Patents by Inventor Lihui Du

Lihui Du 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).

  • Publication number: 20240091892
    Abstract: The present disclosure discloses a rolling ring shrink fitting tool for rotary equipment, including a lifting frame; a movement slot is formed in a bottom surface of a top of the lifting frame; an output end of a first motor is connected with a main gear; guide rollers are embedded in a lifting seat through bearings; shrink fitting plates are two semicircular structures; lifting lugs are welded on outer sides of the shrink fitting plates; tooth rings are arranged outside the shrink fitting plates; stop rods are fixed on inner walls of the tooth rings; supporting screw rods are embedded at sunken positions on inner walls of the shrink fitting plates through bearings.
    Type: Application
    Filed: November 27, 2023
    Publication date: March 21, 2024
    Inventors: Le LI, Rui YANG, Huaijun JI, Qianbiao XU, Haoji DENG, Yongjie SUN, Hong YANG, Yincheng ZHOU, Bo HU, Jie REN, Lie WANG, Longfei MIAO, Hansi BAI, Tiantian HU, Jinxin ZHAO, Yizhuan QIAN, Changbao CHEN, Xingzheng YANG, Xiaoli GUO, Lihui DU
  • Patent number: 11926004
    Abstract: The present disclosure discloses a rolling ring shrink fitting tool for rotary equipment, including a lifting frame; a movement slot is formed in a bottom surface of a top of the lifting frame; an output end of a first motor is connected with a main gear; guide rollers are embedded in a lifting seat through bearings; shrink fitting plates are two semicircular structures; lifting lugs are welded on outer sides of the shrink fitting plates; tooth rings are arranged outside the shrink fitting plates; stop rods are fixed on inner walls of the tooth rings; supporting screw rods are embedded at sunken positions on inner walls of the shrink fitting plates through bearings.
    Type: Grant
    Filed: November 27, 2023
    Date of Patent: March 12, 2024
    Assignee: ZHONGJIAN WUZHOU ENGINEERING EQUIPMENT CO., LTD
    Inventors: Le Li, Rui Yang, Huaijun Ji, Qianbiao Xu, Haoji Deng, Yongjie Sun, Hong Yang, Yincheng Zhou, Bo Hu, Jie Ren, Lie Wang, Longfei Miao, Hansi Bai, Tiantian Hu, Jinxin Zhao, Yizhuan Qian, Changbao Chen, Xingzheng Yang, Xiaoli Guo, Lihui Du
  • Patent number: 11915956
    Abstract: The present invention provides a vertical feeding and wafer inserting integrated machine, comprising a rack and a silicon wafer transfer device provided on the rack; a carrying-transporting water tank for carrying and transporting silicon wafers is provided on one end of the rack; the rack is further provided with a feeding unit for conveying the silicon wafers in the carrying-transporting water tank to a silicon wafer transfer belt a wafer inserting unit for inserting the silicon wafers into wafer baskets is provided on one end, away from the feeding unit, of the silicon wafer transfer device, and a wafer basket arraying mechanism is provided on the other end of the wafer inserting unit; and a washing manipulator for transferring grouped wafer baskets to a washing procedure is further correspondingly provided on the rack.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: February 27, 2024
    Assignee: TIANJIN HUANBO SCIENCE AND TECHNOLOGY CO., LTD
    Inventors: Lihui Jin, Hua Yang, Mingqiang Geng, Xiaoguang Zhao, Chenpeng Du, Qing Yin