①. 對于(yu)使用(yong)電動機(ji)超過200kW(2000kg)的(de)大(da)型(xing)泵,當檢查維修時不能(neng)使用(yong)叉(cha)車(che)或吊車(che)時,如(ru)管廊下、管廊和設(she)(she)備之間等,應設(she)(she)置吊梁(載重滑車(che)梁)。設(she)(she)置時應充分考慮(lv)泵殼、葉輪軸的(de)拆卸以及用(yong)于(yu)外抽時的(de)吊梁。


  ②. 原則上每臺泵都設一根吊(diao)梁(liang),但是如果起吊(diao)區無空間,亦(yi)可兼用一根。


  ③. 設置在管廊(lang)下的(de)泵(beng),其(qi)吊(diao)梁高(gao)度應不影(ying)響出入管廊(lang)的(de)配(pei)管、儀表(biao)電(dian)氣管纜及照明用支架懸臂。



工程應用:管廊上安裝空冷器時泵的(de)布置


  見(jian)圖9.4,在(zai)(zai)管(guan)(guan)(guan)廊(lang)(lang)下6m一跨之(zhi)內(nei)(nei),可(ke)布(bu)置大型(xing)泵(beng)(beng)(beng)(beng)(beng)1臺、中(zhong)(zhong)型(xing)泵(beng)(beng)(beng)(beng)(beng)2臺、小(xiao)(xiao)型(xing)泵(beng)(beng)(beng)(beng)(beng)3臺,一般泵(beng)(beng)(beng)(beng)(beng)單排(pai)布(bu)置,出口(kou)中(zhong)(zhong)心(xin)線(xian)對(dui)齊(qi),距(ju)管(guan)(guan)(guan)廊(lang)(lang)柱(zhu)中(zhong)(zhong)心(xin)線(xian)的(de)(de)(de)(de)(de)間距(ju)在(zai)(zai)600~2000mm之(zhi)間。在(zai)(zai)管(guan)(guan)(guan)廊(lang)(lang)上方有空冷器時(shi),如(ru)泵(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)操(cao)作溫度在(zai)(zai)340℃以下則泵(beng)(beng)(beng)(beng)(beng)布(bu)置在(zai)(zai)管(guan)(guan)(guan)廊(lang)(lang)外側,泵(beng)(beng)(beng)(beng)(beng)出口(kou)中(zhong)(zhong)心(xin)線(xian)對(dui)齊(qi),伸出管(guan)(guan)(guan)廊(lang)(lang)距(ju)柱(zhu)中(zhong)(zhong)心(xin)線(xian)0.6m。泵(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)驅動機在(zai)(zai)管(guan)(guan)(guan)廊(lang)(lang)內(nei)(nei)側。如(ru)泵(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)操(cao)作溫度等于(yu)或大于(yu)340℃時(shi),則泵(beng)(beng)(beng)(beng)(beng)布(bu)置在(zai)(zai)管(guan)(guan)(guan)廊(lang)(lang)外側,泵(beng)(beng)(beng)(beng)(beng)出口(kou)中(zhong)(zhong)心(xin)線(xian)對(dui)齊(qi),距(ju)管(guan)(guan)(guan)廊(lang)(lang)柱(zhu)中(zhong)(zhong)心(xin)線(xian)3m。泵(beng)(beng)(beng)(beng)(beng)的(de)(de)(de)(de)(de)驅動機也在(zai)(zai)管(guan)(guan)(guan)廊(lang)(lang)外側。泵(beng)(beng)(beng)(beng)(beng)前(qian)方的(de)(de)(de)(de)(de)操(cao)作檢修通道,可(ke)能有小(xiao)(xiao)型(xing)叉車通行,其寬度不(bu)小(xiao)(xiao)于(yu)1250mm,在(zai)(zai)多(duo)級泵(beng)(beng)(beng)(beng)(beng)前(qian)方的(de)(de)(de)(de)(de)寬度不(bu)小(xiao)(xiao)于(yu)1800mm。兩排(pai)泵(beng)(beng)(beng)(beng)(beng)之(zhi)間的(de)(de)(de)(de)(de)檢修通道,寬度不(bu)小(xiao)(xiao)于(yu)3000mm,如(ru)不(bu)夠時(shi),泵(beng)(beng)(beng)(beng)(beng)端應有3000mm的(de)(de)(de)(de)(de)通道。


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工(gong)程應用(yong):管廊上(shang)沒有安裝空冷(leng)器時泵的布置設(she)計(ji)


   管廊上沒(mei)有安裝空冷器時泵(beng)的布置設(she)計見圖 9.5 


工(gong)程應用:框架下的泵的布置設計


  框架下的泵的布置設計見圖 9.6 

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