Intelligent box body with adjustable size

The utility model discloses an intelligent box body with an adjustable size, and relates to the technical field of box bodies. The intelligent box body with the adjustable size comprises an intelligent box body, a fixing box is installed on the outer wall of one side of the intelligent box body, a rotating rod is installed on the inner wall of the fixing box, a gear is installed on the outer wall of one side of the rotating rod, a first rack and a second rack are arranged outside the gear, and the gear is engaged with the first rack and the second rack. A first supporting rod is installed on the outer wall of one side of the first rack, a second supporting rod is installed on the outer wall of one side of the second rack, and the outer wall of the first rack is connected with the inner wall of the fixing box. And the first rack and the second rack can move from the center of the smart box body to the left side and the right side, so that the size of the smart box body is adjusted, and various use requirements