冶(ye)(ye)金(jin)起(qi)重機:是(shi)制依靠沿廠房軌道方向的(de)(de)縱(zong)向移(yi)動(dong)、小車(che)的(de)(de)橫向移(yi)動(dong)和吊鉤的(de)(de)升降運動(dong)來(lai)進行(xing)工(gong)作。適(shi)用(yong)(yong)于(yu)金(jin)屬冶(ye)(ye)煉車(che)間(jian),用(yong)(yong)于(yu)吊運熔融(rong)(rong)金(jin)屬的(de)(de)專用(yong)(yong)起(qi)重機。冶(ye)(ye)金(jin)起(qi)重機應用(yong)(yong) 一般適(shi)用(yong)(yong)于(yu)-10℃到(dao)+50℃的(de)(de)環境(jing)溫(wen)度(du)(du),在40℃的(de)(de)溫(wen)度(du)(du)下相對(dui)(dui)濕度(du)(du)不超過50%,所吊運的(de)(de)熔融(rong)(rong)金(jin)屬對(dui)(dui)鍛鉤、板鉤的(de)(de)輻(fu)射溫(wen)度(du)(du)不超過300℃。工(gong)作級別:A7、A8用(yong)(yong)于(yu)相對(dui)(dui)繁忙的(de)(de)冶(ye)(ye)金(jin)鑄(zhu)造車(che)間(jian)。
適(shi)用范圍
冶(ye)金(jin)(jin)起(qi)重(zhong)(zhong)機(ji)(ji)(ji)主(zhu)要適用于金(jin)(jin)屬(shu)冶(ye)煉、扎(zha)制和熱加(jia)工等的(de)(de)專用起(qi)重(zhong)(zhong)機(ji)(ji)(ji)。其(qi)中包括平爐(lu)加(jia)料(liao)(liao)(liao)(liao)橋式起(qi)重(zhong)(zhong)機(ji)(ji)(ji),天車(che),行車(che),、地面加(jia)料(liao)(liao)(liao)(liao)起(qi)重(zhong)(zhong)機(ji)(ji)(ji)、料(liao)(liao)(liao)(liao)箱(xiang)起(qi)重(zhong)(zhong)機(ji)(ji)(ji)、脫錠起(qi)重(zhong)(zhong)機(ji)(ji)(ji)、整模起(qi)重(zhong)(zhong)機(ji)(ji)(ji)、揭蓋起(qi)重(zhong)(zhong)機(ji)(ji)(ji)、夾鉗起(qi)重(zhong)(zhong)機(ji)(ji)(ji)、板(ban)坯翻轉(zhuan)起(qi)重(zhong)(zhong)機(ji)(ji)(ji)、鍛造(zao)起(qi)重(zhong)(zhong)機(ji)(ji)(ji)、加(jia)熱爐(lu)裝(zhuang)取料(liao)(liao)(liao)(liao)起(qi)重(zhong)(zhong)機(ji)(ji)(ji)、料(liao)(liao)(liao)(liao)箱(xiang)-電(dian)磁起(qi)重(zhong)(zhong)機(ji)(ji)(ji)、料(liao)(liao)(liao)(liao)箱(xiang)-抓(zhua)斗(dou)起(qi)重(zhong)(zhong)機(ji)(ji)(ji)。其(qi)他類似的(de)(de)冶(ye)金(jin)(jin)起(qi)重(zhong)(zhong)機(ji)(ji)(ji)也可參照使用 。
使用(yong)環境條件
冶(ye)金起重(zhong)機(以下簡稱起重(zhong)機)的(de)設計(ji)、制造(zao)應(ying)符合GB3811、本標(biao)準和產品圖樣的(de)有關規定(ding)。
1.環境條件
1.1 起(qi)(qi)重(zhong)機(ji)的(de)電(dian)(dian)(dian)源(yuan)一般為(wei)三相(xiang)交流,頻(pin)率為(wei)50Hz,電(dian)(dian)(dian)壓(ya)(ya)為(wei)380V。電(dian)(dian)(dian)動機(ji)和電(dian)(dian)(dian)器上(shang)允許電(dian)(dian)(dian)壓(ya)(ya)波(bo)動的(de)上(shang)限為(wei)額定(ding)電(dian)(dian)(dian)壓(ya)(ya)的(de)+10%,下限(尖(jian)峰電(dian)(dian)(dian)流時)為(wei)額定(ding)電(dian)(dian)(dian)壓(ya)(ya)的(de)-15%,其(qi)中(zhong)起(qi)(qi)重(zhong)機(ji)的(de)內(nei)部(bu)電(dian)(dian)(dian)壓(ya)(ya)損(sun)失(shi),對(dui)脫錠(ding)起(qi)(qi)重(zhong)機(ji)、夾鉗起(qi)(qi)重(zhong)機(ji)、具(ju)有導(dao)架的(de)整模起(qi)(qi)重(zhong)機(ji)和板(ban)坯翻轉起(qi)(qi)重(zhong)機(ji)不(bu)超(chao)過(guo)5%,本標準中(zhong)其(qi)他類型的(de)起(qi)(qi)重(zhong)機(ji)應不(bu)超(chao)過(guo)4%。如電(dian)(dian)(dian)源(yuan)有特(te)殊要求(qiu)時,可按用戶需要,由供需雙方協商(shang)確定(ding)。
1.2 起重(zhong)機安裝使(shi)用地點的(de)海(hai)拔高(gao)度不超過(guo)2000m(超過(guo)1000m時應按GB755的(de)有關規定對電動機容量進(jin)行校核).
1.3 起重機的工(gong)作環(huan)境溫度和濕度
a. 起(qi)重機的工作環(huan)境(jing)溫度一(yi)般為(wei)-10~+50℃。
b. 在+40℃的溫度下相對濕度不(bu)超過50%。
1.4 使(shi)用起重機的場地(di)不得有易燃(ran)、易爆以(yi)及腐蝕性氣體并(bing)應符合有關標準和文件的規定(ding).
1.5 起重機(ji)運行(xing)軌道的安裝一般應符合GB10183的要(yao)求(qiu),如遇(yu)特殊情(qing)況可(ke)按需要(yao)另行(xing)規定.
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