公开(公告)号：EP4239771A1

公开(公告)日：2023-09-06

申请号：EP21884490.0

申请日：2021-07-12

Applicant: BYD Company Limited

Inventor： TAN, Liangwen ,  SONG, Na ,  TAN, Jing ,  CHEN, Wenhui

IPC: H01M50/244

Abstract: A battery pack (100) and a vehicle (1000) having same are disclosed. The battery pack includes: a battery core; a bottom plate, where the bottom plate is disposed under the battery core to support the battery core; a top plate, where the top plate is disposed above the battery core; a mounting beam, where the mounting beam includes a main beam portion and a bottom beam portion, the main beam portion is located between the bottom plate and the top plate, and the bottom beam portion is connected to a lower surface of the main beam portion and disposed under the bottom plate; and a connection assembly, where the connection assembly is configured for mounting the battery pack to a mounting point, and the connection assembly couples with the mounting beam to provide the mounting beam an upward acting force when the battery pack is mounted to the mounting point.

公开(公告)号：EP3648219A1

公开(公告)日：2020-05-06

申请号：EP18823776.2

申请日：2018-06-25

Applicant: BYD Company Limited

Inventor： SHEN, Xi ,  LU, Zhipei ,  ZHENG, Weixin ,  LU, Jia ,  TAN, Jing ,  ZHU, Yan ,  ZHU, Jianhua

IPC: H01M10/04 ,  H01M2/10 ,  H01M2/14

Abstract: A battery module is provided, including a plurality of battery units stacked along a preset direction and a top panel, where the battery unit includes a battery and an insulation film, the battery includes a battery housing, a battery core disposed inside the battery housing, and a battery cover plate disposed on an end portion of the battery housing; the insulation film is coated at least on a side face of the battery housing, the insulation films of every two adjacent battery units are bonded to each other in the preset direction to connect the plurality of battery units together; and the insulation film includes an extension portion, where the extension portion is formed by a top portion of the insulation film which protrudes from the battery cover plate and extends upward, the top panel is disposed on an upper side of the battery unit, a groove is provided on a lower side of the top panel, and at least part of the extension portion is accommodated in the groove. The present disclosure realizes weight reduction of the battery module without decreasing the strength of the battery module.

公开(公告)号：EP4439816A1

公开(公告)日：2024-10-02

申请号：EP23765984.2

申请日：2023-03-07

Applicant: BYD Company Limited

Inventor： LU, Wenhao ,  NIE, Chengming ,  XIONG, Zhonghua ,  TAN, Jing

IPC: H01M50/202

CPC classification number: Y02E60/10 ,  H01M50/202 ,  H01M50/543 ,  H01M50/204 ,  H01M50/249

Abstract: A battery module, a battery pack, and a vehicle are provided. The battery module includes a battery core assembly and a sampling assembly. Two opposite ends of a battery core of the battery core assembly are provided with terminals. Multiple battery cores are sequentially connected in series through connection sheets. The connection sheet connected to a positive electrode of each of the battery cores is electrically connected to a housing of the corresponding battery core on a positive electrode side of the battery core assembly. The housing on a negative electrode side of the battery core assembly is electrically connected to the connection sheet through the sampling assembly.

公开(公告)号：EP4145604A1

公开(公告)日：2023-03-08

申请号：EP21823055.5

申请日：2021-03-30

Applicant: BYD Company Limited

Inventor： TAN, Liangwen ,  TAN, Jing ,  CHEN, Wenhui

IPC: H01M50/204 ,  H01M10/617 ,  H01M10/625

Abstract: A battery pack (1000) and a vehicle. The battery pack (1000) according to an embodiment of the present disclosure includes a tray (2) and a vapor chamber (3), where the tray (2) includes first edge beams (21) for enclosing a receiving space (211) having a top opening, the vapor chamber (3) is provided at the top opening of the tray (2), the vapor chamber (3) includes two opposite first edge portions (32), and both of the two first edge portions (32) are mounted on the first edge beams (21); where one of the first edge beam (21) and the first edge portion (32) is provided with a clamping slot (212) on an inner surface facing the receiving space (211), and the other of the first edge beam (21 and the first edge portion (32) is inserted into the clamping slot (212).

公开(公告)号：EP3376556A1

公开(公告)日：2018-09-19

申请号：EP16874736.8

申请日：2016-11-30

Applicant: BYD Company Limited

Inventor： TAN, Jing ,  ZHENG, Weixin

IPC: H01M2/10 ,  H01M10/613 ,  H01M10/625 ,  H01M10/6568 ,  H01M10/6556

CPC classification number: H01M2/1077 ,  B60L11/187 ,  B60L11/1879 ,  H01M2/10 ,  H01M10/613 ,  H01M10/625 ,  H01M10/6556 ,  H01M10/6568 ,  H01M2220/20

Abstract: The present invention provides a tray, a power battery pack, and an electric vehicle. The power battery pack includes a tray, a single cell, and a seal cover. A mounting space is formed between the tray and the seal cover, and the single cell is mounted in the mounting space. A heat dissipation channel is formed on the tray. The power battery pack provided in the present invention has a simpler structure, lower costs, a simple and convenient mounting process, and higher space utilization. Heat can be directly dissipated through the tray and be dissipated through the heat dissipation channel.

公开(公告)号：EP2612396A1

公开(公告)日：2013-07-10

申请号：EP11821085.5

申请日：2011-08-18

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

Inventor： TAN, Jing ,  ZHENG, Weixin

IPC: H01M10/50 ,  H01M10/42 ,  H01M2/10

CPC classification number: H01M2/1077 ,  H01M2/1094 ,  H01M10/6566 ,  H01M10/658

Abstract: An energy storage device includes a housing, a plurality of battery packs in the housing, and a first set of fluid passages disposed between battery packs, the battery packs being thermally insulated from fluid in the fluid passages.

公开(公告)号：EP4145607A1

公开(公告)日：2023-03-08

申请号：EP21824960.5

申请日：2021-04-22

Applicant: BYD Company Limited

Inventor： TAN, Liangwen ,  LU, Peng ,  SONG, Na ,  TAN, Jing ,  CHEN, Wenhui

IPC: H01M50/209 ,  H01M50/249

Abstract: A battery pack includes a tray (10), multiple batteries (20), a distribution box (30), and a sealing plate (40). An accommodating space (50) is formed in the tray (10). Multiple batteries (20) and the distribution box (30) are both accommodated in the accommodating space (50). The multiple batteries (20) are all electrically connected to the distribution box (30). The tray (10) includes a bottom plate (101). An access port (101a) in communication with the accommodating space (50) is provided in the bottom plate (101). The access port (101a) is provided opposite to the distribution box (30). The sealing plate (40) seals the access port (101a). The sealing plate (40) is detachably connected to the bottom plate (101).

公开(公告)号：EP3467900A1

公开(公告)日：2019-04-10

申请号：EP17805610.7

申请日：2017-05-04

Applicant: BYD Company Limited

Inventor： TAN, Jing ,  ZHENG, Weixin ,  ZHU, Yan ,  SHEN, Xi

IPC: H01M2/10 ,  H01M2/02

Abstract: This application provides a battery packaging material and a method for preparing same, a battery pack sealing cover, a battery pack body, a power battery and an electric vehicle. The battery packaging material includes a fiber layer, where the fiber layer contains a mesh structure, and holes of the mesh structure are filled with a bonding agent.

公开(公告)号：EP4203140A1

公开(公告)日：2023-06-28

申请号：EP21859647.6

申请日：2021-04-22

Applicant: BYD Company Limited

Inventor： TAN, Jing ,  ZHANG, Yongming ,  DING, Xunfeng

IPC: H01M10/48 ,  B60L58/10

Abstract: A detection mesh (3), a battery cell (11), a battery module (100), and an electric vehicle (200) are provided. The detection mesh (3) includes a first conductive piece and a second conductive piece. The first conductive piece includes a first lead-out piece (311) and multiple first protrusions (3111) arranged side by side on the first lead-out piece (311). The second conductive piece includes a second lead-out piece (312) and multiple second protrusions (3121) arranged side by side on the second lead-out piece (312). The multiple first protrusions (3111) and the multiple second protrusions (3121) are alternate with each other successively and spaced apart from each other.

公开(公告)号：EP4131607A1

公开(公告)日：2023-02-08

申请号：EP21814471.5

申请日：2021-03-26

Applicant: BYD Company Limited

Inventor： TAN, Liangwen ,  TAN, Jing ,  CHEN, Wenhui

IPC: H01M50/209 ,  H01M50/249

Abstract: A battery pack (100) is provided, which includes a tray (10), the tray(10) being provided with an accommodating groove(11), and at least one through hole (12) is provided on a side wall of the accommodating groove (11); at least one battery array (20), the at least one battery array (20) being arranged in the accommodating groove (11), each of the at least one battery array (20) including multiple batteries (21) arranged in sequence, and each of the batteries (21) includes an electrode terminal (22) at the side facing the through hole (12); and at least one electrical connector (30), the at least one electrical connector (30) being arranged in the accommodating groove (11) and connected to the electrode terminals (22) of at least two batteries, where the through hole (21) allows the electrode terminals (22) and the electrical connector (30) to be exposed.