Patents by Inventor Mingguang GU

Mingguang GU has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11881601
    Abstract: Embodiments of the present application provide a box of a battery. The box includes: an electrical chamber configured to accommodate a plurality of battery cells, a battery cell including a pressure relief mechanism, and the pressure relief mechanism being configured to be actuated when an internal pressure or temperature of the battery cell reaches a threshold, to relieve the internal pressure; a thermal management component configured to accommodate a fluid to adjust the temperature of the battery cell; and a collection chamber configured to collect emissions discharged from the battery cell when the pressure relief mechanism is actuated, where the electrical chamber and the collection chamber are disposed on both sides of the thermal management component, a wall of the collection chamber is provided with a first pressure relief zone, and the first pressure relief zone is configured to relieve the emissions in the collection chamber.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: January 23, 2024
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Xianda Li, Xiaobo Chen, Lu Hu, Piaopiao Yang, Jinru Yue, Mingguang Gu
  • Publication number: 20230420774
    Abstract: Embodiments of the present application are provided with a box of a battery, a battery, a power consumption device, and a method and device for producing a battery. The box of the battery includes: an electrical chamber; a thermal management component; and a collection chamber, configured to collect emissions from the battery cell provided with the pressure relief mechanism when the pressure relief mechanism is actuated; wherein the thermal management component is configured to isolate the electrical chamber from the collection chamber, a pressure relief region is disposed on the thermal management component, and the emissions collected by the collection chamber is discharged through the pressure relief region. According to the technical solutions of the embodiments of the present application, the safety of the battery can be enhanced.
    Type: Application
    Filed: September 6, 2023
    Publication date: December 28, 2023
    Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Piaopiao YANG, Xiaobo CHEN, Yao LI, Xianda LI, Jinru YUE, Mingguang GU, Lu HU
  • Publication number: 20230411779
    Abstract: Provided are an end cover, an end cover assembly, a battery cell, a battery, and an electric device. The end cover includes: two through holes, running through the end cover for mounting electrode terminals; a depression, where the depression is formed by a surface of the end cover recessing in a thickness direction, and a bottom wall of the depression forms a pressure relief mechanism; and a weak portion, disposed on the pressure relief mechanism, where the pressure relief mechanism is configured to crack along the weak portion when internal pressure of the battery cell reaches a threshold; where depth of the weak portion gradually decreases on one or two sides of a perpendicular bisector of a connecting line of the two through holes in a direction leaving the perpendicular bisector.
    Type: Application
    Filed: September 5, 2023
    Publication date: December 21, 2023
    Inventors: Xuehui Wang, Mingguang Gu, Xiaobo Chen, Xiongwei Gao, Yucang Hao
  • Patent number: 11817601
    Abstract: Embodiments of the present application provide a battery, a power consumption device, a method and a device for producing the battery. The battery includes: a battery cell, including a pressure relief mechanism, wherein the pressure relief mechanism is disposed on a first wall of the battery cell; a thermal management component, wherein a first surface of the thermal management component is attached to the first wall, and the thermal management component is provided with a pressure relief hole opposite to the pressure relief mechanism; and a baffle configured to cover a part of the pressure relief hole, so that when the pressure relief mechanism is actuated, a discharge direction of the emissions entering the pressure relief hole is changed. The battery, the power consumption device, the method and the device for producing the battery provided in the embodiments of the present application can enhance safety of batteries.
    Type: Grant
    Filed: September 27, 2022
    Date of Patent: November 14, 2023
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Xianda Li, Xiaobo Chen, Yao Li, Lu Hu, Jinru Yue, Piaopiao Yang, Mingguang Gu
  • Publication number: 20230344071
    Abstract: Provided are a battery cell, a method and system for manufacturing the battery cell, a battery, and a power consuming device. The battery cell according to this embodiment includes an electrode assembly, a housing, a pressure relief mechanism, and a cap assembly. The housing is provided with an accommodating space for accommodating the electrode assembly, and includes a first side plate on a side in a first direction; the pressure relief mechanism is arranged on the first side plate; and the cap assembly is configured to seal the housing; wherein an inner surface of the first side plate of the housing is provided with a first passageway extending along the inner surface, and the first passageway is configured to direct a gas in the accommodating space to the pressure relief mechanism, such that the pressure relief mechanism is actuated and relieves a pressure when the pressure reaches a threshold.
    Type: Application
    Filed: June 29, 2023
    Publication date: October 26, 2023
    Inventors: Piaopiao Yang, Xiaobo Chen, Yao Li, Mingguang Gu, Ou Qian, Qiu Jin
  • Publication number: 20230344033
    Abstract: Provided are a battery, a power consuming device, and a method and device for manufacturing a battery. The battery comprises: a plurality of battery cells, a first wall of the battery cell being provided with a pressure relief mechanism that is used to be actuated, when an internal pressure or temperature of the battery cell reaches a threshold, to relieve the internal pressure; and a thermal management component used to accommodate a fluid to adjust the temperature of the battery cell, wherein a first surface of the thermal management component is attached to the first wall, the first surface is provided with an avoidance region corresponding to the pressure relief mechanism, the avoidance region is used to provide a deformation space for the pressure relief mechanism when the pressure relief mechanism is actuated.
    Type: Application
    Filed: June 30, 2023
    Publication date: October 26, 2023
    Inventors: Piaopiao Yang, Yao Li, Xiaobo Chen, Mingguang Gu, Xianda Li
  • Publication number: 20230327275
    Abstract: A pressure relief apparatus includes a pressure relief part having a first surface and a second surface opposite to each other in a thickness direction of the pressure relief part, and a plurality of stages of score grooves sequentially arranged on the pressure relief part in a direction from the first surface to the second surface. Of two adjacent stages of score grooves in the thickness direction, one stage of score groove that is farther from the first surface is arranged on a bottom surface of another stage of score groove that is closer to the first surface.
    Type: Application
    Filed: June 12, 2023
    Publication date: October 12, 2023
    Inventors: Wenlin ZHOU, Kaihuan YANG, Ting ZHENG, Quankun LI, Peng WANG, Mingguang GU
  • Patent number: 11784371
    Abstract: Embodiments of the present application are provided with a box of a battery, a battery, a power consumption device, and a method and device for producing a battery. The box of the battery includes: an electrical chamber; a thermal management component; and a collection chamber, configured to collect emissions from the battery cell provided with the pressure relief mechanism when the pressure relief mechanism is actuated; wherein the thermal management component is configured to isolate the electrical chamber from the collection chamber, a pressure relief region is disposed on the thermal management component, and the emissions collected by the collection chamber is discharged through the pressure relief region. According to the technical solutions of the embodiments of the present application, the safety of the battery can be enhanced.
    Type: Grant
    Filed: December 15, 2021
    Date of Patent: October 10, 2023
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Piaopiao Yang, Xiaobo Chen, Yao Li, Xianda Li, Jinru Yue, Mingguang Gu, Lu Hu
  • Patent number: 11764437
    Abstract: Embodiments of the present application provide a battery, a power consumption apparatus, and a method and apparatus for producing a battery. The battery includes: a plurality of battery cells, the battery cell comprising a housing, the housing being configured to be actuated when an internal pressure or temperature of the housing reaches a threshold, to relieve the internal pressure of the housing; a plurality of first boxes, the first box being configured to accommodate at least one battery cell of the plurality of battery cells, the first box including a pressure relief region, and the pressure relief region being configured to relieve an internal pressure of the first box; and a second box, the second box being configured to accommodate the plurality of first boxes. According to the technical solutions of the embodiments of the present application, the safety of the battery can be enhanced.
    Type: Grant
    Filed: June 7, 2022
    Date of Patent: September 19, 2023
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Piaopiao Yang, Xiaobo Chen, Yao Li, Yujie Pu, Jinru Yue, Mingguang Gu, Lu Hu, Xianda Li
  • Patent number: 11749865
    Abstract: The present application discloses a battery and a related apparatus, production method and production device therefor. The battery includes: a battery cell, the battery cell including a pressure relief mechanism configured to be capable of being actuated when an internal pressure or temperature of the battery cell reaches a threshold, to relieve the internal pressure; an attachment component adapted to be attached to the battery cell by an adhesive; and an isolation component configured to be capable of preventing the adhesive from being applied between the attachment component and the pressure relief mechanism. By providing the isolation component, it is possible to prevent the adhesive from being applied between the attachment component and the pressure relief mechanism in an effective manner in a process of battery production. Meanwhile, application efficiency and accuracy of the adhesive could be improved, thereby improving production efficiency of the battery.
    Type: Grant
    Filed: December 27, 2021
    Date of Patent: September 5, 2023
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Mingguang Gu, Xiaobo Chen, Yao Li, Xianda Li, Jinru Yue, Piaopiao Yang, Lu Hu
  • Publication number: 20230238610
    Abstract: Embodiments of the present application provide a case of a battery, a battery, and a power consumption device. The case of the battery includes: an electrical chamber configured to accommodate a plurality of battery cells of which at least one battery cell includes a pressure relief mechanism; a thermal management component configured to accommodate a fluid to adjust the temperature of the plurality of battery cells; and a collection chamber configured to collect emissions from the battery cell provided with the pressure relief mechanism when the pressure relief mechanism is actuated, wherein the thermal management component is configured to isolate the electrical chamber from the collection chamber, and a support member is provided in the collection chamber, the support member being configured to increase the compressive strength of collection chamber. According to the technical solutions of the embodiments of the present application, the safety of the battery can be enhanced.
    Type: Application
    Filed: March 31, 2023
    Publication date: July 27, 2023
    Inventors: Piaopiao YANG, Xiaobo CHEN, Yao LI, Mingguang GU, Jinru YUE
  • Publication number: 20230231260
    Abstract: A battery housing includes an electrical cavity configured to accommodate battery cells. At least one battery cell includes a pressure relief mechanism configured to be actuated in response to internal pressure or temperature of the at least one battery cell reaching a threshold to relieve the internal pressure. The housing further includes a collection cavity configured to collect emissions from the at least one battery cell in response to the pressure relief mechanism being actuated, a separation component configured to separate the electrical cavity and the collection cavity, a partition structure configured to partition the collection cavity into a first cavity and a second cavity, and a flow channel baffle arranged in the second cavity and configured to form a flow channel for guiding the emissions. The partition structure is provided with an exhaust vent configured to guide the emissions in the first cavity into the second cavity.
    Type: Application
    Filed: March 23, 2023
    Publication date: July 20, 2023
    Inventors: Lu HU, Xiaobo CHEN, Yao LI, Piaopiao YANG, Mingguang GU, Shaoji WU
  • Publication number: 20230223644
    Abstract: A pressure relief apparatus includes a pressure relief body and a plurality of score grooves. The pressure relief body includes a pressure relief portion, and the pressure relief portion has a first surface and a second surface opposite to each other in a thickness direction of the pressure relief portion. A plurality of score grooves are sequentially arranged at the pressure relief portion in a direction from the first surface to the second surface. In two adjacent score grooves in the thickness direction, a maximum width of a score groove farther away from the first surface is less than a minimum width of a score groove closer to the first surface.
    Type: Application
    Filed: March 21, 2023
    Publication date: July 13, 2023
    Inventors: Mingguang GU, Xiaobo CHEN, Yao LI, Xuehui WANG, Yucang HAO
  • Publication number: 20230223642
    Abstract: A pressure relief apparatus, a battery cell, a battery, and an electrical device are provided in embodiments of the present application. The pressure relief apparatus includes a pressure relief body and a score groove. The pressure relief body includes a pressure relief portion configured to be opened to relieve a pressure inside the battery cell when an internal pressure or temperature of the battery cell reaches a threshold. The score groove is arranged on the pressure relief body and includes a first arc-shaped groove and a second arc-shaped groove. The arc-shaped design of the first arc-shaped groove and the second arc-shaped groove makes it less likely that the pressure relief portion cannot be opened in a large area, thereby improving the safety of the battery cell.
    Type: Application
    Filed: March 16, 2023
    Publication date: July 13, 2023
    Inventors: Mingguang GU, Xiaobo CHEN, Xuehui WANG, Yucang HAO, Xiongwei GAO
  • Publication number: 20230223641
    Abstract: Provided are a box of a battery, a battery, a power consumption apparatus, and a method and apparatus for producing a battery. The box includes: an electrical chamber configured to accommodate a battery cell, a pressure relief mechanism being disposed on a first wall of the battery cell, and the pressure relief mechanism being configured to be actuated when an internal pressure or temperature of the battery cell reaches a threshold, to relieve the internal pressure; a collecting chamber configured to collect emissions from the battery cell when the pressure relief mechanism is actuated, the collecting chamber being isolated from the electrical chamber; and a first thermal management component configured to accommodate a fluid to adjust a temperature of the battery cell, the first thermal management component being attached to a second wall of the battery cell, and the second wall being different from the first wall.
    Type: Application
    Filed: July 8, 2022
    Publication date: July 13, 2023
    Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Mingguang GU, Qiu JIN, Xiaobo CHEN, Yao LI
  • Patent number: 11699829
    Abstract: An embodiment of the present application is provided with a battery box, a battery, a power consumption device, and a method for producing a battery and an apparatus for producing a battery. The box of the battery includes: an electrical chamber, configured to accommodate a battery cell group; a collection chamber, configured to collect emissions of the battery cell provided with the pressure relief mechanism when the pressure relief mechanism is actuated; an isolation component for isolating the electrical chamber and the collection chamber, such that the electrical chamber and the collection chamber are arranged on both sides of the isolation component; wherein a surface of the isolation component that is close to the battery cell group is provided with an avoidance opening, the avoidance opening extends along the first direction, and the plurality of pressure relief mechanisms of the battery cell group face the avoidance opening.
    Type: Grant
    Filed: September 23, 2022
    Date of Patent: July 11, 2023
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Yao Li, Xiaobo Chen, Mingguang Gu
  • Patent number: 11670821
    Abstract: An embodiment of the present application is provided with a battery box, a battery, a power consumption device, and a method for producing a battery and an apparatus for producing a battery. The box of the battery includes: an electrical chamber, configured to accommodate a battery cell group; a collection chamber, configured to collect emissions of the battery cell provided with the pressure relief mechanism when the pressure relief mechanism is actuated; an isolation component for isolating the electrical chamber and the collection chamber, such that the electrical chamber and the collection chamber are arranged on both sides of the isolation component; wherein a surface of the isolation component that is close to the battery cell group is provided with an avoidance opening, the avoidance opening extends along the first direction, and the plurality of pressure relief mechanisms of the battery cell group face the avoidance opening.
    Type: Grant
    Filed: September 23, 2022
    Date of Patent: June 6, 2023
    Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Yao Li, Xiaobo Chen, Mingguang Gu
  • Publication number: 20230025270
    Abstract: Embodiments of the present application provide a battery, a power consumption device, a method and a device for producing the battery. The battery includes: a battery cell, including a pressure relief mechanism, wherein the pressure relief mechanism is disposed on a first wall of the battery cell; a thermal management component, wherein a first surface of the thermal management component is attached to the first wall, and the thermal management component is provided with a pressure relief hole opposite to the pressure relief mechanism; and a baffle configured to cover a part of the pressure relief hole, so that when the pressure relief mechanism is actuated, a discharge direction of the emissions entering the pressure relief hole is changed. The battery, the power consumption device, the method and the device for producing the battery provided in the embodiments of the present application can enhance safety of batteries.
    Type: Application
    Filed: September 27, 2022
    Publication date: January 26, 2023
    Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Xianda LI, Xiaobo CHEN, Yao LI, Lu HU, Jinru YUE, Piaopiao YANG, Mingguang GU
  • Publication number: 20230018297
    Abstract: This application provides a battery cell, a method and system for manufacturing same, a battery, and an electrical device. The battery cell includes: an electrode assembly; a shell assembly, configured to accommodate the electrode assembly and including a first side plate and a second side plate, where the first side plate and the second side plate are located on two sides of the electrode assembly along a first direction respectively; a pressure relief mechanism, disposed on the first side plate; and a support member, disposed between the electrode assembly and the first side plate, and configured to support the electrode assembly. A duct is provided on the support member. The duct is configured to guide gas between the second side plate and the support member into the pressure relief mechanism, so that the pressure relief mechanism is actuated to release a pressure when the pressure reaches a threshold.
    Type: Application
    Filed: September 16, 2022
    Publication date: January 19, 2023
    Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Xiaobo CHEN, Yao LI, Mingguang GU, Qiu JIN
  • Publication number: 20230018764
    Abstract: An embodiment of the present application is provided with a battery box, a battery, a power consumption device, and a method for producing a battery and an apparatus for producing a battery. The box of the battery includes: an electrical chamber, configured to accommodate a battery cell group; a collection chamber, configured to collect emissions of the battery cell provided with the pressure relief mechanism when the pressure relief mechanism is actuated; an isolation component for isolating the electrical chamber and the collection chamber, such that the electrical chamber and the collection chamber are arranged on both sides of the isolation component; wherein a surface of the isolation component that is close to the battery cell group is provided with an avoidance opening, the avoidance opening extends along the first direction, and the plurality of pressure relief mechanisms of the battery cell group face the avoidance opening.
    Type: Application
    Filed: September 23, 2022
    Publication date: January 19, 2023
    Applicant: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
    Inventors: Yao LI, Xiaobo CHEN, Mingguang GU