螺杆钻具使用手册.doc

--------------------------校验:_____________-----------------------日期:_____________螺杆钻具使用手册1、panyLTD.(Tianjin),onbaseofmasteringforeignanddomesticadvancedtechnologyandlinkingChinanationalsituation,,,applicationandcautions,soasforthecustomerstoknowwellourscrewdrills,andtodobetterselection,application,,ourscrewdrillmaybringintoplayinitsreliabletechnicalfunction,、-,topushtherotorintorotating,、posedoffourassembliesofby-passvalve,motor,cardanshaftanddriveshaft().前言上海奥森油田服务有限公司为渤海石油有限公司(天津)钻井部提供螺杆钻具设备服务,与此同时联同各油田、科研院所,在消化国内外先进技术,结合我国国情的基础上,开发和制造出多种型号的螺杆钻具,能为油田提供满意服务。本手册主要介绍螺杆钻具的性能和使用要求以及注意事项,便于用户更好地了解我公司的钻具,结合钻井的需要,选好、用好、维护好钻具,发挥其应有的技术性能,提高钻井经济效益。。泥浆泵泵出的泥浆液流经旁通阀进入马达,在马达进出口处形成一定压差推动马达的转子旋转,并将扭矩和转速通过万向轴和传动轴传递给钻头。螺杆钻具的性能主要取决于螺杆马达的性能参数。、马达、万向轴和传动轴四大总成组成(如图1) By-passValveAssemblyIthastwopositionsofby-passandclose().Itisinby-passpositionduringtripoperation,circulatesmudfluidinthedrillstringintotheannularspaceby-passingtheidlemotor,,,mudstreamflowsthroughthemotor,,ormudpumpstops,espringforceandstaticfrictionforce,thespringpressesthestemupward,andby-