The invention relates to the field of aircraft cabin sections, in particular to a cabin section connecting structure. The cabin section connecting structure comprises a front cabin body section, a rear cabin body section, a front air inlet channel and a rear air inlet channel. The front air inlet channel and the front cabin body section are integrated. Inner circular ring bosses are arranged at the ends of the front cabin body section and the rear cabin body section. A protruding lap joint edge is arranged at the end of the front air inlet channel, and a concave lap joint groove is formed in the end of the rear air inlet channel. The lap joint edge is matched with the lap joint groove. Two locating pin holes and a plurality of butt joint holes are formed in the circular ring boss of the front cabin body section. The circular ring boss of the rear cabin body section is provided with locating pins and butt joint holes, wherein the locating pins and the butt joint holes are matched with the front cabin body section. The circular ring boss of the front cabin body section is provided with a sealing groove and a sealing ring. The butt joint holes of the front cabin body section and the rear cabin body section are connected and fixed through bolts. According to the cabin section connecting structure, a cabin body and the air inlet channels are of an integrally-designed structure, the structure is simple, installation and operation are convenient, the connecting strength of the cabin body is ensured, the requirement for the jump of the aircraft is met, and a good pneumatic appearance is achieved.


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    Title :

    Cabin section connecting structure


    Contributors:
    HONG HOUQUAN (author) / DENG JIN (author) / CHEN LEI (author) / MA JUNFEI (author) / JIANG YUTAO (author) / WANG ZAIYU (author) / QU SHAOQI (author) / ZHU LIYUAN (author) / ZHANG YAOQING (author) / LENG JUN (author)

    Publication date :

    2016-02-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B64C AEROPLANES , Flugzeuge



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