SS4型机车抱轮式单元制动器闸瓦钎孔断的原因及措施  

The Reasons and Measures of the Bit Hole Break of Brake Shoe of SS4 Locomotive Hold-Wheel Type Unit Brake

作　　者：舒栋 SHU Dong

机构地区：[1]太原局集团有限公司太北检修车间,山西太原030003

出　　处：《山西科技》2020年第6期135-137,共3页Shanxi Science and Technology

摘　　要：以SS4型电力机车为例,通过对抱轮式单元制动器闸瓦在闸瓦托中的受力分析以及对在用机车闸瓦使用情况的普查,得出了闸瓦钎孔断的原因,给出了相应的整顿措施。Taking SS4 electric locomotive as an example,the reasons of brake shoe bit hole breaking is obtained by analyzing the force of brake shoe in brake shoe support of holding-wheel type unit and surveying the usage of brake shoe of locomotive in use,and the corresponding rectification measures are given.

关 键 词：电力机车 单元制动器 闸瓦钎孔 

分 类 号：U260.351[机械工程—车辆工程]