课程设计计算书

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1、课程设计计算书课程名称现浇楼盖设计题目现浇钢筋混凝土单向板肋梁楼盖设计班级建工12303姓名邱作升学号11025833指导老师陈俊完成时间2014年1月3日星期五19目录现浇钢筋混凝土单向板肋梁楼盖设计···································31.设计资料························································32.楼盖的机构平面布置··············································33.板的设计··········

2、··············································33.1.荷载························································33.2.计算简图····················································43.3.弯矩计算值··················································53.4.正截面受弯承载力计算·····························

3、···········54.次梁的设计······················································64.1.荷载值计算··················································64.2.计算简图····················································6191.1.内力计算····················································64.4.1.正截面手腕承载力··

4、··········································64.4.2斜截面受剪承载力············································75.主梁设计··························································85.1.荷载设计值···················································85.2.计算简图·······································

5、··············85.3.内力设计值及包络图···········································85.3.1.弯矩设计值··················································85.3.2.剪力设计值··················································85.3.3.弯矩、剪力包络图············································85.4.承载力计算··········

6、·········································105.4.1.正面承受弯承载力···········································105.4.2.斜截面受剪承载力···········································1119一、设计资料1、建筑物平面尺寸：L1XL2﹦33.6x20.70(班级序号50)2、荷载：楼面活载为9KN/m2；面层30mm水磨石；底板15mm混合砂浆；钢筋混凝土容重为25KN/m33、混凝土强度C25；钢筋HRB33

7、5，HPB2354、墙厚370mm；柱尺寸400mmX400mm5、建筑物为多层厂房二、楼盖的结构平面布置主梁沿横向布置，次梁沿纵向布置。主梁跨度为6.9米，次梁跨度为5.6米，主梁每跨内设置两根次梁，两边板的跨度为2.3米，中间跨度为2.3米。按单向板设计。按跨高比条件，要求板厚h≥2300/40=57.5mm，厂房楼面为80mm次梁高度h≥5600/18～5600/12=311～467mm,宜取400mm次梁截面b=h/3～h/2=150～225mm,宜取200主梁高度h≥6900/15～6900/10=460～690mm,宜取650mm

8、主梁截面b=h/3～h/2=200～300mm,宜取300mm19三、板的设计轴线①～②，⑥～⑦的板属于端区隔单向板，轴线②～⑥的板属于中间区隔单向板。3.1荷载板