冶(ye)(ye)金起(qi)重機:是制(zhi)依靠沿廠(chang)房軌道方向(xiang)(xiang)的(de)縱向(xiang)(xiang)移動、小車的(de)橫向(xiang)(xiang)移動和吊(diao)鉤的(de)升降(jiang)運動來進行工作。適(shi)用(yong)于(yu)(yu)金屬冶(ye)(ye)煉車間，用(yong)于(yu)(yu)吊(diao)運熔融金屬的(de)專(zhuan)用(yong)起(qi)重機。冶(ye)(ye)金起(qi)重機應用(yong) 一般(ban)適(shi)用(yong)于(yu)(yu)-10℃到+50℃的(de)環(huan)境溫(wen)(wen)度(du)(du)(du)，在40℃的(de)溫(wen)(wen)度(du)(du)(du)下相對(dui)濕度(du)(du)(du)不(bu)(bu)超過50%,所(suo)吊(diao)運的(de)熔融金屬對(dui)鍛(duan)鉤、板鉤的(de)輻射溫(wen)(wen)度(du)(du)(du)不(bu)(bu)超過300℃。工作級別(bie)：A7、A8用(yong)于(yu)(yu)相對(dui)繁忙的(de)冶(ye)(ye)金鑄(zhu)造車間。

適用(yong)范圍(wei)

　　 冶(ye)金起(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)主要適(shi)用(yong)于金屬冶(ye)煉(lian)、扎制和(he)熱(re)加(jia)(jia)工等(deng)的專用(yong)起(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)。其中包括平爐加(jia)(jia)料橋(qiao)式起(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji),天車,行車,、地面加(jia)(jia)料起(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)、料箱(xiang)起(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)、脫錠起(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)、整模起(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)、揭(jie)蓋起(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)、夾鉗起(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)、板坯翻轉起(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)、鍛造起(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)、加(jia)(jia)熱(re)爐裝取料起(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)、料箱(xiang)-電磁(ci)起(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)、料箱(xiang)-抓斗(dou)起(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)。其他類(lei)似(si)的冶(ye)金起(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)重(zhong)(zhong)(zhong)機(ji)(ji)(ji)(ji)也可參照(zhao)使用(yong) 。

使用(yong)環境(jing)條件

　　 冶金(jin)起重機(以(yi)下簡(jian)稱起重機)的設計、制造(zao)應符(fu)合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)機的(de)(de)(de)電(dian)(dian)源(yuan)一般為(wei)三相交流，頻率為(wei)50Hz，電(dian)(dian)壓為(wei)380V。電(dian)(dian)動機和電(dian)(dian)器上允許電(dian)(dian)壓波動的(de)(de)(de)上限(xian)為(wei)額定電(dian)(dian)壓的(de)(de)(de)+10％，下(xia)限(xian)（尖峰電(dian)(dian)流時(shi)）為(wei)額定電(dian)(dian)壓的(de)(de)(de)-15％，其中起(qi)重(zhong)機的(de)(de)(de)內部(bu)電(dian)(dian)壓損失，對脫錠起(qi)重(zhong)機、夾鉗起(qi)重(zhong)機、具(ju)有(you)導架的(de)(de)(de)整模起(qi)重(zhong)機和板坯(pi)翻轉(zhuan)起(qi)重(zhong)機不超過5％，本(ben)標(biao)準中其他類型的(de)(de)(de)起(qi)重(zhong)機應不超過4％。如電(dian)(dian)源(yuan)有(you)特殊要(yao)求時(shi)，可按用(yong)戶需(xu)要(yao)，由供需(xu)雙方協(xie)商確定。 　　

　　 1.2 起重機安裝使用地點的海拔高度不(bu)超(chao)過(guo)(guo)2000m(超(chao)過(guo)(guo)1000m時應按GB755的有關規定對電動機容量進行校(xiao)核(he)).

　　 1.3 起重(zhong)機的(de)工作環境(jing)溫(wen)度和濕度 　　

　　 a. 起重機(ji)的(de)工作環境(jing)溫度一般(ban)為-10~+50℃。 　　

　　 b. 在+40℃的溫(wen)度(du)下相對(dui)濕度(du)不超過50％。 　　

　　 1.4 使(shi)用起重機的(de)場地(di)不得有易(yi)燃、易(yi)爆(bao)以(yi)及腐蝕(shi)性氣體并(bing)應符(fu)合有關標準和(he)文件(jian)的(de)規(gui)定. 　　

　　 1.5 起重(zhong)機運(yun)行軌道的(de)安裝一般應符合(he)GB10183的(de)要求(qiu)，如遇(yu)特(te)殊情況可按需要另行規定(ding).