Spiral pushes away flow pattern domestic sewage purification device

The utility model belongs to spiral pushes away flow pattern domestic sewage purification device in the environmental protection field comprises urceolus 8 and central barrel 11, and 8 tops of urceolus are gas collecting channel 2, is provided with gas -supply pipe 1 on the gas collecting channel 2, 8 upper portions of urceolus are provided with water distributor 3, and the import of water distributor 3 links to each other with the sewage pipe, be provided with spiral guide plate 4 in the urceolus 8, spiral guide plate 4 spirals downwards to 8 bottoms of urceolus around central barrel 11, central authorities 11 tops of barrel exceed 8 tops of urceolus, and 11 bases of central barrel are connected with 8 bottom plates of urceolus, and 11 bottoms of central barrel are provided with central barrel water inlet 5, 5 bottoms corresponding to spiral guide plate 4 of central barrel water inlet, and central 11 middle parts of barrel are provided with outlet pipe 10, and outlet pipe 10 is less than water distributor 3, be provided with mud pipe 14 on 8 bottom plates of urceolus. The utility model discloses the effective volume utilization efficiency is high, and purification treatment is efficient, need not plus power.