Patents Assigned to YAN TAI DEVELOPMENT ZONE BLUE WHALE MAINTENANCE WELDING CO., LTD.
  • Patent number: 9186713
    Abstract: A hot coiler drum working at 900-1200° C. includes: a drum body (3), two flanges (1), several radial rib plates (5) and several axial rib plates (6). The several radial rib plates (5) are fixedly arranged on an inner wall of the drum body (3) uniformly along the axial direction of the drum body (3), the several axial rib plates (6) are arranged on the inner wall of the drum body (3) uniformly except a window (4) zone of the drum body (3), and the axial rib plates (6) and the radial rib plates (5) are welded with the drum body (3) into a whole. A method for producing the drum is also provided. The manufacturing method replaces casting with welding, which eliminates the need for a large-sized casting device, thereby enhancing the finished product rate using simple processing.
    Type: Grant
    Filed: May 26, 2010
    Date of Patent: November 17, 2015
    Assignee: YAN TAI DEVELOPMENT ZONE BLUE WHALE MAINTENANCE WELDING CO., LTD.
    Inventors: Dianshuang Chen, Jinggang Sun