Coalescence separation filter

The utility model discloses a coalescence separation filter, and relates to the technical field related to filtration. The filter comprises a filter cup, a filter head and a filter element, the filter head is screwed on the outer side of the top of the filter cup, an inlet and an outlet are formed in the peripheral side of the filter head, and a flow guide hopper is further fixed in the inlet; a filter element is further arranged in the inner cavity of the filter cup, and a first threaded opening is fixed to the inner bottom of the filter cup in a penetrating mode; the filter element comprises an upper end cover and a lower end cover, a framework I is fixed between the opposite surfaces of the upper end cover and the lower end cover, and the framework I is coated with an oleophylic and hydrophobic layer; a second framework is fixed between the upper end cover and the lower end cover outside the oleophylic and hydrophobic layer, and a coalescence layer is further fixed between the upper end cover and the lower