Circulating type steam superheater

The utility model discloses a circulating type steam superheater which comprises a superheater body. The two sides of the movable plate are in sliding connection with the top of the bed body, and the movable plate is used for burning and collecting bed materials; the pressing assembly is arranged at the top of the superheating furnace main body and is used for collecting dust generated after combustion; and the blocking assembly is arranged on the inner surface of the superheating furnace main body, so that waste can be conveniently blocked while the movable plate is pulled out. According to the scheme, after working for a period of time, certain combustion waste exists on the surface of the movable plate, the bottom of the scraping plate makes contact with the surface of the movable plate by pressing the pressing ring, then the waste is blocked on the surface of the bed body by the scraping plate by pulling the movable plate, and after bed materials are placed on the surface of the movable plate, the bed mat