At present the company overlord of long using tandems, shock absorber return the problem, based on the current situation of the shock absorber technology this principle and structure analysis and improve the shock failure mode. 目前公司霸王隆款三轮车所使用的减震器退货较多,针对该问题,本文结合当前的减震器技术现状阐述减震器的原理结构,深入分析减震器的失效模式并作改进。