冶(ye)金(jin)(jin)起(qi)重機:是制(zhi)依靠沿廠房(fang)軌道(dao)方向(xiang)的(de)縱向(xiang)移(yi)動、小車(che)的(de)橫向(xiang)移(yi)動和吊(diao)鉤(gou)的(de)升降(jiang)運(yun)(yun)動來進行工作。適用于(yu)(yu)金(jin)(jin)屬冶(ye)煉車(che)間，用于(yu)(yu)吊(diao)運(yun)(yun)熔融金(jin)(jin)屬的(de)專用起(qi)重機。冶(ye)金(jin)(jin)起(qi)重機應用 一般適用于(yu)(yu)-10℃到(dao)+50℃的(de)環(huan)境溫度(du)，在(zai)40℃的(de)溫度(du)下相對濕度(du)不超(chao)過(guo)50%,所吊(diao)運(yun)(yun)的(de)熔融金(jin)(jin)屬對鍛(duan)鉤(gou)、板鉤(gou)的(de)輻射溫度(du)不超(chao)過(guo)300℃。工作級(ji)別：A7、A8用于(yu)(yu)相對繁忙的(de)冶(ye)金(jin)(jin)鑄造車(che)間。

適用范圍(wei)

　　 冶(ye)金起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)機主(zhu)要適用(yong)(yong)于(yu)金屬冶(ye)煉、扎制(zhi)和熱加(jia)工等的專(zhuan)用(yong)(yong)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)機。其(qi)中包括(kuo)平爐加(jia)料(liao)(liao)(liao)橋式起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)機,天(tian)車(che),行車(che),、地面加(jia)料(liao)(liao)(liao)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)機、料(liao)(liao)(liao)箱(xiang)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)機、脫錠起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)機、整模起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)機、揭蓋起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)機、夾(jia)鉗(qian)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)機、板坯翻(fan)轉起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)機、鍛造起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)機、加(jia)熱爐裝取料(liao)(liao)(liao)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)機、料(liao)(liao)(liao)箱(xiang)-電磁起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)機、料(liao)(liao)(liao)箱(xiang)-抓斗(dou)起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)機。其(qi)他類(lei)似的冶(ye)金起(qi)(qi)(qi)重(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)機也可參照使用(yong)(yong) 。

使用環境條件

　　 冶金(jin)起重(zhong)機(ji)(以下簡稱(cheng)起重(zhong)機(ji))的(de)設(she)計、制(zhi)造應(ying)符合GB3811、本標(biao)準和(he)產品(pin)圖(tu)樣的(de)有(you)關規定。

1.環境條件

　　 1.1 起(qi)重(zhong)(zhong)機(ji)(ji)的(de)電(dian)(dian)源一般(ban)為三(san)相交流，頻率為50Hz，電(dian)(dian)壓(ya)為380V。電(dian)(dian)動機(ji)(ji)和電(dian)(dian)器上允許電(dian)(dian)壓(ya)波動的(de)上限(xian)為額定電(dian)(dian)壓(ya)的(de)+10％，下限(xian)（尖峰電(dian)(dian)流時）為額定電(dian)(dian)壓(ya)的(de)-15％，其中起(qi)重(zhong)(zhong)機(ji)(ji)的(de)內(nei)部電(dian)(dian)壓(ya)損失(shi)，對脫錠起(qi)重(zhong)(zhong)機(ji)(ji)、夾鉗起(qi)重(zhong)(zhong)機(ji)(ji)、具(ju)有導架的(de)整(zheng)模起(qi)重(zhong)(zhong)機(ji)(ji)和板坯翻(fan)轉起(qi)重(zhong)(zhong)機(ji)(ji)不(bu)超過5％，本標準中其他類型的(de)起(qi)重(zhong)(zhong)機(ji)(ji)應不(bu)超過4％。如(ru)電(dian)(dian)源有特殊要求(qiu)時，可(ke)按用戶需要，由供需雙方協商確定。 　　

　　 1.2 起重機安裝使(shi)用地點(dian)的(de)海拔高(gao)度不(bu)超過2000m(超過1000m時應按(an)GB755的(de)有關(guan)規(gui)定對電動機容量進行校核).

　　 1.3 起重機的工作環境溫度(du)和濕度(du) 　　

　　 a. 起重機(ji)的工(gong)作環境溫(wen)度一般為-10~+50℃。 　　

　　 b. 在+40℃的溫度下相對濕度不超(chao)過50％。 　　

　　 1.4 使(shi)用起重機的場地不得(de)有易燃、易爆以(yi)及腐蝕性氣體并(bing)應符合(he)有關標準和文件的規定. 　　

　　 1.5 起(qi)重機運行軌道(dao)的(de)安裝一般(ban)應符合(he)GB10183的(de)要(yao)求(qiu)，如遇(yu)特(te)殊情況可按需要(yao)另行規定.