Lime saponification tank

The utility model belongs to the technical field of chemical engineering devices. The utility model particularly relates to a lime saponification tank. The device comprises a plurality of reaction stirring tanks, the adjacent reaction stirring tanks are separated by an overflow plate; the bottom end of the overflow plate and the tank bottom are sealed, a plurality of first-stage clarifying tanks are arranged behind the reaction stirring tank at the tail end, every two adjacent first-stage clarifying tanks are separated through a bottom baffle and a middle baffle, a water through hole is formedbetween each bottom baffle and the corresponding middle baffle, and a first water outlet pipe is arranged on the first-stage clarifying tank at the tail end; A plurality of cleaning and stirring tanks are arranged at the rear end of the first-stage clarifying tank at the tail end; a plurality of second-stage clarifying tanks are arranged behind the cleaning and stirring tank at the tail end; an overflow plate is arranged