Temporary supporting leg stepless wedge-caulking device and method for bridge swivel construction

• Main Authors: HUANG GUOMIN, LIU BAOSHEN, DAI MINGZHI, LIANG XIANGDONG, LIU CHANGHONG, HAN TAO, HE MINGGUI, XIAO JINQIANG, KANG DAE-HWAN, ZHANG ZHIWEI, RAO QUN, ZHOU LIWU, TIE WANCHENG, GAO ZHIPING
• Format: Patent
• Language: Chinese; English
• Published: 06.08.2024
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; OR VIADUCTS

The invention discloses a stepless wedge-caulking device and method for temporary supporting feet in bridge swivel construction. The device comprises a wedge-caulking assembly composed of wedge-shaped blocks (1 and 2) and a rectangular threaded lead screw (3). Rectangular threaded holes are formed in the horizontal positions of the interiors of the wedge-shaped blocks in the length direction, every two wedge-shaped blocks form a group, the inner threaded hole of one wedge-shaped block is arranged to be a positive thread, and the inner threaded hole of the other wedge-shaped block is arranged to be a negative thread; a rectangular threaded screw rod is mounted between a group of opposite wedge-shaped blocks positioned below the supporting legs (10), and hexagonal nuts fixed by bolts are mounted at two ends of the rectangular threaded screw rod; the two wedge-shaped blocks are moved steplessly by adjusting the rectangular threaded lead screw through the hexagon nut, and the supporting foot can be wedged and fix