Heat insulation structure applied to light guide part of endoscope

The utility model relates to the technical field of endoscopes, and discloses a heat insulation structure applied to a light guide piece of an endoscope, the light guide piece of the endoscope comprises a light guide part, a light guide rod arranged on the light guide part and a light guide lens arranged at the tail end of the light guide rod, and the heat insulation structure comprises a heat insulation sleeve suitable for being sleeved on the periphery of the light guide rod. The heat insulation sleeve is provided with an open end and a closed end, and the heat insulation sleeve is arranged on the periphery of the light guide rod through the open end in a sleeving mode and seals the light guide lens through the closed end. The medical safety problem caused by scalding of medical staff is solved, the light guide rod and the light guide lens can be protected, collision and damage are avoided, and storage and transportation are convenient. 本实用新型涉及内窥镜技术领域，公开了一种应用于内窥镜导光件的隔热结构，内窥镜导光件包括导光部、设置于导光部的导光杆以及设置于导光杆末端的导光镜