Floating dust removing device of polygonal air filter

The invention relates to a floating dust removing device of a polygonal air filter, and relates to the technical field of filter machining and production. The floating dust removing device of the polygonal air filter is characterized in that the floating dust removing device comprises a base, moving wheels are arranged under the base, and regulating rods are arranged beside the moving wheels; a placement box is arranged on the base, an opening and closing door connected with the placement box by hinges is arranged on the placement box; an air inlet is formed in the lower end of the side surface of the placement box, placing plates are connected to the inner wall of the placement box; the placing plates are connected to the inner wall of the placement box through connecting discs; and an air outlet is formed in the upper end of the placement box, and the air outlet is provided with a negative pressure suction fan; and an air blower is arranged on one side of the connecting discs, the air blower is connected wi