起重機發出嚴重的抖動和噪音的原因
橋式(shi)起重(zhong)機(ji)(ji)可(ke)按照主梁結構的(de)不同可(ke)分為有單梁橋式(shi)起重(zhong)機(ji)(ji)和雙梁橋式(shi)起重(zhong)機(ji)(ji),其中,單梁橋式(shi)起重(zhong)機(ji)(ji)又可(ke)以(yi)分為手(shou)動和電(dian)動兩種。
手動(dong)(dong)單(dan)(dan)梁(liang)橋(qiao)式起重機(ji)(ji)(ji)的(de)(de)整機(ji)(ji)(ji)機(ji)(ji)(ji)構的(de)(de)工作速度比(bi)電動(dong)(dong)單(dan)(dan)梁(liang)橋(qiao)式起重機(ji)(ji)(ji)慢,起重量也比(bi)較低,不過整機(ji)(ji)(ji)質(zhi)量小(xiao)(xiao),生產簡(jian)單(dan)(dan),成本較低。手動(dong)(dong)單(dan)(dan)梁(liang)橋(qiao)式起重機(ji)(ji)(ji)的(de)(de)運行小(xiao)(xiao)車(che)是選(xuan)用手動(dong)(dong)單(dan)(dan)軌小(xiao)(xiao)車(che),起升機(ji)(ji)(ji)構選(xuan)用手拉葫蘆(lu)代替,橋(qiao)架結構由主梁(liang)和端梁(liang)組(zu)成。
電(dian)動(dong)單(dan)梁(liang)橋(qiao)(qiao)(qiao)式起重(zhong)(zhong)(zhong)機(ji)的工作速度(du)比手(shou)動(dong)單(dan)梁(liang)橋(qiao)(qiao)(qiao)式起重(zhong)(zhong)(zhong)機(ji)較高,生(sheng)產(chan)比手(shou)動(dong)的較簡單(dan),起重(zhong)(zhong)(zhong)量也是(shi)比較大。電(dian)動(dong)單(dan)梁(liang)橋(qiao)(qiao)(qiao)式起重(zhong)(zhong)(zhong)機(ji)由(you)橋(qiao)(qiao)(qiao)架(jia)、大車運行(xing)機(ji)構(gou)、電(dian)動(dong)葫蘆及電(dian)氣設備等部分組成。
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