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某某辦公樓框架結(jié)構(gòu)設(shè)計(jì)畢業(yè)論文-展示頁(yè)

2025-07-07 19:20本頁(yè)面
  

【正文】 rections of the frames is determined, firstly the weight of each floor is calculated .Then the vibrate cycle is calculated by utilizing the peakdisplacement method, then making the amount of the horizontal seismic force can be got by way of the bottomshear force method. The seismic force can be assigned according to the shearing stiffness of the frames of the different axis. Then the internal force (bending moment, shearing force and axial force ) in the structure under the horizontal loads can be easily calculated. After the determination of the internal force under the dead and live loads, the bination of internal force can be made by using the Excel software, whose purpose is to find one or several sets of the most adverse internal force of the wall limbs and the coterminous girders, which will be the basis of protracting the reinforcing drawings of the ponents. The design of the stairs is also be approached by calculating the internal force and reinforcing such ponents as landing slab, step board and landing girder whose shop drawings are pleted in the end.Keywords : frames, structural design, antiseismic design畢業(yè)設(shè)計(jì)進(jìn)度計(jì)劃安排:第一周 課題調(diào)研,選題、結(jié)構(gòu)方案設(shè)計(jì)第二周 復(fù)習(xí)結(jié)構(gòu)設(shè)計(jì)有關(guān)內(nèi)容,借閱相關(guān)規(guī)范及資料第三周 導(dǎo)荷載、計(jì)算樓層荷載第四周 計(jì)算結(jié)構(gòu)自震周期、水平地震作用大小第五、六周 水平地震力作用下的框架內(nèi)力分析、計(jì)算第七、八周 豎向荷載作用下的框架內(nèi)力計(jì)算第九周 框架內(nèi)力組合分析、計(jì)算第十周 義務(wù)勞動(dòng)周第十一周 樓層板配筋、框架梁配筋及構(gòu)造第十二周 框架柱配筋、框架節(jié)點(diǎn)配筋及構(gòu)造第十三周 TBSA計(jì)算及分析第十四周 樓梯計(jì)算,整理計(jì)算書第十五周 翻譯科技資料,畫圖第十六周 打印論文,準(zhǔn)備答辯目 錄第一部分:工程概況…………………………………………………………1建筑地點(diǎn)、建筑類型、建筑介紹、門窗使用、地質(zhì)條件 ……………………1柱網(wǎng)與層高 ………………………………………………………………………1框架結(jié)構(gòu)承重方案的選擇 ………………………………………………………2框架結(jié)構(gòu)的計(jì)算簡(jiǎn)圖 ……………………………………………………………2梁、柱截面尺寸的初步確定 ……………………………………………………3第二部分:框架側(cè)移剛度的計(jì)算…………………………………………5橫梁、縱梁、柱線剛度的計(jì)算 …………………………………………………5各層橫向側(cè)移剛度計(jì)算 …………………………………………………………6各層縱向側(cè)移剛度計(jì)算…………………………………………………………12第三部分:重力荷載代表值的計(jì)算 ……………………………………13資料準(zhǔn)備…………………………………………………………………………13重力荷載代表值的計(jì)算…………………………………………………………14第四部分:橫向水平荷載作用下框架結(jié)構(gòu)的內(nèi)力和側(cè)移計(jì)算……23橫向自振周期的計(jì)算……………………………………………………………23水平地震作用及樓層地震剪力的計(jì)算…………………………………………24多遇水平地震作用下的位移驗(yàn)算………………………………………………27水平地震作用下框架內(nèi)力計(jì)算…………………………………………………28第五部分:豎向荷載作用下框架結(jié)構(gòu)的內(nèi)力計(jì)算…………………32計(jì)算單元的選擇確定……………………………………………………………32荷載計(jì)算…………………………………………………………………………33內(nèi)力計(jì)算…………………………………………………………………………40梁端剪力和柱軸力的計(jì)算………………………………………………………45橫向框架內(nèi)力組合………………………………………………………………46框架柱的內(nèi)力組合………………………………………………………………54柱端彎矩設(shè)計(jì)值的調(diào)整…………………………………………………………57柱端剪力組合和設(shè)計(jì)值的調(diào)整…………………………………………………60第六部分:截面設(shè)計(jì)…………………………………………………………62框架梁……………………………………………………………………………62框架柱……………………………………………………………………………68框架梁柱節(jié)點(diǎn)核芯區(qū)截面抗震驗(yàn)算……………………………………………78第七部分:樓板設(shè)計(jì)…………………………………………………………82樓板類型及設(shè)計(jì)方法的選擇……………………………………………………82設(shè)計(jì)參數(shù)…………………………………………………………………………82彎矩計(jì)算…………………………………………………………………………83截面設(shè)計(jì)…………………………………………………………………………87第八部分:樓梯設(shè)計(jì)…………………………………………………………91設(shè)計(jì)參數(shù)…………………………………………………………………………91樓梯板計(jì)算………………………………………………………………………91平臺(tái)板計(jì)算………………………………………………………………………93平臺(tái)梁計(jì)算………………………………………………………………………94第九部分:框架變形驗(yàn)算…………………………………………………96梁的極限抗彎承載力計(jì)算………………………………………………………96柱的極限抗彎承載力計(jì)算………………………………………………………97確定柱端截面有效承載力Mc……………………………………………………98各柱的受剪承載力Vyij的計(jì)算 …………………………………………………99樓層受剪承載力Vyi的計(jì)算……………………………………………………100罕遇地震下彈性樓層剪力Ve的計(jì)算 …………………………………………101樓層屈服承載力系數(shù)ξyi的計(jì)算………………………………………………101層間彈塑性位移驗(yàn)算 …………………………………………………………103第十部分: 科技資料翻譯………………………………………………104科技資料原文 …………………………………………………………………104原文翻譯 ………………………………………………………………………113第十一部分:設(shè)計(jì)心得……………………………………………………120參考資料 …………………………………………………123第一部分:工程概況建筑地點(diǎn):北京市建筑類型:六層辦公樓,框架填充墻結(jié)構(gòu)。門窗使用:大門采用鋼門,其它為木門,窗為鋁合金窗。柱網(wǎng)與層高:,如下圖所示: 柱網(wǎng)布置圖 框架結(jié)構(gòu)承重方案的選擇:豎向荷載的傳力途徑:樓板的均布活載和恒載經(jīng)次梁間接或直接傳至主梁,再由主梁傳至框架柱,最后傳至地基??蚣芙Y(jié)構(gòu)的計(jì)算簡(jiǎn)圖: 框架結(jié)構(gòu)的計(jì)算簡(jiǎn)圖 縱向框架組成的空間結(jié)構(gòu) 橫向框架組成的空間結(jié)構(gòu)本方案中,需近似的按縱橫兩個(gè)方向的平面框架分別計(jì)算。本方案取1/127200=600mm,截面寬度取6001/2=300mm,可得梁的截面初步定為bh=300*600。F按簡(jiǎn)支狀態(tài)計(jì)算柱的負(fù)載面積。n為驗(yàn)算截面以上的樓層層數(shù)。 fc 為混凝土軸心抗壓強(qiáng)度設(shè)計(jì)值,對(duì)C30。mm)(Nmm)AB跨、CD跨1043006001097200101010101010BC跨1042504001092400101010101010二、 縱梁線剛度i b的計(jì)算:類別Ec(N/mm2)bh(mmmm)I0(mm4)l(mm)EcI0/l(Nmm)2EcI0/l(Nmm)1470010470070010101010263600104650650101010101層A5柱830010470070010101010四、各層橫向側(cè)移剛度計(jì)算: (D值法)底層①、AAAADDDDD8(9根)K=αc=(+K)/(2+K)=Di1=αc12ic/h2=121010/47002=25112②、AAAADDDD9 (8根)K=αc=(+K)/(2+K)=Di2=αc12ic/h2 =121010/47002 =23447③、BCBC9 (4根)K=(+)/=αc=(+K)/(2+K)=Di3=αc12ic/h2 =121010/47002 =27055④、BCBCCBCBC8 (9根)K=(+)/=αc=(+K)/(2+K)=Di4=αc12ic/h2 =121010/47002 =29552⑤、BBCC6 (4根)K=(+)/=αc=(+K)/(2+K)=Di5=αc12ic/h2 =121010/47002 =28165⑥、B5 (1根)K=αc=(+K)/(2+K)=Di6=αc12ic/h2 =121010/47002 =23378∑D1=251129+234478+270554+295529+281654+23378 =923810第二層:①、AAAADDDDD8 (9根)K=2/(2)=αc=K/(2+K)=Di1=αc12ic/h2 =121010/36002 =17681②、AADDDD9 (6根)K=2/(2)=αc=K/(2+K)=Di2=αc12ic/h2 =121010/36002 =13778③、A5 (1根)K=αc=(+K)/(2+K)=Di3=αc12ic/h2 =121010/83002 =5392④、AA6 (2根)K=(+)/(*2)=αc=K/(2+K)=Di4=αc12ic/h2 =121010/36002 =15730⑤、BCBC9 (4根)K=(+)2/(2)=αc=K/(2+K)=Di5=αc12ic/h2 =121010/36002 =22044⑥、BBCCCBB C C8 (9根)K=(+)2/(2)=αc=K/(2+K)=Di6=αc12ic/h2 =*12**1010/36002 =27556⑦、BB6 (2根)K=(2++)/(2)=αc=K/(2+K)=Di7=αc12ic/h2 =121010/36002 =26063⑧、CC6 (2根)K=(+)2/(2)=αc=K/(2+K)=Di8=αc12ic/h2 =121010/36002 =24456⑨、B5 (1根)K=2/(2)=αc=K/(2+K)=Di9=αc12ic/h2 =121010/36002 =13663
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