Auxiliary hoisting device

• Main Authors: HOU GUOWEN, FU XIONGJI, YANG XUDONG, WANG JINXI
• Format: Patent
• Language: Chinese; English
• Published: 22.09.2023
• Subjects: CRANES; HAULING; HOISTING; LIFTING; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES; PERFORMING OPERATIONS; TRANSPORTING

The utility model discloses an auxiliary hoisting device which comprises a bottom plate, a moving mechanism used for adjusting the hoisting position of a tower crane, a lifting mechanism used for hoisting an object and a locking mechanism used for preventing the object from falling off, the moving mechanism is located above the bottom plate, and the lifting mechanism is located below the moving mechanism. The locking mechanism is located between the lifting mechanisms. The device has the beneficial effects that when a lifting rope is broken, an electromagnet is immediately powered off to release a spring below downwards, then a sliding plate is pressed downwards, three steel balls are pressed to drive a sliding sleeve to move downwards, the lower end of a fixing sleeve becomes narrower and narrower, and then the three steel balls get close to one another; the lifting rope in the middle is clamped and fixed through the sliding sleeve, so that the lifting rope is fixed in the sliding sleeve, the situation that