JP2006012468A - Thin aluminum electric wire - Google Patents

Thin aluminum electric wire Download PDF

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Publication number
JP2006012468A
JP2006012468A JP2004184441A JP2004184441A JP2006012468A JP 2006012468 A JP2006012468 A JP 2006012468A JP 2004184441 A JP2004184441 A JP 2004184441A JP 2004184441 A JP2004184441 A JP 2004184441A JP 2006012468 A JP2006012468 A JP 2006012468A
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JP
Japan
Prior art keywords
wire
aluminum
electric wire
diameter
aluminum alloy
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JP2004184441A
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Japanese (ja)
Inventor
Koji Fukumoto
康治 福本
Akihiko Sugita
陽彦 杉田
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Sumitomo Wiring Systems Ltd
AutoNetworks Technologies Ltd
Sumitomo Electric Industries Ltd
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Sumitomo Wiring Systems Ltd
AutoNetworks Technologies Ltd
Sumitomo Electric Industries Ltd
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Application filed by Sumitomo Wiring Systems Ltd, AutoNetworks Technologies Ltd, Sumitomo Electric Industries Ltd filed Critical Sumitomo Wiring Systems Ltd
Priority to JP2004184441A priority Critical patent/JP2006012468A/en
Publication of JP2006012468A publication Critical patent/JP2006012468A/en
Pending legal-status Critical Current

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Abstract

<P>PROBLEM TO BE SOLVED: To provide a wire harness thin electric wire having specific gravity smaller than that of copper, good conductivity and intensity. <P>SOLUTION: The wire harness thin electric wire is equipped with an aluminum thin electric wire having a complex structure with a plurality of twisted pure aluminum wires around an aluminum alloy wire with the diameter of the aluminum alloy wire of 0.08 to 0.40 mm, the diameter of the pure aluminum wire of 0.08 to 0.40 mm, a weight ratio of the pure aluminum wire to the aluminum alloy wire of 10% to 40%, and a whole diameter of 0.05 to 3.0 mm. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

本発明は、ワイヤーハーネス細物電線として好適な細物アルミ電線に関するものである。   The present invention relates to a fine aluminum electric wire suitable as a wire harness fine electric wire.

純アルミニウムは導電性がアルミニウムの中で最も高いが、強度が低いという欠点を有し、一方、合金アルミは強度の点ではすぐれているが、導電性が不十分であるという欠点を有する。
特開平10−241459号公報(特許文献1)には、アルミニウム又はアルミニウム合金で被覆された綱線からなるテンションメンバの周囲に、アルミニウム又はアルミニウム合金からなる導体メンバを配置したアルミニウム電線が記載されている。
この電線は、高い強度を有するが、導電率が不十分である上、比重が大きいという欠点を有する。そして、この電線は、架送電線や架空地線に好適のもので、自動車に用いられているワイヤーハーネス細物電線としては不適のものである。
ワイヤーハーネス細物電線(以下、単にHNWとも言う)としては、銅主に導電線が用いられてきたが、このものは、比重が大きく、また高価である等の問題を有し、HNWとしては未だ不満足のものである。
Pure aluminum has the highest conductivity among aluminum, but has the disadvantage of low strength, while alloy aluminum has the disadvantage of insufficient conductivity, although it is excellent in strength.
Japanese Patent Application Laid-Open No. 10-241459 (Patent Document 1) describes an aluminum electric wire in which a conductor member made of aluminum or an aluminum alloy is arranged around a tension member made of a stranded wire covered with aluminum or an aluminum alloy. Yes.
Although this electric wire has high strength, it has the disadvantages of insufficient electrical conductivity and high specific gravity. And this electric wire is suitable for an overhead power transmission line or an overhead ground wire, and is unsuitable as a wire harness thin wire used in an automobile.
As the wire harness thin wire (hereinafter also simply referred to as HNW), conductive wires have been mainly used for copper, but this has problems such as high specific gravity and high cost. Still unsatisfactory.

特開平10−241459号公報Japanese Patent Laid-Open No. 10-241459

本発明は、比重が銅よりも小さく、導電率及び強度にすぐれたワイヤーハーネス細物電線を提供することをその課題とする。   An object of the present invention is to provide a wire harness thin wire having a specific gravity smaller than that of copper and excellent in conductivity and strength.

本発明によれば、アルミニウム合金線の周囲に純アルミニウム線を複数撚り合わせた複合構造を有するアルミニウム細物電線からなり、該アルミニウム合金線の直径が0.08〜0.40mm、純アルミニウム線の直径が0.08〜0.40mmであり、該アルミニウム合金線に対する純アルミニウム線の重量比が10%〜40%であり、全体の直径が0.05〜3.0mmであることを特徴とするワイヤーハーネス細物電線が提供される。   According to the present invention, an aluminum thin wire having a composite structure in which a plurality of pure aluminum wires are twisted around an aluminum alloy wire, the diameter of the aluminum alloy wire being 0.08 to 0.40 mm, The diameter is 0.08 to 0.40 mm, the weight ratio of the pure aluminum wire to the aluminum alloy wire is 10% to 40%, and the overall diameter is 0.05 to 3.0 mm. A wire harness thin wire is provided.

本発明のHNWは、その比重が銅より小さい軽量化電線であるが、その伝導率及び強度において銅線に匹敵するものである。
本発明のHNWは7.5AFuseマッチングするもので、銅電線と置き換え可能の物である。
The HNW of the present invention is a lighter electric wire whose specific gravity is smaller than that of copper, but is comparable to a copper wire in its conductivity and strength.
The HNW of the present invention matches 7.5 AFuse and can be replaced with a copper wire.

本発明で用いるアルミニウム合金線において、そのアルミニウム含量は80〜95重量%、好ましくは90〜95重量%であり、その直径は0.08〜0.40mm、好ましくは0.11〜0.20mmである。該アルミニウムに添加される添加成分としては、例えば、Si、Fe、Cu、Mn、Mg、Cr、Zn等が挙げられる。本発明で用いるアルミニウム合金は、アルミ系列でJIS5000系のもの(Al−Mg系)のもの(例えばJIS5056、5154等)の使用が好ましい。   In the aluminum alloy wire used in the present invention, its aluminum content is 80 to 95% by weight, preferably 90 to 95% by weight, and its diameter is 0.08 to 0.40 mm, preferably 0.11 to 0.20 mm. is there. Examples of the additive component added to the aluminum include Si, Fe, Cu, Mn, Mg, Cr, and Zn. The aluminum alloy used in the present invention is preferably an aluminum series JIS 5000 type (Al-Mg type) alloy (for example, JIS 5056, 5154, etc.).

本発明で用いる純アルミニウムにおいて、そのアルミニウム含量は99.9〜100重量%であり、その長径は0.08〜0.40mm、好ましくは0.11〜0.20mmである。該アルミニウムに添加される添加成分としては、例えば、Si、Fe、Cu、Mn、Mg、Cr、Zn、Ti等が挙げられる。本発明で用いる純アルミニウムは、アルミ系列でJIS1000系のもの(例えば、JIS1000、1100等)の使用が好ましい。   The pure aluminum used in the present invention has an aluminum content of 99.9 to 100% by weight and a major axis of 0.08 to 0.40 mm, preferably 0.11 to 0.20 mm. Examples of the additive component added to the aluminum include Si, Fe, Cu, Mn, Mg, Cr, Zn, and Ti. The pure aluminum used in the present invention is preferably an aluminum series of JIS 1000 series (for example, JIS 1000, 1100, etc.).

本発明のHNWは、アルミニウム合金線の周囲に、複数の純アルミニウム線を撚り合わせた複合構造を有する。この場合、合金アルミニウム線に対する純アルミニウム線の重量比は、10%〜40%、好ましくは10%〜20%である。このような重量比とすることにより、強度と導電率のバランスのとれたHNWを得ることができる。アルミニウム合金線1本当たりの純アルミニウム線の数は、それらの太さにより異なるが、一般的には4〜7本、好ましくは6〜7本である。
本発明のHNWの太さは、断面積で表して、0.05〜3.0mm、特に、0.08〜0.5mmであるが、その用途に応じて適宜定める。
The HNW of the present invention has a composite structure in which a plurality of pure aluminum wires are twisted around an aluminum alloy wire. In this case, the weight ratio of the pure aluminum wire to the alloy aluminum wire is 10% to 40%, preferably 10% to 20%. By setting such a weight ratio, it is possible to obtain an HNW having a balance between strength and conductivity. The number of pure aluminum wires per aluminum alloy wire varies depending on their thickness, but is generally 4 to 7, preferably 6 to 7.
Thickness of the HNW of the present invention, expressed by the cross-sectional area, 0.05~3.0Mm 2, in particular, is a 0.08 to 0.5 mm 2, determined as appropriate depending on the application.

本発明のHNWにおいて、純アルミニウム線及びアルミニウム合金線は、単線の他、撚り線であることができる。
本発明のHNWにおいて、アルミニウム合金線に対する純アルミニウムの撚りピッチは、8〜30mm、好ましくは12〜26mmである。
In the HNW of the present invention, the pure aluminum wire and the aluminum alloy wire can be a single wire or a stranded wire.
In the HNW of the present invention, the twist pitch of pure aluminum with respect to the aluminum alloy wire is 8 to 30 mm, preferably 12 to 26 mm.

本発明のHNWは、これに絶縁被覆を施して絶縁被覆電線とすることができる。   The HNW of the present invention can be provided with an insulating coating by applying an insulating coating thereto.

本発明のHNWにおいて、その強度は50〜200N、好ましくは70〜100Nであり、その抵抗は40〜100mΩ/m、好ましくは40〜60mΩ/mである。   In the HNW of the present invention, its strength is 50 to 200 N, preferably 70 to 100 N, and its resistance is 40 to 100 mΩ / m, preferably 40 to 60 mΩ / m.

次に本発明を実施例により詳述する。   Next, the present invention will be described in detail by examples.

実施例1
直径0.32mmのアルミニウム合金(アルミニウム系列JIS5154)線1本の周囲に、直径0.32mmの純アルミニウム(アルミニウム系列JIS1100)線6本をピッチ20mmで撚り合わせてHNWを作った。
このHNWを軟化させて、押出機にて被覆材を被せて(肉厚0.2〜0.3mm)被覆HNWを得た。
前記HNW(アルミニウム電線)において、その強度は、80.1Nであり、その導体抵抗は56.2mΩ/mであり、銅線(強度83.7N、抵抗46.4mΩ/m)に匹敵するものであった。
Example 1
An HNW was made by twisting six pure aluminum (aluminum series JIS1100) wires with a diameter of 20 mm at a pitch of 20 mm around one aluminum alloy (aluminum series JIS5154) wire with a diameter of 0.32 mm.
This HNW was softened and covered with an extruder (thickness 0.2 to 0.3 mm) to obtain a coated HNW.
In the HNW (aluminum electric wire), its strength is 80.1 N, its conductor resistance is 56.2 mΩ / m, which is comparable to copper wire (strength 83.7 N, resistance 46.4 mΩ / m). there were.

Claims (1)

アルミニウム合金線の周囲に純アルミニウム線を複数撚り合わせた複合構造を有するアルミニウム細物電線からなり、該アルミニウム合金線の直径が0.08〜0.40mm、純アルミニウム線の直径が0.08〜0.40mmであり、該アルミニウム合金線に対する純アルミニウム線の重量比が10%〜40%であり、全体の直径が0.05〜3.0mmであることを特徴とするワイヤーハーネス細物電線。   It consists of an aluminum thin wire having a composite structure in which a plurality of pure aluminum wires are twisted around an aluminum alloy wire, the diameter of the aluminum alloy wire being 0.08 to 0.40 mm, and the diameter of the pure aluminum wire being 0.08 to A wire harness thin electric wire characterized by being 0.40 mm, a weight ratio of a pure aluminum wire to the aluminum alloy wire being 10% to 40%, and an overall diameter being 0.05 to 3.0 mm.
JP2004184441A 2004-06-23 2004-06-23 Thin aluminum electric wire Pending JP2006012468A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010016328A1 (en) * 2008-08-07 2010-02-11 住友電装株式会社 Wire harness
WO2010082670A1 (en) 2009-01-19 2010-07-22 古河電気工業株式会社 Aluminum alloy wire
WO2010082671A1 (en) 2009-01-19 2010-07-22 古河電気工業株式会社 Aluminum alloy wire
JP2012079563A (en) * 2010-10-01 2012-04-19 Yazaki Corp Electric wire
JP2012094258A (en) * 2010-10-25 2012-05-17 Yazaki Corp Electric wire and cable

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10144143A (en) * 1996-11-06 1998-05-29 Showa Electric Wire & Cable Co Ltd Overhead wire
JP2001167644A (en) * 1999-09-30 2001-06-22 Yazaki Corp High strength lightweight conductor and compact stranded conductor
JP2004134212A (en) * 2002-10-10 2004-04-30 Furukawa Electric Co Ltd:The Aluminum cable for automobile wire harnesses

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10144143A (en) * 1996-11-06 1998-05-29 Showa Electric Wire & Cable Co Ltd Overhead wire
JP2001167644A (en) * 1999-09-30 2001-06-22 Yazaki Corp High strength lightweight conductor and compact stranded conductor
JP2004134212A (en) * 2002-10-10 2004-04-30 Furukawa Electric Co Ltd:The Aluminum cable for automobile wire harnesses

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010016328A1 (en) * 2008-08-07 2010-02-11 住友電装株式会社 Wire harness
US8653372B2 (en) 2008-08-07 2014-02-18 Sumitomo Wiring Systems, Ltd. Wire harness
WO2010082670A1 (en) 2009-01-19 2010-07-22 古河電気工業株式会社 Aluminum alloy wire
WO2010082671A1 (en) 2009-01-19 2010-07-22 古河電気工業株式会社 Aluminum alloy wire
US8951370B2 (en) 2009-01-19 2015-02-10 Furukawa Electric Co., Ltd. Aluminum alloy wire material
JP2012079563A (en) * 2010-10-01 2012-04-19 Yazaki Corp Electric wire
JP2012094258A (en) * 2010-10-25 2012-05-17 Yazaki Corp Electric wire and cable
US10453581B2 (en) 2010-10-25 2019-10-22 Yazaki Corporation Method for manufacturing electric wire

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