CD1、MD1型xing電dian動dong葫hu蘆lu的de運yun行xing機ji構gou也ye稱cheng電dian動dong小xiao車che
，由you帶dai製zhi動dong器qi的de錐zhui形xing轉zhuan子zi電dian動dong機ji通tong過guo運yun行xing減jian速su器qi帶dai動dong小xiao車che的de一yi對dui主zhu動dong輪lun
，使shi整zheng個ge電dian動dong葫hu蘆lu沿yan著zhe工gong字zi鋼gang軌gui道dao移yi動dong的de裝zhuang置zhi。