Straw particle fuel screw type combustor

The utility model discloses a straw particle fuel screw type combustor which comprises a combustor body, an electric igniter and a combustion air blower. The straw particle fuel screw type combustor is characterized in that the combustor is rectangular, venting holes are uniformly arranged in the bottom of the combustor, a spiral driving lever is assembled along the length direction of the combustor and is connected with an ash pushing motor, an ash outlet is arranged in the outer end of the combustor, and an air blast outlet of the combustion air blower is positioned under the venting holes in the bottom of the combustor. The straw particle fuel screw type combustor disclosed by the utility model has the advantages that the ash obtained after combustion can be continuously naturally discharged without blocking the venting holes; the combustion air blast is carried out on the bottom of a combustion disk, no parts block the wind, so that fuel is combusted more completely, and little ash exists; and the straw p