新型高压清洗车外文文献翻译中英文翻译外文翻译.docx

新型高压清洗车外文文献翻译中英文翻译外文翻译.docx

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新型高压清洗车外文文献翻译中英文翻译外文翻译

附录

Thenewhighpressurecleaningthecar

Withtherapiddevelopmentofindustry,environmentpollutionisbecomingmoreandmoreserious,theenvironmentalprotectionquestionisalreadyaglobalstrategy.Inordertoadapttotheneedsoftheconstructionofurbanenvironmentalsanitation,clearintimethecity,improveairquality,sanitationvehiclesofdevelopmentanddevelopment,hasbecomeanimportanttopicofthesetbeforeus.Thedevelopmentofurbanizationinourcountry,theincreaseoftheroadtotherequirementsofenvironmentalprotectionandimprove,whichmakesthesanitationcarrequirementincreasingly,highpressurecleaningthecarasasanitationinvehicles,havingtocleantheroad,guardrailandpurifyairyaction,isoneoftheimportanturbanenvironmentalprotectionequipment.Thecurrentdomesticproductionofhighpressurecleaningcarbackwardintechnology,therearemanyproblems;Foreigncleaningvehicleperformancewhileissuperior,butthepriceisexpensive,needalotofforeignexchange,itisnotthesolutiontotheproblem.Therefore,thedevelopmentofnewhighpressurecleaningcarshasbecomeChina'surbanenvironmentalprotectionworkimportantproblemtobesolved.Itnotonlywithindependentintellectualpropertyrights,andcanimprovethedesignlevelofourcountryspecialautomobile,drivingthesanitationvehiclesinChinatodevelopandmanufactureindependentdesignability.

1ageneralintroduction

Highpressurecleaningcarsmainlybythepowersystem,watersystemandhydraulicsystem,electroniccontrolandmanipulatesystemcomponents.Powersystemforcleaningthecartowalkandwaterpumpsprovidemotivation.Watersystemmainlybythehighpressurepump,watertank,valve,nozzleandothercomponents,waterthroughthepumppressurecanimproveafterto8MP,formhighpressurejetsprayingtoroad,effectivelyflushthesanddust.Hydraulicsystemmainlybythehydraulicpumpandmotorandandvalvesetandothercomponents,controlvehicletowalkandinjectionaction.Electriccontrolpartbysensors,SCMandmaindisplaycontrolpaneletc.Inthispaperthedevelopmentofhighpressurecleaningcarmaintechnicalparametersareasfollows:

Theratingcapacity;Engineoutputpower45KW;Thebiggestwaterspraywidthisnotlessthan3m;Sprayworkforvehiclespeed5km/h;Spraywaterpressureisnotlessthan8MP;Totalnumberofnozzle21;Waterpumpwaterlargestamount65km/h.

2powerdistributionandswitchingsystem

2.1thebasicprincipleofthepowertransmissionandschemeselection

Highpressurecleaningcaraccordingtothefunctionoftherealizationofthedividedintotwokindsofstate:

anormalworkisdrivingcondition,highpressurecleaningthecarandgeneralatthesamecar,realizethetransferfunction;vehicle2itiswateringoperationsstate,thestateinthevehiclewithverylow,thespeedofthehighpressurewatersprayhomework,cleaningtheroad.Duetothehighpressurecleaningthecarneeddrivinganddriventwoaspectsofthepumppower,sothedynamichowtoprovidedesignistoconsiderwhentheprimaryissue.

Athomeandabroadandusuallyusethepowerdistributionsolutionshastwo,oneistoadoptdoubleconfigurationoftheenginepowertransmissionsystem,ismainenginevehiclesnotalter,transmissionsystemwillnotdochange,useaTaiwanindependenceinvehiclesoutsidethesystemofpowerauxiliaryenginedrivehydraulicsystemforhighpressurepumpprovidemotivation.

Theadvantagesofthisschemeissimpleinstructure,thepriceislow,thedisadvantageisasthevehicleinthewatersprayworkdrivingthespeed,lowspeedlessthan10km/h,thistimethemainenginecan'tworkinthebestworkingpoint,thatpowerallocationisnotreasonable,canproducefuelandpowerwaste,andoccupythespaceofviceenginebody,lessthewaterstoragevolume,vicevehicleengineinstallationaddednewvibrationnoisesources,theinfluencethestabilityofthevehicle.

Anotherplanistousethevehicleenginevehicletransmissionsystemandhydraulicsystemprovidethepower,throughthepointswithFenDongXiangaction,inthetransferroad,drivenbythemainengineFenDongXiangtodrivingaxledifferentials,highspeedmovement;vehicleIninjectionhomeworkroad,drivenbythemainengineFenDongXiangtohydraulicsystem,ontheonehand,controloperationspeed,ontheotherhand,thedrivepumpwaterspray.

Theschemewiththeforegoingscheme,itsadvantageiscompared,givingfullplaytotheenginepower,makethevehicleinthewatersprayoperationscanstillworkingathighspeedratingoftheworkofthestate,notonlysaveoneengine,reducethefuelconsumption,andengineexhaustemissionindexismoreadvantageoustoachieveurbanenvironmentalprotectionrequirement.Thevehiclestructuremorereasonable,vehicleweightoflow,waterstoragespaceincreases.Tosumup,singleengineconfigurationisamorereasonableconfiguration,sothispaperpowerinthenew,highpressurecleaningvehicledesign,usingasingleenginedesignscheme.

2.2powerdistribution

Toensurethehighpressurepumpprovideoftheinjectionpressureisconstant,drivethehydraulicloopquantitativehydraulicpumpmustworkinconstantspeedratingoftheworkofthestate,watersprayoperationsvehicleofthespeedandtheroadofinjectioneffectisalsonottochangeabouttheamountofdriving,sodrivethevariablepumpwillworkinconstantspeedratingoftheworkofthestate,theconsumptionofdrivingpoweralsoforsettingvalue.Thus,whentheenginepowertohomeworkforsettingvalue.

2.3newsingleaxisFenDongXiangdesign

FenDongXiangpowerdistributionisthecoreofthesystem,thetraditionalthoughtofdesignFenDongXiangusuallyadoptstwotothreeaxisstructureofpowerdistribution.Thispaperintroducesthedesignofnewlighthigh-pressurecleaningvehicleUSESthechassisisisuzuNKR55LLAlightchassis,withtraditionalstructureoftheFenDongXiangsizestoolarge,can'tmeetthesizerequirement.Accordingtothecharacteristicsofthepowerdistributionsystem,independentdesignanddevelopmentofthesingleshaftdriving,theFenDongXianggreatlyreducedtheFenDongXiangsize,makebodystructuremorecompact.

3hydraulicsystem

Thehydrauliccontrolsystemiswateringoperationseveryactionwhenthekeytomeeting,andthemainvariablepump,thequantitativepump,thedrivemotors,hydrauliccylinder,cooler,integratedcontrolvalvespiece,filteretc.Fromthefunctionoftherealizationoftheperspective,hydraulicsystembyhydraulicmotordrivetravelsystemandhydraulicpressuremotordrivewaterspraysystemtwosub-systems.

3.1hydraulicmotordrivedrivingsystem

Thevariablepump,hydraulicmotorandthecorrespondinghydraulicloophydraulicsubsystem,awalkforthesystemforoilpump,andquantitativepumpcoaxialconnected.Thissystemconsistsofintegratedcontrolvalvestorealizethecontrolofhydraulicpumpandhydraulicsystem.Thevariablepumpandmotorselection,accordingtothebasicpowertodeterminethevalue.

3.2hydraulicmotordrivewaterspraysystem

Hydraulicmotordrivewaterspraysystembyquantitativepump,quantitativehydraulicmotor,waterpump,reliefvalve,cooler,filterandhydrauliccylinderandstackedvalvesgroupetc.Forthehydrauliccylinderandstackedvalvesgrouptogether,forthecontrolofwatersprayframelift,extendablesuchaction.Thehydraulicoiltank,passesthroughtoreturntocoolerwater.

4waterinjectionsystem

Thewatersystemishighpressurecleaningthecarmainlybythecoreparthighpressurewaterpump,waterspraynozzle,frame,thespraygunandvalveetc.Watertankflowofwateroutofthepumpwillimproveafterwaterpressureto8MP,formhighpressurejetsprayingtotheroad.Thehighpressurepumprationalselectionofengineefficiency,thebestutilization,bestflushefficiencyhaveimportantinfluence,needaccordingtothedesignrequirementsandengineparameters,suchastodeterminethehigh-pressurepumppower,speedandtheparameterssuchaspumppressureatwork.Watersystemdesignofthemainproblemsincludingthefollowingtwoaspects.

4.1thetelescopicmulti-degree-of-freedomwatersprayframe

Watersprayframeisinjectionsystemofactuators,installedinhighpressurecleaningcarhead,highpressurewaterspraynozzleintheframe.Toincreasethewidthofthejetwash,designthenewhydrauliccontrolexpansioninstitutions.Work,installanozzletwooftherearprotrudingfromthefrontofthecar,andthenozzleintoastraightline,andthehighpressurewaterjetto;Aftercompletionofwork,backtothenozzletuberetractside.Watersprayframefromgroundlevelalsocontrolledbyhydraulicsystem,alsodesignsofthemechanicalstructure,highlyfine-tuningheightadjustmenttotrace.

4.2waterspraysystemparametersoptimization

Highpressurecleaningthecaristhepurposeofthequalityoftheroadsurfacecleaningoutclean,so,howtoimprovethecleaningeffect,waterconservationisdesigntoconsiderwhenimportantquestion,alsoisthepaststudiestheproblemofnopointtoconsider.Theeffectofroadsurfacecleaningandmanyparameters.Includinginjectionheight,theshapeofthenozzle,injectionpressure,injectionAngle,jetwidth,nozzlediffusionAngle,distanceofthenozzle.Throughalotofthetheoreticalandexperimentalresearch,todeterminetheheightoftheinjectionpressureinjection,jetAngle,thewidthofthejet,thenozzleofthediffusionAngleofpavement,washthebestresults,thewashrateinabove,cleanunitareaofthepavement,theconsumptionofwaterandenergy,reachedthebestmatchingvalue.

5electroniccontrolan