龍門起重機的組成(cheng)
1.機構部分
機(ji)(ji)構(gou)(gou)(gou)部分(fen)(fen)包括起升機(ji)(ji)構(gou)(gou)(gou)和運(yun)行(xing)(xing)機(ji)(ji)構(gou)(gou)(gou),而運(yun)行(xing)(xing)機(ji)(ji)構(gou)(gou)(gou)又分(fen)(fen)為(wei)(wei)大車(che)運(yun)行(xing)(xing)機(ji)(ji)構(gou)(gou)(gou)和小(xiao)車(che)運(yun)行(xing)(xing)機(ji)(ji)構(gou)(gou)(gou)兩部分(fen)(fen),起升機(ji)(ji)構(gou)(gou)(gou)和小(xiao)車(che)運(yun)行(xing)(xing)機(ji)(ji)構(gou)(gou)(gou)都安(an)(an)裝在起重小(xiao)車(che)上(shang)。龍門起重機(ji)(ji)大車(che)運(yun)行(xing)(xing)機(ji)(ji)構(gou)(gou)(gou)是用(yong)來完(wan)成吊起沿軌道方(fang)向移動(dong)(dong)(dong)的裝置,它(ta)一(yi)般(ban)采(cai)(cai)用(yong)分(fen)(fen)別(bie)驅(qu)(qu)(qu)動(dong)(dong)(dong)方(fang)式,即兩邊(bian)支腿下面的驅(qu)(qu)(qu)動(dong)(dong)(dong)輪分(fen)(fen)別(bie)由(you)兩套(對稱安(an)(an)裝)獨立的驅(qu)(qu)(qu)動(dong)(dong)(dong)裝置來驅(qu)(qu)(qu)動(dong)(dong)(dong)。驅(qu)(qu)(qu)動(dong)(dong)(dong)裝置一(yi)般(ban)由(you)電(dian)動(dong)(dong)(dong)機(ji)(ji)、減速裝置、制動(dong)(dong)(dong)器、聯軸器、車(che)輪等(deng)組成。小(xiao)車(che)運(yun)行(xing)(xing)機(ji)(ji)構(gou)(gou)(gou)安(an)(an)裝于小(xiao)車(che)架上(shang),用(yong)來完(wan)成吊裝物(wu)件沿主梁方(fang)向(橫向)搬移。小(xiao)車(che)運(yun)行(xing)(xing)機(ji)(ji)構(gou)(gou)(gou)傳(chuan)動(dong)(dong)(dong)形(xing)式一(yi)般(ban)為(wei)(wei)集中驅(qu)(qu)(qu)動(dong)(dong)(dong),即采(cai)(cai)用(yong)同一(yi)臺電(dian)動(dong)(dong)(dong)機(ji)(ji)作(zuo)為(wei)(wei)動(dong)(dong)(dong)力(li)驅(qu)(qu)(qu)動(dong)(dong)(dong)一(yi)對走(zou)行(xing)(xing)輪。
門式起重機類型:
單(dan)梁(liang)起重機操作形式:電動大車運行速度:20(m/min) m/min
額定(ding)起重力(li)矩(ju):520(kN.m) kN.m
額定(ding)起(qi)重(zhong)量:2-20(噸) 噸
結構形式:單主梁吊鉤門式起重(zhong)機(ji)跨(kua)度(du):10 12 16 20 30 35(米) 米
適用范(fan)圍:料場 倉(cang)庫 車間
品(pin)牌:恒安泰牌
型(xing)號:MDG型(xing)
加工定制:是懸臂(bei)長度:0 5 8 (米) 米
有效(xiao)起(qi)升高度:12 19 24 30(米(mi)) 米(mi)
MAX回轉速度:8 0.8/8(r/min) r/min
工作級別
龍門吊也就是門式起重機工作級(ji)別A:它反映了起重機在載荷狀態和利用繁(fan)忙程度兩個(ge)方面(mian)的工作特性。
工作級別的(de)劃分(fen)是由起重機的(de)利(li)用等(deng)級U和載(zai)荷狀態Q決定的(de)。它們分(fen)為(wei)A1~A8八個級別。起重機工作級別,
也就(jiu)是(shi)金屬結構(gou)的工作級(ji)(ji)別,按起升機構(gou)確定(ding),分為A1-A8級(ji)(ji),若(ruo)與我(wo)國(guo)規定(ding)的起重機工作類型對照,
大(da)體上(shang)相當于:A1-A4-輕(qing);A5-A6-中;A7-重(zhong),A8-特重(zhong)。
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