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1.发明申请公开(公告)号：US20140178744A1
公开(公告)日：2014-06-26
申请号：US14193613
申请日：2014-02-28
Applicant: BYD COMPANY LIMITED , SHENZHEN BYD AUTO R&D COMPANY LIMITED
Inventor： Jianhua ZHU , Qing LAI , Zhiwei TONG , Luxia JIANG
Abstract: A battery terminal includes an outer terminal segment, the outer terminal segment being made of a first conductive material; an inner terminal segment being made of a second conductive material different from the first conductive material and having an upper end connected to a lower end of the outer terminal segment forming a connection portion between the upper end of the inner terminal segment and the lower end of the outer terminal segment, and a protection member around the connection portion. With the battery terminal according to an embodiment of the present invention into batteries, adjacent batteries can be connected together more reliably.
Abstract translation: 电池端子包括外端子段，外端子段由第一导电材料制成; 内部端子段由与第一导电材料不同的第二导电材料制成，并且具有连接到外部端子段的下端的上端，其形成内部端子段的上端和下端之间的连接部分 外部端子段和围绕连接部分的保护构件。 根据本发明的实施例的电池端子变成电池，相邻的电池可以更可靠地连接在一起。
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公开(公告)号：US20140227565A1
公开(公告)日：2014-08-14
申请号：US14254799
申请日：2014-04-16
Applicant: SHENZHEN BYD AUTO R&D COMPANY LIMITED , BYD COMPANY LIMITED
Inventor： Hu WAN , Zhiwei TONG , Qing LAI , Jianhua ZHU
IPC: H01M2/12
CPC classification number: H01M2/1241 , H01M2/12 , H01M2/1205 , H01M2/1211 , H01M2/1217 , H01M2/1223 , H01M2/1229 , H01M2/1235
Abstract: A battery explosion-proof device battery explosion-proof device includes a valve body, a rupture plate, and a protecting cover. The valve body includes a base portion and a shaft portion connected with the base portion. The shaft portion may be formed with threads on an external circumferential surface thereof and with a venting passage. The rupture plate may be disposed inside a concaved portion of the base portion for sealing the venting passage. The protecting cover covers the concaved portion.
Abstract translation: 电池防爆装置电池防爆装置包括阀体，破裂板和保护罩。 阀体包括基部和与基部连接的轴部。 轴部可以在其外周表面上形成有螺纹，并且具有通气通道。 破裂板可以设置在基部的凹部内，用于密封通气通道。 保护盖覆盖凹部。
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公开(公告)号：US20140197777A1
公开(公告)日：2014-07-17
申请号：US14166551
申请日：2014-01-28
Applicant: BYD COMPANY LIMITED , SHENZHEN BYD AUTO R&D COMPANY LIMITED
Inventor： Zhiwei TONG , Jianhua ZHU , Zhipei LU , Qing LAI
IPC: H01M10/637 , H02J7/00
CPC classification number: H01M10/637 , B60L11/1866 , B60L11/1875 , B60L2240/545 , B60L2240/547 , H01M10/0525 , H01M10/4207 , H01M10/615 , H01M10/625 , H01M2220/20 , H02J7/0014 , H02J7/0019 , H02J7/0029 , H02J7/0054 , Y02E60/122 , Y02T10/7005 , Y02T10/7011 , Y02T10/7061
Abstract: An electricity supply system comprises: a battery module, a control module, and a distribution box. The battery module includes at least two in-series modules, each comprising at least two battery groups connected in series. The control module is connected with the battery module and includes an IGBT module, a relay module, and a relay control module. The relay module includes a plurality of relays K. Each in-series module is connected to the relay module. The relay module is connected to the IGBT module. The relay control module is configured for controlling ON or OFF of each relay K so as to select an in-series module to work with the IGBT module. The distribution box is connected with the control module.
Abstract translation: 电力供应系统包括：电池模块，控制模块和配电箱。 电池模块包括至少两个串联的模块，每个模块包括串联连接的至少两个电池组。 控制模块与电池模块连接，包括IGBT模块，继电器模块和继电器控制模块。 继电器模块包括多个继电器K.每个串联模块连接到继电器模块。 继电器模块连接到IGBT模块。 继电器控制模块被配置为控制每个继电器K的ON或OFF，以选择串联模块来与IGBT模块一起工作。 配电箱与控制模块相连。
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公开(公告)号：US20140127552A1
公开(公告)日：2014-05-08
申请号：US14154450
申请日：2014-01-14
Applicant: BYD COMPANY LIMITED , SHENZHEN BYD AUTO R&D COMPANY LIMITED
Inventor： Jia LU , Zhipei LU , Jianhua ZHU
IPC: H01M2/10
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。
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公开(公告)号：US20210126293A1
公开(公告)日：2021-04-29
申请号：US17017461
申请日：2020-09-10
Applicant: BYD COMPANY LIMITED
Inventor： Chuanfu WANG , Long HE , Huajun SUN , Zhipei LU , Jianhua ZHU , Yan ZHU , Shichao HU
IPC: H01M10/42 , H01M2/10 , H01M2/36 , H01M10/0525 , H01M10/0585
Abstract: The present invention provides a lithium-ion battery, including: a housing and a separator located inside the housing, where the separator separates internal space of the housing into a plurality of accommodation cavities, battery core sets are disposed inside the accommodation cavities, the battery core sets each include at least one pole shank, and the battery core sets are connected in series; and at least one separator is provided with a liquid injection hole, and the liquid injection hole is used to connect two adjacent accommodation cavities on two sides of the separator; and a block mechanism, where the block mechanism is located inside the housing, the block mechanism enables the liquid injection hole to be in a predetermined state, and the predetermined state includes an open state and a closed state. The battery provided in the present invention ensures isolation and safety of each battery core set while facilitating liquid injection.
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Patent Agency Ranking
公开(公告)号：US20160006013A1
公开(公告)日：2016-01-07
申请号：US14655537
申请日：2013-09-12
Applicant: BYD COMPANY LIMITED
Inventor： Xi SHEN , Luxia JIANG , Jianhua ZHU , Shichao HU , Gaowu WANG , Hongjuan GU
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 , Y02P70/54
Abstract: A battery includes a shell, a core and a protection component received in the shell. The core includes a first electrode tab connected to a first current collector and a second electrode tab connected to a second current collector of the core. The protection component includes two insulating layers and a conducting layer disposed between two insulating layers. The conducting layer defines a first end electrically connected to the first electrode tab and a second end configured as a free end, and an outmost current collector of the core is configured by the second current collector.
Abstract translation: 电池包括壳体，芯部和接收在壳体中的保护部件。 芯包括连接到第一集电器的第一电极片和连接到芯的第二集电器的第二电极片。 保护部件包括两个绝缘层和设置在两个绝缘层之间的导电层。 导电层限定电连接到第一电极接线片的第一端和被配置为自由端的第二端，并且芯的最外部的集流器由第二集电器构成。
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公开(公告)号：US20230017407A1
公开(公告)日：2023-01-19
申请号：US17778731
申请日：2020-11-18
Applicant: BYD COMPANY LIMITED
Inventor： Jianhua ZHU , Yan ZHU , Dongjun DENG
IPC: H01M50/645 , H01M50/474 , H01M50/51 , H01M50/682 , H01M50/184
Abstract: A battery, a battery module, a battery pack, and an electric vehicle. The battery includes a housing, end covers, partition plates, and a number of electrode core assemblies. The end covers are arranged on two opposite ends of the housing for sealing an internal space of the housing. The partition plates are spaced apart from each other in the housing for separating the internal space of the housing into a number of accommodating cavities successively arranged along a first direction. Each electrode core assembly is arranged in each accommodating cavity. The electrode core assembly includes at least one electrode core. The number of electrode core assemblies are successively arranged along the first direction and connected in series. The partition plate is provided with an electrolyte solution filling channel. The electrolyte solution filling channel is in communication with the accommodating cavity on at least one side of the partition plate, and is configured for electrolyte solution to be filled into the accommodating cavity from an outside of the battery. The electrolyte solution filling channel is in a closed state upon completion of the electrolyte solution filling, to prevent communication between the accommodating cavity and the outside of the battery. A through hole is provided at a position of the housing corresponding to the electrolyte solution filling channel on the partition plate.
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公开(公告)号：US20210126231A1
公开(公告)日：2021-04-29
申请号：US17019852
申请日：2020-09-14
Applicant: BYD COMPANY LIMITED
Inventor： Chuanfu WANG , Long HE , Huajun SUN , Jianhua ZHU , Zhipei LU , Yan ZHU , Shichao HU
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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公开(公告)号：US20190334146A1
公开(公告)日：2019-10-31
申请号：US16474868
申请日：2017-06-08
Applicant: BYD COMPANY LIMITED
Inventor： Qing LAI , Zhiwei TONG , Yan ZHU , Jianhua ZHU
Abstract: A protection device includes a casing assembly, a sealing film, and a temperature-sensitive actuating piece. A receiving chamber for receiving an inert gas is defined in the casing assembly. One end of the receiving chamber is provided with an opening. The sealing film is disposed at the opening to seal the receiving chamber. The actuating piece is disposed in the receiving chamber, and the actuating piece is provided with a piercing protrusion. When the actuating piece is deformed, the piercing protrusion pierces the sealing film.
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公开(公告)号：US20230082924A1
公开(公告)日：2023-03-16
申请号：US17989608
申请日：2022-11-17
Applicant: BYD COMPANY LIMITED
Inventor： Xiaopeng WANG , Qingbo PENG , Zhipei LU , Jianhua ZHU , Yan ZHU
IPC: H01M50/112 , H01M50/242 , H01M50/383 , H01M10/6551 , B60L50/64 , H01M50/249
Abstract: A battery pack housing includes a housing body, the housing body includes multiple connected sub-housings, and at least one reinforcing plate is disposed in at least one of the sub-housings. Each of the sub-housings includes a top plate and a bottom plate arranged opposite to each other in a first direction, the first direction is a height direction of the housing, the at least one reinforcing plate is located between a top plate and a bottom plate, the at least one reinforcing plate is connected to the top plate and the bottom plate, and the at least one reinforcing plate divides an interior of the at least one of the sub-housings into multiple accommodating cavities. A mounting portion is provided on the housing and is configured to be connected and fixed to an external load.
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