MD型煤矿用耐磨多级离心泵使用说明书

MD使用说明书北京欣北泵泵业制造地址：北京市顺义区★安全警示※用户不得任凭更换安标受控配套件，如转变配套件时应选择具有安全标志的产品并确保整体匹配※使用本产品之前必需认真阅读本使用说明书，及相关配套产品的使用说明书。在安装、使用和修理过程中必需遵循本产品及相关设备的安全操作规程。※泵不得长时间在小流量和零流量下运转，否则会引起泵机组振动甚至抽送液体汽化，造成人身损害和设备的损坏。※泵为旋转设备，在安装、修理泵机组前必需切断电源，否则会造成人身损害。※泵在使用前必需检查电缆有无破损、折断，以及接地是否良好，泵机组运行时，严禁进入或拆下防护罩，否则会造成人身损害。※泵在使用前先拆下联轴器之间的柱销，点启动开关按钮，确定电机旋转方向正确无误后重装上柱销前方可使用。※本系列泵属于高压力泵，泵及管路的安装必需结实牢靠，管路之间结合面处的密封垫在安装时不得有折皱现象。※该系列泵在启动时，全部人员必需距泵有确定的距离，待泵运行正常时方可接近，一旦发生特别状况，应马上关闭电源。※该系列泵在运行中，人员不得用手接触旋转的联轴器和轴，避开给人身带来损害。※泵在运行中不得拆动轴承压盖，对轴承处进展加油。YB2必需用YBKY※必需安装联轴器防护罩，以免发生人身损害。※为防止泵运转后，因泵轴与电机轴相抵消灭断轴甚至烧电机等事故。名目1、概述12、13、44125、206、207、故障分析排解218、229、2210、泵的运输、贮存23112412〔部〕241325一、概述、说明书编写依据GB/T9969-2023本系列泵生产执行标准：MT/T114－2023。MD〔含杂质量小于％，颗粒度小于毫米〕或类似的其他液体，该系列泵具有优良的80℃，适用于煤矿、非煤矿山、工厂、城市等场合的供排水。本系列泵的性能范围〔按规定点：扬程：H＝60－1000m各种型号的性能参数见第三局部型号意义说明如：MD280－43x6级数单级扬程〔m〕设计点流量〔m3/h〕煤矿用耐磨多级离心泵200MD43x6级数单级扬程〔m〕煤矿用耐磨多级离心泵进出口口径尺寸〔mm〕二、泵的构造特征与工作原理1序号零件名序号零件名称序号零件名称序号零件名称序号零件名称序号1吸入段7末级导叶13首级密19叶轮挡套25封环2吐出段8填料函体14次级密20吸入侧轴26封环套3中段9轴15导叶套21平衡环274首级叶10联轴器部16平衡盘22填料环28轮件5次级叶11轴承部件17平衡盘23填料29轮甲衬环6导叶12轴承部件18吐出侧24拉紧螺栓30乙轴套1、构造特征本泵主要由定子局部、转子局部、平衡机构、轴承局部及密封局部组成。泵的定子局部由吸入段、中段、吐出段、导叶、填料函体、轴承体、拉紧螺栓等组成，泵的入口为水平方向，出口为垂直向上方向，导叶、密封环承受耐磨球末铸铁。泵的转子局部由轴及装在轴上的叶轮、叶轮挡套、轴套、和用来平衡轴向力的平衡盘等组成，叶轮、叶轮挡套均承受耐磨球末铸铁。平衡机构由平衡环、平衡套、平衡盘衬环以及平衡管路等组成。轴承局部承受单列向心滚柱轴承，能够满足泵在运转时发生的轴向串动，轴承承受MD85-67、MD155-6720#机油润滑，所参与油量1/3泵的密封泵的吸入段、中段、吐出段之间的结合面是用纸垫密封，转动局部的密O封圈，泵的两端以软填料密封，并装有水封部件，起防止空气进入和润滑填料的作用。吸入侧填料及填料环分部填料环软填料软填料3吐出侧与吸入侧一样泵的转向从联轴器端看泵，转动方向为顺时针旋转。2、工作原理该泵是单吸多级离心水泵，介质由吸入口吸入，经过逐级加压后，从出口排出，以到达使用的目的。三、泵的技术特性和曲线流量功率MD46－50流量功率叶扬转速轴电效必需汽轮质型号程n功机率蚀余量直量m3/hl/sHmr/min率P功率η％〔NPSHr(m)径mmkgkWPkW3054MD46-50x3461503763279551386422302980542102MD46-50x44530246200635518464MD46-50x5305554327462506355230643033354MD46-50x646300756335055276643054MD46-50x7463507563374553226443044054MD46-50464009063397x855368643054MD46-504645011063419x955414643055529854MD46-5046500011063210443x1055460643054MD46-504655013263466x115550664MD46-503066654132490x12 46600635555552645MD85－45转必需汽叶转必需汽叶扬效程速轴功电率蚀余量轮质量型号hl/sHmnr/min率PkW机功率Pη％〔NPSH〕r(m)直径mmkgkW5510263MD85-4859037721995x21007870155563MD85-43552245x385135722981001177020005520463MD85-48518075722505x4100156705525563MD85-48522590722755x5100195705530663MD85-485270110723005x6100234705535763MD85-485315132723265x7100273705540863MD85-485360132723525x8100312705545963MD85-485405160723765x9100351706MD85－67流量功率转必需汽叶扬效程速轴功 电率蚀余量轮质量型号m3/Hn率 机η〔NPSH直kgl/shmr/minP 功kW 率P％〕r(m)径mmkWMD85-65522229854902358467x38520106510018365552954MD85-67x485626811065964100244655537054MD85-6853351326511267x5100305655544454MD85-6854021606514347x6100366655551854MD85-6854691856515567x7100427655559254MD85-6855362206516247x8100488655566654MD85-6856032506518407x9100549657MD155－67型号型号流量扬转速功率效必需汽叶质量程 n 率蚀余量 轮 kgHr/min轴电η〔NPSHrm 功机％ (m) 径m3/hl/s

率功 mmP 率kW PkW100 228 64MD155-67x315543201

13274

952185 177 723041024102MD155-67x41851554326874418523672100380298064235MD155-67x5155433352207410451852957210045664MD155-67x61554340228074143518535472MD155-67x7100155435324693156474155822185413728910060864MD155-67x8155435363557417001854727210068464MD155-67x915543603450741860185531728流量功率150MD30流量功率叶扬转速轴电效必需汽轮型号程n功机率蚀余量直质量m3/hl/sHmr/min率P功率η％〔NPSHr(m)径mmkgkWPkW1006564150MD30x2155436055755151855514807530510064150MD30x3755901554390751857510013064150MD30x41554312090756701851107510064150MD30x515543150110757451857510019564150MD30x615543180132758201851657510064150MD30x715543210160759001857510026064150MD30x815543240180759751852207510064150MD30x9155432701251807510551857510032564150MD30x1015518543300275220757511309200MD43流量 功率扬 转速程 型号 n

叶电效 必需汽轮机率 蚀余量 直Hm3/hl/s

r/min

率功η〔NPSHr 径m P 率kW PkW

％ (m)mm185 94 69200MD43x2280335185

8676141

110777569

815200MD43x32801291607793533511475185188148069360200MD43x42801722207710553351527518523569200MD43x528021528077117533519075200MD43x6185282315691295280258773352287518532969200MD43x72803013557714153352667518537669200MD43x82803444007715353353047518542369200MD43x92803874507716553353427510MD155－30型煤矿用耐磨多级离心泵性能表流量流量转功率叶扬 效 必需汽速 轮 质程 轴功电机率 蚀余量型号n直量m3/ H 率 功率η NPSHRl/s r/m 径 kgh m P kW ％ (m)in mmkW1006564MD155-30x155436014855755152 305185 55 0 75MD155-30x100756459315543907501857510013064MD155-30x15543120907567041851107510064MD155-30x155431501107574551857510019564MD155-30x155431801327582061851657510064MD155-30x155432101607590071857510026064MD155-30x155432401807597581852207510064MD155-30x15543270125220751059518575MD155-30x1003252264113101554330007501818275755MD280－43流量转功率叶扬效必需汽速轮质型号程n轴功电机率蚀余量直量m3/hl/sHmr/min率P功率kWη％NPSHR(m)径mmkgkW1859469MD280-43x28086110778152335767518514169MD280-43x9328012916077353351147518518814869MD280-43x360105280172022077453351527518523569MD280-43x117280215315775533519075MD280-43x1852826912931562802587753352287518532969MD280-43x28030135577141753352667518537669MD280-43x28034441077153853353047518542369MD280-43x280387440771659533534275MD280-65流量流量转功率叶扬 效 必需汽速 轮 质程 轴功电机率 蚀余量型号n直量m3/ H 率 功率η NPSHRL/s r/m 径 kgh m P kW ％ (m)in mmkW21070MD280-65280130185761455x234014871430210070MD280-65280195280761655x334071MD280-65x428032528032545076340307712107028039050076340712107028045563076340712107028052071076340712107028058580076340712106976147028065090076340614803712102807159007076x5

210280340210

260

307

70355 767170

18552055MD280-65x6MD280-65x7MD280-65x8MD280-65x9MD280-65x10MD280-65x11

2255245526602860306032603403407121070346MD280-652807801120760x1234071MD450—60流量转功率叶扬效必需汽速轮质型号程n轴功电机率蚀余量直量m3/hl/sHmr/min率P功率kWη％NPSHR(m)径mmkgkW33513072MD450-60x1745012512025580250500139114186781933572MD450-60x5200360345012518014827980043050013917107833526072MD450-60x225450125240500804050013922839878MD450-60x335325722506305450125300800500139285 78MD450-60x

335

390

722754501253606500139342

597

710 80078MD450-60x

335

445

723004501254207500139399

800 80078MD450-60x

335

520

723254501254808500139456

796

900 80078MD450-60x

335

585

723504501255409500139513335 650

10008007872MD450-60x45012560010 50139570

80112078

375007MD450－90流量扬转功率效必需汽叶质程速率蚀余量轮型号量m3/l/shHmnr/m轴功电机率 功率η％NPSHR(m)直径kginPkWmmkW33519073MD450-90x2845012518035578240520144172772833573MD450-90x532650034501252707805201442587733538073MD450-90x36845012536063078405201443447733547514873510MD450-90x041045012545070780078505201444307733557073MD450-90x452450125540100078605201445167733566573MD450-90x49445012563011207870520144602110077MD450-90x3357609507353612508450125720780520144688120777335855106973MD450-90x4501258101400785789052014477477335950118773MD450-90x450125900141416007862010052014486077335104138473MD450-90x1145012559901800786620520144946773351141425730MD450-90x45012510820237870412005201441031898772性能曲线四、泵的外形图及安装尺寸12泵泵外型和安装尺寸〔共用底座〕型泵泵外型和安装尺寸〔共用底座〕型级数n-号LL1L2L3L4L5L6L7L8CB1B2B4HH1H2hd1713022241236387550156152041813924301555492550-2158352034MD46-19155102273536351830486027215509090665320004200214216066020174561133152656-2255064821024733053泵泵外型和安装尺寸〔单独底座〕型泵泵外型和安装尺寸〔单独底座〕型级数n-号LL1L2L3L4L5L6L7L8CB1B2B3HH1H2hd244860978077591051265466MD46-00184007751535535305045362721462460－5012690060775067230050003016105127667896077522105221825911832542389050065213MD85—45级 泵外型和安装尺寸〔共用底座〕泵型号数LL1L2L3L4L5L6L7L8CB1B2B3H216111263850200203844893184014661040230277147615365303326425052041984161253010602753511796703955210817375601120305425223泵外型和安装尺寸〔单独底座〕MD85-45LL1L2L3L4L5L6L7L8CB1B2B3H62323683303791499483724477573777911903035733261045250520345825218314517916479259592595905525791721MD85—67LL1L2L3L4L5L6L7L8CBB1B2B3B4HH1H2H3h247427327654009183714594194064572802875295895649154763555754574573506006005084203502703155031169455807235083379112576010228115606103553467899560级泵外型和安装尺寸〔单独底座〕级泵外型和安装尺寸〔单独底座〕泵型号数345MD85-676789150MD30LL1L2L3L4L5L6L7L8CB1B2B3B4HH1H2h19021450800310660056660021682333171218275506651100121531235542554038812123643507056767054203502806056150MD3078910泵型号级泵型号级泵外型和安装尺寸〔共用底座〕数2150MD3034泵外型和安装尺寸〔独立底座〕2653 7604508996552818 8755658997705082933 990680899885155355418 65 53506006004303502805030881105 795899100034081220 9109371115610340813351025 9371230MD155—67LL1L2L3L4L5L6L7L8CBB1B2B3B4HH1H2H326942847765400918371459457508508315311532039564915476355575560560350600600610420350270355329194558072363061036643912112576010228118999001000630710500级泵外型和安装尺寸〔单独底座〕级泵外型和安装尺寸〔单独底座〕泵型号数345MD155-676789200MD43泵外型和安装尺寸〔单独底座〕泵型号级数L L1 L2 L3 L4 L5 L6 L7 L8 C B B1 B2 B3 B4 H H1 H2 H3LLL1L2L3L4L5L6L7L8CB1B2B3B4HH1H2h170214508003106600566600218222971712182755066511001215312355425540388121236435070567670542035028060224064951803734573155083257862531083850331542708755440633417535590061053083885570876157383763117.45072072048040033035563213101570089363035573649114683010081023355839791275960115343761000710400102894109140510901283400200MD43泵型号级泵外型和安装尺寸〔共用底座〕数200MD43泵型号级泵外型和安装尺寸〔共用底座〕数2155-3034泵外型和安装尺寸〔独立底座〕56155-307泵外型和安装尺寸〔独立底座〕56155-3078910泵外型和安装尺寸〔单独底座〕泵型号280-43276376045089965529958755658997705083163990680899155355885418655350600600430350280503338110579589910003453122091093711156103568133510259371230级数LL1L2L3L4L5L6L7L8CBB1B2B3B4HH1H2225254951808963734063282562531089615742950338811755084507207205084804003304301575544093463345753215885570985763630610633451015700985893740281145830110810239006308415812759601108115342067109440814051090110812831000710级泵外型和安装尺寸〔单独底座〕泵型号级泵外型和安装尺寸〔单独底座〕泵型号数LL1L2L3L4L5L6L7L8CBB1B2B3B4HH1H223072 560180 110234550850833272 690310 114047563061043922 820440 12066051000710280-6554172 950570 1206735500190536625856790 790530500 380642821080 700 1206865744121210 830 12069951120800845421340 960 120611251281949721470109012551250900105102160012201385115232173013501281151512536218601480128116451281泵外型和安装尺寸〔单独底座〕泵级1281泵外型和安装尺寸〔单独底座〕泵级型数LLBBBBHHH号 LL1L2L3 L6LLCBH45781234123450-602311561523511574215606103553438583961770920388541127812605747271000710400542741075694129819053788059198650085083056055041064427123084712981033112080045074634138010001298118684793153511531298133991051765329168518401306145914581458149216451250900500泵外型和安装尺寸〔单独底座〕泵型号级数泵外型和安装尺寸〔单独底座〕泵型号级数LL1L2L3L4L5L6L7L8CB1B2B3HH1H2H32409082133175745540342109915019276254044380116167110977954555000133184112679654565170150110111437113550450-90753401671115314371507541305725-13665011651145705650525508538018411295143714755095550202314371437164550105950218115791470181556116120235117491034198571126190252119191030215580级 D1D2D3D4n-d2D5D6D7D8D9n-d3数MD46-503-1280128150190801201331702158-22MD85-452-91001481702101001491581902358-22MD85-673-91502102402808-231502032402803408-34150MD302-101502122402858-221502032182503008-26MD155-673-91502102402808-231502032402803408-34200MD432-92002652953358-2320025928232037512-30MD155-302-101502102402808-231502032182503008-26MD280-432-92002682953408-2320025928532037512-30MD280-652-122002682953358-2320025928534541512-34MD450-602-102503203554058-2625031234540047012-41MD450-902-122503323704358-3025031238243050012-41泵型号泵型号尺寸进口法兰出口法兰除了一般的安装要求外，安装本型泵应留意一下几点：1、电机与泵联轴器之间应保持确定的间隙，此间隙值应是先将转子往联轴器端拨动后〔即平衡盘与平衡板端面靠紧时〕仍保证两联轴器之间有5－7间隙。2、电机与泵的轴心线必需在同一平面内成直线，可用塞尺测量两联轴器端面间隙的均匀度上下或左右的差数不得超过毫米，在圆周各个方向的跳动不得超过毫米。3、安装完成后，转动转子部件证明没有卡住现象。六、泵的使用、操作1、泵的启动泵在启动前必需用手转动感觉灵敏，并通过注油嘴给轴承注油。使泵与电机脱离，检查电机转向与泵的转向是否全都。泵启动前关闭闸阀和压力表旋塞，向泵内注水或抽真空引水。启动泵后翻开压力表、真空表旋塞，渐渐翻开出口闸阀到压力表指到所需的位置。泵在启动之前，必需对轴承局部加注润滑脂。2、泵的运转75℃，温升不大于35℃。要常常1000运转过程中，如发生不寻常的声音时应马上停车，检查其缘由。检查泵轴串动要在允许范围内，填料压紧程度应保持均匀漏水。100020套与叶轮挡套协作间隙因磨损超过最大值的两倍时，应检修更换相应的零件。用户应依据现场状况、技术水平订出具体的操作规程。3、停机停机前渐渐关上出水闸阀和压力表、真空表旋塞，然后关闭电机。七、故障分析排解故障现象缘由解决方法 备注1、水泵不注入水泵的水量不够，水管与仪表漏气紧、堵塞漏气处表及真空表的指针猛烈跳动2、水泵不底阀没有翻开或已表表示真大。空

，提高水位3、看压力出水管阻力太大，旋检查或缩短水管及表水泵出转方向不对，叶轮淤检查电机，取下水管水处有压塞，水泵转数不够泵不出水

水泵额定转数。4、流量低水泵淤塞，密封环磨清洗水泵及管路更于估量 损过大，平衡装置磨换密封环检修平衡损5、水泵消因平衡装置磨损过

装置检修平衡装置及叶耗的功率量，造成叶轮前盖板轮等零件适当关小过大 磨擦 闸阀开度6、水泵内流量过大，吸管内阻增加出水管内的阻部声音反力过大，吸水高度过力以减低流量，检查上水 温度过高7、水