Annular steel structure box type pedestrian overpass jacking structure

• Main Authors: ZENG WENJU, LIU YONGGEN
• Format: Patent
• Language: Chinese; English
• Published: 24.02.2023
• Subjects: ASSEMBLY OF BRIDGES; CONSTRUCTION OF BRIDGES; CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; OR VIADUCTS

The utility model discloses an annular steel structure box type pedestrian overpass jacking structure which comprises a frame body, a pier column is arranged at the bottom end of the frame body, a bearing platform mechanism is fixedly connected to the outer surface of the top end of the pier column, a supporting beam plate is installed on the outer surface of the bearing platform mechanism, an installation mechanism is arranged on the surface of the supporting beam plate, and the installation mechanism comprises a sliding rail. Through the arrangement of the movable seat plate, the threaded rod and the movable bearing plate, when the supporting operation of the supporting beam plate is carried out after the supporting beam plate is jacked and extended by the jack, the threaded rod is rotated, so that the threaded rod is limited by the sleeving seat, and the supporting beam plate is supported by the movable bearing plate. The movable seat plate can be stretched inwards, at the moment, through sliding between t