Patents by Inventor Zhiwei Tong
Zhiwei Tong 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: 11056748Abstract: A battery pack comprises a plurality of batteries. The protection device is disposed between two adjacent batteries and comprises: a first connecting assembly, a second connecting assembly and a conductive connecting assembly. The protection device has a normal state and an alarm state. When the protection device is in the normal state, the first connecting assembly and the second connecting assembly are spaced apart, and the overload protection circuit is open. When the protection device is in the alarm state, the first connecting assembly is electrically connected with the housing of the first battery, the second connecting assembly is electrically connected with the housing of the second battery, at least one of the first connecting assembly and the second connecting assembly moves to be electrically connected with each other, and the overload protection circuit is closed.Type: GrantFiled: July 5, 2017Date of Patent: July 6, 2021Assignee: BYD COMPANY LIMITEDInventors: Jianhua Zhu, Qing Lai, Zhiwei Tong, Yan Zhu
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Publication number: 20200127252Abstract: A battery pack comprises a plurality of batteries. The protection device is disposed between two adjacent batteries and comprises: a first connecting assembly, a second connecting assembly and a conductive connecting assembly. The protection device has a normal state and an alarm state. When the protection device is in the normal state, the first connecting assembly and the second connecting assembly are spaced apart, and the overload protection circuit is open. When the protection device is in the alarm state, the first connecting assembly is electrically connected with the housing of the first battery, the second connecting assembly is electrically connected with the housing of the second battery, at least one of the first connecting assembly and the second connecting assembly moves to be electrically connected with each other, and the overload protection circuit is closed.Type: ApplicationFiled: July 5, 2017Publication date: April 23, 2020Applicant: BYD COMPANY LIMITEDInventors: Jianhua ZHU, Qing LAI, Zhiwei TONG, Yan ZHU
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Publication number: 20190334146Abstract: A protection device includes a casing assembly, a sealing film, and a temperature-sensitive actuating piece. A receiving chamber for receiving an inert gas is defined in the casing assembly. One end of the receiving chamber is provided with an opening. The sealing film is disposed at the opening to seal the receiving chamber. The actuating piece is disposed in the receiving chamber, and the actuating piece is provided with a piercing protrusion. When the actuating piece is deformed, the piercing protrusion pierces the sealing film.Type: ApplicationFiled: June 8, 2017Publication date: October 31, 2019Applicant: BYD COMPANY LIMITEDInventors: Qing LAI, Zhiwei TONG, Yan ZHU, Jianhua ZHU
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Patent number: 10396409Abstract: A heat sink and power battery system are provided. 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.Type: GrantFiled: April 27, 2017Date of Patent: August 27, 2019Assignee: BYD COMPANY LIMITEDInventors: Zhiwei Tong, Qing Lai, Jianhua Zhu
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Publication number: 20190198951Abstract: 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 passing 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.Type: ApplicationFiled: August 14, 2017Publication date: June 27, 2019Inventors: Zhiwei TONG, Qing LAI, Jianhua ZHU, Yan ZHU
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Patent number: 10243181Abstract: 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.Type: GrantFiled: June 21, 2016Date of Patent: March 26, 2019Assignee: BYD Company LimitedInventors: Jiyang Zhao, Qing Lai, Zhiwei Tong, Yan Zhu, Jianhua Zhu
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Patent number: 9979001Abstract: 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.Type: GrantFiled: April 16, 2014Date of Patent: May 22, 2018Assignees: SHENZHEN BYD AUTO R&D COMPANY LIMITED, BYD COMPANY LIMITEDInventors: Hu Wan, Zhiwei Tong, Qing Lai, Jianhua Zhu
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Patent number: 9902739Abstract: This document relates to inhibitors of G protein coupled receptor 6 kinase (GRK6) polypeptides as well as methods and materials for using such inhibitors to treat hematological malignancies, inflammation diseases, and autoimmune disorders.Type: GrantFiled: April 21, 2015Date of Patent: February 27, 2018Assignee: Mayo Foundation for Medical Education and ResearchInventors: Alexander Keith Stewart, Brian Rich, Nikolai Sepetov, Robert Greenhouse, Artem Plekhov, Wen Yang, Zhiwei Tong
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Publication number: 20170294693Abstract: A heat sink and power battery system are provided. 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.Type: ApplicationFiled: April 27, 2017Publication date: October 12, 2017Inventors: ZHIWEI TONG, QING LAI, JIANHUA ZHU
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Publication number: 20170050979Abstract: This document relates to inhibitors of G protein coupled receptor 6 kinase (GRK6) polypeptides as well as methods and materials for using such inhibitors to treat hematological malignancies, inflammation diseases, and autoimmune disorders.Type: ApplicationFiled: April 21, 2015Publication date: February 23, 2017Applicant: Mayo Foundation for Medical Education and ResearchInventors: Alexander Keith Stewart, Brian Rich, Nikolai Sepetov, Robert Greenhouse, Artem Plekhov, Wen Yang, Zhiwei Tong
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Patent number: 9564665Abstract: An electricity supply system comprises: a battery module, a control module, and a distribution box. The battery module includes at least two in-series modules, each comprising at least two battery groups connected in series. The control module is connected with the battery module and includes an IGBT module, a relay module, and a relay control module. The relay module includes a plurality of relays K. Each in-series module is connected to the relay module. The relay module is connected to the IGBT module. The relay control module is configured for controlling ON or OFF of each relay K so as to select an in-series module to work with the IGBT module. The distribution box is connected with the control module.Type: GrantFiled: January 28, 2014Date of Patent: February 7, 2017Assignees: BYD Company Limited, Shenzhen BYD Auto R&D Company LimitedInventors: Zhiwei Tong, Jianhua Zhu, Zhipei Lu, Qing Lai
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Patent number: 9490458Abstract: A battery is provided, comprising: a battery housing having at least one opening end; a battery cover sealing the at least one opening end; an electric core received in the battery housing, which comprises at least one heat-conducting tube having at least an end penetrating through the battery cover; and an electrolyte filled in a space formed by the battery housing with the battery cover.Type: GrantFiled: December 29, 2011Date of Patent: November 8, 2016Assignee: BYD Company LimitedInventors: Jianguo Liu, Zhiwei Tong
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Publication number: 20160301048Abstract: 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.Type: ApplicationFiled: June 21, 2016Publication date: October 13, 2016Inventors: JIYANG ZHAO, QING LAI, ZHIWEI TONG, YAN ZHU, JIANHUA ZHU
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Patent number: 9293910Abstract: A power battery assembly may include a battery circuit and a circuit protecting unit. The circuit protecting unit may be connected in series with the battery circuit. The circuit protecting unit may include a relay and a current sensing unit connected in series with the battery circuit. A switching unit is connected with the relay for controlling the switching of the relay, and a controller is connected with the switching unit and to the current sensing unit to control switching on or switching off the switching unit based on comparison of the current value detected by the current sensing unit, and sent to the controller with a first predetermined current value.Type: GrantFiled: November 26, 2012Date of Patent: March 22, 2016Assignee: SHENZHEN BYD AUTO R&D COMPANY LIMITEDInventors: Long He, Jianhua Zhu, Qing Lai, Zhiwei Tong, Zhipei Lu
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Patent number: 9054368Abstract: The present disclosure discloses a current fuse device. The current fuse device comprises: an insulating box having a cavity; a first conductor fixed to the insulating box with a first outer end and a first inner end; a second conductor fixed to the insulating box with a second outer end and a second inner end; and at least one elastic member disposed on at least one of the first conductor and the second conductor and inside the cavity. The elastic member forms an electrical connection between the first inner end of the first conductor and the second inner end of the second conductor. The elastic member has an elastic potential energy to break the electrical connection when a short circuit occurs.Type: GrantFiled: November 21, 2011Date of Patent: June 9, 2015Assignee: BYD Company LimitedInventors: Zhiwei Tong, Jianhua Zhu, Weixin Zheng, Hao Hu
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Patent number: 8939801Abstract: A connector between battery modules and a battery system comprising the same are provided. The connector between battery modules comprises: first and second connecting pieces (21, 22), the first connecting piece (21) being electrically connected to an output end of a first battery module, the second connecting piece (22) being electrically connected to an output end of a second battery module adjacent to the first battery module, and the first connecting piece (21) and the second connecting piece (22) being electrically connected to each other so as to form an electrically-connected part therebetween; a clamping unit configured to clamp the electrically-connected part; and a support (5), the clamping unit being fixed onto the support (5) so as to support the electrically-connected part between the first connecting piece (21) and the second connecting piece (22).Type: GrantFiled: July 20, 2012Date of Patent: January 27, 2015Assignees: Shenzhen BYD Auto R&D Company Limited, BYD Company LimitedInventors: Zhiwei Tong, Qing Lai, Jia Lu, Jianhua Zhu
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Publication number: 20150016002Abstract: A power battery assembly may include a battery circuit and a circuit protecting unit. The circuit protecting unit may be connected in series with the battery circuit. The circuit protecting unit may include a relay and a current sensing unit connected in series with the battery circuit. A switching unit is connected with the relay for controlling the switching of the relay, and a controller is connected with the switching unit and to the current sensing unit to control switching on or switching off the switching unit based on comparison of the current value detected by the current sensing unit, and sent to the controller with a first predetermined current value.Type: ApplicationFiled: November 26, 2012Publication date: January 15, 2015Applicants: Shenzhen BYD Auto R&D Company Limited, BYD Company LimitedInventors: Long He, Jianhua Zhu, Qing Lai, Zhiwei Tong, Zhipei Lu
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Publication number: 20140227565Abstract: 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.Type: ApplicationFiled: April 16, 2014Publication date: August 14, 2014Applicants: SHENZHEN BYD AUTO R&D COMPANY LIMITED, BYD COMPANY LIMITEDInventors: Hu WAN, Zhiwei TONG, Qing LAI, Jianhua ZHU
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Publication number: 20140197777Abstract: An electricity supply system comprises: a battery module, a control module, and a distribution box. The battery module includes at least two in-series modules, each comprising at least two battery groups connected in series. The control module is connected with the battery module and includes an IGBT module, a relay module, and a relay control module. The relay module includes a plurality of relays K. Each in-series module is connected to the relay module. The relay module is connected to the IGBT module. The relay control module is configured for controlling ON or OFF of each relay K so as to select an in-series module to work with the IGBT module. The distribution box is connected with the control module.Type: ApplicationFiled: January 28, 2014Publication date: July 17, 2014Applicants: BYD COMPANY LIMITED, SHENZHEN BYD AUTO R&D COMPANY LIMITEDInventors: Zhiwei TONG, Jianhua ZHU, Zhipei LU, Qing LAI
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Publication number: 20140178744Abstract: A battery terminal includes an outer terminal segment, the outer terminal segment being made of a first conductive material; an inner terminal segment being made of a second conductive material different from the first conductive material and having an upper end connected to a lower end of the outer terminal segment forming a connection portion between the upper end of the inner terminal segment and the lower end of the outer terminal segment, and a protection member around the connection portion. With the battery terminal according to an embodiment of the present invention into batteries, adjacent batteries can be connected together more reliably.Type: ApplicationFiled: February 28, 2014Publication date: June 26, 2014Applicants: BYD COMPANY LIMITED, SHENZHEN BYD AUTO R&D COMPANY LIMITEDInventors: Jianhua ZHU, Qing LAI, Zhiwei TONG, Luxia JIANG