Oil -water separator

The utility model discloses an oil -water separator, including vertical knockout drum, the upper portion of knockout drum lateral wall and lower part are equipped with inlet and oil -out respectively, and the top of knockout drum and bottom are equipped with gas vent and delivery port respectively, being equipped with the infundibulate feeder hopper in the knockout drum, being connected with on the inlet to the feed liquor pipe that extends in the knockout drum, the export of feed liquor pipe lies in the upper portion of feeder hopper, the below of feeder hopper is equipped with filter mesh, and crisscross distribution of top -down has the spacer plate of downward sloping between filter mesh and the feeder hopper, the spacer plate fix on the inner wall of knockout drum and the inner wall of lower extreme and knockout drum between leave the clearance. Simple structure, sewage falls and passes through each spacer plate in proper order from the feeder hopper, and the spacer plate can delay the time of sewage whe