曳引带的更换

SECTION3：BeltRe-roping第三节曳引带的更换INTRODUCTION：Thisdocumentwillgiveastepbystepprocedureonhowtore-ropetheOptimuselevatorsystemwithCoatedSteelBelts.简介：本文详细介绍如何更换Optimus电梯系统的曳引带。.Measurement:Standardropestretchcalculationsareusedandposenosafetyrisk.测量：按照绳缆标准计算曳引带的伸长量，防止危险隐患的发生。TASK#工作步骤：PerformJ.H.A.withsupervisor与监督一起进行J.H.A.（作业危险分析）。Positionmaterialatappropriatefloorlevels.将材料放在适当的楼层。Accesselevator（BarricadesandSafetyEquipment）进入轿顶。（防护栏和安全设备。）Followaccessprocedures. 遵守进出井道程序。InstallLifelines.安装安全带悬挂绳。.CanbemountedofftheMachineBeamortheCardeadendhitch. 可以安装在曳引机承重梁或轿厢悬挂装置末端上。Removebeltguardsonthecounterweight,topofcar,andmachine.拆下对重、轿顶和曳引机上的曳引带防护罩。Landthecounterweight停靠稳对重。Makesurethecarisattherepairposition,TOCat0.7mabovethesill确保轿厢在维修位置，即轿顶高于顶层地坎0.7米处。Powerdown断电，锁闭电源并加警示。Markrailsforropestretchmeasurement.在导轨上作记号便于测量曳引带的伸长量。Installhoistingdevices.(slingsandcome-alongs)（CrossHead）安装轿箱提升装置（吊链和紧绳夹）I导轨夹轿架上梁RailGrabb-ersElevator电梯Elevator电梯CrossHead轿箱上梁Theliftwillbepickedfromtwopoints.轿箱应有两个提升悬挂点Liftthecar吊起轿厢。TOCat.85m吊到轿顶高于顶层地坎0.85米处Whenthereisslackinthebelts,applythesafetygear.当曳引带松驰时，触动安全钳。Lowertheliftonthesafetiesandmakesuretheyholdthelift.放低轿箱，使安全钳将轿箱夹紧。TOCat.7mMaintainslackrope此时轿顶高于顶层地坎0.7米，曳引带保持松懈状态。Loosenbeltclamp–oncarsidedeadendhitch.松开曳引带夹钳-（轿箱处曳引带末端悬挂装置上）。BeltClamp曳引带夹Removebeltfromtermination.从末端处拆下曳引带。Thewedgemayhavetobeforcedoutbyusingahammerandpunch可能需要用凿子和锤子将楔块打出。

Marryoldbeltwithnewbelt（Tobedesigned.Marryingdevice）新旧曳引带连接在一起。（连接夹需要进行设计）Loosenbeltclamp–oncounterweightsidedeadendhitch.松开曳引带夹钳-（对重处曳引带终端悬挂装置上）RemovebeltterminationfromCWTsidedeadendhitch从对重处曳引带悬挂板装置拆下曳引带悬挂杆。Removebeltfromtermination.从末端杆上拆下曳引带。Thewedgemayhavetobeforcedoutbyusingahammerandpunch可能需要用凿子和锤子把楔块打出。Pullbeltsthroughallthesheaves（Sheave(pulley)forpullingbeltsthrough.）拉动曳引带穿过所有的曳引带滑轮。（滑轮用于拉过曳引带）Graphicofbeltsbeingpulledthroughsheave(pulley)曳引带拉过滑轮Installnewbeltintermination.将新曳引带装入末端连接装置。InstallnewbeltinterminationandinstallinDEHoncarside将新曳引带装入绳头杆，并将其装到轿厢侧的曳引带悬挂位置上。Repeatprocessforeachadditionalbelt重复以上步骤更换其它曳引带。Liftcarupandresetsafeties上提轿厢，复位安全钳。Lowercarandputtensionontheropes放低轿厢，曳引带开始承重具有张力。Equalizethebelts.Measurethespringsandmakethemallthesamelength.各曳引带张力均衡，测量各弹簧的长度，并调整它们具有相同的长度。Removerigging拆除吊链。Runcardownandremovecounterweightblocking下行轿厢，搬开对重垫块。Runcardowntobottomandbackup下行轿厢至底层，再上行返回。Checkterminations-:makesureequaltensionBeltsarerunningtruewithinbeltgroove.查看各曳引带连接终端-：确认张力相等。曳引带在带槽内运行正常。Adjustterminationsifrequired如果需要，重新调整曳引带终端。ExitTOC退出轿顶。Runsystematratedspeed.10