LARGE-SCALE SEMI-RIGID STRUCTURE AIRSHIP

Disclosed is a large-scale semi-rigid structure airship, relating to the technical field of air floating aircrafts. The airship comprises a ship body, a vector side thrust, a vector tail thrust, an X-shaped inflatable tail fin, an air cushion, and a pod; the ship body comprises a pretension capsule and a tensegrity keel; the pretension capsule is sleeved onto an outer surface of the tensegrity keel in a pretensioning mode; the vector side thrust is provided on a lower-side portion of the ship body; the vector tail thrust is provided on the tail of the ship body; the X-shaped inflatable tail fin is arranged on the tail of the ship body in an X shape; the air cushion is provided on a lower portion of the ship body; and the pod is provided on the lower portion of the ship body. The airship of the present invention uses the structure of integrated and synergistic force bearing of an integral keel of a tension and compression self-balancing system and the pretension capsule, and has the characteristics of integral