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笔者公司新进一批东风杭汽客车,车辆在行驶过程中,行李箱门会突然自动弹开,翘起的行李箱门撞向车旁的行人和车辆,造成了多起严重的交通事故。厂家解决的方法只是在行李箱门里装上保险链条,当行李箱门弹开后,保险链条拉住门使它不能开到最大,但保险链条是有一定长度的,行李箱门弹开后,它只减小了行李箱门的开度,并不能防止行李箱门自动弹开。为了彻底解决这个安全隐患,公司要求尽快找出原因及相应对策。我们一开始也无从入手,客车的行李箱门采用气弹簧杆和铰链机构。为了找出事故发生的真正原因,我们首先分析了行李箱门的结构及受力状况。
The author of a new batch of companies Dongfeng Hangzhou Automobile Bus, the vehicle in the driving process, the luggage door will suddenly automatically bounced, tilt the trunk door crashed into the car and pedestrians, resulting in a number of serious traffic accidents. Manufacturers to solve the method is only installed in the trunk door insurance chain, when the trunk door bounced, the insurance chain pulled the door so that it can not open to the maximum, but the insurance chain is a certain length of the trunk door bounce , It only reduces the opening of the trunk door and does not prevent the trunk door from bouncing off automatically. In order to completely solve this security risk, the company asked to find out the reasons and countermeasures as soon as possible. We did not start with the beginning, the trunk of the bus using gas spring rod and hinge mechanism. In order to find out the real cause of the accident, we first analyze the structure and stress of the trunk door.