Floor drain

The utility model provides a floor drain and relates to the technical field of drainage systems. The upper end of the water storage hopper is provided with a water inlet, and the lower end is provided with a water outlet; the movable part is hinged to the water storage hopper and comprises a sealing plate and a balance weight part, the sealing plate is arranged below the water outlet, the balance weight part is arranged at the end away from the water outlet, a silica gel sheet and a fixing part are arranged on the sealing plate, and the silica gel sheet is clamped and fixed to the sealing plate through the fixing part; when the movable part rotatably covers the end, at the water outlet, of the sealing plate, the silica gel sheet abuts against the end face, where the water outlet is located, so that the water outlet is sealed. The silica gel sheet can be fixed more firmly through the fixing piece, the silica gel sheet is prevented from falling off, a better sealing effect is achieved at the water outlet, and t