Wellhead oil cleaning device

The utility model provides a wellhead oil cleaning device which is characterized in that a wellhead oil cleaning unit is communicated with a liquid outlet of a high-pressure water pump unit through a first hose, and a liquid inlet of the high-pressure water pump unit is communicated with a liquid outlet of a cleaning liquid storage unit through a second hose. The device is reliable in principle and convenient to apply, oil stain cleaning is achieved in the oil string lifting process through the cleaning liquid storage unit, the high-pressure water pump and the three adjustable nozzles arranged at 120 degrees of the wellhead in a high-pressure nozzle washing mode, meanwhile, treating agents such as a surfactant can be added into the cleaning liquid storage unit according to the oil stain property, and the oil stain cleaning effect is achieved. The technical problems of low oil cleaning efficiency, incomplete oil cleaning of dead corners of a cable or a shield and time and labor waste can be effectively solved.