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    Power supply unit for electric vehicle
    5.
    发明授权
    Power supply unit for electric vehicle 有权
    电动汽车用电源单元

    公开(公告)号：US09306201B2

    公开(公告)日：2016-04-05

    申请号：US14154450

    申请日：2014-01-14

    Applicant: SHENZHEN BYD AUTO R&D COMPANY LIMITED ,  BYD COMPANY LIMITED

    Inventor： Jia Lu ,  Zhipei Lu ,  Jianhua Zhu

    IPC: H01M2/10 ,  B60K1/04

    CPC classification number: H01M2/1083 ,  B60K1/04 ,  H01M2/1077

    Abstract: A power supply unit for an electric vehicle includes a tray and at least one battery module fixed on the tray via a strip. Each battery module includes a housing having a bottom plate mounted onto the tray, first to fourth side plates disposed on the bottom plate, a battery pack disposed in the housing and having a plurality of cells arranged along a thickness direction, and first flexible members disposed between the first side plate and the battery pack, and between the third side plate and battery pack respectively, for fastening the battery pack.

    Abstract translation: 一种用于电动车辆的电源装置包括一个托盘和至少一个电池模块，该电池模块经由一条带固定在该托盘上。 每个电池模块包括一个具有安装在托盘上的底板的壳体，设置在底板上的第一至第四侧板，设置在壳体中并具有沿着厚度方向布置的多个单元的电池组，以及第一柔性构件， 在第一侧板和电池组之间以及第三侧板和电池组之间分别用于紧固电池组。

    CONSTRUCTION OF ELECTROCHEMICAL STORAGE CELL WITH CONDUCTIVE BLOCK
    6.
    发明申请
    CONSTRUCTION OF ELECTROCHEMICAL STORAGE CELL WITH CONDUCTIVE BLOCK 审中-公开
    具有导电块的电化学储存电池的构造

    公开(公告)号：US20140141316A1

    公开(公告)日：2014-05-22

    申请号：US14164896

    申请日：2014-01-27

    Applicant: BYD Company Limited ,  Shenzhen BYD Auto R&D Company Limited

    Inventor： Weixin Zheng ,  Luxia Jiang ,  Jianhua Zhu ,  Xi Shen

    IPC: H01M2/20

    CPC classification number: H01M2/348 ,  H01M2/04 ,  H01M2/043 ,  H01M2/0456 ,  H01M2/046 ,  H01M2/0473 ,  H01M2/206 ,  H01M2/305 ,  H01M6/5038 ,  H01M10/0422 ,  H01M10/0431 ,  H01M10/0587 ,  H01M10/615 ,  H01M10/625 ,  H01M10/633 ,  H01M10/637 ,  H01M10/6553 ,  H01M10/6571 ,  H01M10/658 ,  Y02E60/12 ,  Y02T10/7011

    Abstract: An electrochemical storage cell is disclosed that comprises a core and a rectangular shell that receives the core snugly therein. The rectangular shell has first and second open ends. A first end cap is used to close the first open end. An anode terminal extends through the first end cap from an interior portion of the electrochemical storage cell to an external portion thereof. A first gasket is secured within the rectangular shell between the first end cap and the core to resiliently hold the core away from the first end cap. A second end cap is used to close the second open end. A cathode terminal extends through the second end cap from an interior portion of the electrochemical storage cell to an external portion thereof. A second gasket is secured within the rectangular shell between the second end cap and the core to resiliently hold the core away from the second end cap.

    Abstract translation: 公开了一种电化学蓄电池，其包括芯和矩形外壳，其中密封地容纳芯。 矩形壳体具有第一和第二开口端。 第一个端盖用于关闭第一个开口端。 阳极端子从电化学存储单元的内部延伸穿过第一端盖到其外部部分。 第一垫片固定在第一端盖和芯之间的矩形壳体内，以将芯远离第一端盖弹性地保持。 第二个端盖用于关闭第二个开口端。 阴极端子从电化学存储单元的内部延伸穿过第二端盖到其外部。 第二垫圈固定在第二端盖和芯之间的矩形壳体内，以将芯远离第二端盖弹性地保持。

    CONSTRUCTION OF ELECTROCHEMICAL STORAGE CELL WITH EXPANSION MEMBER
    7.
    发明申请
    CONSTRUCTION OF ELECTROCHEMICAL STORAGE CELL WITH EXPANSION MEMBER 审中-公开
    具有扩展部件的电化学储存电池的构造

    公开(公告)号：US20140141315A1

    公开(公告)日：2014-05-22

    申请号：US14164844

    申请日：2014-01-27

    Applicant: BYD Company Limited ,  Shenzhen BYD Auto R&D Company Limited

    Inventor： Weixin Zheng ,  Luxia Jiang ,  Jianhua Zhu ,  Xi Shen

    IPC: H01M2/20

    CPC classification number: H01M2/348 ,  H01M2/04 ,  H01M2/043 ,  H01M2/0456 ,  H01M2/046 ,  H01M2/0473 ,  H01M2/206 ,  H01M2/305 ,  H01M6/5038 ,  H01M10/0422 ,  H01M10/0431 ,  H01M10/0587 ,  H01M10/615 ,  H01M10/625 ,  H01M10/633 ,  H01M10/637 ,  H01M10/6553 ,  H01M10/6571 ,  H01M10/658 ,  Y02E60/12 ,  Y02T10/7011

    Abstract: An electrochemical storage cell is disclosed that comprises a core and a rectangular shell that receives the core snugly therein. The rectangular shell has first and second open ends. A first end cap is used to close the first open end. An anode terminal extends through the first end cap from an interior portion of the electrochemical storage cell to an external portion thereof. A first gasket is secured within the rectangular shell between the first end cap and the core to resiliently hold the core away from the first end cap. A second end cap is used to close the second open end. A cathode terminal extends through the second end cap from an interior portion of the electrochemical storage cell to an external portion thereof. A second gasket is secured within the rectangular shell between the second end cap and the core to resiliently hold the core away from the second end cap.

    Abstract translation: 公开了一种电化学蓄电池，其包括芯和矩形外壳，其中密封地容纳芯。 矩形壳体具有第一和第二开口端。 第一个端盖用于关闭第一个开口端。 阳极端子从电化学存储单元的内部延伸穿过第一端盖到其外部部分。 第一垫片固定在第一端盖和芯之间的矩形壳体内，以将芯远离第一端盖弹性地保持。 第二个端盖用于关闭第二个开口端。 阴极端子从电化学存储单元的内部延伸穿过第二端盖到其外部。 第二垫圈固定在第二端盖和芯之间的矩形壳体内，以将芯远离第二端盖弹性地保持。

    Protection device used in battery pack, battery pack and vehicle
    8.
    发明授权
    Protection device used in battery pack, battery pack and vehicle 有权

    公开(公告)号：US11056748B2

    公开(公告)日：2021-07-06

    申请号：US16474828

    申请日：2017-07-05

    Applicant: BYD COMPANY LIMITED

    Inventor： Jianhua Zhu ,  Qing Lai ,  Zhiwei Tong ,  Yan Zhu

    IPC: H01M2/34 ,  H01M50/209 ,  H01M50/578 ,  H01M50/581

    Abstract: A battery pack comprises a plurality of batteries. The protection device is disposed between two adjacent batteries and comprises: a first connecting assembly, a second connecting assembly and a conductive connecting assembly. The protection device has a normal state and an alarm state. When the protection device is in the normal state, the first connecting assembly and the second connecting assembly are spaced apart, and the overload protection circuit is open. When the protection device is in the alarm state, the first connecting assembly is electrically connected with the housing of the first battery, the second connecting assembly is electrically connected with the housing of the second battery, at least one of the first connecting assembly and the second connecting assembly moves to be electrically connected with each other, and the overload protection circuit is closed.

    Single-cell battery, battery module, power battery, and electric vehicle
    9.
    发明授权
    Single-cell battery, battery module, power battery, and electric vehicle 有权

    公开(公告)号：US10804522B2

    公开(公告)日：2020-10-13

    申请号：US16110548

    申请日：2018-08-23

    Applicant: BYD COMPANY LIMITED

    Inventor： Peng Lu ,  Luxia Jiang ,  Shichao Hu ,  Jianhua Zhu ,  Yan Zhu

    IPC: H01M2/34 ,  B60L50/64 ,  H01M2/04 ,  H01M2/26 ,  H01M2/12

    Abstract: The present disclosure discloses a single-cell battery, a battery module, a power battery, and an electric vehicle. The single-cell battery includes a case, a battery cell accommodated in the case, an electrode terminal electrically connected to the battery cell, and a cover plate for sealing the case. The electrode terminal is disposed on the cover plate. The electrode terminal includes a battery post passing through the cover plate and electrically connected to the battery cell with an internal guide member. The single-cell battery further includes a current interruption device mounted on the battery post. The current interruption device includes a flipping member in communication with gas inside the case. The flipping member is connected to an outer end surface of the battery post with a connection point. The connection point is configured to be disconnected under action of air pressure.

    Battery, battery module, battery pack and electric vehicle
    10.
    发明授权
    Battery, battery module, battery pack and electric vehicle 有权

    公开(公告)号：US10777791B1

    公开(公告)日：2020-09-15

    申请号：US16707837

    申请日：2019-12-09

    Applicant: BYD COMPANY LIMITED

    Inventor： Chuanfu Wang ,  Long He ,  Huajun Sun ,  Jianhua Zhu ,  Zhipei Lu ,  Yan Zhu ,  Shichao Hu

    IPC: H01M2/10 ,  H01M2/36 ,  B60L50/64

    Abstract: A battery includes a case and a battery core assembly disposed in the case, the battery core assembly includes a plurality of battery core groups and an receiving space holding the plurality of battery core groups, the battery core groups are connected in series, and the battery core group includes at least one battery core; a separator plate is disposed between at least two adjacent battery core groups, the separator plate divides the receiving space into a plurality of receiving cavities, each of the receiving cavities holds one or more battery core groups, and a cavity wall of the receiving cavity comprised by a connection of the separator plate and a separation membrane; and the battery further includes a liquid injection channel and the liquid injection channel in a sealed state, the liquid injection channel is disposed on at least one of the separation membranes and the separator plates.

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