公开(公告)号：EP4246684A1

公开(公告)日：2023-09-20

申请号：EP21896879.0

申请日：2021-11-18

Applicant: BYD Company Limited

Inventor： HU, Shichao ,  JIANG, Yimiao

IPC: H01M50/209

Abstract: A battery module includes: a housing including a mounting space; at least one electrode core assembly disposed in the mounting space; and a glue container connected with the at least one electrode core assembly and located in the mounting space, where the glue container includes a groove with an open end, and the open end of the groove is spaced apart from a top surface or a bottom surface of the housing.

公开(公告)号：EP4138184A1

公开(公告)日：2023-02-22

申请号：EP21808137.0

申请日：2021-04-20

Applicant: BYD Company Limited

Inventor： HU, Shichao ,  ZHU, Yan ,  GAO, Xin

IPC: H01M50/172 ,  H01M50/20

Abstract: The present disclosure provides a battery core assembly (10), a battery (100), a battery pack (200), and a vehicle (300). The battery core assembly (10) includes an encapsulation film (11) and an electrode core assembly (12). The electrode core assembly is arranged in an accommodating cavity (110) defined by the encapsulation film, and the electrode core assembly (12) includes at least one electrode core (121). The electrode core assembly is provided with two electrode lead-out members (122) of opposite polarities for current output. An intermediate ring (13) is further arranged in the accommodating cavity (110) at a side of the electrode core assembly (12) provided with the electrode lead-out member, and provided with an electrode lead-out hole (131) for leading the electrode lead-out member out. Moreover, the present disclosure further provides a battery (100), a battery pack (200), and a vehicle (300) based on the battery core assembly provided in the present disclosure.

公开(公告)号：EP4087026A1

公开(公告)日：2022-11-09

申请号：EP21741117.2

申请日：2021-01-04

Applicant: BYD Company Limited

Inventor： HE, Long ,  SUN, Huajun ,  HU, Shichao ,  AO, Zhiyong ,  ZHU, Yan

IPC: H01M50/10 ,  H01M10/42

Abstract: A battery pack and an electric vehicle are provided. The battery pack (200) includes a battery sequence (201). The battery sequence (201) includes multiple cells (100). A thickness of each cell (100) extends along a first direction. The multiple cells (100) are arranged in sequence along the first direction to form the battery sequence (201). At least one of the cells (100) includes a metal shell (101) and an electrode core (102) packaged in the metal shell (101). An air pressure inside the metal shell (101) is lower than an air pressure outside the metal shell (101). A gap is provided between at least two adjacent cells (100). A ratio of the gap to the thickness of the cell (100) ranges from 0.001 to 0.15.

公开(公告)号：EP4087000A1

公开(公告)日：2022-11-09

申请号：EP21740642.0

申请日：2021-01-12

Applicant: BYD Company Limited

Inventor： SUN, Huajun ,  LU, Zhipei ,  ZHU, Yan ,  HU, Shichao

IPC: H01M10/0525 ,  H01M50/102 ,  H01M50/578 ,  H01M50/618 ,  H01M50/579

Abstract: A cell (100) is provided, which includes a metal housing (11) and multiple electrode core strings encapsulated in the metal housing (11). The multiple electrode core strings are arranged in a second direction and sequentially connected in series. Each of the electrode core strings includes an encapsulation film (13) and multiple electrode core assemblies (12) arranged in a first direction and sequentially connected in series. The electrode core assemblies (12) are encapsulated in the encapsulation film (13). An atmospheric pressure between the metal housing (11) and the encapsulation film (13) is lower than an atmospheric pressure outside the metal housing (11).

公开(公告)号：EP4138208A1

公开(公告)日：2023-02-22

申请号：EP21808673.4

申请日：2021-05-12

Applicant: BYD Company Limited

Inventor： HU, Shichao ,  CHENG, Han

IPC: H01M50/593 ,  H01M50/103

Abstract: An electrode core assembly is provided, which includes an encapsulation film (11), an electrode core (12) and an spacer ring (13). The electrode core (12) and the spacer ring (13) are both arranged in an accommodating cavity defined by the encapsulation film (11). The electrode core (12) includes an electrode core body (121) and two electrode lead-out members of opposite polarities that are electrically connected to the electrode core body. The length of the electrode core body (121) extends along a first direction. Two opposite ends of the electrode core body (121) in the first direction include a V-shaped end face (1211) with a tip and protruding outward from the electrode core body (121), and the positions where the two electrode lead-out members are connected to the electrode core body (121) are respectively located at the tips of the two V-shaped end faces (1211). The spacer ring (13) includes an inclined portion (131) on the V-shaped end face (1211), and the inclined portion (131) is provided with an electrode lead-out hole (1310) penetrating through the spacer ring (13) and configured to lead out the electrode lead-out member.

公开(公告)号：EP4109608A1

公开(公告)日：2022-12-28

申请号：EP21756333.7

申请日：2021-02-04

Applicant: BYD Company Limited

Inventor： SUN, Huajun ,  PENG, Qingbo ,  HU, Shichao ,  ZHU, Yan ,  GAO, Xin

IPC: H01M10/00 ,  B60L50/60 ,  B60L50/64 ,  B60K1/04

Abstract: A battery pack (200) and a vehicle (300) are provided. The battery pack (200) is fixed to the vehicle (300) and is configured to provide electric energy for the vehicle (300). The battery pack (200) includes a cell array (21). The cell array (21) includes at least one cell (100). The cell (100) includes electrode terminals for leading out current. A first direction (A) is defined as a front-to-rear direction of the vehicle (300). The electrode terminals are oriented parallel to the first direction (A).

公开(公告)号：EP4089810A1

公开(公告)日：2022-11-16

申请号：EP21741634.6

申请日：2021-01-08

Applicant: BYD Company Limited

Inventor： ZHU, Yan ,  HU, Shichao

IPC: H01M50/186 ,  H01M50/204

Abstract: A battery (100), a battery module, a battery pack (200), and an electric vehicle are provided. The battery (100) includes a metal housing (11), a packaging member, and multiple electrode core assemblies (12). The packaging member includes two packaging portions (13) that are arranged opposite to each other. The packaging member has an internal space. The two packaging portions (13) are joined at a predetermined position to divide the internal space of the packaging member into multiple sealed accommodating cavities. At least one sealed accommodating cavity is provided with the electrode core assembly (12). The metal housing (11) is sleeved outside the packaging member.

公开(公告)号：EP4084203A1

公开(公告)日：2022-11-02

申请号：EP21741556.1

申请日：2021-01-04

Applicant: BYD Company Limited

Inventor： HE, Long ,  SUN, Huajun ,  HU, Shichao ,  YUAN, Wansong ,  ZHU, Yan

IPC: H01M50/242

Abstract: A battery, a battery module, a battery pack, and an electric vehicle are provided. The battery includes a metal shell (11) and a plurality of electrode core assemblies (12) sealed in the metal shell (11) and arranged in sequence. The electrode core assemblies (12) are connected in series. Each of the electrode core assemblies (12) includes at least one electrode core. The electrode core assemblies (12) are sealed in a packaging film (13). An air pressure between the metal shell (11) and the packaging film (13) is lower than an air pressure outside the metal shell (11). An air pressure inside the packaging film (13) is lower than the air pressure between the metal shell (11) and the packaging film (13).

公开(公告)号：EP2939294B1

公开(公告)日：2020-08-26

申请号：EP13866928.8

申请日：2013-09-12

Applicant: BYD Company Limited

Inventor： SHEN, Xi ,  JIANG, Luxia ,  ZHU, Jianhua ,  HU, Shichao ,  WANG, Gaowu ,  GU, Hongjuan

IPC: H01M10/04 ,  H01M10/6553 ,  H01M10/654 ,  H01M10/617 ,  H01M10/0585 ,  H01M10/0587 ,  H01M10/0525

公开(公告)号：EP2939294A1

公开(公告)日：2015-11-04

申请号：EP13866928.8

申请日：2013-09-12

Applicant: Byd Company Limited

Inventor： SHEN, Xi ,  JIANG, Luxia ,  ZHU, Jianhua ,  HU, Shichao ,  WANG, Gaowu ,  GU, Hongjuan

IPC: H01M2/34 ,  H01M10/0525

CPC classification number: H01M2/34 ,  H01M10/0413 ,  H01M10/0431 ,  H01M10/0463 ,  H01M10/0525 ,  H01M10/0585 ,  H01M10/0587 ,  H01M10/617 ,  H01M10/654 ,  H01M10/6553 ,  H01M2200/00 ,  H01M2220/20 ,  Y02E60/122

Abstract: A battery includes a shell, a core received in the shell and having first and second electrode tabs, and first and second protection components. Each of the first and second protection components includes two insulating layers and a conducting layer disposed between two insulating layers. The conducting layer of the first protection component defines a first end electrically connected to the first electrode tab and a second end configured as a free end. The conducting layer of the second protection component defines a first end electrically connected to the second electrode tab and a second end configured as a free end.

Abstract translation: 一种电池包括：外壳（1）; 容纳在壳体（1）中并且具有第一和第二电极片（41,42）的芯（4）; 和第一和第二保护部件（2,3），第一和第二保护部件（2,3）中的每一个包括两个绝缘层和设置在两个绝缘层之间的导电层，其中第一和第二保护部件的导电层（21） （2）限定电连接到所述第一电极接线片（41）的第一端和被配置为自由端的第二端，并且所述第二保护部件（3）的所述导电层（31）限定电连接 到第二电极接线片（42）以及被配置为自由端的第二端。