Endoscope with probe protection function

The endoscope with the probe protection function comprises a handheld displayer, a probe and a protection assembly, the protection assembly comprises a lantern ring and two sets of supports, and the left side and the right side of the lantern ring are rotationally connected with a lower sliding limiting block and an upper sliding limiting block through torsional springs respectively. A left right-angle triangular groove and a right right-angle triangular groove are formed in the left side and the right side of the probe in the height direction. The left right-angle triangular groove and the right right-angle triangular groove are formed in the two sides of the endoscope probe, and the inclined faces of the left right-angle triangular groove and the right right-angle triangular groove are opposite in direction. A lower sliding limiting block and an upper sliding limiting block which are clamped with the left right-angle triangular groove and the right right-angle triangular groove are rotationally arranged on