Novel desulfurization waste water treatment system

The utility model discloses a novel desulfurization waste water treatment system. The novel desulfurization waste water treatment system comprises a neutralization reaction tank, a pre-sedimentation tank, a waste water buffer oxidation tank, a pipeline mixer, a muddy water circulating clarification tank and a clear water tank, which are sequentially connected in series, wherein a reflux pump for preformed precipitation of slurry is connected with the bottom of the pre-sedimentation tank; an air-blowing aerating apparatus is arranged on the bottom surface of the waste water buffer oxidation tank; a waste water delivery pump is connected with the bottom of the waste water buffer oxidation tank; a sludge circulating and flocculation plug flow device is arranged inside the muddy water circulating clarification tank; a sludge delivery pump and a centrifugal hydroextractor are sequentially connected with the bottom of the muddy water circulating clarification tank. The novel desulfurization waste water treatment system disclosed by the utility model has the characteristics of high resistance to impact load, and high applicability for water quality change of desulfurization waste water, increases the utilization rate of lime milk, lower the sludge loading of the equipment, and is stable in effluent quality, few in mechanical rotating equipment, low in system equipment failure rate, high in degree of automation, simple, stable and reliable in operation, reasonable in structural arrangement and the like.