Fuente: WIPO "circular economy" The utility model relates to the technical field of sterilization devices. The culture medium sterilization device for edible fungus cultivation comprises a sterilization box, sterilization device comprising a sterilization device body, a top cover is hinged to the top end of the sterilization device body; an electric heating rod is arranged on one side below the interior; a water inlet pipe penetrates through the other side below the interior of the shell; a leaking plate is horizontally arranged below the interior of the shell; the bushing plate is positioned above the electric heating rod and the water inlet pipe; the side edges of the leaking plates are fixedly connected with the inner side wall of the sterilization device body; a through hole is formed in the bushing plate in a penetrating manner; a sterilization box is arranged at the upper part in the sterilization device body; the sterilization box is of a cuboid hollow structure without a cover at the top end; the sterilization device has the beneficial effects that the meshes are formed in the peripheral side walls and the bottom end of the sterilization box, and the sterilization box is not connected with the inner sidewall of the sterilization device body, so that external steam can enter the sterilization box from all directions, and the thoroughness of the sterilization process is guaranteed.