如今私家车成了出行的常用交通工具,但车多就会导致停车位不足、空间狭窄,车辆间难免磕磕碰碰,还会引起伤亡事故。现在,我设计了一款防碰撞汽车车门提醒装置,希望能有效地解决以上问题。这套装置的首要设计是车门感应器。车门的侧面和正面各有一个红外线漫反射感应器(右图1,2)、车内电源、开关(右图3)和蜂 Nowadays, private cars have become the common means of transportation. However, the lack of parking spaces and the narrow space will inevitably result in casualties. Now, I designed an anti-collision car door reminder device, hoping to effectively solve the above problems. The primary design of this device is the door sensor. Each side of the door and the front have an infrared diffuse sensor (Figure 1, 2, right), the car power, switch (Figure 3 right) and bee