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 terminal-equipped electrical wire includes an electrical wire and a terminal that is connected to the electrical wire. The terminal includes a metal cap portion in which one end portion of a tubular portion that has a tubular shape is sealed and another end portion is an opening portion. The terminal is connected to the electrical wire in a state where the cap portion is placed over an end portion of the electrical wire. An edge portion of the opening portion has an increased width in the diameter direction of the tubular portion.

Abstract: A connection module includes a plurality of bus bars that connect positive and negative electrode terminals of adjacent energy storage elements, a plurality of bus bar holding portions that hold bus bars in an insulated manner, and a pitch adjustment portion. The pitch adjustment portion is to be provided across the adjacent bus bar holding portions so as to couple the adjacent bus bar holding portions, and extends and contracts in a line-up direction of the plurality of bus bar holding portions so as to enable adjustment of a pitch between the positive and negative electrode terminals of the adjacent energy storage elements. Each of the bus bar holding portion includes a bus bar housing portion including an isolation wall that keeps the corresponding bus bars apart in an insulated manner. The bus bar housing portion includes, on one side in the line-up direction, a free portion where there is no isolation wall.

Abstract: A wiring module includes multiple bus bars, a resin protector that has one or more holding portions that hold the bus bars and is provided with a tolerance absorbing portion that absorbs tolerance in the arrangement direction of power storage elements, and a cover that is attached to the resin protector and holds all of the holding portions. The resin protector is provided with a locking portion that locks the cover, the locking portion projecting in a direction identical to the projecting direction of electrode terminals and extending along the arrangement direction of the power storage elements. The cover is provided with a lock-receiving portion that is locked to the locking portion. The locking portion and the lock-receiving portion are locked in a manner of enabling relative movement along the arrangement direction of the power storage elements at an edge portion of the cover that extends in the arrangement direction of the power storage elements.

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: 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: 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.

Abstract: A bus bar terminal includes an electrode connection portion that connects electrode terminals of power storage elements to each other, and a wire connection portion that is to be connected to an electrical wire, and guide portions are provided between the electrode connection portion and the wire connection portion, the guide portions guiding adhered liquid so as to fall to a position separated from the wire connection portion.

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 temperature detection module 10 includes: a temperature sensor 50; a sensor holder 30 for holding the temperature sensor 50 such that movement is possible in a separation and contact direction in which the temperature sensor 50 is separated from and brought into contact with a measurement target; and a biasing member 70 that is attached to the sensor holder 30 and biases the temperature sensor 50 such that a detection surface comes into contact with a measurement target. The sensor holder 30 includes: a base portion 31; and a accommodating portion 40 that extends in the separation and contact direction from the base portion 31 and holds the temperature sensor 50 such that movement is possible in the separation and contact direction. The accommodating portion 40 includes a gap that allows inclination of the temperature sensor 50 between the accommodating portion 40 and the temperature sensor 50.

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 includes a plurality of bus bars that connect positive and negative electrode terminals of adjacent energy storage elements, a plurality of bus bar holding portions that hold bus bars in an insulated manner, and a pitch adjustment portion. The pitch adjustment portion is to be provided across the adjacent bus bar holding portions so as to couple the adjacent bus bar holding portions, and extends and contracts in a line-up direction of the plurality of bus bar holding portions so as to enable adjustment of a pitch between the positive and negative electrode terminals of the adjacent energy storage elements. Each of the bus bar holding portion includes a bus bar housing portion including an isolation wall that keeps the corresponding bus bars apart in an insulated manner. The bus bar housing portion includes, on one side in the line-up direction, a free portion where there is no isolation wall.

Abstract: A temperature detection module includes a thermistor configured to detect the temperature of an electric cell, a thermistor electrical wire drawn from the thermistor, a thermistor holding portion configured to hold the thermistor movably in a direction in which the thermistor comes into contact with and separates from the electric cell in a form in which the thermistor is biased to move toward the electric cell, and an electrical wire routing path in which the thermistor electrical wire is routed in one direction. The electrical wire routing path is provided with a holding means for holding a midpoint of the thermistor electrical wire that is drawn from the thermistor and routed along the electrical wire routing path in a form in which a drawing end of the thermistor electrical wire is provided with an excess length portion having a predetermined length in order to allow movement of the thermistor.

Abstract: A temperature detection module includes a thermistor configured to detect the temperature of an electric cell, a thermistor electrical wire drawn from the thermistor, a thermistor holding portion configured to hold the thermistor movably in a direction in which the thermistor comes into contact with and separates from the electric cell in a form in which the thermistor is biased to move toward the electric cell, and an electrical wire routing path in which the thermistor electrical wire is routed in one direction. The electrical wire routing path is provided with a holding means for holding a midpoint of the thermistor electrical wire that is drawn from the thermistor and routed along the electrical wire routing path in a form in which a drawing end of the thermistor electrical wire is provided with an excess length portion having a predetermined length in order to allow movement of the thermistor.

Abstract: A wiring module includes multiple bus bars, a resin protector that has one or more holding portions that hold the bus bars and is provided with a tolerance absorbing portion that absorbs tolerance in the arrangement direction of power storage elements, and a cover that is attached to the resin protector and holds all of the holding portions. The resin protector is provided with a locking portion that locks the cover, the locking portion projecting in a direction identical to the projecting direction of electrode terminals and extending along the arrangement direction of the power storage elements. The cover is provided with a lock-receiving portion that is locked to the locking portion. The locking portion and the lock-receiving portion are locked in a manner of enabling relative movement along the arrangement direction of the power storage elements at an edge portion of the cover that extends in the arrangement direction of the power storage elements.

Abstract: A terminal-equipped electrical wire includes an electrical wire and a terminal that is connected to the electrical wire. The terminal includes a metal cap portion in which one end portion of a tubular portion that has a tubular shape is sealed and another end portion is an opening portion. The terminal is connected to the electrical wire in a state where the cap portion is placed over an end portion of the electrical wire. An edge portion of the opening portion has an increased width in the diameter direction of the tubular portion.

Abstract: A electricity storage module is provided with a stack formed by stacking a plurality of electricity storage elements having positive and negative lead terminals that protrude outward from end portions thereof and insulating holder members made of an insulating material for holding the electricity storage elements. A connecting portion formed by connecting different polarized lead terminals of adjacent electric cells is disposed in a position shifted from other connecting portions than that connecting portion as seen from the stacking direction of the stack, and the insulating holder members are provided with windows that correspond to the connecting portions.

Abstract: A battery wiring module that is attachable to an electric cell set configured with a plurality of electric cells that are lined up in a line-up direction, and that have metal terminals, namely a positive electrode and a negative electrode. The battery wiring module includes: a bus bar for electrically connecting the metal terminals of adjacent electric cells to each other; a resin protector that is made of insulating resin, that has a bus bar holding section for holding the bus bar, and that is attachable to the electric cell set; and an electronic control unit for detecting a state of at least one electric cell. The resin protector is configured to accommodate a tolerance in the line-up direction of the plurality of electric cells, and the electronic control unit is attached to the insulating protector so as to be movable in the line-up direction relative to the insulating protector.