①. 對于使用(yong)(yong)電動(dong)機超過200kW(2000kg)的(de)大型泵,當檢(jian)查維修時不能使用(yong)(yong)叉車(che)或吊(diao)車(che)時,如(ru)管廊下、管廊和設備(bei)之間等,應設置吊(diao)梁(liang)(載重滑(hua)車(che)梁(liang))。設置時應充分(fen)考慮泵殼、葉輪軸的(de)拆卸以及用(yong)(yong)于外抽時的(de)吊(diao)梁(liang)。


  ②. 原則上(shang)每(mei)臺泵都設一根吊梁(liang),但(dan)是如(ru)果起吊區無空(kong)間,亦(yi)可兼用(yong)一根。


  ③. 設(she)置在管廊(lang)下的泵,其吊梁高度應(ying)不影響出入管廊(lang)的配管、儀表(biao)電氣(qi)管纜及照明用支架懸臂。



工程應用:管廊上安裝空(kong)冷(leng)器時泵的布置


  見圖9.4,在(zai)(zai)(zai)管(guan)(guan)(guan)廊(lang)(lang)(lang)下6m一跨之內(nei),可(ke)布(bu)置(zhi)大型泵(beng)(beng)(beng)(beng)1臺、中(zhong)(zhong)型泵(beng)(beng)(beng)(beng)2臺、小(xiao)型泵(beng)(beng)(beng)(beng)3臺,一般泵(beng)(beng)(beng)(beng)單排布(bu)置(zhi),出(chu)口中(zhong)(zhong)心線(xian)對(dui)(dui)齊,距(ju)管(guan)(guan)(guan)廊(lang)(lang)(lang)柱(zhu)中(zhong)(zhong)心線(xian)的(de)(de)(de)間距(ju)在(zai)(zai)(zai)600~2000mm之間。在(zai)(zai)(zai)管(guan)(guan)(guan)廊(lang)(lang)(lang)上(shang)方有(you)空冷器時,如泵(beng)(beng)(beng)(beng)的(de)(de)(de)操作溫度在(zai)(zai)(zai)340℃以下則泵(beng)(beng)(beng)(beng)布(bu)置(zhi)在(zai)(zai)(zai)管(guan)(guan)(guan)廊(lang)(lang)(lang)外(wai)側(ce)(ce),泵(beng)(beng)(beng)(beng)出(chu)口中(zhong)(zhong)心線(xian)對(dui)(dui)齊,伸出(chu)管(guan)(guan)(guan)廊(lang)(lang)(lang)距(ju)柱(zhu)中(zhong)(zhong)心線(xian)0.6m。泵(beng)(beng)(beng)(beng)的(de)(de)(de)驅動機(ji)在(zai)(zai)(zai)管(guan)(guan)(guan)廊(lang)(lang)(lang)內(nei)側(ce)(ce)。如泵(beng)(beng)(beng)(beng)的(de)(de)(de)操作溫度等于(yu)或大于(yu)340℃時,則泵(beng)(beng)(beng)(beng)布(bu)置(zhi)在(zai)(zai)(zai)管(guan)(guan)(guan)廊(lang)(lang)(lang)外(wai)側(ce)(ce),泵(beng)(beng)(beng)(beng)出(chu)口中(zhong)(zhong)心線(xian)對(dui)(dui)齊,距(ju)管(guan)(guan)(guan)廊(lang)(lang)(lang)柱(zhu)中(zhong)(zhong)心線(xian)3m。泵(beng)(beng)(beng)(beng)的(de)(de)(de)驅動機(ji)也在(zai)(zai)(zai)管(guan)(guan)(guan)廊(lang)(lang)(lang)外(wai)側(ce)(ce)。泵(beng)(beng)(beng)(beng)前(qian)方的(de)(de)(de)操作檢(jian)(jian)修(xiu)通(tong)(tong)道,可(ke)能(neng)有(you)小(xiao)型叉(cha)車(che)通(tong)(tong)行(xing),其寬(kuan)(kuan)度不小(xiao)于(yu)1250mm,在(zai)(zai)(zai)多級泵(beng)(beng)(beng)(beng)前(qian)方的(de)(de)(de)寬(kuan)(kuan)度不小(xiao)于(yu)1800mm。兩排泵(beng)(beng)(beng)(beng)之間的(de)(de)(de)檢(jian)(jian)修(xiu)通(tong)(tong)道,寬(kuan)(kuan)度不小(xiao)于(yu)3000mm,如不夠(gou)時,泵(beng)(beng)(beng)(beng)端應(ying)有(you)3000mm的(de)(de)(de)通(tong)(tong)道。


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工(gong)程(cheng)應用:管廊上(shang)沒有安裝空冷器時泵的布置設(she)計(ji)


   管廊上沒有安裝空冷器時泵(beng)的布(bu)置(zhi)設計(ji)見圖 9.5 


工程應用:框架下的(de)泵的(de)布置設計


  框架下的泵的布置設計見圖 9.6 

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