The invention discloses an unmanned aerial vehicle undercarriage convenient to store, which comprises a mounting seat, a lifting column, a fixing frame, supporting components and telescopic inner rods. The upper end face of the fixing frame is connected with the mounting seat through the lifting column, a rotating seat is arranged on the fixing frame below the lifting column, the lifting column and the rotating seat are respectively provided with a first magnet and a second magnet, the outer end of the fixing frame is provided with telescopic grooves, a plurality of groups of telescopic grooves are arranged at equal angles, telescopic inner rods are slidably inserted in each group of telescopic grooves, one end of each telescopic inner rod, which is positioned inside the telescopic groove,is provided with a spring locking buckle, the fixing frame is provided with locking holes matched with spring locking buckles, the outer end of each telescopic inner rod is provided with the supporting component, and the supporting component comprises a folding outer pipe, a spring and an inner rod. The unmanned aerial vehicle undercarriage convenient to store has the advantages of reasonable structural design, convenient use and the like, and can be widely popularized and used.