Portable door stopper

The utility model discloses a portable door stopper which comprises a clamping hook piece and a door jacking piece. The clamping hook piece comprises a clamping part and a movable locking part, and the clamping part is fixedly connected with the end part of the movable locking part; the door jacking piece comprises a jacking part and a fixed locking part, the jacking part is fixedly connected with the end of the fixed locking part, a cavity is formed in the fixed locking part, through grooves are formed in the two sides of the fixed locking part, and the movable locking part penetrates through the through grooves; a limiting locking structure is arranged in the fixed locking part, located on the edge of the fixed locking part and used for limiting movement after the movable locking part penetrates into the penetrating groove. According to the door blocking device, the sawteeth on the clamping hook piece are matched and clamped with the clamping bamboo shoot of the door jacking piece, the door blocking purpose