▎ 摘　　要

NOVELTY - The utility model claims an anti-haze anti-allergic invisible nasal plug, comprising a nose clip; two ends of the nose clip are fixed with a frame; the bottom of the frame is fixed with an elastic plate; the surface of the elastic plate is fixed with a limiting plate; the inner part of the frame is provided with a screw thread; the inner part of the frame is connected with a filter device through screw thread; the filtering device comprises a movable plate; the movable plate is connected with the frame through screw thread; the top of the movable plate is fixed with a handle; the bottom of the movable plate is fixed with a shell; the shell is a hollow cylindrical structure; the bottom of the shell is fixed with a baffle; a fixed shaft is fixed between the movable plate and the baffle; two ends of the fixing shaft are fixedly sleeved with a limiting ring; the fixing shaft is fixedly sleeved with a filter core. The filtering device of the utility model is detachable; the filtering device is removed and the nose clip can be used repeatedly after sterilizing treatment, reducing the use cost; By setting the elastic plate, the user can flexibly adjust the device according to the size of the nasal cavity, improving the filtering effect of the device.