Patents Assigned to BYD Company Limited
  • Publication number: 20210229583
    Abstract: An electric mining dump truck includes a frame, an axle, an electric wheel assembly, a power battery assembly, an electric control system, a hydraulic system, a cooling system, a bed and a cab assembly. The cab assembly is disposed on a front end of the frame, and the bed is mounted on a rear end of the frame; the axle includes a front axle and a rear axle, the front axle and the rear axle is mounted on the front end and the rear end of the frame, respectively, the electric wheel assembly is mounted on the rear axle; and the power battery assembly includes a battery cabinet configured to supply electric energy for various electric components.
    Type: Application
    Filed: May 9, 2017
    Publication date: July 29, 2021
    Applicant: BYD Company Limited
    Inventors: Long LI, Yingjie WANG, Hongming PAN
  • Publication number: 20210221412
    Abstract: A transaxle of a rail vehicle includes: a power assembly; an axle body; a running wheel; a guiding frame; a horizontal wheel; and a connecting rod component, including a first transverse pull rod and a second transverse pull rod, where when the rail vehicle turns left, the horizontal wheel cooperates with a rail beam to drive the guiding frame to swing and drive the first transverse pull rod to move together, and the second transverse pull rod is driven by the first transverse pull rod to drive the running wheel to swing to the left, and when the rail vehicle turns right, the horizontal wheel cooperates with the rail beam to drive the guiding frame to swing and drive the first transverse pull rod to move together, and the second transverse pull rod is driven by the first transverse pull rod to drive the running wheel to swing to the right.
    Type: Application
    Filed: January 28, 2019
    Publication date: July 22, 2021
    Applicant: BYD COMPANY LIMITED
    Inventors: Kang ZHOU, Guang LIU, Jingjing WANG, Jia WEI, Huiyue LIU
  • Patent number: 11056748
    Abstract: 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: Grant
    Filed: July 5, 2017
    Date of Patent: July 6, 2021
    Assignee: BYD COMPANY LIMITED
    Inventors: Jianhua Zhu, Qing Lai, Zhiwei Tong, Yan Zhu
  • Patent number: 11056305
    Abstract: A relay includes: a housing, a base plate, and a driving device, connected to the base. At least one stationary contact group is provided on the housing. The stationary contact group includes two stationary contacts insulated from each other. At least one stationary contact in the stationary contact group includes an upper terminal and a lower contact are included. The upper terminal and the lower contact are isolated from each other and electrically connected by a fuse. The base plate is provided in the housing and can switch between on and off positions. The base plate, when being in the on position, contacts the stationary contact group for the electrical conduction of the two stationary contacts in the stationary contact group, and, when being in the off position, is isolated from the stationary contact group for disconnecting the electrical conduction of the two stationary contacts in the stationary contact group.
    Type: Grant
    Filed: May 3, 2017
    Date of Patent: July 6, 2021
    Assignee: BYD Company Limited
    Inventors: Caili Huang, Baotong Yao, Lujian Wang, Siyuan Liu
  • Publication number: 20210182044
    Abstract: The present disclosure discloses a system and a method for developing a third-party application. The system includes: a vehicle-mounted device and a developer platform communicating with each other. The vehicle-mounted device generates a corresponding API according to a protocol analysis mode of a vehicle signal and API specifications, adds the API to a software development kit SDK, and sends the API to the developer platform. The developer platform publishes the SDK so that a developer can develop a third-party application according to the API in the SDK.
    Type: Application
    Filed: April 15, 2019
    Publication date: June 17, 2021
    Applicant: BYD Company Limited
    Inventors: Yang LIU, Hua HUANG, Qun LIANG, Chunfen WU, Yilin ZHONG
  • Patent number: 11035386
    Abstract: A motor oil pump assembly includes: a motor component; an oil pump component, where the oil pump component is supported on an end cover of the motor component; an inner sound insulation enclosure, where the inner sound insulation enclosure encloses the oil pump component, and the inner sound insulation enclosure and the oil pump component define an inner sound insulation cavity filled with low-pressure oil; and a pre-tightening buffering component, where the pre-tightening buffering component is pressed between an upper end cover of the oil pump component and the inner sound insulation enclosure, and the pre-tightening buffering component is in communication with a high-pressure cavity of the oil pump component.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: June 15, 2021
    Assignee: BYD COMPANY LIMITED
    Inventors: Shenglin Yang, Jun Li, Kunzhen Yang, Yan Liu, Guojie Rao, Tao Wang, Hui Xue, Yanzi Li, Taiji Chen
  • Publication number: 20210175572
    Abstract: A battery pack, a vehicle, and an energy storage device are provided.
    Type: Application
    Filed: June 21, 2019
    Publication date: June 10, 2021
    Applicant: BYD COMPANY LIMITED
    Inventors: Long HE, Huajun SUN, Wenfeng JIANG, Zhipei LU, Weixin ZHENG, Jianglong TANG, Yan ZHU, Xinyue WANG, Kefeng HE
  • Publication number: 20210162872
    Abstract: A battery system and an electric vehicle are disclosed. The battery system includes at least one series circuit, a pouch battery and at least one first cell connected to the pouch battery in series being disposed in the series circuit, and a current interrupt device being disposed on the first cell; and the current interrupt device of the first cell being configured to interrupt an internal current of the first cell when at least one of the pouch battery and the first cell is abnormal.
    Type: Application
    Filed: December 13, 2018
    Publication date: June 3, 2021
    Applicant: BYD COMPANY LIMITED
    Inventors: Long HE, Xi SHEN, Luxia JIANG, Wenfeng JIANG
  • Publication number: 20210159576
    Abstract: A battery unit includes a battery and an insulation film, the battery includes a battery housing, a battery core disposed inside the battery housing, and a battery cover plate disposed on an end portion of the battery housing; the insulation film is coated on at least one side face of the battery housing, the insulation films on two adjacent battery units are bonded to each other in the preset direction to connect the plurality of battery units together; and the insulation film includes an extension portion, where the extension portion is formed by a top portion of the insulation film which protrudes from the battery cover plate and extends upward, the top plate is disposed on an upper side of the battery unit, a groove is provided on a lower side of the top panel, and at least part of the extension portion is accommodated in the groove.
    Type: Application
    Filed: June 25, 2018
    Publication date: May 27, 2021
    Applicant: BYD COMPANY LIMITED
    Inventors: Xi SHEN, Zhipei LU, Weixin ZHENG, Jia LU, Jing TAN, Yan ZHU, Jianhua ZHU
  • Patent number: 11018895
    Abstract: The present disclosure discloses a CANopen-based train network data transmission method. The method includes: monitoring, on an active network, a heartbeat packet transmitted through a first CAN channel by each slave node related to an active master node; determining whether the first CAN channel of each slave node is faulty; transmitting a reset instruction to a first node from the active network if no heartbeat packet of the first node is received within the preset first heartbeat period; learning, if no heartbeat packet of the first node is received, that the first CAN channel of the first node is faulty, and switching to a standby network to monitor the heartbeat packet transmitted by the first node; otherwise, receiving, on the standby network, data transmitted by the first node, and also receiving, on the active network, data transmitted by other slave nodes that normally transmit heartbeat packets.
    Type: Grant
    Filed: June 20, 2018
    Date of Patent: May 25, 2021
    Assignee: BYD COMPANY LIMITED
    Inventors: Junsheng Mo, Wenxiao Zeng
  • Patent number: 11015690
    Abstract: The present specification discloses a differential mechanism and a vehicle. The differential mechanism includes a shell. A left half axle gear, a right half axle gear, a planet wheel and a planet wheel axle are disposed in the shell. The planet wheel is rotatably mounted on the planet wheel axle and meshes with the left half axle gear and the right half axle gear. A power engagement device includes a first engagement portion and a second engagement portion. The first engagement portion is connected with the left half axle gear or the right half axle gear, and the second engagement portion rotates synchronously with and moves axially relative to the shell. An engagement portion drive device includes a drive pin and a drive portion. The drive portion is configured to drive the drive pin to drive the second engagement portion close to the first engagement portion along an axial direction.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: May 25, 2021
    Assignee: BYD COMPANY LIMITED
    Inventors: Heping Ling, Zhen Zhai, Youbin Xu, Changan Huang
  • Publication number: 20210147001
    Abstract: A vehicle body structure and a vehicle are provided. The vehicle body structure includes a front longitudinal beam, a front compartment crossbeam, and a dash panel. The front longitudinal beam includes a left front longitudinal beam and a right front longitudinal beam that are disposed at an interval in a transverse direction. The front compartment crossbeam is mounted on the left front longitudinal beam and the right front longitudinal beam, and is located in front of the dash panel. A projection area of the front compartment crossbeam on the dash panel in an X direction at least partially covers a projection of a preset area surrounding a pedal center point on the dash panel in the X direction.
    Type: Application
    Filed: June 28, 2018
    Publication date: May 20, 2021
    Applicant: BYD COMPANY LIMITED
    Inventors: Yubo LIAN, Ming JI, Xinchun LIU, Rongrong ZHANG, Maoyan LIANG
  • Publication number: 20210146851
    Abstract: Disclosed are a vehicle-mounted display terminal and a vehicle. The vehicle-mounted display terminal includes: a display screen; and an electrical connector mounted to the display screen and electrically connected to the display screen, the electrical connector being integrated with a plurality of wiring harness connecting positions, the plurality of wiring harness connecting positions being configured to transmit at least two different types of data and being electrically connected to the vehicle.
    Type: Application
    Filed: March 18, 2019
    Publication date: May 20, 2021
    Applicant: BYD Company Limited
    Inventors: Kai SU, Xiangyang ZHANG, Ding WANG, Li PENG
  • Publication number: 20210126231
    Abstract: A battery includes a case and a battery core assembly disposed in the case, the battery core assembly includes a plurality of battery core groups and an receiving space holding the plurality of battery core groups, the battery core groups are connected in series, and the battery core group includes at least one battery core; a separator plate is disposed between at least two adjacent battery core groups, the separator plate divides the receiving space into a plurality of receiving cavities, each of the receiving cavities holds one or more battery core groups , and a cavity wall of the receiving cavity comprised by a connection of the separator plate and a separation membrane; and the battery further includes a liquid injection channel and the liquid injection channel in a sealed state, the liquid injection channel is disposed on at least one of the separation membranes and the separator plates.
    Type: Application
    Filed: September 14, 2020
    Publication date: April 29, 2021
    Applicant: BYD COMPANY LIMITED
    Inventors: Chuanfu WANG, Long HE, Huajun SUN, Jianhua ZHU, Zhipei LU, Yan ZHU, Shichao HU
  • Publication number: 20210126293
    Abstract: The present invention provides a lithium-ion battery, including: a housing and a separator located inside the housing, where the separator separates internal space of the housing into a plurality of accommodation cavities, battery core sets are disposed inside the accommodation cavities, the battery core sets each include at least one pole shank, and the battery core sets are connected in series; and at least one separator is provided with a liquid injection hole, and the liquid injection hole is used to connect two adjacent accommodation cavities on two sides of the separator; and a block mechanism, where the block mechanism is located inside the housing, the block mechanism enables the liquid injection hole to be in a predetermined state, and the predetermined state includes an open state and a closed state. The battery provided in the present invention ensures isolation and safety of each battery core set while facilitating liquid injection.
    Type: Application
    Filed: September 10, 2020
    Publication date: April 29, 2021
    Applicant: BYD COMPANY LIMITED
    Inventors: Chuanfu WANG, Long HE, Huajun SUN, Zhipei LU, Jianhua ZHU, Yan ZHU, Shichao HU
  • Publication number: 20210124595
    Abstract: The present disclosure discloses a display method, a display system, and a vehicle. The display method includes: adding a target application identifier in a plurality of application identifiers in a first area on a display screen to a target position area in a second area, where each of the application identifiers corresponds to one weight value; sending a widget information invoking request to a corresponding application according to a weight value of the target application identifier; feeding back, by the application, an access address corresponding to the application if no widget information is invoked; and extracting widget information of the application according to the access address, and displaying the widget information in the target position area. According to the display method of the present disclosure, a widget of any application can be invoked as required, thereby quickly accessing the application.
    Type: Application
    Filed: March 28, 2019
    Publication date: April 29, 2021
    Applicant: BYD COMPANY LIMITED
    Inventors: Hua HUANG, Liming XU, Qun LIANG, Chunfen WU, Yilin ZHONG
  • Patent number: 10991972
    Abstract: An electrolyte solution, a positive electrode, and a lithium-ion battery containing the electrolyte solution and/or the positive electrode are provided. The electrolyte solution comprises a lithium salt, an electrolyte solvent, and an additive, wherein the additive is an aniline compound having a structure of Formula 1 or a derivative thereof: in which R1 and R2 are each independently selected from at least one of —H, —(CH2)n1CH3, and —(CH2)n2CF3, where 0?n2?3, and 0?n2?3; and M1-M5 are each independently selected from at least one of —H, —F, —Cl, —Br, —(CH2)n3CH3, and R3—S—R4, where 0?n3?3, and at least one of M1-M5 is selected from a thioether group R3—S—R4, where R3 is selected from —(CH2)n4—, in which 0?n4?1, and R4 is selected from one or two of an aniline group or —(CH2)n5CF3, where 0?n5?3.
    Type: Grant
    Filed: January 17, 2017
    Date of Patent: April 27, 2021
    Assignee: BYD COMPANY LIMITED
    Inventors: Feiyan Qiao, Sheng Wang
  • Publication number: 20210108679
    Abstract: The present disclosure relates to a swing bearing and a wearable device. The swing bearing includes an inner ring, an outer ring, and a plurality of rolling elements, a plurality of first grooves arranged at intervals along a circumferential direction being formed on an outer circumferential surface of the inner ring, a plurality of second grooves arranged at intervals along a circumferential direction being formed on an inner circumferential surface of the outer ring, each rolling element being disposed between the corresponding first groove and the second groove, and the rolling element, the first groove, and the second groove being configured to restrict relative rotational movement between the inner ring and the outer ring and allow the inner ring and the outer ring to produce shaft axis deflection movement.
    Type: Application
    Filed: December 29, 2018
    Publication date: April 15, 2021
    Applicant: BYD COMPANY LIMITED
    Inventors: Rongjie WEI, Yun JIANG, Haijian TANG, Conghua JIANG, Jianfeng YANG
  • Patent number: 10974591
    Abstract: The power transmission system includes: a power source; a first motor generator unit; a system power output portion; and a mode conversion device, where the mode conversion device includes: an input portion, a first conversion portion, a second conversion portion and an output portion, the output portion is connected to an input end of the system power output portion, the input portion is suitable for outputting power from at least one of the power source and the first motor generator unit, the input portion is selectively connected to one of the first conversion portion and the second conversion portion, and each of the first conversion portion and the second conversion portion cooperates with the output portion to perform transmission; and the input portion is connected to the second conversion portion, so that a rotational speed output by the input portion is reduced and then output to the input end of the system power output portion.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: April 13, 2021
    Assignee: BYD COMPANY LIMITED
    Inventors: Heping Ling, Zhen Zhai, Wei Huang, Youbin Xu
  • Patent number: D923518
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: June 29, 2021
    Assignee: BYD COMPANY LIMITED
    Inventors: Yubo Lian, Wolfgang Josef Egger, Wenquan Tang, Yuncheng Zhang, Ziyan Xu, Shuaizhi Chen