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31. 发明公开

EP3506385A1 POWER BATTERY PACK 审中-公开
公开(公告)号：EP3506385A1
公开(公告)日：2019-07-03
申请号：EP17852173.8
申请日：2017-06-08
申请人： BYD Company Limited
发明人： ZHAO, Jiyang , LAI, Qing , REN, Yanzi , ZHU, Jianhua , ZHU, Yan
IPC分类号： H01M2/10
摘要： The present disclosure provides a power battery pack, including: a battery pack case, at least one battery module, and a return pipe. An oil inlet and an oil outlet are formed on the battery pack case, and insulation oil is charged from the oil inlet into the battery pack case. Each of the at least one battery module is disposed in the battery pack case, and each battery module includes a module case and at least one unit cell disposed in the module case. The unit cell is immersed in the insulation oil, and the bottom of the module case has a through hole and the top of the module case has at least one exhaust vent. The return pipe is disposed outside the battery pack case, and the return pipe is connected between the oil outlet and the oil inlet.

32. 发明授权

EP3063823B1 POWER BATTERY MOUDLE 有权
标题翻译：电源电池组
公开(公告)号：EP3063823B1
公开(公告)日：2017-10-25
申请号：EP14877219.7
申请日：2014-12-29
申请人： BYD Company Limited
发明人： ZHAO, Jiyang , LAI, Qing , TONG, Zhiwei , ZHU, Yan , ZHU, Jianhua
IPC分类号： H01M2/20 , H01M2/10 , H01M10/658 , H01M10/6551
CPC分类号： H01M2/1077 , H01M2/1022 , H01M2/202 , H01M10/6551 , H01M10/658 , H01M2220/20
摘要： A power battery module includes a battery accommodating assembly having a plurality of separators, each separator comprising: a separator body having a front portion defining a front accommodating groove and a rear portion; a left cover; a right cover, a battery group, a power connection member, a power connection line and a line snap-fit; in which adjacent separators are detachably connected with each other, and the front accommodating groove of one of the adjacent separators and the rear portion of the separator body of the other of the adjacent separators define a battery chamber, and a snapping hole is formed in at least one of upper and lower walls of the front accommodating groove.

33. 发明授权

EP2223365B1 ELECTROCHEMICAL STORAGE CELL WITH BLOW OUT VENTS 有权
标题翻译：与吹阀电化学电池
公开(公告)号：EP2223365B1
公开(公告)日：2015-10-21
申请号：EP08867248.0
申请日：2008-12-24
申请人： BYD Company Limited
发明人： LAI, Qing , SHI, Jingjing , YIN, Qiyong , ZHU, Jianhua , SHEN, Xi
IPC分类号： H01M2/12 , H01M2/04 , H01M2/26 , H01M4/64 , H01M4/70
CPC分类号： H01M2/348 , H01M2/043 , H01M2/046 , H01M2/0473 , H01M2/06 , H01M2/08 , H01M2/206 , H01M2/22 , H01M2/305 , H01M6/5038 , H01M10/0422 , H01M10/0431 , H01M10/0525 , H01M10/0587 , H01M10/613 , H01M10/625 , H01M10/6553 , Y02E60/12 , Y02E60/122 , Y02T10/7011
摘要： An electrochemical storage cell having a coiled core is disclosed. The coiled core includes a cathode sheet, an anode sheet, and a separator sheet. An anode connector is connected with the anode sheet at a first end of the coiled core and a cathode connector is connected with the cathode sheet at a second, opposite end of the coiled core. The coiled core has a length Lcore and a width Wcore and each connector has a width Wconnector. The length of the coiled core Lcore, width of the coiled core Wcore, and width of each connector Wconnector have the relationship 0core-Wconnector)/Lcore

34. 发明公开

EP2771926A1 BATTERY EXPLOSION-PROOF DEVICE AND BATTERY PACK COMPRISING THE SAME 有权转让
标题翻译：带电池爆炸和电池组，以便DEVICE
公开(公告)号：EP2771926A1
公开(公告)日：2014-09-03
申请号：EP12843950.2
申请日：2012-10-11
申请人： Shenzhen BYD Auto R&D Company Limited , BYD Company Limited
发明人： WAN, Hu , TONG, Zhiwei , LAI, Qing , ZHU, Jianhua
IPC分类号： H01M2/12 , H01M2/04
CPC分类号： H01M2/1241 , H01M2/12 , H01M2/1205 , H01M2/1211 , H01M2/1217 , H01M2/1223 , H01M2/1229 , H01M2/1235
摘要： 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.

35. 发明公开

EP1952475A1 A LITHIUM ION BATTERY 有权
标题翻译：锂离子电池
公开(公告)号：EP1952475A1
公开(公告)日：2008-08-06
申请号：EP06722294.3
申请日：2006-04-11
申请人： Byd Company Limited
发明人： SHEN, Xi , ZHU, Jianhua , LAI, Qing , HAN, Yili
IPC分类号： H01M10/38 , H01M2/02
CPC分类号： H01M2/0202 , H01M2/04 , H01M2/0434 , H01M2/202 , H01M10/04 , H01M10/0525 , H01M10/617 , H01M10/6554 , H01M2002/0205
摘要： Disclosed herein is a lithium ion battery comprising an electrode core, an electrolyte solution, a metal shell and an end cover assembly, said metal shell comprising an outer wall, an inner wall and a chamber, said electrode core and electrolyte solution being located in the chamber of the metal shell, and said electrode core being connected to the end cover assembly with a electrode terminal of the electrode core, wherein the number of said electrode core is more than one, and the multiple electrode cores are located in the chamber of the metal shell. The lithium ion battery according to the present invention possesses excellent disperse heat dispersion, high mechanical safety, and good high rate discharge performance. In addition, the battery according to the present invention solves the problems of the 'wound battery' of the prior art that the electrode plate is long and difficult to wind, and the 'stacked battery' of the prior art that the electrode plate is difficult to prepare and pile up by dividing the electrode core of high capacity into multiple electrode core of low capacity placed abreast in the metal shell, whereby simplifying the preparation thereof.

36. 发明公开

EP4181291A1 VEHICLE AND BATTERY PACK THEREOF 审中-实审
公开(公告)号：EP4181291A1
公开(公告)日：2023-05-17
申请号：EP21838203.4
申请日：2021-04-28
申请人： BYD Company Limited
发明人： WANG, Huanhuan , LIU, Kai , HUANG, Muqing , LAI, Qing
IPC分类号： H01M50/242
摘要： A vehicle and a battery pack thereof are provided. The battery pack includes a tray (10), a pressing plate (20), and multiple cells (30) arranged in an array. An accommodating space (40) is formed in the tray (10). The multiple cells (30) are accommodated in the accommodating space (40). The pressing plate (20) is pressed against the multiple cells (30). Two opposite ends of the pressing plate (20) are both fixed to the tray (10).

37. 发明公开

EP3490029A1 BATTERY MODULE, TRACTION BATTERY PACK AND AUTOMOBILE 审中-公开
公开(公告)号：EP3490029A1
公开(公告)日：2019-05-29
申请号：EP17845204.1
申请日：2017-08-14
申请人： BYD Company Limited
发明人： TONG, Zhiwei , LAI, Qing , ZHU, Jianhua , ZHU, Yan
IPC分类号： H01M2/10 , B60L11/18
摘要： The disclosure relates to a battery module, a power battery pack, and a vehicle. The battery module includes a plurality of intermediate separators stacked in a left and right direction on the battery module, a plurality of cells, a mounting plate provided on a front side of the battery module, and a ventilator fixed on the mounting plate. The intermediate separator is provided with an intermediate heat-dissipation air plate, and an intermediate heat-dissipation air passage penetrating through a front and rear direction is formed inside the intermediate heat-dissipation air plate. Heat is exchanged between a left side face of the intermediate heat-dissipation air plate and a right side face of a cell on a left side of the intermediate heat-dissipation air plate, and is exchanged between a right side face of the intermediate heat-dissipation air plate and a left side face of a cell on a right side of the intermediate heat-dissipation air plate. The intermediate heat-dissipation air plate has a first tuyere and a second tuyere, a cavity is provided between the mounting plate and a front end face of the cell, the first tuyere leads to the cavity, and the second tuyere is provided on a rear side of the battery module and leads to outside of the battery module. The battery module in the disclosure has high heat dissipation efficiency, and can resolve a heat dissipation problem during rapid charge/discharge (charge/discharge in a high rate of 3 to 6C).

38. 发明公开

EP3214690A1 HEAT SINK AND POWER BATTERY SYSTEM 审中-公开
标题翻译：散热器和电源电池系统
公开(公告)号：EP3214690A1
公开(公告)日：2017-09-06
申请号：EP15853875.1
申请日：2015-10-13
申请人： BYD Company Limited
发明人： TONG, Zhiwei , LAI, Qing , ZHU, Jianhua
IPC分类号： H01M10/613
CPC分类号： H01M10/613 , H01M2/1077 , H01M10/653 , H01M10/6551 , H01M10/6556 , H01M10/6563
摘要： A heat sink and power battery system, the heat sink includes a heat dissipation plate and a cover plate, the heat dissipation plate includes a bottom plate and a plurality of fins arranged on the bottom plate in a comb-like pattern; the cover plate is fixedly connected to the heat dissipation plate, the fins of the heat dissipation plate are disposed between the bottom plate and the cover plate; and an air duct is formed among the bottom plate, the fins and the cover plate.
摘要翻译：一种散热器和动力电池系统，散热器包括散热板和盖板，散热板包括底板和多个散热片，所述散热片呈梳状排列在底板上，所述盖板与所述散热板固定连接，所述散热板的散热片设置在所述底板与所述盖板之间，并且在底板，翅片和盖板之间形成通风道。

39. 发明公开

EP3161897A1 BATTERY MODULE AND SIGNAL COLLECTION UNIT OF THE SAME 有权转让
标题翻译：电池模块和信号收集单元
公开(公告)号：EP3161897A1
公开(公告)日：2017-05-03
申请号：EP15815261.1
申请日：2015-06-12
申请人： BYD Company Limited
发明人： ZHAO, Jiyang , LAI, Qing , ZHU, Yan , ZHU, Jianhua
IPC分类号： H01M10/48
CPC分类号： H01M10/425 , H01M2/04 , H01M2/1016 , H01M2/202 , H01M10/482 , H01M10/486 , H01M10/653 , H01M2010/4278
摘要： The present disclosure provides a battery module and a signal collection unit of the same, and the signal collection unit includes: a circuit board having a circuit thereon; a signal collection terminal including a protection cover electrically connected with the circuit and an electric connection sheet connected with the protection cover, the protection cover being disposed on a surface of the circuit board and a chamber being defined by the protection cover and the circuit board, the electric connection sheet being extended beyond an edge of the circuit board, and a temperature-sensing element disposed in the chamber and on the surface of the circuit board, and insulated from the protection cover.
摘要翻译：本发明提供一种电池模块及其信号采集单元，所述信号采集单元包括：电路板，所述电路板上具有电路; 信号采集端子，包括与所述电路电连接的保护盖和与所述保护盖连接的电连接片，所述保护盖设置在所述电路板的表面，所述保护盖和所述电路板限定腔体，所述电连接片延伸超过所述电路板的边缘;以及温度感测元件，设置在所述腔室中并位于所述电路板的表面上，并且与所述保护盖绝缘。

40. 发明授权

EP2705554B1 BATTERY COVER ASSEMBLY AND BATTERY HAVING THE SAME 有权转让
标题翻译： BATTERIEDECKEL组件和电池，其
公开(公告)号：EP2705554B1
公开(公告)日：2016-09-21
申请号：EP12804329.6
申请日：2012-06-25
申请人： Shenzhen BYD Auto R&D Company Limited , BYD Company Limited
发明人： JIANG, Luxia , SHI, Dongna , PI, Wenya , LAI, Qing , ZHU, Jianhua
IPC分类号： H01M2/06 , H01M2/30 , H01M2/08
CPC分类号： H01M2/06 , H01M2/08 , H01M2/30

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