Food fermentation screening device utilizing microorganisms

The invention relates to the technical field of food fermentation screening devices, in particular to a food fermentation screening device utilizing microorganisms. The food fermentation screening device comprises a shell, a fixed box, a fermentation box and a screen, wherein a feeding hopper is fixedly mounted on the left side of the top end of the shell through bolts; a base is fixedly mounted at the bottom end of the shell; the fermentation box is fixedly mounted at the inner top of the shell; a bottom plate is arranged at the bottom end of the fermentation box; the screen is transversely and fixedly installed in the shell and located below the fermentation box; the fixed box is fixedly installed on the outer wall of the right side of the shell through a connecting rod; and a discharging opening is fixedly formed in the bottom end of the shell through bolts. According to the food fermentation screening device utilizing microorganisms, the problems that an existing food fermentation device is low in ferment