直頂式升(sheng)(sheng)降機(ji)是用于貨(huo)物升(sheng)(sheng)降的液(ye)壓升(sheng)(sheng)降機(ji)械(xie)設(she)備，采用液(ye)壓驅(qu)動(dong)(dong)的方式驅(qu)動(dong)(dong)轎廂進行升(sheng)(sheng)降動(dong)(dong)作(zuo)。設(she)備由主(zhu)骨架、轎廂、液(ye)壓動(dong)(dong)力系統(tong)以及電控系統(tong)等組成，此設(she)備屬于剛性連接避免軟性牽引如鏈條、鋼絲斷裂導致轎廂從高(gao)處掉落的風險(xian)。