一種面向航運的新型40尺雙層折疊運車架設計與結構強度分析
打開文本圖片集
中圖分類號：U169.3 收稿日期：2025-03-05 DOI：10.19999/j.cnki.1004-0226.2025.06.019
Abstract：Withtheincreasingdemandforeicientloadingndspaceutilizationinthelogisticstransportationindustrytraditional single-layercaracksvebecomeisufcientforodetasportatioeds，especiallforong-distaceceantransportofveicles.Toadrestisallnge，ovelfootdouble-yerfoldingcarrackspecificallydesignedfrmaritietransportatonispr posedinthispaper.Testructurallayoutensuresthatinthefoldedate，itompletelyfitsithintheintealdimensiosof4foot standardcontainerfaclitatinglandtransportandemptyrackreturn；intheunfoledstate，therackcanloadfourpassengerarsandis suitableforstackingandsecuringonshipdecks.Keycompoentsofterackincludehingebases，supportframes，andbaseframes，all madeofhigh-strengthsteeltoguaranteestructuralstrengthandrigidityunderharshmaritieconditions.Finiteelementanalysis（FEA） wasconductedonthecriticalperformanceofthesupportframe.Teresultsindicatethatunderauniformloadoftons，themaximum deformation is 3.24mm and the maximum stress is 174.4MPa ，both satisfying the design requirements.This research provides new insights and references for the design of logistics transportation equipment used in maritime applications.
Keywords：Car rack;Double-layer;Folding；maritime transportation;Structural performance
1前言
隨著物流運輸行業(yè)的迅速發(fā)展，運輸設備的設計與優(yōu)化需求日益突出。（剩余4038字）