Helical roller compost reactor

The utility model discloses a helix drum compost reactor, in particular to a material bin which is in the shape of a cylinder, provided with a screw thread on the cylinder wall and horizontally fixed on a bracket; an air intake screen plate is horizontally fixed inside the material bin, and divides the interior of the material bin into a fermentation room and an air-buffer room; a straight pipe is horizontally mounted at the middle part of the material bin; a plurality of diaphragm plates are fixed on the straight pipe; an inlet opening is respectively formed on the straight pipe and the diaphragm plates; a temperature probe is mounted on partial diaphragm plates; the air-buffer room is connected with an air compressor; a feed opening is formed at the upper part at one end of the material bin; a discharge opening is formed at the other end of the material bin; a plurality of exhaust ports and inoculation openings are formed between the feed opening and the discharge opening of the material bin; the bracket is fixed on a supporting seat; a motor is arranged on the supporting seat; a friction wheel is mounted on the rotating shaft of the motor; the friction wheel is in contact with the bottom part of the material bin; a lifting device is arranged below the supporting seat at one end of the feed opening of the material bin; both the lifting device and the bracket are mounted on a base plate; and a wheel is arranged below the base plate.