Vertical sandbag base

The utility model discloses a vertical sandbag base. The device comprises a body, the body is designed to be of a pyramid-shaped structure, a framework is arranged in the body, the outer periphery ofthe bottom of the body is designed to be of a tooth-shaped edge structure, a plurality of connecting openings fixedly connected with the framework are formed in the tooth-shaped edge inwards, extending frames matched with the connecting openings are detachably arranged on the connecting openings, and the top end of the body is connected with a connecting rod through a spring. According to the utility model, the tooth-shaped edge and the extension frame are arranged on the base; the base and the taekwondo mat are connected into a whole; loosening and separation cannot easily occur in the movement process; the risk that an exerciser is injured during exercise is reduced; enhanced security, the extension frame is fixedly connected with the framework of the base, the stress area of the base isincreased, the stability