①. 對(dui)于使用(yong)電動(dong)機超過200kW(2000kg)的大型泵,當檢查維修時(shi)不能(neng)使用(yong)叉車(che)或吊(diao)車(che)時(shi),如管(guan)廊(lang)下、管(guan)廊(lang)和設(she)備之間等,應(ying)設(she)置吊(diao)梁(liang)(載重滑(hua)車(che)梁(liang))。設(she)置時(shi)應(ying)充(chong)分考慮(lv)泵殼、葉(xie)輪軸的拆卸以(yi)及用(yong)于外抽時(shi)的吊(diao)梁(liang)。


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


  ③. 設置在管(guan)廊下的泵,其吊梁(liang)高度(du)應不影響出入管(guan)廊的配管(guan)、儀表(biao)電氣管(guan)纜及(ji)照明用(yong)支架(jia)懸臂。



工程應用:管(guan)廊上安裝空冷器時(shi)泵(beng)的布置


  見圖9.4,在(zai)(zai)(zai)(zai)(zai)管(guan)廊(lang)下6m一跨之(zhi)內,可布(bu)(bu)(bu)置大(da)型(xing)泵(beng)(beng)(beng)(beng)1臺(tai)(tai)、中(zhong)(zhong)型(xing)泵(beng)(beng)(beng)(beng)2臺(tai)(tai)、小型(xing)泵(beng)(beng)(beng)(beng)3臺(tai)(tai),一般泵(beng)(beng)(beng)(beng)單排布(bu)(bu)(bu)置,出(chu)口(kou)中(zhong)(zhong)心(xin)線(xian)對齊(qi)(qi),距管(guan)廊(lang)柱(zhu)中(zhong)(zhong)心(xin)線(xian)的間距在(zai)(zai)(zai)(zai)(zai)600~2000mm之(zhi)間。在(zai)(zai)(zai)(zai)(zai)管(guan)廊(lang)上方有(you)空冷器時,如(ru)泵(beng)(beng)(beng)(beng)的操作溫度(du)在(zai)(zai)(zai)(zai)(zai)340℃以下則泵(beng)(beng)(beng)(beng)布(bu)(bu)(bu)置在(zai)(zai)(zai)(zai)(zai)管(guan)廊(lang)外側,泵(beng)(beng)(beng)(beng)出(chu)口(kou)中(zhong)(zhong)心(xin)線(xian)對齊(qi)(qi),伸出(chu)管(guan)廊(lang)距柱(zhu)中(zhong)(zhong)心(xin)線(xian)0.6m。泵(beng)(beng)(beng)(beng)的驅(qu)動(dong)機(ji)在(zai)(zai)(zai)(zai)(zai)管(guan)廊(lang)內側。如(ru)泵(beng)(beng)(beng)(beng)的操作溫度(du)等于或大(da)于340℃時,則泵(beng)(beng)(beng)(beng)布(bu)(bu)(bu)置在(zai)(zai)(zai)(zai)(zai)管(guan)廊(lang)外側,泵(beng)(beng)(beng)(beng)出(chu)口(kou)中(zhong)(zhong)心(xin)線(xian)對齊(qi)(qi),距管(guan)廊(lang)柱(zhu)中(zhong)(zhong)心(xin)線(xian)3m。泵(beng)(beng)(beng)(beng)的驅(qu)動(dong)機(ji)也在(zai)(zai)(zai)(zai)(zai)管(guan)廊(lang)外側。泵(beng)(beng)(beng)(beng)前(qian)方的操作檢修(xiu)(xiu)通道,可能有(you)小型(xing)叉車(che)通行,其寬度(du)不(bu)小于1250mm,在(zai)(zai)(zai)(zai)(zai)多級泵(beng)(beng)(beng)(beng)前(qian)方的寬度(du)不(bu)小于1800mm。兩排泵(beng)(beng)(beng)(beng)之(zhi)間的檢修(xiu)(xiu)通道,寬度(du)不(bu)小于3000mm,如(ru)不(bu)夠時,泵(beng)(beng)(beng)(beng)端應有(you)3000mm的通道。


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工程應用:管廊上沒有安裝空(kong)冷器時泵的布置設計


   管廊上沒(mei)有安裝空(kong)冷器時泵(beng)的(de)布置設計見圖 9.5 


工程(cheng)應(ying)用(yong):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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