QL type screw jack
Features: compact structure, short size, light weight, easy to carry.
Uses: Widely used in lifting operations in factories, warehouses, bridges, docks, transportation and construction engineering.
Uses: Widely used in lifting operations in factories, warehouses, bridges, docks, transportation and construction engineering.
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Product Introduction
產(chǎn)品信息
螺旋千斤頂?shù)穆菁y無(wú)自鎖作用,裝有制動(dòng)器。放松制動(dòng)器,重物即可自行快速 下降,縮短返程時(shí)間,但這種千斤頂構(gòu)造較復(fù)雜。螺旋千斤頂能長(zhǎng)期支持重物,最大起重量已達(dá)100噸, 應(yīng)用較廣。其結(jié)構(gòu)緊湊,合理的利用搖桿的擺動(dòng),使小齒輪轉(zhuǎn)動(dòng),經(jīng)一對(duì)圓錐齒輪合運(yùn)轉(zhuǎn),帶動(dòng)螺桿旋轉(zhuǎn) ,推動(dòng)升降套筒,從而重物上升或下降。
功能特點(diǎn)
內(nèi)部與螺桿配合的螺母采用鋁合金材料,具有很高的力學(xué)性能及潤(rùn)滑性能
使千斤頂在使用時(shí)更安全可靠,使用壽命更長(zhǎng)
蝸輪配有深溝球軸承和推力球軸承,蝸桿配有粉末冶金套和推力球軸承
內(nèi)部采用蝸輪蝸桿傳動(dòng)比大,工作效率高
承受徑向軸向力使千斤頂起和下降更穩(wěn)定
重型設(shè)計(jì)專(zhuān)業(yè)安全
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