浅谈公共交通型自动扶梯梯级链的保养

Talk about the Maintenance of Step Chains of Public Service Escalator

分析了公共交通型自动扶梯为什么比普通自动扶梯需要更高的技术要求；讨论了公共交通型自动扶梯梯级链润滑存在的问题，并给出了具体的改进方案。

This paper analyzes the reasons which the technical requirements of public service escalator are stricter than common escalator, discusses on the lubrication of step chains of public service escalator and puts forward the improving proposal aiming at existing problems.