Hoisting device for adjusting and positioning attitude of steel box arch rib in air

• Main Authors: QIN YI, DONG YUQI, YAO DAITING, MA ZENGQUAN, XIAO FENGQIN, LI MING, LI JING, DAO JIASHOU, PENG XIAOAN, ZHUANG HONGFEI, YANG TONG, TIAN JUNHONG, YANG QINGHUA, PENG YANGLI, BAO YUNHUI
• Format: Patent
• Language: Chinese; English
• Published: 13.12.2022
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; OR VIADUCTS

The utility model discloses a hoisting device for adjusting and positioning the attitude of a steel box arch rib in the air, which comprises a hoisting belt mechanism, a hoisting tool mechanism and a hoisting frame mechanism, the hoisting tool mechanism comprises two hoisting plates, and an upper backing plate and a lower backing plate are fixedly arranged between the two hoisting plates. A first lug plate is fixedly connected to the edge of the rear side of the lower base plate through a connecting plate, a second lug plate is arranged below the edge of the front side of the lower base plate, the second lug plate is detachably connected with the lower base plate through a limiting screw and a locking nut, and a first rotating shaft is rotationally arranged in the center of the front side of the first lug plate; a second rotating shaft is rotationally arranged in the center of the rear side of the second lug plate, the first rotating shaft is detachably connected with the second rotating shaft, a threaded gro