Flow-back unit and integrated diversified sewage treatment system with same

The invention discloses a flow-back unit and an integrated diversified sewage treatment system with the same. The flow-back unit comprises a flow-back assembly and a flow-back driving assembly, the flow-back assembly is provided with a flow-back channel in the length direction of the flow-back assembly, one end of the flow-back channel is communicated with a precipitating filtering basin, and theother end of the flow-back channel is communicated with an anaerobic pool; the flow-back driving assembly is arranged on the flow-back assembly so that at least one part in the precipitating filteringbasin can be conveyed into the anaerobic pool. The flow-back unit can improve the efficiency of removing phosphorus in contaminants. 本发明公开了种回流装置和具有其的集成式多元化污水处理系统，回流装置包括：回流组件本体，所述回流组件本体沿其长度方向设有回流通道，所述回流通道的端分别与所述沉淀过滤池连通，所述回流通道的另端与所述厌氧池连通；回流驱动组件，所述回流驱动组件设于所述回流组件本体以使所述沉淀过滤池内的至少部分污水输送至所述厌氧池内。该回流装置能够提高污染物磷的去除效率。