Abstract: A conductive module includes a first conductive member electrically connected to at least one electrode terminal of a battery module, a second conductive member electrically connected to the first conductive member and an electrical connection target, and an accommodation member accommodating the first and second conductive members. The accommodation member includes an accommodation body having a first accommodation chamber that accommodates the first conductive member and a second accommodation chamber that accommodates the second conductive member, a lid body closing an opening of the second accommodation chamber such that the second conductive member does not come out of the second accommodation chamber, and a hinge body rotating the lid body, a first holding mechanism holding a side of the lid body opposite to the hinge body at the closing position, and a second holding mechanism holding the hinge body side of the lid body at the closing position.

Abstract: A conductor module includes a busbar, an accommodation case, and a fixing member. The accommodation case has two or more fixing holes that pass through a fixing body first surface and a fixing body second surface. The fixing member includes a main body and fixing legs. The fixing legs are associated with the respective fixing holes, and have a part of the busbar interposed therebetween. The fixing legs are capable of plastic deformation by external force, are inserted in the respective fixing holes from a side of the fixing body first surface to protrude from a side of the fixing body second surface, and, under a fixed condition in which the busbar is fixed to the accommodation case by the fixing member, have leading ends disposed on an outside in a radial direction with respect to the fixing holes as viewed in an axial direction of the fixing holes.

Abstract: A conductor module includes a busbar, an accommodation case, and a fixing member. The accommodation case has two or more fixing holes that pass through a fixing body first surface and a fixing body second surface. The fixing member includes a main body and fixing legs. The fixing legs are associated with the respective fixing holes, and have a part of the busbar interposed therebetween. The fixing legs are capable of plastic deformation by external force, are inserted in the respective fixing holes from a side of the fixing body first surface to protrude from a side of the fixing body second surface, and, under a fixed condition in which the busbar is fixed to the accommodation case by the fixing member, have leading ends disposed on an outside in a radial direction with respect to the fixing holes as viewed in an axial direction of the fixing holes.

Abstract: A bus bar module includes a plurality of bus bars, a plate-shaped housing case, and a plurality of voltage detection conductors. Each of the bus bars is connected to two or more electrode terminals in an electrode terminal group. The housing case has a plurality of bus bar housing spaces housing the respective bus bars, and has insulation property. The voltage detection conductors are each connected to the bus bars. The bus bars are each disposed in the bus bar housing spaces while separated from the inner peripheral surfaces forming the bus bar housing spaces. The housing case includes a pair of support connecting sections that support the corresponding bus bar with respect to the housing case, in each of the bus bar housing spaces. Each of the support connecting sections has elastic deformation sections allowing elastic deformation in an arrangement direction.

Abstract: A battery module includes a plurality of battery cells each having two electrode terminals, i.e., positive and negative electrode terminals; a first housing case that houses a first battery cell group; a second housing case that houses a second battery cell group; and a fixing tool that fixes the first and the second housing cases by making the electrode terminals in the first battery cell group face the electrode terminals in the second battery cell group. The second battery group is housed in the second housing case while being inclined relative to the first battery cell group, connected to the negative electrode terminal of each battery cell in the first battery cell group facing the positive electrode terminal of the battery cell, and connected to the positive electrode terminal of each battery cell in the first battery cell group facing the negative electrode terminal of the battery cell.

Abstract: A busbar module includes a plurality of busbars that are connected to two or more electrode terminals in an electrode terminal group arranged in a row in a battery module including a plurality of battery cells, a housing case that has insulation property and includes a plurality of housing spaces that house the respective busbars, and a plurality of voltage detection conductors that are connected to the respective busbars. The voltage detection conductors are formed integrally with the housing case.

Abstract: A battery state detector includes a main unit configured to detect a state of one battery assembly in a battery pack storing therein a plurality of battery assemblies each including a plurality of battery cells arranged in rows, a subunit configured to detect a state of a battery assembly in the battery pack other than the battery assembly that is a detection target of the main unit, and a first communication line that connects the main unit with the subunit. The main unit is connected to a controller configured to control the battery pack via a second communication line that is separate from the first communication line.

Abstract: A battery module includes a plurality of battery cells each of which includes two electrodes and which are arranged such that two electrode groups formed of the electrodes arranged in a row are formed and are electrically connected in series or in parallel by physically and electrically connecting an electrical connection member to each of the two adjacent electrodes in the electrode group; a separator disposed at least between the adjacent battery cells to achieve insulation of the battery cells; and a restraint band holding a state in which the battery cell and the separator are alternately stacked. The separator includes a lid covering the electrical connection member connected to the electrode and the electrode as a connection target of the electrical connection member from a side opposite to the battery cell.

Abstract: A voltage detector of a battery module includes a flexible conductive member that is disposed for each of two electrode groups formed of electrodes arranged in a row of a battery module that is an aggregate of a battery cell provided with two equipotential portions each of which has a same potential with each of the two electrodes, and is electrically connected to the equipotential portion for each of the electrodes of each of the electrode groups serving as a disposition target. The flexible conductive member includes: a conductive portion for each of the equipotential portions having flexibility that is electrically connected to the equipotential portion and each of an arithmetic processing device of a battery monitoring unit that monitors a voltage of the battery cell; and an insulating portion having flexibility that electrically insulates the plurality of conductive portions from each other.

Abstract: A power supply apparatus 1 includes: a battery cell assembly 2 including battery cells 3 having a positive terminal 11 at one end and a negative terminal 12 at the other end; a busbar module 5 attached to the assembly 2 and configured to connect the cells 3 in series with each other; and a pair of electric wires 9 connected to electrodes 11, 12 taking out a voltage of the series-connected cells 3. The busbar module 5 includes: bus bars 6 configured to connect the positive terminal 11 and the negative terminal 12 of the mutually adjacent battery cells 3 of the assembly 2; a plate 8 disposed on the assembly 2 with the bus bars 6 attached thereto; and an electric wire holding portion 18 provided on the plate 8 configured to hold one electric wire 9a of the pair of the electric wires 9. The electric wire holding portion 18 extends in the arrangement direction X in which the cells 3 are arranged at a central portion of the plate 8 in the width direction Z orthogonal to the direction X of the battery cells 3.

Abstract: Disclosed is a bus bar module and a power, the bus bar module includes: a plurality of bus bars for connecting a plurality of batteries in series by connecting together electrodes of the adjacent batteries of the plurality of batteries arranged straight; a plurality of terminals configured to be connected to each of the bus bars; and a case housing the plurality of bus bars and the plurality of terminals, an electronic component mounted on the batteries, the case includes: a plurality of housings arranged along an arranging direction of the plurality of batteries, housing each of the bus bars and each of the terminals; and a wiring section arranged in parallel with the plurality of housings, wiring a first electric wire configured to be connected to the terminals, the electronic component is disposed at an opposite side of the wiring section across the housing.

Abstract: A power supply unit includes: a plurality of batteries each of which has a positive electrode 8 at one end and a negative electrode at the other end; and a bus bar module connecting the batteries in series. The bus bar module includes: a plurality of bus bars each having a pair of connecting parts respectively connected to the electrodes adjacent to each other of the batteries adjacent to each other, and a coupling part coupling the pair of connecting parts to each other; a plurality of terminals each elastically clamping the electrodes and the connecting parts to electrically connect the electrodes to the connecting parts; and a plate to which the bus bars and the terminals are attached. The electrodes are formed in a flat plate shape, and thickness directions of the electrodes which are connected to each other by the bus bar are perpendicular to each other.

Abstract: A power supply apparatus 1 includes: a battery cell assembly 2 including battery cells 3 having a positive terminal 11 at one end and a negative terminal 12 at the other end; a busbar module 5 attached to the assembly 2 and configured to connect the cells 3 in series with each other; and a pair of electric wires 9 connected to electrodes 11, 12 taking out a voltage of the series-connected cells 3. The busbar module 5 includes: bus bars 6 configured to connect the positive terminal 11 and the negative terminal 12 of the mutually adjacent battery cells 3 of the assembly 2; a plate 8 disposed on the assembly 2 with the bus bars 6 attached thereto; and an electric wire holding portion 18 provided on the plate 8 configured to hold one electric wire 9a of the pair of the electric wires 9. The electric wire holding portion 18 extends in the arrangement direction X in which the cells 3 are arranged at a central portion of the plate 8 in the width direction Z orthogonal to the direction X of the battery cells 3.

Abstract: A power supply device, which is simply assembled and in which a cell assembly and a measuring section are freely inserted and detached, is provided. A power supply device 1 includes a cell assembly 2, a plurality of first bus bars 51, a plate 3 to which the plurality of bus bars 51 are attached. The plate is overlapped on the cell assembly 2. The cell assembly 2 has a plurality of cells 21 respectively including positive electrodes 23 at one ends and negative electrodes 24 at the other ends. The first bus bars 51 connect the positive electrodes 23 of the one cells 21 to the negative electrodes 24 of the other cells 21 of the cell assembly 2 which are mutually adjacent when the plate 3 is overlapped or overlaid on the cell assembly 2.

Abstract: In a liquid leakage propagation restraining structure, a voltage detection terminal that detects the voltage of an electricity storage device is connected to an electrode of the electricity storage device so that a crimp contact surface side of the voltage detection terminal to which an electric cable is crimped faces in the direction opposite the direction to the electrode. Therefore, the structure restrains the electrolytic solution that has leaked out and propagated to the electric cable from entering the interior of the core wire of the electric cable.

Abstract: A power supply device, which is simply assembled and in which a cell assembly and a measuring section are freely inserted and detached, is provided. A power supply device 1 includes a cell assembly 2, a plurality of first bus bars 51, a plate 3 to which the plurality of bus bars 51 are attached. The plate is overlapped on the cell assembly 2. The cell assembly 2 has a plurality of cells 21 respectively including positive electrodes 23 at one ends and negative electrodes 24 at the other ends. The first bus bars 51 connect the positive electrodes 23 of the one cells 21 to the negative electrodes 24 of the other cells 21 of the cell assembly 2 which are mutually adjacent when the plate 3 is overlapped or overlaid on the cell assembly 2.

Abstract: A power source device includes a battery assembly which includes a plurality of batteries each having a positive electrode at one end and a negative electrode at the other end, a plurality of connecting members, each of which connects the positive electrode of one battery and the negative electrode of the other battery of the battery assembly, the one and the other batteries adjoining each other, and a plate to which the connecting members are attached, and the plate adapted to the battery assembly. The battery assembly and the plate include a positioning section that relatively positions the battery assembly and the plate. The battery assembly and the plate include a plate displacement section that displaces the plate so that the connecting members relatively abut against the corresponding positive electrodes and negative electrodes of the battery assembly when the plate is mounted on the battery assembly.

Abstract: A power supply unit 1 includes: a plurality of batteries 4 each of which has a positive electrode 8 at one end and a negative electrode 7 at the other end; and a bus bar module 3 connecting the batteries in series. The bus bar module 3 includes: a plurality of bus bars 9 each having a pair of connecting parts 91, 92 respectively connected to the electrodes 7, 8 adjacent to each other of the batteries 4 adjacent to each other, and a coupling part 90 coupling the pair of connecting parts 91, 92 to each other; a plurality of terminals 16, 17 each clamping the electrodes 7, 8 and the connecting parts 91, 92 to electrically connecting the electrodes 7, 8 to the connecting parts 91, 92; and a plate 10 to which the bus bars 9 and the terminals 16, 17 are attached. The electrodes 7, 8 are formed in a flat plate shape, and thickness directions of the electrodes 7, 8 which are connected to each other by the bus bar 9 are perpendicular to each other.

Abstract: A power source device includes a battery assembly which includes a plurality of batteries each having a positive electrode at one end and a negative electrode at the other end, a plurality of connecting members, each of which connects the positive electrode of one battery and the negative electrode of the other battery of the battery assembly, the one and the other batteries adjoining each other, and a plate to which the connecting members are attached, and the plate adapted to the battery assembly. The battery assembly and the plate include a positioning section that relatively positions the battery assembly and the plate. The battery assembly and the plate include a plate displacement section that displaces the plate so that the connecting members relatively abut against the corresponding positive electrodes and negative electrodes of the battery assembly when the plate is mounted on the battery assembly.

Abstract: The present invention is intended to provide a power supply apparatus which is sized down and lighter. To attain the afore-mentioned objective, there is provided a power supply apparatus, comprising a battery aggregation including a plurality of batteries connected to each other in series, the battery having a positive electrode in its one end portion and a negative electrode in its opposite end portion, and an electrical junction box being disposed between a plurality of the batteries and being configured to allow connection and disconnection of the battery aggregation and a load outside the power supply apparatus.