SIPA蓄能器气囊更换步骤

1、BLADDERCHANGINGPROCEDURE步骤更换气囊DISMANTLINGTHEACCUMULATORBLADDER拆解蓄能器气囊Isolateanddepressurizetheaccumulatorusingtheisolatingblockordepressurizethehydraulicsystem.Removetheaccumulatorandplaceithorizontallyinaviceoranothersecuringdevice.Protecttheshellsoasnottodamageit.使用阻塞块或液压减压系统来隔离和减低蓄能器中压力。将蓄能器拆下并将其平放在一个夹具或其他安全装置内。确保其外壳不会受到损坏。A. Unscrewtheguardcapfromthechargingvalve(photo1).A. 将保护帽从充气阀上卸下。(见照片1)B. Unscrewthechargingvalveplug(photo2).B. 将充气阀堵头卸下。(见照片2)C. Dischargethegascontainedinthebladderusing

2、achargingandgaugeassemblyuntil0isshownonthemanometer(photo3).Makesurethatthebladderisnotchargedwithnitrogenbycheckingthatthechargingvalveisopen.C. 使用装有标尺的卸压组件将气囊中的气压卸载到压力表指示的Obar(见照片3)。完全开启卸压阀以确认气囊中完全没有氮气。Important:Ifthebladderremainsincontactwiththeanti-extrusionsystem,consultOLAER.注意：如果气囊仍有残留气体，请咨询OLAER。D. Removethesingle-piecechargingvalve(photo4)orthechargingvalvemechanism(photos5/6)orthevalvecore(photo7),accordingtothemodel.D. 依照示例，分别取下卸压阀单件(见照片4)和卸压阀机械装置(见照片5/6)以及阀芯(见照片7)。E. Removethelockn

3、utfromthevalvebodyandthenthenameplate(photos8and9),accordingtothemodel.E. 依照示例，从阀体上拆除锁定螺母和铭牌(见照片8和9)。F. Removethehydraulicventscrewanditsseal(photos1Oand11)accordingtothemodel.F. 依照示例，拆除液压放气螺栓和其密封(见照片1O和11)。G. Loosenthelocknut(photo12).G. 松开锁紧螺母(见照片12)。H. Manuallypushthefluidportbodyintotheaccumulatorshelltoreleasethespacer,O-ringandwasher(photo13andexplodedview).H. 用手将无固定的端口推进蓄能器壳内以松开垫片、O型圈和垫圈(见照片13和分解图)。I. Releasetherubbersplitringfromthefluidportbody.Carefullyfoldittoremoveitfromtheaccumulato

4、rshell(photo14).I. 从无固定的端口上松开橡胶环扣。小心合拢并从蓄能器壳中取出(见照片14)。J. Removethefluidport(photo15).J. 拆除无固定的端口(见照片15)。K. Removethebladdercompletewithitschargingvalvebodythroughthefluidportopening(photo16).L. 将气囊和卸载阀完整地从开启的无固定的端口处取出(见照片16)。CLEANINGANDINSPECTION清理和检查Carefullycleanallthemetallicpartsoftheaccumulatorwithanorganicsolvent.使用有机溶剂仔细清理蓄能器内的所有金属部件。Visuallychecktheconditionofthecomponentsinstalledinsidethefluidport(poppet,springnutanddashpot).认真检查在端口内安装的部件(提升阀、弹簧螺母和缓冲器)状况。Pushthepoppetheadtocheckthatit

5、slidesfreely.按动提升阀头，检查其滑动是否顺畅。Cleanthebladderwithisopropylalcohol(forexample).使用异丙醇清洗气囊(如例)。Checkthatthesurfaceofthebladderisnotdamaged.检查气囊表面是否有损伤。Checkthatthereisnocorrosioninsidetheaccumulatorshell.Iftheinsideoftheaccumulatorshellisprotected,checktheconditionoftheprotection.检查在蓄能器内是否存在腐蚀。如果蓄能器壳有保护，检查保护状况。Replaceallpartsconsidereddefective.TheO-ringsmustbereplaced(seeexplodedviewphoto).更换所有有缺陷的部件。o型圈必须更换(参照分解图照片)。BLADDERCHANGINGPROCEDURE步骤更换气囊REASSEMBLINGACCUMULATORBLADDER重新安装蓄能器气囊L. Squeezeth

6、ebladdertodischargetheairfromit(photo17).L. 将气囊内的空气压出(见照片17)。M. Lubricatetheinsideoftheshellcopiouslybyturnarounditsaxis.Useeitherthemediumusedinthecircuitorasimilarliquid(toapprox.10%oftheaccumulatorvolumeforcapacitiesupto51itresor5%forhighercapacities).M.使用油压回路媒介物或者类似的液体。(5升的蓄能器容积的10%或者更大容积的5%)，将壳内部充分地润滑。Iftheliquidislowinviscosity(lowerthan5cSt),consultOLAER.如果液体粘性较低(低于5cSt)，请咨询OLAER。Lubricatethebladderandinsertitintotheaccumulatorshell.Checkthatthebladderisnotfoldedortwisted.Forlargecapacity

7、accumulators,useasuitabletool(abladderextractor).将气囊润滑并将其放入蓄能器壳内。检查气囊是否有折痕或是扭曲。对于大容积的蓄能器，需要使用合适的工具(气囊提取器)。N. Reinstallthenameplateandthelocknut.Donottightenthelocknut.N.重新安装铭牌并锁紧螺母，不要锁紧该锁紧螺母。O. Checkthatthechargingvalveslidesfreely.Insertthefluidportandtheanti-extrusionringintotheaccumulatorshell(photo18).Installthefluidportassemblyontheanti-extrusionring.O.检查换气阀是否能够自由滑动。将无固定端口和反冲圈插入蓄能器壳内。(见照片18)将无固定端口固定在反冲圈上。P. Installthewasher,theO-ringandthespacerinthatorder(explodedviewinphoto19).P.依次安装垫圈、O型

8、圈和垫片(见照片19的分解图)Q. Tightenthelocknutandmakesurethatthecomponentsarecenteredbystrikinglightlythefluidportbodyatvariousanglesusingaplasticorrubbermallet(photo20).Q.锁紧先前的锁紧螺母，使用塑料或橡胶锤击打以确保部件位于端口的中心位置(见照片20)。R. Tightenthelocknut(photo21).R锁紧先前的锁紧螺母(见照片21)。S. Installtheventingscrewanditsgasket(photo22).S.安装卸气螺母和其垫片(见照片22)。T. Securethevalvebodynutinpositionusingthecorrectflatsandtightenit(photo23).T.确认阀体螺母在正常位置，水平并锁紧(见照片23)。U. Installthesingle-piecechargingvalve,tighteningittoatorqueof1.5mdaN(photo4),o

9、rthechargingvalvemechanism(photos5and6),orthevalvebody,tighteningittoatorqueof0.029mdaN(photo7).U.使用1.5mdaN力矩锁紧单片换气阀(见照片4)，连同换气阀机械部件(见照片5和6)和阀体使用0.029mdaN力矩锁紧(见照片7)。V. Beforechargingtheaccumulatorwithnitrogen,turntheaccumulatorshellarounditsaxistolubricateitsinnerwallevenly.V. 将氮气充入蓄能器中，轴向旋转蓄能器并均匀润滑内部。Immediatelyafterthisoperation,chargethebladderwithnitrogentoapressureof1to1.5bar(withtheaccumulatorinthehorizontalposition:seetablechargingprocess).在此操作后，立即将气囊中氮气充到1-1.5bar(蓄能器水平放置：参阅卸气步骤)。W. Installtheblankingplugortheconnectorontheliquidside.W.安装堵头和回路连接器。

《SIPA蓄能器气囊更换步骤》由会员ni****g分享，可在线阅读，更多相关《SIPA蓄能器气囊更换步骤》请在金锄头文库上搜索。