The invention provides an emergency slide jettisoning mechanism for an airplane emergency exit cabin door. The emergency slide jettisoning mechanism comprises a cabin door; the driving shaft is arranged on the cabin door; the driving rocker arms are fixedly mounted at two ends of the driving shaft; one end of the rocker arm is fixedly connected with the driving shaft, the other end of the rocker arm is hinged to the connecting rod, and the other end of the connecting rod is hinged to the middle of the transmission rocker arm; the draw bar clamping grooves are fixedly connected to the two sides of the aircraft door area structure respectively, and locking keys are installed in the draw bar clamping grooves in a hinged mode through torsion springs; the fixed latch hooks are fixedly connected with the cabin door and sleeve the two sides of the driving shaft; and one end of the roller rocker arm is movably connected with the driving rocker arm and the other end is provided with a movable latch hook. When the emergency exit cabin door is in an unlocking pre-position, the movable lock hook is in a locking position, the movable lock hook and the fixed lock hook jointly lock the slide traction rod, the cabin door is opened at the moment, the slide traction rod moves along with the cabin door, and the emergency slide on the emergency exit cabin door cannot be thrown.
本申请提供了一种用于飞机应急出口舱门的应急滑梯抛放机构,包括:舱门;安装在所述舱门上的驱动轴;固定安装在驱动轴两端的驱动摇臂;一端与驱动轴固定连接、另一端与连杆铰接的摇臂,连杆的另一端铰接至传动摇臂的中间,传动摇臂的两端分别与铰接舱门和推拉钢索铰接;分别固定连接在飞机门区结构两侧的牵引杆卡槽,牵引杆卡槽内通过扭转弹簧铰接安装有锁键;以及与舱门固定连接且套在驱动轴两侧的固定锁钩;一端与驱动摇臂活动连接、另一端安装有活动锁钩的滚轮摇臂。当应急出口舱门处于解除预位时,活动锁钩处于上锁位置,与固定锁钩共同锁定滑梯牵引杆,此时打开舱门,滑梯牵引杆随着舱门一起运动,应急出口舱门上的应急滑梯不会被抛放。
Emergency slide throwing mechanism for airplane emergency exit cabin door
一种用于飞机应急出口舱门的应急滑梯抛放机构
2022-12-13
Patent
Elektronische Ressource
Chinesisch
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