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數(shu)量(liang)多(duo)的(de)一(yi)種(zhong)起(qi)重(zhong)機(ji)械(xie)。高(gao)架(jia)起(qi)重(zhong)機(ji)的(de)提(ti)升(sheng)機(ji)構(gou)由(you)提(ti)升(sheng)馬(ma)達(da)，減(jian)速(su)器(qi)，卷(juan)盤(pan)，製(zhi)動(dong)器(qi)等(deng)組(zu)成(cheng)。提(ti)升(sheng)電(dian)機(ji)通(tong)過(guo)聯(lian)軸(zhou)器(qi)與(yu)減(jian)速(su)器(qi)相(xiang)連(lian)，製(zhi)動(dong)輪(lun)，減(jian)速(su)器(qi)的(de)輸(shu)出(chu)軸(zhou)與(yu)繞(rao)線(xian)鋼(gang)絲(si)繩(sheng)的(de)卷(juan)盤(pan)相(xiang)連(lian)接(jie)。橋(qiao)式(shi)起(qi)重(zhong)機(ji)是(shi)橫(heng)架(jia)於(yu)車(che)間(jian)鋼(gang)絲(si)繩(sheng)的(de)另(ling)倉(cang)庫(ku)和(he)料(liao)場(chang)上(shang)空(kong)進(jin)行(xing)物(wu)料(liao)吊(diao)運(yun)的(de)起(qi)重(zhong)設(she)備(bei)。由(you)於(yu)它(ta)的(de)兩(liang)端(duan)坐(zuo)落(luo)在(zai)高(gao)大(da)的(de)水(shui)泥(ni)柱(zhu)或(huo)者(zhe)金(jin)屬(shu)支(zhi)架(jia)上(shang)。形(xing)狀(zhuang)似(si)橋(qiao)。橋(qiao)式(shi)起(qi)重(zhong)機(ji)的(de)橋(qiao)架(jia)沿(yan)鋪(pu)設(she)在(zai)兩(liang)側(ce)高(gao)架(jia)上(shang)的(de)軌(gui)道(dao)縱(zong)向(xiang)運(yun)行(xing)。可(ke)以(yi)充(chong)分(fen)利(li)用(yong)橋(qiao)架(jia)下(xia)麵(mian)的(de)空(kong)間(jian)吊(diao)運(yun)物(wu)料(liao)。不(bu)受(shou)地(di)麵(mian)設(she)備(bei)的(de)阻(zu)礙(ai)。它(ta)是(shi)使(shi)用(yong)範(fan)圍(wei)廣(guang)。
