Oil dirt removing device of discharger

The utility model relates to an oil dirt removing device for a discharger, which comprises a hydraulic oil cylinder body, and the upper part of a left piston is connected with a left rack; the upper part of the right piston is connected with the right rack; the left rack and the right rack are connected with a gear arranged in the middle of the cylinder body; the gear is arranged on the driving shaft; one end of the driving shaft is connected with the driving device; the cylinder body is provided with a liquid inlet and a liquid outlet; the liquid inlet is connected with the liquid storage tank through a pipeline; a check valve is arranged on a pipeline for connecting the liquid inlet and the liquid storage tank; and the liquid outlet is connected with a nozzle arranged in the discharger through a pipeline. According to the oil dirt removing device of the discharger, the gear and rack structure is adopted, the two pistons are driven to push a cleaning agent into the pipeline, under theaction of pressure, the