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公开(公告)号：WO2015101269A1
公开(公告)日：2015-07-09
申请号：PCT/CN2014/095427
申请日：2014-12-29
Applicant: BYD COMPANY LIMITED
Inventor： ZHU, Yan , PENG, Qingbo , LU, Jia , ZHANG, Xuefeng , LIU, Wei , HUANG, Yan , LU, Zhipei , ZHU, Jianhua
CPC classification number: H01M2/1077 , H01M2/202 , H01M2/206 , H01M10/425 , H01M10/48 , H01M10/482 , H01M2010/4271 , H01M2010/4278 , 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; a power connection member (430), a line snap-fit (200), a power connection line and a signal collection assembly (400).
Abstract translation: 提供动力电池模块（1000）。 动力电池模块（1000）包括具有多个隔板（10）的电池容纳组件（100），所述隔板（10）包括：分隔体（11）; 左盖（12）; 和右盖（13），其中相邻的隔板（10）彼此可拆卸地连接; 电池组 电源连接构件（430），线扣配合（200），电力连接线和信号收集组件（400）。
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公开(公告)号：EP4329081A3
公开(公告)日：2024-04-10
申请号：EP23214628.2
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 , H01M10/625 , H01M10/6557 , H01M50/207 , H01M50/209 , H01M50/211 , H01M50/224 , H01M50/244 , H01M50/249 , H01M50/30 , H01M50/367 , B60L50/64 , H01M10/613 , H01M10/6555 , H01M50/242 , H01M50/276 , H01M50/588 , H01M50/593 , H01M50/502 , B60L58/26
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.
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公开(公告)号：EP4343942A2
公开(公告)日：2024-03-27
申请号：EP23220620.1
申请日：2019-06-21
Applicant: BYD Company Limited
Inventor： HE, Long , SUN, Huajun , JIANG, Wenfeng , LU, Zhipei , ZHENG, Weixin , TANG, Jianglong , ZHU, Yan , WANG, Xinyue , HE, Kefeng
IPC: H01M50/249
Abstract: Provided are a power battery pack and an electric vehicle. The power battery pack includes: a pack body, where an accommodating space is defined in the pack body, the pack body is provided therein with at least one widthwise cross beam or lengthwise cross beam, the widthwise cross beam extends along a width direction of the power battery pack, the lengthwise cross beam extends along a length direction of the power battery pack, and the accommodating space is divided into a plurality of accommodating chambers by the at least one widthwise cross beam or lengthwise cross beam; and a plurality of cells, disposed in the pack body and directly arranged in the accommodating chambers, where at least one cell is arranged in each accommodating chamber to form a cell array. The power battery pack according to the embodiments of this application has advantages of high space utilization, large energy density, long battery life, high reliability, low costs, high quality, and the like.
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公开(公告)号：EP4328073A2
公开(公告)日：2024-02-28
申请号：EP23214639.9
申请日：2020-10-29
Applicant: BYD Company Limited
Inventor： SUN, Huajun , LU, Zhipei , PENG, Qingbo , WAN, Long , ZHU, Yan
IPC: B60L50/64
Abstract: The present disclosure provides a battery pack and an electric vehicle. The battery pack includes a housing, at least one structural beam located in the housing, 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 at least one structural beam is located between the top plate and the bottom plate, the at least one structural beam is connected to the top plate and the bottom plate, the at least one structural beam divides the interior of the housing into multiple accommodating cavities, and at least one electrode core string is provided in at least one accommodating cavity. 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 multiple electrode core assemblies are encapsulated in an encapsulation film. A length direction of the electrode core string extends in the second direction.
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公开(公告)号：EP4328072A2
公开(公告)日：2024-02-28
申请号：EP23214637.3
申请日：2020-10-29
Applicant: BYD Company Limited
Inventor： SUN, Huajun , LU, Zhipei , PENG, Qingbo , WAN, Long , ZHU, Yan
IPC: B60L50/64
Abstract: The present disclosure provides a battery pack and an electric vehicle. The battery pack includes a housing, at least one structural beam located in the housing, 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 at least one structural beam is located between the top plate and the bottom plate, the at least one structural beam is connected to the top plate and the bottom plate, the at least one structural beam divides the interior of the housing into multiple accommodating cavities, and at least one electrode core string is provided in at least one accommodating cavity. 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 multiple electrode core assemblies are encapsulated in an encapsulation film. A length direction of the electrode core string extends in the second direction.
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Patent Agency Ranking
公开(公告)号：EP4328071A2
公开(公告)日：2024-02-28
申请号：EP23214636.5
申请日：2020-10-29
Applicant: BYD Company Limited
Inventor： SUN, Huajun , LU, Zhipei , PENG, Qingbo , WAN, Long , ZHU, Yan
IPC: B60L50/64
Abstract: The present disclosure provides a battery pack and an electric vehicle. The battery pack includes a housing, at least one structural beam located in the housing, 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 at least one structural beam is located between the top plate and the bottom plate, the at least one structural beam is connected to the top plate and the bottom plate, the at least one structural beam divides the interior of the housing into multiple accommodating cavities, and at least one electrode core string is provided in at least one accommodating cavity. 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 multiple electrode core assemblies are encapsulated in an encapsulation film. A length direction of the electrode core string extends in the second direction.
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公开(公告)号：EP4156390A1
公开(公告)日：2023-03-29
申请号：EP20936324.1
申请日：2020-10-29
Applicant: BYD Company Limited
Inventor： SUN, Huajun , WANG, Xiaopeng , PENG, Qingbo , LU, Zhipei , ZHU, Yan
IPC: H01M50/204 , H01M50/105
Abstract: The present disclosure provides a battery pack and an electric vehicle. The battery pack includes a housing and multiple electrode core strings electrically connected to each other and arranged in the housing. The housing includes a housing body. The housing body includes multiple sub-housings connected to each other. At least one sub-housing is provided internally with at least one reinforcing plate. Each of the sub-housings includes a top plate and a bottom plate oppositely arranged in a first direction. The reinforcing plate is arranged between the top plate and the bottom plate. The at least one reinforcing plate is connected to the top plate and the bottom plate, and divides an interior of the corresponding sub-housing into multiple accommodating cavities. At least one accommodating cavity is provided internally with at least one electrode core string. Each of the electrode core strings includes multiple electrode core assemblies sequentially arranged in a second direction and connected in series. The electrode core assemblies are packaged in a packaging film. A length of the electrode core string extends in the second direction. The housing is provided with a mounting component, and the mounting component is configured to be connected and fixed to an external load.
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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
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).
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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.
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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).
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