Special fermentation tank for bio-organic fertilizer

The utility model discloses a special fermentation tank for a bio-organic fertilizer, which relates to the technical field of fermentation tanks and comprises three support legs, a tank body is mounted at the tops of the three support legs, a motor is mounted at the top of the tank body in a penetrating manner, a gear is sleeved on the outer side of the output end of the motor, a cleaning component is mounted on the inner side of the tank body, and the cleaning component is mounted on the outer side of the tank body. The water pump is arranged, the water pump and the electric heater are started, the electric heater heats conduction oil on the inner side of the machine box, after the inner side of the oil shell is filled with the heated conduction oil, a second electromagnetic valve is started to enable the conduction oil to enter a spiral pipe to be heated, and the cleaning assembly is used for cleaning the inner wall of the tank body. After a worker pulls a hook to be separated from the outer side of a suppo