Folding type teacup bracket and luggage applying folding type teacup bracket

The utility model relates to a folding teacup bracket and a luggage applying the folding teacup bracket, and the folding teacup bracket comprises a fixed plate body which is used for being connected to the luggage; the movable plate body is rotationally connected to the lower end of the fixed plate body and is used for bearing a cup body; the rotating seat is rotationally connected to the fixed plate body; the number of the clamping pieces is two, and the two clamping pieces are connected to the rotating seat in a rotating mode; the elastic piece is arranged on the clamping pieces and pushes the clamping pieces to get close to each other and conduct clamping, and the elastic piece is matched with the clamping pieces to achieve variable-diameter clamping; the movable plate body covers the fixed plate body, and the rotating seat and the clamping piece are arranged between the fixed plate body and the movable plate body. The clamping piece is rotationally connected to the rotating seat, so that when force is app