Ear endoscope with protection device

The utility model discloses an ear endoscope with a protection device, which belongs to the technical field of ear endoscopes and comprises an ear endoscope body. And the protection assembly comprises a protection shell arranged at the right end of the outer wall of the ear endoscope body in a sleeving mode, and the ear endoscope body is fixedly arranged on the left side of an inner cavity of the protection shell through a connecting plate. The protection assembly is arranged on the outer wall of the ear endoscope body, the limiting piece can be controlled to move on the outer wall of the lens hose in the ear endoscope body through the electric telescopic rod, the length of the portion, stretching into the ear, of the lens hose is limited, and the eardrum is prevented from being damaged; the arc-shaped block is tightly attached to the left end of the outer wall of the lens hose by rotating the screw rod, then the limiting piece drives the lens hose to move inwards through the electric telescopic rod so that t