NOVELTY - A solar organic waste biological treatment device comprises a solar water heater (1); a water inlet pipe (2) installed on upper part of hot water tank of solar water heater; a water outlet pipe (3) installed on lower part of hot water tank; a water pump (4) installed on a water inlet pipe (2); and a heat circulation system comprising machine body (5) connected with the water inlet pipe and the water outlet pipe (3). The machine body comprises a discharging hole and is fixed on a frame by a panel.    USE - Solar biological treatment device used in treating microorganisms in organic waste including kitchen garbage and livestock and poultry manure.    ADVANTAGE - The device can provide uniform heat during microorganism fermentation and can replace traditional electric heating, hot air, steam or gas heating method, thus realizing safe treatment of organic waste while saving energy and reducing discharge.    DETAILED DESCRIPTION - A solar organic waste biological treatment device comprises a solar water heater (1); a water inlet pipe (2) installed on upper part of hot water tank of solar water heater; a water outlet pipe (3) installed on lower part of hot water tank; a water pump (4) installed on a water inlet pipe (2); and a heat circulation system comprising a machine body (5) connected with the water inlet pipe and the water outlet pipe (3). The machine body comprises a discharging hole and is fixed on a frame by a panel. A drum is installed on the frame. A vacuum chamber is installed on the outer wall of the drum. A medium is installed in the vacuum chamber. Lower part of the outer wall of the vacuum chamber is a heating section in which a heat supply chamber is installed. The heat supply chamber is provided with a water inlet and a water outlet. An auxiliary heater is installed in the heat supply chamber. A stirrer component is installed in the drum and is connected with a transmission mechanism.    DESCRIPTION OF DRAWING(S) - The drawing shows a schematic view of the biological treatment device.    Solar water heater (1)    Water inlet pipe (2)    Water outlet pipe (3)    Water pump (4)    Machine body (5)