Biomass gasifier coupled with microwave heating

The utility model discloses a biomass gasification furnace coupled with microwave heating, which is characterized in that a cylindrical gasification drying area is arranged in the center of the top of a furnace body, and the wall surface of the gasification drying area is made of metal; an annular tar pyrolysis area is arranged between the outer wall of the gasification drying area and the inner wall of the furnace body, and metal filter screens are arranged at the top and the bottom of the tar pyrolysis area; the drying microwave source is arranged outside the furnace body and is connected with the drying microwave feed-in opening through a drying microwave waveguide tube, and the drying microwave feed-in opening is formed in the inner wall surface of the gasification drying area; the pyrolysis microwave source is arranged outside the furnace body and connected with the pyrolysis microwave feed inlet through a pyrolysis microwave waveguide tube, and the pyrolysis microwave feed inlet is formed in the inner w