塔(ta)吊的液壓該如何(he)控(kong)制?我們一起來看(kan)看(kan)
隨(sui)著建(jian)筑塔(ta)吊出租行業(ye)的(de)不斷(duan)發展,現在很(hen)多的(de)建(jian)筑塔(ta)吊設(she)備的(de)使(shi)用技術也隨(sui)之增(zeng)加(jia),塔(ta)吊液(ye)壓頂升(sheng)(sheng)(sheng)系統(tong)通過頂升(sheng)(sheng)(sheng)和下(xia)降(jiang)塔(ta)吊套架(jia)來實現增(zeng)加(jia)或(huo)減(jian)少標(biao)準節,使(shi)塔(ta)吊能隨(sui)著建(jian)筑物(wu)高(gao)度變化(hua)而升(sheng)(sheng)(sheng)高(gao)或(huo)降(jiang)低,從而滿足不同高(gao)度建(jian)筑物(wu)的(de)垂直運輸需要。
該系(xi)統(tong)(tong)主要(yao)(yao)由(you)液壓(ya)(ya)泵(beng)站、液壓(ya)(ya)頂(ding)升(sheng)(sheng)油(you)缸、鎖閥及高壓(ya)(ya)軟管組成;在塔吊(diao)頂(ding)升(sheng)(sheng)作(zuo)業(ye)時,系(xi)統(tong)(tong)需要(yao)(yao)承載塔吊(diao)上部結構三十(shi)多(duo)噸的重量,系(xi)統(tong)(tong)工作(zuo)壓(ya)(ya)力(li)達(da)到(dao)18Mpa以上,屬于高壓(ya)(ya)液壓(ya)(ya)系(xi)統(tong)(tong)。該系(xi)統(tong)(tong)具有體積小、重量輕、比功率(lv)大、運行平穩等(deng)優點(dian),但同時又(you)存在傳動效率(lv)低(di)、易產生故障等(deng)缺陷。
由于塔(ta)(ta)吊的(de)(de)(de)(de)(de)液壓(ya)頂升系統(tong)(tong)屬于密封(feng)帶壓(ya)的(de)(de)(de)(de)(de)管路循環(huan)系統(tong)(tong),管路中(zhong)油液的(de)(de)(de)(de)(de)流(liu)動情況,液壓(ya)元(yuan)件(jian)內部的(de)(de)(de)(de)(de)零(ling)件(jian)動作和密封(feng)是(shi)(shi)否損壞都不(bu)易察覺到(dao),因(yin)此分析(xi)故(gu)(gu)(gu)障的(de)(de)(de)(de)(de)原因(yin)和判斷(duan)故(gu)(gu)(gu)障的(de)(de)(de)(de)(de)部位都比較困難。有眾多塔(ta)(ta)吊事故(gu)(gu)(gu)中(zhong),半數是(shi)(shi)因(yin)為系統(tong)(tong)出(chu)現故(gu)(gu)(gu)障后處置不(bu)當(dang)而引(yin)發(fa)的(de)(de)(de)(de)(de),為避(bi)免重大設備事故(gu)(gu)(gu)發(fa)生,如(ru)何預防液壓(ya)頂升系統(tong)(tong)故(gu)(gu)(gu)障就成了(le)一(yi)個急待(dai)解(jie)決的(de)(de)(de)(de)(de)的(de)(de)(de)(de)(de)問題。