The utility model relates to a two segmentation living beings pyrolysis gas ization revolving beds. The shell of revolving bed is the annular, and the shell includes furnace roof, circumference oven and stone or metal plate for standing a stove on as a precaution against fire, and furnace roof and circumference oven fixed connection, stone or metal plate for standing a stove on as a precaution against fire be furnace roof and circumference oven horizontal rotation relatively, furnace roof, circumference oven and stone or metal plate for standing a stove on as a precaution against fire surround and form furnace, and furnace divide into two sections along circumference: first gasification section and second gasification section all include the consecutive dry section of circumference, pyrolysis zone, zoneofoxidation and reducing zone, and the reducing zone of first gasification section meets with the dry section of second gasification section and is equipped with first baffle, and the reducing zone of second gasification section meets and is equipped with the second baffle with the dry section of first gasification section, be equipped with an air intlet, the 2nd air intlet, gasification gas export, the export of the 2nd gasification gas, first feed inlet, second feed inlet, an outlet of the ash residue, the 2nd outlet of the ash residue on the furnace roof. The utility model provides the high productivity and pyrolysis gas 's quality of gasifier has realized on the disc continuous feeding and has moved.