【免费工程实用表格】楼梯设计计算

梯板几何尺寸(加下划线为输入数值）水平步级数n19垂直步级数n210踏步宽b1265梯段净高H=n2*a11650梯段净跨L1=n1*b12385踢步高a1165.0上折平台跨L21030下折平台跨L30楼梯斜板长L'2900梯段全跨(水平投影)L0=L1+L2+L33415斜板厚h=(L'+L2+L3)/30131斜板厚取值h=(L'+L2+L3)/30取整130梯板荷载计算斜板重(标准值)g1=25*h*L'/10009.43步级重(标准值)g2=25*0.5*a1*n1/10004.9220水泥沙浆面层(标准值)g3=20*20*(a1+b1)*n1/b1/10005.8410纸筋灰底层(标准值)g4=17*10*(L'+L2+L3)/10000.67梯级面层(一般为水磨石)容重Rm0.65梯级面层(一般为水磨石)自重g5=Rm*(a1+b1)*n1/10002.52楼梯栏板自重glb1.40活载(标准值)q12.5总荷载(设计值)1.2G+1.4Q11.71梯板内力计算跨中弯矩M=0.1*(G+Q)*L0*L0/100000013.66梯板配筋计算梯砼等级C?(20,25,30,35,40)20砼弯压强度fcm11梯钢筋等级Ify(I)210梯钢筋等级IIfy(II)310板配筋IAs(I)625板配筋IIAs(II)424选取的板筋直径D12计算间距1000/(0.785D2)266.9最后选定斜板筋间距@200平台配筋计算平台板厚t90平台跨度Lt1225平台荷载(设计值)Gt+Qt14.79平台跨中弯矩Mt=1/8*(Gt+Qt)*Lt*Lt/10000002.77平台配筋IAs(I)105选用的板筋直径(I级)d(I级)8计算间距1000/As1/(0.785D2)477最后选用平台板筋间距@200楼梯平台梁配筋计算梯梁梁宽bb180梯梁梁高hb400梯梁梁跨Lb1200梯梁自重(设计值)g5=1.2*25*bb*hb2.16梯板传来荷载(设计值)g6=(G+Q)*L0/2/100020.00平台传来荷载(设计值)g7=(Gt+Qt)*Lt/2/10009.06总均布荷载(设计值)q=Gb+Qb31.22栏板传来集中力(设计值)P=1.2*glb*L'4.87梯梁支座弯矩Mb1=1/12*(Gb+Qb)*Lb*Lb/10000013.75梯梁跨中弯矩Mb2=1/8*(Gb+Qb)*Lb*Lb+1/4*P*Lb7.08梁面纵筋(II级)As(II)33梁底纵筋(II级)As(II)63最后选定梁面纵筋(II级)条数nm2最后选定梁面纵筋(II级)直径Dm14最后选定梁面纵筋(II级)面积308最后选定梁底纵筋(II级)条数nb2最后选定梁底纵筋(II级)直径Db16最后选定梁底纵筋(II级)面积402梯梁端部剪力V=.5q*Lb+.5*P21.17梯梁截面强度验算[V]=0.07fc*b*h050.589最后选定构造梁箍筋I8-100/150(2)(I)-OK!!!计算层次建筑层（H）建筑标准层层高（H-1）标高（H）输入标准层建筑功能1夹层13.6003.6001夹层2223.4007.0002公交用房3334.50011.5003商场4444.50016.0004天面花园5554.00020.0005办公室6653.30023.3006办公室7753.30026.6007办公室8853.30029.9007办公室9963.30033.2008办公室101063.30036.5009办公室111163.30039.80010办公室121263.30043.10011办公室131363.30046.40011办公室141463.30049.70011办公室151563.30053.00011办公室161663.30056.30012办公室171763.30059.60013办公室181863.30062.90013办公室191963.30066.20013办公室202063.30069.50014办公室212163.30072.80015办公室222263.30076.10016办公室232363.30079.40016办公室242473.30082.70017办公室252573.30086.00017办公室262673.30089.30018办公室272783.50092.80019办公室282893.30096.10020办公室29天面103.30099.40021天面30机房116.500105.90022机房设计参数输入信息表主墙（H-1）角柱（H-1）边柱（H-1）墙柱砼（H-1）梁板砼（H）备注400(300)150013003530400(300)150013003530400(300)150013003530400(300)150013003530350(300)150013003530350(300)140013003530350(300)140012003530350(300)140012003030350(300)140012003025300(250)140012003025300(250)130012003025300(250)130011003025300(250)130011003025300(250)130011003025300(250)130011003025300(250)120011003025300(250)120010003025300(250)120010002525300(250)120010002520250(200)120010002520250(200)110010002520250(200)11009002520250(200)11009002020250(200)11009002020250(200)1000X7009002020250(200)1000X7009002020250(200)1000X7009002020框支层250(200)1000X700500(LZ)2020框支层250(200)1000X700500(LZ)2020250(200)0000设计参数输入信息表