Straw lump coal direct combusting furnace

The utility model discloses a straw lump coal direct combusting furnace which comprises a furnace body, an air blower, a control switch, a support body, an air inducing sleeve, a cover plate and a banking-up cover. The support body is arranged in a furnace cavity, the air inducing sleeve is arranged between the support body and the inner wall of the furnace body, the cover plate is covered on an annular passage between the top of the air inducing sleeve and the inner wall of the furnace body, and the banking-up cover is pressed on a sleeve hole at the top of the air inducing sleeve. The banking-up cover is an inversed hollow frustum of cone, a central through hole is arranged at the center of the banking-up cover, a fire-leading groove connected with an inner cavity of the hollow frustum of cone is arranged on the bottom surface of the banking-up cover, and fire-leading holes connected mutually are respectively arranged on the contact surface of the banking-up cover and the air inducing sleeve. By adopting th