Maintenance lifting device for lorry-mounted metallurgical crane

• Main Authors: ZHENG HONGXU, WANG LIANQUAN, NIU CHUNJIANG, LI YAZHI, WANG LIBO
• Format: Patent
• Language: Chinese; English
• Published: 04.04.2023
• Subjects: CRANES; HAULING; HOISTING; LIFTING; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES; PERFORMING OPERATIONS; TRANSPORTING

The utility model relates to the technical field of metallurgical cranes, and discloses an overhaul lifting device for a lorry-mounted metallurgical crane, which comprises a mounting seat, a bearing bar is rotatably connected to the top of the mounting seat, a rotating seat is fixedly connected to the outer wall of the bearing bar, and a rotating arm is fixedly mounted on the outer wall of one side of the rotating seat. A guide rail is fixedly installed on the outer wall of the bottom of the rotating arm, a sliding trolley is slidably connected to the guide rail, a lifting appliance is fixedly installed at the bottom end of the sliding trolley, and a lifting appliance hanging hole is formed in the bottom of the lifting appliance in a penetrating mode. According to the utility model, the main trolley motor and the speed reducer can be quickly disassembled and assembled, the metallurgical crane does not need to be specially stopped below a positioning electric hoist in a workshop for overhauling, so that the op