Fermentation liquor storage tank with efficient cleaning structure and use method of fermentation liquor storage tank

The invention provides a fermentation liquor storage tank with an efficient cleaning structure and a using method of the fermentation liquor storage tank. The fermentation liquor storage tank comprises a fermentation liquor storage tank body, wherein a motor is installed at the top of the fermentation liquor storage tank body, a rotating column arranged in the fermentation liquor storage tank body is installed on an output shaft of the motor, and a plurality of stirring blades are symmetrically arranged on the side wall of the rotating column; a plurality of cleaning pipes with one closed ends are symmetrically arranged on the side wall of the rotating column, and a plurality of nozzles used for cleaning the side wall of the fermentation liquor storage tank body are symmetrically arranged on the cleaning pipes. The nozzles are symmetrically arranged and the nozzles on the upper and lower adjacent cleaning pipes are opposite in spraying, so that the cleaning area is increased, the cleaning time is saved, and t