CN104347150A - Rare-earth high-iron aluminum alloy cable core - Google Patents
Rare-earth high-iron aluminum alloy cable core Download PDFInfo
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- CN104347150A CN104347150A CN201410612046.9A CN201410612046A CN104347150A CN 104347150 A CN104347150 A CN 104347150A CN 201410612046 A CN201410612046 A CN 201410612046A CN 104347150 A CN104347150 A CN 104347150A
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Abstract
The invention discloses a rare-earth high-iron aluminum alloy cable core which comprises the following components in percentage by weight: 1.18-1.28 percent of iron, 0.04-0.08 percent of silicon, 0.1-0.28 percent of copper, 0.05-0.20 percent of magnesium, 0.10-0.30 percent of zirconium, not greater than 0.001 percent of zinc, not greater than 0.001 percent of manganese, 0.08-0.30 percent of silver, 0.03-0.06 percent of rare earth mixture of lanthanum, cerium and yttrium according to random ratio, less then 0.04 percent of other impurities, and the balance of aluminum. The rare-earth high-iron aluminum alloy cable core structurally comprises an aluminum alloy conductor and an insulating layer coating the periphery of the aluminum alloy conductor, wherein the insulating layer is made of low smoke halogen-free flame retardant cross-linked polyolefin. According to the rare-earth high-iron aluminum alloy cable core disclosed by the invention, the content of the iron is improved, the conductivity and mechanical properties of the aluminum alloy cable are improved; the silver is added, so the heat resistance of the rare-earth high-iron aluminum alloy cable core is improved.
Description
Technical field
The present invention relates to aluminium alloy cable technical field, specifically belong to a kind of rare earth high-iron aluminium alloy electric cable core.
Background technology
In short supply along with copper resource, be the trend of electric wire development for copper with aluminium, the aluminium alloy conductor core with multi-functional characteristic is the inevitable requirement of electric wire development.In power cable field, aluminium light weight, inexpensive, and conductivity is better, specific strength is high, mar proof is good, thus occupies superiority at electrical field.At overhead transmission line, especially on supertension line and large cross line, aluminium alloy electric cable is the material of main part of overhead power transmission cable always.Aluminium alloy cable has fabulous thermoplasticity, can become baroque various section bar by high-speed extrusion, is easy to processing, and etch resistant properties is excellent simultaneously, conducts electricity very well, is therefore widely applied in field of power transmission.
Existing aluminium alloy cable conductors and the many structural designs from wire rod of manufacturing technology thereof, go design from the composition of wire rod seldom emphatically, make the performance of aluminium alloy cable not reach optimization.Meanwhile, often kind of aluminium alloy cable, although all will through Overheating Treatment, due to the difference of metallic element, and the difference of lattice energy, the heat treatment method of often kind of electric wire, all directly has influence on the microstructure of alloy, and then affects electric conductivity and the mechanical performance of alloy.
Although existing aluminium alloy cable is used widely, its electric conductivity does not also obtain maximum performance, there is larger gap with the due electric conductivity of aluminium alloy cable.
Summary of the invention
For the problems referred to above, the object of this invention is to provide a kind of rare earth high-iron aluminium alloy electric cable core, improved the content of iron, promoted conductivity and the mechanical performance of aluminium alloy cable, increase silver, improve its thermal endurance.
The technical solution used in the present invention is as follows:
A kind of rare earth high-iron aluminium alloy electric cable core, in described rare earth high-iron aluminum alloy conductor, the content of each component is: iron 1.18 ~ 1.28%, silicon 0.04 ~ 0.08%, copper 0.1 ~ 0.28%, magnesium: 0.05 ~ 0.20%, zirconium: 0.10 ~ 0.30%, zinc≤0.001%, manganese≤0.001%, silver: 0.08 ~ 0.30%, the lucium 0.03 ~ 0.06% of lanthanum, cerium and yttrium arbitrary proportion, other impurity less than 0.04%, surplus is aluminium; Structure comprises aluminium alloy conductor and is wrapped in the insulating barrier of aluminium alloy conductor periphery, and insulating layer material is LSOH anti-flaming cross-linked polyolefin.
In described rare earth high-iron aluminum alloy conductor, the content of each component is: iron 1.18%, silicon 0.04%, copper 0.28%, magnesium 0.20%, zirconium 0.10%, zinc 0.0005%, manganese 0.001%, silver: 0.08%, the lucium 0.03 ~ 0.06% of lanthanum, cerium and yttrium arbitrary proportion, other impurity less than 0.04%, surplus is aluminium.
In described rare earth high-iron aluminum alloy conductor, the content of each component is: iron 1.28%, silicon 0.08%, copper 0.2%, magnesium: 0.05%, zirconium 0.10%, zinc≤0.0005%, manganese≤0.005%, silver: 0.2%, the lucium 0.03 ~ 0.06% of lanthanum, cerium and yttrium arbitrary proportion, other impurity less than 0.04%, surplus is aluminium.
In described rare earth high-iron aluminum alloy conductor, the content of each component is: iron 1.20%, silicon 0.06%, copper 0.24%, magnesium 0.1%, zirconium: 0.20%, zinc≤0.0005%, manganese≤0.0005%, silver 0.24%, the lucium 0.03 ~ 0.06% of lanthanum, cerium and yttrium arbitrary proportion, other impurity less than 0.04%, surplus is aluminium.
Compared with the prior art, beneficial effect of the present invention is as follows:
The present invention improves the content of iron, promotes conductivity and the mechanical performance of aluminium alloy cable, increases silver, improve its thermal endurance.
Embodiment
Embodiment 1, a kind of rare earth high-iron aluminium alloy electric cable core, in described rare earth high-iron aluminum alloy conductor, the content of each component is: iron 1.18%, silicon 0.04%, copper 0.28%, magnesium 0.20%, zirconium 0.10%, zinc 0.0005%, manganese 0.001%, silver: 0.08%, the lucium 0.03 ~ 0.06% of lanthanum, cerium and yttrium arbitrary proportion, other impurity less than 0.04%, surplus is aluminium; Structure comprises aluminium alloy conductor and is wrapped in the insulating barrier of aluminium alloy conductor periphery, and insulating layer material is LSOH anti-flaming cross-linked polyolefin.
Embodiment 2, a kind of rare earth high-iron aluminium alloy electric cable core, in described rare earth high-iron aluminum alloy conductor, the content of each component is: iron 1.28%, silicon 0.08%, copper 0.2%, magnesium: 0.05%, zirconium 0.10%, zinc≤0.0005%, manganese≤0.005%, silver: 0.2%, the lucium 0.03 ~ 0.06% of lanthanum, cerium and yttrium arbitrary proportion, other impurity less than 0.04%, surplus is aluminium; Structure comprises aluminium alloy conductor and is wrapped in the insulating barrier of aluminium alloy conductor periphery, and insulating layer material is LSOH anti-flaming cross-linked polyolefin.
Embodiment 3 one kinds of rare earth high-iron aluminium alloy electric cable cores, in described rare earth high-iron aluminum alloy conductor, the content of each component is: iron 1.20%, silicon 0.06%, copper 0.24%, magnesium 0.1%, zirconium: 0.20%, zinc≤0.0005%, manganese≤0.0005%, silver 0.24%, the lucium 0.03 ~ 0.06% of lanthanum, cerium and yttrium arbitrary proportion, other impurity less than 0.04%, surplus is aluminium; Structure comprises aluminium alloy conductor and is wrapped in the insulating barrier of aluminium alloy conductor periphery, and insulating layer material is LSOH anti-flaming cross-linked polyolefin.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection range is defined by appending claims and equivalent thereof.
Claims (4)
1. a rare earth high-iron aluminium alloy electric cable core, is characterized in that: in described rare earth high-iron aluminum alloy conductor, and the content of each component is: iron 1.18 ~ 1.28%, silicon 0.04 ~ 0.08%, copper 0.1 ~ 0.28%, magnesium: 0.05 ~ 0.20%, zirconium: 0.10 ~ 0.30%, zinc≤0.001%, manganese≤0.001%, silver: 0.08 ~ 0.30%, the lucium 0.03 ~ 0.06% of lanthanum, cerium and yttrium arbitrary proportion, other impurity less than 0.04%, surplus is aluminium; Structure comprises aluminium alloy conductor and is wrapped in the insulating barrier of aluminium alloy conductor periphery, and insulating layer material is LSOH anti-flaming cross-linked polyolefin.
2. a kind of rare earth high-iron aluminium alloy electric cable core according to claim 1, it is characterized in that: in described rare earth high-iron aluminum alloy conductor, the content of each component is: iron 1.18%, silicon 0.04%, copper 0.28%, magnesium 0.20%, zirconium 0.10%, zinc 0.0005%, manganese 0.001%, silver: 0.08%, the lucium 0.03 ~ 0.06% of lanthanum, cerium and yttrium arbitrary proportion, other impurity less than 0.04%, surplus is aluminium.
3. a kind of rare earth high-iron aluminium alloy electric cable core according to claim 1, it is characterized in that: in described rare earth high-iron aluminum alloy conductor, the content of each component is: iron 1.28%, silicon 0.08%, copper 0.2%, magnesium: 0.05%, zirconium 0.10%, zinc≤0.0005%, manganese≤0.005%, silver: 0.2%, the lucium 0.03 ~ 0.06% of lanthanum, cerium and yttrium arbitrary proportion, other impurity less than 0.04%, surplus is aluminium.
4. a kind of rare earth high-iron aluminium alloy electric cable core according to claim 1, it is characterized in that: in described rare earth high-iron aluminum alloy conductor, the content of each component is: iron 1.20%, silicon 0.06%, copper 0.24%, magnesium 0.1%, zirconium: 0.20%, zinc≤0.0005%, manganese≤0.0005%, silver 0.24%, the lucium 0.03 ~ 0.06% of lanthanum, cerium and yttrium arbitrary proportion, other impurity less than 0.04%, surplus is aluminium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410612046.9A CN104347150A (en) | 2014-11-03 | 2014-11-03 | Rare-earth high-iron aluminum alloy cable core |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410612046.9A CN104347150A (en) | 2014-11-03 | 2014-11-03 | Rare-earth high-iron aluminum alloy cable core |
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| CN104347150A true CN104347150A (en) | 2015-02-11 |
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| CN201410612046.9A Pending CN104347150A (en) | 2014-11-03 | 2014-11-03 | Rare-earth high-iron aluminum alloy cable core |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108831585A (en) * | 2018-06-26 | 2018-11-16 | 山东欣意铝合金电缆有限公司 | A kind of the rare earth high-iron aluminum alloy cable conductor and its manufacturing method of high Fe content |
| CN108879141A (en) * | 2018-06-26 | 2018-11-23 | 山东欣意铝合金电缆有限公司 | A kind of creep resistant copper-aluminum transition terminal |
| CN112750570A (en) * | 2019-10-30 | 2021-05-04 | 广州番禺电缆集团有限公司 | Rare earth high-iron aluminum alloy conductor material and manufacturing method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3823041A (en) * | 1970-02-10 | 1974-07-09 | Fuji Electric Co Ltd | Treatment of aluminum alloys |
| US4661172A (en) * | 1984-02-29 | 1987-04-28 | Allied Corporation | Low density aluminum alloys and method |
| CN102332344A (en) * | 2011-07-28 | 2012-01-25 | 无锡市阳山永安橡塑电器有限公司 | Thermal treatment method of aluminum alloy cable |
| CN103103392A (en) * | 2012-11-09 | 2013-05-15 | 安徽欣意电缆有限公司 | Al-Fe-Ag-RE aluminium alloy, preparation method thereof and power cable |
-
2014
- 2014-11-03 CN CN201410612046.9A patent/CN104347150A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3823041A (en) * | 1970-02-10 | 1974-07-09 | Fuji Electric Co Ltd | Treatment of aluminum alloys |
| US4661172A (en) * | 1984-02-29 | 1987-04-28 | Allied Corporation | Low density aluminum alloys and method |
| CN102332344A (en) * | 2011-07-28 | 2012-01-25 | 无锡市阳山永安橡塑电器有限公司 | Thermal treatment method of aluminum alloy cable |
| CN103103392A (en) * | 2012-11-09 | 2013-05-15 | 安徽欣意电缆有限公司 | Al-Fe-Ag-RE aluminium alloy, preparation method thereof and power cable |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108831585A (en) * | 2018-06-26 | 2018-11-16 | 山东欣意铝合金电缆有限公司 | A kind of the rare earth high-iron aluminum alloy cable conductor and its manufacturing method of high Fe content |
| CN108879141A (en) * | 2018-06-26 | 2018-11-23 | 山东欣意铝合金电缆有限公司 | A kind of creep resistant copper-aluminum transition terminal |
| CN112750570A (en) * | 2019-10-30 | 2021-05-04 | 广州番禺电缆集团有限公司 | Rare earth high-iron aluminum alloy conductor material and manufacturing method thereof |
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Application publication date: 20150211 |