Folding fan

The utility model discloses a folding fan which comprises an air supply assembly and a base used for supporting the air supply assembly, the base is located below the air supply assembly and comprises four damping pieces, and the damping pieces are filled with steel balls. Four supporting feet are movably connected between the lower ends of every two adjacent damping pieces and distributed in the circumferential direction of the supporting feet in an array mode, positioning holes are formed in the middles of the outer ends of the supporting feet, the four damping pieces are distributed in a circumferential array mode, and the inner side walls of the damping pieces are attached to the peripheral sides of the upper ends of positioning sleeves. The lower end of the positioning sleeve is fixedly connected with the damping piece through a bolt, the air rod is arranged in the positioning sleeve in a damping mode, the supporting plate is fixed to the top end of the air rod, and the supporting plate is fixedly connec