CN103117115A - Electric wire and cable conductor - Google Patents
Electric wire and cable conductor Download PDFInfo
- Publication number
- CN103117115A CN103117115A CN2013100547080A CN201310054708A CN103117115A CN 103117115 A CN103117115 A CN 103117115A CN 2013100547080 A CN2013100547080 A CN 2013100547080A CN 201310054708 A CN201310054708 A CN 201310054708A CN 103117115 A CN103117115 A CN 103117115A
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- Prior art keywords
- copper
- aluminium alloy
- sectional area
- wire
- conductor
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
- H01B5/08—Several wires or the like stranded in the form of a rope
- H01B5/10—Several wires or the like stranded in the form of a rope stranded around a space, insulating material, or dissimilar conducting material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
- H01B1/023—Alloys based on aluminium
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
- H01B1/026—Alloys based on copper
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/02—Stranding-up
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
- H01B5/08—Several wires or the like stranded in the form of a rope
- H01B5/10—Several wires or the like stranded in the form of a rope stranded around a space, insulating material, or dissimilar conducting material
- H01B5/102—Several wires or the like stranded in the form of a rope stranded around a space, insulating material, or dissimilar conducting material stranded around a high tensile strength core
- H01B5/104—Several wires or the like stranded in the form of a rope stranded around a space, insulating material, or dissimilar conducting material stranded around a high tensile strength core composed of metallic wires, e.g. steel wires
Abstract
The invention relates to an electric wire and cable conductor. A copper and aluminum alloy body oxide layer (which is quite thin and low in resistance) is reserved to serve as an isolation protection layer, electrochemical reaction is prevented, copper is matched with aluminum alloy (such as aluminum magnesium alloy and rare earth aluminum alloy) by overlap combination, the copper and the aluminum alloy form two relatively independent conductors with equal electric potential by cracking of the isolation protection layer, electromagnetic interference between the conductors is avoided, and uniform distribution effects of current density are greatly improved. The electric wire and cable conductor is applicable to electric wires and cables with various voltage classes.
Description
Technical field
The present invention relates to the electric wire that a kind of electric wire and cable conductor is applicable to various electric pressures.
Background technology
Existing wires and cables industry has proposed high-strength copper-coated aluminum cable conductor, expanding steel-cored aluminium twisted wire, hollow core cable, high voltage hollow cable, combined conductor power cable, multiple fission copper or aluminium busbar in order to improve ampacity, to fall cost.But do not find a more resultful way of falling cost, improving ampacity.It is the conductor that the insulation isolation is arranged between copper, aluminium, copper cover aluminum, copper aluminium that the conductor of above-mentioned series products adopts, its shortcoming:
1. the copper ampacity is little, temperature rise, and cost is high.
2. the aluminium ampacity is little, temperature rise, the aluminium conductance with copper than relative relatively poor and easy oxidation.
3. the copper cover aluminum ampacity is little, temperature rise, copper cover aluminum complex process, be to control gold in conjunction with (being used in conjunction with of prior art copper and aluminium must be metallurgical binding, and not so electrochemical reaction is arranged), the adhesiveness of copper aluminium is that copper and aluminium are not stratified, be an integral body, electric current distribution is inhomogeneous.Isometrical copper cash is compared with copper-clad aluminum conductor, and copper cash is larger than copper-clad aluminum conductor ampacity, and isometrical copper cover aluminum cable is compared not energy-conservation with copper cable, and waste and old CCA electric wire is in recovery, and the copper aluminum separation technique is complicated, and is seriously polluted.
4. the shortcoming of multiple fission copper or aluminium busbar: ampacity is little, and temperature rise having the insulation isolation between copper aluminium, and the reaction of copper Al electrochemical has solved, but copper, aluminium are two independent conductors, equipotential not, and the electromagnetic field phase mutual interference between two conductors reduces ampacity mutually.
Summary of the invention
The objective of the invention is to overcome the shortcoming of prior art; (oxide layer is very thin for the bulk oxidation layer of proposition reservation copper and aluminium alloy; resistance is very little) as isolated protective layer; prevent electrochemical reaction; it is the overlap joint combination that copper coordinates with aluminium alloy (as almag, rare earth aluminium alloy), and by the division of isolated protective layer, copper, aluminium alloy form two relatively independent but conductors that current potential equates; can not produce electromagnetic interference each other, the even effect of electric current distribution improves greatly.
Realize the technical scheme of the object of the invention: a kind of electric wire and cable conductor of the present invention is that to adopt outer contact for: conductor be that copper, inner conductor are aluminium alloys, with the bulk oxidation layer of copper, aluminium alloy as isolated protective layer, conductor structure has copper sheathing aluminium alloy bars (major diameter is rod, and diameter is line less than 5mm), copper strand aluminium alloy wire, hole enlargement copper strand aluminium alloy stranded conductor, copper strand steel core aluminum alloy stranded wire, hole enlargement copper strand steel core aluminum alloy stranded wire; Above-mentioned conductor can add insulating barrier or shield dielectric layer according to the electric pressure needs on conductor.
The invention has the beneficial effects as follows: a kind of electric wire and cable conductor is to use the bulk oxidation layer of copper and aluminium alloy as isolated protective layer; it is the overlap joint combination that copper coordinates with aluminium alloy, and the even effect of electric current distribution is than having the conductor of insulation isolation good between copper, aluminium, copper cover aluminum (combination of the copper metallurgy of aluminium), copper aluminium.1. isometrical copper cash is compared with the copper sheathing aluminium alloy wire, and copper sheathing aluminium alloy wire ampacity is large, and temperature rise is low; 2. isometrical copper rod is compared with the copper sheathing aluminium alloy bars, and copper sheathing aluminium alloy bars ampacity is large, and temperature rise is low; 3. isometrical copper stranded conductor is compared with copper strand aluminium alloy wire, and copper strand aluminium alloy wire ampacity is large, and temperature rise is low.A kind of electric wire and cable conductor is larger than the conductor ampacity that the insulation isolation is arranged between copper, aluminium, copper cover aluminum, copper aluminium, and temperature rise is low.The application that metal oxide layer is done isolated protective layer has realized improving the energy-saving effect that ampacity, temperature rise are low, fall cost.
Below in conjunction with accompanying drawing, the present invention is further illustrated
Description of drawings
Accompanying drawing 1 (copper sheathing aluminium alloy bars), accompanying drawing 2 (copper strand aluminium alloy wire), accompanying drawing 3 (hole enlargement copper strand aluminium alloy wire), accompanying drawing 4 (copper strand steel core aluminum alloy stranded wire), accompanying drawing 5 (hole enlargement copper strand steel core aluminum alloy stranded wire) is structural representation of the present invention.
In accompanying drawing 1: 1. copper sheathing, 2. aluminium alloy bars.
In accompanying drawing 2: 1. copper stranded conductor, 2. aluminium alloy stranded conductor.
In accompanying drawing 3: 1. copper stranded conductor, 2. aluminium alloy stranded conductor, 3. hole enlargement foamed plastic.
In accompanying drawing 4: 1. copper stranded conductor, 2. aluminium alloy stranded conductor, 4 steel strand wire.
In accompanying drawing 5: 1. copper stranded conductor, 2. aluminium alloy stranded conductor, 3. hole enlargement foamed plastic, 4. steel strand wire.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further.
As shown in Figure 1, a kind of electric wire and cable conductor of the present invention, make the method for copper sheathing aluminium alloy bars, line: the bulk oxidation layer that keeps copper sheathing (1) and aluminium alloy bars (2), copper sheathing (1) is enclosed within on aluminium alloy bars (2), with copper sheathing (1) and aluminium alloy bars, (2) mechanical bond, copper sheathing (1) wants face to contact with aluminium alloy bars (2) by pipe mill.Above-mentioned copper sheathing (1) also available copper strips is done material, evenly is coated on aluminium alloy bars with copper strips, and the seam welding of copper strips is become copper sheathing (1).The wall thickness of described copper sheathing (1) is decided (0.1mm-10mm) according to size of current, and the diameter of aluminium alloy bars (2) is decided (1mm-100mm) according to size of current.Above-mentioned conductor can add insulating barrier or shield dielectric layer according to the electric pressure needs on conductor.
Production process as stated above, the copper sheathing aluminium alloy bars can be made into sleeve pipe, bus, and the copper sheathing aluminium alloy wire can be made into electric wire.
As shown in Figure 2, a kind of electric wire and cable conductor of the present invention, make the method for copper strand aluminium alloy wire: the bulk oxidation layer that keeps copper stranded conductor and aluminium alloy stranded conductor, in the upper twisted copper wires (1) of aluminium alloy wire (2), the sectional area of copper cash (1) can account for 1%～90% of copper strand aluminium alloy wire total sectional area according to size of current.Above-mentioned conductor can add insulating barrier or shield dielectric layer according to the electric pressure needs on conductor.
Production process as stated above, copper strand aluminium alloy wire can be made into cable, soft bus.
As shown in Figure 3, a kind of electric wire and cable conductor of the present invention, make the method for hole enlargement copper strand aluminium alloy wire: the bulk oxidation layer that keeps copper stranded conductor and aluminium alloy stranded conductor, the material of hole enlargement adopts foamed plastic (3), make round bar, also can make pipe, stranded aluminium alloy wire (2) on the circle bar, in the upper twisted copper wires (1) of the aluminium alloy wire (2) of hole enlargement, the sectional area of copper cash (1) can account for 1%～90% of hole enlargement copper strand aluminium alloy wire total sectional area according to size of current.The sectional area of hole enlargement accounts for 1%～90% of hole enlargement copper strand aluminium alloy wire total sectional area.Above-mentioned conductor can add insulating barrier or shield dielectric layer according to the electric pressure needs on conductor.
Production process as stated above, hole enlargement copper strand aluminium alloy wire can be made into cable, soft bus.
As shown in Figure 4, a kind of electric wire and cable conductor of the present invention, make the method for copper strand steel core aluminum alloy stranded wire: the bulk oxidation layer that keeps copper stranded conductor and steel core aluminum alloy stranded wire, at the stranded aluminium alloy wires of steel strand wire (4) (2), twisted copper wires (1) on the stranded steel steel core aluminum alloy stranded wire of completing.The sectional area of copper cash (1) can account for 1%～90% of steel core copper strand aluminium alloy wire total sectional area according to size of current.Above-mentioned conductor can add insulating barrier or shield dielectric layer according to the electric pressure needs on conductor.
Production process as stated above, copper strand steel core aluminum alloy stranded wire can be made into soft bus, overhead wire.
As shown in Figure 5, a kind of electric wire and cable conductor of the present invention, make the method for hole enlargement copper strand steel core aluminum alloy stranded wire: the bulk oxidation layer that keeps copper stranded conductor and steel core aluminum alloy stranded wire, (4) upper extrusion foaming plastics (3) are as circular hole enlargement on steel strand wire, at the upper stranded aluminium alloy wire (2) of circular hole enlargement foamed plastic (3), in the upper twisted copper wires (1) of the aluminium alloy wire (2) of hole enlargement, the sectional area of copper cash (1) can account for 1%～90% of hole enlargement steel core copper strand aluminium alloy wire total sectional area according to size of current.The sectional area of hole enlargement accounts for 1%～90% of hole enlargement steel core copper strand aluminium alloy wire total sectional area.Above-mentioned conductor can add insulating barrier or shield dielectric layer according to the electric pressure needs on conductor.
Production process as stated above, hole enlargement copper strand steel core aluminum alloy stranded wire can be made into soft bus, overhead wire.
Claims (7)
1. electric wire and cable conductor, its feature: keep the bulk oxidation layer of copper and aluminium alloy as isolated protective layer, copper is to overlap combination with coordinating of aluminium alloy.
2. a kind of electric wire and cable conductor of the present invention according to claim 1, it is characterized in that: the copper sheathing aluminium alloy bars, the wall thickness of copper sheathing (1) is decided (0.1mm-10mm) according to size of current, and the diameter of aluminium alloy bars (2) is decided (1mm-100mm) according to size of current.
3. a kind of electric wire and cable conductor of the present invention according to claim 1, its feature: copper strand aluminium alloy wire, the sectional area of copper cash (1) can account for 1%～90% of copper strand aluminium alloy wire total sectional area according to size of current.
4. a kind of electric wire and cable conductor of the present invention according to claim 1, its feature: hole enlargement copper strand aluminium alloy wire, the sectional area of copper cash (1) can account for 1%～90% of hole enlargement copper strand aluminium alloy wire total sectional area according to size of current.The sectional area of hole enlargement accounts for 1%～90% of hole enlargement copper strand aluminium alloy wire total sectional area.
5. a kind of electric wire and cable conductor of the present invention according to claim 1, its feature: the sectional area of copper strand steel core aluminum alloy stranded wire copper cash (1) can account for 1%～90% of steel core copper strand aluminium alloy wire total sectional area according to size of current.
6. a kind of electric wire and cable conductor of the present invention according to claim 1, its feature: hole enlargement copper strand steel core aluminum alloy stranded wire, the sectional area of copper cash (1) can account for 1%～90% of hole enlargement steel core copper strand aluminium alloy wire total sectional area according to size of current.The sectional area of hole enlargement accounts for 1%～90% of hole enlargement steel core copper strand aluminium alloy wire total sectional area.
7. according to claim 1,2,3,4,5,6 described a kind of electric wire and cable conductors of the present invention, its feature: conductor can add insulating barrier or shield dielectric layer according to the electric pressure needs on conductor.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711091344.8A CN107887052A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
| CN201711092293.0A CN108109720A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
| CN201711093032.0A CN107833663A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
| CN201310054708.0A CN103117115B (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
| CN201711091367.9A CN107919181A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310054708.0A CN103117115B (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
Related Child Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711091344.8A Division CN107887052A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
| CN201711092293.0A Division CN108109720A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
| CN201711091367.9A Division CN107919181A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
| CN201711093032.0A Division CN107833663A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103117115A true CN103117115A (en) | 2013-05-22 |
| CN103117115B CN103117115B (en) | 2018-04-13 |
Family
ID=48415463
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310054708.0A Active CN103117115B (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
| CN201711092293.0A Pending CN108109720A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
| CN201711093032.0A Pending CN107833663A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
| CN201711091344.8A Pending CN107887052A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
| CN201711091367.9A Pending CN107919181A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
Family Applications After (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711092293.0A Pending CN108109720A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
| CN201711093032.0A Pending CN107833663A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
| CN201711091344.8A Pending CN107887052A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
| CN201711091367.9A Pending CN107919181A (en) | 2013-02-21 | 2013-02-21 | A kind of electric wire and cable conductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (5) | CN103117115B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104167234A (en) * | 2014-08-29 | 2014-11-26 | 孙金福 | Copper-clad aluminum magnesium alloy wire |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113764117B (en) * | 2021-08-26 | 2023-05-16 | 贵州晟展峰新材料科技有限公司 | Nanometer rare earth aluminum alloy cable |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1433526A (en) * | 1972-04-13 | 1976-04-28 | Rau Fa G | Jacketed wire and method of producing the same |
| JPH03105803A (en) * | 1989-09-19 | 1991-05-02 | Sumitomo Electric Ind Ltd | Inorganic insulation wire and its manufacture |
| CN2107701U (en) * | 1991-11-27 | 1992-06-17 | 北京海淀科友机电研究所 | Multi-layer metal electricity conducting wire material |
| CN2906841Y (en) * | 2006-06-08 | 2007-05-30 | 江苏远东集团有限公司 | Copper-aluminum composite conductor cable |
| CN101149996A (en) * | 2007-08-09 | 2008-03-26 | 罗志昭 | Multiple fission copper or aluminum busbar |
| CN201812541U (en) * | 2010-10-24 | 2011-04-27 | 郑州电缆有限公司 | Oxide coating segmental conductor cable |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2156572Y (en) * | 1993-04-13 | 1994-02-16 | 王治民 | Corrosion-resistance steel core conducting wire |
| CN2906842Y (en) * | 2006-04-14 | 2007-05-30 | 沈阳电业局电缆厂 | Multi-functional clearance conductor |
| CN201498230U (en) * | 2009-09-14 | 2010-06-02 | 远东复合技术有限公司 | Diameter-expanding conductor |
| CN102646461B (en) * | 2012-03-28 | 2013-08-07 | 江苏昆山通用电气有限公司 | Transmission conductor |
-
2013
- 2013-02-21 CN CN201310054708.0A patent/CN103117115B/en active Active
- 2013-02-21 CN CN201711092293.0A patent/CN108109720A/en active Pending
- 2013-02-21 CN CN201711093032.0A patent/CN107833663A/en active Pending
- 2013-02-21 CN CN201711091344.8A patent/CN107887052A/en active Pending
- 2013-02-21 CN CN201711091367.9A patent/CN107919181A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1433526A (en) * | 1972-04-13 | 1976-04-28 | Rau Fa G | Jacketed wire and method of producing the same |
| JPH03105803A (en) * | 1989-09-19 | 1991-05-02 | Sumitomo Electric Ind Ltd | Inorganic insulation wire and its manufacture |
| CN2107701U (en) * | 1991-11-27 | 1992-06-17 | 北京海淀科友机电研究所 | Multi-layer metal electricity conducting wire material |
| CN2906841Y (en) * | 2006-06-08 | 2007-05-30 | 江苏远东集团有限公司 | Copper-aluminum composite conductor cable |
| CN101149996A (en) * | 2007-08-09 | 2008-03-26 | 罗志昭 | Multiple fission copper or aluminum busbar |
| CN101504873A (en) * | 2007-08-09 | 2009-08-12 | 罗志昭 | Multi-splitting bus |
| CN201812541U (en) * | 2010-10-24 | 2011-04-27 | 郑州电缆有限公司 | Oxide coating segmental conductor cable |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104167234A (en) * | 2014-08-29 | 2014-11-26 | 孙金福 | Copper-clad aluminum magnesium alloy wire |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103117115B (en) | 2018-04-13 |
| CN107833663A (en) | 2018-03-23 |
| CN107919181A (en) | 2018-04-17 |
| CN108109720A (en) | 2018-06-01 |
| CN107887052A (en) | 2018-04-06 |
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Effective date of registration: 20170411 Address after: Baiyun District of Guangzhou City, Guangdong province 510000 Shimen street Yagang Industrial Zone No. 5 by Sony Xinchang Applicant after: Guangdong Zhao new technology application Co. Ltd. Address before: Panyu District City, Guangzhou City, Guangdong Province town of dragon 511400 Yingbin Road section of the United States Jinlong Garden 4 Street No. 1 Applicant before: Luo Zhizhao |
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