FUSELAGE BUTT JOINT STRUCTURE CONNECTED TO AIRCRAFT VERTICAL FIN, AND AIRCRAFT COMPRISING FUSELAGE BUTT JOINT STRUCTURE

摘要

A fuselage butt joint structure (10) connected to an aircraft vertical fin, the fuselage butt joint structure (10) comprising: a structural main body (20) provided with a plurality of reinforcing ribs (21); and a plurality of joints (30), the joints (30) being installed back-to-back in pairs at the front side and rear side of the structural main body (20); two ends of each joint (30) are respectively provided with reinforcing ribs (31); the reinforcing ribs (31) of the joint (30) are connected to the reinforcing ribs (21) of the structural main body (20) via fasteners; and the aircraft vertical fin is installed onto the joint via fasteners. The fuselage butt joint structure of the present invention has performance against fatigue, and is easy to maintain.