山东建筑大学毕业设计说明书
?AC?4i43.61??0.6
4i1?4i42.37?3.614i14?2.37??0.256
4i1?4i4?i24?2.37?4?3.61?13.04B节点: ?BA? ?BD?4i44?3.61??0.39 1 C节点: D节点: I节点: J节点:4i1?4i4?i24?2.37?4?3.61?13.04?i213.BB'?4i?i?0413.04?0.353
1?4i424?2.37?4?3.61??4i4CA?4i?3.613.61?2.37?0.376
4?4i4?4i13.61??4i1CD?4i?2.373.61?3.61?2.37?0.248
4?4i4?4i1?CE??CA?0.376 ?4i44?3.DB?4i?61?0.2814?4i4?4i1?i24?3.61?4?3.61?4?2.37?13.04?4i14DC?4i?4i??2.37?2?4?2.37?13.04?0.18 444?4i1?i24?3.61?DF??DB?0.281 ?i2DD'?4ii?13.044?3.61?2?4?2.37?13.04?0.25 44?44?4i1?i2?4i4IG?4i?3.61?0.404
4?4i3?4i13.61?2.95?2.37?4i3IK?4i?4i?2.953.61?2.95?2.37?0.330
43?4i1?4i12IJ?4i?.37?0.266
4?4i3?4i13.61?2.95?2.37?i14?JI?44i?2.37?0.194
1?4i4?4i3?i24?2.37?4?3.61?4?2.95?13.04 17
山东建筑大学毕业设计说明书
?JH?4i44?3.61??0.296
4i1?4i4?4i3?i24?2.37?4?3.61?4?2.95?13.044i34?2.95??0.242
4i1?4i4?4i3?i24?2.37?4?3.61?4?2.95?13.044i213.04??0.268
4i1?4i4?4i3?i24?2.37?4?3.61?4?2.95?13.04 ?JL? ?JJ'?
(2)框架竖向均布荷载计算 顶层CD跨:
q1?板传荷载?KL自重?4.85kN/m2?4.2m?2.72kN/m?23.09kN/m 顶层DE跨:
q2?KL自重?2.72kN/m 其它层CD跨:
q3?板传荷载?KL自重?5墙自重 ?3.72kN/m?4.2m?2.72kN/m?6.84kN/m?25.13kN/m2
(3)竖向集中荷载计算: 次梁自重250mm?450mm
Fa?[25?0.25?(0.45?0.1)?17?(0.2?0.01?0.35?0.01)?2]?6.6?12.78kN 板传次梁:
Fb?3.72?6.6?2.1?51.56kN Fc?4.85?6.6?2.1?67.22kN
F1?女儿墙?F梁?FaFc12.7867.22??3.7?4.8???89.62kN 2222FFF2?梁自重?板传荷载?a?b?18.54?4.85?1.2?8.4?6.39?33.61?107.43kN
22FFF3?柱自重?F墙?梁自重?a?b
22?(25?0.52?0.52?0.01?4?17)?3.9?18.54?4.5?4.2?6.39?25.78?95.31kN 18
山东建筑大学毕业设计说明书
F4?柱自重?E墙?梁自重?板传荷载?FaFb? 22 ?25.7?18.54?4.75?8.4?6.39?25.78?3.72?1.2?8.4?161.64kN
F5?JL纵?柱自重?F墙?(JL横?5墙)?2?123.37kN F6?JL纵?柱自重?E墙?(JL横?5墙)?2?105.16kN
4.2计算恒载框架内力 4.2.1恒载作用下弯矩计算 顶层: 示意图如图4.2
23.09kN/mA2.72kN/mBB,
图4.2
MAB??11?ql2???23.09?6.62??83.82kN?m 1212MBA?83.82kN?m
11MBB,???ql2???2.72?1.22??1.31kN?m
33利用弯矩分配法将计算结果见表4.1
19
山东建筑大学毕业设计说明书
表4.1
节点 杆端 分配系数 M
A AC 0.6
AB 0.4 -83.82 33.53 -12.71 5.08 -57.92
B BA 0.256 83.82 16.76 -25.42 2.54 -0.65 77.05
BD 0.391 -38.81 -0.99 -39.8
BB’ 0.353 -1.31 -35.04 -0.90 .37.25
分配与传递 50.29
7.63
?
标准层: 示意图如图4.3
57.92
25.13kN/mCD2.72kN/m
图4.3
MCD??11?ql2???25.13?6.62??91.22kN?m 1212MDC?91.22kN?m
11MDD,???ql2???2.72?1.22??1.31kN?m
33利用弯矩分配法将计算结果见表4.2
20
山东建筑大学毕业设计说明书
表4.2
节点 杆端
C CA
CE 0.376
CD 0.248
D DC 0.184
DB 0.281
DF 0.281
DD’ 0.254
分配系0.376 数 M
34.3 3.5 37.8
-91.22 22.62 -9.31 2.31 -75.6
91.22 11.31 -18.62 1.16 -0.21 84.86
-28.44 -0.33 -28.77
-28.44 -0.33 -28.77
-1.31 -25.72 -0.29 -27.31
分配与34.3 传递
3.5
?
37.8
底层:示意图如图4.4
25.13kN/mIJ2.72kN/mJ,
图4.4
MIJ??11?ql2???25.13?6.62??91.22kN?m 1212MJI?91.22kN?m
11MJJ,???ql2???2.72?1.22??1.31kN?m
33
21