Flexible bronchus connecting device of medical respiratory bronchoscope

The utility model belongs to the technical field of medical treatment, and particularly relates to a medical respiratory bronchoscope soft bronchus connecting device which comprises a respiratory bronchoscope and a supporting assembly, the respiratory bronchoscope comprises an eyepiece part, an operation part, an insertion part, a soft bronchus and a connecting plug, and the supporting assembly comprises a vertical rod and a telescopic rod. A piston rod is movably arranged in the telescopic rod, a rotary knob is installed on the side wall of the telescopic rod, suction cups are installed in the centers of the bottom ends of the telescopic rod and the vertical rod, connecting screw holes are formed in the centers of the top ends of the vertical rod and the piston rod, connecting screw rods are in threaded connection with the interiors of the connecting screw holes, and a supporting plate is fixed to the top ends of the connecting screw rods. In this way, during examination, the soft bronchus sequentially passe