A battery includes a case, in which a battery module, a battery management system and a junction terminal block are received. The battery module has cell blocks electrically connected in series, and each of the cell blocks has electrodes. The junction terminal block has a plurality of junction terminals to be electrically connected to the electrodes of the cell blocks through a plurality of junction wires respectively. The battery further has an external connector having a plurality of external terminals to be electrically connected to the junction terminals of the junction terminal block through a plurality of external wires. The external terminals of the external connector are electrically connected to the cell blocks through the external wires, the junction terminals of the junction terminal block and the junction wires respectively, so that all the cell blocks are able to be charged individually through the external connector.

A battery module includes a cell stack including stacked pouch-type secondary battery cells, which have electrode leads in opposite directions; a bus bar frame having first and second vertical plates and an upper plate connected to the first and second vertical plates to be hinged to at least one of the first and second vertical plates; and a mono-frame having a rectangular tube shape with an inner space in which the cell stack mounted to the bus bar frame is disposed. A plurality of bus bars are provided at outer surfaces of the first and second vertical plates, and the electrode leads of the cells are electrically connected to the corresponding bus bars through slots formed in the first and second vertical plates. A sensing member electrically connected to the bus bars of the vertical plates to sense electrical characteristics of the cells is disposed at the upper plate.

The present disclosure provides a battery, including: a housing (10); a plurality of accommodating cavities (60) arranged in the housing; a partition plate (20) for separating two adjacent accommodating cavities (60); an electrode core assembly (30), received in one of the accommodating cavities (60), the electrode core assembly (30) including at least one electrode core, and a plurality of electrode core assemblies (30) being sequentially arranged in a first direction and connected in series; a plurality of sampling wires, electrically connected to the plurality of electrode core assemblies (30) correspondingly; and a wire harness channel, receiving the plurality of sampling wires. A battery module, a battery pack, and an electric vehicle are further provided.

A circuit board soldering structure includes lead a plate inserted into a slit hole of a circuit board and soldered to a conductive pattern provided along the slit hole. The lead plate is made of an elastically-deformable metal plate thinner than an opening width (W) of slit hole. The lead plate includes insertion section inserted into the slit hole. The insertion section includes a bent section approaching from one of opposing inner surfaces of the slit hole facing each other toward another of the opposing inner surfaces of the slit hole. The bent section is disposed in the slit hole. The insertion section has both surfaces that are close to or contact corresponding opposing inner surfaces of the slit hole to solder the insertion section to the conductive pattern.

A circuit board soldering structure includes lead a plate inserted into a slit hole of a circuit board and soldered to a conductive pattern provided along the slit hole. The lead plate is made of an elastically-deformable metal plate thinner than an opening width (W) of slit hole. The lead plate includes insertion section inserted into the slit hole. The insertion section includes a bent section approaching from one of opposing inner surfaces of the slit hole facing each other toward another of the opposing inner surfaces of the slit hole. The bent section is disposed in the slit hole. The insertion section has both surfaces that are close to or contact corresponding opposing inner surfaces of the slit hole to solder the insertion section to the conductive pattern.

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.

Aspects concern a battery pack for mounting on a vehicle. The battery pack may comprise an elongated cell rack comprising one or more battery cells arranged therein. The battery pack may comprise a tubular battery case at least partially surrounding the elongated cell rack. The battery pack may comprise a top seal cover sealing a top portion of the elongated cell rack. The battery pack may comprise a bottom seal cover arranged at a bottom portion of the elongated cell rack. The battery pack may comprise a female pin receptacle arranged on the bottom seal cover at the bottom portion of the elongated cell rack.

Aspects concern a battery pack for mounting on a vehicle. The battery pack may comprise an elongated cell rack comprising one or more battery cells arranged therein. The battery pack may comprise a tubular battery case at least partially surrounding the elongated cell rack. The battery pack may comprise a top seal cover sealing a top portion of the elongated cell rack. The battery pack may comprise a bottom seal cover arranged at a bottom portion of the elongated cell rack. The battery pack may comprise a female pin receptacle arranged on the bottom seal cover at the bottom portion of the elongated cell rack.

A bus bar, which includes a metal bar made of an electrically conductive metal material; a bandage member configured to surround the metal bar except for both ends of the metal bar; and an insulating tube configured to surround the metal bar and the bandage member together, wherein the bandage member is made of a metal wire having a surface coated with a coating material having insulation and fire resistance.

A bus bar, which includes a metal bar made of an electrically conductive metal material; a bandage member configured to surround the metal bar except for both ends of the metal bar; and an insulating tube configured to surround the metal bar and the bandage member together, wherein the bandage member is made of a metal wire having a surface coated with a coating material having insulation and fire resistance.