Multi-point self-adaptive jacking-pushing device for steel box girder

• Main Authors: YANG MAO, LIU FANGPING, LIU LU, YAN LEI, MIAO XIUPENG
• Format: Patent
• Language: Chinese; English
• Published: 27.07.2018
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; OR VIADUCTS

The invention provides a multi-point self-adaptive jacking-pushing device for a steel box girder. The multi-point self-adaptive jacking-pushing device comprises a horizontal jack and a vertical jack,one end of the horizontal jack is fixedly connected with the vertical jack, and the other end of the horizontal jack is fixedly mounted on a vertical plate; the lower portion of the vertical jack is located in a sliding groove, the bottom of the vertical jack is connected with a sliding block, the top end of the vertical jack is provided with a bearing plate, and the top end of the vertical jack is connected with the bearing plate in a hinged mode; a plurality of protruding blocks are evenly arranged on the bearing plate, and grooves are formed in the positions, corresponding to the protrudingblocks, of the bottom of the steel box girder; the protruding blocks and the grooves can be matched in an inserting-connection mode; and two vertical steel box girder receiving plates are arranged onthe two sides of the verti