施工升降机的创新设计外文翻译.docx
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1、TheInnovativeDesignofConstructHoistJiaWenhua9YinChenboInstituteofAutomobi1eandConstructionMachinery9NanjingUniversityoftechno1ogy,Nanjing210009,P.R.ChinabdAbstractInthispaper,thecurrentdeve1opmentofconstructionhoistisreviewed.Thestructureandthecharacteristicsoftheconstructionhoistaredescribed.Thekey
2、techno1ogiessuchasthestructureofthediversityoftheconstruction,thetraction-1iftconstruction,theintegratedwinchsystemandthecomputeraideddesignarediscussed.KeywordsConstructionmachineryhoist;Innovativedesign;E1ectro-hydrau1ic.1 IntroductionTheconstructionhoistisakindofmechanica1machineryusedto1iftpasse
3、ngersandmateria1sa1ongthevertica1orrai1-dumpingmast.1tiscomposedofp1atforms,hopper,cageandsoon.Itcanhe1ptoimproveproductivityandreducecosts.Tomeettheneedsofdifferentkindsofconstructions,manynewtypesofconstructionhoistshavesprungupwhichhaveadvancedfunctions.2 Innovativedesignofstructure2.1 Commonstru
4、ctureConstructionhoistscanbedividedintofourtypesaccordingtothenumberofcageandmast.Theirre1ativepositionisshowninFig.1.(a) doub1emastandsing1ecage(b) Sing1emastandcagesonbothsides(c) Sing1emastandacagesinoneside(d) Sing1emastandacageinsideFig.1CommonstructurediagramThehoistshavebeenwide1yapp1iedincon
5、structiontoenhanceproductivityandconstructioncostsgreat1y.Thestandardsectionsofhoistswitheithersing1emastsectionsordoub1emastsectionsarea11connectedbybo1ts,andfixedonthewa11byconnections.Therearemechanica1springsfixedonthebottomframeofthisinordertoincreasethere1iabi1ities.2.2 Severa1newtypesofstruct
6、ureTheti1thoisthasrai1-dumpingmasts,whichcanbeapp1iedwherethebui1dingisnotvertica1.Itsmastispara11e1tothefadeofbui1dings.1tiswide1yusedforchimneys,towers,bridgesandotherhigh-riseti1tbui1dings.Onefo1dingandremova1hoistfor1ow-risebui1dings9hasemergedinrecentyears.Hefo1dingandremova1hoistmadebyGermanBO
7、CKERandithasagoodperformance.Thishoistcanpassthroughnarrowpassengerways,whenthestructureiscompact.Therai1sectionsofthishoistcanrotate360aroundthebase,operatingeasi1yandefficient1y.Furthermore,therai1sectionscanbeextendedandbendedsothatmateria1scanbetransportedconvenient1ytotheroofofthebui1dings.Acco
8、rdingtothosesuperiorities,thistypehoistwi11beapp1iedwide1yin1ow-risebui1dings.Toadaptthetrendofenergy-savingandsafety,theeffectivewaystooptimizethemachineryhoistsarereductionofse1f-weightanddiversityofproductforms.TheMB-hoistsmadebyIta1yMABERhasatri1atera1cross-sectionmast.Thistypeofmastsectionscanr
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