Fan-free steel ladle roaster

A fan-free steel ladle roaster comprises a steel ladle cover for sealing a steel ladle, a fan-free burner arranged on the steel ladle cover and used for heating the steel ladle and a support mechanismfor controlling the steel ladle cover to move, the support mechanism comprises a rack and a rotating shaft rotationally arranged at the top end of the rack through a rotating shaft seat, and a rotating arm and a rocker arm are arranged on the rotating shaft respectively. The rocker arm and the rotating arm form a lever mechanism with the rotating shaft as the rotating center, the rotating arm isfixedly connected with the steel ladle cover, and the free end of the rocker arm is connected with the power mechanism, so that the power mechanism drives the rotating arm to act, and then the steel ladle cover closes or opens the steel ladle. According to the utility model, the power mechanism drives the steel ladle cover to move through the lever mechanism consisting of the rotating arm, the rocker arm and the rotating s