Steel structure lifting hook device

• Main Authors: ZHONG JINHUA, CHEN JIANIAN, QIN SHANGCHENG, LONG BINRUI, ZHANG CAI, FENG LUSHUANG, CHEN ZHAOTAO, JIANG TING, TAN GENG, XIE SHIHUA, LAN QUNLI, ZHAO WENLONG
• Format: Patent
• Language: Chinese; English
• Published: 03.03.2023
• Subjects: CRANES; HAULING; HOISTING; LIFTING; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES; PERFORMING OPERATIONS; TRANSPORTING

The utility model belongs to the technical field of steel pipe lifting and discloses a steel structure lifting hook device which comprises a lifting hook, a rotating shaft, a first nut, a second nut, a third nut, a fourth nut and a lifting ring, the lifting hook comprises a first plate and a second plate, a round hole is formed in one end of the first plate, and the end, away from the round hole, of the first plate is fixedly connected with one end of the second plate to form the lifting hook; a rotating shaft is rotatably connected to the inner cavity wall of the round hole, threaded grooves are formed in the two ends of the rotating shaft respectively, the rotating shaft is in threaded connection with a first nut, a second nut, a third nut and a fourth nut through the threaded grooves, notches are formed in the two ends of the outer surface of the rotating shaft respectively, and a hanging ring is slidably connected to the outer surface of the rotating shaft. According to the steel structure lifting hook de