Coagulation device

The utility model relates to a water treatment facilities technical field provides can an effectual messenger's medicament abundant even diffusion, the even coagulation device of medicament concentration profile, including the coagulating basin body and hollow rotating shaft, the hollow rotating shaft stretches into one of the coagulating basin body and serves and be equipped with cylindric end, be equipped with a plurality of stirring vane on the circumference wall of cylindric end, each stirring vane regards as the center pin to be helical structure with the hollow rotating shaft, the coagulating basin body is cylindric structure, be equipped with a plurality of blades that pump up water, each on the drum inner wall of the coagulating basin body the blade that pumps up water regards as the center pin to be helical structure with the hollow rotating shaft, the helical structure's that the blade that pumps up water constitutes the hand of spiral with the helical structure's that stirring vane constitutes spiral opposite direction.