Trachea damage inspection device

The invention belongs to the technical field of air pipe inspection, and discloses an air pipe damage inspection device which comprises a detection box and a top cover, and the left end and the right end of the top cover are fixedly communicated with a feeding port and a discharging port respectively. The feeding device and the discharging device are rotationally mounted on the inner walls of the two sides of the feeding port and the discharging port correspondingly, the rotating shafts are fixedly mounted at the bottoms of the feeding device and the discharging device correspondingly, the driving gear is in transmission connection with one end of the chain, and the spring grooves are formed in the cross of the feeding device and the cross of the discharging device. A traction roller shaft is elastically installed in a spring groove through a buffer spring, a brush is arranged on the surface of the traction roller shaft on the feeding device, when a motor pulls the feeding device to rotate, the traction rolle