方案-吊车梁吊装.doc

该【方案-吊车梁吊装 】是由【zhimenshu】上传分享，文档一共【13】页，该文档可以免费在线阅读，需要了解更多关于【方案-吊车梁吊装 】的内容，可以使用淘豆网的站内搜索功能，选择自己适合的文档，以下文字是截取该文章内的部分文字，如需要获得完整电子版，请下载此文档到您的设备，方便您编辑和打印。.;Bonemarrowaspiration...Master:kidneyunitsandkidneyphysiologicalfunction;kidneyballdiseaseofcauses,andonsetmechanism,andclinicalpointstype,andclinicalperformance,anddiagnosis,andidentificationdiagnosisandtreatment;sugarcortexhormone,andimmuneinhibitorsandanticoagulantagentapplication;urinarytractinfectionofdiagnosis,andidentificationdiagnosisandtreatment;acuteandchronickidneyfailureofcauses,andonsetmechanism,anddiagnosisandtreatment;non-dialysistherapyinthenutritiontreatmentofpurposeandrequirements;blood,andperitonealdialysistherapyofadaptedcard;kidneyfunctioncheckofusingandresultsjudge;:thepathologicalclassificationofglomerulardiseases;interstitialnephritisandrenaltubulardiseaseetiology,pathogenesis,diagnosisandtreatmentprinciples;kidneytransplantanti-rejectiontherapy;(1)ephritis1、,汽机间A轴上部结构已完成,吊车梁及吊车梁牛腿砼强度已达到要求,钢屋架现已制作完,大型屋面板也已预制完,现特制定此方案以指导综合性吊装施工。2、编制依据(1)《电力建设施工及验收技术规范》(2)起重吊装技术的手册(3)《CC1400型液压履带起重机性能表》(4)《电力建设安全工作规程》(火力发电厂部分)-92(5)《电建质量验收标准》(6)《钢结构施工验收规范》3、机索选择起重机选择:吊车梁重w=14t(13t)吊装重量G=16t选CC1400型液压履带起重机塔身角:850主杆:48m副杆:30m最大吊装幅度:34m最大吊装重量:31t满足要求索具的选择:吊装物的自重G=14t吊点为吊车梁的1/=a/n×1/sin600=140/2×1/sin600==2/cos600=4m由表中查得,极限强度为1850Mpa的6×37+1直径为30mm的钢丝绳作吊索600S允许拉力Pa=Pm/K===6满足要求;(GB559-65)起吊高度为24m++2m=;4、吊车的站位选择4、1由于汽机间A轴边柱标高24m,吊装的总高度为30m。所选择的吊车主臂高48m,吊车站位距A轴边柱外皮8m,由此得30m处L吊杆=30÷sin85==(48-)×cos85=;Bonemarrowaspiration...Master:kidneyunitsandkidneyphysiologicalfunction;kidneyballdiseaseofcauses,andonsetmechanism,andclinicalpointstype,andclinicalperformance,anddiagnosis,andidentificationdiagnosisandtreatment;sugarcortexhormone,andimmuneinhibitorsandanticoagulantagentapplication;urinarytractinfectionofdiagnosis,andidentificationdiagnosisandtreatment;acuteandchronickidneyfailureofcauses,andonsetmechanism,anddiagnosisandtreatment;non-dialysistherapyinthenutritiontreatmentofpurposeandrequirements;blood,andperitonealdialysistherapyofadaptedcard;kidneyfunctioncheckofusingandresultsjudge;:thepathologicalclassificationofglomerulardiseases;interstitialnephritisandrenaltubulardiseaseetiology,pathogenesis,diagnosisandtreatmentprinciples;kidneytransplantanti-rejectiontherapy;(1)ephritis附图:850-;Bonemarrowaspiration...Master:kidneyunitsandkidneyphysiologicalfunction;kidneyballdiseaseofcauses,andonsetmechanism,andclinicalpointstype,andclinicalperformance,anddiagnosis,andidentificationdiagnosisandtreatment;sugarcortexhormone,andimmuneinhibitorsandanticoagulantagentapplication;urinarytractinfectionofdiagnosis,andidentificationdiagnosisandtreatment;acuteandchronickidneyfailureofcauses,andonsetmechanism,anddiagnosisandtreatment;non-dialysistherapyinthenutritiontreatmentofpurposeandrequirements;blood,andperitonealdialysistherapyofadaptedcard;kidneyfunctioncheckofusingandresultsjudge;:thepathologicalclassificationofglomerulardiseases;interstitialnephritisandrenaltubulardiseaseetiology,pathogenesis,diagnosisandtreatmentprinciples;kidneytransplantanti-rejectiontherapy;(1)ephritis故主杆可以满足吊装要求。4、2吊车副杆根据现有工况为杆长30m,最大工作半径34m可以满足吊装附图:24mB8mA34m3行走及站位的地面处理:以现有安装铺设吊车行走道路处向西新铺设55m长;200mm厚路基石以保证大型吊车安全行走。在A轴4~15轴之间距柱外表面向西8M为中心铺设9M宽100M长400MM厚的路基石并整平使地面耐压力达到11N/cm2,以保证大型吊车安全行走及作业要求。;Bonemarrowaspiration...Master:kidneyunitsandkidneyphysiologicalfunction;kidneyballdiseaseofcauses,andonsetmechanism,andclinicalpointstype,andclinicalperformance,anddiagnosis,andidentificationdiagnosisandtreatment;sugarcortexhormone,andimmuneinhibitorsandanticoagulantagentapplication;urinarytractinfectionofdiagnosis,andidentificationdiagnosisandtreatment;acuteandchronickidneyfailureofcauses,andonsetmechanism,anddiagnosisandtreatment;non-dialysistherapyinthenutritiontreatmentofpurposeandrequirements;blood,andperitonealdialysistherapyofadaptedcard;kidneyfunctioncheckofusingandresultsjudge;:thepathologicalclassificationofglomerulardiseases;interstitialnephritisandrenaltubulardiseaseetiology,pathogenesis,diagnosisandtreatmentprinciples;kidneytransplantanti-rejectiontherapy;(1)ephritis5、吊装明细表序号构件名称几何尺寸长×宽×高(m)单位数量最大单体重量(t)1吊车梁DL8-××-××-××(两榀)24×8×(单榀)24×××8-×8-7D。×8-6Ca块3236、施工方法6、1施工前准备A轴保留现有8m~。B轴在吊车梁位置搭设操作平台,搭设方式见附图。跳板脚手杆在吊装前应用墨线弹出吊车梁的中线便于吊装找正,并且在吊车梁牛腿上利用水平仪画出水平位置。吊车梁吊装前应首先检查吊车梁的高度偏差和牛腿的标高偏差。为了减少在施工中与电建安装天车发生冲突,并在吊装4~5轴之间吊车梁之前铺设≥6m长的轨道。6、2吊车梁的安装与校正6、2、1吊车梁强度及牛腿的强度必须达到70%以上后方可吊装,并在吊车梁的上表面及两侧用墨线弹除中心线。6、2、2平面位置的校正方法:在吊车梁吊装前,现在厂房跨度一端距吊车梁中线约40~60cm的地面上架设经纬仪,使经纬仪的视线与吊车梁的中线平行,然后在一木尺上划两条短线,记号为A和B,这两条短线的距离,必须与经纬仪视线至吊车梁的中线距离相等。吊装时,将木尺的一条线A与吊车梁中线重合,用经纬仪看木尺另一条线B,并用橇棍拨动吊车梁,使短线B与经纬仪望远镜上的十字竖线重合(见附图)。并用此方法经常目测已装好的吊车梁的直线度,并用钢尺抽点复查跨距,以防止操作时因经纬仪有走动而发生差错。.;Bonemarrowaspiration...Master:kidneyunitsandkidneyphysiologicalfunction;kidneyballdiseaseofcauses,andonsetmechanism,andclinicalpointstype,andclinicalperformance,anddiagnosis,andidentificationdiagnosisandtreatment;sugarcortexhormone,andimmuneinhibitorsandanticoagulantagentapplication;urinarytractinfectionofdiagnosis,andidentificationdiagnosisandtreatment;acuteandchronickidneyfailureofcauses,andonsetmechanism,anddiagnosisandtreatment;non-dialysistherapyinthenutritiontreatmentofpurposeandrequirements;blood,andperitonealdialysistherapyofadaptedcard;kidneyfunctioncheckofusingandresultsjudge;:thepathologicalclassificationofglomerulardiseases;interstitialnephritisandrenaltubulardiseaseetiology,pathogenesis,diagnosisandtreatmentprinciples;kidneytransplantanti-rejectiontherapy;(1)ephritis附图:吊车梁中线木尺上的A线木尺上的B线线经纬仪2、3直度的校正:吊车梁的垂直度用靠尺、线坠检查。吊车梁垂直度允许偏差为5mm。吊车梁在校垂直度时,需在吊车梁底端与柱牛腿面之间垫入斜垫块,为此要将吊车梁抬起,用千斤顶等进行。6、2、4最后固定:吊车梁的最后固定,是在吊车梁校正完毕后,用连接钢板与柱侧面、吊车顶端的预埋件相焊接并在接头处支支模,浇筑细石混凝土。6、3吊车轨道的安装6、3、1吊车轨道在安装时,应先用垫铁找平,然后在每组螺栓的相应位置处下入φ5的钢筋网片,再浇筑C30铁屑细石混凝土。6、3、2在每组螺栓的相应位置垫上符合橡胶垫板并用压板进行固定,轨道利用定型夹板进行连接。6、3、3轨道在在安装完后应及时浇筑铁屑砂浆其后度要求小于50mm大于30mm6、4钢屋架的安装6、4、1由吊装手册中查得钢屋架跨度24m上弦两个角钢的弦杆端面满足120×80×8;下弦杆端面满足120×80×8则不论挂钩挂在钢架上任何一点,都能保持它的稳定性。由此,钢屋架可以满足吊装要求。6、4、2吊装前,在组装场地先组对出四组整体吊装的钢屋架,其它吊装方式为单榀吊装。组装场地应铺设道木并找平,组对时要结合框架的偏差修正其跨度。6、4、3在吊装前,操作平台的绑扎形式同吊车梁。6、4、;Bonemarrowaspiration...Master:kidneyunitsandkidneyphysiologicalfunction;kidneyballdiseaseofcauses,andonsetmechanism,andclinicalpointstype,andclinicalperformance,anddiagnosis,andidentificationdiagnosisandtreatment;sugarcortexhormone,andimmuneinhibitorsandanticoagulantagentapplication;urinarytractinfectionofdiagnosis,andidentificationdiagnosisandtreatment;acuteandchronickidneyfailureofcauses,andonsetmechanism,anddiagnosisandtreatment;non-dialysistherapyinthenutritiontreatmentofpurposeandrequirements;blood,andperitonealdialysistherapyofadaptedcard;kidneyfunctioncheckofusingandresultsjudge;:thepathologicalclassificationofglomerulardiseases;interstitialnephritisandrenaltubulardiseaseetiology,pathogenesis,diagnosisandtreatmentprinciples;kidneytransplantanti-rejectiontherapy;(1)ephritis4轴5轴(两榀组合)6轴单榀7轴单榀8轴单榀9轴10轴(两榀组合)11轴12轴(两榀组合)13轴单榀钢屋架组装场地AB154吊车行走垫道吊车行走垫道20000100003000081200240006、4、5现场组装场地位置图6、4、5钢屋架吊装绑扎形式可用两条万能吊索绑扎,绑扎的两吊点以圆木加固如图所示600600800080006928÷6、4、6两榀组合钢屋架的吊装组合钢屋架的总重12t;索具的选择:吊装物的自重G=12t吊点为钢屋架的1/=a/n×1/sin600=120/4×1/sin600==;Bonemarrowaspiration...Master:kidneyunitsandkidneyphysiologicalfunction;kidneyballdiseaseofcauses,andonsetmechanism,andclinicalpointstype,andclinicalperformance,anddiagnosis,andidentificationdiagnosisandtreatment;sugarcortexhormone,andimmuneinhibitorsandanticoagulantagentapplication;urinarytractinfectionofdiagnosis,andidentificationdiagnosisandtreatment;acuteandchronickidneyfailureofcauses,andonsetmechanism,anddiagnosisandtreatment;non-dialysistherapyinthenutritiontreatmentofpurposeandrequirements;blood,andperitonealdialysistherapyofadaptedcard;kidneyfunctioncheckofusingandresultsjudge;:thepathologicalclassificationofglomerulardiseases;interstitialnephritisandrenaltubulardiseaseetiology,pathogenesis,diagnosisandtreatmentprinciples;kidneytransplantanti-rejectiontherapy;(1)ephritis由表中查得,极限强度为1850Mpa的6×37+1直径为30mm的钢丝绳作吊索允许拉力Pa=Pm/K===6满足要求;吊车副杆为36米,大型钢屋架吊点至边缘为12米,(GB559-65)符合吊装要求。经过验算上弦强度可以满足吊装要求,但为保险在吊装前应加固两榀之间的水平支撑方法如下:在两吊点之间,间距500mm以水平方式绑脚手杆加固水平支撑。(2)每榀的上弦处加固杉木。两榀为一组的加固方式(如图);Bonemarrowaspiration...Master:kidneyunitsandkidneyphysiologicalfunction;kidneyballdiseaseofcauses,andonsetmechanism,andclinicalpointstype,andclinicalperformance,anddiagnosis,andidentificationdiagnosisandtreatment;sugarcortexhormone,andimmuneinhibitorsandanticoagulantagentapplication;urinarytractinfectionofdiagnosis,andidentificationdiagnosisandtreatment;acuteandchronickidneyfailureofcauses,andonsetmechanism,anddiagnosisandtreatment;non-dialysistherapyinthenutritiontreatmentofpurposeandrequirements;blood,andperitonealdialysistherapyofadaptedcard;kidneyfunctioncheckofusingandresultsjudge;:thepathologicalclassificationofglomerulardiseases;interstitialnephritisandrenaltubulardiseaseetiology,pathogenesis,diagnosisandtreatmentprinciples;kidneytransplantanti-rejectiontherapy;(1)ephritis万能索用木材加固绑扎法简图:6、4、7在吊装前应在钢屋架牛腿上表面用墨线弹出钢屋架两榀之间的距离,以便在施工中方便钢屋架的找正,在施工中钢屋架4轴~5轴整体吊装,6轴单榀钢屋架吊装就位后,吊车不准松钩,在此期间以现有塔吊作为辅助吊车进行水平支撑及斜支撑的吊运,安装人员由搭设在牛腿上的平台登上钢屋架进行安装操作。6、5大型屋面板的吊装:6、5、1大型屋面板由于要求多点焊接,所以在安装时应从B轴的边板开始,先吊装B轴边板,再以“∧”型式由起始端、固定端开始向7轴进行铺设和焊接。6、5、2大型屋面板要严格安进货顺序进行进货,进货的原则为带锚固筋的先进,×8-7D。×8-6C;×8-6Ca;×8-6Ca作为最后吊装。注:15轴板暂不安装7、质量通病的现象及预防措施:序号质量通病现象预防措施1构件运输、%,特殊构件达到设计强度的100%;;;;,最下一层构件要垫实;,应将下面的正确轴线点反到柱牛腿上,(杯口标高、柱牛腿标高、吊车梁的截面尺寸);.;Bonemarrowaspiration...Master:kidneyunitsandkidneyphysiologicalfunction;kidneyballdiseaseofcauses,andonsetmechanism,andclinicalpointstype,andclinicalperformance,anddiagnosis,andidentificationdiagnosisandtreatment;sugarcortexhormone,andimmuneinhibitorsandanticoagulantagentapplication;urinarytractinfectionofdiagnosis,andidentificationdiagnosisandtreatment;acuteandchronickidneyfailureofcauses,andonsetmechanism,anddiagnosisandtreatment;non-dialysistherapyinthenutritiontreatmentofpurposeandrequirements;blood,andperitonealdialysistherapyofadaptedcard;kidneyfunctioncheckofusingandresultsjudge;:thepathologicalclassificationofglomerulardiseases;interstitialnephritisandrenaltubulardiseaseetiology,pathogenesis,diagnosisandtreatmentprinciples;kidneytransplantanti-rejectiontherapy;(1);;、墙及梁的预检工作;,两端画出搭接长度线;;7、2钢结构制作、安装序