Arc-shaped steel structure splicing adjusting device

The utility model discloses an arc-shaped steel structure assembling and adjusting device. Bearing base, a left supporting column is vertically and fixedly installed on the left side of the upper surface of the bearing base. A left arc-shaped supporting groove is fixedly formed in the top of the left supporting column; a right supporting column is installed on the right side of the upper surface of the bearing base, a right arc-shaped supporting groove is fixedly formed in the top of the right supporting column, a fixing rod is vertically and fixedly installed on the right side of the upper surface of the bearing base, a screw hole is horizontally formed in the middle of the fixing rod, and an adjusting screw rod is screwed into the screw hole. According to the utility model, through the sliding connection of the left supporting column and the bearing base and the matched use of the adjusting screw rod, the distance between the left arc-shaped bracket and the right arc-shaped bracket can be adjusted by rotati