Bridge floor falling buffering device

The utility model relates to the technical field of damping and buffering, in particular to a bridge floor falling buffering device which comprises a guide platform continuously extending towards one side of a bridge floor from top to bottom, and the guide platform comprises a first platform body, a second platform body and a third platform body; the bridge floor sequentially slides down in the directions of the first platform, the second platform and the third platform after being dismantled, the first platform is obliquely arranged below the bridge floor and is provided with a first supporting structure for supporting, and the third platform is arranged on the ground; the first supporting structure is connected with the first platform through a damping support; the guide platform further comprises a baffle which is arranged at the end, away from the second platform, of the third platform and used for preventing the bridge floor from disengaging from the third platform when sliding downwards. On one hand, th