又稱梁式起重機,其結構組成與普通橋式起重機類似。起重量、跨度和工作速度均較小。橋架主梁是由工字鋼或其他型鋼和板鋼組成的簡單截麵梁,用手拉葫蘆或電動葫蘆peishangjianyixiaochezuoweiqizhongxiaoche,xiaocheyibanzaigongziliangdexiayiyuanshangyunxing。qiaojiakeyiyangaojiashangdeguidaoyunxing,yekeyanxuandiaozaigaojiaxiamiandeguidaoyunxing,zhezhongqizhongjichengweixuangualiangshiqizhongji。