Sludge cleaning device suitable for water conservancy

The utility model belongs to the technical field of water conservancy, and particularly relates to a sludge cleaning device suitable for water conservancy, which comprises a top plate, a fixing plate is fixedly mounted in the middle of the bottom of the top plate, sliding grooves are formed in two sides of the fixing plate, and moving boxes are slidably mounted in the sliding grooves through sliding blocks in the sliding grooves. First air cylinders are fixedly mounted on the two sides of the top of the top plate, and the output ends of the first air cylinders are fixedly connected with the top of the moving box through air rods. According to the device, a first air cylinder pushes a moving box to move, the moving box is inserted into sludge, then a stirring device is started, the sludge and a mud-water mixture are stirred, then the mud-water mixture is pumped out through a sewage pump by means of a connecting pipe and a water suction opening, mud water is conveyed into a filtering box through a soft water pi