型煤矿用耐磨多级离心泵说明书

RRMD型煤矿用耐磨多级离心泵MODELMDWEARABLEMINEMULTI-STAGECENTRIFUGAL使用说明书Operationinstallation安装、使用产品前，请仔细阅读使用说Pleasecarefullyreadtheoperationinstructionsbeforeuseofthe警 YB2YBKY

Pleasecarefullyreadthemanualsofthisproductandtherelevantcorollaryonesbeforeuseandfollowthesafeoperationprovisionsthereinduringinstallation,useandrepair.Donotletthepumpworkforalongtimewithasmallorzeroflow,otherwisethevibrationwiththepumpunitandevenvaporizationwiththeliquidbeingpumpedwouldbecaused,leaving injuryandequipmentdamage.Asthepumpisarotatingequipment,sothepowermustbecutoffbeforetoinstallorrepairthepumpunitinordertoavoid alinjury.Beforeuseofthepump,checkifthecableisbroken,bentandwellgroundedand,duringwork,neverletyourhandinorremovetheprotectivecoverinordertoavoidalinjury.Donotstartthepumpafterturningonthepoweruntilitsmovingdirectionbeingcheckedcorrectbyspot-pressingtheswitchbutton.Asofthecorollarymotorusedinthecoalmine,theoneinYB2seriesisok,butcannotbeusedfortheminingsurface,forwhichtheoneinYBKseriesisworkable.ThoseinYseriescannotbeusedinsideofmines.Mountaclutchprotectivecoverforthesakeofalsafety.Topreventbothpumpandmotorshaftsfrombeingagainstwitheachothertocausebreakdownandeventhemotor'sburning-outafterthepumpstartsmoving,firstpullthepumpshaftoutwardtowardsthepumpclutchtotheutmostextentbeforeadjustingtheintervalbetweenthetwoclutchespfbothpumpandmotorandthenadjustitaccordingtotherequirementsetforthinthemanual.CONTENTS 04 04AdoptRangeof 04Calculationoftheerection 05Model 05Descriptionof 06StructuraldrawingofmodelMD 10MaintechnicalregimeofmodelMD 31ExternalanderectiondimensionsofmodelMDAssemblyanddetectionof 44Erectionofthe 44Start,runandstopofthe 45Maintenanceand 47Failurescausesand 48Referencetableforpipeline 49Transportationandstorageofe匣匣匣 MD型煤矿用耐磨多级离心MD单吸多级节段式离心泵，主要用千煤矿输送清水及固体颗粒含量不大千.5％体积浓度的中性矿井水，粒度0.毫米，液体的温度不超过80'适合千矿山、工厂及城市给排水用。MT/Tl14- 流晕(Q)15-500才芴禾呈(H)64-HszHa-Hv－心Hs-

MDsingle-suctionmulti-stagesectional-typecentrifugalpumpisusedtotransportthecleaIWaterandtheneutralliquidofpitwaterwithsolidgrain,(1.5%.Granularity<0.5mm.Thetemperatureoftheliquidisnotover80°C.Thepumpsaresuitableforwatersupplyanddrainageinmines,factoriesandMT/Tl14-2005Wearableminemulti-stagecentrifugal 15-500 64-1790Theerectionheightofthepump,thatistheverticaldistancefromthesuckedliquidsurfacetothepumpshaftshouldbelessthanitwhichshouldbetakenintoconsiderationforuserstose-lectthepump,iscalculatedperthefollowingformulaOfHsz--theerectionheightsetwiththeHa---theheadoftheatmosphericpressureundertheconditionsonthespotofuse(m)Hv---theheadofthevapourizedpressureunderthetem-peratureoftheliquidbeingumped(m)L..Hs--thelostheadofthesuck-inpipeline(m)NPSH3--thenecessaryvalueofNPSHgivenintheta-■bleofperformance■MODELMDWEARABLEMINEMULTI-STAGECENTRIFUGAL e匣匣贯MD280 43X3泵级数Pumpstage泵设计点单级扬程值(mm)Single-stageheadvalueatthedesignedpointofthe泵设计点流呈值(m3/h)Capacityvalueatthedesignedpointofthe 煤矿用耐磨多级离心泵Wearableminemulti-stagecentrifugalpumpL成，用拉紧螺栓将各段夹紧，构成。MD型泵吸为水平方向，出口垂直向上。

ModelMDpumpconsistsoffourparts,statqrrotor,bea-ringandshaftseal:I.Statorconsistsofinlet,m成leandoutletsectionsandtheguidevaneetc.,withthetake-upbolttightlyclamalIsectionstoformawotkingroom.Theinletofitstandshorizontallywhiletheoutletverticallyupward.Rotorconsistsoftheshafimpeller,balancingdiskandmuffetc.,theshaftpassesthepowertotheimp如rtohaveitwork;thebalancingdisloalancestheaxial ;andreceablemuffismountedonbothsidesoftheshafttoprotectit.TherearerollingandslidingTherollingbearingconsistsofbearingseabearingandbearingglandandusesgreasefcrlubrication.Theslidingbearingconsistsofbearingbcxlyandcover,liner,dust-proofdisk,oilleveller,oilthrowingringetc.,andusesthinnedoilforlubricatirn.Theshaftissealedwithstiffingandtheshaftsealconsi-stsofthesealingconents,stuffing,baffle.The!iqurlinthesealingwork-rmmfunctionswater-sealing,water-coolingandwaterlubricatingandthewaterforwater-sealingcomesfromthepreffiurewaterinsideofthepump.Inaddition,thepumpisdirectlyactIBtedbytheprimem-overthroughtheelasticclutchand,viewingfromtheprimemover,movesCW.098765432■ 098765432■泡南MD25-30、MD46-30、MD46-50、MD85-45、MD155-30、MD280-43、MD280-65、MD450-60、MD500- 沺图—用滚动轴承支承Fig.1Supportedwiththerolling 联轴Clutch联轴Clutch轴承Bearing吸入Inlet7Middle-9导Guidepipepart平衡Balancing填料Stuffing＄ 24填料Stuffing6密封Seal-8叶吐出Outlet平衡Balancing轴MODELMDWEARABLEMINEMULTI-STAGECENTRIFUGAL型煤矿用耐磨多级离8型煤矿用耐磨多级离8 联轴器部前轴承部吸入中末级导水封管部后轴承部平衡导轴填料压盖部密封叶吐出填料函平衡导叶rr－－－－－－－－－－－－－－－－MODELMDWEARABLEMINEMULTI-STAGECENTRIFUGALPUM0图三用滑动轴承支承（强制润滑）Fig.2Supportedwiththesliding0轴轴南联轴Clutch前轴BearingInletGuide9吐出Outletpipepart密封Seal-平衡Balancing24填料Stuffing6中Middle-末级导叶guide平衡Balancing填料Stuffing叶后轴Bearinge匣匣匣 MD型煤矿用耐磨多级离心MD25-30型泵单级性能曲线图Single-stageperformancecurvediagramofmodelMD25-30MD25-MD25-（单级性能IQ豆IQ-凶n

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