卷(juan)(juan)揚(yang)機(ji)(ji),用卷(juan)(juan)筒(tong)纏繞鋼絲繩或(huo)鏈條(tiao)提(ti)升或(huo)牽引重(zhong)(zhong)(zhong)物的輕小型起重(zhong)(zhong)(zhong)設備,又稱絞車。卷(juan)(juan)揚(yang)機(ji)(ji)可以垂直(zhi)提(ti)升、水平(ping)或(huo)傾斜拽引重(zhong)(zhong)(zhong)物。卷(juan)(juan)揚(yang)機(ji)(ji)分(fen)為手動卷(juan)(juan)揚(yang)機(ji)(ji)、電動卷(juan)(juan)揚(yang)機(ji)(ji)及液壓卷(juan)(juan)揚(yang)機(ji)(ji)三種。
以電動卷揚機(ji)為主(zhu)(zhu)。可單獨使用(yong),也可作(zuo)起(qi)重、筑路和(he)礦井提升等機(ji)械中(zhong)的組(zu)成部件,因操作(zuo)簡單、繞繩(sheng)量大、移(yi)置方便而廣泛應用(yong)。主(zhu)(zhu)要運(yun)用(yong)于建筑、水利工程、林業、礦山、碼(ma)頭等的物料升降或平拖。