单轨吊斜坡运输下承载小车力学特性分析.pdfVIP

第44卷第02期煤炭技术Vol.44No.02

2025年02月CoalTechnologyFeb.2025

doi:10.13301/ki.ct.2025.02.047

单轨吊斜坡运输下承载小车力学特性分析

叶庆春，邓海顺，黄志祥

(安徽理工大学机电工程学院，安徽淮南232001)

摘要：为准确计算承载小车受轨道下翼缘的支撑力，保证在不同斜坡工况下轨道受力合理，

考虑斜坡下运输物重心偏距的影响，理论推导液压支架偏载数学模型，得到承载小车支撑力计算公

式，并对其进行数值分析。结果表明：液压支架的起始水平重心偏距和竖直重心偏距均会以不同程

度影响支撑力，在斜坡倾角±10°范围内斜坡倾角与支撑力近似呈线性关系，小倾角下采用线性计算

支撑力的方法与实际值最大误差为12.200%，证明线性计算方法的有效性。

关键词：单轨吊；起吊梁；偏载；承载小车；受力分析

中图分类号：TD527文献标志码：A

AnalysisofMechanicalCharacteristicsofLoadCarriageunderSlope

TransportofMonorailCrane

YEQingchun,DENGHaishun,HUANGZhixiang

(SchoolofMechanicalandElectricalEngineering,AnhuiUniversityofScienceandTechnology,Huainan232001,China)

Abstract:Inordertoaccuratelycalculatethesupportforceofthebearingcarunderthelowerflangeof

thetrackandensurethereasonableforceofthetrackunderdifferentslopeconditions,consideringthe

influenceofthecenterofgravitydeviationofthetransportobjectundertheslopeandthecenterof

gravitydeviationintheinitialstate,themathematicalmodelofthepartialloadofthehydraulicsupport

istheoreticallyderived,andthecalculationformulaofthesupportingforceofthebearingcaris

obtained,andthenumericalanalysisiscarriedout.Theresultsshowthattheinitialhorizontalcenterof

gravitydeviationandverticalcenterofgravitydeviationofthehydraulicsupportwillaffectthe

supportingforceindifferentdegrees.Theslopeangleandthesupportingforceareapproximatelylinear

intherangeofslopeangle±10°.Themaximumerrorbetweenthelinearcalculationmethodandthe

actualvalueis12.200%undersmallslopeangle,whichpro