专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明公开

EP3930082A1 BATTERY MODULE, BATTERY PACK AND APPARATUS 有权
公开(公告)号：EP3930082A1
公开(公告)日：2021-12-29
申请号：EP20889089.7
申请日：2020-11-13
申请人： Contemporary Amperex Technology Co., Limited
发明人： CHEN, Xinxiang , ZHENG, Yulian , HUANG, Shoujun , SU, Huasheng , LI, Xiang , WANG, Peng
IPC分类号： H01M50/10 , H01M50/202
摘要： Embodiments of this application provide a battery column, a battery module, and an apparatus. The battery column includes a housing, and first battery cells and second battery cells that are alternately distributed side by side along a first direction in the housing, where the first battery cell includes a first metal case and a first insulating film, the first metal case has two first side surfaces disposed opposite each other along the first direction, and the first insulating film covers at least the two first side surfaces; and the second battery cell includes a second metal case, which is exposed in the housing. In the battery column according to the embodiments of this application, even if no insulating film is provided on the second metal case of the second battery cell, and the second metal case is exposed in the housing, the battery cells can still be insulated from each other, and space inside the housing can be saved, thereby improving energy density of the battery column.

2. 发明公开

EP3512007A1 ELECTRODE COMPONENT, ELECTRODE ASSEMBLY AND RECHARGEABLE BATTERY 有权
公开(公告)号：EP3512007A1
公开(公告)日：2019-07-17
申请号：EP19150009.9
申请日：2019-01-02
申请人： Contemporary Amperex Technology Co., Limited
发明人： LI, Xiang , XING, Yingyou , WANG, Peng , CAI, Rulai
IPC分类号： H01M2/26 , H01M4/66 , H01M10/052
摘要： The present disclosure relates to an electrode component, an electrode assembly and a rechargeable battery. The electrode component includes an electrode body, a conductive structure, and a reinforcement structure. The electrode body includes an insulating substrate and a conductive layer disposed on surfaces of the insulating substrate, the conductive layer includes a first portion coated with an active material and a second portion extending from the first portion and uncoated with the active material. The conductive structure is connected to the second portion. The reinforcement structure reinforces the conductive structure on the second portion. According to the present disclosure, by reinforcing the conductive structure connected to the second portion of the electrode component having the insulating substrate by the reinforcing structure, the reliability of the arrangement of the conductive structure on the second portion can be effectively improved.

3. 发明公开

EP3490033A1 ELECTRODE MEMBER, ELECTRODE ASSEMBLY AND RECHARGEABLE BATTERY 有权转让
公开(公告)号：EP3490033A1
公开(公告)日：2019-05-29
申请号：EP18169335.9
申请日：2018-04-25
申请人： Contemporary Amperex Technology Co., Limited
发明人： LI, Xiang , XING, Chengyou , WANG, Peng , CAI, Rulai
IPC分类号： H01M2/26 , H01M4/66 , H01M10/0525
摘要： The present invention relates to the technical field of rechargeable batteries and, in particular, to an electrode member, an electrode assembly and a rechargeable battery. The electrode member of the present invention includes an electrode body. The electrode body includes an insulating base and a conductive layer disposed on a surface of the insulating base. The conductive layer has a first portion and a second portion extending from the first portion, the first portion is adapted to be coated with an active material and the second portion is uncoated with the active material. A portion of the insulating base corresponding to the second portion is provided with a first through-hole throughout a thickness direction. In the present invention, based on the first through-hole provided, in the thickness direction, in the insulating base corresponding to the second portion of a conductive layer that is uncoated, a current path can be formed in the through-hole of the insulating base, thereby enhancing the conductivity of the conductive member.

4. 发明公开

EP4258420A1 BATTERY, ELECTRICAL APPARATUS, AND METHOD AND APPARATUS FOR PREPARING BATTERY 审中-实审
公开(公告)号：EP4258420A1
公开(公告)日：2023-10-11
申请号：EP22912804.6
申请日：2022-01-13
申请人： Contemporary Amperex Technology Co., Limited
发明人： WANG, Zhi , WANG, Peng , LI, Xiang , QIN, Feng , JI, Hongye
IPC分类号： H01M10/613 , H01M10/0525
摘要： Embodiments of the present application provide a battery, a power consumption apparatus, a method and an apparatus for preparing a battery. The battery includes: a plurality of layers of battery cell groups stacked in a first direction, where each layer of the battery cell group includes a plurality of battery cells arranged in an array; and a plurality of thermal management components provided between adjacent two layers of the battery cell groups in the first direction, where the thermal management component is configured to contain a fluid to adjust temperature of the battery cells located on both sides of the thermal management component, the plurality of the thermal management components are connected to each other in a second direction to isolate the adjacent two layers of the battery cell groups, and the second direction is perpendicular to the first direction. The battery, the power consumption apparatus, the method and the apparatus for preparing the battery of the present application can enhance safety performance of the battery.

5. 发明公开

EP4113701A1 WATER COOLING ASSEMBLY, BATTERY PACK, AND DEVICE 审中-实审
公开(公告)号：EP4113701A1
公开(公告)日：2023-01-04
申请号：EP21828995.7
申请日：2021-03-22
申请人： Contemporary Amperex Technology Co., Limited
发明人： YE, Weida , LI, Xiang , GU, Yanlong , HUANG, Xiaoteng , YAN, Peng , WANG, Wenli
IPC分类号： H01M10/613
摘要： Embodiments of the present application relate to the technical field of batteries, and provide a water cooling assembly, a battery pack, and a device in order to solve the technical problem of low cooling efficiency of a cooling assembly of a battery pack leading to the low energy efficiency of a vehicle using the battery pack. The water cooling assembly is configured to cool a cell, and includes: a body portion having a cooling channel for receiving a coolant; a first connecting portion connected to the body portion and having a communication cavity for introducing or draining the coolant; and a second connecting portion arranged between the body portion and the first connecting portion and having an inner cavity for communicating the cooling channel with the communication cavity. An end face of the inner cavity close to the cooling channel has a cross-sectional area greater than that of an end face of the communication cavity close to the inner cavity. The battery pack includes the water cooling assembly. The device comprises the battery pack. The present application aims to increase the cooling efficiency of the cooling assembly, and to increase the charge/discharge efficiency of the battery pack and the energy efficiency of a device such as a vehicle using the battery pack.

6. 发明公开

EP3512001A1 SECONDARY BATTERY AND VEHICLE 有权
公开(公告)号：EP3512001A1
公开(公告)日：2019-07-17
申请号：EP18189993.1
申请日：2018-08-21
申请人： Contemporary Amperex Technology Co., Limited
发明人： LI, Xiang , XING, Chengyou , WANG, Peng , CAI, Rulai
IPC分类号： H01M2/20 , H01M2/22 , H01M2/26
摘要： The present disclosure relates to technical field of energy storage devices, and in particular, to a secondary battery and a vehicle. The secondary battery includes a top cover plate, electrode terminals disposed on the top cover plate, at least one electrode assembly including a main body and a plurality of conductive portions extending from the main body. The plurality of conductive portions is stacked and forms a tab, and the main body is formed by winding a first electrode plate, a second electrode plate and a separator disposed between the first electrode plate and the second electrode plate. The secondary battery also includes connecting pieces for connecting the tab to the electrode terminal. The tabs extend from one side of the main body viewed in thickness direction and are bent with respect to height direction and is connected to the connecting piece.

7. 发明公开

EP3490034A1 ELECTRODE MEMBER, ELECTRODE ASSEMBLY AND RECHARGEABLE BATTERY 有权转让
公开(公告)号：EP3490034A1
公开(公告)日：2019-05-29
申请号：EP18179498.3
申请日：2018-06-25
申请人： Contemporary Amperex Technology Co., Limited
发明人： XING, Chengyou , LI, Xiang , ZHU, Taosheng , WANG, Peng , ZHENG, Yulian
IPC分类号： H01M2/26 , H01M4/66 , H01M10/04 , H01M10/052
摘要： The present disclosure relates to the technical field of rechargeable battery and, particularly, relates to an electrode member, an electrode assembly (100) and a rechargeable battery. The electrode member includes an electrode body (1) and a conduction structure, the electrode body (1) comprises an insulation substrate (10) and an conduction layer placed on a surface of the insulation substrate (10), the conduction layer includes a first portion and a second portion extending from the first portion, the first portion is coated with an active material (12) while the second portion is not coated with the active material (12), and the conduction structure (2) is connected to the second portion. After the electrode assembly (100) is formed by winding or stacking of the electrode members, adjacent current guide portions (13) are electrically connected to one another by the conduction structure (2), without being limited by the insulation substrate (10), so that the conductivity of the electrode member is effectively improved.

8. 发明公开

EP3321998A1 SECONDARY BATTERY 有权
标题翻译：二次电池
公开(公告)号：EP3321998A1
公开(公告)日：2018-05-16
申请号：EP17000793.4
申请日：2017-05-09
申请人： Contemporary Amperex Technology Co., Limited
发明人： Yang, Wei , CAI, Rulai , LI, Xiang , YU, Xianfeng
IPC分类号： H01M2/12 , H01M10/34
摘要： The present application relates to a secondary battery. The secondary battery includes an electrode assembly, a first terminal, a second terminal, a top cover plate and a contacting plate attached to the first terminal, the electrode assembly includes a first electrode, a second electrode and a separator between the first electrode and the second electrode, the first terminal is electrically connected with the first electrode, the second terminal is electrically connected with the second electrode, the secondary battery further includes: a contacting plate attached to the first terminal, the top cover plate is insulated from the first terminal and is electrically connected with the second terminal, when internal pressure of the secondary battery exceeds reference pressure, the contacting plate acts under the internal pressure and contacts the top cover plate, so as to form an electrical connecting path through the first electrode, the first terminal, the contacting plate, the top cover plate, the second terminal and the second electrode, which is not readily for the sensitivity reduction of the contacting plate thereby improving the safety of the secondary battery.
摘要翻译：本申请涉及二次电池。所述二次电池包括电极组件，第一端子，第二端子，顶盖板以及附接到所述第一端子的接触板，所述电极组件包括第一电极，第二电极以及在所述第一电极和所述第二电极之间的隔板，第二电极，所述第一端子与所述第一电极电连接，所述第二端子与所述第二电极电连接，所述二次电池还包括：接触板，所述接触板与所述第一端子连接，所述顶盖板与所述第一端子并与第二端子电连接，当二次电池的内压超过基准压力时，接触板在内压作用下与顶盖板接触，从而形成通过第一电极的电连接路径，第一电极端子，接触板，顶盖板，第二端子和第二电极，这不利于降低接触板的灵敏度，从而提高二次电池的安全性。

9. 发明公开

EP3944405A1 TOP COVER ASSEMBLY, SECONDARY BATTERY AND ELECTRIC DEVICE 有权转让
公开(公告)号：EP3944405A1
公开(公告)日：2022-01-26
申请号：EP20864096.1
申请日：2020-09-08
申请人： Contemporary Amperex Technology Co., Limited
发明人： CHEN, Xinxiang , HUANG, Shoujun , SU, Huasheng , ZHENG, Yulian , LI, Xiang
IPC分类号： H01M50/147 , H01M50/183 , H01M50/172
摘要： The present application provides a top cover assembly, a secondary battery and a power consumption apparatus. The top cover assembly includes a top cover plate, a pole, and a sealing ring. The top cover plate is provided with a mounting hole, and the mounting hole includes a sealing hole section. The pole is inserted into the mounting hole, the pole includes a sealing shaft section, the sealing shaft section is inserted into the sealing hole section, and a side wall of the sealing hole section and a side wall of the sealing shaft section are both tilted with respect to an axis of the mounting hole. And the sealing ring is disposed between the side wall of the sealing hole section and the side wall of the sealing shaft section.

10. 发明公开

EP3920316A1 SECONDARY BATTERY, BATTERY MODULE AND DEVICE 有权转让
公开(公告)号：EP3920316A1
公开(公告)日：2021-12-08
申请号：EP20887690.4
申请日：2020-11-10
申请人： Contemporary Amperex Technology Co., Limited
发明人： LI, Xiang , ZHENG, Yulian , WANG, Peng , HUANG, Shoujun , CHEN, Xinxiang
IPC分类号： H01M50/147 , H01M50/188
摘要： This application relates to a secondary battery a battery column, and an apparatus. The secondary battery includes a top cover plate having an outer surface and an inner surface disposed opposite each other in a thickness direction of the top cover plate and an electrode lead-out hole extending along the thickness direction; a pole disposed in the electrode lead-out hole where the pole includes a first metal layer and a second metal layer and the first metal layer and the second metal layer are stacked along a direction from the inner surface to the outer surface an insulation member disposed between the top cover plate and the pole and a first bonding layer disposed between the insulation member and the first metal layer where the first metal layer and the first bonding layer are bonded by a chemical bond, the insulation member and the first bonding layer are bonded by a chemical bond, and the insulation member is hermetically connected to the first metal layer through the first bonding layer In the secondary battery the first bonding layer improves connection strength and sealing reliability of the insulation member and the pole and reduces the possibility of sealing failure or sealing performance deterioration of the insulation member caused when the insulation member shifts or falls off.

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式