The utility model relates to a cleaning equipment, concretely relates to endoscope system. Endoscope system suitable for water pipe cleaning equipment, including a water pipe cleaning equipment main part, the water pipe cleaning equipment main part includes a cleaning equipment, an endoscope system, the last endoscope fixed establishment who is used for fixed endoscope system that is equipped with of cleaning equipment. Through endoscope fixed establishment, the system is fixed on cleaning equipment with the endoscope to in carrying of endoscope system, take off the endoscope system on endoscope fixed establishment during the use and to use, so that adhere to the degree through endoscope systems inspection water pipe's incrustation scale, set for cleaning methods and washing dynamics, and the effect after the inspection washing.