WO2006008982A1 - 自動車用電線 - Google Patents
自動車用電線 Download PDFInfo
- Publication number
- WO2006008982A1 WO2006008982A1 PCT/JP2005/012610 JP2005012610W WO2006008982A1 WO 2006008982 A1 WO2006008982 A1 WO 2006008982A1 JP 2005012610 W JP2005012610 W JP 2005012610W WO 2006008982 A1 WO2006008982 A1 WO 2006008982A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cross
- sectional area
- conductor
- electric wire
- wire
- Prior art date
Links
- 239000004020 conductor Substances 0.000 claims abstract description 124
- 230000006835 compression Effects 0.000 claims abstract description 55
- 238000007906 compression Methods 0.000 claims abstract description 55
- 230000002093 peripheral effect Effects 0.000 claims abstract description 41
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 20
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052802 copper Inorganic materials 0.000 claims abstract description 18
- 239000010949 copper Substances 0.000 claims abstract description 18
- 239000010935 stainless steel Substances 0.000 claims abstract description 14
- 229910000881 Cu alloy Inorganic materials 0.000 claims abstract description 10
- 239000002356 single layer Substances 0.000 claims 1
- 239000011248 coating agent Substances 0.000 description 13
- 238000000576 coating method Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 13
- 238000005452 bending Methods 0.000 description 11
- 238000009413 insulation Methods 0.000 description 6
- 230000020169 heat generation Effects 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000005482 strain hardening Methods 0.000 description 4
- 150000001336 alkenes Chemical class 0.000 description 3
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000036319 strand breaking Effects 0.000 description 2
- 229910017526 Cu-Cr-Zr Inorganic materials 0.000 description 1
- 229910017755 Cu-Sn Inorganic materials 0.000 description 1
- 229910002482 Cu–Ni Inorganic materials 0.000 description 1
- 229910017810 Cu—Cr—Zr Inorganic materials 0.000 description 1
- 229910017927 Cu—Sn Inorganic materials 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 101150000971 SUS3 gene Proteins 0.000 description 1
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- H01B13/0006—Apparatus or processes specially adapted for manufacturing conductors or cables for reducing the size of conductors or cables
-
- 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
- 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. Further, as the cross-sectional area of the conductors, when used in automobile interior nominal cross-sectional area of 0. 35 mm 2 mm, when used in an engine room, a nominal cross-sectional area 0. 50 mm 2 around the wire a common It was.
- the diameter of the central wire is made larger than the diameter of the peripheral wire, and a compression conductor is used as the conductor.
- the cross-sectional area force before compression of the compression conductor is within an appropriate range for the compression ratio to the cross-sectional area after compression. It has been found that, in addition to being able to respond to smaller diameters, it is possible to solve the problem of heat generation due to the peripheral strand breaking before the central strand, and to maintain an excellent impact fracture load. The present invention has been completed.
- a compressed conductor formed by arranging a plurality of peripheral wires made of copper or copper alloy in close contact with each other around a single center wire made of stainless steel so as to surround the center wire.
- the cross-sectional area of the conductor is from 0.10 to 0.30 mm 2 ;
- Ratio of the cross-sectional area of the central wire to the cross-sectional area of the conductor C ⁇ A / (A + B) ⁇ X 100 [%] (where A is the cross-sectional area of the central wire and B is the peripheral wire) [0007] Further, the invention according to claim 2 provides:
- the diameter of the central strand is larger than the diameter of the peripheral strand
- the cross-sectional area of the conductor is from 0.10 to 0.30 mm 2 ;
- 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 conceptual diagram showing the state of a bending test.
- FIG. 6 is a graph showing the relationship between the compressibility and elongation at break for stainless steel wires.
- FIG. 7 is a graph showing the relationship between the tensile distance and breaking load associated with the change in compressibility of stainless steel wire.
- FIG. 8 is a graph showing the relationship between the tensile distance and breaking load associated with changes in the conductor compressibility. Explanation of symbols
- 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.
- the cross-sectional area of the conductor is preferably from 0.10 to 0.30 mm 2 .
- the ratio of the cross-sectional area of the central wire to the cross-sectional area of the conductor is set to C force 19.6% or more (invention of claim 1), or the diameter of the central wire is the peripheral element. since the rot larger than the diameter of the line (the second aspect of the present invention), it is possible to obtain a tensile strength satisfactory even to wire cross-sectional area 0. 10-0. 30 mm 2 conductors. Further, according to the invention of claim 1 in which the ratio C is 19.6% or more, it is possible to obtain the tensile strength (hereinafter referred to as terminal fixing force) at the terminal fixing portion, which is regarded as important in the electric wire for automobiles.
- the compressibility is increased too much, the impact fracture load decreases.
- the required impact breaking load of 5N or more can be realized by reducing the compression ratio to 20% or less in the range of the cross-sectional area of the conductor. I helped.
- the conductor is preferably compressed by a compression die.
- peripheral strand since the peripheral strand is disposed only once around the central strand, the peripheral strand can be stably disposed with respect to the central strand.
- the diameter of the conductor is reduced to the limit, it cannot withstand a large impact load. On the other hand, if the diameter of the conductor cannot be advanced sufficiently, it is compatible with the high degree of digitization in today's automobiles. The number of wiring that can be done cannot be satisfied.
- the practically preferred conductor cross-sectional area is 0.13 to 0.25 mm2.
- the conductor cross-sectional area is 0.13 to 0.25 mm2
- the ratio C of the cross-sectional area of the central strand to the cross-sectional area of the conductor is 19.6 to 29.1%. I like it.
- the cross-sectional area of the conductor is 0.13 to 0.25 mm 2 ;
- the invention according to claim 4 a shall be applicable to this preferred embodiment of the invention of claim 2, the cross-sectional area of the conductor is 0. 13-0. 25 mm 2
- the most practical cross-sectional area of a conductor when used in an automobile interior when the diameter of the conductor is most advanced while considering tensile strength, impact load, and flexibility is the invention of claim 1.
- the nominal cross-sectional area is 0.13 mm 2 .
- the conductor cross-sectional area is 0.13 mm 2 .
- the ratio C of the cross-sectional area of the central strand to the cross-sectional area of the conductor is more preferably 24.5 to 29.1%.
- the cross-sectional area of the conductor is 0.13 mm 2 in nominal cross-sectional area
- the electric wire for an automobile according to claim 1, wherein the electric wire is used in an automobile room.
- the cross-sectional area of the conductor that is practically optimal when used in an engine room when the conductor's small diameter is most advanced while considering tensile strength, impact load, and flexibility. Is 0.22 mm 2 in the nominal sectional area in both the invention of claim 1 and the invention of claim 2. In the invention of claim 1, it is further preferable that the conductor cross-sectional area is 0.22 mm 2 and the ratio C of the cross-sectional area of the central strand to the cross-sectional area of the conductor is 24.5 to 29.1%.
- the cross-sectional area of the conductor is 0.22 mm 2 in nominal cross-sectional area
- the ratio of the cross-sectional area of the central strand to the cross-sectional area of the conductor is C force 24.5 to 29.1%, and is further used in an engine room. It is an electric wire.
- 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.
- Figure 3 shows FIG. 5 is a cross-sectional view showing a state before compression of a conductor in an example of seven peripheral wires.
- 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 has a cross-sectional area that is closely arranged in the circumferential direction and twisted to form a twisted wire structure, and the cross-sectional area of the center wire 22 is set to have a predetermined relationship with the cross-sectional area of the conductor 21.
- the diameter of the center 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 through 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 having the same cross-sectional area are arranged in close contact with each other around the central strand. It is preferable to set the number of peripheral strands to 7 or more because the cross-sectional area is set to a predetermined relationship with the cross-sectional area of the conductor. If the diameter of the central wire is larger than the diameter of the surrounding wire, it is set to 7 or more. In this case, 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: 8 LOs are 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 the conductor is 62.5 N or more for the automobile interior, and for the engine room. Is preferably 100 N or more.
- the same terminal fixing force is preferably 50N or more for automobile interiors and 70N or more for engine compartments.
- the terminal fixing force the terminal is fixed by pressing the terminal so that the conductor does not come off, the terminal is fixed, the other end of the conductor is pulled, and the tensile breaking load when the conductor breaks at the terminal fixing portion. was measured.
- the ratio C is required der least 5% 24. To be a part of it.
- the number of bending breaks of the conductor is required to be 150 times or more, preferably 250 times or more, and in order to exceed this value, the ratio C is determined when the cross-sectional area of the conductor is 0.14 mm 2 . is 40.6%, in the case of the cross-sectional area 0. 25 mm 2 conductor, mow the need to below 5% 24. is minute.
- the final product as an automobile electric wire is provided with an insulation coating around the conductor.
- the insulation coating conventionally used polysalt gel (PVC), polyethylene (foaming system) ), Halogen-free materials, and various types of resin materials such as tetrafluoroethylene can be used.
- PVC polysalt gel
- polyethylene polyethylene (foaming system)
- Halogen-free materials and various types of resin materials such as tetrafluoroethylene can be used.
- the thickness of the insulating coating is appropriately set according to the finished outer diameter of the conductor.
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Conductors (AREA)
- Non-Insulated Conductors (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05765493A EP1783784A4 (en) | 2004-07-15 | 2005-07-07 | ELECTRIC CABLE FOR MOTOR VEHICLES |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004-208272 | 2004-07-15 | ||
JP2004-208110 | 2004-07-15 | ||
JP2004208110A JP2006032076A (ja) | 2004-07-15 | 2004-07-15 | 自動車用電線 |
JP2004208272A JP2006032081A (ja) | 2004-07-15 | 2004-07-15 | 自動車用電線 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006008982A1 true WO2006008982A1 (ja) | 2006-01-26 |
Family
ID=35598238
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/012610 WO2006008982A1 (ja) | 2004-07-15 | 2005-07-07 | 自動車用電線 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7060907B2 (ja) |
EP (1) | EP1783784A4 (ja) |
WO (1) | WO2006008982A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007042475A (ja) * | 2005-08-04 | 2007-02-15 | Sumitomo Wiring Syst Ltd | 自動車用電線 |
US8154251B2 (en) | 2007-07-13 | 2012-04-10 | Cummins, Inc. | System and method for controlling vehicle idling and maintaining vehicle electrical system integrity |
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 |
US7744404B1 (en) | 2009-11-03 | 2010-06-29 | Merchandising Technologies, Inc. | Cable management system for product display |
JP6002360B2 (ja) * | 2010-07-21 | 2016-10-05 | 矢崎総業株式会社 | 端子付電線 |
WO2013051096A1 (ja) * | 2011-10-04 | 2013-04-11 | 東京特殊電線株式会社 | 信号伝送ケーブル用中空コア体 |
US10706694B2 (en) * | 2011-12-21 | 2020-07-07 | Mobile Tech, Inc. | Security/tether cable |
JP5814291B2 (ja) * | 2013-04-11 | 2015-11-17 | トヨタ自動車株式会社 | 素線の集合体の製造方法 |
US10872711B2 (en) * | 2017-08-01 | 2020-12-22 | Sumitomo Electric Industries, Ltd. | Cable having a twisted pair electronic wire and a release layer |
US11289239B2 (en) * | 2018-02-20 | 2022-03-29 | Junkosha Inc. | Electric wire, cable harness and flying object |
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 (6)
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 |
JPH0239414U (ja) * | 1988-09-08 | 1990-03-16 | ||
JPH05266719A (ja) * | 1990-12-28 | 1993-10-15 | Sumitomo Electric Ind Ltd | ハーネス用電線導体 |
JPH081217U (ja) * | 1996-01-16 | 1996-07-30 | 住友電装株式会社 | 機器配線用電線 |
JPH08222036A (ja) * | 1995-02-16 | 1996-08-30 | Sumitomo Electric Ind Ltd | 同軸カールコード用導体 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6137060A (en) * | 1997-05-02 | 2000-10-24 | General Science And Technology Corp | Multifilament drawn radiopaque highly elastic cables and methods of making the same |
JP3719163B2 (ja) * | 2001-05-25 | 2005-11-24 | 日立電線株式会社 | 可動部配線材用撚線導体及びそれを用いたケーブル |
JP2005158450A (ja) * | 2003-11-25 | 2005-06-16 | Sumitomo Wiring Syst Ltd | 自動車用電線 |
JP2006032084A (ja) * | 2004-07-15 | 2006-02-02 | Sumitomo Wiring Syst Ltd | 自動車用電線 |
-
2004
- 2004-10-07 US US10/959,126 patent/US7060907B2/en not_active Expired - Lifetime
-
2005
- 2005-07-07 WO PCT/JP2005/012610 patent/WO2006008982A1/ja not_active Application Discontinuation
- 2005-07-07 EP EP05765493A patent/EP1783784A4/en not_active Withdrawn
Patent 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 |
JPH01225006A (ja) * | 1988-03-04 | 1989-09-07 | Yazaki Corp | ワイヤハーネス用圧縮導体 |
JPH0239414U (ja) * | 1988-09-08 | 1990-03-16 | ||
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 |
JPH081217U (ja) * | 1996-01-16 | 1996-07-30 | 住友電装株式会社 | 機器配線用電線 |
Non-Patent Citations (1)
Title |
---|
See also references of EP1783784A4 |
Also Published As
Publication number | Publication date |
---|---|
US7060907B2 (en) | 2006-06-13 |
EP1783784A1 (en) | 2007-05-09 |
EP1783784A4 (en) | 2010-08-04 |
US20060011378A1 (en) | 2006-01-19 |
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