CN204303378U - Aluminium bag aluminium alloy conductors steel used for transmission line - Google Patents
Aluminium bag aluminium alloy conductors steel used for transmission line Download PDFInfo
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- CN204303378U CN204303378U CN201420812642.7U CN201420812642U CN204303378U CN 204303378 U CN204303378 U CN 204303378U CN 201420812642 U CN201420812642 U CN 201420812642U CN 204303378 U CN204303378 U CN 204303378U
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Abstract
The utility model discloses a kind of aluminium bag aluminium alloy conductors steel used for transmission line, comprise the steel core that is positioned at center and stranded the first aluminium alloy layer in steel core outer surface, the second aluminium alloy layer and 3 Al alloy layer successively, described steel core comprises the first steel wire and the stranded steel conductor layer formed by 6 second steel wires in the first steel wire outer surface that are positioned at center, and described first steel wire and the second steel wire outer surface are all coated with aluminium lamination; Described first aluminium alloy seal wire, the second aluminium alloy seal wire and 3 Al alloy seal wire outer surface separately are all coated with aluminium lamination, circumferentially evenly be placed with some carbon fiber single lines between described first aluminium alloy layer and steel core, in this carbon fiber single line, the number of carbon fibre precursor is at least 50.The utility model had both improve corrosion resistance, lightweight, conductance is high and high performance-price ratio, and original corridor does not change steel tower substantially, reached increase-volume 60%, significantly improved ampacity; Also improve rounding property and the pull-off force of cable.
Description
Technical field
The utility model relates to a kind of aluminium Baogang core heat-resistant aluminum alloy wire, particularly relates to a kind of aluminium bag aluminium alloy conductors steel used for transmission line.
Background technology
Chinese national economy continues the demand of rapid growth to electric power in continuous increase, according to the planning of Guo Wang Construction Company Limited, will focus the consruction on 1100kV UHV transmission line in recent years.Transmission line construction, needs more large-section lead but do not wish that wire diameter is too large.Traverse design will consider factors, particularly the transmission capacity of wire and economic current density, corona critical voltage, mechanical strength etc.In the area that circuit is narrow, only need the wire changing close cross section specification, substantially do not need to change steel tower and can meet intensity and wire requirement over the ground, but in the application along with the rising of conductor temperature, its sag must increase.And original shaft tower can not have very large remaining to meet the recruitment of its sag, therefore to reach that on original corridor, do not change steel tower increase-volume 40 ~ 50% be inconvenient.
Summary of the invention
The utility model provides a kind of aluminium bag aluminium alloy conductors steel used for transmission line, aluminium bag aluminium alloy conductors steel used for transmission line had both improve corrosion resistance, lightweight, conductance is high and high performance-price ratio for this, original corridor does not change steel tower substantially, reaches increase-volume 60%, significantly improve ampacity; Also improve rounding property and the pull-off force of cable, extend the useful life of circuit, be conducive to the construction of Field Force.
For achieving the above object, the technical solution adopted in the utility model is: a kind of aluminium bag aluminium alloy conductors steel used for transmission line, comprise the steel core that is positioned at center and stranded the first aluminium alloy layer in steel core outer surface, the second aluminium alloy layer and 3 Al alloy layer successively, described steel core comprises the first steel wire and the stranded steel conductor layer formed by 6 second steel wires in the first steel wire outer surface that are positioned at center, and described first steel wire and the second steel wire outer surface are all coated with aluminium lamination; Described first aluminium alloy layer forms by 8 ~ 10 first aluminium alloy seal wires are stranded, and described second aluminium alloy layer forms by 14 ~ 16 second aluminium alloy seal wires are stranded, and 3 Al alloy seal wire is stranded forms by 20 ~ 22 for described 3 Al alloy layer; Described first aluminium alloy seal wire, the second aluminium alloy seal wire and 3 Al alloy seal wire outer surface separately are all coated with aluminium lamination, circumferentially evenly be placed with some carbon fiber single lines between described first aluminium alloy layer and steel core, in this carbon fiber single line, the number of carbon fibre precursor is at least 50.
The technical scheme improved further in technique scheme is as follows:
1., in such scheme, in described carbon fiber single line, the number of carbon fibre precursor is 60 ~ 80.
2. in such scheme, in described steel conductor layer, the second steel wire direction of lay is left-hand, in described first aluminium alloy layer, the first aluminium alloy seal wire direction of lay is dextrad, in described second aluminium alloy layer, the second aluminium alloy seal wire direction of lay is left-hand, and in described 3 Al alloy layer, 3 Al alloy seal wire direction of lay is dextrad.
Because technique scheme is used, the utility model compared with prior art has following advantages:
The utility model aluminium bag used for transmission line aluminium alloy conductors steel, its the first aluminium alloy seal wire, the second aluminium alloy seal wire and 3 Al alloy seal wire outer surface separately are all coated with aluminium lamination, some carbon fiber single lines are circumferentially evenly placed with between described first aluminium alloy layer and steel core, in this carbon fiber single line, the number of carbon fibre precursor is at least 50, both improve corrosion resistance, lightweight, conductance is high and high performance-price ratio, original corridor does not change steel tower substantially, reach increase-volume 60%, significantly improve ampacity; Also improve rounding property and the pull-off force of cable, extend the useful life of circuit, be conducive to the construction of Field Force.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model aluminium bag used for transmission line aluminium alloy conductors steel structural representation.
In above accompanying drawing: 1, steel core; 11, the first steel wire; 12, the second steel wire; 2, the first aluminium alloy layer; 3, the second aluminium alloy layer; 4,3 Al alloy layer; 5, steel conductor layer; 6, aluminium lamination; 7, the first aluminium alloy seal wire; 8, the second aluminium alloy seal wire; 9,3 Al alloy seal wire; 13, aluminium lamination; 14, carbon fiber single line.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment: a kind of aluminium bag aluminium alloy conductors steel used for transmission line, comprise the steel core 1 that is positioned at center and stranded in the first aluminium alloy layer 2, second aluminium alloy layer 3 and 3 Al alloy layer 4 of steel core 1 outer surface successively, described steel core 1 comprises the first steel wire 11 and the stranded steel conductor layer 5 formed by 6 second steel wires 12 in the first steel wire 11 outer surface that are positioned at center, and described first steel wire 11 and the second steel wire 12 outer surface are all coated with aluminium lamination 6; Described first aluminium alloy layer 2 forms by 8 ~ 10 first aluminium alloy seal wires 7 are stranded, and described second aluminium alloy layer 3 forms by 14 ~ 16 second aluminium alloy seal wires 8 are stranded, and 3 Al alloy seal wire 9 is stranded forms by 20 ~ 22 for described 3 Al alloy layer 4; Described first aluminium alloy seal wire 7, second aluminium alloy seal wire 8 and the respective outer surface of 3 Al alloy seal wire 9 are all coated with aluminium lamination 13, circumferentially evenly be placed with some carbon fiber single lines 14 between described first aluminium alloy layer 2 and steel core 1, in this carbon fiber single line 14, the number of carbon fibre precursor is at least 50.
In above-mentioned first aluminium alloy layer 2, the number of the first aluminium alloy seal wire 7 is 9, and in described second aluminium alloy layer 3, the number of the second aluminium alloy seal wire 8 is 15, and in described 3 Al alloy layer 4, the number of 3 Al alloy seal wire 9 is 21.
In above-mentioned steel conductor layer 5, the second steel wire 12 direction of lay is left-hand, in described first aluminium alloy layer 2, the first aluminium alloy seal wire 7 direction of lay is dextrad, in described second aluminium alloy layer 3, the second aluminium alloy seal wire 8 direction of lay is left-hand, and in described 3 Al alloy layer 4,3 Al alloy seal wire 9 direction of lay is dextrad.
In described carbon fiber single line 14, the number of carbon fibre precursor is 60 ~ 80.
When adopting above-mentioned aluminium bag aluminium alloy conductors steel used for transmission line, its the first aluminium alloy seal wire, the second aluminium alloy seal wire and 3 Al alloy seal wire outer surface separately are all coated with aluminium lamination, some carbon fiber single lines are circumferentially evenly placed with between described first aluminium alloy layer and steel core, in this carbon fiber single line, the number of carbon fibre precursor is at least 50, both improve corrosion resistance, lightweight, conductance is high and high performance-price ratio, original corridor does not change steel tower substantially, reach increase-volume 60%, significantly improve ampacity; Also improve
The rounding property of cable and pull-off force, extend the useful life of circuit, is conducive to the construction of Field Force.
Above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection range of the present utility model with this.All equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed within protection range of the present utility model.
Claims (3)
1. an aluminium bag aluminium alloy conductors steel used for transmission line, it is characterized in that: comprise the steel core (1) that is positioned at center and stranded the first aluminium alloy layer (2) in steel core (1) outer surface, the second aluminium alloy layer (3) and 3 Al alloy layer (4) successively, described steel core (1) comprises the first steel wire (11) and the stranded steel conductor layer (5) formed by 6 second steel wires (12) in the first steel wire (11) outer surface that are positioned at center, and described first steel wire (11) and the second steel wire (12) outer surface are all coated with aluminium lamination (6); Described first aluminium alloy layer (2) forms by 8 ~ 10 first aluminium alloy seal wires (7) are stranded, described second aluminium alloy layer (3) forms by 14 ~ 16 second aluminium alloy seal wires (8) are stranded, and described 3 Al alloy layer (4) forms by 20 ~ 22 3 Al alloy seal wires (9) are stranded; The respective outer surface of described first aluminium alloy seal wire (7), the second aluminium alloy seal wire (8) and 3 Al alloy seal wire (9) is all coated with aluminium lamination (13), circumferentially evenly be placed with some carbon fiber single lines (14) between described first aluminium alloy layer (2) and steel core (1), in this carbon fiber single line (14), the number of carbon fibre precursor is at least 50.
2. aluminium bag aluminium alloy conductors steel according to claim 1, it is characterized in that: in described steel conductor layer (5), the second steel wire (12) direction of lay is left-hand, in described first aluminium alloy layer (2), the first aluminium alloy seal wire (7) direction of lay is dextrad, in described second aluminium alloy layer (3), the second aluminium alloy seal wire (8) direction of lay is left-hand, and in described 3 Al alloy layer (4), 3 Al alloy seal wire (9) direction of lay is dextrad.
3. aluminium bag aluminium alloy conductors steel according to claim 1, is characterized in that: in described carbon fiber single line (14), the number of carbon fibre precursor is 60 ~ 80.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420812642.7U CN204303378U (en) | 2014-12-18 | 2014-12-18 | Aluminium bag aluminium alloy conductors steel used for transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420812642.7U CN204303378U (en) | 2014-12-18 | 2014-12-18 | Aluminium bag aluminium alloy conductors steel used for transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204303378U true CN204303378U (en) | 2015-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420812642.7U Active CN204303378U (en) | 2014-12-18 | 2014-12-18 | Aluminium bag aluminium alloy conductors steel used for transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204303378U (en) |
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2014
- 2014-12-18 CN CN201420812642.7U patent/CN204303378U/en active Active
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