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塔吊電氣設備

發表時間:2022-08-15 07:59

塔(ta)機(ji)(ji)的(de)(de)(de)(de)(de)(de)(de)主要(yao)(yao)電(dian)(dian)氣(qi)(qi)設(she)備包括:電(dian)(dian)纜卷(juan)筒-中(zhong)央(yang)集電(dian)(dian)環;電(dian)(dian)動機(ji)(ji);操作(zuo)電(dian)(dian)動機(ji)(ji)用(yong)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)器,如:控(kong)(kong)制(zhi)器、主令控(kong)(kong)制(zhi)器、接(jie)觸器和繼(ji)電(dian)(dian)器。保護(hu)電(dian)(dian)器,如:自(zi)動熔斷(duan)器,過電(dian)(dian)流(liu)繼(ji)電(dian)(dian)器和限位開關(guan)(guan)等。主副回路中(zhong)的(de)(de)(de)(de)(de)(de)(de)控(kong)(kong)制(zhi)、切(qie)換電(dian)(dian)器,如:按鈕、開關(guan)(guan)和儀表(biao)(biao)等。屬于(yu)(yu)輔助電(dian)(dian)氣(qi)(qi)設(she)備的(de)(de)(de)(de)(de)(de)(de)有:照明燈、信號(hao)燈、電(dian)(dian)鈴等。每臺塔(ta)機(ji)(ji)都要(yao)(yao)用(yong)許(xu)多種起重零部(bu)件,其中(zhong)數(shu)(shu)量(liang)較(jiao)大(da)(da),技術要(yao)(yao)求(qiu)嚴而規格繁雜的(de)(de)(de)(de)(de)(de)(de)是(shi)鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)。塔(ta)機(ji)(ji)用(yong)的(de)(de)(de)(de)(de)(de)(de)鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)按功能(neng)不(bu)同(tong)有:起升鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng),變(bian)幅(fu)鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng),臂(bei)(bei)架拉(la)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng),平(ping)衡臂(bei)(bei)拉(la)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng),小(xiao)車牽(qian)引(yin)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)等。鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)(de)特(te)點是(shi):整(zheng)根的(de)(de)(de)(de)(de)(de)(de)強度高,而且整(zheng)根斷(duan)面(mian)一樣大(da)(da)小(xiao),強度一致,自(zi)重輕(qing),能(neng)承受震(zhen)動荷(he)載(zai),彈性(xing)大(da)(da),能(neng)卷(juan)繞成(cheng)(cheng)盤,能(neng)在(zai)高速下平(ping)衡運動,并且無噪聲,磨損后其外皮會產生許(xu)多毛刺(ci),易于(yu)(yu)發(fa)現并便于(yu)(yu)及時(shi)(shi)處(chu)置(zhi)。鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)通常由(you)一股(gu)(gu)(gu)(gu)股(gu)(gu)(gu)(gu)直徑為0.3~0.4mm細鋼(gang)(gang)(gang)絲(si)(si)搓成(cheng)(cheng)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)股(gu)(gu)(gu)(gu),再由(you)股(gu)(gu)(gu)(gu)捻成(cheng)(cheng)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)。塔(ta)機(ji)(ji)用(yong)的(de)(de)(de)(de)(de)(de)(de)是(shi)交互捻,特(te)點是(shi)不(bu)易松散和扭(niu)轉(zhuan)(zhuan)。繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)股(gu)(gu)(gu)(gu)截面(mian)形狀(zhuang)而言,高層(ceng)建(jian)筑(zhu)施工(gong)用(yong)塔(ta)機(ji)(ji)以采(cai)(cai)用(yong)多股(gu)(gu)(gu)(gu)不(bu)扭(niu)轉(zhuan)(zhuan)鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)較(jiao)為適宜,此種鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)由(you)兩層(ceng)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)股(gu)(gu)(gu)(gu)組(zu)成(cheng)(cheng)同(tong),兩層(ceng)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)股(gu)(gu)(gu)(gu)捻制(zhi)方向相反,采(cai)(cai)用(yong)旋(xuan)轉(zhuan)(zhuan)力矩(ju)平(ping)衡的(de)(de)(de)(de)(de)(de)(de)原理捻制(zhi)而成(cheng)(cheng),受力時(shi)(shi)自(zi)由(you)端不(bu)發(fa)生扭(niu)轉(zhuan)(zhuan)。塔(ta)機(ji)(ji)起升鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)及變(bian)幅(fu)鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)(de)安(an)(an)(an)全(quan)系(xi)數(shu)(shu)一般取為5~6,小(xiao)車牽(qian)引(yin)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)和臂(bei)(bei)架拉(la)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)(de)安(an)(an)(an)全(quan)系(xi)數(shu)(shu)取為3,塔(ta)機(ji)(ji)電(dian)(dian)梯升降繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)安(an)(an)(an)全(quan)系(xi)數(shu)(shu)不(bu)得小(xiao)于(yu)(yu)10。鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)(de)安(an)(an)(an)全(quan)系(xi)數(shu)(shu)是(shi)不(bu)可缺(que)少的(de)(de)(de)(de)(de)(de)(de)安(an)(an)(an)全(quan)儲備系(xi)數(shu)(shu),絕不(bu)可憑借這種安(an)(an)(an)全(quan)儲備面(mian)擅自(zi)提高鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)(de)較(jiao)大(da)(da)允許(xu)安(an)(an)(an)全(quan)荷(he)載(zai)。由(you)于(yu)(yu)鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)(de)重要(yao)(yao)性(xing),必須加(jia)強對鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)(de)(de)(de)(de)(de)定期全(quan)面(mian)檢查(cha),貯存于(yu)(yu)干燥面(mian)封閉的(de)(de)(de)(de)(de)(de)(de)、有木地板(ban)或(huo)瀝青混(hun)凝(ning)土地面(mian)的(de)(de)(de)(de)(de)(de)(de)倉庫內,以免腐(fu)蝕(shi),裝(zhuang)卸時(shi)(shi)不(bu)要(yao)(yao)損壞表(biao)(biao)面(mian),堆放時(shi)(shi)要(yao)(yao)豎(shu)立(li)安(an)(an)(an)置(zhi)。對鋼(gang)(gang)(gang)絲(si)(si)繩(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)進行系(xi)統(tong)潤滑可以提高使(shi)用(yong)壽命(ming)。


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浙(zhe)江鑫航工(gong)程機(ji)械有限公司
Zhejiang xin navigation engineering machinery co., LTD