Cleaning device for lead plaster conveying pump

The utility model discloses a lead plaster delivery pump cleaning device which comprises a shell and a motor fixedly arranged on one side of the shell, a transmission assembly connected with the motor in a transmission mode is further arranged in the shell, a cleaning liquid cavity is formed in the shell, an electric push rod is movably arranged in the shell, and the electric push rod is connected with the transmission assembly in a transmission mode. And the electric push rod is in transmission connection with the motor through an output shaft. The telescopic shaft drives the spline to be clamped into the spline groove, at the moment, the motor drives the transmission assembly to enable the conveying pump to operate, the electric push rod drives the impeller to rotate, the valve is opened, the impeller conveys cleaning liquid in the cleaning liquid cavity to the conveying pump through the liquid outlet pipe, and after a period of time, the valve is closed. The electric push rod drives the spline to move and