Filter type oil-water separator

The utility model discloses a filter-type oil and water separator which consists of a cylindrical filter device hull 7, a filter element 15 which is arranged in the hull, an upper cover 9 arranged on the upper part of the filter element, the upper cover 5 of the oil and water separator which is connected with the bottom of the hull by a diversion duct 6, the hull 1 of the oil and water separator which is connected with the upper cover by an O-shaped gasket 4 and a U-shaped fixture 18, a flashing conduit 22 arranged in the hull, an overflow pipe 31, a trapezoid flashing body arranged on the lower part of the flashing conduit, a trapezoid diversion body 24 and a trapezoid body 25; with the utility model, the dirt content in the sewage is reduced and the oil and water can be separated in a better way; moreover, the maintenance of the utility model is very convenient.