WO2016129380A1 - Structure de câblage au sol pour véhicule - Google Patents

Structure de câblage au sol pour véhicule Download PDF

Info

Publication number
WO2016129380A1
WO2016129380A1 PCT/JP2016/052084 JP2016052084W WO2016129380A1 WO 2016129380 A1 WO2016129380 A1 WO 2016129380A1 JP 2016052084 W JP2016052084 W JP 2016052084W WO 2016129380 A1 WO2016129380 A1 WO 2016129380A1
Authority
WO
WIPO (PCT)
Prior art keywords
ground
vehicle
flat cable
wiring structure
terminal
Prior art date
Application number
PCT/JP2016/052084
Other languages
English (en)
Japanese (ja)
Inventor
堺　達郎
Original Assignee
株式会社オートネットワーク技術研究所
住友電装株式会社
住友電気工業株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社オートネットワーク技術研究所, 住友電装株式会社, 住友電気工業株式会社 filed Critical 株式会社オートネットワーク技術研究所
Publication of WO2016129380A1 publication Critical patent/WO2016129380A1/fr

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements

Definitions

  • the present invention relates to a vehicle ground wiring structure in which a ground terminal of an in-vehicle device is grounded to a negative terminal of a battery.
  • the present invention has been made in the background of the above-mentioned circumstances, and its solution is not to require a dedicated metal member and to be disposed in a space where a sufficient height cannot be secured. It is an object of the present invention to provide a novel ground wiring structure for a vehicle.
  • the first aspect of the present invention is a vehicle ground wiring structure for ground connection of the ground terminals of a plurality of in-vehicle devices to the negative terminal of the battery, while being grounded to the negative terminal of the battery,
  • a flat cable provided with a plurality of through-hole-shaped ground points with exposed internal conductors is routed, and the ground terminals of the plurality of in-vehicle devices are connected and fixed to the ground points of the flat cables and on the body. It is fixed.
  • the flat cable connected to the negative terminal of the battery is routed, and the ground terminals of the plurality of in-vehicle devices are connected and fixed to the ground point where the inner conductor of the flat cable is exposed. It is fixed to the body.
  • the ground terminal of a plurality of in-vehicle devices can be connected to ground.
  • the flat cable is a thin strip-like flexible cable whose inner conductor is covered with an insulating coating, the flat cable can be arranged regardless of the shape of the arrangement place in the vehicle. Therefore, the versatility can be improved and the cost can be reduced as compared with the case of using a metal member having a shape corresponding to the place in the vehicle to be disposed as in the prior art.
  • the ground terminal of the in-vehicle device since it is possible to connect the ground terminal of multiple in-vehicle devices to the body simply by connecting to the ground point of the flat cable, the ground terminal of the in-vehicle device is directly fixed to the body and connected to the ground. A wiring space of approximately the same degree is sufficient. Therefore, as compared with the case where the ground terminals of a plurality of in-vehicle devices are connected to a metal member via a connector or the like and connected to the ground as in the conventional non-body earth type structure, the lower part of the seat in the vehicle interior The structure of the present invention can also be adopted in a space where a sufficient height cannot be secured. In addition, since the ground terminal of the in-vehicle device is fixed to the body together with the flat cable, the connection stability and the fixing strength can be stably secured.
  • the flat cable has a bent portion formed in a circular cross-sectional shape, and the bent portion is bent in an arbitrary direction. It is possible.
  • the flat cable can be bent in any direction at the bent portion, the flat cable can be disposed in any path.
  • the bending part which can be bent in such an arbitrary direction can be easily manufactured by thermally compressing an arbitrary portion of the flat cable by post-processing and deforming it into a circle.
  • a third aspect of the present invention is the vehicle ground wiring structure according to the first or second aspect, wherein the inner conductor of the flat cable is composed of a flat metal plate.
  • the inner conductor of the flat cable is composed of a flat metal plate, compared to the case where many core wires are arranged in the length direction as in the conventional structure, the current The capacity can be increased. Therefore, it is possible to reduce the size of the flat cable, and further reduce the weight and cost of the flat cable as the vehicle ground wiring.
  • a fourth aspect of the present invention is the vehicle ground wiring structure according to any one of the first to third aspects, wherein a plurality of the ground terminals of at least one of the in-vehicle devices is provided. is there.
  • the ground terminal of the in-vehicle device can be connected to the negative terminal of the battery via the flat cable more securely and firmly.
  • the flat cable connected to the negative terminal of the battery is routed, and the ground of the plurality of in-vehicle devices is grounded to the ground point where the inner conductor of the flat cable is exposed.
  • the terminal is fixed to the body with the connection fixed.
  • the flat cable is a flexible cable having a thin strip shape in which the inner conductor is covered with an insulating coating
  • the flat cable can be arranged regardless of the shape of the arrangement place in the vehicle. Therefore, the versatility can be improved and the cost can be reduced as compared with the case where a metal member having a shape corresponding to the arrangement location is used.
  • the structure of the present invention can also be adopted in a space where a sufficient height cannot be secured. Moreover, since the ground terminal of the in-vehicle device is fixed to the body together with the flat cable, the connection stability and the fixing strength can be stably secured.
  • FIG. 1 is a perspective view showing a vehicle ground wiring structure as one embodiment of the present invention.
  • FIG. 2 is an exploded perspective view of the vehicle ground wiring structure shown in FIG. 1 (excluding the body). The perspective view which shows the state which formed the bending part in the flat cable shown in FIG. 1, and bent the bending part in the L-shape.
  • FIGS. 1 and 2 show a vehicle ground wiring structure 10 according to an embodiment of the present invention.
  • the vehicle ground wiring structure 10 includes a flat cable 14 routed on the body 12, two in-vehicle devices 16 connected to the flat cable 14, and one ground wire 18.
  • the flat cable 14 is made of, for example, a flat metal plate such as a thin copper plate or a thick copper foil and extends in a strip shape.
  • the flat cable 14 has an electrical insulation property such as an ethylene resin or a styrene resin covering the inner conductor 20. This is a cable having a thin strip-like flexibility as a whole.
  • the flat cable 14 is provided with through-hole-like ground points 24 having a substantially circular cross-sectional shape in a plate thickness direction at a plurality of positions (five in FIG. 1 and FIG. 2) spaced apart in the longitudinal direction.
  • the inner conductor 20 is exposed on the inner surface of the earth point 24, and the bolt 25 and the inner conductor 20 are connected when the conductive bolt 25 is screwed into the earth point 24.
  • the flat cable 14 is provided with a bent portion 26 formed in a circular cross-sectional shape at a desired arbitrary position. It can be bent in a direction (L-shaped in this embodiment). Thereby, it is possible to route the flat cable 14 in an arbitrary path on the body 12.
  • the bent portion 26 that can be bent in any direction can be easily manufactured by, for example, thermally compressing an arbitrary portion of the flat cable 14 by post-processing and deforming it into a circle.
  • the flat cable 14 before bending is indicated by a virtual line.
  • Each of the two in-vehicle devices 16 has a substantially block shape as a whole, and has a structure in which a circuit board (not shown) is accommodated inside a housing 28 formed of a synthetic resin.
  • a connector housing portion 32 having a rectangular concave shape that opens outward is formed at a substantially central portion of the side wall 30a that extends in the longitudinal direction of the in-vehicle device 16 (the back side in FIGS. 1 and 2). ing.
  • the connector 36 provided at the end of the electric wire 34 is accommodated in the connector accommodating portion 32, whereby the electric wire 34 and the in-vehicle device 16 are electrically connected to supply power to the in-vehicle device 16 or the like. Has been made.
  • the in-vehicle device 16 refers to a vehicle electronic control unit such as an ECU, a millimeter wave radar, a telematics unit, or the like.
  • the ground wire 18 has a structure in which a core wire crimping portion 48 provided on the proximal end side of a connection terminal 46 made of, for example, copper or copper alloy is crimped to the core wire 44 exposed at the end of the wire 42. Yes.
  • a connection part 50 having a substantially circular shape in plan view is provided on the distal end side of the connection terminal 46, and a bolt insertion hole 52 having a substantially circular cross-sectional shape penetrating in the thickness direction is provided in the center of the connection part 50. It has been.
  • the ground wire 18 is grounded to a negative terminal of a battery (not shown).
  • a method of grounding and connecting the ground terminals 38 of the two in-vehicle devices 16 to the negative terminal of a battery (not shown) using the flat cable 14 and the ground wire 18 having such a configuration will be described in detail below.
  • the flat cable 14 is routed in a desired arbitrary path on the body 12.
  • the flat cable 14 is arranged so that the ground point 24 of the flat cable 14 overlaps with a fixing portion (not shown) on the body 12 side.
  • the bolt insertion hole 40 of the ground terminal 38 of the two in-vehicle devices 16 and the bolt insertion hole 52 of the connection portion 50 of the ground wire 18 are sequentially arranged so as to overlap the predetermined ground point 24 of the flat cable 14.
  • the conductive bolt 25 is inserted through the bolt insertion holes 40 and 52 and screwed into the ground point 24, and the bolt 25 is further screwed into a fixing portion (not shown) on the body 12 side.
  • the connection portion 50 between the ground terminal 38 and the ground wire 18 of the two in-vehicle devices 16 is connected and fixed to the ground point 24 of the flat cable 14 and is fastened and fixed to a fixing portion (not shown) on the body 12 side. It has become. That is, since the bolt 25 and the internal conductor 20 are connected by screwing the conductive bolt 25 into the ground point 24, the connection of the ground terminal 38 and the connecting portion 50 to the ground point 24 is secured to the bolt. 25.
  • the inner conductor 20 of the flat cable 14 is grounded to the negative terminal of the battery (not shown) via the ground wire 18, and the two in-vehicle devices 16 are grounded via the inner conductor 20 of the flat cable 14.
  • the terminal 38 is also connected to the negative terminal of the battery (not shown).
  • the flat cable 14 in which the internal conductor 20 is grounded to the negative terminal of the battery (not shown) is routed in any desired path on the body 12.
  • the ground terminal 38 of the two in-vehicle devices 16 is fixed to a fixing portion (not shown) on the body 12 side in a state where the ground terminals 38 of the two in-vehicle devices 16 are connected and fixed to the ground point 24 where the inner conductor 20 of the flat cable 14 is exposed.
  • the ground terminal 38 of the two in-vehicle devices 16 is connected and fixed to the ground point 24 of the flat cable 14 and a fixing portion (not shown) on the body 12 side. Can be grounded to the negative terminal of the battery via the flat cable 14.
  • the flat cable 14 is a thin strip-like flexible cable in which the inner conductor 20 is covered with an insulating coating 22, it can be arranged regardless of the shape of the place on the body 12. . Therefore, the versatility can be improved and the cost can be reduced as compared with the conventional case where a metal member having a shape corresponding to the place on the body 12 to be arranged is used.
  • the ground terminals 38 of the two in-vehicle devices 16 can be connected to the ground simply by being fixed to the fixing portion on the body 12 side while being connected to the ground point 24 of the flat cable 14, It is sufficient if there is a wiring space substantially the same as that of the conventional structure in which 38 is directly fixed to the fixing portion on the body 12 side and connected to the ground. Therefore, as compared with the case where the ground terminals 38 of the plurality of in-vehicle devices 16 are connected to the metal member via the connector or the like and connected to the ground as in the conventional non-body earth type structure, the seat in the vehicle interior The structure of the present invention can also be employed in a space where a sufficient height cannot be ensured, such as underneath.
  • ground terminal 38 of the in-vehicle device 16 is also fixed to the fixing portion on the body 12 side together with the flat cable 14, it is possible to stably secure the connection stability and the fixing strength substantially the same as those of the conventional structure. it can.
  • the inner conductor 20 of the flat cable 14 is composed of a flat metal plate, the current capacity is larger than when many core wires are arranged in the length direction as in the conventional structure. Can be increased. Therefore, the flat cable 14 can be reduced in size, and the flat cable 14 as the vehicle ground wiring can be further reduced in weight and cost. Since the two in-vehicle devices 16 are each provided with two ground terminals 38, the ground terminal 38 of the in-vehicle device 16 is more securely and firmly connected to the negative terminal of the battery via the flat cable 14. be able to.
  • a pair of ground terminals 38 and 38 are provided in the two in-vehicle devices 16, but a plurality (two or more) of ground terminals 38 are provided in at least one in-vehicle device 16.
  • both the in-vehicle device 16 and the ground wire 18 are disposed only on one side in the width direction of the flat cable 14 (the back side in FIG. 1), but the other in the width direction of the flat cable 14. It may be arranged on the side (front side in FIG. 1) or on both sides.
  • the ground wire 18 is connected to the ground point 24 of the flat cable 14 from the connecting portion 50 in a direction perpendicular to the longitudinal direction of the flat cable 14. Although extended, the extending direction may be any direction.
  • connection and fixing of the ground terminal 38 of the in-vehicle device 16 and the ground point 24 of the flat cable 14 and the fixing structure to the body 12 are not limited to the structure using the illustrated bolt 25, and the ground terminal 38 and the ground point 24 are connected. Any structure can be selected as long as it can be fixed to the body 12 while being fixed. For example, it is also possible to use a conductive press-fit pin or the like that is press-fitted into a fixing portion (not shown) on the body 12 side while being inserted into and pressed into the bolt insertion holes 40 and 52.
  • SYMBOLS 10 Ground wiring structure for vehicles
  • 12 Body
  • 14 Flat cable
  • 16 In-vehicle apparatus
  • 20 Internal conductor
  • 24 Ground point
  • 26 Bending part
  • 38 Ground terminal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Multi-Conductor Connections (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

L'invention concerne une nouvelle structure de câblage au sol de véhicule qui peut être placée sans nécessiter d'éléments métalliques spéciaux, même dans des espaces où une hauteur suffisante ne peut pas être garantie. La présente invention concerne une structure de câblage au sol de véhicule 10 pour mettre à la masse des bornes de masse 38 d'une pluralité de dispositifs à bord 16 sur la borne négative d'une batterie, un câble plat 14 étant acheminé, celui-ci étant mis à la masse sur la borne négative de la batterie et dans lequel sont disposés une pluralité de points de masse en forme de trou traversant 24, dans lesquels le conducteur interne 20 est exposé, et les bornes de masse 38 de la pluralité de dispositifs à bord 16 sont connectées et fixées aux points de masse 24 du câble plat 14 et fixées à un corps 12.
PCT/JP2016/052084 2015-02-13 2016-01-26 Structure de câblage au sol pour véhicule WO2016129380A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015-026086 2015-02-13
JP2015026086A JP2016147601A (ja) 2015-02-13 2015-02-13 車両用アース配線構造

Publications (1)

Publication Number Publication Date
WO2016129380A1 true WO2016129380A1 (fr) 2016-08-18

Family

ID=56615191

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2016/052084 WO2016129380A1 (fr) 2015-02-13 2016-01-26 Structure de câblage au sol pour véhicule

Country Status (2)

Country Link
JP (1) JP2016147601A (fr)
WO (1) WO2016129380A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110588544A (zh) * 2019-09-27 2019-12-20 佛山市飞驰汽车制造有限公司 新能源汽车电器系统接地共地的装置及共地接地的方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009241809A (ja) * 2008-03-31 2009-10-22 Furukawa Electric Co Ltd:The 車両用アース配線構造
JP2011245898A (ja) * 2010-05-24 2011-12-08 Autonetworks Technologies Ltd 車載用フラットケーブル
JP2012115019A (ja) * 2010-11-24 2012-06-14 Sumitomo Wiring Syst Ltd ワイヤハーネス
JP2012152064A (ja) * 2011-01-20 2012-08-09 Sumitomo Wiring Syst Ltd ワイヤハーネスの配索構造

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009241809A (ja) * 2008-03-31 2009-10-22 Furukawa Electric Co Ltd:The 車両用アース配線構造
JP2011245898A (ja) * 2010-05-24 2011-12-08 Autonetworks Technologies Ltd 車載用フラットケーブル
JP2012115019A (ja) * 2010-11-24 2012-06-14 Sumitomo Wiring Syst Ltd ワイヤハーネス
JP2012152064A (ja) * 2011-01-20 2012-08-09 Sumitomo Wiring Syst Ltd ワイヤハーネスの配索構造

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110588544A (zh) * 2019-09-27 2019-12-20 佛山市飞驰汽车制造有限公司 新能源汽车电器系统接地共地的装置及共地接地的方法

Also Published As

Publication number Publication date
JP2016147601A (ja) 2016-08-18

Similar Documents

Publication Publication Date Title
CN101364679B (zh) 电连接组件
US8851935B2 (en) Electrical wire harness connector
US7597563B2 (en) Conducting member and connector having conducting member
US9343725B2 (en) Bus bar module and power supply unit
US20060278423A1 (en) High-voltage wire harness
US6840783B2 (en) Press-fit bus bar distributing power
US20130092434A1 (en) Integrated shielding protector and wire harness
US10658804B2 (en) Branching structure and wire harness
US20180118135A1 (en) Branch structure and wire harness
US20110183529A1 (en) Tolerance compensating, electric connector, in particular for motor vehicle control devices
US20090039865A1 (en) Printed circuit board for sensing voltage drop
US20180118137A1 (en) Branch structure and wire harness
US6051782A (en) Conductor layout for electrical junction box
US20220077638A1 (en) Charging socket with interface
EP2845266B1 (fr) Borne à sertir, structure de raccordement de câbles électriques et boîte de jonction électrique
US7674127B2 (en) Electrical contact-making element
WO2016129380A1 (fr) Structure de câblage au sol pour véhicule
CN109428183B (zh) 电池连接模块
US20070190849A1 (en) Lamp unit
EP3179566B1 (fr) Capteur electronique
KR200357907Y1 (ko) 자동차용 멀티 어스 터미널
JP2018107056A (ja) 導電部材及び複数の導電部材を用いた導電路
CN210136947U (zh) 电池装置
CN220138704U (zh) 一种电连接装置
US20240178625A1 (en) Electronic component unit and wire harnesses

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 16749025

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 16749025

Country of ref document: EP

Kind code of ref document: A1