Abstract: Provided is a power supply apparatus that can be disposed below a floor panel of a vehicle, including: a wiring structural body that is disposed below the floor panel, and is routed such that a first high-voltage wire harness, a second high-voltage wire harness, and a low-voltage wire harness extend along the wiring structural body; a high-voltage electricity storage device disposed below the wiring structural body; a first low-voltage electricity storage device and a second low-voltage electricity storage device that are disposed below the wiring structural body; and a 100-V charger, a first DC/DC converter, and a second DC/DC converter that are disposed below the wiring structural body.

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 wiring module configured to connect a power storage element group including power storage elements to external member includes: a connection member that connects electrodes of a pair of the power storage elements; an insulating protector that is attached to an electrode surface of the power storage element group and that houses the connection member; an electric cable that includes one end to be connected to a terminal electrode of the power storage element group and another end to be connected to the external member, and that is folded back from the one end to the other end; and a holding part that is provided to the insulating protector, and is configured to hold the electric cable.

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: An electric connection member includes a busbar, a protector portion, and a cover. The busbar includes a live portion that is located between terminal connecting portions. The protector portion has a busbar mounting surface on which the live portion of the busbar is mounted, and insulates and protects the live portion. The cover is coupled to the protector portion and covers a surface of the live portion. The cover has an abutment portion that abuts against the surface of the live portion. The abutment portion includes a pressure contact surface that is in direct or indirect contact with the surface of the live portion while being pressed against the surface of the live portion in a state in which the cover is coupled to the protector portion.

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: A connection module to be assembled to a power storage element stack including power storage element arrays in each of which power storage elements including electrode terminals of a positive electrode and a negative electrode are arranged. The connection module includes: a plurality of bus bars that electrically connects the electrode terminals between the adjacent power storage elements; a plurality of bus bar housing parts each housing each of the bus bars; a plurality of first hinge linking parts that links the bus bar housing parts and expands and contracts in a direction where the power storage elements are arranged; a plurality of inter-array bus bars that electrically connects the electrode terminals of power storage element arrays; a plurality of inter-array bus bar housing parts each housing each of the inter-array bus bars; and angle adjusting part adjusting an inclination angle of each of the inter-array bus bar housing part.

Abstract: Provided is a busbar configured to establish a connection between adjacent electrode terminals of a plurality of electricity storage elements each including positive and negative electrode terminals, including: a central region and a pair of end regions that are separated by a pair of parallel folding lines extending along an arrangement direction of the adjacent electrode terminals, wherein the pair of end regions are folded using the folding lines, and are placed on top of one surface of the central region such that the end regions do not overlap with each other.

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.

Abstract: A connection structure for an external connection bus bar configured to connect the external connection bus bar to an external connection electrode terminal of a power storage element stack including power storage elements including electrode terminals. The connection structure includes: the external connection bus bar including one end part to be connected to the external connection electrode terminal; a receiving connector that houses the external connection bus bar and is fixed to the power storage element stack, and that includes a connector terminal to be connected to the external connection bus bar and to connect the external connection bus bar to an outside; and a fixing member that is provided to one end of the power storage element stack and fixes the receiving connector. The external connection bus bar includes a flexible part that is configured to expand and contract in a direction where the power storage elements are arranged.

Abstract: An electric connection member includes a busbar, a protector portion, and a cover. The busbar includes a live portion that is located between terminal connecting portions. The protector portion has a busbar mounting surface on which the live portion of the busbar is mounted, and insulates and protects the live portion. The cover is coupled to the protector portion and covers a surface of the live portion. The cover has an abutment portion that abuts against the surface of the live portion. The abutment portion includes a pressure contact surface that is in direct or indirect contact with the surface of the live portion while being pressed against the surface of the live portion in a state in which the cover is coupled to the protector portion.

Abstract: Provided is a busbar configured to establish a connection between adjacent electrode terminals of a plurality of electricity storage elements each including positive and negative electrode terminals, including: a central region and a pair of end regions that are separated by a pair of parallel folding lines extending along an arrangement direction of the adjacent electrode terminals, wherein the pair of end regions are folded using the folding lines, and are placed on top of one surface of the central region such that the end regions do not overlap with each other.

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 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: 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 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 protector includes a plurality of lead-out openings through which electric cables are configured to be led out, and an electric cable attachment part which is provided in a projecting manner at an opening edge part of the lead-out opening and to which the electric cables are configured to be attached through a hinge part with flexibility. The electric cable attachment part is bent toward the lead-out opening by the hinge part, and a bent state thereof is configured to be held by a holding part.