Anti-collision telescopic structure for highway bridge

The utility model discloses an anti-collision telescopic structure for a highway bridge. The device comprises a fixing structure, a filling material layer, an air bag and a collision panel, the fixingstructure is composed of a fixing column and a base. The fixed column is arranged on one side of the top of the base; the base and the fixing column are of an integrated structure. A middle through hole is formed in the fixed column; a ground bolt is arranged at the bottom end in the middle through hole; the material filling layer is arranged on one side of the fixing structure; the airbag coversthe side surface of the filling material layer; the collision panel is arranged on the outer surface of the air bag; the collision panel comprises an inclined plate and a built-in plate; the built-inplate is arranged in the inclined plate; a connecting plate is arranged at the end of the built-in plate, the built-in plate is fixedly connected with the inclined plate through a pulling rivet driven into the connecting plate