Auxiliary supporting system for transverse moving temporary piers of low-clearance widened bridge

The utility model discloses a low headroom spliced wide bridge transverse moving temporary pier auxiliary supporting system which comprises steel pipe stand columns, distribution beams, cushion blocks and a transverse moving mechanism, the steel pipe stand columns are arranged on the outer side of the bottom of an existing steel box girder in the transverse bridge direction, the distribution beams are erected at the top ends of the adjacent steel pipe stand columns, and the cushion blocks are arranged along the distribution beams at intervals. The transverse moving mechanism is erected on the cushion block; the transverse moving mechanism comprises a sliding rail and sliding shoes, the sliding rail is arranged in the transverse bridge direction and erected above the cushion blocks, the number of the sliding shoes is two, the sliding shoes are correspondingly assembled on the sliding rail, and a steel beam is erected above the sliding shoes. The temporary pier auxiliary supporting system has the advantages tha