Emergency drainage device for bridge floor of high-speed railway

The utility model discloses a high-speed railway bridge deck emergency drainage device which comprises a bridge body, a bridge deck pavement layer is laid on the top face of the bridge body from the center to the two sides, and a protection wall is arranged on the outer side of a bridge body of the bridge body. Emergency drainage holes are formed in the positions, on the two sides of the bridge deck pavement layer above the crossing highway and the crossing railway, of the bridge body in the length direction of the bridge body, bridge deck emergency drainage devices are installed in the emergency drainage holes, and the top ends of the emergency drainage devices are higher than a drainage slope formed by the bridge deck pavement layer by a certain height. A top cover is arranged at the top end of the emergency drainage device, and the bottom of the emergency drainage device extends out of the bottom face of the bridge body. According to the emergency drainage device for the bridge floor, rainstorm or rainwate