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倍增滑轮组在非开挖抢险中的应用 Title:ApplicationofMultiplyingPulleySysteminNon-excavationEmergencyRescue Abstract: Non-excavationemergencyrescueoperationsarecomplexandchallenging,requiringefficientandsafeequipmenttoaccomplishthetaskathand.Onesuchequipment,themultiplyingpulleysystem,hasproventobeavaluabletoolinvariousemergencysituations.Thispaperexplorestheapplicationandbenefitsofthissysteminnon-excavationemergencyrescueoperations. Introduction: Non-excavationemergencyrescueoperationsrefertosituationswheretraditionalexcavationmethodsarenotfeasibleduetosafety,time,orotherconstraints.Theseoperationsincludebutarenotlimitedtotherescueofindividualstrappedincollapsedbuildings,undergroundtunnels,orotherconfinedspaces.Insuchscenarios,rescuersrequireequipmentthatcaneffectivelyliftheavyloads,traversedifficultterrain,andbedeployedquickly.Themultiplyingpulleysystemprovidesaninnovativesolutiontothesechallenges. I.UnderstandingtheMultiplyingPulleySystem: 1.Definitionandtechnicalaspects: Themultiplyingpulleysystemisamechanicaldevicethatutilizesmultiplepulleystoincreasetheforceappliedtoaloadanddecreasetheeffortrequiredtoliftit.Thesystemconsistsoffixedandmovablepulleysarrangedinaspecificconfigurationtoachieveamechanicaladvantage. 2.Componentsandconfigurations: Thesystemtypicallycomprisesacombinationoffixedpulleys,movablepulleys,ropes,andaload-bearingmechanism.Differentconfigurations,suchasthesinglefixedpulley,doublefixedpulley,ormultiplepulleysystems,canbeimplementeddependingonthespecificrescuerequirements. II.ApplicationofMultiplyingPulleySysteminNon-ExcavationEmergencyRescue: 1.Liftingheavyloads: Themultiplyingpulleysystemisinvaluablewhenfacedwiththeneedtoliftheavyloadsinnon-excavationemergencyrescueoperations.Bydistributingtheloadacrossmultipleropesandpulleys,theforcerequiredtolifttheloadissignificantlyreduced.Thisenablesrescuerstoliftheavydebris,equipment,ortrappedindividualswithrelativeease. 2.Traversingdifficultterrain: Non-excavationrescueoperationsofteninvolvenavigatingchallengingterrains,s