Full-soaking type endoscope washing machine

The invention discloses a full-soaking type endoscope washing machine. The full-soaking type endoscope washing machine comprises a washing tank and a sealing cover for sealing the washing tank, wherein a draining opening is formed in the tank bottom of the washing tank; a water inlet for transporting cleaning liquid into the washing tank, a water outlet for sucking the cleaning liquid from the washing tank, a rinsing connector which is connected with an endoscope to perform rinsing and disinfecting on the endoscope and a circulating spray head for circularly spraying the cleaning liquid in theinner part of the washing tank are arranged on the tank wall of the washing tank; the draining opening is connected with a draining main pipe; an outer circulation liquid outlet is formed in the pipewall of the draining main pipe; a triple valve is arranged at a water outlet of the draining pipe; the outer circulation liquid outlet is connected with the circulating spray head through an outer circulation pipeline; and an