The invention discloses a hook lock for an aircraft engine hood, which comprises a strip-shaped mounting lug plate with a first through hole and a second through hole formed in the right side, a trigger piece with a hook-shaped lower side, a lock body with the right end rotationally connected with the right end of the strip-shaped mounting lug plate through a first torsion spring, a moving hole horizontally formed in the middle of the lock body, and a lock hook, the rod-shaped end of the strip-shaped mounting lug plate is connected with the left end of the lock body, the fixing ring is sleeved with the moving hole and arranged in the front-back direction, the two ends of the fixing ring extend out of the moving hole, the fixing ring is used for installing the lock body on a cabin, the upper end of the pulling mechanism is connected with the strip-shaped mounting lug plate through a first through hole and a second through hole, and the left end of the pulling mechanism is sleeved with the two ends of the fixing ring. After the trigger piece loosens the lock body, the lock body moves leftwards along the movement hole to complete unlocking; according to the invention, the movement stroke is large, the length can be adjusted through the adjusting nut, the locking operation is simple, and the workload of maintenance personnel is greatly reduced.

    本发明公开了一种用于飞机发动机罩的钩子锁,包括:条形安装耳板,其右侧开设有第一通孔和第二通孔,触发件,其下侧为钩状,锁本体,其右端通过第一扭簧与条形安装耳板的右端转动连接,在锁本体中部水平向开设有运动孔,锁钩,其杆状端与锁本体的左端连接,固定环,套设在运动孔内且沿前后方向设置,其两端伸出运动孔,固定环用于将锁本体安装到机舱上,拉动机构,其上端通过第一通孔和第二通孔与条形安装耳板连接,其左端套设在固定环的两端,用于在开锁时,触发件松开锁本体后锁本体沿着运动孔向左移动完成开锁;本发明运动行程大、且可通过调节螺母调节长度,锁紧操作简单,大幅降低了机务人员的工作量。


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    Title :

    Hook lock for aircraft engine hood


    Additional title:

    一种用于飞机发动机罩的钩子锁


    Contributors:
    WEI JIAN (author) / YANG WENFANG (author) / NIU GANGLI (author) / XU JIANHUA (author)

    Publication date :

    2022-11-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    E05C Riegel oder Feststellvorrichtungen für Flügel, insbesondere für Türen oder Fenster , BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS / B64C AEROPLANES , Flugzeuge



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