CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED patent applications on September 5th, 2024
Patent Applications by CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED on September 5th, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED: 21 patent applications
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED has applied for patents in the areas of H01M50/249 (7), H01M10/613 (4), H01M50/262 (3), H01M50/538 (2), H01M50/242 (2) B08B15/04 (1), H01M50/202 (1), H01M50/569 (1), H01M50/538 (1), H01M50/533 (1)
With keywords such as: battery, assembly, cell, provided, electrode, plate, box, body, configured, and apparatus in patent application abstracts.
Patent Applications by CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Inventor(s): Yitai Guo of Ningde (CN) for contemporary amperex technology co., limited, Zhihua Wen of Ningde (CN) for contemporary amperex technology co., limited, Yunru Shi of Ningde (CN) for contemporary amperex technology co., limited, Yongli Zhang of Ningde (CN) for contemporary amperex technology co., limited, Cong Zhang of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): B08B15/04, B08B7/04
CPC Code(s): B08B15/04
Abstract: disclosed are a dedusting apparatus, a battery manufacturing device, and a dedusting method. the dedusting apparatus is used for removing dust on the surface of a material belt, and includes a dust suction mechanism and a magnetic mechanism, wherein the magnetic mechanism is arranged opposite to the dust suction mechanism at an interval to form a gap for the material belt to pass through, and the magnetic mechanism is used for generating an alternating magnetic field. by arranging the magnetic mechanism and the dust suction mechanism opposite to each other on both sides of the material belt in the thickness direction, when the material belt passes through the gap between the magnetic mechanism and the dust suction mechanism, metal dust passing through the gap along with the material belt is affected by the alternating magnetic field and induced to form an eddy current.
Inventor(s): Yao Jiang of Ningde (CN) for contemporary amperex technology co., limited, Xinxin Zhang of Ningde (CN) for contemporary amperex technology co., limited, Chuying Ouyang of Ningde (CN) for contemporary amperex technology co., limited, Bo Xu of Ningde (CN) for contemporary amperex technology co., limited, Bin Deng of Ningde (CN) for contemporary amperex technology co., limited, Tianci Yuan of Ningde (CN) for contemporary amperex technology co., limited, Zhiqiang Wang of Ningde (CN) for contemporary amperex technology co., limited, Shangdong Chen of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): C01G45/00, H01M4/02, H01M4/36
CPC Code(s): C01G45/006
Abstract: provided are a positive electrode active material and a preparation method thereof, a positive electrode plate, a secondary battery, a battery module, a battery pack, and an electric apparatus. the positive electrode active material includes a core including limap,ro, a first coating layer enveloping the core and containing a crystalline pyrophosphate limpoand/or mb(po), a second coating layer enveloping the first coating layer and containing a crystalline oxide m′o, and a third coating layer enveloping the second coating layer and containing carbon. the positive electrode active material of this application can reduce li/mn anti-site defects generated, reduce dissolving-out amount of manganese, lower the lattice change rate, increase the capacity of the secondary battery, and improve the cycling performance, high-temperature storage performance, and safety performance of the secondary battery.
Inventor(s): Xiaoyun FAN of Ningde (CN) for contemporary amperex technology co., limited, Guotao XIE of Ningde (CN) for contemporary amperex technology co., limited, Tao CHENG of Ningde (CN) for contemporary amperex technology co., limited, Qiujing CAI of Ningde (CN) for contemporary amperex technology co., limited, Yuan WANG of Ningde (CN) for contemporary amperex technology co., limited, Wucun HAN of Ningde (CN) for contemporary amperex technology co., limited, Yuanxin WANG of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): G01N19/08, H01M4/04
CPC Code(s): G01N19/08
Abstract: a plate breakage detection method and apparatus, an electronic device and a storage medium. the method includes acquiring breakage detection information; and determining, according to the breakage detection information, whether a breakage occurs in a battery plate, where the breakage detection information includes speed information of a plate press roller.
Inventor(s): Shan HUANG of Ningde (CN) for contemporary amperex technology co., limited, Shichao LI of Ningde (CN) for contemporary amperex technology co., limited, Xiyang ZUO of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): G01R31/382, G01R31/367, G01R31/396
CPC Code(s): G01R31/382
Abstract: a battery monitoring method and a battery monitoring device are provided in the embodiments of the present disclosure. the battery monitoring method includes: obtaining a first difference value between a state of charge (soc) of each of a plurality of cells and an average soc of the plurality of cells according to first time information; obtaining a second difference value between the soc of each of the plurality of cells and the average soc of the plurality of cells according to second time information; determining self-discharge rates of the plurality of cells according to the first difference value and the second difference value; and sending a prompt message when the self-discharge rates meet a preset condition. according to the battery monitoring method provided in the embodiments of the present disclosure, the self-discharge rate of the battery can be monitored, and the safety of usage of the battery is improved.
Inventor(s): Baiquan Zhao of Ningde (CN) for contemporary amperex technology co., limited, Qi Chen of Ningde (CN) for contemporary amperex technology co., limited, Dajun Ni of Ningde (CN) for contemporary amperex technology co., limited, Qian Wu of Ningde (CN) for contemporary amperex technology co., limited, Jianlei Wang of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): G06T7/00, G06T7/13, G06T7/73
CPC Code(s): G06T7/0008
Abstract: this application provides a displacement detection method for anode composite strip. the anode composite strip includes an anode plate and a separator attached to a surface of the anode plate, where the anode plate includes positioning holes. the displacement detection method includes: step s: obtaining an image of a portion of the anode composite strip including the positioning holes; and step s: calculating a displacement characteristic quantity based on the image, where the displacement characteristic quantity includes any one or any combination of a width direction displacement, a strip movement direction displacement, and a displacement angle.
Inventor(s): Peichao WANG of Ningde (CN) for contemporary amperex technology co., limited, Xiaoyuan LI of Ningde (CN) for contemporary amperex technology co., limited, Chao XIE of Ningde (CN) for contemporary amperex technology co., limited, Guoda HUANG of Ningde (CN) for contemporary amperex technology co., limited, Yiruo WANG of Ningde (CN) for contemporary amperex technology co., limited, Shengsheng HU of Ningde (CN) for contemporary amperex technology co., limited, Wankui ZHAO of Ningde (CN) for contemporary amperex technology co., limited, Gang LIN of Ningde (CN) for contemporary amperex technology co., limited, Yaojin CHEN of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M10/04, B65H21/00, B65H23/18
CPC Code(s): H01M10/0409
Abstract: a winding device includes a first unwinding apparatus, configured to output a first electrode plate; a first cutting apparatus, disposed downstream of the first unwinding apparatus, and configured to cut the first electrode plate into a first part and a second part along a length direction of the first electrode plate; and a winding apparatus, disposed downstream of the first cutting apparatus, and including a first winding portion and a second winding portion capable of simultaneous winding movement. the first winding portion is configured to wind the first part of the first electrode plate to form a first electrode assembly. the second winding portion is configured to wind the second part of the first electrode plate to form a second electrode assembly.
Inventor(s): Qing Wang of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M10/6556, H01M10/613, H01M10/615, H01M10/625, H01M10/6561, H01M10/6568, H01M10/658, H01M50/242, H01M50/249, H01M50/262
CPC Code(s): H01M10/6556
Abstract: embodiments of this application provide a box, a battery, an electric apparatus, and an apparatus for manufacturing battery. the box includes a thermal management component, where the thermal management component is configured to regulate temperature of a battery cell; and a protective plate, disposed at a side of the thermal management component away from the battery cell and configured to protect the thermal management component. the thermal management component is provided with a first snap-fitting portion, and the protective plate is provided with a second snap-fitting portion. the first snap-fitting portion and the second snap-fitting portion are snap-fitted to connect the thermal management component and the protective plate. the box, the battery, the electric apparatus, and the apparatus for manufacturing battery in the embodiments of this application can improve the safety of batteries.
Inventor(s): Chenling ZHENG of Ningde (CN) for contemporary amperex technology co., limited, Yue LIU of Ningde (CN) for contemporary amperex technology co., limited, Peng WANG of Ningde (CN) for contemporary amperex technology co., limited, Zengzhong WANG of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M10/6566, H01M10/613, H01M10/635, H01M10/6563
CPC Code(s): H01M10/6566
Abstract: an energy storage device includes a battery box, an electrical box, and an air duct assembly. the battery box includes a first box body, a plurality of battery cells, and a thermal management assembly, where the plurality of battery cells and the thermal management assembly are accommodated in the first box body, and the thermal management assembly is configured to provide a heat transfer gas. the electrical box is arranged alongside the battery box. the electrical box includes a second box body and an electrical assembly disposed in the second box body. the electrical assembly is electrically connected to the battery cells to exercise electrical control on the battery box. at least a part of air ducts of the air duct assembly is located between the first box body and the second box body to separate the first box body from the second box body.
Inventor(s): Xuan Chen of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M10/6568, H01M10/613, H01M10/6556, H01M50/262
CPC Code(s): H01M10/6568
Abstract: disclosed are a battery cooling structure, a battery and a power consuming device. the battery cooling structure comprises: a cooling liquid delivery pipe configured to deliver a cooling liquid to a battery enclosure; a cooling channel comprising a first cooling channel and a second cooling channel, the first cooling channel being provided in an enclosure bottom plate of the battery enclosure, the second cooling channel being provided in an enclosure end plate of the battery enclosure, and the first cooling channel and the second cooling channel being in communication with each other once the enclosure bottom plate and the enclosure end plate are combined; and a first water-cooling joint provided on an outer side of the enclosure end plate and comprising a first end and a second end, the first end being connected to the cooling liquid delivery pipe, and the second end being connected to the second cooling channel.
Inventor(s): Chuan LI of Ningde (CN) for contemporary amperex technology co., limited, Zhijun GUO of Ningde (CN) for contemporary amperex technology co., limited, Yuyong LEI of Ningde (CN) for contemporary amperex technology co., limited, Peng WANG of Ningde (CN) for contemporary amperex technology co., limited, Mengkai CAO of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/103, B60R16/033, H01M50/107, H01M50/133, H01M50/15, H01M50/152, H01M50/169, H01M50/209, H01M50/249, H01M50/289, H01M50/548
CPC Code(s): H01M50/103
Abstract: a battery cell includes a housing and a cover. the housing is provided with an opening and a chamber. the housing includes an opening part and a body part, where the opening part surrounds the opening and the body part surrounds the chamber. the cover is connected to the opening part and closes the opening. at least a partial region of the body part is recessed relative to the opening part to form a recessed zone, a thickness of the recessed zone being less than that of the opening part.
Inventor(s): Youcheng Pan of Ningde (CN) for contemporary amperex technology co., limited, Liang Jiang of Ningde (CN) for contemporary amperex technology co., limited, Zhixin Luo of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/167, B21D19/12, B21D51/26
CPC Code(s): H01M50/167
Abstract: a device and method for manufacturing a battery cell. the device includes: a roller moving mechanism, configured to control a first roller to move in a direction of a central axis of a battery cell, where the battery cell includes a case and a cover plate, the case and the cover plate being hermetically connected and forming a rolled edge structure that is turned outwards; and the first roller, configured to squeeze, when the roller moving mechanism controls the first roller to move in the direction of the central axis of the battery cell, the rolled edge structure by a first processing surface, to cause the rolled edge structure to be inclined in a direction close to the central axis of the battery cell.
Inventor(s): Wenhui Zhang of Ningde (CN) for contemporary amperex technology co., limited, Pengcheng Yao of Ningde (CN) for contemporary amperex technology co., limited, Xingdi Chen of Ningde (CN) for contemporary amperex technology co., limited, Peng Wang of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/202, H01M50/244, H01M50/249, H01M50/55
CPC Code(s): H01M50/202
Abstract: the present application relates to a box, a battery and an electrical apparatus. the box is provided with an accommodating cavity for accommodating a battery cell, and a top surface facing away from the accommodating cavity. the top surface of the box is provided with a first region, a second region and a sealing region between the first region and the second region, the sealing region surrounds the first region, the sealing region is configured to mount a sealing member, the second region is configured with a hanging portion, and the battery is mounted to an external device via the hanging portion such that the sealing member is in contact with the external device. the sealing region and the second region (hb) are coplanar.
Inventor(s): Guicheng YUE of Ningde City (CN) for contemporary amperex technology co., limited, Xin PAN of Ningde City (CN) for contemporary amperex technology co., limited, Qingpeng KE of Ningde City (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/242, B60L50/64, H01M50/249, H01M50/262
CPC Code(s): H01M50/242
Abstract: a battery casing, a battery and an electricity-consuming apparatus are described. the battery casing includes a shell configured to accommodate a battery cell and a cushion assembly provided with a plurality of cushion holes and configured to be deformed to reduce a stress transmitted to the shell when the cushion assembly is subjected to an external impact. the cushion assembly is arranged on the shell of the battery casing, and is provided with the cushion holes that provide a space for the deformation of the cushion assembly to absorb the external impact force. therefore, it can prevent the outer shell from direct external impact, reduce the deformation of the shell, reduce the damage to the battery cell at an inside of the shell caused by the external impact, effectively improve the safety performance of the battery, and extend the service life of the battery.
Inventor(s): Huasheng SU of Ningde (CN) for contemporary amperex technology co., limited, Chengyou Xing of Ningde (CN) for contemporary amperex technology co., limited, Quankun LI of Ningde (CN) for contemporary amperex technology co., limited, Weirong ZHUO of Ningde (CN) for contemporary amperex technology co., limited, Peng WANG of Ningde (CN) for contemporary amperex technology co., limited, Haizu JIN of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/375, H01M10/058, H01M50/147, H01M50/342, H01M50/474
CPC Code(s): H01M50/375
Abstract: a battery cell, a battery, and a method and a device for preparing the battery are provided. the battery cell includes: a housing, having an opening; an electrode assembly, accommodated in the housing; an end cap covering the opening and provided with a pressure relief mechanism; and an insulating member, disposed between the end cover and the electrode assembly to insulate and isolate the end cover from the electrode assembly. the insulating member includes a body and a boss, a first through hole being formed in the area of the body corresponding to the pressure relief mechanism, the boss being connected to the body and extending towards the electrode assembly, a second through hole being formed in a side surface of the boss. the first through hole and the second through hole are used for forming an exhaust channel from the interior of the battery cell to the pressure relief mechanism.
Inventor(s): Linshan WU of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/383, A62C3/16, A62C35/10, H01M10/613, H01M10/625, H01M50/209, H01M50/249, H01M50/298, H01M50/358
CPC Code(s): H01M50/383
Abstract: a battery includes a plurality of battery cells arranged in a first direction, wherein a first wall of each of the battery cells is provided with a pressure relief mechanism configured to actuate to relieve a pressure inside the battery cell when the pressure or a temperature inside the battery cell reaches a threshold; and a protecting component, where the protecting component covers the pressure relief mechanisms of the plurality of battery cells outside the plurality of battery cells and forms an exhaust passage with the first walls of the plurality of battery cells, and the exhaust passage is configured to discharge emissions discharged by the pressure relief mechanisms from both ends of the exhaust passage in the first direction when the pressure relief mechanisms actuate.
Inventor(s): Gao Deng of Ningde (CN) for contemporary amperex technology co., limited, Yuefei Chen of Ningde (CN) for contemporary amperex technology co., limited, Wanqiu Meng of Ningde (CN) for contemporary amperex technology co., limited, Xiaoxi Zhang of Ningde (CN) for contemporary amperex technology co., limited, Longfei Xue of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/30, H01M50/317
CPC Code(s): H01M50/394
Abstract: this application provides a degassing apparatus, a battery cell, a battery, and an electric apparatus. the degassing apparatus includes a degassing body, a breathable member, and a protection member. the breathable member and the protection member are disposed at the degassing body, and the protection member is disposed on a side of the breathable member back away from an electrode assembly of the battery cell. the protection member is provided with a through-hole, and a gas channel in communication with the first through-hole is formed between the breathable member and the protection member. the breathable member is configured for gas to pass through when pressure in the battery cell reaches a first threshold, such that the gas passes through the gas channel and the first through-hole to be discharged outside the battery cell.
Inventor(s): Chong WANG of Ningde (CN) for contemporary amperex technology co., limited, Chenling ZHENG of Ningde (CN) for contemporary amperex technology co., limited, Zhiming CHEN of Ningde (CN) for contemporary amperex technology co., limited, Weifeng GAN of Ningde (CN) for contemporary amperex technology co., limited, Yu WANG of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/503, H01M10/42, H01M10/48, H01M50/249, H01M50/569
CPC Code(s): H01M50/503
Abstract: a battery module sampling assembly includes a sampling module assembly and a battery management module assembly. the sampling module assembly includes a sampling unit in corresponding electrical connection with a battery module. the sampling unit includes a first collection terminal. the battery management module assembly includes a battery management module unit corresponding to the sampling unit. the battery management module unit has a second collection terminal matching the first collection terminal to electrically connect the battery management module unit to the sampling unit.
Inventor(s): Chunpeng Yu of Ningde (CN) for contemporary amperex technology co., limited, Quanguo Li of Ningde (CN) for contemporary amperex technology co., limited, Qian Liu of Ningde (CN) for contemporary amperex technology co., limited, Yonghuang Ye of Ningde (CN) for contemporary amperex technology co., limited, Dejun Xiao of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/533, H01M10/04, H01M50/249, H01M50/538, H01M50/553, H01M50/593
CPC Code(s): H01M50/533
Abstract: provided are an electric device, a battery, and a battery unit and a manufacturing method. the battery unit includes a housing, electrode terminals, multiple battery cells, and current collecting members. the electrode terminals are provided at the top of the housing. the multiple battery cells are accommodated within the housing. at least two of the battery cells have different heights, and the current collecting members are provided within an accommodation space formed by a main body of a shortest battery cell and the top of the housing. the battery includes the foregoing battery unit. the electric device includes the foregoing battery. the manufacturing method of the battery unit includes providing current collecting members within an accommodation space formed by a main body of a shortest battery cell and the top of the housing. the electric device, battery, and battery unit and manufacturing method thereof improve space utilization and energy density.
Inventor(s): Lulu BAI of Ningde (CN) for contemporary amperex technology co., limited, Quankun LI of Ningde (CN) for contemporary amperex technology co., limited, Ningsheng WU of Ningde (CN) for contemporary amperex technology co., limited, Wenlin ZHOU of Ningde (CN) for contemporary amperex technology co., limited, Ting ZHENG of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/538, H01M50/191, H01M50/474, H01M50/536, H01M50/567, H01M50/593
CPC Code(s): H01M50/538
Abstract: a battery cell includes electrode assemblies arranged in a first direction, where an end part of each electrode assembly along a second direction perpendicular to the first direction is provided with a tab; and a connection member configured to connect tabs of the electrode assemblies and an electrode terminal of the battery cell. the connection member includes a main body portion and a pin, the main body portion extends along the first direction, and includes a first surface and a second surface perpendicular to the second direction, the main body portion is provided with a plurality of through grooves passing through the first surface and the second surface, and the plurality of through grooves are respectively configured to accommodate the tabs of the plurality of electrode assemblies.
Inventor(s): Weifeng GAN of Ningde (CN) for contemporary amperex technology co., limited, Yu WANG of Ningde (CN) for contemporary amperex technology co., limited, Chong WANG of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/569, H01M50/289, H01M50/507, H01M50/517, H01M50/519, H01M50/528
CPC Code(s): H01M50/569
Abstract: a circuit board sampling structure includes: a circuit board, a busbar, and a connector. an edge of the circuit board is extended with a connecting arm, the busbar is provided with at least one plug hole, and a side of the connector is provided with at least one plug part, where the plug part is plugged in the plug hole, and an end of the connecting arm away from the circuit board is clamped between the connector and the busbar.
Inventor(s): Zhitong SHANG of Ningde (CN) for contemporary amperex technology co., limited, Congsheng CHEN of Ningde (CN) for contemporary amperex technology co., limited, Mingxi YU of Ningde (CN) for contemporary amperex technology co., limited, Yaoling WEN of Ningde (CN) for contemporary amperex technology co., limited, Wenfa LIN of Ningde (CN) for contemporary amperex technology co., limited
IPC Code(s): H01M50/636, H01M50/15
CPC Code(s): H01M50/636
Abstract: a battery end cover assembly includes an end cover having a liquid injection hole penetrating along a first direction. the liquid injection hole includes a first hole segment and a second hole segment divided along the first direction; the cross-sectional area of the first hole segment is larger than the cross-sectional area of the second hole segment; a stepped surface is formed between the first hole segment and the second hole segment; and the stepped surface includes a first inclined surface inclined toward the second hole segment along the first direction.
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED patent applications on September 5th, 2024
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- B08B15/04
- B08B7/04
- CPC B08B15/04
- Contemporary amperex technology co., limited
- C01G45/00
- H01M4/02
- H01M4/36
- CPC C01G45/006
- G01N19/08
- H01M4/04
- CPC G01N19/08
- G01R31/382
- G01R31/367
- G01R31/396
- CPC G01R31/382
- G06T7/00
- G06T7/13
- G06T7/73
- CPC G06T7/0008
- H01M10/04
- B65H21/00
- B65H23/18
- CPC H01M10/0409
- H01M10/6556
- H01M10/613
- H01M10/615
- H01M10/625
- H01M10/6561
- H01M10/6568
- H01M10/658
- H01M50/242
- H01M50/249
- H01M50/262
- CPC H01M10/6556
- H01M10/6566
- H01M10/635
- H01M10/6563
- CPC H01M10/6566
- CPC H01M10/6568
- H01M50/103
- B60R16/033
- H01M50/107
- H01M50/133
- H01M50/15
- H01M50/152
- H01M50/169
- H01M50/209
- H01M50/289
- H01M50/548
- CPC H01M50/103
- H01M50/167
- B21D19/12
- B21D51/26
- CPC H01M50/167
- H01M50/202
- H01M50/244
- H01M50/55
- CPC H01M50/202
- B60L50/64
- CPC H01M50/242
- H01M50/375
- H01M10/058
- H01M50/147
- H01M50/342
- H01M50/474
- CPC H01M50/375
- H01M50/383
- A62C3/16
- A62C35/10
- H01M50/298
- H01M50/358
- CPC H01M50/383
- H01M50/30
- H01M50/317
- CPC H01M50/394
- H01M50/503
- H01M10/42
- H01M10/48
- H01M50/569
- CPC H01M50/503
- H01M50/533
- H01M50/538
- H01M50/553
- H01M50/593
- CPC H01M50/533
- H01M50/191
- H01M50/536
- H01M50/567
- CPC H01M50/538
- H01M50/507
- H01M50/517
- H01M50/519
- H01M50/528
- CPC H01M50/569
- H01M50/636
- CPC H01M50/636
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