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絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)活(huo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)重(zhong)要包含(han)垂(chui)直升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)活(huo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)跟(gen)水(shui)(shui)平(ping)挪(nuo)(nuo)(nuo)(nuo)(nuo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，并(bing)且(qie)請求輕巧、結構(gou)緊(jin)湊、噪聲低、運(yun)行(xing)(xing)(xing)平(ping)穩跟(gen)保(bao)(bao)(bao)(bao)險(xian)堅固，綜合(he)考慮，絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)的(de)(de)(de)(de)(de)(de)機(ji)(ji)(ji)(ji)(ji)(ji)械傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)裝(zhuang)(zhuang)(zhuang)(zhuang)置采(cai)取(qu)(qu)嚙合(he)傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)(de)(de)(de)(de)情勢，該結構(gou)中重(zhong)要采(cai)取(qu)(qu)的(de)(de)(de)(de)(de)(de)是(shi)蝸(gua)(gua)(gua)輪(lun)(lun)蝸(gua)(gua)(gua)桿(gan)(gan)傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)、齒(chi)(chi)(chi)(chi)輪(lun)(lun)傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)跟(gen)帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)。螺(luo)旋(xuan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)由(you)(you)蝸(gua)(gua)(gua)輪(lun)(lun)蝸(gua)(gua)(gua)桿(gan)(gan)、箱體(ti)、軸承、絲(si)(si)杠(gang)等(deng)(deng)(deng)零(ling)部件組成(cheng)。工(gong)(gong)(gong)(gong)作原理(li)(li)為(wei)(wei)(wei)(wei)：電(dian)機(ji)(ji)(ji)(ji)(ji)(ji)或者(zhe)手動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)驅動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)蝸(gua)(gua)(gua)桿(gan)(gan)旋(xuan)轉，蝸(gua)(gua)(gua)桿(gan)(gan)驅動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)蝸(gua)(gua)(gua)輪(lun)(lun)減速(su)(su)(su)(su)(su)旋(xuan)轉，蝸(gua)(gua)(gua)輪(lun)(lun)內(nei)腔加工(gong)(gong)(gong)(gong)為(wei)(wei)(wei)(wei)內(nei)螺(luo)紋，驅動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)絲(si)(si)杠(gang)上下(xia)移(yi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，由(you)(you)于(yu)內(nei)部有(you)(you)蝸(gua)(gua)(gua)輪(lun)(lun)蝸(gua)(gua)(gua)桿(gan)(gan)，絲(si)(si)杠(gang)的(de)(de)(de)(de)(de)(de)減速(su)(su)(su)(su)(su)作用(yong)(yong)(yong)(yong)，達(da)到放(fang)大(da)(da)推(tui)力(li)的(de)(de)(de)(de)(de)(de)作用(yong)(yong)(yong)(yong)。齒(chi)(chi)(chi)(chi)輪(lun)(lun)減速(su)(su)(su)(su)(su)機(ji)(ji)(ji)(ji)(ji)(ji)原動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)機(ji)(ji)(ji)(ji)(ji)(ji)和(he)工(gong)(gong)(gong)(gong)作機(ji)(ji)(ji)(ji)(ji)(ji)之(zhi)間(jian)(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)獨(du)立(li)的(de)(de)(de)(de)(de)(de)閉式傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)裝(zhuang)(zhuang)(zhuang)(zhuang)置，用(yong)(yong)(yong)(yong)來降(jiang)(jiang)低轉速(su)(su)(su)(su)(su)和(he)增(zeng)大(da)(da)轉矩，以滿足(zu)工(gong)(gong)(gong)(gong)作需要，在(zai)(zai)某些(xie)場(chang)合(he)也用(yong)(yong)(yong)(yong)來增(zeng)速(su)(su)(su)(su)(su)，稱為(wei)(wei)(wei)(wei)增(zeng)速(su)(su)(su)(su)(su)器。HB工(gong)(gong)(gong)(gong)業(ye)齒(chi)(chi)(chi)(chi)輪(lun)(lun)箱承受(shou)來自(zi)風輪(lun)(lun)的(de)(de)(de)(de)(de)(de)作用(yong)(yong)(yong)(yong)力(li)和(he)齒(chi)(chi)(chi)(chi)輪(lun)(lun)傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)時產生(sheng)的(de)(de)(de)(de)(de)(de)反(fan)力(li)，必須(xu)(xu)具(ju)有(you)(you)足(zu)夠的(de)(de)(de)(de)(de)(de)剛性(xing)去(qu)承受(shou)力(li)和(he)力(li)矩的(de)(de)(de)(de)(de)(de)作用(yong)(yong)(yong)(yong)，防止(zhi)變(bian)形，保(bao)(bao)(bao)(bao)證傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)質(zhi)量。齒(chi)(chi)(chi)(chi)輪(lun)(lun)箱箱體(ti)的(de)(de)(de)(de)(de)(de)設計應(ying)按照(zhao)風電(dian)機(ji)(ji)(ji)(ji)(ji)(ji)組動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)力(li)傳(chuan)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)(de)(de)(de)(de)布(bu)(bu)局安排、加工(gong)(gong)(gong)(gong)和(he)裝(zhuang)(zhuang)(zhuang)(zhuang)配條件、便于(yu)檢查和(he)維(wei)護(hu)等(deng)(deng)(deng)要求來進(jin)行(xing)(xing)(xing)。絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)工(gong)(gong)(gong)(gong)作原理(li)(li)如圖2所(suo)示，升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)布(bu)(bu)帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)一(yi)(yi)端固定(ding)在(zai)(zai)纏帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)輪(lun)(lun)上，一(yi)(yi)端通過布(bu)(bu)帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)拉(la)環(huan)掛在(zai)(zai)滑輪(lun)(lun)上。 能(neng)(neng)(neng)源由(you)(you)電(dian)念頭(tou)輸出，分辨(bian)經(jing)過蝸(gua)(gua)(gua)桿(gan)(gan)、蝸(gua)(gua)(gua)輪(lun)(lun)、小齒(chi)(chi)(chi)(chi)輪(lun)(lun)跟(gen)大(da)(da)齒(chi)(chi)(chi)(chi)輪(lun)(lun)減速(su)(su)(su)(su)(su)后傳(chuan)遞給纏帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)輪(lun)(lun)，纏帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)輪(lun)(lun)帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)布(bu)(bu)帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)轉動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，使(shi)絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)實(shi)(shi)現(xian)(xian)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)作，滑輪(lun)(lun)在(zai)(zai)軌道的(de)(de)(de)(de)(de)(de)槽(cao)面(mian)中挪(nuo)(nuo)(nuo)(nuo)(nuo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)進(jin)行(xing)(xing)(xing)水(shui)(shui)平(ping)挪(nuo)(nuo)(nuo)(nuo)(nuo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)。為(wei)(wei)(wei)(wei)了保(bao)(bao)(bao)(bao)障(zhang)(zhang)(zhang)被升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)者(zhe)的(de)(de)(de)(de)(de)(de)保(bao)(bao)(bao)(bao)險(xian)，設置了保(bao)(bao)(bao)(bao)險(xian)裝(zhuang)(zhuang)(zhuang)(zhuang)置，在(zai)(zai)大(da)(da)齒(chi)(chi)(chi)(chi)輪(lun)(lun)上裝(zhuang)(zhuang)(zhuang)(zhuang)置了扭簧跟(gen)止(zhi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)扣(kou)，并(bing)在(zai)(zai)支(zhi)架(jia)上裝(zhuang)(zhuang)(zhuang)(zhuang)置一(yi)(yi)個固定(ding)螺(luo)栓(shuan)，當(dang)電(dian)念頭(tou)以畸(ji)(ji)(ji)形速(su)(su)(su)(su)(su)度(du)運(yun)行(xing)(xing)(xing)時，扭簧拉(la)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)止(zhi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)扣(kou)與(yu)大(da)(da)齒(chi)(chi)(chi)(chi)輪(lun)(lun)一(yi)(yi)起(qi)轉動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，纏帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)輪(lun)(lun)可(ke)(ke)能(neng)(neng)(neng)畸(ji)(ji)(ji)形旋(xuan)轉，保(bao)(bao)(bao)(bao)障(zhang)(zhang)(zhang)絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)以畸(ji)(ji)(ji)形的(de)(de)(de)(de)(de)(de)速(su)(su)(su)(su)(su)度(du)回(hui)升(sheng)(sheng)(sheng)(sheng)跟(gen)降(jiang)(jiang)落(luo)；當(dang)呈現(xian)(xian)故障(zhang)(zhang)(zhang)時，因(yin)為(wei)(wei)(wei)(wei)絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)箱體(ti)的(de)(de)(de)(de)(de)(de)自(zi)重(zhong)以及殘(can)(can)(can)障(zhang)(zhang)(zhang)者(zhe)的(de)(de)(de)(de)(de)(de)體(ti)重(zhong)，使(shi)得(de)(de)絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)急(ji)速(su)(su)(su)(su)(su)下(xia)落(luo)，大(da)(da)齒(chi)(chi)(chi)(chi)輪(lun)(lun)在(zai)(zai)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)布(bu)(bu)帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)的(de)(de)(de)(de)(de)(de)拉(la)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)下(xia)急(ji)速(su)(su)(su)(su)(su)轉動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，使(shi)得(de)(de)離心(xin)力(li)大(da)(da)于(yu)扭簧的(de)(de)(de)(de)(de)(de)拉(la)力(li)，此時止(zhi)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)扣(kou)被放(fang)松(song)，卡在(zai)(zai)支(zhi)架(jia)的(de)(de)(de)(de)(de)(de)固定(ding)螺(luo)栓(shuan)上，大(da)(da)齒(chi)(chi)(chi)(chi)輪(lun)(lun)結束(shu)轉動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)結束(shu)下(xia)落(luo)，避(bi)免被升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)者(zhe)跌落(luo)。 為(wei)(wei)(wei)(wei)了滿意下(xia)肢殘(can)(can)(can)障(zhang)(zhang)(zhang)者(zhe)跟(gen)舉動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)不便的(de)(de)(de)(de)(de)(de)老年人(ren)的(de)(de)(de)(de)(de)(de)多(duo)(duo)種(zhong)須(xu)(xu)要，幫(bang)(bang)助他(ta)們實(shi)(shi)現(xian)(xian)入(ru)浴、如廁(ce)、就(jiu)餐以及下(xia)肢痊愈(yu)練習等(deng)(deng)(deng)基(ji)本(ben)活(huo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)重(zhong)要有(you)(you)以下(xia)多(duo)(duo)少項功(gong)(gong)能(neng)(neng)(neng)。1)垂(chui)直升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)功(gong)(gong)能(neng)(neng)(neng)：因(yin)為(wei)(wei)(wei)(wei)下(xia)肢殘(can)(can)(can)障(zhang)(zhang)(zhang)者(zhe)無奈站破，所(suo)以絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)應(ying)當(dang)具(ju)備垂(chui)直升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)功(gong)(gong)能(neng)(neng)(neng)，將殘(can)(can)(can)障(zhang)(zhang)(zhang)者(zhe)從(cong)床上或室(shi)(shi)(shi)內(nei)其余場(chang)合(he)吊起(qi)，這(zhe)樣在(zai)(zai)水(shui)(shui)平(ping)移(yi)位的(de)(de)(de)(de)(de)(de)時候就(jiu)可(ke)(ke)能(neng)(neng)(neng)超(chao)出室(shi)(shi)(shi)內(nei)地面(mian)妨礙(ai)物，使(shi)運(yun)行(xing)(xing)(xing)更加暢通，并(bing)且(qie)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)到一(yi)(yi)定(ding)的(de)(de)(de)(de)(de)(de)高度(du)，不僅可(ke)(ke)能(neng)(neng)(neng)便利殘(can)(can)(can)障(zhang)(zhang)(zhang)者(zhe)到高處取(qu)(qu)物，例如拿起(qi)書(shu)架(jia)上的(de)(de)(de)(de)(de)(de)書(shu)，而且(qie)為(wei)(wei)(wei)(wei)護(hu)理(li)(li)人(ren)員減輕了累贅。2)水(shui)(shui)平(ping)挪(nuo)(nuo)(nuo)(nuo)(nuo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)功(gong)(gong)能(neng)(neng)(neng)：下(xia)肢殘(can)(can)(can)障(zhang)(zhang)(zhang)者(zhe)大(da)(da)多(duo)(duo)數都舉動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)不便，無奈自(zi)己挪(nuo)(nuo)(nuo)(nuo)(nuo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)到其余場(chang)合(he)實(shi)(shi)現(xian)(xian)基(ji)本(ben)的(de)(de)(de)(de)(de)(de)日常活(huo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，因(yin)此絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)必須(xu)(xu)有(you)(you)水(shui)(shui)平(ping)挪(nuo)(nuo)(nuo)(nuo)(nuo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)功(gong)(gong)能(neng)(neng)(neng)，幫(bang)(bang)助殘(can)(can)(can)障(zhang)(zhang)(zhang)者(zhe)從(cong)臥室(shi)(shi)(shi)挪(nuo)(nuo)(nuo)(nuo)(nuo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)到衛生(sheng)間(jian)(jian)(jian)(jian)、浴室(shi)(shi)(shi)跟(gen)餐廳等(deng)(deng)(deng)房(fang)間(jian)(jian)(jian)(jian)，便利其進(jin)行(xing)(xing)(xing)如廁(ce)、入(ru)浴跟(gen)就(jiu)餐等(deng)(deng)(deng)活(huo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)。3)過門換(huan)帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)功(gong)(gong)能(neng)(neng)(neng)：因(yin)為(wei)(wei)(wei)(wei)兩(liang)個房(fang)間(jian)(jian)(jian)(jian)之(zhi)間(jian)(jian)(jian)(jian)個別會被門框(kuang)、隔墻(qiang)等(deng)(deng)(deng)隔斷，在(zai)(zai)買通門框(kuang)、隔墻(qiang)的(de)(de)(de)(de)(de)(de)前提下(xia)，須(xu)(xu)要頂(ding)置式絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)存在(zai)(zai)過門換(huan)帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)功(gong)(gong)能(neng)(neng)(neng)，這(zhe)樣只有(you)(you)在(zai)(zai)每個房(fang)間(jian)(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)天(tian)花板上裝(zhuang)(zhuang)(zhuang)(zhuang)置軌道，殘(can)(can)(can)障(zhang)(zhang)(zhang)者(zhe)就(jiu)可(ke)(ke)能(neng)(neng)(neng)輕松(song)地在(zai)(zai)屋內(nei)各個房(fang)間(jian)(jian)(jian)(jian)挪(nuo)(nuo)(nuo)(nuo)(nuo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，增(zeng)加殘(can)(can)(can)障(zhang)(zhang)(zhang)者(zhe)的(de)(de)(de)(de)(de)(de)活(huo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)范疇。4)步(bu)(bu)行(xing)(xing)(xing)練習功(gong)(gong)能(neng)(neng)(neng)：對須(xu)(xu)要進(jin)行(xing)(xing)(xing)步(bu)(bu)行(xing)(xing)(xing)練習的(de)(de)(de)(de)(de)(de)殘(can)(can)(can)障(zhang)(zhang)(zhang)者(zhe)，只須(xu)(xu)要在(zai)(zai)絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)上裝(zhuang)(zhuang)(zhuang)(zhuang)置步(bu)(bu)行(xing)(xing)(xing)練習用(yong)(yong)(yong)(yong)的(de)(de)(de)(de)(de)(de)軟支(zhi)撐(cheng)吊具(ju)，就(jiu)可(ke)(ke)能(neng)(neng)(neng)進(jin)行(xing)(xing)(xing)步(bu)(bu)行(xing)(xing)(xing)練習。絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)合(he)乎人(ren)機(ji)(ji)(ji)(ji)(ji)(ji)工(gong)(gong)(gong)(gong)程學的(de)(de)(de)(de)(de)(de)請求，可(ke)(ke)能(neng)(neng)(neng)在(zai)(zai)護(hu)理(li)(li)人(ren)員的(de)(de)(de)(de)(de)(de)幫(bang)(bang)助下(xia)實(shi)(shi)現(xian)(xian)室(shi)(shi)(shi)內(nei)、室(shi)(shi)(shi)間(jian)(jian)(jian)(jian)的(de)(de)(de)(de)(de)(de)挪(nuo)(nuo)(nuo)(nuo)(nuo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，設計了保(bao)(bao)(bao)(bao)險(xian)裝(zhuang)(zhuang)(zhuang)(zhuang)置，保(bao)(bao)(bao)(bao)障(zhang)(zhang)(zhang)被升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)者(zhe)的(de)(de)(de)(de)(de)(de)保(bao)(bao)(bao)(bao)險(xian)。簡(jian)單、堅固的(de)(de)(de)(de)(de)(de)換(huan)帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)機(ji)(ji)(ji)(ji)(ji)(ji)構(gou)設計，使(shi)絲(si)(si)桿(gan)(gan)升(sheng)(sheng)(sheng)(sheng)降(jiang)(jiang)機(ji)(ji)(ji)(ji)(ji)(ji)存在(zai)(zai)換(huan)帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)過門的(de)(de)(de)(de)(de)(de)功(gong)(gong)能(neng)(neng)(neng)，可(ke)(ke)能(neng)(neng)(neng)實(shi)(shi)當(dang)初不同房(fang)間(jian)(jian)(jian)(jian)中挪(nuo)(nuo)(nuo)(nuo)(nuo)動(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)(dong)，給護(hu)理(li)(li)人(ren)員跟(gen)殘(can)(can)(can)障(zhang)(zhang)(zhang)人(ren)士(shi)帶(dai)(dai)(dai)(dai)(dai)(dai)(dai)來便利。
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