Frame longitudinal beam transfer lifting appliance and application method thereof

• Main Authors: CHEN HONGMEI, YUE YI, WANG YI, GUO JUNBIN, WEI MINGWEI, HAN TAO
• Format: Patent
• Language: Chinese; English
• Published: 22.01.2021
• Subjects: CRANES; HAULING; HOISTING; LIFTING; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES; PERFORMING OPERATIONS; TRANSPORTING

The invention relates to a frame longitudinal beam transfer lifting appliance which comprises a frame, a supporting arm device and a guide base. The supporting arm device comprises a toothed plate, two supporting arms and two supporting arm rotating control plates; the two supporting arms and the two supporting arm rotating control plates are symmetrically arranged on the two sides of the toothedplate; the toothed plate is slidably connected with the frame; the top of the toothed plate is connected with a fixing hook; the bottom of the toothed plate is connected with a falling block; a hook support is installed at the position, located above the toothed plate, of the frame; a locking hook matched with the fixing hook is rotatably connected onto the hook support; gears are connected to theends of the supporting arms and are installed on the frame through shafts; the gears are meshed with the toothed plate; the supporting arm rotating control plates are rotatably connected with the shafts; a supporting plate is