of the insulating layer, and the count of more nickel plating copper wires is greater than 0.85.Metal screen layer is by more nickel plating
Copper wire mutually weaves, and has good shielding properties and mechanical performance, while having good flexibility again, facilitates cable
Use.
Preferably, the lock armo layer is AA5000 line aluminium alloy band lock armo layer, and the lock armo layer uses
Spirally outside the metal screen layer, the lock armo layer with a thickness of 0.5mm-0.7mm.It is high using intensity
AA5000 line aluminium alloy band as lock armo layer, lock armo layer with a thickness of 0.5mm-0.7mm, have wearability, intensity it is high,
Weatherability, anti-ultraviolet aging, corrosion-resistant and waterproof and dampproof performance are good, can be used for the severe open air of natural environment, high wind sand
Gravel, uses in inferior environment to field mountain area for a long time.
Preferably, waterstop is equipped between the metal screen layer and lock armo layer.Metal screen layer and lock armo
Waterstop is set between layer, substantially increases the radial water-resisting function and resistance to bend(ing) energy of cable, reduces water tree and electricity tree
The generation of branch, and then improve the service life of cable.
Preferably, the oversheath is oversheath made of low-smoke halide-free fireproof composite polyolefine material.Low-smoke non-halogen flame-retardant is poly-
Olefin material has excellent flame retardant property, antiseptic property and anti-ultraviolet ageing performance, right for a long time using being less prone to dusting
The protecting effect of cable is good, while with excellent chemical property, and has excellent physical mechanical property, can effectively prevent
Only because external force, toy gnaw the destruction reasons such as pecked and suffer the outer layer of cable, the service life of cable is improved.
The beneficial effects of the utility model are:
1, aluminium alloy conductor is formed using more molded line copper monofilament layer-strandings, and the tightening factor of aluminium alloy conductor is up to
0.98 or more, gap substantially reduces between layers, and field distribution is more uniform, reduces the partial discharge quantity of cable, improves
The service life of cable, cable have the characteristics that outer diameter is small, tightening factor is high, good mechanical property, creep resistance are strong；Cable exists
When being squeezed by external force, elastic tube occurs deformation appropriate and carrys out renitency, plays the role of buffering, setting in resistance to compression protective layer
Flexible pipe, when being squeezed by external force, elastic tube occurs deformation appropriate and carrys out renitency cable, plays the role of buffering,
It avoids internal cable core conductor by destruction is squeezed, improves the mechanical performance of cable external force resistance compressing.
2, using insulating layer made of ethylene propylene diene monomer (EPDM) material, and with a thickness of 1.5mm-3.0mm, there is cable excellent
Ageing-resistant performance, weatherability, electrical insulation capability, chemical corrosion resistance and impact elasticity.
3, metal screen layer is mutually woven by more nickel plating copper wires, has good shielding properties and mechanical performance,
There is good flexibility again simultaneously, facilitate the use of cable.
4, using the high AA5000 line aluminium alloy band of intensity as lock armo layer, lock armo layer is with a thickness of 0.5mm-
0.7mm has wearability, intensity height, weatherability, anti-ultraviolet aging, corrosion-resistant and waterproof and dampproof performance good, can be used for
The severe open air of natural environment, high wind gravel, use in inferior environment to field mountain area for a long time.
5, waterstop is set between metal screen layer and lock armo layer, substantially increase cable radial water-resisting function and
Resistance to bend(ing) energy, reduces the generation of water tree and electric branch, and then improves the service life of cable.
6, low-smoke halide-free fireproof composite polyolefine material has excellent flame retardant property, antiseptic property and anti-ultraviolet ageing performance,
Use for a long time is less prone to dusting, good to the protecting effect of cable, while with excellent chemical property, and has excellent
Good physical mechanical property can effectively prevent gnawing because of external force, toy and the destruction that reasons suffer the outer layer of cable such as peck, improve
The service life of cable.
Detailed description of the invention
Fig. 1 is the cross-sectional view of superelevation tightening factor aluminium alloy cable described in the utility model embodiment.
Appended drawing reference: 1, aluminium alloy conductor；2, insulating layer；3, resistance to compression protective layer；31, elastic tube；32, refractory material；4,
Metal screen layer；5, waterstop；6, lock armo layer；7, oversheath.
Specific embodiment
The embodiments of the present invention are described in detail with reference to the accompanying drawing.
Embodiment 1
As shown in Figure 1, a kind of superelevation tightening factor aluminium alloy cable, including by the highly conductive aluminum alloy materials system of AA8000 system
At aluminium alloy conductor 1, the aluminium alloy conductor 1 includes more molded line aluminium alloy monofilament, and more molded line aluminium alloy singles
Silk layering, which presses to be twisted, forms the aluminium alloy conductor 1, and the tightening factor of the aluminium alloy conductor 1 is not less than 0.98, the aluminium
It is successively enclosed with insulating layer 2 and resistance to compression protective layer 3 from inside to outside outside alloy conductor 1, is evenly equipped with 6 in the resistance to compression protective layer 3
Elastic tube 31, is filled with refractory material 32 between two elastic tubes 31 of arbitrary neighborhood, the resistance to compression protective layer 3 it is outer by interior and
It is successively enclosed with metal screen layer 4, lock armo layer 6 and oversheath 7 outside.
Using aluminium alloy conductor 1 made of the highly conductive aluminum alloy materials of AA8000 system, this product is compared for copper core cable
Cost performance is higher, weight only has the half of copper core cable, more soft pliable is bent, installation is convenient, mounting and installation cost is lower, and aluminium closes
Golden conductor 1 is formed using more molded line copper monofilament layer-strandings, and the tightening factor of aluminium alloy conductor 1 is up to 0.98 or more, layer with
Gap substantially reduces between layer, and field distribution is more uniform, reduces the partial discharge quantity of cable, and improve cable uses the longevity
Life, cable have the characteristics that outer diameter is small, tightening factor is high, good mechanical property, creep resistance are strong, meanwhile, superelevation tightening factor
Caused by aluminium alloy conductor 1 makes cable connector is secured, be not easy relaxation, improves aluminium alloy electric cable joint easily to relax, aoxidize
The problems such as electrical fire；Aluminium alloy conductor 1 is wrapped with insulating layer 2, and insulating layer 2 is wrapped with resistance to compression protective layer 3, resistance to compression protection
It is successively enclosed with metal screen layer 4, lock armo layer 6 and oversheath 7 outside layer 3,6 is provided in resistance to compression protective layer 3 and resists this
Pressure protective layer 3 is divided into the elastic tube 31 of 6 cavitys, and when being squeezed by external force, deformation appropriate occurs cable for elastic tube 31
Carry out renitency, play the role of buffering, avoid internal cable core conductor by destruction is squeezed, improves the compressing of cable external force resistance
Mechanical performance is filled with refractory material 32 in 6 cavitys, can effectively prevent the generation of fire.
Embodiment 2
On the basis of embodiment 1, the insulating layer 2 is insulating layer 2 made of ethylene propylene diene monomer (EPDM) material to the present embodiment,
The insulating layer 2 with a thickness of 1.5mm-3.0mm.Using insulating layer 2 made of ethylene propylene diene monomer (EPDM) material, and with a thickness of
1.5mm-3.0mm makes cable have excellent ageing-resistant performance, weatherability, electrical insulation capability, chemical corrosion resistance and impact bullet
Property.
Embodiment 3
On the basis of embodiment 1, the metal screen layer 4 includes more nickel plating copper wires to the present embodiment, described in more
What nickel plating copper wire mutually wove is laid in the outer surface of the insulating layer 2, and the count of more nickel plating copper wires is greater than 0.85.
Metal screen layer 4 is mutually woven by more nickel plating copper wires, has good shielding properties and mechanical performance, while having again
Good flexibility facilitates the use of cable.
Embodiment 4
On the basis of embodiment 1, the lock armo layer 6 is AA5000 line aluminium alloy band lock armo layer to the present embodiment
6, the lock armo layer 6 using spirally outside the metal screen layer 4, the lock armo layer 6 with a thickness of
0.5mm-0.7mm.Using the high AA5000 line aluminium alloy band of intensity as lock armo layer 6, lock armo layer 6 with a thickness of
0.5mm-0.7mm has wearability, intensity height, weatherability, anti-ultraviolet aging, corrosion-resistant and waterproof and dampproof performance good,
It can be used for the severe open air of natural environment, high wind gravel, uses in inferior environment to field mountain area for a long time.
Embodiment 5
The present embodiment on the basis of embodiment 1, as shown in Figure 1, between the metal screen layer 4 and lock armo layer 6
Equipped with waterstop 5.Waterstop 5 is set between metal screen layer 4 and lock armo layer 6, substantially increases the radial water-resisting of cable
Function and resistance to bend(ing) energy, reduce the generation of water tree and electric branch, and then improve the service life of cable.
Embodiment 6
On the basis of embodiment 1, the oversheath 7 is outer made of low-smoke halide-free fireproof composite polyolefine material to the present embodiment
Sheath 7.Low-smoke halide-free fireproof composite polyolefine material has excellent flame retardant property, antiseptic property and anti-ultraviolet ageing performance, when long
Between using being less prone to dusting, it is good to the protecting effect of cable, while with excellent chemical property, and have excellent
Physical mechanical property can effectively prevent gnawing because of external force, toy and the destruction that reasons suffer the outer layer of cable such as peck, improve electricity
The service life of cable.
Specific embodiment of the present utility model above described embodiment only expresses, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.
Claims (6)
1. a kind of superelevation tightening factor aluminium alloy cable, which is characterized in that including by the highly conductive aluminum alloy materials system of AA8000 system
At aluminium alloy conductor, the aluminium alloy conductor includes more molded line aluminium alloy monofilament, and the more molded line aluminium alloy monofilament
Layering, which presses to be twisted, forms the aluminium alloy conductor, and the tightening factor of the aluminium alloy conductor is not less than 0.98, the aluminium alloy
It is successively enclosed with insulating layer and resistance to compression protective layer from inside to outside outside conductor, 6 elastic tubes are evenly equipped in the resistance to compression protective layer, appoints
It is filled with refractory material between two elastic tubes for anticipating adjacent, is successively enclosed with metal outside the resistance to compression protective layer from inside to outside
Shielded layer, lock armo layer and oversheath.
2. a kind of superelevation tightening factor aluminium alloy cable according to claim 1, which is characterized in that the insulating layer is three
Insulating layer made of first EP rubbers material, the insulating layer with a thickness of 1.5mm-3.0mm.
3. a kind of superelevation tightening factor aluminium alloy cable according to claim 1, which is characterized in that the metal screen layer
Including more nickel plating copper wires, the outer surface for being laid in the insulating layer that nickel plating copper wire described in more mutually weaves, and more
The count of nickel plating copper wire is greater than 0.85.
4. a kind of superelevation tightening factor aluminium alloy cable according to claim 1, which is characterized in that the lock armo layer
For AA5000 line aluminium alloy band lock armo layer, the lock armo layer is used spirally outside the metal screen layer.
5. a kind of superelevation tightening factor aluminium alloy cable according to claim 1, which is characterized in that the metal screen layer
Waterstop is equipped between lock armo layer.
6. a kind of superelevation tightening factor aluminium alloy cable according to claim 1, which is characterized in that the oversheath is low
Oversheath made of cigarette halogen-free anti-flaming polyolefin material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821188166.0U CN208589293U (en) | 2018-07-25 | 2018-07-25 | A kind of superelevation tightening factor aluminium alloy cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821188166.0U CN208589293U (en) | 2018-07-25 | 2018-07-25 | A kind of superelevation tightening factor aluminium alloy cable |
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| CN208589293U true CN208589293U (en) | 2019-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114121362A (en) * | 2021-11-30 | 2022-03-01 | 明达线缆集团有限公司 | Environment-friendly cable convenient to collect |
-
2018
- 2018-07-25 CN CN201821188166.0U patent/CN208589293U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114121362A (en) * | 2021-11-30 | 2022-03-01 | 明达线缆集团有限公司 | Environment-friendly cable convenient to collect |
| CN114121362B (en) * | 2021-11-30 | 2023-09-15 | 明达线缆集团有限公司 | Environment-friendly cable convenient to collect |
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