【《S學(xué)院會計(jì)系辦公樓設(shè)計(jì)》21000字(論文)】_第1頁
【《S學(xué)院會計(jì)系辦公樓設(shè)計(jì)》21000字(論文)】_第2頁
【《S學(xué)院會計(jì)系辦公樓設(shè)計(jì)》21000字(論文)】_第3頁
【《S學(xué)院會計(jì)系辦公樓設(shè)計(jì)》21000字(論文)】_第4頁
【《S學(xué)院會計(jì)系辦公樓設(shè)計(jì)》21000字(論文)】_第5頁
已閱讀5頁,還剩97頁未讀 繼續(xù)免費(fèi)閱讀

下載本文檔

版權(quán)說明:本文檔由用戶提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請進(jìn)行舉報(bào)或認(rèn)領(lǐng)

文檔簡介

S學(xué)院會計(jì)系辦公樓設(shè)計(jì)摘要該建筑項(xiàng)目坐落于濟(jì)南市的郊區(qū),該地夏天溫度較高,地勢較為平坦,無軟弱下臥層。主體結(jié)構(gòu)采用的是框架結(jié)構(gòu),層數(shù)為四層,每層層高3.6m,總高度為17.05m,室內(nèi)外高差為0.45m,基礎(chǔ)采用的是柱下獨(dú)立基礎(chǔ)。整個結(jié)構(gòu)均使用C30混凝土以及HRB400鋼筋。整個的畢業(yè)設(shè)計(jì)分為三個大步,首先是建筑設(shè)計(jì),重中之重是繪出建筑平面圖、立面圖、剖面圖以及詳圖,而在繪制這些圖之前得先確定功能用房以及各房間的開間及進(jìn)深,我設(shè)計(jì)的宿舍樓總的長度是59.4m,總寬是17.7m。每個房間的開間是6.6m,進(jìn)深為7.5m。其次是設(shè)計(jì)計(jì)算書的編寫。先根據(jù)設(shè)計(jì)的建筑平面圖合理的選出一榀框架,然后計(jì)算這一榀框架上所承受的荷載以及這些荷載所產(chǎn)生的內(nèi)力,將這些內(nèi)力進(jìn)行組合,最后選出最不利內(nèi)力進(jìn)行配筋的計(jì)算。最后一大步是根據(jù)計(jì)算書和建筑圖用PKPM繪出結(jié)構(gòu)圖。這次的辦公樓設(shè)計(jì)遵循適用、安全、經(jīng)濟(jì)、使用方便的原則,按照建筑設(shè)計(jì)規(guī)范以及荷載規(guī)范完成了此次畢業(yè)設(shè)計(jì),也結(jié)束了我的本科生涯。關(guān)鍵詞:畢業(yè)設(shè)計(jì)、框架結(jié)構(gòu)、建筑設(shè)計(jì)、一榀框架、內(nèi)力組合、結(jié)構(gòu)圖目錄TOC\o"1-2"\h\z\u目錄 1前言 3第1章設(shè)計(jì)說明 41.1工程簡介 31.2建筑方案論述 31.3結(jié)構(gòu)方案論述 5第2章計(jì)算簡圖構(gòu)件尺寸 82.1框架布置圖 72.2構(gòu)件初步估算 72.3框架立面計(jì)算簡圖 102.4梁柱線剛度計(jì)算 10第3章荷載計(jì)算 153.1恒載計(jì)算 143.2活載計(jì)算 203.3風(fēng)荷載標(biāo)準(zhǔn)值計(jì)算及驗(yàn)算 22第4章內(nèi)力計(jì)算 324.1恒載內(nèi)力計(jì)算 314.2活載內(nèi)力計(jì)算 444.3風(fēng)荷載內(nèi)力計(jì)算 52第5章內(nèi)力組合 705.1豎向荷載彎矩調(diào)整 695.2梁內(nèi)力組合 715.3柱內(nèi)力組合 75第6章框架梁柱設(shè)計(jì) 816.1框架梁 816.2框架柱 88第7章基礎(chǔ)設(shè)計(jì) 947.1獨(dú)立錐形基礎(chǔ)設(shè)計(jì) 94結(jié)論 98參考文獻(xiàn) 100第1章設(shè)計(jì)說明1.1工程簡介本工程名稱:S學(xué)院會計(jì)系辦公樓設(shè)計(jì)本工程地址:濟(jì)南市建筑設(shè)計(jì)使用年限:50年1.2建筑方案論述.建筑設(shè)計(jì)程序建筑設(shè)計(jì)的具體內(nèi)容可拆分為三個不同的階段,分別為方案設(shè)計(jì)、初步設(shè)EQ計(jì)和施工圖設(shè)計(jì)。對于學(xué)院要求較為簡單的框架結(jié)構(gòu)設(shè)計(jì),經(jīng)指導(dǎo)老師的同意,可以將其中的兩個件階段,方案設(shè)計(jì)階段與初步設(shè)計(jì)階段合并為一個設(shè)計(jì)階段,在方案設(shè)計(jì)通過各自的指導(dǎo)老師審批合格后則可直接進(jìn)入施工圖的設(shè)計(jì)階段。而其中較為困難的設(shè)計(jì)任務(wù),任然需要在“施工圖設(shè)計(jì)”與“初步設(shè)計(jì)”中增加相應(yīng)的技術(shù)設(shè)計(jì)。設(shè)計(jì)前的準(zhǔn)備工作建筑設(shè)計(jì)是一項(xiàng)復(fù)雜而細(xì)致的工作,涉及的學(xué)科較多,也要考慮到實(shí)用性等相關(guān)因素的影響。最終為了保證畢業(yè)設(shè)計(jì)的質(zhì)量,在我們使用電腦CAD作圖前也需要做出足夠的準(zhǔn)備,其中的內(nèi)容包含透徹的理解學(xué)院下發(fā)的建筑結(jié)構(gòu)設(shè)計(jì)任務(wù)書、廣泛深入地進(jìn)行調(diào)查研究、到圖書館收集必要的設(shè)計(jì)基礎(chǔ)資料等幾方面的工作。eq\o\ac(○,1)首先應(yīng)該熟悉設(shè)計(jì)任務(wù)書。設(shè)計(jì)任務(wù)書是經(jīng)學(xué)院審批提供給各位同學(xué)進(jìn)行設(shè)計(jì)的依據(jù)性文件。eq\o\ac(○,2)經(jīng)過一定的調(diào)查了解,到圖書館查詢相關(guān)的建筑結(jié)構(gòu)設(shè)計(jì)數(shù)據(jù)。除開學(xué)院提供的建筑結(jié)構(gòu)設(shè)計(jì)任務(wù)書以外,也應(yīng)該對直接影響到我們建筑結(jié)構(gòu)設(shè)計(jì)的相關(guān)必要因素進(jìn)行調(diào)查與研究,收集與該設(shè)計(jì)建筑有關(guān)的原始數(shù)據(jù)和需要的建筑設(shè)計(jì)資料,主要內(nèi)容包含:項(xiàng)目所處環(huán)境、地勘報(bào)告、當(dāng)?shù)貧夂驐l件、城市建設(shè)設(shè)施、交通道路、當(dāng)?shù)氐氖┕ぬ攸c(diǎn)。上述所有資料查閱及收集之后還應(yīng)思考與研究。調(diào)查同類建筑在使用過程中出現(xiàn)的情況,通過分析總結(jié),全面掌握所設(shè)計(jì)建筑物的特點(diǎn)和要求,分析了解設(shè)計(jì)任務(wù)書提供的地區(qū)環(huán)境等。方案設(shè)計(jì)方案設(shè)計(jì)是供指導(dǎo)老師審閱選擇而提供的設(shè)計(jì)文件,同時也是進(jìn)行施工圖設(shè)計(jì)的初步依據(jù)。方案設(shè)計(jì)主要表達(dá)的是設(shè)計(jì)人員的初步構(gòu)想,即按照學(xué)院提供的建筑結(jié)構(gòu)設(shè)計(jì)任務(wù)書的相關(guān)條件和查閱的相關(guān)必要信息,并綜合考慮當(dāng)?shù)氐臈l件,結(jié)合當(dāng)?shù)氐慕ㄖL(fēng)格與施工習(xí)慣,對建筑體現(xiàn)當(dāng)?shù)孛褡逄厣?,整體總圖的布局,進(jìn)行最為合理的安排。初步設(shè)計(jì)在方案設(shè)計(jì)完成以后,應(yīng)該進(jìn)一步思考建筑結(jié)構(gòu)專業(yè)的沖突,合理的解決兩個專業(yè)在技術(shù)方面存在的矛盾,盡量取得兩個專業(yè)的協(xié)調(diào)與統(tǒng)一,并為之后的施工圖打下基礎(chǔ)。初步設(shè)計(jì)文件應(yīng)有一定的深度以滿足指導(dǎo)老師的審查、工程符合實(shí)際等方面的要求。施工圖設(shè)計(jì)在建筑初步設(shè)計(jì)得到各自的指導(dǎo)老師指導(dǎo)并認(rèn)可后,則可進(jìn)行建筑施工圖設(shè)計(jì)。進(jìn)行施工圖設(shè)計(jì)是將初步設(shè)計(jì)中需要進(jìn)一步表達(dá)的內(nèi)容,例如:細(xì)部尺寸,做法大樣,門窗統(tǒng)計(jì)等進(jìn)行清晰的呈現(xiàn);把需要體現(xiàn)出的建筑結(jié)構(gòu)設(shè)計(jì)任務(wù)書中的要求更好的體現(xiàn)到施工圖中,使最終上交圖紙能夠意思表達(dá)準(zhǔn)確,施工內(nèi)容清晰,圖面質(zhì)量美觀。2.建筑設(shè)計(jì)步驟1)根據(jù)提供的任務(wù)書要求設(shè)計(jì)建筑具體層數(shù),每層面積,軸網(wǎng)尺寸及柱子布置。2)根據(jù)建筑類別分析其使用功能,使其設(shè)計(jì)滿足基本活動空間、使用空間等要求,例如設(shè)計(jì)學(xué)校,首先滿足教學(xué)活動需要,妥善安排教師辦公、備課、等輔助用房的需求。然后根據(jù)其功能繪制墻體、窗戶、門等細(xì)部構(gòu)件。3)根據(jù)各層平面圖繪制建筑前后左右立面圖外墻輪廓、室外地坪,并根據(jù)平面圖中門窗等構(gòu)件的具體位置畫出相應(yīng)的細(xì)部構(gòu)件外形輪廓。4)根據(jù)平面圖剖切線位置繪制剖面圖外墻輪廓線、室外地平線,畫出樓板屋面的構(gòu)造厚度,并畫出所剖切位置處樓梯的詳細(xì)構(gòu)件尺寸。5)根據(jù)平面圖中的樓梯繪制樓梯詳圖,確定相應(yīng)構(gòu)件的詳細(xì)尺寸,例如踏步高寬,休息平臺寬度等,并繪制出樓梯具體上樓箭頭。6)根據(jù)任務(wù)書要求以及相關(guān)建筑構(gòu)造規(guī)范做法編制建筑設(shè)計(jì)總說明,分項(xiàng)列出屋面樓面墻面構(gòu)造做法,標(biāo)識建筑單層面積、建筑總面積、建筑總高度等信息。1.3結(jié)構(gòu)方案論述1.結(jié)構(gòu)設(shè)計(jì)步驟綜合考慮該設(shè)計(jì)建筑高度、平面輪廓、設(shè)計(jì)地域條件、風(fēng)荷載以及地震等信息,采用框架結(jié)構(gòu),綜合分析出結(jié)構(gòu)規(guī)則、長寬比不大、抗側(cè)向力要求不大對抗震有利,具體設(shè)計(jì)方法步驟如下:1)根據(jù)任務(wù)書要求選擇相應(yīng)的結(jié)構(gòu)體系,從結(jié)構(gòu)體系上分,常用的抗側(cè)力體系有:懸掛結(jié)構(gòu)、框架結(jié)構(gòu)及剪力墻結(jié)構(gòu)等。根據(jù)相關(guān)方法確定該設(shè)計(jì)采用框架結(jié)構(gòu)體系。根據(jù)墻柱以及建筑軸網(wǎng)確定結(jié)構(gòu)平面布置圖,根據(jù)梁柱布置確定構(gòu)件截面尺寸,計(jì)算梁柱線剛度大小以及框架柱抗側(cè)剛度。2)在該設(shè)計(jì)體系當(dāng)中包含有水平荷載與豎向荷載,其中恒載與活載屬于豎向荷載,根據(jù)荷載傳遞規(guī)則計(jì)算框架梁上的線荷載、現(xiàn)澆板傳遞給框架梁上的線荷載、框架節(jié)點(diǎn)處或者梁相交處的集中荷載。水平荷載包括風(fēng)荷載以及地震作用下的荷載,風(fēng)荷載計(jì)算將框架節(jié)點(diǎn)受荷范圍的風(fēng)荷載集中到框架節(jié)點(diǎn)處,并根據(jù)計(jì)算的數(shù)據(jù)求出層間的剪力,擬采用底部剪力法求地震下的層間剪力,水平荷載作用下的層間側(cè)移比小于1/550。3)在該設(shè)計(jì)當(dāng)中豎向荷載可采用彎矩二次分配法、分層法與迭代法等。水平荷載計(jì)算方法也可以采用多種,其中包含改進(jìn)反彎點(diǎn)法-D值法和反彎點(diǎn)法。4)內(nèi)力組合,根據(jù)各方向荷載組合結(jié)果選組合數(shù)據(jù)最大值對最不利截面進(jìn)行梁柱配筋計(jì)算,柱配筋選取最不利三組組合進(jìn)行計(jì)算,最終選最大值進(jìn)行配筋。5)該設(shè)計(jì)中板長/邊≥3時采用單向板計(jì)算方法計(jì)算配筋和內(nèi)力,其余情況均按照雙向板計(jì)算方法進(jìn)行計(jì)算。6)現(xiàn)澆樓梯采用拆分計(jì)算,梯段按簡支梁計(jì)算,平臺板按單向板計(jì)算,平臺梁按兩端簡支梁計(jì)算。7)基礎(chǔ)設(shè)計(jì)包括基礎(chǔ)尺寸估算,地基承載力驗(yàn)算等。2.結(jié)構(gòu)設(shè)計(jì)規(guī)范1)EQ土木工程專業(yè)2020屆設(shè)計(jì)任務(wù)書2)EQ《建筑結(jié)構(gòu)荷載規(guī)范》(GB5009—2012)3)EQ《混凝土結(jié)構(gòu)設(shè)計(jì)規(guī)范》(GB50010—2010)4)EQ《建筑地基基礎(chǔ)設(shè)計(jì)規(guī)范》(GB5007—2011)5)EQ《建筑抗震設(shè)計(jì)規(guī)范》(GB50011—2010)3.建筑使用活載標(biāo)準(zhǔn)值樓面活荷載:辦公室2kN/m2、辦公樓走廊2.5kN/m2。樓梯間:3.5kN/m2不上人屋面:0.5kN/m24.設(shè)計(jì)使用材料梁/柱:混凝土C30,鋼筋HRB400,箍筋HPB300板:混凝土C30,鋼筋HRB400樓梯:混凝土C30,鋼筋HRB400基礎(chǔ):混凝土C30,鋼筋HRB4005.場地氣候條件基本風(fēng)壓(50年一遇):0.45kN/m2基本雪壓(50年一遇):0.3kN/m2地面粗糙類別:C類未修正的承載力特征值:150kPa(持力層:粉質(zhì)粘土)場地類別:Ⅱ類抗震設(shè)防類別:6度地震加速度:0.05g地震分組:第三組抗震等級:四級抗震

第2章計(jì)算簡圖構(gòu)件尺寸2.1框架布置圖根據(jù)房屋的使用功能及建筑的設(shè)計(jì)要求,梁柱以及軸網(wǎng)布置圖如圖2-1,選③號軸線作為該設(shè)計(jì)單元進(jìn)行計(jì)算分析,計(jì)算單元如圖2-2。圖2.1.1主體框架布置圖圖2.1.2結(jié)構(gòu)計(jì)算單元2.2構(gòu)件初步估算1.框架梁初估按梁跨度1/8~1/12估算主梁截面高度,按梁跨度的1/12~1/18估算次梁截面高度,按梁高度的1/2~1/3估算梁寬度,地震烈度較高地區(qū)或跨度很小的梁,考慮到墻厚等其余因素影響,截面尺寸可能大于該范圍。A~B跨梁:l0=7500mm,取h=700mm,取b=300mmB~C跨梁:l0=2700mm,取h=400mm,取b=300mmC~D跨梁:l0=7500mm,取h=700mm,取b=300mm縱梁:l0=6600mm,取h=700mm,取b=300mm次梁:l0=7500mm,取h=500mm,取b=250mm2.框架柱初估B軸柱受荷面積s=13.2×0.5×10.2×0.5=33.66m2柱底軸力1.35×12×33.66×4×1.15×1.10=2759EQ\F(2759×1000,0.9×14.3)=214375mm2≈463mm×463mm分別估算各柱子截面A、B、C、D均為600mm×600mm——豎向荷載分項(xiàng)系數(shù),1.35——單位面積樓面荷載,12.0——框架柱受荷面積——計(jì)算單元樓層層數(shù)——水平力增大系數(shù),1.05——柱增大系數(shù),邊柱1.1,中柱1.0——框架柱軸壓比限值,0.9——框架柱砼軸心抗壓強(qiáng)度設(shè)計(jì)值14.33.板厚度確定根據(jù)規(guī)范要求,板的跨厚比單向板≤30,雙向板≤40,考慮到經(jīng)濟(jì)以及結(jié)構(gòu)安全。本設(shè)計(jì)樓板為雙向板,固:L0/h=3300/100=33≤40。則:樓板厚度取0.1m,屋面板厚度取0.1m。2.3框架計(jì)算簡圖圖2.3框架梁柱計(jì)算簡圖選取兩軸線間距離為框架梁計(jì)算跨度,除底層外框架柱計(jì)算長度均為層高高度計(jì)算,從基礎(chǔ)頂面至首層框架梁梁頂標(biāo)高為底層框架柱長度。首層框架柱計(jì)算長度H=首層層高+基礎(chǔ)頂至室外地坪高度+室內(nèi)外高差,該設(shè)計(jì)建筑室內(nèi)外高差0.3m,其中假設(shè)基礎(chǔ)頂至室外地坪的高差為0.7m,則H=3.6+0.3+0.7=4.6m。2.4梁柱線剛度計(jì)算構(gòu)件線剛度計(jì)算公式如下:現(xiàn)澆樓蓋梁慣性矩I0=bh3/12,邊框架Ib=1.5I0,中框架Ib=2I0,線剛度Kb=EbIb/l,梁混凝土C30查表得Eb=30000000kPa現(xiàn)澆柱慣性矩Ic=bh3/12,線剛度Kc=EcIc/l,柱混凝土C30查表得Ec=30000000kPa取標(biāo)準(zhǔn)層柱線剛度為1.00,其他構(gòu)件的相對線剛度如下。表2-3-1相對線剛度計(jì)算表構(gòu)件b×h(m×m)l(m)Ib/IcKb/Kc相對剛度AB中框架0.30×0.707.5000.01715686000.762BC中框架0.30×0.402.7000.0032355560.395CD中框架0.30×0.707.5000.01715686000.762AB邊框架0.30×0.707.5000.0128625514500.572BC邊框架0.30×0.402.7000.0024266670.296CD邊框架0.30×0.707.5000.0128625514500.572標(biāo)準(zhǔn)層柱0.60×0.603.6000.0108900001.000底層柱0.60×0.604.6000.0108704350.783圖2.4.1相對線剛度圖表2.3.2K和αc計(jì)算公式樓層邊柱中柱一般層底層i1、i2、i3、i4均為柱相鄰的梁相對線剛度,ic為柱的相對線剛度,柱抗側(cè)剛度D值的計(jì)算公式:表2.3.3框架柱抗側(cè)剛度(kN/m)層次框架柱軸號KαcKcD柱個數(shù)∑D4~2層中框架A0.7620.275990000229921107068B1.1570.366590000305421C1.1570.366590000305421D0.7620.275990000229921邊框架A0.5720.222490000185330B0.8680.302690000252170C0.8680.302690000252170D0.5720.2224900001853301層中框架A0.9740.49567043519796185032B1.4790.568870435227201C1.4790.568870435227201D0.9740.495670435197961邊框架A0.730.450570435179950B1.1090.517570435206710C1.1090.517570435206710D0.730.450570435179950

第3章荷載計(jì)算3.1恒載計(jì)算1)恒荷載標(biāo)準(zhǔn)值計(jì)算表3.1.1屋面恒載計(jì)算表用料和做法厚度/mm容重/kN/m3重量/kN/m2合計(jì)/kN/m240厚C20細(xì)石混凝土保護(hù)層40240.965.110厚低標(biāo)號砂漿隔離層10200.2高聚物改性瀝青防水卷材4500.220厚1:3水泥砂漿找平20200.420厚1:8水泥膨脹珍珠巖找坡2070.14150mm厚擠塑型聚苯保溫板保溫15020.3現(xiàn)澆鋼筋混凝土屋面板100252.520厚1:2混合砂漿抹平20200.4表3.1.2樓面恒載計(jì)算表用料和做法厚度/mm容重/kN/m3重量/kN/m2合計(jì)/kN/m21.10厚地磚鋪實(shí)拍平,水泥漿擦縫10180.183.532.20厚1:3干硬水泥砂漿20200.43.素水泥砂漿結(jié)合層一遍0.050.054.鋼筋混凝土樓板100252.55.20厚1:2水泥砂漿抹平20200.4表3.1.3墻面荷載計(jì)算表部位名稱用料和做法厚度/mm容重/kN/m3重量/kN/m2合計(jì)/kN/m2外墻1.白色外墻乳膠漆002.68150mm厚擠塑型聚苯保溫板保溫15020.32.20厚混合砂漿20200.43.加氣混凝土砌塊2007.51.54.20厚混合砂漿20200.4內(nèi)墻1.20厚混合砂漿抹灰20200.42.32.加氣混凝土砌塊2007.51.53.20厚混合砂漿抹灰20200.4女兒墻1.白色外墻乳膠漆002.68150mm厚擠塑型聚苯保溫板保溫15020.32.20厚混合砂漿20200.43.加氣混凝土砌塊2007.51.54.20厚混合砂漿20200.42)均布荷載計(jì)算線荷載計(jì)算中的板傳遞荷載根據(jù)梁兩邊的板的形狀區(qū)分計(jì)算,計(jì)算方法如下梯形,三角形,,其中q為三角形或者梯形的高度×板面荷載,通常中框架梁兩邊都有板,需要兩邊的高度相加×板面荷載,a為板短邊方向的一半,即梯形的高度。表3.1.5屋面均布荷載計(jì)算(kN/m)部位類型計(jì)算式總計(jì)屋面AB跨梁板傳荷載5.1×1.65×[1-2×(1.65/7.5)2+(1.65/7.5)3]×2=15.3821.11梁自重0.3×0.7×25=5.25梁抹灰0.02×(0.7-0.1)×2×20=0.48屋面BC跨梁板傳荷載5.1×1.35×5/8×2=8.6111.85梁自重0.3×0.4×25=3梁抹灰0.02×(0.4-0.1)×2×20=0.24屋面CD跨梁板傳荷載5.1×1.65×[1-2×(1.65/7.5)2+(1.65/7.5)3]×2=15.3821.11梁自重0.3×0.7×25=5.25梁抹灰0.02×(0.7-0.1)×2×20=0.48表3.1.6樓面均布荷載計(jì)算(kN/m)部位類型計(jì)算式總計(jì)樓面AB跨梁板傳荷載3.53×1.65×[1-2×(1.65/7.5)2+(1.65/7.5)3]×2=10.6524.15梁自重0.3×0.7×25=5.25梁抹灰0.02×(0.7-0.1)×2×20=0.48墻自重2.68×(3.6-0.7)=7.77樓面BC跨梁板傳荷載3.53×1.35×5/8×2=5.969.2梁自重0.3×0.4×25=3梁抹灰0.02×(0.4-0.1)×2×20=0.24樓面CD跨梁板傳荷載3.53×1.65×[1-2×(1.65/7.5)2+(1.65/7.5)3]×2=10.6524.15梁自重0.3×0.7×25=5.25梁抹灰0.02×(0.7-0.1)×2×20=0.48墻自重2.68×(3.6-0.7)=7.773)集中荷載計(jì)算集中荷載由縱向框架梁傳遞,縱向框架梁荷載一般由縱梁自重、縱梁抹灰、縱梁上面的墻自重、板恒載傳遞給縱向框架梁,同時包括次梁傳遞給縱向框架梁的恒荷載。次梁恒載包括次梁自重、次梁抹灰、板傳遞給次梁的恒載。其中板區(qū)格荷載傳遞由四角平分線組成的梯形或者三角形傳遞給臨近的梁。表3.1.7屋面集中恒載計(jì)算(kN)部位類型計(jì)算式總計(jì)頂層A柱縱梁板恒載5.1×0.625×1.65×6.6×2=34.71131.04女兒墻自重0.6×6.6×2.68=10.61縱梁自重0.3×(0.7-0.1)×6.6×25=29.7縱梁抹灰0.02×(0.7-0.1)×2×6.6×20=3.168次梁板恒載15.38×7.5×0.5=57.675次梁自重0.25×(0.5-0.1)×7.5×25×0.5=9.375次梁抹灰0.02×(0.5-0.1)×2×7.5×20×0.5=1.2頂層B柱縱梁板恒載37.712+5.1×0.908=42.343147.381縱梁自重0.3×(0.7-0.1)×6.6×25=29.7縱梁抹灰0.02×(0.7-0.1)×2×6.6×20=3.168次梁板恒載15.38×7.5×0.5=57.675次梁自重0.25×(0.5-0.1)×7.5×25×0.5=9.375次梁抹灰0.02×(0.5-0.1)×2×7.5×20×0.5=1.2頂層C柱縱梁板恒載37.712+5.1×0.908=42.343147.381縱梁自重0.3×(0.7-0.1)×6.6×25=29.7縱梁抹灰0.02×(0.7-0.1)×2×6.6×20=3.168次梁板恒載15.38×7.5×0.5=57.675次梁自重0.25×(0.5-0.1)×7.5×25×0.5=9.375次梁抹灰0.02×(0.5-0.1)×2×7.5×20×0.5=1.2頂層D柱縱梁板恒載5.1×0.625×1.65×6.6×2=34.71131.04女兒墻自重0.6×6.6×2.68=10.61縱梁自重0.3×(0.7-0.1)×6.6×25=29.7縱梁抹灰0.02×(0.7-0.1)×2×6.6×20=3.168次梁板恒載15.38×7.5×0.5=57.675次梁自重0.25×(0.5-0.1)×7.5×25×0.5=9.375次梁抹灰0.02×(0.5-0.1)×2×7.5×20×0.5=1.2表3.1.8標(biāo)準(zhǔn)層集中恒載計(jì)算(kN)部位類型計(jì)算式總計(jì)標(biāo)準(zhǔn)層A柱縱梁板恒載3.53×0.625×1.65×6.6=24.8135.4窗自重1.6×1.8[面積:2.88]×0.45=1.296墻自重((3.6-0.7)×6.6-2.88[洞口])×2.3=37.398縱梁自重0.3×(0.7-0.1)×6.6×25=29.7縱梁抹灰0.02×(0.7-0.1)×2×6.6×20=3.168次梁板恒載10.65×7.5×0.5=39.94次梁自重0.25×(0.5-0.1)×7.5×25×0.5=9.375次梁抹灰0.02×(0.5-0.1)×2×7.5×20×0.5=1.2標(biāo)準(zhǔn)層B柱橫墻自重2.3×6.6×(3.6-0.5)=47.06155.52門自重2.1×1[面積:2.1]×0.45=0.945墻自重((3.6-0.7)×6.6-2.1[洞口])×2.3=39.192縱梁自重0.3×(0.7-0.1)×6.6×25=29.7縱梁抹灰0.02×(0.7-0.1)×2×6.6×20=3.168次梁板恒載10.65×7.5×0.5=39.938次梁自重0.25×(0.5-0.1)×7.5×25×0.5=9.375次梁抹灰0.02×(0.5-0.1)×2×7.5×20×0.5=1.2標(biāo)準(zhǔn)層C柱橫梁自重2.3×6.6×(3.6-0.5)=47.06155.52門自重2.1×1[面積:2.1]×0.45=0.945墻自重((3.6-0.7)×6.6-2.1[洞口])×2.3=39.192縱梁自重0.3×(0.7-0.1)×6.6×25=29.7縱梁抹灰0.02×(0.7-0.1)×2×6.6×20=3.168次梁板恒載10.65×7.5×0.5=39.938次梁自重0.25×(0.5-0.1)×7.5×25×0.5=9.375次梁抹灰0.02×(0.5-0.1)×2×7.5×20×0.5=1.2標(biāo)準(zhǔn)層D柱縱梁板恒載3.53×0.625×1.65×6.6=24.8135.4窗自重1.6×1.8[面積:2.88]×0.45=1.296墻自重((3.6-0.7)×6.6-2.88[洞口])×2.3=37.398縱梁自重0.3×(0.7-0.1)×6.6×25=29.7縱梁抹灰0.02×(0.7-0.1)×2×6.6×20=3.168次梁板恒載10.65×7.5×0.5=39.94次梁自重0.25×(0.5-0.1)×7.5×25×0.5=9.375次梁抹灰0.02×(0.5-0.1)×2×7.5×20×0.5=1.2圖3.1.9恒荷載計(jì)算簡圖3.2活載計(jì)算1)活荷載標(biāo)準(zhǔn)值根據(jù)房間功能以及任務(wù)書要求,框架計(jì)算范圍活荷載:不上人屋面活荷載0.5kN/m2,辦公室活荷載2kN/m2,辦公樓走廊活荷載2.5kN/m2。。2)均布荷載計(jì)算線荷載計(jì)算中的板傳遞荷載根據(jù)梁兩邊的板的形狀區(qū)分計(jì)算,計(jì)算方法如下梯形,三角形,,其中q為三角形或者梯形的高度×板面荷載,通常中框架梁兩邊都有板,需要兩邊的高度相加×板面荷載,a為板短邊方向的一半,即梯形的高度。表3.2.1活載均布荷載計(jì)算(kN/m)部位類型計(jì)算式屋面層AB梁0.5×1.65×[1-2×(1.65/7.5)2+(1.65/7.5)3]×2=1.51BC梁0.5×1.35×5/8×2=0.94CD梁0.5×1.65×[1-2×(1.65/7.5)2+(1.65/7.5)3]×2=1.51標(biāo)準(zhǔn)層AB梁2×1.65×[1-2×(1.65/7.5)2+(1.65/7.5)3]×2=6.03BC梁2.5×1.35×5/8×2=4.22CD梁2×1.65×[1-2×(1.65/7.5)2+(1.65/7.5)3]×2=6.033)集中荷載計(jì)算表3.2.2集中活載計(jì)算(kN)部位類型計(jì)算式總計(jì)頂層A柱縱梁板活載1.65×1.65×0.5×2=2.727.55次梁板活載1.65×(7.5-1.65)×0.5=4.83頂層B柱縱梁板活載(7.09×0.5+1.82×0.5×2)=5.36510.19次梁板活載1.65×(7.5-1.65)×0.5=4.83頂層C柱縱梁板活載(7.09×0.5+1.82×0.5×2)=5.36510.19次梁板活載1.65×(7.5-1.65)×0.5=4.83頂層D柱縱梁板活載1.65×1.65×0.5×2=2.727.55次梁板活載1.65×(7.5-1.65)×0.5=4.83頂層A柱縱梁板活載1.65×1.65×2×2=10.8930.195次梁板活載1.65×(7.5-1.65)×2=19.305頂層B柱縱梁板活載(7.09×2.5+1.82×2×2)=25.00544.31次梁板活載1.65×(7.5-1.65)×2=19.305頂層C柱縱梁板活載(7.09×2.5+1.82×2×2)=25.00544.31次梁板活載1.65×(7.5-1.65)×2=19.305頂層D柱縱梁板活載1.65×1.65×2×2=10.8930.195次梁板活載1.65×(7.5-1.65)×2=19.305圖3.2.3活荷載計(jì)算簡圖3.3風(fēng)荷載標(biāo)準(zhǔn)值計(jì)算及驗(yàn)算1)風(fēng)荷載標(biāo)準(zhǔn)值風(fēng)荷載標(biāo)準(zhǔn)值計(jì)算公式——受風(fēng)面積,B為計(jì)算的一榀框架受風(fēng)寬度,hi為框架節(jié)點(diǎn)下層建筑層高(底層加室內(nèi)外高差)、hj為框架節(jié)點(diǎn)上層建筑層高(頂層為女兒墻高度×2)?!L(fēng)振系數(shù),=1.30——風(fēng)荷載體型系數(shù),=1.00——風(fēng)壓高度變化系數(shù),隨高度變化,高度從室外地坪算起——基本風(fēng)壓,=0.45kN/m24層高度H=15.4,μz=1.1092,F(xiàn)4=(3.6+1.2)/2×6.6×1.300×1.00×1.166×0.45=12.889kN3層高度H=11.8,μz=1.0234,F(xiàn)3=(3.6+3.6)/2×6.6×1.300×1.00×1.0754×0.45=17.787kN2層高度H=8.2,μz=1,F(xiàn)2=(3.6+3.6)/2×6.6×1.300×1.00×1×0.45=16.988kN1層高度H=4.6,μz=1,F(xiàn)1=(3.9+3.6)/2×6.6×1.300×1.00×1×0.45=17.696kN圖3.3.1風(fēng)荷載標(biāo)準(zhǔn)值(kN)2)風(fēng)荷載標(biāo)準(zhǔn)值EQ風(fēng)荷載作用下的水平層間側(cè)移計(jì)算公式EQΔui為第i層的層間側(cè)移EQVi為第i層的總剪力EQ∑Di為第i層的側(cè)移剛度和表3.3.2風(fēng)荷載作用下位移驗(yàn)算層次hi(mm)wk(kN)∑D/(kN/m)V(kN)Δui(mm)Δui/hi4360012.88985032.0012.8890.1521/236843360017.78785032.0030.6760.3611/99722360016.98885032.0047.6640.5611/64171460017.696107068.0065.3600.6101/7541每層的層間位移和位移角見上表,1/7541(最大位移角在第1層)<1/550,滿足規(guī)范要求。3.4水平地震計(jì)算及驗(yàn)算3.4.1重力荷載統(tǒng)計(jì)1)恒載標(biāo)準(zhǔn)值計(jì)算4層:5.1×17.7×6.6=595.78kN3層:3.53×17.7×6.6=412.37kN2層:3.53×17.7×6.6=412.37kN1層:3.53×17.7×6.6=412.37kN2)活載標(biāo)準(zhǔn)值計(jì)算頂層按雪荷載計(jì)算,標(biāo)準(zhǔn)層按活荷載計(jì)算。4層:0.3×17.7×6.6=35.05kN3層:2×7.5×6.6+2.5×6.6×2.7+2×7.5×6.6=242.55kN2層:2×7.5×6.6+2.5×6.6×2.7+2×7.5×6.6=242.55kN1層:2×7.5×6.6+2.5×6.6×2.7+2×7.5×6.6=242.55kN3)梁恒載標(biāo)準(zhǔn)值4層:25×1.05×7.5×0.3×0.7×2+25×1.05×2.7×0.3×0.4×1+25×1.05×6.6×0.3×0.7×4+25×1.05×7.5×0.25×0.5×4=335.18kN3層:25×1.05×7.5×0.3×0.7×2+25×1.05×2.7×0.3×0.4×1+25×1.05×6.6×0.3×0.7×4+25×1.05×7.5×0.25×0.5×4=335.18kN2層:25×1.05×7.5×0.3×0.7×2+25×1.05×2.7×0.3×0.4×1+25×1.05×6.6×0.3×0.7×4+25×1.05×7.5×0.25×0.5×4=335.18kN1層:25×1.05×7.5×0.3×0.7×2+25×1.05×2.7×0.3×0.4×1+25×1.05×6.6×0.3×0.7×4+25×1.05×7.5×0.25×0.5×4=335.18kN4)柱恒載標(biāo)準(zhǔn)值4層:25×1.05×3.6×0.6×0.6×4=136.08kN3層:25×1.05×3.6×0.6×0.6×4=136.08kN2層:25×1.05×3.6×0.6×0.6×4=136.08kN1層:25×1.05×4.6×0.6×0.6×4=173.88kN5)門、窗恒載標(biāo)準(zhǔn)值4層:1.6×1.8×2×0.45+2.1×1×2×0.45=4.48kN3層:1.6×1.8×2×0.45+2.1×1×2×0.45=4.48kN2層:1.6×1.8×2×0.45+2.1×1×2×0.45=4.48kN1層:1.6×1.8×2×0.45+2.1×1×2×0.45=4.48kN6)墻恒載標(biāo)準(zhǔn)值屋面層女兒墻:0.6×6.6×2×2.68=21.23kN4層外墻:(2.9×6.6×2-1.6×1.8×2)×2.68=87.15kN3層外墻:(2.9×6.6×2-1.6×1.8×2)×2.68=87.15kN2層外墻:(2.9×6.6×2-1.6×1.8×2)×2.68=87.15kN1層外墻:(2.9×6.6×2-1.6×1.8×2)×2.68=87.15kN4層內(nèi)墻:(2.9×7.5×2+2.9×6.6×2+3×7.5×2-2.1×1×2)×2.3=281.934kN3層內(nèi)墻:(2.9×7.5×2+2.9×6.6×2+3×7.5×2-2.1×1×2)×2.3=281.934kN2層內(nèi)墻:(2.9×7.5×2+2.9×6.6×2+3×7.5×2-2.1×1×2)×2.3=281.934kN1層內(nèi)墻:(2.9×7.5×2+2.9×6.6×2+3×7.5×2-2.1×1×2)×2.3=281.934kN7)重力荷載統(tǒng)計(jì)對于屋面層,G=突出屋面部分的荷載+女兒墻荷載+恒載標(biāo)準(zhǔn)值+活載標(biāo)準(zhǔn)值×0.5+屋面梁+(柱恒載標(biāo)準(zhǔn)值+門窗恒載標(biāo)準(zhǔn)值+內(nèi)外墻恒載標(biāo)準(zhǔn)值)×0.5對于標(biāo)準(zhǔn)層,G=恒載標(biāo)準(zhǔn)值+活載標(biāo)準(zhǔn)值×0.5+樓面梁+(上層柱恒載標(biāo)準(zhǔn)值+上層門窗恒載標(biāo)準(zhǔn)值+上層內(nèi)外墻恒載標(biāo)準(zhǔn)值)×0.5+(下層柱恒載標(biāo)準(zhǔn)值+下層門窗恒載標(biāo)準(zhǔn)值+下層內(nèi)外墻恒載標(biāo)準(zhǔn)值)×0.5荷載恒載活載梁柱窗女兒墻內(nèi)墻Gi4595.7835.05335.16136.084.4887.15281.9341224.5173412.37242.55335.16173.884.4887.15281.9341378.4492412.37242.55335.16173.884.4887.15281.9341378.4491412.37242.55335.16173.8860.53644.651014.31397.349圖3.4.4重力荷載代表值(kN)3.4.2框架自振周期自振周期計(jì)算采用頂點(diǎn)位移法,計(jì)算公式如下,計(jì)算過程見下表——對應(yīng)i層以上幾層相加的重力荷載——對應(yīng)i層抗側(cè)剛度和——對應(yīng)i層的位移表3.4.2結(jié)構(gòu)頂點(diǎn)側(cè)移層次ΣDi(kN/m)Gi(kN)Vgi(kN)Δui(m)uT(m)485032.001224.5171224.5170.0144010.1421385032.001378.4492602.9660.0306120.1277285032.001378.4493981.4150.0468230.09711107068.001397.3495378.7640.0502370.0502框架周期折減系數(shù)ΨT=0.7,框架頂點(diǎn)最大位移μT=0.1794m,基本周期0.504。3.4.3地震剪力計(jì)算地震信息:6度0.05g,則αmax=0.04;地震分組第三組,場地類別Ⅱ類,特征周期Tg=0.35s水平地震影響系數(shù)根據(jù)框架基本周期的范圍進(jìn)行確定當(dāng)時,當(dāng)時,當(dāng)時,EQα1=\b\lc\((\b\rc\)(\F(Tg,T1)))0.9αmax因?yàn)門g<T1≤5Tg,則水平地震影響系數(shù)α1=0.02884571.9494T1>1.4Tg=1.4×0.35=0.49s且Tg≤0.35所以0.08T1+0.07=0.1103EQ0.1103×901.834=99.4752854.35水平地震剪力計(jì)算公式如下底層頂層其他層表3-4-3橫向水平地震剪力計(jì)算層次Hi(m)Gi(kN)GiHi(kN·m)∑GiHi(kN·m)Fi(kN)Vi(kN)415.41224.51718857.5652854.3562.5862.58311.81378.44916265.7052854.3540.06102.6428.21378.44911303.2852854.3527.84130.4814.61397.3496427.8152854.3515.83146.303.4.4地震作用的框架抗側(cè)驗(yàn)算表3-4-4水平地震作用下的位移驗(yàn)算層次hi(mm)Vi(kN)∑Di(kN/m)△μi(mm)△μi/hi4360062.5885032.000.7361/489133600102.6485032.001.2071/298323600130.4885032.001.5341/234714600146.30107068.001.3661/3367每層的層間位移和位移角見上表,1/3367(最大位移角在第2層)<1/550,滿足規(guī)范要求。

第4章內(nèi)力計(jì)算本章內(nèi)力單位:彎矩——kN.m,剪力與軸力——kN,本章內(nèi)力方向:軸力——受壓為正,受拉為負(fù),彎矩與剪力——順時針為正,負(fù)時針為負(fù)。4.1恒載內(nèi)力計(jì)算4.1.1豎向荷載節(jié)點(diǎn)分配系數(shù)各層各節(jié)點(diǎn)的分配系數(shù)計(jì)算如下:A軸柱4層分配系數(shù)1/(1+0.762)=0.5680.762/(1+0.762)=0.432B軸柱4層分配系數(shù)0.762/(0.762+1+0.395)=0.3531/(0.762+1+0.395)=0.4640.395/(0.762+1+0.395)=0.183C軸柱4層分配系數(shù)0.395/(0.395+1+0.762)=0.1831/(0.395+1+0.762)=0.4640.762/(0.395+1+0.762)=0.353D軸柱4層分配系數(shù)0.762/(0.762+1)=0.4321/(1+0.762)=0.568A軸柱3層至2層分配系數(shù)1/(1×2+0.762)=0.3621/(1×2+0.762)=0.3620.762/(1×2+0.762)=0.362B軸柱3層至2層分配系數(shù)0.762/(0.762+1×2+0.395)=0.2411/(0.762+1×2+0.395)=0.3171/(0.762+1×2+0.395)=0.3170.395/(0.762+1×2+0.395)=0.125C軸柱3層至2層分配系數(shù)0.395/(0.395+1×2+0.762)=0.1251/(0.395+1×2+0.762)=0.3171/(0.395+1×2+0.762)=0.3170.762/(0.395+1×2+0.762)=0.241D軸柱3層至2層分配系數(shù)0.762/(0.762+1×2)=0.2761/(0.762+1×2)=0.3621/(0.762+1×2)=0.362A軸柱1層分配系數(shù)1/(1+0.783+0.762)=0.3930.783/(1+0.783+0.762)=0.3080.762/(1+0.783+0.762)=0.299B軸柱1層分配系數(shù)0.762/(0.762+1+0.783+0.395)=0.2591/(0.762+1+0.783+0.395)=0.340.783/(0.762+1+0.783+0.395)=0.2660.395/(0.762+1+0.783+0.395)=0.135C軸柱1層分配系數(shù)0.395/(0.395+1+0.783+0.762)=0.1350.783/(0.395+1+0.783+0.762)=0.2661/(0.395+1+0.783+0.762)=0.340.762/(0.395+1+0.783+0.762)=0.259D軸柱1層分配系數(shù)1.172/(1.172+1+1.47)=0.3221/(1.172+1+1.47)=0.2751.47/(1.172+1+1.47)=0.4044.1.2恒載固端彎矩固端彎矩計(jì)算公式q——均布荷載(包括板面荷載折算的均布荷載)l——計(jì)算跨度表4-1-1恒載固端彎矩計(jì)算層次梁跨qlM左M右頂層AB21.117.5-98.9598.95BC11.852.7-7.207.2CD21.117.5-98.9598.95標(biāo)準(zhǔn)層AB24.157.5-113.18113.18BC9.22.7-5.595.59CD24.157.5-113.18113.18上柱下柱右梁左梁上柱下柱右梁左梁上柱下柱右梁左梁上柱下柱0.5670.4330.3530.4640.1830.1830.4640.3530.4330.567-98.9598.95-7.207.20-98.9598.9556.1042.85-32.39-42.57-16.7916.7942.5732.39-42.85-56.1020.49-16.1921.42-17.058.40-8.4017.05-21.4216.19-20.49-2.43-1.86-4.51-5.92-2.342.345.924.511.862.4374.16-74.1683.48-65.55-17.9317.9365.55-83.4874.16-74.160.3620.3620.2760.2410.3170.3170.1250.1250.3170.3170.2410.2760.3620.362-113.18113.18-5.595.59-113.18113.1840.9740.9731.24-25.93-34.11-34.11-13.4513.4534.1134.1125.93-31.24-40.97-40.9728.0520.49-12.9615.62-21.29-17.056.72-6.7221.2917.05-15.6212.96-28.05-20.49-12.88-12.88-9.823.855.075.072.00-2.00-5.07-5.07-3.859.8212.8812.8856.1548.58-104.73106.72-50.32-46.09-10.3110.3150.3246.09-106.72104.73-56.15-48.580.3620.3620.2760.2410.3170.3170.1250.1250.3170.3170.2410.2760.3620.362-113.18113.18-5.595.59-113.18113.1840.9740.9731.24-25.93-34.11-34.11-13.4513.4534.1134.1125.93-31.24-40.97-40.9720.4922.24-12.9615.62-17.05-18.296.72-6.7217.0518.29-15.6212.96-20.49-22.24-10.77-10.77-8.213.134.124.121.63-1.63-4.12-4.12-3.138.2110.7710.7750.6852.44-103.12106.00-47.04-48.28-10.6910.6947.0448.28-106.00103.12-50.68-52.440.3930.3080.2990.2590.3400.2660.1350.1350.3400.2660.2590.2990.3930.308-113.18113.18-5.595.59-113.18113.1844.4834.8633.84-27.87-36.58-28.62-14.5214.5236.5828.6227.87-33.84-44.48-34.8620.490.00-13.9316.92-17.050.007.26-7.2617.050.00-16.9213.93-20.490.00-2.58-2.02-1.96-1.85-2.42-1.90-0.960.962.421.901.851.962.582.0262.3932.84-95.23100.39-56.06-30.52-13.8113.8156.0630.52-100.3995.23-62.39-32.8416.42A-15.26B15.26C-16.42D4.1.3恒載彎矩計(jì)算圖4-1-1恒載彎矩分配過程(kN.m)跨中彎矩先計(jì)算出梁簡支狀態(tài)下的跨中彎矩,然后根據(jù)內(nèi)力平衡條件進(jìn)行計(jì)算,計(jì)算公式如下簡支梁跨中彎矩計(jì)算公式如下:均布荷載:三角形荷載:梯形荷載:M0——梁簡支狀態(tài)下的跨中彎矩Mr——梁右端彎矩Ml——梁左端彎矩q1——均布荷載q2——三角形或者梯形板的荷載a——板短邊方向的1/2表4-1-2恒載簡支跨中彎矩層次梁跨la板形狀q1q2M01M02M0頂層AB7.51.65梯形15.385.7340.29110.7150.99BC2.71.35三角形8.613.242.958.3711.32CD7.51.65梯形15.385.7340.29110.7150.99標(biāo)準(zhǔn)層AB7.51.65梯形10.6513.5094.9276.62171.54BC2.71.35三角形5.963.242.955.798.74CD7.51.65梯形10.6513.5094.9276.62171.54表4-1-3恒載作用下跨中彎矩計(jì)算表層次梁跨M左M右M0M中4AB跨-74.1683.48150.9972.17BC跨-17.9317.9311.32-6.61CD跨-83.4874.16150.9972.173AB跨-104.73106.72171.5465.82BC跨-10.3110.318.74-1.57CD跨-106.72104.73171.5465.822AB跨-103.12106.00171.5466.98BC跨-10.6910.698.74-1.95CD跨-106.00103.12171.5466.981AB跨-95.23100.39171.5473.73BC跨-13.8113.818.74-5.07CD跨-100.3995.23171.5473.73圖4-1-2恒載彎矩圖(kN.m)4.1.4恒載剪力計(jì)算簡支梁支座剪力計(jì)算公式如下:均布荷載:三角形荷載:梯形荷載:q1——均布荷載q2——三角形或者梯形板的荷載a——板短邊方向的1/2梁左端剪力:梁右端剪力:柱剪力:、——框架梁簡支狀態(tài)下左、右端剪力、——梁左、右端彎矩、——柱上、下端彎矩——構(gòu)件計(jì)算長度表4-1-4恒載簡支梁端剪力層次梁跨la板形狀q1q2R1R2R左R右頂層AB7.51.65梯形15.385.7321.4949.2370.72-70.72BC2.71.35三角形8.613.244.379.2913.66-13.66CD7.51.65梯形15.385.7321.4949.2370.72-70.72標(biāo)準(zhǔn)層AB7.51.65梯形10.6513.5050.6334.0784.7-84.7BC2.71.35三角形5.963.244.376.4310.8-10.8CD7.51.65梯形10.6513.5050.6334.0784.7-84.7AB跨梁剪力計(jì)算4層=70.72-(-74.16+83.48)/7.5=69.48,=-70.72-(-74.16+83.48)/7.5=-71.963層=84.7-(-104.73+106.72)/7.5=84.43,=-84.7-(-104.73+106.72)/7.5=-84.972層=84.7-(-103.12+106)/7.5=84.32,=-84.7-(-103.12+106)/7.5=-85.081層=84.7-(-95.23+100.39)/7.5=84.01,=-84.7-(-95.23+100.39)/7.5=-85.39BC跨梁剪力計(jì)算4層=13.67-(-17.93+17.93)/2.7=13.67,=-13.67-(-17.93+17.93)/2.7=-13.673層=10.81-(-10.31+10.31)/2.7=10.81,=-10.81-(-10.31+10.31)/2.7=-10.812層=10.81-(-10.69+10.69)/2.7=10.81,=-10.81-(-10.69+10.69)/2.7=-10.811層=10.81-(-13.81+13.81)/2.7=10.81,=-10.81-(-13.81+13.81)/2.7=-10.81CD跨梁剪力計(jì)算4層=70.72-(-83.48+74.16)/7.5=71.96,=-70.72-(-83.48+74.16)/7.5=-69.483層=84.7-(-106.72+104.73)/7.5=84.97,=-84.7-(-106.72+104.73)/7.5=-84.432層=84.7-(-106+103.12)/7.5=85.08,=-84.7-(-106+103.12)/7.5=-84.321層=84.7-(-100.39+95.23)/7.5=85.39,=-84.7-(-100.39+95.23)/7.5=-84.01 A軸柱剪力計(jì)算4層=-(74.16+56.15)/3.6=-36.23層=-(48.58+50.68)/3.6=-27.572層=-(52.44+62.39)/3.6=-31.91層=-(32.84+16.42)/4.6=-10.71B軸柱剪力計(jì)算4層=-(-65.55-50.32)/3.6=32.193層=-(-46.09-47.04)/3.6=25.872層=-(-48.28-56.06)/3.6=28.981層=-(-30.52-15.26)/4.6=9.95C軸柱剪力計(jì)算4層=-(65.55+50.32)/3.6=-32.193層=-(46.09+47.04)/3.6=-25.872層=-(48.28+56.06)/3.6=-28.981層=-(30.52+15.26)/4.6=-9.95D軸柱剪力計(jì)算4層=-(-74.16-56.15)/3.6=36.23層=-(-48.58-50.68)/3.6=27.572層=-(-52.44-62.39)/3.6=31.91層=-(-32.84-16.42)/4.6=10.71圖4-1-3恒載剪力圖(kN)4.1.5恒載軸力計(jì)算恒載軸力計(jì)算不考慮柱抹灰,柱混凝土容重25kN/m3柱頂軸力:柱底軸力:F——對應(yīng)層的集中荷載、——柱左、由梁端剪力A軸柱軸力計(jì)算4層=131.04-0+69.48=200.5,=200.5+0.6×0.6×3.6×25=232.93層=232.9+135.4-0+84.43=452.7,=452.7+0.6×0.6×3.6×25=485.12層=485.1+135.4-0+84.32=704.8 ,=704.8+0.6×0.6×3.6×25=737.21層=737.2+135.4-0+84.01=956.6 ,=956.6+0.6×0.6×4.6×25=998B軸柱軸力計(jì)算4層=147.381--71.96+13.67=233.0,=233.0+0.6×0.6×3.6×25=265.43層=265.4+155.52--84.97+10.81=516.7,=516.7+0.6×0.6×3.6×25=549.12層=549.1+155.52--85.08+10.81=800.5,=800.5+0.6×0.6×3.6×25=832.91層=832.9+155.52--85.39+10.81=1084.6,=1084.6+0.6×0.6×4.6×25=1126C軸柱軸力計(jì)算4層=147.381--71.96+13.67=233.0,=233.0+0.6×0.6×3.6×25=265.43層=265.4+155.52--84.97+10.81=516.7,=516.7+0.6×0.6×3.6×25=549.12層=549.1+155.52--85.08+10.81=800.5,=800.5+0.6×0.6×3.6×25=832.91層=832.9+155.52--85.39+10.81=1084.6,=1084.6+0.6×0.6×4.6×25=1126D軸柱軸力計(jì)算4層=131.04-0+69.48=200.5,=200.5+0.6×0.6×3.6×25=232.93層=232.9+135.4-0+84.43=452.7,=452.7+0.6×0.6×3.6×25=485.12層=485.1+135.4-0+84.32=704.8 ,=704.8+0.6×0.6×3.6×25=737.21層=737.2+135.4-0+84.01=956.6 ,=956.6+0.6×0.6×4.6×25=998圖4-1-4恒載軸力圖(kN)4.2活載內(nèi)力計(jì)算4.2.1活載固端彎矩活載固端彎矩計(jì)算同恒載。表4-2-1活載固端彎矩計(jì)算層次梁跨qlM左M右頂層AB1.657.5-7.077.07BC1.352.7-0.510.51CD1.657.5-7.077.07標(biāo)準(zhǔn)層AB6.67.5-28.2728.27BC6.752.7-2.562.56CD6.67.5-28.2728.274.2.2活載彎矩計(jì)算上柱下柱右梁左梁上柱下柱右梁左梁上柱下柱右梁左梁上柱下柱0.5670.4330.3530.4640.1830.1830.4640.3530.4330.567-7.077.07-0.510.51-7.077.074.013.06-2.32-3.04-1.201.203.042.32-3.06-4.015.12-1.161.53-4.080.60-0.604.08-1.531.16-5.12-2.24-1.710.690.900.36-0.36-0.90-0.691.712.246.88-6.886.97-6.22-0.750.756.22-6.976.88-6.880.3620.3620.2760.2410.3170.3170.1250.1250.3170.3170.2410.2760.3620.362-28.2728.27-2.562.56-28.2728.2710.2310.237.80-6.20-8.15-8.15-3.213.218.158.156.20-7.80-10.23-10.232.005.12-3.103.90-1.52-4.081.61-1.611.524.08-3.903.10-2.00-5.12-1.46-1.46-1.110.020.030.030.01-0.01-0.03-0.03-0.021.111.461.4610.7813.89-24.6826.00-9.64-12.20-4.164.169.6412.20-26.0024.68-10.78-13.890.3620.3620.2760.2410.3170.3170.1250.1250.3170.3170.2410.2760.3620.362-28.2728.27-2.562.56-28.2728.2710.2310.237.80-6.20-8.15-8.15-3.213.218.158.156.20-7.80-10.23-10.235.125.56-3.103.90-4.08-4.371.61-1.614.084.37-3.903.10-5.12-5.56-2.74-2.74-2.090.710.930.930.37-0.37-0.93-0.93-0.712.092.742.7412.6113.05-25.6626.68-11.29-11.59-3.803.8011.2911.59-26.6825.66-12.61-13.050.3930.3080.2990.2590.3400.2660.1350.1350.3400.2660.2590.2990.3930.308-28.2728.27-2.562.56-28.2728.2711.118.718.45-6.66-8.74-6.84-3.473.478.746.846.66-8.45-11.11-8.715.120.00-3.334.23-4.080.001.74-1.744.080.00-4.233.33-5.120.00-0.70-0.55-0.53-0.49-0.64-0.50-0.250.250.640.500.490.530.700.5515.528.16-23.6825.35-13.46-7.34-4.554.5513.467.34-25.3523.68-15.52-8.164.08A-3.67B3.67C-4.08D圖4-2-1活載彎矩分配過程(kN.m)表4-2-2活載簡支跨中彎矩層次梁跨la板形狀qM0頂層AB7.51.65梯形1.6510.85BC2.71.35三角形1.350.82CD7.51.65梯形1.6510.85標(biāo)準(zhǔn)層AB7.51.65梯形6.643.41BC2.71.35三角形6.754.10CD7.51.65梯形6.643.41表4-2-3活載作用下跨中彎矩計(jì)算表層次梁跨M左M右M0M中4AB跨-6.886.9710.853.93BC跨-0.750.750.820.07CD跨-6.976.8810.853.933AB跨-24.6826.0043.4118.08BC跨-4.164.164.10-0.06CD跨-26.0024.6843.4118.082AB跨-25.6626.6843.4117.24BC跨-3.803.804.100.30CD跨-26.6825.6643.4117.241AB跨-23.6825.3543.4118.90BC跨-4.554.554.10-0.45CD跨-25.3523.6843.4118.90圖4-2-2活載彎矩圖(kN.m)4.2.3活載剪力計(jì)算表4-2-4活載簡支梁端剪力層次梁跨la板形狀qR左R右頂層AB7.51.65梯形1.654.83-4.83BC2.71.35三角形1.350.91-0.91CD7.51.65梯形1.654.83-4.83標(biāo)準(zhǔn)層AB7.51.65梯形6.619.31-19.31BC2.71.35三角形6.754.56-4.56CD7.51.65梯形6.619.31-19.31AB跨梁剪力計(jì)算4層=4.83-(-6.88+6.97)/7.5=4.82,=-4.83-(-6.88+6.97)/7.5=-4.843層=19.31-(-24.68+26.00)/7.5=19.13,=-19.31-(-24.68+26.00)/7.5=-19.492層=19.31-(-25.66+26.68)/7.5=19.17,=-19.31-(-25.66+26.68)/7.5=-19.451層=19.31-(-23.68+25.35)/7.5=19.09,=-19.31-(-23.68+25.35)/7.5=-19.53BC跨梁剪力計(jì)算4層=0.91-(-0.75+0.75)/2.7=0.91,=-0.91-(-0.75+0.75)/2.7=-0.91 3層=4.56-(-4.16+4.16)/2.7=4.56,=-4.56-(-4.16+4.16)/2.7=-4.562層=4.56-(-3.80+3.80)/2.7=4.56,=-4.56-(-3.80+3.80)/2.7=-4.561層=4.56-(-4.55+4.55)/2.7=4.56,=-4.56-(-4.55+4.55)/2.7=-4.56CD跨梁剪力計(jì)算4層=4.83-(-6.88+6.97)/7.5=4.82,=-4.83-(-6.88+6.97)/7.5=-4.843層=19.31-(-24.68+26.00)/7.5=19.13,=-19.31-(-24.68+26.00)/7.5=-19.492層=19.31-(-25.66+26.68)/7.5=19.17,=-19.31-(-25.66+26.68)/7.5=-19.451層=19.31-(-23.68+25.35)/7.5=19.09,=-19.31-(-23.68+25.35)/7.5=-19.53 A軸柱剪力計(jì)算4層V=-(6.88+10.78)/3.6=-4.913層V=-(13.89+12.61)/3.6=-7.362層V=-(13.05+15.52)/3.6=-7.941層V=-(8.16+4.08)/4.6=-2.66B軸柱剪力計(jì)算4層V=-(-6.22-9.64)/3.6=4.413層V=-(-12.20-11.29)/3.6=6.532層V=-(-11.59-13.46)/3.6=6.961層V=-(-7.34-3.67)/4.6=2.39C軸柱剪力計(jì)算4層V=-(6.22+9.64)/3.6=-4.413層V=-(12.20+11.29)/3.6=-6.532層V=-(11.59+13.46)/3.6=-6.961層V=-(7.34+3.67)/4.6=-2.39D軸柱剪力計(jì)算4層V=-(-6.88-10.78)/3.6=4.913層V=-(-13.89-12.61)/3.6=7.362層V=-(-13.05-15.52)/3.6=7.941層V=-(-8.16-4.08)/4.6=2.66圖4-2-3活載剪力圖(kN)4.2.4活載軸力計(jì)算F——對應(yīng)層的集中荷載、——柱左、由梁端剪力A軸柱軸力計(jì)算4層N=7.55-0+4.82=12.43層N=12.4+30.195-0+19.13=61.72層N=61.7+30.195-0+19.17=111.11層N=111.1+30.195-0+19.09=160.4B軸柱軸力計(jì)算4層N=10.19--4.84+0.91=15.93層N=15.9+44.31--19.49+4.56=84.32層N=84.3+44.31--19.45+4.56=152.61層N=152.6+44.31--19.53+4.56=221.0C軸柱軸力計(jì)算4層N=10.19--4.84+0.91=15.93層N=15.9+44.31--19.49+4.56=84.32層N=84.3+44.31--19.45+4.56=152.61層N=152.6+44.31--19.53+4.56=221.0D軸柱軸力計(jì)算4層N=7.55-0+4.82=12.43層N=12.4+30.195-0+19.13=61.72層N=61.7+30.195-0+19.17=111.11層N=111.1+30.195-0+19.09=160.4圖4-2-4活載軸力圖(kN)4.3風(fēng)荷載內(nèi)力計(jì)算4.3.1風(fēng)荷載柱剪力分配層間剪力按照框架柱的抗側(cè)剛度進(jìn)行分配,計(jì)算公式如下:EQDi——為對應(yīng)柱的抗側(cè)剛度EQ∑Di——為某層柱抗側(cè)剛度總和EQF——為水平風(fēng)荷載作用下的層間剪力。4層柱剪力計(jì)算 A柱 V=23000×12.889/85032=3.49kNB柱 V=30500×12.889/85032=4.62kNC柱 V=30500×12.889/85032=4.62kND柱 V=23000×12.889/85032=3.49kN3層柱剪力計(jì)算 A柱 V=23000×30.676/85032=8.3kNB柱 V=30500×30.676/85032=11kNC柱 V=30500×30.676/85032=11kND柱 V=23000×30.676/85032=8.3kN2層柱剪力計(jì)算 A柱 V=23000×47.664/85032=12.89kNB柱 V=30500×47.664/85032=17.1kNC柱 V=30500×47.664/85032=17.1kND柱 V=23000×47.664/85032=12.89kN1層柱剪力計(jì)算 A柱 V=19812.28×65.36/107068=12.09kNB柱 V=22728.2×65.36/107068=13.87kNC柱 V=22728.2×65.36/107068=13.87kND柱 V=19812.28×65.36/107068=12.09kN4.3.2風(fēng)荷載柱彎矩計(jì)算彎矩計(jì)算采用修正反彎點(diǎn)法(D值法),查詢均布水平力反彎點(diǎn)高度比表反彎點(diǎn)高度比:EQy0為標(biāo)準(zhǔn)反彎點(diǎn)高度i1、y1為上下層梁剛度比、上下層梁剛度變化的修正值。i2、y2為上層與本層層高比、上層層高變化的修正值。i3、y3為下層與本層層高比、下層層高變化的修正值。,A柱反彎點(diǎn)計(jì)算4層:k=0.762、i1=1、i2=0、i3=1,y0=0.331、y1=0、y2=0、y3=0則y=0.3313層:k=0.762、i1=1、i2=1、i3=1,y0=0.4、y1=0、y2=0、y3=0則y=0.42層:k=0.762、i1=1、i2=1、i3=1.41,y0=0.45、y1=0、y2=0、y3=0則y=0.451層:k=0.974、i1=0、i2=0.709、i3=0,y0=0.613、y1=0、y2=-0.023、y3=0則y=0.613B柱反彎點(diǎn)計(jì)算4層:k=1.157、i1=1、i2=0、i3=1,y0=0.358、y1=0、y2=0、y3=0則y=0.3583層:k=1.157、i1=1、i2=1、i3=1,y0=0.45、y1=0、y2=0、y3=0則y=0.452層:k=1.157、i1=1、i2=1、i3=1.41,y0=0.458、y1=0、y2=0、y3=0則y=0.4581層:k=1.479、i1=0、i2=0.709、i3=0,y0=0.576、y1=0、y2=0、y3=0則y=0.576C柱反彎點(diǎn)計(jì)算4層:k=1.157、i1=1、i2=0、i3=1,y0=0.358、y1=0、y2=0、y3=0則y=0.3583層:k=1.157、i1=1、i2=1、i3=1,y0=0.45、y1=0、y2=0、y3=0則y=0.452層:k=1.157、i1=1、i2=1、i3=1.41,y0=0.458、y1=0、y2=0、y3=0則y=0.4581層:k=1.479、i1=0、i2=0.709、i3=0,y0=0.576、y1=0、y2=0、y3=0則y=0.576D柱反彎點(diǎn)計(jì)算4層:k=0.762、i1=1、i2=0、i3=1,y0=0.331、y1=0、y2=0、y3=0則y=0.3313層:k=0.762、i1=1、i2=1、i3=1,y0=0.4、y1=0、y2=0、y3=0則y=0.42層:k=0.762、i1=1、i2=1、i3=1.41,y0=0.45、y1=0、y2=0、y3=0則y=0.451層:k=0.974、i1=0、i2=0.709、i3=0,y0=0.613、y1=0、y2=-0.023、y3=0則y=0.613A柱端彎矩計(jì)算4層M下=-3.49×3.6×0.331=-4.16,M上==-3.49×3.6×(1-0.331)=-8.413層M下=-8.3×3.6×0.4=-11.95,M上==-8.3×3.6×(1-0.4)=-17.932層M下=-12.89×3.6×0.43=-19.95 ,M上==-12.89×3.6×(1-0.43)=-26.451層M下=-12.09×4.6×0.613=-34.09,M上==-12.09×4.6×(1-0.613)=-21.52B柱端彎矩計(jì)算4層M下=-4.62×3.6×0.358=-5.95,M上==-4.62×3.6×(1-0.358)=-10.683層M下=-11×3.6×0.45=-17.82,M上==-11×3.6×(1-0.45)=-21.782層M下=-17.1×3.6×0.458=-28.19 ,M上==-17.1×3.6×(1-0.458)=

溫馨提示

  • 1. 本站所有資源如無特殊說明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請下載最新的WinRAR軟件解壓。
  • 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
  • 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁內(nèi)容里面會有圖紙預(yù)覽,若沒有圖紙預(yù)覽就沒有圖紙。
  • 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
  • 5. 人人文庫網(wǎng)僅提供信息存儲空間,僅對用戶上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理,對用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對任何下載內(nèi)容負(fù)責(zé)。
  • 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容,請與我們聯(lián)系,我們立即糾正。
  • 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時也不承擔(dān)用戶因使用這些下載資源對自己和他人造成任何形式的傷害或損失。

評論

0/150

提交評論