Rapid filling device for large filtering tank of water treatment system

The utility model belongs to the technical field of filtering tanks, and particularly relates to a device for quickly filling a large filtering tank of a water treatment system, which is arranged on a station building, the filtering tank is arranged in the station building, a material receiving barrel is arranged on the outer side of a wall body, a front conveying pipe is arranged below the material receiving barrel, the front conveying pipe is connected with a rear conveying pipe, and the rear conveying pipe is connected with a canvas barrel. The canvas cylinder is located in the filtering tank, the material receiving barrel is hinged to a material discharging plate, a plurality of stop levers are arranged on the top face, close to the material receiving barrel, of the material discharging plate, a hydraulic jack is hinged to the bottom face of the material discharging plate, and a hook is arranged on the side, away from the material receiving barrel, of the material discharging plate. Indoor dust raising an