適用范圍

冶(ye)(ye)金(jin)起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)主(zhu)要(yao)適用于金(jin)屬冶(ye)(ye)煉、扎制和熱(re)(re)加(jia)工(gong)等的專用起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)。其中包括(kuo)平爐加(jia)料(liao)(liao)橋式起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、地(di)面(mian)加(jia)料(liao)(liao)起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、料(liao)(liao)箱起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、脫錠起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、整(zheng)模起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、揭蓋(gai)起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、夾鉗(qian)起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、板坯翻(fan)轉起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、鍛造起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、加(jia)熱(re)(re)爐裝取(qu)料(liao)(liao)起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、料(liao)(liao)箱-電磁起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)、料(liao)(liao)箱-抓斗起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)。其他(ta)類似的冶(ye)(ye)金(jin)起(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)也可參照使用 。

使用條件

冶金(jin)起(qi)重機(以下簡稱起(qi)重機)的設計、制造應符合(he)GB3811、本標準和產品圖樣的有關規(gui)定。

1.環境條件

1.1 起(qi)重(zhong)機(ji)(ji)的(de)(de)電(dian)(dian)源一般為(wei)三相交流，頻率為(wei)50Hz，電(dian)(dian)壓(ya)(ya)為(wei)380V。電(dian)(dian)動機(ji)(ji)和電(dian)(dian)器上(shang)(shang)允(yun)許電(dian)(dian)壓(ya)(ya)波動的(de)(de)上(shang)(shang)限(xian)(xian)為(wei)額(e)定電(dian)(dian)壓(ya)(ya)的(de)(de)+10%，下限(xian)(xian)（尖峰電(dian)(dian)流時）為(wei)額(e)定電(dian)(dian)壓(ya)(ya)的(de)(de)-15%，其中起(qi)重(zhong)機(ji)(ji)的(de)(de)內部電(dian)(dian)壓(ya)(ya)損(sun)失，對脫錠起(qi)重(zhong)機(ji)(ji)、夾鉗起(qi)重(zhong)機(ji)(ji)、具有導架(jia)的(de)(de)整模起(qi)重(zhong)機(ji)(ji)和板坯翻(fan)轉起(qi)重(zhong)機(ji)(ji)不超(chao)過(guo)5%，本(ben)標(biao)準中其他類型(xing)的(de)(de)起(qi)重(zhong)機(ji)(ji)應不超(chao)過(guo)4%。

如電源有特殊要求時，可按用戶需要，由供需雙方協(xie)商確定(ding)。

1.2 起重機安裝使用地點的海拔高度(du)不超過2000m(超過1000m時應按GB755的有關規定對電動機容量進行校核(he)).

1.3 起(qi)重機的工(gong)作(zuo)環境溫度和(he)濕度

a. 起重機的工作環境(jing)溫度一般(ban)為-10~+50℃。

b. 在+40℃的溫度下相對(dui)濕度不超過50%。

1.4 使用(yong)起(qi)重機的場地不得有(you)易(yi)燃(ran)、易(yi)爆以及(ji)腐蝕性氣體(ti)并應符合有(you)關標準和文(wen)件的規定.

1.5 起重機運(yun)行(xing)軌道的安裝一般應(ying)符合GB10183的要求(qiu)，如遇(yu)特殊情況可按需要另行(xing)規定.