Abstract: A battery wiring module has a novel structure with which workability of a wire routing process can be improved and is able to prevent or reduce the occurrence of misrouting. A battery wiring module includes a plurality of busbars that electrically connect adjacent battery cells of a plurality of battery cells arranged in a row, a plurality of coated wires connected at one end to an external connection terminal and a connecting part provided at the other end being connected to one of the busbars, a wire routing body in which a busbar housing frame that houses the busbars and a wire routing passage that routes the coated wires are provided, and a sub-assembly protector that is mounted to the wire routing body, the sub-assembly protector holding a plurality of coated wires.

Abstract: 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.

Abstract: A plurality of sets of power storage devices each formed by connecting a plurality of power storage devices in parallel are connected in series. A wiring module that is arranged on a plurality of power storage devices each having electrode terminals, the wiring module including: a plurality of connection bus bars each connected to a corresponding electrode terminal and each having 2n (n is a natural number greater than or equal to 2) electrode connection portions; and an insulating protector that houses the plurality of connection bus bars. In each of the plurality of connection bus bars, the cross-sectional areas of the second electrode connection portion from the right of the connection bus bar and the third electrode connection portion from the right of the connection bus bar are set to be larger than the cross-sectional areas of the other electrode connection portions.

Abstract: A wiring module that can account for tolerance in an alignment direction of a plurality of power storage devices includes: a first unit row including a plurality of first units linked by a first warping linking portion and a first slide linking portion that enable adjustment of an interval between the plurality of first units, the first warping linking portion having a warping portion and the linking portion having an inner wall and an outer wall; a second unit row including a plurality of second units linked by a second linking portion having an inner wall and an outer wall and enables adjustment of an interval between the plurality of second units, the second unit row being disposed side-by-side with the first unit row; and a row linking portion that has a variable row-interval portion that enables adjustment of an interval between the first and the second unit rows.

Abstract: A connection module includes a FPC and bus bars connected to the FPC and connecting the electrode terminals of power storage elements that are adjacent to each other. The FPC includes a first wiring portion, a second bus bar mount portion, and a third bus bar mount portion to which the bus bars are connected. The FPC further includes a second expandable/contractable portion and a third expandable/contractable portion. The second expandable/contractable portion is continuous from the second bus bar mount portion and allowed to be expanded and contracted in a direction to be closer to and farther away from the first wiring portion and the third bus bar mount portion. The third expandable/contractable portion is continuous from the third bus bar mount portion and allowed to be expanded and contracted in a direction to be closer to and farther away from the second bus bar mount portion.

Abstract: 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.

Abstract: A connection module includes a FPC, bus bars connected to the FPC and connecting the electrode terminals of power storage elements that are adjacent to each other, and a resin protector holding the bus bars and the FPC. The FPC includes a FPC body member and a first deformable portion that connects the FPC body member and the bus bars. The resin protector includes a FPC holding portion to which the FPC body member is fixed, movable bus bar holding portions to which the bus bars are fixed, respectively, and second deformable portions that connect the FPC holding portion and the movable bus bar holding portions. The first deformable portion and the second deformable portion connect the bus bars and the movable bus bar holding portions to the FPC body member and the FPC holding portion, respectively, such that the bus bars and the movable bus bar holding portions are movable with respect to the FPC body member and the FPC holding portion.

Abstract: A connection module is a module mounted on a power storage element group including power storage elements having electrode terminals and connecting the power storage elements. The connection module includes a FPC including wiring portions and bus bars connected to the wiring portions and connecting the electrode terminals of the power storage elements that are adjacent to each other. The FPC includes a first multi-layered portion including the wiring portions that are overlapped with each other by folding the FPC and includes a second multi-layered portion including the wiring portions that are overlapped with each other by folding the FPC.

Abstract: A connection module includes an FPC and a plurality of bus bars. The plurality of bus bars constitute a first bus bar row disposed along one long side of the FPC, and a second bus bar row disposed along the other long side of the FPC. The FPC includes tolerance absorbing portions each including a slit and a pair of deflection portions disposed with the slit interposed therebetween, and is divided into a plurality of wiring portion by the tolerance absorbing portions. The pair of deflection portions constituting the first tolerance absorbing portion can be deflected in a direction in which the two wiring portions that are adjacent to each other with the first tolerance absorbing portion interposed therebetween move toward and away from each other. The same description also applies to the second tolerance absorbing portion.

Abstract: The reliability of electrical connection between electrode terminals of power storage devices and bus bars can be improved. A bent portion that is provided on each bus bar is formed at a position shifted in the left-right direction from an intermediate position between one contact portion of two contact portions of the bus bar and the other contact portion positioned next to the one contact portion. In a bus bar housing portion, a beam portion on which a corresponding bus bar is placed is formed extending in the front-rear direction. Each beam portion is formed at a position shifted in the left-right direction from the bent portion in a state where the bus bar is housed in the bus bar housing portion.

Abstract: A voltage detection unit includes a wire in which a conductive core wire is coated with an insulating coating that is insulative, a terminal connection portion to be connected to an electrode terminal, a core wire connection portion of a connecting piece that is provided continuously with the terminal connection portion and connected to the core wire that is exposed from the insulating coating at a terminal of the wire, and a second coating holding portion that is provided side by side with the core wire connection portion in an extending direction of the wire and holds the insulating coating of the wire, and the wire arranged between the core wire connection portion and the second coating holding portion includes a fuse portion in which a diameter of the core wire is reduced in a state of being exposed from the insulating coating.

Abstract: A voltage detection unit includes a wire in which a conductive core wire is coated with an insulating coating that is insulative, a terminal connection portion to be connected to an electrode terminal, a core wire connection portion of a connecting piece that is provided continuously with the terminal connection portion and connected to the core wire that is exposed from the insulating coating at a terminal of the wire, and a second coating holding portion that is provided side by side with the core wire connection portion in an extending direction of the wire and holds the insulating coating of the wire, and the wire arranged between the core wire connection portion and the second coating holding portion includes a fuse portion in which a diameter of the core wire is reduced in a state of being exposed from the insulating coating.

Abstract: 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.

Abstract: A temperature detection module includes: a temperature sensor; a sensor holder for holding the temperature sensor such that movement is possible in a separation and contact direction in which the temperature sensor is separated from and brought into contact with a measurement target; and a biasing member that is attached to the sensor holder and biases the temperature sensor such that a detection surface comes into contact with a measurement target. The sensor holder includes: a base portion; and an accommodating portion that extends in the separation and contact direction from the base portion and holds the temperature sensor such that movement is possible in the separation and contact direction. The accommodating portion includes a gap that allows inclination of the temperature sensor between the accommodating portion and the temperature sensor.

Abstract: An increase in the size of a wiring module is suppressed. A wiring module is for attachment to a power storage device group in which a plurality of power storage devices are arranged line up in a left-right direction. The wiring module includes: a plurality of voltage detection wires; and an insulating protector that includes a rear side routing portion in which the plurality of voltage detection wires are routed. The rear side routing portion includes a placement wall on which the plurality of voltage detection wires are placed, and a wire fixing portion that protrudes in a direction that intersects the placement wall, and to which the plurality of voltage detection wires are fixed using a binding member is provided in a region between left and right end portions of the insulating protector.

Abstract: A wiring module includes a first housing section row, a second housing section row, and linking sections. The first housing section row includes first housing sections that are arranged in an arrangement direction and include connection bus bars therein, respectively. The second housing section row includes second housing sections that are arranged in the arrangement direction and include the connection bus bars and output bus bars therein, respectively, and is disposed away from the first housing section row with respect to a crossing direction that crosses the arrangement direction. The linking sections are disposed between the first and second housing section rows and link the first and second housing section rows. The first housing sections are connected by a first warping section that can be deformed with warping and the second housing sections are connected by a second warping section that can be deformed with warping.

Abstract: 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.

Abstract: A temperature detection module for detecting a temperature of a measurement target is provided. The temperature detection module includes a temperature sensor, and a holder for holding the temperature sensor such that movement is possible in a separation and contact direction in which the temperature sensor is separated from and brought into contact with the measurement target. The temperature sensor includes a sensor main body portion in which a temperature detection element is accommodated, and a spring portion that is integrally provided on the sensor main body portion. The spring portion is of a type that expands and contracts only in a single direction, and expands and contracts only in the separation and contact direction. The spring portion is attached to the holder and biases the temperature sensor such that a detection surface comes into contact with the measurement target.

Abstract: Provided is a terminal fitting for connecting, in an electric storage module that has a plurality of electricity storage elements, a wire to an electrode terminal of each of the electricity storage elements, the terminal fitting including: a plate-shaped terminal connection portion that is to be connected to the electrode terminal; an extending portion extending integrally from an edge portion of the terminal connection portion; and a wire connection portion for connecting the wire, the wire connection portion being provided on a distal end side of the extending portion, wherein the extending portion is inclined to be higher toward a distal end such that a side thereof on the wire connection portion is raised relative to a plate surface of the terminal connection portion.

Abstract: A battery wiring module has a novel structure with which workability of a wire routing process can be improved and is able to prevent or reduce the occurrence of misrouting. A battery wiring module includes a plurality of busbars that electrically connect adjacent battery cells of a plurality of battery cells arranged in a row, a plurality of coated wires connected at one end to an external connection terminal and a connecting part provided at the other end being connected to one of the busbars, a wire routing body in which a busbar housing frame that houses the busbars and a wire routing passage that routes the coated wires are provided, and a sub-assembly protector that is mounted to the wire routing body, the sub-assembly protector holding a plurality of coated wires.