塔吊的液壓該(gai)如(ru)何(he)控制?我們(men)一起來看看
隨(sui)著建(jian)筑塔(ta)吊(diao)出租行業的不(bu)斷發展,現在(zai)很(hen)多的建(jian)筑塔(ta)吊(diao)設備的使(shi)用技術也隨(sui)之增加,塔(ta)吊(diao)液壓頂升(sheng)系統(tong)通過(guo)頂升(sheng)和(he)下降塔(ta)吊(diao)套架來(lai)實(shi)現增加或(huo)減(jian)少標(biao)準節,使(shi)塔(ta)吊(diao)能隨(sui)著建(jian)筑物高度(du)變化而升(sheng)高或(huo)降低(di),從而滿足不(bu)同高度(du)建(jian)筑物的垂直運輸需要。
該系(xi)統主要由液(ye)(ye)壓(ya)(ya)(ya)(ya)(ya)(ya)泵站、液(ye)(ye)壓(ya)(ya)(ya)(ya)(ya)(ya)頂(ding)升(sheng)油缸(gang)、鎖閥及高(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)軟管組成;在(zai)(zai)塔吊頂(ding)升(sheng)作業時,系(xi)統需要承載塔吊上(shang)部結構三十多噸的重量(liang),系(xi)統工作壓(ya)(ya)(ya)(ya)(ya)(ya)力(li)達到18Mpa以上(shang),屬于高(gao)壓(ya)(ya)(ya)(ya)(ya)(ya)液(ye)(ye)壓(ya)(ya)(ya)(ya)(ya)(ya)系(xi)統。該系(xi)統具有體(ti)積小、重量(liang)輕、比功率大(da)、運行平(ping)穩等優點,但同時又存在(zai)(zai)傳動效率低、易產生故障等缺(que)陷。
由于塔吊的液(ye)壓(ya)(ya)頂升(sheng)系(xi)(xi)統(tong)屬于密封(feng)帶壓(ya)(ya)的管路循環系(xi)(xi)統(tong),管路中油液(ye)的流(liu)動情況(kuang),液(ye)壓(ya)(ya)元(yuan)件內部的零件動作(zuo)和密封(feng)是(shi)否(fou)損壞(huai)都不(bu)易察覺到,因此分析故(gu)(gu)(gu)障的原因和判斷(duan)故(gu)(gu)(gu)障的部位(wei)都比較(jiao)困難。有眾(zhong)多(duo)塔吊事(shi)故(gu)(gu)(gu)中,半數(shu)是(shi)因為(wei)系(xi)(xi)統(tong)出現故(gu)(gu)(gu)障后處置不(bu)當而(er)引發的,為(wei)避免(mian)重大設(she)備事(shi)故(gu)(gu)(gu)發生(sheng),如何(he)預防液(ye)壓(ya)(ya)頂升(sheng)系(xi)(xi)統(tong)故(gu)(gu)(gu)障就(jiu)成了一(yi)個急待解決的的問題。