公开(公告)号：EP4243189A1

公开(公告)日：2023-09-13

申请号：EP21893556.7

申请日：2021-09-17

Applicant: BYD Company Limited

Inventor： ZHAO, Zhe ,  TAO, Naishu ,  PENG, Qingbo

IPC: H01M50/51

Abstract: A smart connection sheet (2), a battery pack, and a vehicle are provided. The smart connection sheet (2) includes a conductive connection member (21) and a cut-off apparatus (221). Two ends of the conductive connection member (21) are respectively connected to terminals of two adjacent battery cores of the battery pack. When receiving a cut-off signal, the cut-off apparatus (221) cuts off the conductive connection member (21).

公开(公告)号：EP4142024A1

公开(公告)日：2023-03-01

申请号：EP20932601.6

申请日：2020-10-29

Applicant: BYD Company Limited

Inventor： SUN, Huajun ,  LU, Zhipei ,  PENG, Qingbo ,  WAN, Long ,  ZHU, Yan

IPC: H01M50/10 ,  H01M50/105

Abstract: The present disclosure provides a battery pack and an electric vehicle. The battery pack includes a sealed housing, and at least one housing structural beam and multiple electrode core strings electrically connected to one another located in the housing. The housing includes a housing body, including a top plate and a bottom plate arranged opposite to each other in a first direction. The structural beam is located between the top plate and the bottom plate, the at least one structural beam divides the interior of the housing into multiple accommodating cavities, the at least one structural beam is connected to the top plate and the bottom plate, and at least one electrode core string is provided in at least one accommodating cavity. An atmospheric pressure in the accommodating cavity is lower than an atmospheric pressure outside the housing. A mounting portion is provided on the housing, and the mounting portion is configured to be connected and fixed to an external load. The electrode core string includes multiple electrode core assemblies sequentially disposed in a second direction and connected in series. The electrode core assembly is encapsulated in an encapsulation film. A length direction of the electrode core string extends in the second direction.

公开(公告)号：EP4138179A1

公开(公告)日：2023-02-22

申请号：EP20931797.3

申请日：2020-11-11

Applicant: BYD Company Limited

Inventor： SUN, Huajun ,  LU, Zhipei ,  PENG, Qingbo ,  WAN, Long ,  ZHU, Yan

IPC: H01M50/10

Abstract: The present disclosure provides a battery pack housing, a battery pack, and an electric vehicle. The battery pack housing includes a housing body and at least one structural beam inside the housing body, and the at least one structural beam divides the internal space of the housing body into a number of accommodation cavities. The housing body includes a top plate and a bottom plate arranged opposite to each other in a first direction, where the first direction is a height direction of the battery pack housing, the structural beam locates between the top plate and the bottom plate, and the at least one structural beam is attached to the top plate and the bottom plate. The battery pack housing is arranged with a mounting portion for a fixed connection with an external load. The battery pack housing disclosed in the present disclosure has relatively high strength and stiffness as well as high space utilization.

公开(公告)号：EP4117080A1

公开(公告)日：2023-01-11

申请号：EP21764980.5

申请日：2021-01-28

Applicant: BYD Company Limited

Inventor： WANG, Yi ,  PENG, Qingbo ,  CHEN, Danfeng ,  TAO, Naishu ,  ZHU, Yan

IPC: H01M10/42 ,  H01M50/20 ,  B60L53/53

Abstract: A battery pack (100) and a vehicle including the battery pack (100) are provided. The battery pack (100) includes a housing, a battery core group (20), and a distribution box (30) detachably mounted on the housing. The housing is provided with a receiving space (101). Both the battery core group (20) and the distribution box (30) are received in the receiving space (101). The battery core group (20) is electrically connected to the distribution box (30). The housing includes a bottom plate (11) and an access cover (12). The bottom plate (11) is provided with an access port (110). The access port (110) communicates with the receiving space (101). The distribution box (30) faces the access port (110). The access cover (12) is detachably mounted on the bottom plate (11) and covers the access port (110).

公开(公告)号：EP3905368A1

公开(公告)日：2021-11-03

申请号：EP19902127.0

申请日：2019-07-24

Applicant: BYD Company Limited

Inventor： REN, Zhenghua ,  LU, Zhipei ,  GUO, Kun ,  PENG, Qingbo ,  ZHU, Yan

IPC: H01M2/10

Abstract: Provided are a battery tray and a power battery pack. The battery tray includes a tray body. The tray body includes a base plate (10), a side beam (20), and several partition plates (30), the side beam (20) is disposed around the base plate (10) and defines, together with the base plate (10), an accommodating space for battery cells (200). The partition plates (30) are disposed on the base plate (10) and divide the base plate (10) into several regions for placing the battery cells (200). The partition plates (30) and the side beam (20) are each formed therein with an air passage and are in communication with each other. The partition plates (30) are provided with several inlet vents (31), and the side beam (20) is provided with at least one exhaust vent. The inlet vent (31) is configured to introduce a flame, smoke or gas discharged from the battery cell (200) into the air passage.

公开(公告)号：EP3063805B1

公开(公告)日：2017-09-06

申请号：EP14877002.7

申请日：2014-12-31

Applicant: BYD Company Limited

Inventor： PENG, Qingbo ,  ZHANG, Xuefeng ,  ZHU, Yan ,  LU, Jia ,  LIU, Wei ,  HUANG, Yan ,  LU, Zhipei ,  ZHU, Jianhua

IPC: H01M2/10

CPC classification number: H01M2/1077 ,  H01M2/1094 ,  H01M2/206 ,  H01M2220/20

公开(公告)号：EP3180811A1

公开(公告)日：2017-06-21

申请号：EP15847010.4

申请日：2015-06-18

Applicant: BYD Company Limited

Inventor： ZHANG, Xuefeng ,  ZHU, Yan ,  PENG, Qingbo ,  LU, Jia ,  LIU, Wei

IPC: H01M2/10

CPC classification number: H01M2/1077

Abstract: A battery accommodating device (100) and a battery module (1000) including the same are provided. The battery accommodating device (100) includes: an outer insertion-connected assembly (1) comprising first and second outer insertion-connected components (11, 12) opposed to and spaced from each other in a right and left direction；an inner insertion-connected assembly (2) disposed between the first and second outer insertion-connected components in the right and left direction, and comprising first and second inner insertion-connected components (21, 22) staggerly arranged with each other in a front and rear direction；and a chamber configured to accommodate a battery and defined between the inner insertion-connected component of the inner insertion-connected assembly (2) and adjacent one of the first and second outer insertion-connected components, in which each of the first and second outer insertion-connected components is fitted with the first and second inner insertion-connected components (21, 22) via a sliding rail structure.

Abstract translation: 提供了一种电池容纳装置（100）和包括该电池容纳装置的电池模块（1000）。 该电池收纳装置（100）包括：外插入连接组件（1），其具有在左右方向上相对且隔开间隔的第一外部插入连接部件（11）和第二外部插入连接部件（12） （2），其沿左右方向设置在所述第一外部插入连接部件与所述第二外部插入连接部件之间，并且包括在前后方向上彼此错开地布置的第一内部插入连接部件和第二内部插入连接部件; 以及腔室，所述腔室构造成容纳电池并限定在所述内部插入连接组件（2）的所述内部插入连接部件与所述第一外部插入连接部件和所述第二外部插入连接部件中的相邻一者之间，其中，所述第一外部插入连接部件 插入连接的部件经由滑轨结构与第一和第二内插入连接部件（21,22）配合。

公开(公告)号：EP3063806A1

公开(公告)日：2016-09-07

申请号：EP14877223.9

申请日：2014-12-31

Applicant: BYD Company Limited

Inventor： PENG, Qingbo ,  LU, Jia ,  ZHANG, Xuefeng ,  LIU, Wei ,  HUANG, Yan ,  ZHU, Yan ,  LU, Zhipei ,  ZHU, Jianhua

IPC: H01M2/10

CPC classification number: H01M10/4207 ,  H01M2/1077 ,  H01M2/206 ,  H01M2220/20

Abstract: A power battery module (1000) is provided. The power battery module (1000) includes a battery accommodating assembly (100) having a plurality of separators (10), the separator (10) comprising: a separator body (11); a left cover (12); and a right cover (13), in which adjacent separators (10) are detachably connected with each other; a battery group; and a signal collection and power connection assembly (400) mounted on the separator (10) and comprising: a substrate (401); a power connection member (407) fixed to the substrate (401); a power connection line (4071) disposed on the substrate (401) and defines a first end connected with the power connection member (407); a signal collection line (4021) disposed on the substrate (401) and defines a first end connected with the power connection member (407); and a signal collection member (402) disposed on the substrate (401) and connected with the signal collection line (4021).

Abstract translation: 提供动力电池模块（1000）。 动力电池模块（1000）包括具有多个分离器（10）的电池容纳组件（100），分离器（10）包括：分离器主体（11）;分离器主体 一个左盖（12）; 和右盖（13），其中相邻的分离器（10）可拆卸地彼此连接; 一个电池组; 以及安装在所述分离器（10）上的信号收集和动力连接组件（400），所述信号收集和动力连接组件（400）包括：衬底（401） 固定在基板（401）上的电源连接部件（407）; 电源连接线（4071），设置在所述基板（401）上并限定与所述电源连接部件（407）连接的第一端; 信号采集线路，设置在所述基板上，并限定与所述电源连接件连接的第一端; 以及设置在基板（401）上并与信号采集线路（4021）连接的信号采集构件（402）。