Sumitomo Electric Industries, Limited

Sumitomo Wiring Systems, Limited

Autonetworks Technologies, Limited

Toyota Jidosha Kabushiki Kaisha

National Institute of Advanced Industrial Science and Technology

Sumitomo Electric Printed Circuits, Inc.

Nobuyuki Matsumura

Shinichi Takase

Hiroki Shimoda

Yusuke Suzuki

Atsushi Yamanaka

Taiji Yanagida

Yoshinori Ito

Hideo Takahashi

Isamu Hamamoto

Yoshinori Ikai

Yasuhiro Kudou

Osamu Nakayama

Toshifumi Hosoya

Masakuni Kasugai

Moriyasu Ichino

Isao Karube

Junta Katayama

Kazuhiro Kuwa

Tomoko Ishikawa

Masao Gotoh

Hideaki Nakamura

Shuya Ikeda

Satoshi Morioka

Motoyoshi Okumura

Toshifumi Uchita

Takeo Kakishima

Yutaroh Gotoh

Takuro Kikuchi

Daiki Terashima

A wiring module is directed to a wiring module configured to be attached to a plurality of power storage elements having electrode terminals. The wiring module includes: a plurality of busbar units: and wires connected to the busbar units. Each of the busbar units includes: a busbar connected to the electrode terminals; a circuit board; and a fixing means configured to fix the circuit board to the busbar. A conductive path is routed on the circuit board, and the conductive path includes: a connection land electrically connected to the busbar; and a wire land soldered to the corresponding wire. The busbar includes a crimping part that fixes the wire, and the wire is interposed between the crimping part and the circuit board.

Wiring module

A power storage module includes power storage elements having electrode surfaces of positive electrode surfaces and negative electrode surfaces on front and back surfaces thereof, a conductive member electrically connected to the electrode surfaces of the power storage elements, and a wiring module electrically connected to the conductive member. The power storage elements are arranged in an arrangement direction such that the electrode surfaces of the power storage elements that are adjacent to each other are opposed to each other. The electrode surfaces of the power storage elements that are adjacent to each other are electrically connected by the conductive member that is disposed between the power storage elements that are adjacent to each other. The wiring module is disposed between the power storage elements that are adjacent to each other. The conductive member and the wiring module are disposed inside an outline of the power storage elements seen from the arrangement direction.

Power storage module

An inter-terminal connection structure including a plurality of terminal portions and a conductive component electrically connecting the plurality of terminal portions. The conductive component includes a conductive member having a plurality of connection portions fastened to the respective terminal portions in a connected state. The connection structure also includes a case having insulation properties while accommodating the conductive member, an insulating terminal portion cover covering at least one of the terminal portions, a terminal portion opening window provided to the terminal portion cover to partially expose the terminal portion, and a connection-portion-side relay portion provided to the connection portion fastened to the terminal portion covered by the terminal portion cover, and projecting to an outside of the case and inserted through the terminal portion opening window to be connected to the terminal portion.

Inter-terminal connection structure

A wiring module to be attached to a plurality of power storage elements each having an electrode terminal and arranged in an arrangement direction, the wiring module including: an insulative sheet; and a plurality of electric wires disposed along the arrangement direction, on a surface of the sheet. The electric wires are respectively electrically connected to bus bars that are connected to electrode terminals of the plurality of power storage elements.

Wiring module, power storage module, bus bar, and manufacturing method for power storage module

Provided is a flexible bus bar including at least one folded portion in which one metal member is folded, and a plurality of laminated portions laminated via the folded portion, in which side edges of the plurality of laminated portions provided with the folded portion is formed include a cut portion in which a portion other than the folded portion has been cut.

Flexible bus bar, composite bus bar, power storage pack, and method for manufacturing flexible bus bar

An in-vehicle wiring module is configured to be attached to a plurality of electricity storage elements having electrode terminals. The in-vehicle wiring module includes busbars to be connected to the electrode terminals, flexible substrates having a first conductive path that is electrically connected to the busbars, and a rigid substrate having a second conductive path that is electrically connected to the first conductive paths. The flexible substrates overlap the rigid substrate. The flexible substrates each have a first opposing surface that is opposed to the rigid substrate. The first conductive paths each have first lands that are arranged on the first opposing surface. First slits that are open at edges of the flexible substrates are formed between the first lands of the flexible substrates. The rigid substrate has a second opposing surface that is opposed to the flexible substrates.

In-vehicle wiring module

Provided is an in-vehicle wiring module that is attached to a plurality of power storage elements that include electrode terminals, and includes a busbar that is connected to the electrode terminals, and a flexible substrate that is electrically connected to the busbar, the flexible substrate has a folded-over structures where the flexible substrate is folded along folding portions, the folded-over structure includes protrusions that protrude from outer edges of the flexible substrate in an expanded state before the flexible substrate is folded along the folding portions, and slits into which the protrusions are to be inserted, the folding portions are disposed between the protrusions and the slits of the flexible substrate in the expanded state, and, as a result of the protrusions being inserted into the slits, the flexible substrate is kept from deforming so as to return to the expanded state from a state of being folded along the folding portions.

In-vehicle wiring module and flexible substrate

A wiring moduleis included in a power storage moduleincluding a plurality of power storage elementseach having electrode terminalsA andB and is connected to the power storage elements. The wiring moduleincludes a flexible FPCA including a first conductive pathand a circuit boardincluding a second conductive path that is electrically connected to the first conductive path. The FPCA includes a main body portionand a circuit connecting portionthat extends from the main body portionand is overlaid on the circuit board. The first conductive pathincludes a first landA included in the circuit connecting portion. The second conductive path includes a second landA that is electrically connected to the first landA. The connected portion between the first landA and the second landA is covered by a covering portionconstituted by a resin having insulating properties.

Substrate connection structure and vehicle wiring module

The wire harness includes a base film having flexibility, a cover film covering the base film and having flexibility, and electric wires disposed between the base film and the cover film. The electric wires include first end sections that extend outside the base film and the cover film and second end sections that extend outside from the base film and the cover film from an opposite side from the first end sections. The base film and the cover film include welding portions at which the base film and the cover film are joined with welding.

Wire harness for power storage module, and method of producing wire harness

A configuration is adopted in which a terminal module includes a voltage detection terminal having a terminal connection part connected to an electrode terminal and a wire connection part connected to a wire, and a protector housing at least part of the voltage detection terminal, with two liquid draining parts each including a first extension part extending downward in the direction of gravity being provided between the terminal connection part and the wire connection part in the voltage detection terminal, and the protector having a housing part housing the liquid draining parts and accumulating liquid that travels along the first extension part.

Terminal module

A power storage component module includes power storage components and a bus bar connecting the power storage components to one another. At least one positioning boss is provided on an electrode included in the power storage components. The at least one positioning boss protrudes upward. The at least one positioning boss includes a base end and a distal end having a diameter less than a diameter of the base end. At least one through hole opens in the bus bar. The bus bar is placed on the at least one positioning boss and a hole edge of the at least one through hole is disposed around the at least one positioning boss between the base end of the at least one positioning boss and the distal end of the at least one positioning boss in a vertical direction.

Power storage component module

An inter-terminal connection structure electrically connecting terminal portions via a conductive component. The conductive component includes a conductive member having connection portions that are fastened so as to be connected to the respective terminal portions, and a case having insulation properties while accommodating the conductive member, an insulating cover covering at least one of the terminal portions and the connection portions, an opening window provided to the insulating cover and exposing at least one of the terminal portions and the connection portions, and a relay portion provided to the connection portion or the terminal portion fastened to the at least one of the terminal portions and the connection portions covered by the insulating cover while being inserted through the opening window to be connected to the at least one of the terminal portions and the connection portions.

A wiring module includes a flexible substrate, a sensor component (temperature sensor), a connecting member (bus bar), and a holding part-equipped relay member, wherein the holding part-equipped relay member includes: a relay member main body including a base part (first main plate) that is to be fixed to the flexible substrate and the bus bar, and a holding part (first holding piece) that is continuous with the first main plate; a pedestal part (housing) that is to be held by the first holding piece so as to be displaceable in a direction toward or away from the first main plate, and that is to be fixed to a position of the flexible substrate where the temperature sensor is mounted; and a biasing member that has elastic force, that has one end held by the first main plate, and that biases the housing in the direction away from the first main plate.

Wiring module and power storage module

A connection module can be attached to an electricity storage element group in which a plurality of electricity storage elements each including a positive and a negative electrode terminal are aligned, the connection module including: a bus bar including a pair of terminal connection portions that are to be respectively connected to the electrode terminals of the adjacent electricity storage elements; and an insulating protector that is to be fixed to the electricity storage element group, wherein the insulating protector includes an accommodation frame inside of which the bus bar is disposed; and retaining portions that prevent the bus bar from coming off in the left-right direction inside the accommodation frame, and a tolerance absorbing clearance is provided between each of the retaining portions and the bus bar.

Connection module and electricity storage module

A wiring module to be attached to a plurality of power elements which store or generate power includes a bus bar connecting the power elements to each other or connecting the power element and a load to each other, an abnormality detection element detecting an abnormality of the power element, and an insulating protector holding the bus bar and the abnormality detection element. The insulating protector is integrally provided with a first holding shaft portion and a second holding shaft portion which position and hold the bus bar by fitting the bus bar there onto, and an element holding portion which position and hold the abnormality detection element by fitting the abnormality detection element there into.

Growing community of inventors

Mie, Japan

Nobuyuki Matsumura