某政府办公楼的设计(土木工程专业毕业设计毕业论文)

某政府办公楼的设计毕业设计[论文]任务书一、课题名称某政府办公楼二、课题内容建筑面积：6000平方米（可±5%）建筑层数：7层建筑高度：29.4米结构形式：钢筋混凝土框架结构抗震设防烈度：7度设防耐火等级：二级三、课题任务要求1建筑设计部分掌握一般多、高层房屋建筑设计的基本原理、方法及步骤；根据设计任务和使用要求确定设计方案；完成建筑物的平面、立面和剖面的设计。2结构设计部分掌握多、高层框架结构的布置方法；掌握结构的荷载计算、内力计算、内力组合和配筋计算的方法和步骤；掌握结构构造的处理方法；完成结构主要构件的配筋计算。四、主要的参考文献㈠建筑设计方面⒈房屋建筑学（高等学校统编教材）⒉建筑制图标准⒊房屋建筑制图统一标准⒋建筑设计参考资料集（建工部北京工业设计院）㈡结构设计方面⒈钢筋混凝土结构设计原理⒉多层及高层建筑结构设计⒊结构力学⒋建筑结构构造资料集⒌钢筋混凝土结构计算手册⒍地基及基础⒎建筑结构荷载规范⒏建筑抗震设计规范⒐建筑地基基础设计规范指导老师签字：教研室主任签字：年月日目录摘要································································1ABSTRACT····························································2第1章工程概况和建筑设计············································1.1工程概况·························································1.2建筑设计·························································第2章结构布置与计算简图·············································2.1结构布置··························································2.2计算简图··························································第3章重力荷载及重力荷载代表值的计算································3.1重力荷载的计算····················································3.2重力荷载代表值的计算··············································第4章横向框架侧移刚度的计算·········································4.1框架柱的侧移刚度··················································第5章横向水平荷载作用下框架内力和侧移的计算·························5.1地震荷载作用下框架的内力和侧移计算································5.2风荷载作用下框架的内力和侧移计算··································第6章竖向荷载作用下框架结构内力的计算·······························第7章恒、活载的内力计算··············································7.1恒荷载作用下结构的内力计算········································7.2活荷载作用下结构的内力计算········································第8章内力组合·······················································8.1结构抗震等级确定···············································8.2框架梁内力组合·················································8.3框架柱内力组合···················································第9章截面设计·······················································9.1框架梁截面设计·················································9.2框架柱截面设计····················································9.3框架梁柱节点核心区截面抗震验算···································第10章板的配筋计算···················································10.1板的设计资料······················································11.2板的内力计算······················································11.3板的配筋···························································第12章楼梯的设计·····················································12.1楼梯的设计资料····················································12.2楼梯的设计························································第13章基础的设计····················································13.1基础的基本资料····················································13.2基础的计算························································第14章电算校核及分析···············································结语·······································································附录·······································································参考文献···································································毕业设计论文1第一章工程概况和建筑设计1.1工程概况某政府办公楼建筑层数7层，建筑面积：6000平方米，建筑高度：29.4米，结构形式钢筋混凝土框架结构．建筑物所在地区抗震设防烈度为7度，Ⅱ类建筑场地，基本雪压：0.47KPa，基本风压：0.39KPa，地面粗糙度为B类，最高气温42度，最低气温－4度．1.2建筑设计根据该房屋的使用功能和建筑设计要求，进行了建筑平面，立面和剖面设计，其标准层建筑平面和剖面的示意图分别见图1.2.1和1.2.2毕业设计论文2毕业设计论文3毕业设计论文4毕业设计论文5第2章结构布置与计算简图2.1结构布置根据该房屋结构的使用功能及建筑设计的要求，进行了建筑平面、立面及剖面设计，其建筑平面、结构平面和剖面图都已给出。主体结构共7层，一层层高为4.2米，2~7层为3.6米。女儿墙高为0.9米，局部突出屋面的塔楼为电梯机房，层高为3.6米。外墙采用250mm的空心粘土砖，填充墙采用200mm厚的混凝土空心砌块。门为铝合金门和木门，窗为铝合金窗，楼盖及屋盖采用钢筋混凝土结构，楼板厚度取100mm。主梁的截面尺寸按1/8~1/12进行估算，次梁的截尺寸按1/12~1/18进行估算。一层梁板柱混凝土采用C35的混凝土，其设计强度：cf=16.72/mmN,tf=1.572/mmN,二层到七层梁板柱采用C30的混凝土，其设计强度为：cf=14.32/mmN，tf=1.432/mmN。表2.1梁截面尺寸及各层混凝土的等级层次混凝土的强度ZL-1/mmZL-2/mmZL-3/mmZL-4/mmCL-1/mmCL-2/mm1C356003002503503005502503002504002503002~7C30柱的截面尺寸采用轴压比来进行控制，设计的框架采用的抗震等级为三级，其轴压比限值[N]=0.9，各层的重力荷载代表值取为142/mKN，边柱负载面积为7.23.32m，中柱的负载面积为7.24.652m。由式][NcAfN，其中nFgNE来确定柱的截面面积。一层柱的截面面积为：边柱238024.2013987.169.0710143.32.73.1mmAc中柱2322.2837897.169.07101465.42.73.1mmAc二层柱的截面面积为：边柱232016003.149.0610143.32.73.1mmAc中柱2373.2840723.149.06101465.42.73.1mmAc毕业设计论文6如取为正方形柱子，则一层的边柱和中柱的截面高度分别为448.77mm和532.72mm；二层柱的边柱和中柱的截面高度分别为448.999mm和532.98mm。根据上述计算结果并综合考虑其它因素，本设计柱的截面尺寸取值如下：一层：mmmm600600二层到七层：mmmm5505502.2计算简图采用独立基础，基础的埋深为2.0m，基础高度取为1.0m，框架见图1-1所示。取顶层柱的形心线作为轴线，2~7层柱高度取为层高3.6m，底层标高从基础顶面取至板底，取mh55.510.000.100.245.020.41图2.1横向框架计算简图毕业设计论文7第3章重力荷载及重力荷载代表值的计算3.1重力荷载的计算3.1.1屋面及楼面的永荷载标准值⑴屋面（上人）：30厚细石混凝土保护层2/66.003.022mKN三毡四油防水层2/4.0mKN20厚水泥砂浆找平层2/4.002.020mKN150厚水泥蛭石保温层2/75.015.05mKN100厚钢筋混凝土板2/5.21.025mKNV型轻钢龙骨吊顶2/25.0mKN合计2/96.4mmKN⑵一到六层楼面：瓷砖地面（包括水泥粗砂打底）2/55.0mmKN100厚钢筋混凝土板2/5.21.025mmKNV型轻钢龙骨吊顶2/25.0mKN合计2/30.3mmKN3.1.2屋面及楼面可变荷载标准值上人屋面均布活荷载标准值2/0.2mmKN楼面活荷载标准值2/0.2mmKN屋面雪荷载标准值2/47.047.00.1mmKNssork式中：r为屋面积雪荷载分布系数，取r=1.03.1.3梁、柱、墙、窗、门重力荷载代表值的计算梁柱可根据截面尺寸、材料容重及粉刷等计算出单位长度上的重力荷载；对墙、门、窗等可计算出单位面积上的重力荷载。具体计算过程如下，见表1.2所示。外墙体为250mm厚的空心小砌块（11.82/mmKN），外墙面贴瓷砖（0.52/mmKN），内墙面200mm厚抹灰，则外墙单位墙面的重力荷载为：2/79.302.01725.08.115.0mmKN毕业设计论文8内墙体为200mm厚的混凝土空心小砌块，墙面两侧各20m