Patents by Inventor Derong Wang
Derong Wang 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).
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Patent number: 11101519Abstract: The present disclosure relates to a casing for a battery pack and a battery pack. The casing has a receiving space and an opening in communication with the receiving space, the receiving space is formed by a wall portion of the casing, and the wall portion is formed from two or more stacked base plates, between which a plurality of cavities are formed. By forming a plurality of cavities in the wall portion, the casing for a battery pack provided by the present disclosure not only can improve the bearing capacity and the impact resistance of the casing, but also can achieve a thermal management of the battery assembly by filling the plurality of cavities with a phase change material or cooling liquid, which can further improve the mechanical property of the casing with a relatively light weight and relatively high reliability.Type: GrantFiled: May 31, 2019Date of Patent: August 24, 2021Assignee: Contemporary Amperex Technology Co., LimitedInventors: Lei Wang, Linggang Zhou, Xingdi Chen, Peng Wang, Derong Wang
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Publication number: 20210226278Abstract: The present disclosure relates to the technical field of assembly of a battery pack, and particularly, to a battery pack. The battery pack includes a housing. A plurality of cells is arranged in interior of the housing. A structural adhesive is filled between a bottom of the housing and the plurality of cells, and the plurality of cells is adhered to the housing through the structural adhesive. In the battery pack provided in the present disclosure, the cells are arranged in the interior of the housing, and the housing is adhered to the cells through the structural adhesive. The structural adhesive can functions as fixing the cells, such that a frame structure of a module can be omitted, the number of components in the battery pack can be reduced, manufacture process can be reduced, assembling efficiency can be improved, and manufacturing cost can be reduced.Type: ApplicationFiled: April 2, 2021Publication date: July 22, 2021Applicant: Contemporary Amperex Technology Co., LimitedInventors: Linggang ZHOU, Derong WANG, Yanhuo XIANG
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Patent number: 11043715Abstract: The present disclosure relates to a casing for a battery pack and a battery pack. The casing includes a receiving space and an opening in communication with the receiving space, the receiving space is formed by a wall portion of the casing, and the wall portion is formed from two or more stacked base plates, between which a plurality of cavities are formed. By forming a plurality of cavities in the wall portion, the casing for a battery pack provided by the present disclosure not only can improve the bearing capacity and the impact resistance of the casing, but also can achieve a thermal management of the battery assembly by filling the plurality of cavities with a phase change material or cooling liquid, which can further improve the mechanical property of the casing with a relatively light weight and relatively high reliability.Type: GrantFiled: December 3, 2020Date of Patent: June 22, 2021Assignee: Contemporary Amperex Technology Co., LimitedInventors: Lei Wang, Linggang Zhou, Xingdi Chen, Peng Wang, Derong Wang
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Patent number: 11005131Abstract: The present disclosure relates to the technical field of assembly of a battery pack, and particularly, to a battery pack. The battery pack includes a housing. A plurality of cells is arranged in interior of the housing. A structural adhesive is filled between a bottom of the housing and the plurality of cells, and the plurality of cells is adhered to the housing through the structural adhesive. In the battery pack, the cells are arranged in the interior of the housing, and the housing is adhered to the cells through the structural adhesive.Type: GrantFiled: April 13, 2017Date of Patent: May 11, 2021Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITEDInventors: Linggang Zhou, Derong Wang, Yanhuo Xiang
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Publication number: 20210111456Abstract: The present disclosure provides a lower box body, a battery box and a vehicle, the lower box body comprises a base body, a first protecting assembly, a mounting hole. The base body comprises a bottom plate portion, a side plate portion, eave portions. The first protecting assembly is provided at outside of the base body, fixed to the base body and is attached to the eave portion. The mounting hole penetrates the eave portion and the first protecting assembly. The first protecting assembly improves the entirety structural strength of the lower box. Because the mounting hole is formed by penetrating the eave portion and the first protecting assembly, the structural stability of the mounting location of the lower box body is improved, thereby making the mounting location of the lower box body not be prone to be deformed or damaged when the battery box is subjected to the external force.Type: ApplicationFiled: December 21, 2020Publication date: April 15, 2021Inventors: Yuqun ZENG, Fenggang ZHAO, Xingdi CHEN, Lei WANG, Linggang ZHOU, Peng WANG, Derong WANG, Cong BAO
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Publication number: 20210111523Abstract: A multifunctional high-voltage connector and a battery product are disclosed. The multifunctional high-voltage connector includes: a fuse, a socket, and a plug. The socket includes a base and a socket terminal. The plug includes a seat and a plug terminal. The base includes: a first main body portion; a first accommodating portion, protruding from the first main body portion; and a second accommodating portion, protruding from the first main body portion and provided to be spaced apart from the first accommodating portion. The fuse is accommodated in the first accommodating portion. At least a part of the socket terminal is accommodated in the second accommodating portion. The seat of the plug is inserted into the second accommodating portion of the base.Type: ApplicationFiled: December 23, 2020Publication date: April 15, 2021Applicant: Contemporary Amperex Technology Co., LimitedInventors: Jianwei LI, Zhiqin WENG, Shengshen RUAN, Mingping YANG, Linggang ZHOU, Libing CHAN, Derong WANG
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Publication number: 20210091354Abstract: The present disclosure relates to a casing for a battery pack and a battery pack. The casing includes a receiving space and an opening in communication with the receiving space, the receiving space is formed by a wall portion of the casing, and the wall portion is formed from two or more stacked base plates, between which a plurality of cavities are formed. By forming a plurality of cavities in the wall portion, the casing for a battery pack provided by the present disclosure not only can improve the bearing capacity and the impact resistance of the casing, but also can achieve a thermal management of the battery assembly by filling the plurality of cavities with a phase change material or cooling liquid, which can further improve the mechanical property of the casing with a relatively light weight and relatively high reliability.Type: ApplicationFiled: December 3, 2020Publication date: March 25, 2021Applicant: Contemporary Amperex Technology Co., LimitedInventors: Lei WANG, Linggang ZHOU, Xingdi CHEN, Peng WANG, Derong WANG
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Publication number: 20210057691Abstract: The application relates to a battery pack case and a battery pack. The battery pack case includes: a bottom plate and a side plate connected with the bottom plate, the bottom plate and the side plate surround to form an accommodating portion configured to accommodate a unit cell; the bottom plate is provided with a plurality of first grooves and a plurality of second grooves opening toward the accommodating portion, the plurality of first grooves are spaced apart from each other, the plurality of second grooves are spaced apart from each other, and the first grooves and the second grooves are arranged to cross each other. The bottom plate of the battery pack itself has good rigidity, is not prone to warp deformation, and can prevent the overflow of structural glue from contaminating the wiring harness or electrical components.Type: ApplicationFiled: December 28, 2018Publication date: February 25, 2021Applicant: Contemporary Amperex Technology Co., LimitedInventors: Zhaolin XIE, Peng WANG, Derong WANG, Libing CHAN, Zengzhong WANG, Yifeng CHEN
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Patent number: 10930909Abstract: The present disclosure relates to a protective pressure plate and a battery module. The protective pressure plate comprises a pressure plate body having a strip-like shape. The pressure plate body includes an upper surface and a lower surface that are opposed in a thickness direction of the pressure plate body and two side surfaces that are opposed in a width direction of the pressure plate body. At least one portion of each of the side surfaces is recessed toward a center line of the pressure plate body to form a protective recess. The upper surface of the pressure plate body has a maximum width greater than a maximum width of the lower surface. The protective pressure plate according to the embodiment of the present disclosure can be used to fix the circuit board and protect the bonding wires, thereby improving the use safety and stability of the battery module.Type: GrantFiled: March 20, 2019Date of Patent: February 23, 2021Assignee: Contemporary Amperex Technology Co., LimitedInventors: Qing Wang, Linggang Zhou, Derong Wang
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Publication number: 20210036274Abstract: The present application relates to a battery pack case and a battery pack, the battery pack case includes: a case body including an accommodating chamber and a side wall provided with a maintenance port communicating with the accommodating chamber; a cover plate assembly, detachably connected to an outer surface of the side wall, being capable of opening or closing the maintenance port and including a cover plate and an outer gasket stacked with each other. The cover plate includes a first concave portion recessed in a thickness direction of the cover plate and a first limiting portion surrounding an outer periphery of the first concave portion, and abuts against the outer surface by the first limiting portion to form a first receiving chamber, the outer gasket is disposed in the first receiving chamber and is closely contact with the first concave portion and the outer surface.Type: ApplicationFiled: December 28, 2018Publication date: February 4, 2021Applicant: Contemporary Amperex Technology Co., LimitedInventors: Chao LONG, Linggang ZHOU, Derong WANG, Libing CHAN
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Publication number: 20210020892Abstract: The present application relates to a battery pack case and a battery pack. The battery pack case includes: a bottom plate and a side plate connected to the bottom plate, the bottom plate and the side plate surround to form an accommodating portion configured to accommodate a unit cell; a plurality of first insulating strips are provided on a surface of the bottom plate facing the accommodating portion, the plurality of first insulating strips are sequentially spaced along a length direction or a width direction of the bottom plate, and a glue receiving groove is formed between two adjacent first insulating strips.Type: ApplicationFiled: December 28, 2018Publication date: January 21, 2021Applicant: Contemporary Amperex Technology Co., LimitedInventors: Lei WANG, Zhichao WANG, Derong WANG, Peng WANG, Linggang ZHOU
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Publication number: 20200411928Abstract: This disclosure relates to the technical field of energy storage devices, and in particular, to a mounting bracket for a cell supervision circuit, a battery pack, and a vehicle. The mounting bracket includes: a management system mounting part, including a management system mounting surface, which is configured to mount a cell supervision circuit; and a thermally conductive part, configured to fit snugly to a container of the battery pack, which is connected to one end of the management system mounting part, and disposed on a side where the management system mounting surface is located.Type: ApplicationFiled: December 28, 2018Publication date: December 31, 2020Applicant: Contemporary Amperex Technology Co., LimitedInventors: Kaijie YOU, Linggang ZHOU, Derong WANG, Libing CHAN
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Patent number: 10818896Abstract: The present disclosure provides a frame and a battery module. The frame is composed of a peripheral wall, the peripheral wall encloses to form a receiving cavity closed in a circumferential direction and opened at two ends in an axial direction, the peripheral wall is provided with at least one adhesive injection hole passing through the peripheral wall. The battery module comprises a plurality of secondary batteries arranged side by side, the frame and an adhesive. The secondary batteries are received in the receiving cavity. The adhesive comprises: a first part which adheres every two adjacent secondary batteries; a second part which adheres two secondary batteries positioned at outermost sides of the plurality of secondary batteries in an arrangement direction with the peripheral wall; a third part which adheres a lower side of the first part and a lower side of the second part with the peripheral wall.Type: GrantFiled: August 2, 2018Date of Patent: October 27, 2020Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITEDInventors: Shangfu Zhang, Kaiqin Yu, Yincheng Huang, Lin Ma, Derong Wang, Linggang Zhou
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Patent number: 10720618Abstract: The disclosure relates to an end plate and a battery module. The end plate comprises an end plate body, which has an inner surface and an outer surface that are opposed in a thickness direction of the end plate body, the outer surface is engaged with a fixing band for the battery module; and a limiting assembly, which is disposed on the outer surface, the limiting assembly includes a fixed clamping member and a movable clamping member which are spaced apart from each other in a height direction of the end plate body and are used in cooperation with each other. A clamping space is formed between the fixed clamping member and the movable clamping member. The movable clamping member can make room for the fixing band so that the fixing band enters the clamping space by the movable clamping member and is limited within the clamping space.Type: GrantFiled: March 20, 2019Date of Patent: July 21, 2020Assignee: Contemporary Amperex Technology Co., LimitedInventors: Chao Long, Huabin Zou, Derong Wang, Linggang Zhou, Cong Bao
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Patent number: 10714717Abstract: The present invention provides a battery module, including: a plurality of power batteries, module casing, separating plate, battery connecting strips, detecting terminals and cell module controller; the power batteries are disposed in module casing, separating plate is arranged above power batteries, through-holes are arranged on separating plate corresponding to electrode terminals of power batteries, battery connecting strips are arranged above separating plate, and are connected with electrode terminals of power batteries through through-holes, so that all power batteries are electrically connected, cell module controller is arranged above separating plate, press-fit holes are provided on cell module controller, terminal connecting portion is arranged on battery connecting strip, detecting terminal is located between separating plate and cell module controller, one end of detecting terminal is connected with terminal connecting portion, the other end of detecting terminal is provided with press-fit contacType: GrantFiled: May 22, 2018Date of Patent: July 14, 2020Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITEDInventors: Chuanlian Chen, Yanhuo Xiang, Derong Wang
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Publication number: 20200161602Abstract: The present disclosure relates to a casing for a battery pack and a battery pack. The casing has a receiving space and an opening in communication with the receiving space, the receiving space is formed by a wall portion of the casing, and the wall portion is formed from two or more stacked base plates, between which a plurality of cavities are formed, wherein an island is disposed within the cavity. By disposing islands in the plurality of cavities, the casing provided by the present disclosure not only can improve the structural strength of the casing and of the cavities, but also can change the flow capacity and flow rate of the fluid in the cavities, which can make the temperature distribution of the casing more uniform, increase the heat exchange efficiency of the battery assembly, and further improve the thermal management of the battery pack.Type: ApplicationFiled: June 6, 2019Publication date: May 21, 2020Applicant: Contemporary Amperex Technology Co., LimitedInventors: Lei Wang, Xingdi Chen, Linggang Zhou, Peng Wang, Derong Wang
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Publication number: 20200161616Abstract: The present disclosure relates to a casing for a battery pack and a battery pack. The casing has a receiving space and an opening in communication with the receiving space, the receiving space is formed by a wall portion of the casing, and the wall portion is formed from two or more stacked base plates, between which a plurality of cavities are formed. By forming a plurality of cavities in the wall portion, the casing for a battery pack provided by the present disclosure not only can improve the bearing capacity and the impact resistance of the casing, but also can achieve a thermal management of the battery assembly by filling the plurality of cavities with a phase change material or cooling liquid, which can further improve the mechanical property of the casing with a relatively light weight and relatively high reliability.Type: ApplicationFiled: May 31, 2019Publication date: May 21, 2020Applicant: Contemporary Amperex Technology Co., LimitedInventors: Lei WANG, Linggang Zhou, Xingdi Chen, Peng Wang, Derong Wang
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Publication number: 20200144565Abstract: The present disclosure provides a lower box body, a battery box and a vehicle, the lower box body comprises a base body, a first protecting assembly, a mounting hole. The base body comprises a bottom plate portion, a side plate portion, eave portions. The first protecting assembly is provided at outside of the base body, fixed to the base body and is attached to the eave portion. The mounting hole penetrates the eave portion and the first protecting assembly. The first protecting assembly improves the entirety structural strength of the lower box. Because the mounting hole is formed by penetrating the eave portion and the first protecting assembly, the structural stability of the mounting location of the lower box body is improved, thereby making the mounting location of the lower box body not be prone to be deformed or damaged when the battery box is subjected to the external force.Type: ApplicationFiled: October 24, 2019Publication date: May 7, 2020Inventors: Yuqun ZENG, Fenggang ZHAO, Xingdi CHEN, Lei WANG, Linggang ZHOU, Peng WANG, Derong WANG, Cong BAO
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Publication number: 20200106079Abstract: The present disclosure relates to a terminal protection cover and a battery module, the terminal protection cover includes a base portion, including a peripheral region and provided with base openings at the peripheral region; and a side wall, connected to the peripheral region and extending in a first direction, wherein the side wall is provided with two or more groups of side openings spaced apart from each other and extending in the first direction, and at least one base opening is located between adjacent two groups of side openings such that a portion of the side wall can be removed by means of the at least one base opening and the adjacent two groups of side openings. The present disclosure can prevent accidents such as short circuit of the modules or electric shock of an operator during transportation of the battery modules, without affecting the connection between the battery modules.Type: ApplicationFiled: August 22, 2019Publication date: April 2, 2020Applicant: Contemporary Amperex Technology Co., LimitedInventors: Kaijie YOU, Derong WANG, Xiupeng YE, Shengshen RUAN
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Patent number: D880810Type: GrantFiled: December 29, 2016Date of Patent: April 14, 2020Assignee: General Mills, Inc.Inventors: Jiazai Li, Derong Wang, Boqian Zheng, Qiaosheng Shen