电动伸缩门智能红外线探头防碰撞装置门体在关闭过程中遇人或异物30-50cm可自动返回运行，从而保障车辆及行人的安全。 标准结构:门排内空（即前后相临两大弯主管之间的距离，不含主管尺寸）采用伸缩门标准尺寸320mm，保证交叉管最固，并大大减少运行噪音。
The intelligent infrared probe anti-collision device of the electric retractable door can automatically return to operation when the door body encounters people or foreign matters 30-50cm in the process of closing, so as to ensure the safety of vehicles and pedestrians. Standard structure: the inner space of the door row (i.e. the distance between the front and rear adjacent main pipes of two big bends, excluding the size of main pipes) adopts the standard size of the expansion door of 320mm, to ensure the strongest cross pipe and greatly reduce the running noise.