懸(xuan)臂(bei)吊起(qi)重機工(gong)(gong)作強(qiang)度為(wei)輕型,起(qi)重機由立柱(zhu),回轉臂(bei)回轉驅動(dong)(dong)裝(zhuang)置及電動(dong)(dong)葫(hu)蘆組成,立柱(zhu)下端通過地腳螺栓固(gu)定在(zai)混凝土基礎上(shang),由擺(bai)線(xian)針輪減(jian)速裝(zhuang)置來驅動(dong)(dong)懸(xuan)臂(bei)回轉,電動(dong)(dong)葫(hu)蘆在(zai)懸(xuan)臂(bei)工(gong)(gong)字(zi)鋼上(shang)作左右(you)直線(xian)運(yun)行(xing)(xing),并起(qi)吊重物。起(qi)重機旋臂(bei)為(wei)空心(xin)型鋼結(jie)構,自重輕,跨(kua)度大,起(qi)重量大,經濟耐用(yong)。內置式行(xing)(xing)走(zou)機構,采用(yong)帶(dai)滾動(dong)(dong)軸(zhou)承的特(te)種工(gong)(gong)程(cheng)塑料走(zou)輪,摩擦力小,行(xing)(xing)走(zou)輕快;結(jie)構尺寸小,特(te)別有利(li)于(yu)提高(gao)吊鉤行(xing)(xing)程(cheng)。