Biological fertilizer fermentation device

The utility model provides a biological fertilizer fermentation device, and relates to the technical field of biological fertilizer processing devices. The stirring assembly comprises a stirring motor, a stirring shaft, telescopic assemblies and a shovel block, the stirring motor is installed on the outer side of the fermentation box, the output end of the stirring motor is coaxially and fixedly connected with the stirring shaft, the stirring shaft is coaxially and rotatably connected into the fermentation box, the stirring shaft is fixedly connected with the multiple telescopic assemblies, and the shovel block is fixedly connected with the telescopic assemblies. The stirring motor, the stirring shaft and the telescopic assemblies drive the multiple shoveling blocks to move, the multiple shoveling blocks form a comprehensive shoveling effect on the inner wall of the fermentation box, the inner wall of the fermentation box is uniformly shoveled, and the inner wall of the fermentation box is uniformly shoveled,