文档介绍：摘要针对油田广泛使用的生产设备——抽油机的工作现状,为降低能耗、降低采油成本和抽油机生产成本、提高抽油机的工作效率,采用机、电、液结合技术,设计了液压助力装置。利用该装置可将原抽油机的配置的托动电动机功率降低5%,达到降低功率、降低成本、提高效率的目的。目前,国内外油田绝大多数采用“游梁式”抽油机,这种抽油机启动转矩比正常运行转矩高10%左右。为保证正常工作,托动电机功率最大(启动)转矩工况配置,从而造成正常工作时的功率“浪费”,成本增加。采用抽油机辅助启动后,可将抽油机托动电机功率按正常运行时的工况配置,启动时用本装置托动,待转速达一定值时自动换成电机托动,辅助装置自动安全脱离。关键词:抽油机;辅助启动;液压系统;车载设备全套图纸,加153893706AbstractInviewofthepresentworkingsituationofthejackwhichiswidelyusedinoilfield,inordertocutdownenergyconsumption、reducethecostforextractingoilandoilproductionandincreasetheworkingefficiencyofthejack,essfullydesignthejackassistingstartupdevice,whichdependonmachine、hydraulicandelectricthree-in-%,andalsothepurposeofdecreasingenergyconsumption、cuttingdownthecost、,mostoftheoilfieldsfromhomeandabroaduse“wander-beam”jack,thestartuptorqueofthisjackisabout10%higherthanthatwhileunderfailure-,ordingtothemaximum(startup)torque,therebycoursethe“waste”,ordingtotheoperationalmodewhilerunning,whenstartupthisdeviceisusedtosupportwiththehand,whenrotatespeedreachtocertainnumericvalueswitchtomotorpullingautomatically,、environmentdistinguishingfeatureofthejack,raisetheelasticityofthedeviceandmeettheneedofworkingoutside,,theworktableisdesignedtobethree-dimensionalandcanberegulatedwithhand,uratejointbetweentransmissionshaftandmotorshaft;Startuptorqueisofferedbythehydraulicmotor,thetransmissionshaftandmotorshaftareconnectedwithmotorclutch,、:jackassisting;startup;hydraulicsystem;vehicle