安徽新华学院本科毕业设计 0 目 录 内 容 摘
要 ....................................................................................................................................................3 ABSTRACT ....................................................................................................................................................4 1.结构设计技术条件 ......................................................................................................................................5 1.1 工程概况 ..............................................................................................................................................5 1.1.1工程简介 .......................................................................................................................................5 1.1.2 地质勘察报告 ...............................................................................................................................5 1.2 设计依据 ..............................................................................................................................................5 1.2.1 国家标准 ......................................................................................................................................5 1.2.2 抗震设计参数.................................................................................................................................6 1.3 荷载取值 ..............................................................................................................................................6 1.3.1风荷载、雪荷载 ............................................................................................................................6 1.3.2 楼面、屋面活荷载标准值 ............................................................................................................6 1.4 结构总体布置 .......................................................................................................................................6 1.5 主要承重构件及墙体截面尺寸 ............................................................................................................6 1.6 基础 ......................................................................................................................................................7 1.7 材料 ......................................................................................................................................................7 1.8结构计算原则和方法 ............................................................................................................................7 1.8.1 手算 ..........................................................................................................................................7 1.8.2 电算 ..........................................................................................................................................7 2 结构方案 ......................................................................................................................................................8 2.1 结构体系 ..............................................................................................................................................8 2.2 结构布置 ..............................................................................................................................................8 2.2.1 结构平面布置图 ...........................................................................................................................8 2.2.2 构件材料及尺寸 ...........................................................................................................................8 2.3 计算简图 ..............................................................................................................................................9 3 框架侧移刚度计算.....................................................................................................................................12 3.1 梁柱线刚度计算 .................................................................................................................................12 3.2 柱侧移刚度D值计算 .........................................................................................................................12 4 重力荷载计算 ............................................................................................................................................16 4.1 屋面及楼面的永久荷载标准值 ..........................................................................................................16 4.2 屋面及楼面可变荷载标准值 ..............................................................................................................16 4.3 梁、柱、墙、门、窗重力荷载计算 ...................................................................................................17 5 横向水平地震作用下框架内力和侧移计算 ..............................................................................................21 5.1 横向自振周期计算 .............................................................................................................................21 5.2 水平地震作用及楼层地震剪力计算 ...................................................................................................22 5.3 水平地震作用下的位移验算 ..............................................................................................................23 5.4 水平地震作用下框架内力计算 ..........................................................................................................25 6 横向风荷载作用下框架的内力和侧移计算 ..............................................................................................30 安徽新华学院本科毕业设计 1 6.1风荷载标准值的计算 ..........................................................................................................................30 6.2 风荷载作用下框架层间剪力及侧移计算 ...........................................................................................31 6.3 风荷载作用下内力计算 ......................................................................................................................32 7 竖向荷载作用下框架结构的内力计算 ......................................................................................................36 7.1 计算单元 ............................................................................................................................................36 7.2 荷载计算 ............................................................................................................................................37 7.2.1恒载计算 .....................................................................................................................................37 7.2.2活载计算 .....................................................................................................................................38 7.3 恒载作用下内力计算 .........................................................................................................................40 7.3.1计算分配系数..............................................................................................................................40 7.3.2框架弯矩二次分配及弯矩图 .......................................................................................................43 7.3.3梁端剪力和轴力 ..........................................................................................................................43 7.4 活荷载作用下内力计算 ......................................................................................................................47 7.4.1框架弯矩二次分配及弯矩图 .......................................................................................................48 7.4.2 梁端剪力和轴力 .........................................................................................................................48 7.5 重力荷载作用下内力计算 ..................................................................................................................52 7.5.1框架弯矩二次分配及弯矩图 .......................................................................................................53 7.5.2梁端剪力和轴力 ..........................................................................................................................53 8 内力组合 ....................................................................................................................................................58 8.1 组合原则 ............................................................................................................................................58 8.2 框架梁内力组合 .................................................................................................................................59 8.3 框架柱内力组合 .................................................................................................................................64 9 截面设计 ....................................................................................................................................................70 9.1 框架梁截面设计及构造措施 ..............................................................................................................70 9.1.1 框架梁纵向受拉钢筋最小配筋率 ..............................................................................................70 9.1.2 承载力抗力调整系数RE ..........................................................................................................70 9.2 框架梁截面设计 .................................................................................................................................71 9.2.1 横向框架梁正截面设计 .............................................................................................................71 9.2.2 横向框架梁斜截面设计 .............................................................................................................78 9.3 框架柱截面设计 .................................................................................................................................80 9.3.1 剪跨比和轴压比验算 .................................................................................................................80 9.3.2 柱正截面承载力计算 .................................................................................................................80 9.3.3 柱斜截面承载力计算 .................................................................................................................84 9.4 框架梁柱节点设计 .............................................................................................................................86 10 基础设计 ..................................................................................................................................................87 10.1 柱下独立基础单柱 ...........................................................................................................................87 10.1.1 已知条件 ..................................................................................................................................87 10.1.2 基底反力计算 ...........................................................................................................................88 10.1.3 地基承载力验算 .......................................................................................................................89 10.1.4 基础抗冲切验算 .......................................................................................................................89 安徽新华学院本科毕业设计 2 10.1.5 基础受弯计算 ...........................................................................................................................89 10.1.6 底板配筋 ..................................................................................................................................90 10.2 柱下独立基础双柱 ...........................................................................................................................90 10.2.1 设计资料 ..................................................................................................................................90 10.2.2 基底反力计算 ...........................................................................................................................91 10.2.3 地基承载力验算 .......................................................................................................................93 10.2.4 基础抗冲切验算 .......................................................................................................................93 10.2.5 基础受弯计算 ...........................................................................................................................93 10.2.6 底板配筋 ..................................................................................................................................94 11板的设计及配筋 .......................................................................................................................................95 11.1 楼面板 ..............................................................................................................................................95 11.1.1设计资料 ...................................................................................................................................95 11.1.2荷载计算 ...................................................................................................................................95 11.1.3弯矩计算 ...................................................................................................................................96 12 楼梯设计 ..................................................................................................................................................99 12.1 楼梯段板设计 ...................................................................................................................................99 12.1.1 板厚的确定...............................................................................................................................99 12.1.2 荷载计算 ..................................................................................................................................99 12.1.3 内力计算 ..................................................................................................................................99 12.1.4 配筋计算 ................................................................................................................................100 12.2平台板计算 .....................................................................................................................................100 12.2.1平台板 ....................................................................................................................................100 12.2.2 内力计算 ................................................................................................................................100 12.2.3 截面承载力计算 .....................................................................................................................101 12.3平台梁计算 .....................................................................................................................................101 12.3.1 荷载计算 ................................................................................................................................101 12.3.2 内力计算 ................................................................................................................................101 12.3.3 承载力计算.............................................................................................................................102 参考文献......................................................................................................................................................104 致
谢 .........................................................................................................................................................105 综 述 ..........................................................................................................................................
