WO2006008981A1 - 自動車用電線 - Google Patents
自動車用電線 Download PDFInfo
- Publication number
- WO2006008981A1 WO2006008981A1 PCT/JP2005/012609 JP2005012609W WO2006008981A1 WO 2006008981 A1 WO2006008981 A1 WO 2006008981A1 JP 2005012609 W JP2005012609 W JP 2005012609W WO 2006008981 A1 WO2006008981 A1 WO 2006008981A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- conductor
- wire
- cross
- sectional area
- electric wire
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/0009—Details relating to the conductive cores
-
- 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
Definitions
- the present invention relates to an automobile electric wire, and more particularly to an automobile electric wire that can meet the demands for improvement in tensile strength and diameter reduction.
- FIG. 1 shows a typical conductor (element assembly) of this type of wire.
- reference numeral 1 denotes a conductor, which has a stranded wire structure in which six peripheral strands 3 are arranged in close contact with each other around a single central strand 2 and twisted together.
- copper or a copper alloy is generally used for the central strand 2 and the peripheral strand 3 constituting such a conductor having a stranded wire structure.
- the diameters of the center wire 2 and the peripheral wire 3 were both the same diameter.
- the cross-sectional area of the conductors the nominal cross-sectional area 0. 35 mm 2 around the wires were common.
- the present invention can provide high tensile strength in the case of the same conductor diameter, and can maintain the tensile strength of a conventional automobile wire even when the conductor diameter is reduced. Furthermore, depending on the degree of diameter reduction of the conductor, an object of the present invention is to provide an automobile wire capable of obtaining a bow I tension strength higher than that of the conventional one.
- An automotive electric wire having a conductor and an insulating coating layer covering an outer periphery of the conductor,
- the diameter of the central strand is larger than the diameter of the peripheral strand
- the cross-sectional area of the conductor is 0.13 to 0.16 mm 2 ;
- the insulating coating layer contains 160 parts by weight or more of a flame retardant with respect to 100 parts by weight of the insulating polymer.
- the compressed conductor is used as the conductor composed of the central strand and the peripheral strand, the small diameter of the conductor can be efficiently realized.
- peripheral strands are arranged only once around the central strand, the peripheral strands can be stably disposed with respect to the central strand.
- the most practical cross-sectional area of the conductor is 0.13 mm 2 at the nominal cross-sectional area when the diameter of the conductor is most advanced while considering the tensile strength, impact load, and flexibility.
- the invention described in claim 2 corresponds to this preferred embodiment,
- a cross-sectional area of the conductor is 0.13 mm 2 in a nominal cross-sectional area.
- the electric wire for automobiles of the present invention satisfies the requirements for the reduction in diameter and the improvement in tensile strength required for today's automobile electric wires in a range close to practical limits, and further provides flame resistance. It is an electric wire for automobiles that takes into account.
- FIG. 1 is a cross-sectional view of a conventional wire conductor for an automobile having a stranded wire structure (uncompressed conductor).
- FIG. 2 is a cross-sectional view showing a state before compression, after compression, and after insulation coating in a configuration example of an automotive wire conductor according to the present invention.
- FIG. 3 is a cross-sectional view showing a state before compression of an automotive wire conductor according to the present invention.
- FIG. 4 is a graph showing the relationship between the conductor cross-sectional area and the flame retardant rate.
- FIG. 2 is a cross-sectional view showing a state before the conductor is compressed, after the conductor is compressed, and after the insulation coating in one structural example of the automotive electric wire according to the present invention, and is an example in which there are eight peripheral wires.
- FIG. 3 is a cross-sectional view showing a state before the conductor is compressed in the example of seven peripheral wires.
- FIG. 3 21 is a conductor (combination form of strands) before compression, and there are seven peripheral strands 23 having a copper or copper alloy force around a single central strand 22 made of stainless steel.
- the core wire 22 is closely arranged in the circumferential direction and twisted to form a twisted wire structure.
- the diameter of the central wire 22 is set larger than the diameter of the peripheral wire 23.
- Such a set of strands is compressed in the center direction using, for example, a compression die to form a compressed conductor. Then, an insulating coating is provided around the compressed conductor directly or via a shield layer to obtain an automobile electric wire.
- the normal automotive electric wire in FIG. 1 has a configuration in which six peripheral strands of the same diameter are arranged in close contact with each other around the central strand. Set the number of peripheral strands to 7 or more because the diameter is set larger than the diameter of the peripheral strands. If the number of peripheral strands is 7 or more, it can be set to an appropriate number. From the viewpoint of productivity, 7 to 10 is more preferable, and 8 is particularly preferable.
- the copper or copper alloy used for peripheral wires can be any of the various types normally used for electric wires. From the viewpoints of conductivity, tensile strength, elongation, etc., pure copper, Cu-Ni -Si alloy, Cu-Sn alloy, Cu-Cr-Zr alloy and the like are preferable.
- the tensile breaking load required for conductors is 62.5 N or more, and the terminal fixing force when connecting wires is 50
- an insulating coating layer of an olefin-based polymer using a pure copper having a cross-sectional area of 0.14 to 0.51 mm 2 and a tensile strength of 230 MPa and added with magnesium hydroxide as a flame retardant is coated with a thickness of 0.2 mm.
- the used electric wire was used.
- the amount of the required flame retardant was determined based on the following flame retardant test in accordance with ISO (International Organization for Standardization) standard 6722.
- test piece 4 having a length of 600 mm or more is fixed to a non-winded tank at an angle of 45 ° and fixed to Bunsen burner 5 at a portion of 500 mm ⁇ 5 mm from the upper end. After 15 seconds of indirect flame, the amount of flame retardant needed to extinguish within 70 seconds was determined.
- Sectional area 0. 0398mm 2 as center strand before compression with using SUS316 04 tensile strength at break 949MPa, the cross-sectional area 0. 1231mm 2, the pure copper of the tensile rupture strength 245MPa used as peripheral strands before compression, the central element Eight peripheral strands are placed in close contact with the wire, and then compressed with a die to obtain a conductor with a cross-sectional area of 0.14 mm 2 , and then a polyolefin compound is used as the insulation coating material.
- 160 parts by weight of magnesium hydroxide was added to parts by weight and covered by extrusion to obtain an automobile wire according to the present invention.
- the obtained wire had a tensile breaking load of 65 N and a terminal fixing force of 52 N.
- the result of the flame retardancy test was within specifications.
- Sectional area 0. 0241mm 2 as center strand before compression, with using pure copper tensile strength at break 235 MPa, the cross-sectional area 0. 1443mm 2, the tensile strength at break 245 MPa of pure copper is used as the peripheral strands before compression, the central element after closely arranged peripheral strands to seven single line, performs compression Ri by the die, to obtain a conductor cross-sectional area 0. 14 mm 2, then, using the polio reflex in compound as an insulating covering material, Orefin polymer 100 wt
- 140 parts by weight of magnesium hydroxide was added and covered by extrusion to obtain an automobile electric wire according to the present invention.
- the resulting wire had a tensile breaking load of 34 N and a terminal fixing force of 27 N.
- the result of the flame retardancy test was within the standard.
Landscapes
- Insulated Conductors (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05765492A EP1793390B1 (en) | 2004-07-15 | 2005-07-07 | Electric wire for automobile |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004208330A JP2006032084A (ja) | 2004-07-15 | 2004-07-15 | 自動車用電線 |
JP2004-208330 | 2004-07-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006008981A1 true WO2006008981A1 (ja) | 2006-01-26 |
Family
ID=34587752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/012609 WO2006008981A1 (ja) | 2004-07-15 | 2005-07-07 | 自動車用電線 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6900391B1 (ja) |
EP (1) | EP1793390B1 (ja) |
JP (1) | JP2006032084A (ja) |
WO (1) | WO2006008981A1 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7060907B2 (en) * | 2004-07-15 | 2006-06-13 | Sumitomo Wiring Systems, Ltd. | Electric wire for automobile |
JP2007042475A (ja) * | 2005-08-04 | 2007-02-15 | Sumitomo Wiring Syst Ltd | 自動車用電線 |
JP2008159403A (ja) * | 2006-12-25 | 2008-07-10 | Sumitomo Wiring Syst Ltd | 電線導体および絶縁電線 |
JP2008166141A (ja) | 2006-12-28 | 2008-07-17 | Auto Network Gijutsu Kenkyusho:Kk | 電線導体および絶縁電線 |
JP5337518B2 (ja) * | 2009-02-09 | 2013-11-06 | 矢崎総業株式会社 | 極細電線の導体製造方法及び極細電線 |
JP6002360B2 (ja) * | 2010-07-21 | 2016-10-05 | 矢崎総業株式会社 | 端子付電線 |
CN106463205A (zh) | 2014-05-30 | 2017-02-22 | 威尔科世界集团股份有限公司 | 带护套的扭矩平衡的机电电缆 |
JP6164531B2 (ja) | 2014-06-23 | 2017-07-19 | 住友電装株式会社 | シールド導電路 |
JP6278144B2 (ja) * | 2017-06-16 | 2018-02-14 | 住友電装株式会社 | 電線及びシールド導電路 |
JPWO2019163541A1 (ja) * | 2018-02-20 | 2021-03-04 | 株式会社潤工社 | 電線、ケーブルハーネス、及び飛翔体 |
EP3786982B1 (en) | 2019-08-26 | 2023-06-07 | Nexans | Cunisi alloy cable sheathing |
FR3122031B1 (fr) * | 2021-04-16 | 2024-01-19 | Socomec Sa | Procédé et dispositif de récupération d’énergie électrique sur un câble de puissance monophasé ou multiphasé |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6457509A (en) * | 1987-08-27 | 1989-03-03 | Furukawa Electric Co Ltd | Conductor for wiring |
EP0331182A1 (en) | 1988-03-04 | 1989-09-06 | Yazaki Corporation | Process for manufacturing a compact-stranded wire conductor for wire harnesses |
JPH04368715A (ja) * | 1991-06-14 | 1992-12-21 | Sumitomo Electric Ind Ltd | 耐摩耗性電線 |
JPH05266719A (ja) * | 1990-12-28 | 1993-10-15 | Sumitomo Electric Ind Ltd | ハーネス用電線導体 |
JPH08222036A (ja) * | 1995-02-16 | 1996-08-30 | Sumitomo Electric Ind Ltd | 同軸カールコード用導体 |
JP2003226792A (ja) * | 2002-02-07 | 2003-08-12 | Sumitomo Wiring Syst Ltd | 難燃性樹脂組成物及びこれを用いたノンハロゲン絶縁電線並びにワイヤーハーネス |
JP2004281241A (ja) * | 2003-03-17 | 2004-10-07 | Sumitomo Denko Steel Wire Kk | ワイヤーハーネス用複合線及びその製造方法 |
-
2004
- 2004-07-15 JP JP2004208330A patent/JP2006032084A/ja not_active Abandoned
- 2004-10-07 US US10/959,127 patent/US6900391B1/en active Active
-
2005
- 2005-07-07 WO PCT/JP2005/012609 patent/WO2006008981A1/ja not_active Application Discontinuation
- 2005-07-07 EP EP05765492A patent/EP1793390B1/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6457509A (en) * | 1987-08-27 | 1989-03-03 | Furukawa Electric Co Ltd | Conductor for wiring |
EP0331182A1 (en) | 1988-03-04 | 1989-09-06 | Yazaki Corporation | Process for manufacturing a compact-stranded wire conductor for wire harnesses |
JPH01225006A (ja) * | 1988-03-04 | 1989-09-07 | Yazaki Corp | ワイヤハーネス用圧縮導体 |
JPH05266719A (ja) * | 1990-12-28 | 1993-10-15 | Sumitomo Electric Ind Ltd | ハーネス用電線導体 |
JPH04368715A (ja) * | 1991-06-14 | 1992-12-21 | Sumitomo Electric Ind Ltd | 耐摩耗性電線 |
JPH08222036A (ja) * | 1995-02-16 | 1996-08-30 | Sumitomo Electric Ind Ltd | 同軸カールコード用導体 |
JP2003226792A (ja) * | 2002-02-07 | 2003-08-12 | Sumitomo Wiring Syst Ltd | 難燃性樹脂組成物及びこれを用いたノンハロゲン絶縁電線並びにワイヤーハーネス |
JP2004281241A (ja) * | 2003-03-17 | 2004-10-07 | Sumitomo Denko Steel Wire Kk | ワイヤーハーネス用複合線及びその製造方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1793390A4 |
Also Published As
Publication number | Publication date |
---|---|
US6900391B1 (en) | 2005-05-31 |
EP1793390B1 (en) | 2011-10-26 |
JP2006032084A (ja) | 2006-02-02 |
EP1793390A4 (en) | 2010-07-28 |
EP1793390A1 (en) | 2007-06-06 |
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