WO2018179867A1 - Faisceau de fils et unité de dispositif de stockage d'énergie - Google Patents

Faisceau de fils et unité de dispositif de stockage d'énergie Download PDF

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Publication number
WO2018179867A1
WO2018179867A1 PCT/JP2018/004086 JP2018004086W WO2018179867A1 WO 2018179867 A1 WO2018179867 A1 WO 2018179867A1 JP 2018004086 W JP2018004086 W JP 2018004086W WO 2018179867 A1 WO2018179867 A1 WO 2018179867A1
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WO
WIPO (PCT)
Prior art keywords
conductor
plate
charging
wire harness
storage device
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Application number
PCT/JP2018/004086
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English (en)
Japanese (ja)
Inventor
章一 野村
Original Assignee
矢崎総業株式会社
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Filing date
Publication date
Application filed by 矢崎総業株式会社 filed Critical 矢崎総業株式会社
Publication of WO2018179867A1 publication Critical patent/WO2018179867A1/fr

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    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members

Definitions

  • the present invention relates to a wire harness and a power storage device unit.
  • Patent Document 1 discloses a harness for an electric vehicle including a power unit, a charging port, a charging harness, a first harness clip, and a second harness clip.
  • the charging harness includes a plurality of harnesses that connect a power unit elastically supported by the vehicle body and a charging port fixedly supported by the vehicle body.
  • a 1st harness clip fixes the middle of a some harness to a vehicle body in the state which maintained the harness space
  • a 2nd harness clip fixes the middle of the some harness between a 1st harness clip and a power unit to a power unit in the state which maintained the harness space
  • the harness arrangement structure for an electric vehicle described in Patent Document 1 described above has room for further improvement in terms of, for example, mountability on a vehicle.
  • the present invention has been made in view of the above circumstances, and an object of the present invention is to provide a wire harness and a power storage device unit that can be mounted on a vehicle.
  • a wire harness according to the present invention is formed into a plate shape having conductivity, a charging inlet provided in a vehicle, and a power storage device provided in the vehicle and capable of storing electric power.
  • a plate-like conductor constituting at least an end portion on the charge inlet side of a charging conductive path that extends and conducts electricity, and is directly attached to an end portion on the charge inlet side of the plate-like conductor and held in the charge inlet And an inlet terminal.
  • a plurality of conductive wires are bundled to form a linear shape, and a linear conductor that constitutes an end portion of the charging conductive path on the power storage device side, the plate-shaped conductor, and the wire conductor A connecting portion electrically connected to the linear conductor may be provided.
  • a power storage device unit includes a power storage device provided in a vehicle and capable of storing electric power, and a wire harness electrically connected to the power storage device, wherein the wire harness Is formed in the shape of a plate having conductivity, and constitutes at least the end portion on the charging inlet side of a charging conductive path that conducts electricity by extending over a charging inlet provided in the vehicle and the power storage device And an inlet terminal directly attached to an end of the plate conductor on the charging inlet side and held by the charging inlet.
  • the charging conductive path extends over the charging inlet and the power storage device to conduct electricity.
  • the wire harness and the power storage device unit can charge the power storage device by supplying power from the charge inlet side to the power storage device via the charging conductive path.
  • at least the end portion on the charging inlet side of the charging conductive path is configured by a plate-like conductor, and the inlet terminal is directly attached to the end portion on the charging inlet side of the plate-like conductor. .
  • the wire harness can regulate the end portion on the charging inlet side of the wiring path of the charging conductive path by the plate-like conductor, and is assembled to the vehicle by holding the inlet terminal in the charging inlet in this state. .
  • the wire harness and the power storage device unit have an effect that the mounting property to the vehicle can be improved.
  • FIG. 1 is a schematic perspective view illustrating a schematic configuration of an EV system to which the wire harness according to the embodiment is applied.
  • FIG. 2 is a schematic perspective view illustrating a schematic configuration of an EV system to which the wire harness according to the embodiment is applied.
  • FIG. 3 is a schematic perspective view illustrating a schematic configuration of the wire harness according to the embodiment.
  • FIG. 4 is a schematic perspective view illustrating a schematic configuration of the wire harness according to the embodiment.
  • Drawing 5 is a typical sectional view showing the schematic structure of the covering bus bar of the wire harness concerning an embodiment.
  • FIG. 6 is a schematic cross-sectional view illustrating a schematic configuration of the covered electric wire of the wire harness according to the embodiment.
  • FIG. 1 is a schematic perspective view illustrating a schematic configuration of an EV system to which the wire harness according to the embodiment is applied.
  • FIG. 2 is a schematic perspective view illustrating a schematic configuration of an EV system to which the wire harness according to the embodiment is applied.
  • FIG. 3 is
  • FIG. 7 is a schematic cross-sectional view illustrating a schematic configuration of a covering joint portion of the wire harness according to the embodiment.
  • FIG. 8 is a schematic partial perspective view illustrating a schematic configuration of a covering joint portion of the wire harness according to the embodiment.
  • FIG. 9 is a schematic partial exploded perspective view including the inlet terminal of the wire harness according to the embodiment.
  • FIG. 10 is a schematic partially exploded perspective view including connection terminals of the wire harness according to the embodiment.
  • FIG. 11 is a schematic block diagram illustrating a schematic configuration of a wire harness and a power storage device unit according to a modification.
  • FIG. 12 is a schematic block diagram illustrating a schematic configuration of a wire harness and a power storage device unit according to a modification.
  • a wire harness 1 according to the present embodiment shown in FIGS. 1 and 2 is an electrical module that is applied to a vehicle V and is used for power supply and the like by electrically connecting each device of the vehicle V.
  • the vehicle V of the present embodiment is typically an electric vehicle (EV) or a plug-in hybrid electric vehicle (PHEV).
  • the wire harness 1 constitutes the EV system 100 in the vehicle V.
  • the EV system 100 constitutes a power unit that generates driving power from electric power in the vehicle V.
  • the EV system 100 includes a motor generator 101, an inverter 102, and a power storage device unit 103.
  • the motor generator 101 is a power source that is provided in the vehicle V and generates driving power, and is a so-called rotating machine.
  • the inverter 102 is provided in the vehicle V and can convert DC power and AC power to each other.
  • the power storage device unit 103 includes a power storage device 104 provided in the vehicle V and capable of storing power.
  • the power storage device 104 is a chargeable / dischargeable secondary battery, and includes a battery pack in which a plurality of battery cells are arranged and electrically connected.
  • Motor generator 101 is electrically connected to inverter 102.
  • Inverter 102 is electrically connected to power storage device 104 of power storage device unit 103 via cable 105.
  • inverter 102 converts DC power supplied from power storage device 104 via cable 105 to AC power, and supplies the AC power to motor generator 101.
  • the motor generator 101 is driven by the AC power supplied from the inverter 102 to generate power for traveling the vehicle V.
  • the wire harness 1 is provided with wire harness 1 in which power storage device unit 103 is further electrically connected to power storage device 104 in addition to power storage device 104.
  • the wire harness 1 is routed across the charging inlet 106 and the power storage device 104 provided in the vehicle V, and constitutes a so-called charging wire harness.
  • the charging inlet 106 constitutes a charging port into which the charging connector 107 can be fitted.
  • the charging connector 107 is electrically connected to a power source and can supply power from the power source.
  • the wire harness 1 electrically connects the charging connector 107 fitted to the charging inlet 106 and the power storage device 104.
  • the wire harness 1 supplies DC power for charging from the charging inlet 106 and the charging connector 107 side to the power storage device 104 side.
  • the power storage device 104 is charged by DC power supplied from the charging connector 107 via the charging inlet 106 and the wire harness 1.
  • the EV system 100 configured as described above, for example, has a tendency that the DC power flowing through the wire harness 1 is relatively increased in voltage and current in response to a request for increasing the output of charging DC power by rapid charging or the like. It is in.
  • the wire harness 1 of the present embodiment has such a tendency, and at least a part of the charging conductive path 50 is configured by the plate-like conductor 21. With this configuration, the wire harness 1 is mounted on the vehicle V even when the DC power flowing through the wire harness 1 is increased in voltage and current and the cross-sectional shape of the conductive portion of the charging conductive path 50 is increased.
  • the structure which can aim at a property improvement is implement
  • the configuration of the wire harness 1 will be described in detail with reference to the drawings.
  • the wire harness 1 of the present embodiment typically has a relatively large output (for example, about 150 kw), a high voltage (for example, about 400 to 500 V), and a large current (for example, 300 to 400 A) DC power. It demonstrates as what comprises the charging wire harness for the rapid charge which flows.
  • the wire harness 1 supplies relatively high voltage and large direct current power to the power storage device 104 as charging power.
  • the EV system 100 may be provided with a charging wire harness for normal charging, in addition to the wire harness 1 that is a charging wire harness for quick charging, with a relatively small output, low voltage, and small current DC power flowing therethrough. Good.
  • the wire harness 1 may include a communication line that connects the charging inlet 106 and the power storage device 104 and conducts various electric signals.
  • the wire harness 1 is formed in a plate shape having conductivity, and constitutes at least the end of the charging conductive path 50 on the charging inlet 106 side.
  • the conductor 21 is provided.
  • charging conductive path 50 is a conductive path that extends across charging inlet 106 and power storage device 104 and conducts electricity in vehicle V.
  • the charging conductive path 50 is a rapid charging conductive path that supplies relatively high voltage and large DC power as charging power from the charging connector 107 fitted to the charging inlet 106 to the power storage device 104. It is.
  • the plate-like conductor 21 formed in a plate shape constitutes at least the end of the charging conductive path 50 on the charging inlet 106 side.
  • the wire harness 1 of the present embodiment includes a covered bus bar 2, a covered electric wire 3, and a covered connecting portion 4.
  • the coated bus bar 2 includes a plate-shaped conductor 21 and a plate-shaped conductor insulating coating 22.
  • the covered electric wire 3 includes a linear conductor 31 and a linear conductor insulating coating 32.
  • the covering connecting portion 4 includes a connecting portion 41 and a connecting portion insulating coating 42. That is, in other words, the wire harness 1 includes the plate-shaped conductor 21, the plate-shaped conductor insulating coating 22, the linear conductor 31, the linear conductor insulating coating 32, the connecting portion 41, and the connecting portion insulating coating 42. Is.
  • the covered bus bar 2 includes a conductive plate-like conductor 21 and an insulating plate-like conductor insulating coating 22.
  • the coated bus bar 2 is a so-called insulated bus bar in which the outer surface side of the plate-like conductor 21 is covered with a plate-like conductor insulating coating 22 and covered.
  • the plate-like conductor 21 is a flat plate-like conductor formed in a substantially rectangular plate shape, and is made of a metal material through which electricity passes.
  • the plate-like conductor 21 is formed in a flat plate shape, and for example, a bus bar, an extruded flat wiring material, or the like can be used.
  • the plate-like conductor 21 includes, for example, copper, a copper alloy, aluminum, an aluminum alloy, or the like.
  • the plate-like conductor 21 of the present embodiment is made of aluminum or an aluminum alloy. That is, the plate-like conductor 21 of the present embodiment is a so-called aluminum flat bar.
  • the plate-like conductor 21 is formed to extend with substantially the same cross-sectional shape with respect to the plate-like extending direction.
  • the plate-shaped conductor 21 constitutes at least the end portion on the charging inlet 106 side of the charging conductive path 50.
  • the plate-like conductor 21 has higher rigidity than the linear conductor 31 described later.
  • the plate-like conductor insulation coating 22 is a bus bar coating (so-called sheath) that is formed of an insulating resin material and is provided in contact with the outer surface of the plate-like conductor 21 and covers the outer surface of the plate-like conductor 21.
  • the plate-like conductor insulation coating 22 is, for example, an insulating resin material (PP (polypropylene), PVC (polyvinyl chloride), crosslinked PE (polyethylene), etc.) on the outer surface side of the plate-like conductor 21. Wear resistance or chemical resistance It is appropriately selected in consideration of the property, heat resistance, etc.).
  • the plate-like conductor insulation coating 22 is, for example, a dipping process (a process in which the plate-like conductor 21 is submerged in a resin material), a spray process (a process in which the resin material is sprayed onto the plate-like conductor 21), or the like.
  • the surface of the plate-like conductor 21 may be formed by applying a resin material.
  • the plate-like conductor insulation coating 22 is formed, for example, by mounting a heat-shrinkable tube formed in a tubular shape with a resin material on the outer surface of the plate-like conductor 21, heating the heat-shrinkable tube, applying heat, and shrinking. Also good.
  • the plate-like conductor insulation coating 22 is formed from one end to the other end in the extending direction of the plate-like conductor 21.
  • the cross-sectional shape of the plate-shaped conductor 21 (cross-sectional shape orthogonal to the extending direction) is substantially rectangular
  • the cross-sectional shape of the plate-shaped conductor insulating coating 22 (cross-sectional shape orthogonal to the extending direction) is a substantially rectangular frame. As a whole, it has a substantially rectangular cross-sectional shape.
  • the coated bus bar 2 of the present embodiment is provided with a total of two wires, that is, one supply line 2A for power supply and one ground wire 2B for grounding.
  • the supply line 2 ⁇ / b> A is a wiring body that is electrically connected to the anode (plus electrode) of the power storage device 104 and conducts power of a predetermined voltage and current to the power storage device 104.
  • the ground wire 2 ⁇ / b> B is a wiring body that is electrically connected to the cathode (minus electrode) of the power storage device 104 and takes a so-called ground (ground).
  • the supply line 2 ⁇ / b> A and the ground line 2 ⁇ / b> B are formed separately from each other, and are bent into a shape corresponding to the routing route in the vehicle V.
  • both of the supply line 2A and the ground line 2B are such that the long side direction of the substantially rectangular cross section is along the height direction (typically the vertical direction) of the vehicle V, and the short side direction is the height direction.
  • Supply line 2 ⁇ / b> A and ground line 2 ⁇ / b> B are opposed to and extend adjacent to each other at an interval with respect to the height direction, and are provided at two locations according to the routing route from charging inlet 106 to power storage device 104. A bent portion is formed.
  • the supply line 2 ⁇ / b> A and the ground line 2 ⁇ / b> B are bent in both the edgewise direction (width direction) and the flatwise direction (thickness direction) to have shapes corresponding to the routing route in the vehicle V.
  • the supply line 2 ⁇ / b> A and the ground line 2 ⁇ / b> B are bent into a shape corresponding to the routing route in the vehicle V, for example, by various devices for bending.
  • the supply line 2A and the ground line 2B may be simply referred to as “covered bus bar 2” when it is not necessary to distinguish between the supply line 2A and the ground line 2B.
  • the supply line 2 ⁇ / b> A and the ground line 2 ⁇ / b> B are described as extending adjacent to each other with a space therebetween, but the present invention is not limited thereto.
  • the supply line 2A and the ground line 2B may extend in close contact with each other without being spaced from each other.
  • the supply line 2A and the ground line 2B are shared by the plate-shaped conductor insulation coating 22, and the plate-shaped conductor 21 of the supply line 2A and the plate-shaped conductor 21 of the ground line 2B are combined by one plate-shaped conductor insulation coating 22. And may be coated and integrated.
  • the covered electric wire 3 includes a linear conductor 31 having conductivity and a linear conductor insulating coating 32 having insulation.
  • the covered electric wire 3 is a so-called insulated wire core in which the outer surface side of the linear conductor 31 is covered with a linear conductor insulating coating 32 and covered.
  • the linear conductor 31 is a core wire obtained by twisting a plurality of conductive wires 31a, and is made of a metal material through which electricity passes.
  • the strand 31a which comprises the linear conductor 31 is comprised including copper, a copper alloy, aluminum, an aluminum alloy, etc., for example.
  • the strand 31a of this embodiment is comprised with copper or a copper alloy.
  • the linear conductor 31 is formed to extend with substantially the same diameter with respect to the linear extending direction.
  • the linear conductor 31 constitutes at least a part of the charging conductive path 50.
  • the linear conductor 31 has higher flexibility than the plate conductor 21 described above.
  • the linear conductor insulation coating 32 is an electric wire coating (so-called sheath) that is formed of an insulating resin material and is provided in contact with the outer surface of the linear conductor 31 and covers the outer surface of the linear conductor 31.
  • the linear conductor insulation coating 32 is, for example, an insulating resin material (PP (polypropylene), PVC (polyvinyl chloride), crosslinked PE (polyethylene), etc.) on the outer surface side of the linear conductor 31. Wear resistance and chemical resistance.
  • the linear conductor insulation coating 32 may be formed by applying a resin material to the surface of the linear conductor 31 by dipping treatment, spray treatment, or the like, similarly to the plate-like conductor insulation coating 22 described above.
  • the heat shrinkable tube made of a resin material may be used.
  • the linear conductor insulation coating 32 is formed from one end to the other end in the extending direction of the linear conductor 31.
  • the cross-sectional shape of the linear conductor 31 (cross-sectional shape orthogonal to the extending direction) is substantially circular
  • the cross-sectional shape of the linear conductor insulating coating 32 cross-sectional shape orthogonal to the extending direction) is substantially circular. As a whole, it has a substantially circular cross-sectional shape.
  • the covered electric wire 3 of the present embodiment is provided with a total of two wires, that is, one supply line 3A for supplying power and one earth wire 3B for grounding.
  • the supply line 3A is a wiring body that is electrically connected to the anode (positive electrode) of the power storage device 104, and conducts power of a predetermined voltage and current to the power storage device 104. It is electrically connected to the supply line 2A.
  • the ground wire 3B is electrically connected to the cathode (negative electrode) of the power storage device 104 and is a wiring body for taking a so-called ground (grounding).
  • the ground wire 3B is electrically connected to the above-described ground wire 2B via the covering connecting portion 4. Connected.
  • the supply line 3A and the ground line 3B are formed separately from each other.
  • supply line 3 ⁇ / b> A and ground line 3 ⁇ / b> B are formed so as to be adjacent to each other with a space therebetween and to extend in a routing route from charging inlet 106 to power storage device 104.
  • the supply line 3A and the ground line 3B may be bundled and integrated together by a winding tape, a corrugated tube, a binding band, or the like.
  • the supply wire 3A and the ground wire 3B are not particularly distinguished from each other and may be simply referred to as “coated wire 3”.
  • the supply line 3A and the ground line 3B are described as extending adjacent to each other with a space therebetween, but the present invention is not limited thereto.
  • the supply line 3 ⁇ / b> A and the ground line 3 ⁇ / b> B may extend in close contact with each other without being spaced from each other.
  • the supply line 3A and the ground line 3B are shared by the linear conductor insulation coating 32, and the linear conductor 31 of the supply line 3A and the linear conductor 31 of the ground line 3B are combined by one linear conductor insulation coating 32. And may be coated and integrated.
  • the covering connecting portion 4 includes a connecting portion 41 having conductivity and a connecting portion insulating coating 42 having insulating properties.
  • the connecting portion 41 is a portion where the plate-like conductor 21 of the covered bus bar 2 and the linear conductor 31 of the covered electric wire 3 are electrically connected. More specifically, the connecting portion 41 is a portion that is electrically connected by being directly attached so that the plate-like conductor 21 and the linear conductor 31 are in direct contact with each other.
  • the connecting portion 41 is configured by joining one end portion of the plate-like conductor 21 and one end portion of the linear conductor 31.
  • the plate-shaped conductor 21 and the line-shaped conductor 31 are not provided with the plate-shaped conductor insulation coating 22 and the line-shaped conductor insulation coating 32 at the ends constituting the connecting portion 41, and each end is plate-shaped conductor insulation. It is exposed from the coating 22 and the linear conductor insulation coating 32.
  • the connecting portion 41 may be formed by joining the plate-like conductor 21 and the linear conductor 31 by various types of joining methods such as laser joining, ultrasonic joining, and friction stir welding.
  • the connecting portion insulating coating 42 is a connecting portion coating (so-called sheath) that is formed of an insulating resin material and is provided in contact with the outer surface of the connecting portion 41 and covers the outer surface of the connecting portion 41.
  • the joint insulating coating 42 is formed of, for example, an insulating resin material (PP (polypropylene), PVC (polyvinyl chloride), cross-linked PE (polyethylene chloride), etc.) on the surface of the joint 41 by dipping treatment or spraying. And is selected appropriately in consideration of chemical resistance, heat resistance, etc.).
  • the connection part insulation coating 42 may be comprised with the heat-shrinkable tube which consists of resin materials, for example.
  • the covering joint portion 4 is provided with a total of two of the first covering joint portion 4A and the second covering joint portion 4B.
  • the first covered connecting portion 4 ⁇ / b> A is a portion where the plate-like conductor 21 of the supply line 2 ⁇ / b> A in the covered bus bar 2 and the linear conductor 31 of the supply line 3 ⁇ / b> A of the covered electric wire 3 are connected.
  • the second covered connecting portion 4 ⁇ / b> B is a portion where the plate-like conductor 21 of the ground wire 2 ⁇ / b> B of the covered bus bar 2 and the linear conductor 31 of the ground wire 3 ⁇ / b> B of the covered electric wire 3 are connected.
  • the covered bus bar 2 including the plate-like conductor 21 forms the end of the charging conductive path 50 on the charging inlet 106 side.
  • the covered electric wire 3 including the linear conductor 31 constitutes an end portion of the charging conductive path 50 on the power storage device 104 side.
  • the covering connecting portion 4 is interposed between the covered bus bar 2 and the covered electric wire 3 in the charging conductive path 50.
  • the wire harness 1 includes an end on the opposite side to the charging inlet 106 side of the plate-like conductor 21 of the covered bus bar 2 and a side opposite to the power storage device 104 side of the linear conductor 31 of the covered electric wire 3 in the covered connecting portion 4.
  • the charging conductive path 50 of the wire harness 1 includes a supply line 2A, a first covering connecting portion 4A, a conductive path for supplying power by the supplying line 3A, a ground wire 2B, a second covering connecting portion 4B, and an earth. It is configured to include a total of two systems of grounding conductive paths by the line 3B.
  • wire harness 1 of this embodiment is further provided with the inlet terminal 5 provided in the plate-shaped conductor 21, and the connection terminal 6 provided in the linear conductor 31, as shown in FIG. 9, FIG.
  • the inlet terminal 5 is provided at one end of the plate-like conductor 21 of the covered bus bar 2, that is, at the end on the charging inlet 106 side.
  • the plate-like conductor 21 is not provided with the plate-like conductor insulation coating 22 at the end where the inlet terminal 5 is provided, and the end is exposed from the plate-like conductor insulation coating 22.
  • the inlet terminal 5 is held by the charging inlet 106.
  • the inlet terminal 5 is electrically connected to a charging connector 107 fitted to the charging inlet 106 while being held by the charging inlet 106.
  • the inlet terminal 5 is made of a metal material that is conductive and allows electricity to pass, for example, copper, copper alloy, aluminum, aluminum alloy, or the like.
  • the inlet terminal 5 is comprised including the connection part 5a and the spring contact part 5b as an example, and these are formed integrally.
  • the connecting portion 5 a is a portion that is formed in a substantially cylindrical shape with the axis X as the central axis, and is connected to the plate-like conductor 21.
  • the connecting portion 5a has one end in the axial direction along the axis X connected to the plate-like conductor 21, and the other end provided with a spring contact portion 5b.
  • the spring contact portion 5 b is a portion that forms an electrical connection portion with the charging connector 107.
  • the spring contact portion 5b is formed to extend from the connection portion 5a along the axis X of the connection portion 5a in the form of a plate piece, and one end thereof is supported by the connection portion 5a so as to be elastically deformable.
  • a plurality of spring contact portions 5b are provided at intervals (slits) around the axis X of the connection portion 5a.
  • the inlet terminal 5 is formed in a substantially cylindrical shape as a whole by connecting the connection portion 5a and the plurality of spring contact portions 5b, and constitutes a female terminal.
  • the inlet terminal 5 is electrically connected to the end portion of the plate-like conductor 21 at the end portion of the connection portion 5a opposite to the spring contact portion 5b side.
  • the inlet terminal 5 is electrically connected to the plate-like conductor 21 by being directly attached so that the connecting portion 5a and the plate-like conductor 21 are in direct contact with each other.
  • the connecting portion 5 a is joined to the plate-like conductor 21 in a positional relationship where the axis X of the connecting portion 5 a and the main surface (the widest surface having the largest area) of the plate-like conductor 21 intersect each other substantially perpendicularly.
  • the inlet terminal 5 forms a base end portion by connecting and fixing the connecting portion 5a to the plate-like conductor 21, and extends so that each spring contact portion 5b protrudes along the axis X.
  • the connecting portion 5a and the plate-like conductor 21 may be joined by various types of joining techniques such as laser joining, ultrasonic joining, friction stir welding, and the like.
  • the inlet terminal 5 can be secured by laser bonding, ultrasonic bonding, friction stir welding, or the like, not by caulking or the like, so that a relatively wide range of metal-to-metal bonding can be secured, thereby forming a stable connection portion. It is possible to suppress the increase in size.
  • the inlet terminal 5 is inserted and held in the cavity of the charging inlet 106 in a state where the connecting portion 5a is joined and integrated with the plate-like conductor 21 of the covered bus bar 2.
  • each of the spring contact portions 5b of the inlet terminal 5 is electrically connected to a male terminal constituting the charging connector 107, and the male terminal and the plate-like conductor 21 of the covered bus bar 2 are electrically connected.
  • One inlet terminal 5 is provided for each covered bus bar 2, that is, one for each of the plate-like conductor 21 of the supply line 2A and one of the plate-like conductors 21 of the ground wire 2B.
  • connection terminal 6 is provided at one end of the linear conductor 31 of the covered electric wire 3, that is, at the end on the power storage device 104 side.
  • the linear conductor 31 is not provided with the linear conductor insulation coating 32 at the end portion where the connection terminal 6 is provided, and the end portion is exposed from the linear conductor insulation coating 32.
  • the connection terminal 6 is held by the connector housing 7.
  • the connection terminal 6 is electrically connected to the power storage device 104 while being held by the connector housing 7.
  • the connection terminal 6 has conductivity and is made of a metal material through which electricity passes, for example, copper, copper alloy, aluminum, aluminum alloy, or the like.
  • the connection terminal 6 includes a caulking portion 6a and a contact portion 6b, which are integrally formed.
  • the caulking portion 6 a is a portion that is formed with caulking pieces and is electrically connected to the linear conductor 31 when the caulking pieces are caulked to the linear conductor 31.
  • the crimping part 6a is provided with a contact part 6b at the end opposite to the linear conductor 31 side.
  • the contact portion 6 b is a portion that forms an electrical connection portion with the power storage device 104.
  • the contact portion 6b is formed to extend in the form of a plate piece from the end portion of the caulking portion 6a.
  • the contact portion 6b has a fastening hole 6c at the end opposite to the crimping portion 6a.
  • connection terminal 6 is crimped and electrically connected to the linear conductor 31 so that the crimping piece of the crimping portion 6 a wraps the linear conductor 31.
  • the connection terminal 6 is typically inserted and held in the cavity of the connector housing 7 in a state where the crimped portion 6 a is joined and integrated with the linear conductor 31 of the covered electric wire 3.
  • the contact portion 6 b is electrically connected to the power storage device 104.
  • the connection terminal 6 is fastened and fixed to the power storage device 104 by inserting a fastening member or the like into the fastening hole 6 c in a state where the contact portion 6 b is electrically connected to the power storage device 104.
  • connection terminal 6 electrically connects the power storage device 104 and the linear conductor 31 of the covered electric wire 3.
  • One connection terminal 6 is provided for each covered electric wire 3, that is, one for each of the linear conductor 31 of the supply line 3A and the linear conductor 31 of the ground wire 3B.
  • the wire harness 1 configured as described above typically has each covered bus bar 2 constituting a path regulating portion 8, and each covered electric wire 3. Constitutes the deformation allowing portion 9.
  • the path regulating unit 8 is a part that regulates the routing path of the charging conductive path 50 in the charging conductive path 50.
  • Each covered bus bar 2 including the plate-like conductor 21 has higher rigidity than the covered electric wire 3 including the linear conductor 31.
  • Each covered bus bar 2 including the plate-like conductors 21 is formed by bending each plate-like conductor 21 into a shape corresponding to the routing route in the vehicle V as described above. Constitute.
  • the deformation permission portion 9 is a portion that allows deformation of the charging conductive path 50 in the charging conductive path 50.
  • Each covered electric wire 3 including the linear conductor 31 has higher flexibility than the covered bus bar 2 including the plate conductor 21.
  • each covered electric wire 3 containing the linear conductor 31 comprises the said deformation
  • the charging conductive path 50 extends over the charging inlet 106 and the power storage device 104 to conduct electricity.
  • the wire harness 1 can charge the power storage device 104 by supplying power from the charging inlet 106 side to the power storage device 104 via the charging conductive path 50.
  • at least the end of the charging conductive path 50 on the charging inlet 106 side is constituted by the plate-like conductor 21, and the inlet terminal 5 is directly attached to the end of the plate-like conductor 21 on the charging inlet 106 side.
  • the wire harness 1 can regulate at least the end portion on the charging inlet 106 side of the routing path of the charging conductive path 50 by the portion of the covered bus bar 2 including the plate-like conductor 21. Further, with this configuration, the wire harness 1 can relatively suppress the cross-sectional area of the portion of the covered bus bar 2 including the plate-like conductor 21 as compared with the portion of the covered electric wire 3, for example. An increase in weight can be suppressed. And the wire harness 1 is a vehicle by hold
  • the wire harness 1 can connect the end portion of the plate-like conductor 21 to the charging inlet 106 via the inlet terminal 5.
  • the wire harness 1 and the power storage device unit 103 can improve the assembling property to the vehicle V, and the mounting property to the vehicle V can be improved.
  • the cross-sectional shape of the conductive portion of the charging conductive path 50 becomes large, and all of the linear conductors 31 are temporarily configured. In such a case, there is a possibility that the bending radius becomes large and the mountability is lowered.
  • the wire harness 1 has been described above even when the DC power flowing through the wire harness 1 is increased in voltage and current and the cross-sectional shape of the conductive portion of the charging conductive path 50 is increased in cross section.
  • the mounting property to the vehicle V can be improved.
  • the end portion on the power storage device 104 side of the charging conductive path 50 is configured by the linear conductor 31.
  • the wire harness 1 has a workability when performing various operations such as packing, transportation, routing, connector fitting, etc., by deforming the portion of the covered electric wire 3 including the linear conductor 31. Can be improved.
  • the wire harness 1 can absorb various tolerances by the portion of the covered electric wire 3 including the linear conductor 31 when assembled to the vehicle V or connected to each part.
  • the wire harness 1 properly regulates the routing path by the portion including the plate-like conductor 21 on the charging inlet 106 side of the charging conductive path 50, and the linear conductor 31 on the power storage device 104 side where tolerance is likely to occur.
  • the tolerance can be properly absorbed by the included part.
  • the connection terminal 6 is provided on the linear conductor 31.
  • the wire harness 1 can connect the end of the linear conductor 31 to the power storage device 104 via the connection terminal 6. Also in these points, the wire harness 1 and the power storage device unit 103 can improve the mountability to the vehicle V.
  • the wire harness 1 and the power storage device unit 103 described above include the plate-like conductor 21 because the covered bus bar 2 including the plate-like conductor 21 has higher rigidity than the covered electric wire 3 including the linear conductor 31.
  • the portion has a relatively high shape holding function, and constitutes the path regulating portion 8 of the charging conductive path 50.
  • the wire harness 1 is more reliably routed in the portion of the covered bus bar 2 including the plate-like conductor 21 than, for example, the covered electric wire 3 having relatively low shape retention performance such as a bent portion. The corresponding shape can be maintained.
  • the wire harness 1 can regulate the routing path of the charging conductive path 50 by the portion including the plate-like conductor 21 constituting the path regulating unit 8 without using an exterior material such as a corrugated tube, for example. It is also possible to suppress the number of fixtures such as clamps used.
  • the wire harness 1 has a shape in which the covered wire 3 including the linear conductor 31 has higher flexibility than the covered bus bar 2 including the plate-like conductor 21, so that the portion including the linear conductor 31 is relatively high. It has a variable function and constitutes the deformation allowing portion 9 of the charging conductive path 50.
  • the wire harness 1 is configured such that the portion of the covered electric wire 3 including the linear conductor 31 is changed in the routing route of the charging conductive path 50 as compared with the covered bus bar 2 having a relatively high shape retention performance, for example. It can flexibly cope with fine adjustment. As a result, the wire harness 1 can absorb various tolerances, for example, by deforming a portion including the linear conductor 31 constituting the deformation allowing portion 9. As a result, the wire harness 1 maintains the shape according to the routing path of the charging conductive path 50 by the portion including the plate-shaped conductor 21 that configures the path regulating unit 8 and then forms the linear conductor that configures the deformation allowing unit 9. The portion including 31 can also ensure mobility.
  • the wire harness 1 can achieve both the shape holding function of the routing path of the charging conductive path 50 and the shape variable function of the routing path of the charging conductive path 50. Furthermore, the wire harness 1 has a relatively high rigidity and a path regulating portion 8 having a good shape retaining property along the routing path, and a relatively high flexibility and a good flexibility. And the deformation
  • wire harness 1 and the power storage device unit 103 described above appropriately cover the entire charging conductive path 50 with the plate-like conductor insulating coating 22, the linear conductor insulating coating 32, and the connecting portion insulating coating 42. be able to.
  • the plate-shaped conductor 21 is comprised with aluminum or aluminum alloy, and the strand 31a of the linear conductor 31 is comprised with copper or a copper alloy. .
  • the wire harness 1 can be configured with a relatively light material in the portion of the plate-like conductor 21, so that an increase in weight can be suppressed.
  • the wire harness 1 can be configured with a material having a relatively high electrical conductivity, the wire conductor 31 can suppress the cross-sectional area of the wire conductor 31 and increase the diameter. be able to. As a result, the wire harness 1 and the power storage device unit 103 can more appropriately suppress an increase in weight and an increase in size.
  • wire harness and the power storage device unit according to the above-described embodiment of the present invention are not limited to the above-described embodiment, and various modifications can be made within the scope described in the claims.
  • the wire harness 1 has been described as a charging wire harness for rapid charging, but is not limited thereto.
  • the wire harness 1 may be configured as a charging wire harness (for example, a charging wire harness for normal charging) through which DC power with smaller output, lower voltage, and smaller current flows.
  • the wire harness 1 may be configured as a charging wire harness through which DC power with higher output, higher voltage, and higher current flows.
  • the inlet terminal 5 has been described as being bonded to the plate-like conductor 21 by laser bonding, ultrasonic bonding, friction stir welding, or the like, but is not limited thereto.
  • the inlet terminal 5 may be directly attached to the plate-like conductor 21 by being joined by bolt fastening or the like.
  • connection terminal 6 has been described as being caulked with respect to the linear conductor 31, it is not limited thereto.
  • FIG. 11 and FIG. 12 are schematic views according to modifications that illustrate variations of combinations of the plate-like conductor 21 (covered bus bar 2) and the linear conductor 31 (covered electric wire 3).
  • the power storage device unit 103A according to the modification shown in FIG. 11 includes a wire harness 201 instead of the wire harness 1, and the other configurations are substantially the same as those of the embodiment.
  • the wire harness 201 includes a covered bus bar 202 instead of the covered bus bar 2 and differs from the above-described embodiment in that the covered electric wire 3 and the covered connecting portion 4 are not provided, and other configurations are substantially the same as those of the embodiment. It is.
  • the covered bus bar 202 according to this modification includes the plate-like conductor 21 and the plate-like conductor insulating cover 22 as in the case of the above-described covered bus bar 2.
  • the covered bus bar 202 including the plate-like conductor 21 constitutes the entire charging conductive path 50.
  • the covered bus bar 202 extends across the charging inlet 106 and the power storage device 104, and constitutes the entire charging conductive path 50 without the covered electric wire 3 and the covering connecting portion 4 interposed therebetween. Furthermore, the covered bus bar 202 including the plate-like conductor 21 constitutes the path regulating unit 8 over the entire charging conductive path 50.
  • the inlet terminal 5 is provided at the end of the plate-like conductor 21 on the charging inlet 106 side, and the inlet terminal 5 is held by the charging inlet 106.
  • the connection terminal 6 is provided at the end of the plate-like conductor 21 on the power storage device 104 side, and the connection terminal 6 is held by the connector housing 7.
  • the power storage device 103B according to the modification shown in FIG. 12 includes a wire harness 301 instead of the wire harness 1, and other configurations are substantially the same as those of the embodiment.
  • the wire harness 301 is different from the above-described embodiment in that it includes a covered bus bar 302 instead of the covered bus bar 2, a covered electric wire 303 instead of the covered electric wire 3, and a covered connecting portion 304 instead of the covered connecting portion 4.
  • the configuration is substantially the same as that of the embodiment.
  • the covered bus bar 302 according to the present modification includes the plate-like conductor 21 and the plate-like conductor insulating cover 22, similarly to the above-described covered bus bar 2.
  • the covered electric wire 303 includes the linear conductor 31 and the linear conductor insulation coating 32 as in the above-described covered electric wire 3.
  • the covering connecting portion 304 includes the connecting portion 41 and the connecting portion insulating coating 42 as in the case of the covering connecting portion 4 described above.
  • Two covered bus bars 302 including the plate-like conductor 21 are provided, and constitute both the end of the charging conductive path 50 on the charging inlet 106 side and the end of the charging conductive path 50 on the power storage device 104 side. .
  • the covered electric wire 303 including the linear conductor 31 constitutes an intermediate portion between one covered bus bar 302 and the other covered bus bar 302 in the charging conductive path 50.
  • the covering joint part 304 including the connecting part 41 has one in the part which connects one covered bus bar 302 and the covered electric wire 303, and one in the part which connects the covered electric wire 303 and the other covered bus bar 302.
  • the covered bus bar 302 including the plate-like conductor 21 forms the path regulating unit 8 at both the end of the charging conductive path 50 on the charging inlet 106 side and the end of the charging conductive path 50 on the power storage device 104 side.
  • the covered electric wire 303 including the linear conductor 31 constitutes the deformation allowing portion 9 at an intermediate portion between one covered bus bar 302 and the other covered bus bar 302 of the charging conductive path 50.
  • the inlet terminal 5 is provided at the end of the plate-like conductor 21 on the charging inlet 106 side, and the inlet terminal 5 is held by the charging inlet 106.
  • the connection terminal 6 is provided at the end of the plate-like conductor 21 on the power storage device 104 side, and the connection terminal 6 is held by the connector housing 7.
  • the wire harnesses 201 and 301 and the power storage device units 103 ⁇ / b> A and 103 ⁇ / b> B according to the modified example can improve the mountability to the vehicle V similarly to the wire harness 1 and the power storage device unit 103. it can.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Insulated Conductors (AREA)
  • Installation Of Indoor Wiring (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

L'invention concerne un faisceau de fils (1) et une unité de dispositif de stockage d'énergie (103) comportant : des conducteurs en forme de plaque (21) qui sont conducteurs, formés en formes de plaque, et qui forment au moins une extrémité latérale d'entrée de charge (106) d'un trajet de conduction de charge (50) qui conduit de l'électricité et s'étend entre l'entrée de charge (106) qui est fournie à un véhicule (V), et un dispositif de stockage d'énergie (104) qui est disposé sur le véhicule (V) et qui est capable de stocker de l'énergie; et une borne d'entrée (5) qui est directement fixée à l'extrémité latérale d'entrée de charge (106) des conducteurs en forme de plaque (21), et qui est maintenue dans l'entrée de charge (106). En conséquence, le faisceau de fils (1) et l'unité de dispositif de stockage d'énergie (103) présentent l'effet selon lequel l'extrémité latérale d'entrée de charge (106) du trajet d'acheminement du trajet de conduction de charge (50) peut être limitée par les conducteurs en forme de plaque (21), et ainsi des propriétés de montage par rapport au véhicule (V) peuvent être améliorées.
PCT/JP2018/004086 2017-03-28 2018-02-06 Faisceau de fils et unité de dispositif de stockage d'énergie WO2018179867A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017063262A JP6736510B2 (ja) 2017-03-28 2017-03-28 ワイヤハーネス、及び、蓄電装置ユニット
JP2017-063262 2017-03-28

Publications (1)

Publication Number Publication Date
WO2018179867A1 true WO2018179867A1 (fr) 2018-10-04

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PCT/JP2018/004086 WO2018179867A1 (fr) 2017-03-28 2018-02-06 Faisceau de fils et unité de dispositif de stockage d'énergie

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JP (1) JP6736510B2 (fr)
WO (1) WO2018179867A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113302088A (zh) * 2018-12-26 2021-08-24 株式会社自动网络技术研究所 线束布线部件
WO2021220029A1 (fr) 2020-04-28 2021-11-04 日産自動車株式会社 Structure d'acheminement de faisceau électrique pour véhicule rechargeable

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7345730B2 (ja) * 2019-08-20 2023-09-19 マツダ株式会社 ハーネス配設構造

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014099256A (ja) * 2012-11-13 2014-05-29 Yazaki Corp コネクタ
JP2015201284A (ja) * 2014-04-07 2015-11-12 矢崎総業株式会社 ワイヤハーネス

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014099256A (ja) * 2012-11-13 2014-05-29 Yazaki Corp コネクタ
JP2015201284A (ja) * 2014-04-07 2015-11-12 矢崎総業株式会社 ワイヤハーネス

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113302088A (zh) * 2018-12-26 2021-08-24 株式会社自动网络技术研究所 线束布线部件
WO2021220029A1 (fr) 2020-04-28 2021-11-04 日産自動車株式会社 Structure d'acheminement de faisceau électrique pour véhicule rechargeable

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JP6736510B2 (ja) 2020-08-05
JP2018165105A (ja) 2018-10-25

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