旋轉(zhuǎn)防護(hù)欄教材

safetyrailingsWiththecontinousdevelopmentofsocialeconomy,everyoneisdeeplyawareofthesafetyoflifeandpropertyisessential,safetyfirst!Therefore,wecanseetheexistenceofsafetyrailingseverywhere,itsexistencereducealotofbadthingsforourhumanbeingsandnature.目錄Stainlesssteelrailings1Wroughtironguardrail2Rotatingrailings3Otherrailings4Becauseofitslightweight,lowpriceiswidelyusedinthefamilybalcony,stair,window,aisle,andurbanroaddiversion,etc.Stainlesssteelrailings不銹鋼常按構(gòu)造狀況分為：馬氏體鋼、鐵素體鋼、奧氏體鋼、奧氏體-鐵素體（雙相）不銹鋼及積淀軟化不銹鋼等。別的，可按成份分為：鉻不銹鋼、鉻鎳不銹鋼和鉻錳氮不銹鋼等Stainlesssteelisoftendividedintostructuralconditions:martensiticsteel,ferriticsteel,austeniticsteel,austeniteferrite(dualphase)stainlesssteelandtheaccumulationofstainlesssteelandsoon.Inaddition,thecomponentscanbedividedinto:chromiumstainlesssteel,chromiumnickelstainlesssteelandchromiummanganesenitrogenstainlesssteel,etc..Loremipsumdolorsitamet,consecteturadipisicingelit.LOREMIPSUMDOLOR1.Ferriticstainlesssteel:containingchromium12%~30%.Itscorrosionresistance,toughnessandweldabilitywithchromiumcontentofgrowthandprogresscan,resistancetochlorideshouldstresscorrosionperformanceisbetterthantheothervarietiesofstainlesssteel1.鐵素體不銹鋼：含鉻12%～30%。其耐蝕性、韌性和可焊性隨含鉻量的增長而進(jìn)步，耐氯化物應(yīng)力腐化機(jī)能優(yōu)于其余品種不銹鋼2.奧氏體不銹鋼：含鉻大于18%，還含有8%左右的鎳及少許鉬、鈦、氮等元素。綜合機(jī)能好，可耐多種介質(zhì)腐化2.Austeniticstainlesssteel:morethan18%chromium,italsocontains8%nickelandmolybdenum,atitanium,nitrogenandotherelements.Comprehensiveperformanceisgood,canwithstandavarietyofmedia.3.AUSTENITICFERRITICduplexstainlesssteel:bothausteniticandferriticstainlesssteel,andhastheadvantagesof.Austeniteandferritestructureeachabouthalfofthestainlesssteel3.奧氏體-鐵素體雙相不銹鋼：兼有奧氏體和鐵素體不銹鋼的長處，并具備超塑性。奧氏體和鐵素體構(gòu)造各約占一半的不銹鋼4.馬氏體不銹鋼：強(qiáng)度高，但塑性和可焊性較差。馬氏體不銹鋼因含碳較高，故具備較高的強(qiáng)度、硬度和耐磨性，但耐蝕性稍差，用于力學(xué)機(jī)能請(qǐng)求較高、耐蝕機(jī)能請(qǐng)求一般的一些整機(jī)上，如彈簧、汽輪機(jī)葉片、水壓機(jī)閥等。這種鋼是在淬火、回火處置后使用的4.Martensiticstainlesssteel:highstrength,butpoorplasticityandpoor.Martensiticstainlesssteelbecauseofthehighercarboncontent,soithashighstrength,hardnessandwearresistance,butaslightlypoorcorrosionresistanceandmechanicalfunctionforhigherrequest,corrosion-resistantfunctionrequestgeneralsomemachine,suchasspring,bladesofsteamturbine,hydraulicvalve.Thiskindofsteelisusedinquenchingandtemperingafterdisposal.5.積淀軟化不銹鋼：基體為奧氏體或馬氏體構(gòu)造，積淀軟化不銹鋼的經(jīng)常使用商標(biāo)有04Cr13Ni8Mo2Al等。其能經(jīng)由過程積淀軟化（又稱時(shí)效軟化）處置使其硬（強(qiáng)）化的不銹鋼。5.Accumulationofsofteningstainlesssteel:matrixforthestructureoftheausteniteormartensite,theaccumulationoftheoftenusedtosoftenthestainlesssteel04Cr13Ni8Mo2Alandsoon.Itcanbeaccumulatedthroughtheprocessofsoftening(alsoknownasagingsoftening)todealwithitshard(strong)ofstainlesssteel.AvarietyofstainlesssteelrailsSurfacedecorationHigh-grade,wroughtironguardrailsurfacedecorativeeffectpaintcolorful,mostlyimportedpaintahand-painted,issimple,elegant,fashion,thetrend.Themostclassicsurfacedecorativeeffectwithgreenbronze,redbronze,bronze,gold,copper,platinum,goldedgePhnomPenhside.Wroughtironguardrail高檔鐵藝護(hù)欄表面的裝飾效果漆豐富多彩，大都是采用進(jìn)口油漆手繪而成，既古樸、典雅，又時(shí)尚、潮流。最為經(jīng)典的表面裝飾效果有青古銅色、紅古銅色、古銅金、黑金邊、銅金邊、白金邊等表面裝飾Opensthematerial,forgingplay,bendflowers,assemblywelding,grinding,hotdipgalvanizing,throwinglight,spraypainting,bakingpaint,surfacedecorationpaint,spraytransparentpaint,packaging,wroughtironguardrailantirusttreatmentandantirustprocesstechnologicalprocess開料→鍛打→彎花→焊接組裝→打磨→熱浸鍍鋅→拋光→噴漆→烤漆→表面裝飾效果漆→噴透明漆→包裝鐵藝護(hù)欄的防銹處理及防銹工藝流程目前鐵藝護(hù)欄最有效、最實(shí)用的防銹方法是熱浸鍍鋅Antirustmethodofwroughtironfencethemosteffectiveandpracticaliscurrentlyhot

dipgalvanizingHotdipgalvanizingprocess1,picklingbeforeinspectionandtreatment2,skim(alkalinewash)3,washing4,pickling5,afterthepicklingcheckprocessing6,washing7,onthehelpplatingagent8,drying9,hotdipgalvanizing10,passivation11,cooling12,finishing13,inspection1、酸洗前檢查處理2、脫脂（堿洗）3、水洗4、酸洗5、酸洗后檢查處理6、水洗7、上助鍍劑8、烘干9、熱浸鋅10、鈍化11、冷卻12、精整13、檢驗(yàn)Wroughtironguardrailfeatures1,strong,durable,reliableconnection,structuralgood.2,naturalbeauty:thick,simple,clear.3,strongplasticity,accordingtocustomerrequirements,wroughtironguardrailcreatevarioussizesandstyles.4,theinstallationissimple,notlimitedbytheterrain,suitableforlargearea.5,thepriceismoreaffordable.Featuresandclassification1、堅(jiān)固、耐用、連接牢靠、結(jié)構(gòu)性好。2、自然美感：厚重、古樸、明朗。3、可塑性極強(qiáng)，可根據(jù)客戶要求，打造各種規(guī)格和款式的鐵藝護(hù)欄。4、安裝簡便，不受地形起伏限制，適合大面積采用。5、價(jià)格比較實(shí)惠Accordingtoclassifythefunctionofuse,wroughtironguardrail:ironbalconyrailing,ironstaircaseguardrail,airconditioning,wroughtironguardrail,wroughtironfencefence,ironanti-theftguardrail.Classificationaccordingtotheprocess,wroughtironguardrail:wroughtironguardrail,casting,wroughtironguardrail,welding,wroughtironguardrail,wroughtironguardrailassembly.Wroughtironguardrailclassification按鐵藝護(hù)欄的功能用途分類：有鐵藝陽臺(tái)護(hù)欄、鐵藝樓梯護(hù)欄、鐵藝空調(diào)護(hù)欄、鐵藝外圍墻護(hù)欄、鐵藝防盜護(hù)欄等。按鐵藝護(hù)欄的工藝分類：有鍛造鐵藝護(hù)欄、鑄造鐵藝護(hù)欄、焊接鐵藝護(hù)欄、組裝鐵藝護(hù)欄等。Accordingtotheclassificationofwroughtironfencestyle:Europeanstylewroughtironrailings,wroughtironguardrail.Accordingtothepracticalclassificationofiron:householdadornment,wroughtiron,engineeringconstruction,wroughtiron,thesortstatuewroughtiron,ironhandicrafts,fence,wroughtiron,etc..Accordingtotheclassificationofironproducts:generallycanbedividedintoindoorandoutdoorproducts按鐵藝護(hù)欄的風(fēng)格分類：有歐式鐵藝護(hù)欄、中式鐵藝護(hù)欄等。

按鐵藝的實(shí)用性分類：家用裝飾鐵藝、工程建筑鐵藝、雕像類鐵藝、鐵藝工藝品、圍欄式鐵藝等。

按鐵藝產(chǎn)品分類：一般可分為戶內(nèi)產(chǎn)品和戶外產(chǎn)品。保養(yǎng)方法1.避免磕碰。2.要定期除塵。3.要注意防潮。4.遠(yuǎn)離酸堿5.消除銹跡Maintenancemethod

1avoidthebump.

2regulardustremoval.

3shouldpayattentiontomoisture.

4stayawayfromacidandalkali

5removerustIntroduction:Antiimpactrotaryprotectivefenceisa"revolution"onthehighspeedrail".Atpresent,theuseofalotoftrafficaccidentmortalityratedecreasedbymorethan90%.ProductsintheMinistryofcommunicationsroadtestsitethroughthesmallcarandlargetruckcrashtestandgetasuccess,thetestresultsreachedtheSB,SBmlevelofthetechnicalstandardsforthelevelofbarrier.Canbelievethatinthenearfuture,"rotatingbarrelbarrier"willbecomeChina'sexpresswayandordinaryroadauniquesceneryline.Itwillalsochangetheguardrail50yearsofhistory,bringanewconceptoftrafficdoor,createanewtypeofroadenvironment,makefudescendantslifeengineeringRotatingrailing抗沖擊旋轉(zhuǎn)式防護(hù)欄是高速護(hù)欄上的一場(chǎng)“革命”。目前，該產(chǎn)品已獲得22項(xiàng)發(fā)明專利，在韓國、日本、美國等國家被廣泛使用，使用地段的交通事故死亡率降低90%以上。本產(chǎn)品在交通部公路試驗(yàn)場(chǎng)通過小型車和大貨車的碰撞試驗(yàn)并獲得了成功，試驗(yàn)結(jié)果達(dá)到了SB、SBm級(jí)護(hù)欄防撞等級(jí)技術(shù)標(biāo)準(zhǔn)?？梢韵嘈旁诓痪玫膶?，“旋轉(zhuǎn)桶護(hù)欄”必將成為我國高速公路及普通道路上一道獨(dú)特的風(fēng)景線，它也將改變護(hù)欄50年的歷史，帶來一種全新的交通防護(hù)理念，創(chuàng)造一種新式的道路環(huán)境，成為造福子孫后代的生命工程。1.Materialpreparation2.Granulation3.extrusionmolding4.CellularfoamingA,androtatingtypeanti-hitguardrailproductionprocess(materialpreparation-madegrain-squeezeplasticforming-micro-holesentbubble)(a)rotatingbarrelsrawmaterialspreparationandthemadegrainprocessmanufacturingrotatingbarrelsofrawmaterialsistoEVA(vinyl-acetatevinylestercopolymerreal)mainlymaterial,addedPE(polyethylene)andtherelatedchemicaladditives,17speciesaccessories,inmusttemperatureandthepressureXia,hasafterkneadingmachine→mixedrefining→extrusion→cutting→dehydrationdried,processmadeofspecialsmallparticles.Smallparticlesmustbesavedinadryenvironment,andusedupallwithin7days.technologicalprocessEVAandothermaterialsafterblendingparticlesGranulationsystemequipmentLoremipsumdolorsitametRotatingbarrelmaterialperformancePhysicalpropertiesofapparentdensity≥125kg/m3Highflexibility,excellentresistanceEnvironmentalstresscrackingMechanicalpropertiesoftensilestrength7-30MPaElongationatbreak200--990%Reboundrate≥72%Rockwell1Temperatureresistanceductile/brittletemperature-69°CMinimumcontinuousoperatingtemperature-60°CMaximumcontinuousoperatingtemperature70°CByinjectionmoldingmachineintothemoldrawmaterialparticlesafterthemeltwithinapredeterminedtimeperiodwhen,atacertaintemperatureandpressureconditions,controllingcertainamountoffeedinjectionmoldedintoapre-designedsample.Injectionmoldingprocess(Preparationofsample)LoremipsumdolorsitametinjectionmoldingmachineThetwopiecesofthesameshapesampleinjectionintothefoamingmachine,inprecisetemperatureandpressureconditions,throughphysicalandchemicalreactionof50-55minutesremovedhavebeenfusedintooneoftherotatingbarrelandimmediatelyputpredictionofPVCplasticsleevesintothecavityoftherotarybarrel,thebarreltorotateslowlyintoacylindershaped.(thebesttemperature,pressure,timethreemainparametersobtainedbyorthogonaltest,suchasthethreeparameterscannotbecoordinated,thebucketwillnotbeacylindertype)FoamingprocessLoremipsumdolorsitametLOREMIPSUMLoremipsumdolorsitametLOREMIPSUMAccordingtotheanalysisofthestressprocessoftheprotectivemechanism,thefollowingprotectionfeaturescanbesummedup.FeatureA:inthecourseofcollision,therotationoftherotatingbarrelcanquicklyreducetheincidentangleoftherunawayvehicle,andthenreducethelateralpressurebetweenthevehicleandtherotarydrumN.FeaturesB:theelasticmaterialoftherotarydrumcanbebufferedtothevehicle'slateraldecelerationprocess.CharacteristicC:thelongitudinalforcebetweentherunawayvehicleandtherotarydrumistherollingfrictionforce,whichismuchsmallerthantheslidingfrictionbetweenthetraditionalguardrailandtheoutofcontrolvehicle.typicalfeaturesofsafetyperformance安全性能典型特征根據(jù)上述防護(hù)機(jī)理受力過程分析，可總結(jié)出如下防護(hù)特征。特征A：碰撞過程中，旋轉(zhuǎn)桶的