Analyses reason that suspension system of electrical vibration convey coal machine is breaked under cleek coal store,changes suspension system into supporting system,that dispel effect of sector.

• 分析了屯兰矿选煤厂原煤仓下电振给煤机吊挂系统损坏频繁的原因，将吊挂式改为支应安装方式，消除了环节影响。