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     LDY型電(dian)動(dong)單(dan)(dan)梁起重(zhong)機(ji)(ji)（吊(diao)(diao)運熔(rong)融金(jin)屬用(yong)）是根(gen)據質(zhi)檢辦(ban)(ban)特[2007]375號文《關于冶(ye)金(jin)起重(zhong)機(ji)(ji)整(zheng)(zheng)治工(gong)作(zuo)有關意(yi)見(jian)的通(tong)知》、質(zhi)檢辦(ban)(ban)特[2008]347號文《關于開展(zhan)壓(ya)力管道元件和起重(zhong)機(ji)(ji)專項整(zheng)(zheng)治工(gong)作(zuo)有關問題的通(tong)知》及TSGQ0002-2008《起重(zhong)機(ji)(ji)安全技術監察規程---橋(qiao)式(shi)起重(zhong)機(ji)(ji)》的有關條款研制出來(lai)的產品，是專用(yong)于冶(ye)金(jin)行業吊(diao)(diao)運熔(rong)融金(jin)屬用(yong)的特殊單(dan)(dan)梁起重(zhong)機(ji)(ji)。LDY型電(dian)動(dong)單(dan)(dan)梁起重(zhong)機(ji)(ji)（吊(diao)(diao)運熔(rong)融金(jin)屬用(yong)）（以(yi)下簡稱起重(zhong)機(ji)(ji)）是一種安裝在高(gao)架軌(gui)道上(shang)，在軌(gui)道上(shang)方(fang)運行的橋(qiao)式(shi)型起重(zhong)機(ji)(ji)。是以(yi)冶(ye)金(jin)電(dian)動(dong)葫蘆(lu)為起升機(ji)(ji)構(gou)的吊(diao)(diao)運熔(rong)融金(jin)屬用(yong)的起重(zhong)機(ji)(ji)，額定起重(zhong)量不大(da)于10t，電(dian)動(dong)葫蘆(lu)工(gong)作(zuo)級(ji)別不小于M6，是使(shi)掛(gua)在起重(zhong)機吊(diao)鉤(gou)上的(de)熔融金屬(shu)包在(zai)空(kong)間實現垂直(zhi)升降和(he)水平移動(dong)的(de)起(qi)重設備(bei)（見圖1）。

      其取(qu)物裝置(zhi)為吊鉤。