Anti -collision device for bridge

The utility model relates to a bridge equipment technical field discloses anti -collision device for bridge, and it includes mount pad (2) and buffer board (1), and still including installing guide rail (4) on the internal surface of bridge opening, slide on guide rail (4) mount pad (2), and the one end of guide rail (4) is fixed with return spring (5), and mount pad (2) are connected with return spring (5). The utility model discloses a gliding buffer board on the track, make the ship at the in -process through the bridge opening, the buffer board can be laminated on the hull always, when buffering ship and pontic collide, can also drive the ship slides forward and sails out of the bridge fast, cross guiding axle and cross groove's cooperation makes the buffer board adjust the angle of buffer board according to the slope of ship, guarantee the atress homodisperse on the buffer board, the life of buffer board has been prolonged, this design has simple structure, small occupation area, materials are practiced