▎ 摘　　要

NOVELTY - The utility model claims a forced overflow graphene oily sewage treatment device, wherein the tank body is a horizontal cylindrical sealed container, and the top is set with nitrogen inlet, oil-containing sewage inlet is connected with the oil-water separating cavity, oil-water separating cavity are equipped with water distribution pipe; the left side of the oil-water separating cavity is oil cavity, right side of sewage cavity; the oil-water separating cavity and the sewage cavity is provided with water permeable holes; the right side of the sewage cavity is water cavity and a sewage cavity and water cavity is provided with a water distribution pipe B; the upper part of the water cavity of the spray pipe is distributed with graphite alkenyl, the end part of the graphite alkenyl provided with oil collecting groove, the bottom of the collecting groove is provided with an oil receiving pipe; the bottom of the water cavity is provided with a water pipe; the following advantages: high oil removing efficiency, small floor area, strong pollution resistance, water inlet quality requirement, it can well adapt to the condition of the oil field sewage, matching processing technique flow is simple.