Oil well online three-phase flow detection skid-mounted device

The utility model relates to the technical field of oil extraction devices, in particular to an oil well on-line three-phase flow detection skid-mounted device which comprises a cyclone hydraulic separator, a water content on-line detection device, a differential pressure flow meter, a precession vortex flow meter, a sampler and a filter. Wherein one end of the filter is connected with a wellhead,the other end of the filter is connected with a side opening of the cyclone separator through an elbow, the upper end of the cyclone separator is connected with one end of the precession vortex flowmeter, and the other end of the precession vortex flowmeter is connected with the inlet end of the sampler; wherein the lower end of the cyclone hydraulic separator is connected with one end of the water content online detection device, the other end of the water content online detection device is connected with one end of the differential pressure flow meter, and the other end of the differentialpressure flow meter is con