活荷载内力计算屋面布活荷载好了

六活荷载内力计算（屋面布活荷载）一、活荷载计算1．屋面框架梁线荷载标准值q5DE=2.0×4.2=8.4kN/mq5CD=2.0×4.2=8.4kN/mq5BC=2.0×4.2=8.4kN/m2．楼面框架梁线荷载标准值qDE=2.0×4.2=8.4kN/mqCD=2.0×4.2=8.4kN/mqBC=2.0×4.2=8.4kN/m3．屋面框架节点集中荷载标准值B、C、D、E轴线纵向框架梁传来的活荷载4.22×2.0/2=17.64kN横向次梁CD/DE传来的活荷载(1-2×0.292+0.293)×2.0×4.2×7.2/2=25.89kN横向次梁BC传来的活荷载(1-2×0.292+0.293)×2.0×4.2×5.4/2=19.42kN纵向次梁传来的活荷载2.0×8.4×1.8/2=15.12kN则顶层边节点A集中荷载为：Q5A=15.12KN顶层边节点E集中荷载为：Q5E=43.53KN顶层中节点B集中荷载为：Q5B=52.18kN顶层中节点C集中荷载为：Q5C=80.59kN残顶层中节点葱D滔集中铁荷载为：签Q钱5注D泡=拿87.06到kN缩4抽．虫楼面框架节点先集中荷载标准篇值娱B牲、悟C披、卧D魔、芦E迹轴线纵向框架宜梁传来的活荷期载辜4.2柏2现×敌2.0/2=贡17.64k脉N弯横向小次梁花CD/D邪E驴传来的活荷靠载拥饰(悉1-2×0.禽2屯9仍2极+0.2敏9直3裤)×隶2.0杠×械4.2眠×7.2/2谅=蹲25.89死kN贫横向毫次梁诱B兽C缴传来的活荷喜载最况(吹1-2×0.偏2贵9延2猴+0.2辉9沟3时)×这2.0语×铃4.2次×腿5.4扶/2=逝19.42氏kN殖纵向杨次梁时传来的活荷卧载咳2.0扎×候8.4虽×协1.8按/虏2=15.1态2kN乖女贿叙梳累则顶层边节点哨A榜集中荷载为：珠Q籍A连=敢15.12鞭K玻N导顶层边节点馋E谢集中荷载为：追Q揉E元=柏43.53态K日N鹊顶层描中械节点奇B熄集中荷载为：煌Q境B迷=士52.18通kN吐顶层衡中贺节点附C那集中荷载为：洋Q除C滴=超80.59桶kN礼顶层中节点臂D巾集中纸荷载为：家Q宜D萝=察87.06戚kN吓二悄闭活荷母载作用下内力啦计算丛1叛．住计算简图村捞煎循巴2签．固端弯矩计阻算域将碎A播B临跨悬挑上的力粪化作一个集中蝇力和一个弯矩晴作用句于嫩B障上。顶层ED跨顶层DC跨顶层CB跨司中间层纹ED鹿跨修赠中间根层味D膊C根跨别陆中间藏层掌C记B饺跨粗砖3辜．分层计算弯遮矩1）顶层走内力计算过程偿如下独（单位逢：订kN变∙听m乒）伙1-5给1-2黑架2-1歪2-6唱2-3绝爱3-2诸3-7装3-4领参4-3绸4-8钢0.376欣0.624希休0.301桑0.398尖0.301护片0.389椒0.485覆0.126检抱0.35右0.65孙失对侨樱拾锐勇醋队术奖27.22脑糊附-31雁惩31伟尘-31危些31甘忘-17.44普减17.44率赶11.66有19.34芽金9.67赶议杠胁怨冒狱沉跳冶臭-1.46驰洲-2.91拣-3.85异-2.91部今-1.46壮酷财德游院肉得亚锄泛-2.36畜拒-4.71照-5.87娘-1.52茂盐-0.76矩躺灶呈胡曾冻洁辛献陡1.85虫测3.69膝6.85恋仗萍变贡蹄-0.36衬庸-0.72贺-0.88旦-0.23课肤-0.12冤块粉0.41请油0.82增1.08跳0.82摩阔0.41极昂铺盘叹邀0.39驼0.66姻菊0.33蚊热较裕浴姻姿骂柿明朱-0.05敢沾-0.1约-0.13捡-0.1甘仰-0.05六简倒荣啊肚捞灰闸减躲-0.07屑机-0.14嚷-0.17鞠-0.05产赖-0.03虾们悲就起仪尖鼻卸疮等厉痛0.05年0.1劳12.05涂-12.1锻锹38.81退-2.9熔-35.98歼魔24.33努-6.92不-17.39野钉20.27脾6.95温M烘图如下（单位膨：表kN肌∙医m床）功扯2）中间层嘉内力计算过程偿见下页室（单位触：胞kN删∙肉m颗）皱5-1鹅5-9苦5-6呼企6-5换6-2穿6-10脸6-7炭床7-6板7-3咬7-11暑7-8畏前8-7发8-4寄8-12敢0.273示0.273损0.454恭悦0.222刃0.278约0.278龙0.222帮呆0.262航0.327品0.327棕0.084斑扣0.212规0.394含0.394独母优优旅顺灶降液侨逗挠谜威铲27.22稠姻狂剖域-31呆器31辈地汪-31廊苹31遭邮袭-17.44弯抄17.44行叛熟8.46注8.46踩14.07殊奴7.04盏怀网聚阅倚恋掩棍蔽虑杆秒品准-0.78扎浓-1.56披-1.96少-1.96盟-1.56墙行-0.78垂交凶蒙侄迎克俩阿貌箭伐平狗白-1.68允同-3.35胞-4.18浩-4.18文-1.07诵下-0.54涛点无鹿洁皇始电蜡售买郑蜡蹄碗1.1棉里2.19忠4.07茧4.07沟牺谊岔茄泄园瘦-0.15趴产-0.29迷-0.36坑-0.36勤-0.09倘帜-0.05炮耻惰疼混0.21猫功0.41抖0.51万0.51盯0.41踩陪0.21览丝寻罗皂良蚊伯0.16京0.16澡0.26奸萝取沙捞霉滨府俭垄椅结挑沉撞8.62贼8.62笑-17.2衔投36.89服-1.45诸-1.45犬-33.98迫毫26.79欺-4.54筝-4.54冶-17.5傍你19.04貌4.07秃4.07峡M黄图煌如下倡（单位毯：陈kN渣∙狗m坦）3）底层供内力计算过程派如下晃（单位堵：捧kN头∙细m患）典5-1慰5-9垦5-6往吊6-5纳6-2柳6-10份6-7孕拖7-6牺7-3淋7-11造7-8触摧8-7娱8-4辟8-12定0.292害0.223球0.485罩片0.238上0.297拢0.227朵0.238奉紧0.284狱0.354窑0.27展0.092史存0.234捏0.435代0.331承唇塑嘉蜓诉乒骄宁扔为汪趁窗酬27.22至迫卷啊员-31的拔31德杠麦-31滑铜31撤泻挑-17.44医趴17.44肌姿鸦9.05拍6.91葡15.04瓣借7.52帖施抽熔滴位舅诱蛋兼租启排洪拆-0.9犁让-1.79爹-2.23扇-1.71匙-1.79颜校-0.9扶岂宴焰恭发足侦冠罗斧惑旱象心-1.8斧木-3.6额-4.48顶-3.42泛-1.16瞎尾-0.58践回怒趣编锈呼梢加究涝董纹兆饮1.21写教2.42援4.51迟3.43乳汁员摘慈快顿烫-0.17领晕-0.34桶-0.43命-0.33球-0.11脑撇-0.06尚狮言恋役0.24挎门0.47骗0.59听0.45代0.47匠砍0.24定愈讨磁灶陡穗捏0.19阵0.15垦0.32否悦0.16浪告回衰瓜诚截醒同单傲塔曾匀剑-0.02献和-0.04告-0.05霸-0.04腊-0.04维蛮-0.02齐堤候掉治曾菊队梨销狂倾凝夕忧-0.03彼屠-0.06湿-0.08齐-0.06仰-0.02抹义-0.01石卧禾李介耳戏凳退定煌普东爸尸波与0.02叶0.03序0.02生9.24勒7.06久-16.32科找37.32厉-1.69重-1.3捏-34.36翼促26.32全-4.99阅-3.81晓-17.5狭血19.23检4.54疗3.45则M虫图厌见下页阴（单位振：望kN纯∙泛m笼）胆4葵．不平衡弯矩爸分配鼠计算过程如下式（单位奉：虫kN难∙唱m彻），方框内为暴原不平衡弯矩轿左梁刘上柱惑下柱素右梁蓝搜秀摊偏屿0.14熄缝贩奋0.59阔处键芦-0.48拦玉絮1.79跳2.87伤-1.8眉-0.28怒-0.48坏0.14指-0.78斧-1.51搁0.19君0.48抽1.36截掘竟焦就评笛克酸谎疾香4.02赚2.14绑诸0.32途-0.97朱-0.57或祖1袋-2.31这-1.06寒留-0.78终2.32偶0.87也0.99更2.87久-3.1料-0.08拌-0.48跨0.32只-0.26届-1.51尊0.32扎-0.09投1.36胸总干铸舟霸泪纳远受否翻2.87腿1.3样牢0.21币-0.48花-0.21恶长0.79左-1.51订-0.52阿冬-0.58剩1.36办0.29野1.3桥2.87烈-2.6罪-0.21姨-0.48节0.21乎-0.52活-1.51挑0.25嚼0.29途1.36枕兽陡序织抵扭柜朝时刑办2.87日1.25湿勤0.23裕-0.48雅-0.19霉血0.83拦-1.51参-0.47论混-0.61研1.36宗0.23筋1.46线3.08润-2.7奉-0.27早-0.56栏0.23按-0.62翅-1.66袍0.27眯0.38贴1.51车婶唐痒目琴匹傍样养绑凶2.87救2.03芳阿0.11恶-0.48应-0.34屑阵0.43同-1.51嚼-0.98付碑-0.32倒1.36痰0.77捕天-0.6高-1.4棵0.11弱0.11尝0.41乖0.14朴-0.45供筐屯纽驶围袍份僚跪触秃贪镇叼窗粘不平衡弯矩调除整之后即可得盯出活荷载作用丢下框架弯矩图客，见下页（单祝位钳：探kN说∙金m甚，括号内为调浅幅后的弯矩值摧）雪M访图惊（单位危：泥kN针∙冲m灰）医5悟．跨中弯矩计伏算驾因为楼面活载盘是按满布计算拾的，故跨中弯洁矩应乘以问1.2纠进行放大。6．剪力计算7．轴力计算割框架结构的剪驳力图和轴力图威如下（单位烘：哗k知N活）原锯讲魄堤V芳图（单位此：籍k哭N根）坏情宿江箩耕N嘴图（单位彻：枯k丘N储）8．弯矩调幅术边跨：端部弯照矩值乘倍以发0.8鲁5仰，跨中弯矩值传乘购以身1.2皮中跨：端部弯哨矩值乘零以壁0.8咬5学，跨中弯矩值碗乘能以白0.9遥将调幅后的弯印矩值表于框架家弯矩图的（）盈内希9昆．银梁端柱边剪力学与弯矩览V酷会(嗓kN)窝M夫新(k谱N卸∙怠m)狱17.82剪店-24.72中22.76慕六-19.72安13.2酸拦-14.22房15.12犹-7.65妥31.39缎-29.15降18.41洪-13.43霞16.72术-23.44扯器岩勉18.95造漫-23.59最22.06殿很-20.42姥13.48滤埋-13.94辞15.12睛-12.46成29.81宋-27.36原20.66康-13.46稳15.56超-23.44解篇割巧18.9残饿-23.64冤22.1振造-20.38抽13.46选慢-13.96埋15.12衫-1