The invention provides an aircraft landing gear supporting rod lock and belongs to the technical field of aircraft landing gear, the aircraft landing gear supporting rod lock comprises a front lock supporting rod, a rear lock supporting rod, an unlocking rocker arm, an unlocking actuating cylinder, a locking damping actuating cylinder and a locking spring, one end of the front lock supporting rod is connected with the landing gear supporting rod, the other end of the front lock supporting rod is hinged to the rear lock supporting rod, and the rear lock supporting rod is hinged to the rear lock supporting rod. The other end of the rear lock supporting rod is hinged to an undercarriage supporting column and hinged to the locking damping actuating cylinder, the unlocking rocker arm is arranged at the hinged position of the front lock supporting rod and the rear lock supporting rod, one end of the unlocking actuating cylinder is connected with the front lock supporting rod, and the other end of the unlocking actuating cylinder is connected to the unlocking rocker arm. One end of the locking damping actuating cylinder is hinged to the rear lock supporting rod, the other end of the locking damping actuating cylinder is connected with the locking spring, the other end of the locking spring is connected with the front lock supporting rod, and the connecting end of the locking spring and the locking damping actuating cylinder is arranged on the landing gear supporting column.

    本申请提供了一种飞机起落架撑杆锁,属于飞机起落架技术领域,该起落架撑杆锁包括:前锁撑杆、后锁撑杆、开锁摇臂、开锁作动筒、上锁阻尼作动筒及上锁弹簧,其中,所述前锁撑杆的一端与起落架撑杆连接,前锁撑杆的另一端与后锁撑杆铰接,所述后锁撑杆的另一端铰接在起落架支柱上且与上锁阻尼作动筒铰接,所述开锁摇臂设置在前锁撑杆与后锁撑杆的铰接处,所述开锁作动筒一端连接前锁撑杆、另一端连接在开锁摇臂上,所述上锁阻尼作动筒的一端与后锁撑杆铰接、另一端与上锁弹簧连接,所述上锁弹簧的另一端连接前锁撑杆,且上锁弹簧与上锁阻尼作动筒的连接端设置在起落架支柱上。


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    Title :

    Aircraft landing gear brace rod lock


    Additional title:

    一种飞机起落架撑杆锁


    Contributors:
    ZHANG JIANJIAN (author) / YU HAITAO (author) / SUN WEIHUA (author) / ZHU YONGJIAN (author) / REN ZHIYONG (author)

    Publication date :

    2025-02-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B64C AEROPLANES , Flugzeuge



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