Automatic unhooking device for hanging pile

• Main Authors: FAN HONGZHI, HUANG ZHAORONG, OUYANG JUN, YU ZHENG, GUAN YUE'E, DENG SHIMIN, SHI MINGGUO, ZHANG SONGGAO, ZHANG LIPENG, LIAO HONGZHI, WU JIAQUN, YANG ZENGZHENG
• Format: Patent
• Language: Chinese; English
• Published: 28.01.2022
• Subjects: CRANES; HAULING; HOISTING; LIFTING; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES; PERFORMING OPERATIONS; TRANSPORTING

The utility model discloses an automatic unhooking device for lifting piles, which comprises a lifting hook, a lifting rod, a lifting rod, a lifting rod, a lifting rod, a lifting rod, a lifting rod and a lifting rod, and is characterized in that the lifting hook is provided with a pair of side arms; a bolt horizontally penetrates through the bottom of one side arm, and a limiting groove matched with the bolt is formed in the other side arm; an elastic mechanism is arranged at the position, corresponding to the plug pin, of the side arm away from the limiting groove, the elastic mechanism comprises a storage barrel vertically fixed to the side arm and a sliding block arranged in the storage barrel in a sliding mode, the plug pin penetrates through the corresponding side arm to be connected with the sliding block, and a spring is arranged between the end, away from the plug pin, of the sliding block and the end wall of the storage barrel; a connecting lug plate penetrating through the barrel wall of the storage