Portable chair

The utility model discloses a portable chair which comprises a supporting plate, movable blocks are fixedly connected to the four corners of the bottom of the supporting plate, movable rods are movably connected to the bottoms of the movable blocks, adjusting rods are connected to the bottoms of the movable rods in an inserted mode, bolts are movably connected to inner cavities of the adjusting rods, the surfaces of the bolts are in threaded connection with the movable rods, and the surfaces of the bolts are in threaded connection with the movable rods. The top of an inner cavity of the supporting plate is fixedly connected with a spring, and the bottom of the spring is fixedly connected with a transverse plate. Through cooperation of the supporting plate, the movable block, the movable rod, the adjusting rod, the round hole, the bolt, the sliding groove, a connecting block, a spring, a transverse plate, a vertical rod, a plug pin, a first inserting hole, a second inserting hole, a fixing block, an elastic te