電(dian)梯(ti)采(cai)用(yong)的(de)是(shi)機(ji)一(yi)電(dian)摩(mo)擦(ca)型(xing)常(chang)閉(bi)式(shi)製(zhi)動(dong)器(qi),所(suo)謂(wei)常(chang)閉(bi)式(shi)製(zhi)動(dong)器(qi),指(zhi)機(ji)械(xie)不(bu)工(gong)作(zuo)時(shi)製(zhi)動(dong)器(qi)製(zhi)動(dong),機(ji)械(xie)運(yun)轉(zhuan)時(shi)鬆(song)閘(zha)。電(dian)梯(ti)製(zhi)動(dong)時(shi),依(yi)靠(kao)機(ji)械(xie)力(li)的(de)作(zuo)用(yong),使(shi)製(zhi)動(dong)帶(dai)與(yu)製(zhi)動(dong)輪(lun)摩(mo)擦(ca)而(er)產(chan)生(sheng)製(zhi)動(dong)力(li)矩(ju);電梯運行時,依靠電磁力使製動器鬆閘,因此又稱電磁製動器。
製動器是保證電梯安全運行的基本裝置,對電梯製動器的要求是:能產生足夠的製動力矩,...