The invention discloses a digestive endoscope device, and relates to the technical field of endoscopes. The digestive endoscope device comprises holding fixed block, wherein one side, which is close to the top part, of the holding fixed block is electrically connected with a light guide connector through a general cable; a light guide is arranged on one end, which is far away from the general cable, of the light guide connector; a zoom connector is arranged at the top part, which is close to the general cable, of the light guide connector; a waterproof cover is arranged on the front surface, which is close to the general cable, of the light guide connector; a sealing ring is arranged at one side of the inner part of the zoom connector. According to the digestive endoscope device disclosedby the invention, the purposes that when an endoscope enters the stomach, water is enabled not to enter the zoom connector, food or residue in the stomach is prevented from covering the sight of the endoscope, a clear view angle of a camera is ensured, secondary damage to a patient during an operating process is reduced, the residue can be smashed and cleaned in time, the residue can be easily washed out through a pipeline, and convenience is provided for medical staff to operate are achieved.