Sumitomo Electric Industries, Limited

Sumitomo Wiring Systems, Limited

Autonetworks Technologies, Limited

Honda Motor Co., Ltd.

Ryouya Okamoto

Hitoshi Takeda

Hiroshi Shimizu

Hiroki Hirai

Tetsuji Tanaka

Tomoki Idota

Osamu Nakayama

Hiroomi Hiramitsu

Naoki Fukushima

Seishi Kimura

Eiji Koike

Hiroki Itaya

An insulating protector attached to one side of a unit cell group includes: two bus bar housing portions, in each of which a plurality of bus bars for connecting adjacent electrode terminals are aligned and housed, and are respectively provided at positions near two lateral side edge portions of the insulating protector extending in a direction in which the bus bars are aligned; and two wire routing grooves that are provided on an inner side of each bus bar housing portion, and in which detection wires drawn from unit cells are routed so as to detect the state of the unit cells. A bus bar cover for covering the closer one of the bus bar housing portions and a wire cover for covering the wire routing groove on the inner side of the closer bus bar housing portion are provided on each lateral side edge portion of the insulating protector.

Wiring module

An ultrasonic welding jig includes: an anvil that supports a plate-like electric cable connection portion of a terminal; and a welding horn that is disposed so as to oppose the anvil, and in which a fitting groove is formed in an opposing surface, the fitting groove being a groove in which a portion of a core wire of an electric cable is fitted. In a state in which the core wire and the electric cable connection portion are clamped between the welding horn and the anvil, ultrasonic welding is performed by ultrasonically vibrating the welding horn in an axial direction of the core wire. In a bottom surface of the fitting groove of the welding horn, a plurality of slippage prevention grooves that are obliquely oriented and intersect an axis of the fitting groove are formed spaced apart in a direction of the axis of the fitting groove.

Ultrasonic welding jig, terminal-equipped electric cable manufacturing method, and terminal-equipped electric cable

Provided is a wiring module to be attached to a power storage element group having a plurality of power storage elements, the wiring module including: bus bars; a plurality of coupling units for holding the bus bars; and a coupling portion for coupling the plurality of coupling units. The coupling portion includes: a locking portion arranged on an end portion of one coupling unit of the plurality of coupling units; and a locked portion that is arranged on another coupling unit adjacent to the one coupling unit and onto which the locking portion of the one coupling unit is to be locked. The locking portion extends in a direction intersecting a coupling direction in which the plurality of coupling units are coupled.

Provided is a wiring module configured to be attached to a plurality of power storage elements that are arranged side-by-side, the wiring module including a plurality of electric wires, and a plurality of coupling units in which the plurality of electric wires are routed. A left coupling unit of the plurality of coupling units has a left routing portion in which at least one of the plurality of electric wires is routed, and a center coupling unit adjacent to the left coupling unit of the plurality of coupling units has a center routing portion in which at least one of the plurality of electric wires is routed. The left routing portion is provided with a left engagement portion, and the center routing portion is provided with a center engagement receiving portion that engages with the left engagement portion.

A wiring module is for attachment to a power module in which power elements that store or generate electrical power are arranged side-by-side. The wiring module includes: an insulating protector that houses interconnection conductors for interconnecting the power elements; detection wires that are housed in the insulating protector, extend from a side corresponding to the power elements, and detect a state of the power elements; a connector that is provided at an end portion of the detection wires and is arranged inside the insulating protector; and a movement restricting means that is provided in the insulating protector and is for restricting movement of the connector by locking the connector.

A movable connector disclosed in the present description includes: a connector having a housing; and a connector mounting part to which the housing is movably mounted. The housing is provided with at least one mounting pin constituted by a plurality of elastic pieces arranged in a circular ring, and the connector mounting part is provided with mounting recesses (mounting tubular portions) that hold the mounting pin in a state in which it is inserted into the corresponding mounting recess. The mounting pin is capable of relative movement inside the mounting recess in directions that intersect a direction in which the mounting pin is mounted into the mounting recess, and the mounting pin is provided on one or two of the outer peripheral sides of the housing.

Movable connector

In a battery wiring module that is to be attached from a Y-axis direction (second direction) to a single battery group in which multiple single batteries that have electrode terminals are aligned in the X-axis direction (first direction), multiple holding units that are coupled in the X-axis direction and constitute a holding plate are each provided with a locking hook including a first locking surface and a second locking surface, and a locked hook that includes a first locked surface and a second locked surface, and by relatively sliding the holding units in the X-axis direction, the holding units can be coupled in a first locking state in which the first locked surface is locked to the second locking surface, or in a second locking state in which the first locked surface is locked to the first locking surface of the locking hook and the second locked surface is locked to the second locking surface.

A wire-side connector provided at a terminal end of a wire harness; and a device-side connector that is fittable to the wire-side connector, and is to be disposed on one surface of a device via connector holding portions are included, the connector holding portions being provided so as to be pivotable between a mounting position at which the device-side connector is disposed in an orientation along the one surface of the device with a fitting face of the device-side connector facing forward, and a fitting position at which the device-side connector assumes an orientation intersecting the one surface so that the fitting face is disposed at a position distanced from the one surface.

Connector mounting structure and connector mounting method

An electric storage device includes an electric storage module, a bracket, an electric junction box, and a wire harness. The electric storage module includes electric storage components. The electric storage module includes an end surface and peripheral surfaces perpendicular to the end surface. The bracket is mounted to the electric storage module and includes a first surface opposed to the end surface of the electric storage module and a second surface opposite from the first surface. The electric junction box is mounted to the bracket to be opposed to the second surface of the bracket with a gap between the electric junction box and the second surface of the bracket. The wire harness is connected to the electric storage module and disposed in a section of the gap in which the end surface of the electric storage module is opposed to the electric junction box.

Electric storage device

In a method for manufacturing a terminal-equipped electrical wire a core wire of an electrical wire is connected to a flat plate-shaped electrical wire connector portion of a terminal. An ultrasonic welding jig including an anvil and a welding horn is provided. After the electrical wire connector portion is placed on the anvil, the core wire of the electrical wire is placed on the electrical wire connector portion. By applying ultrasonic vibration along the axial direction of the core wire while pressing the core wire using the welding horn, the core wire is ultrasonically welded to the electrical wire connector portion. On the upper surface of the wire connection portions of the terminal, a positioning groove, into which the core wire is fit, is formed in advance, and the core wire is placed on the electrical wire connector portion while being fit into the positioning groove.

Method for manufacturing terminal-equipped electrical wire and terminal-equipped electrical wire

A battery wiring module to be mounted on a unit cell group formed by arranging a plurality of unit cells including positive and negative electrode terminals includes a terminal to be electrically connected to the electrode terminal, a detection wire for detecting a state of the unit cell by being electrically connected to the terminal, and a resin protector including a terminal accommodating portion for accommodating the terminal, a wire accommodation groove for accommodating the detection wire and a through groove allowing communication between the terminal accommodating portion and the wire accommodation groove and used to pull out the detection wire connected to the terminal into the wire accommodation groove. The detection wire is bent at least at two or more positions in the wire accommodation groove or the through groove and held in a bent state while being routed in the resin protector.

Battery wiring module

A busbar () is provided for electrically connecting a temperature detecting memberto adjacent electrode terminals (A,B) of unit cells (). The busbar () is overlapped with the electrode terminals (A,B) of the unit cells (). The temperature detecting member () includes a plate-like heat transfer plate () that is overlapped in an area of the busbar () other than an area of the busbar () that is to be laser-welded to the electrode terminals (A,B) and is attached to the busbar () by laser welding.

Structure for attaching temperature detecting member to busbar, wiring module and method for manufacturing wiring module

A protector includes: a first unit into which an electrical wire is to be inserted; and a second unit into which a portion of the electrical wire is to be inserted, the portion being other than a portion that is not to be inserted into the first unit. The first unit includes a coupling-target portion, and the second unit includes a coupling portion that is coupled to the coupling-target portion so as to be rotatable relative to the coupling-target portion.

Protector and wire harness

A wiring module to be attached to a unit battery group in which a plurality of unit batteries, each having a positive and a negative electrode terminal, are arranged side by side, the wiring module including: a bus bar that overlaps the electrode terminals and electrically connects adjacent electrode terminals; a temperature detection member having a plate-shaped detection portion that overlaps the bus bar, and detects the temperature of the bus bar; an insulating protector holding the bus bar and the temperature detection member; and a cover covering at least a portion of the insulating protector. The detection portion overlaps a region of the bus bar other than a region of the bus bar that overlaps the electrode terminals, and a pressing rib that presses the detection portion toward the bus bar in a state where the cover is covering the insulating protector is provided on the cover.

In a detection module to be mounted on a unit cell group formed by electrically connecting adjacent electrode terminals of a plurality of unit cells including positive and negative electrode terminals by busbars, a plurality of fuse units each configured such that a busbar connection terminal for detecting a state of the unit cell by being connected to the busbar, a wire connection terminal to be connected to an end part of a wire and a fuse for connecting the busbar connection terminal and the wire connection terminal are integrally assembled and accommodated in a housing made of synthetic resin are held in a holding member made of synthetic resin.

Growing community of inventors

Mie, Japan

Ryouya Okamoto