The invention provides a helicopter cabin door with a movable window self-locking mechanism, and the helicopter cabin door comprises a helicopter cabin door plate which is provided with a movable window, a movable window assembly sliding rail arranged on the helicopter cabin door plate and used for installing the movable window, a fixed rack arranged on the helicopter cabin door plate, a spring having one end connected with the movable window, and a push-pull rod provided with a push-pull rod rack and connected with the other end of the spring; when the movable window needs to be opened, a push-and-pull handle is pressed down by hand and pulled towards one side, at the moment, the spring is stressed and compressed, and after the push-and-pull rod rack is separated from the fixed rack, opening of the movable window can be completed; when the movable window needs to be opened to a certain position, the push-pull handle is loosened, the push-pull rod rack is meshed with the fixed rack under the action of the elastic force of the spring, and locking of the movable window is completed.
本发明提供了一种具有活动窗自锁机构的直升机舱门,包括:直升机舱门门板,具有活动窗;活动窗组件滑轨,设置在所述直升机舱门门板上,用于安装所述活动窗;固定齿条,设置在所述直升机舱门门板上;弹簧,所述弹簧的一端与所述活动窗连接;推拉杆,具有推拉杆齿条,所述推拉杆与所述弹簧的另一端连接;其中,当需要开启所述活动窗时,用手按下所述推拉把手并向一侧拉动,此时所述弹簧受力压缩,当所述推拉杆齿条与所述固定齿条脱离后,可完成所述活动窗的开启;当需要将所述活动窗开启到一定位置时,松开所述推拉把手,在所述弹簧弹力的作用下所述推拉杆齿条与所述固定齿条啮合,完成所述活动窗的锁定。
Helicopter cabin door with window opening and closing self-locking mechanism
一种具有开关窗自锁机构的直升机舱门
2022-01-21
Patent
Electronic Resource
Chinese
IPC: | B64C AEROPLANES , Flugzeuge |