自动伸缩门的组成:自动伸缩门主要由门体、驱动器、控制系统构成。
Composition of automatic expansion door: the automatic expansion door is mainly composed of door body, driver and control system.
门体采用优质不锈钢及铝合金专用型材制作，采用平行四边形原理铰接，伸缩灵活行程大。
The door body is made of high-quality stainless steel and aluminum alloy special profiles. It is hinged on the principle of parallelogram, with large flexible expansion stroke.
驱动器采用特种电机驱动，蜗杆蜗轮减速，并没有手动离合器，停电时可手动启闭。
The driver is driven by a special motor, the worm and worm gear decelerate, there is no manual clutch, and it can be opened and closed manually in case of power failure.
控制系统有控制板，按钮开关，另可根据用户

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需求配备无线遥控装置。可配备滚动显示屏，显示500字的显示内容。还可配备智能红外线双探头防碰撞装置，遇人或异物20-30CM可自动返回运行，从而保障车辆及行人的安全。
The control system has control panel, button switch, and wireless remote control device according to the user's requirements. It can be equipped with a rolling display to display 500 words of display content. It can also be equipped with intelligent infrared dual probe anti-collision device, which can automatically return to operation when encountering people or foreign matters 20-30cm, so as to ensure the safety of vehicles and pedestrian