酒店楼梯计算书模板.doc

酒店-楼梯计算书(江西武功山西海温泉度假村酒店楼梯计算过程)楼梯计算1梁板式楼梯:TB1,9-1 :武功山温泉度假村酒店T1,9 :板式A型(╱)支座条件:两端弹性 =2800mm梯板净跨度Ln=Lsn=2800mm 梯板净宽度B=1350mm =200mm高端支座宽度dh=200mm 计算跨度Lo=Min{Ln+(dl+dh)/2,}=Min{3000,2940}=2940mm =Lo/28=105mm,取h1=100mm =1750mm楼梯踏步级数n=11 =1kN/m均布活荷标准值qk=ψc= ψq= =25mm面层容重γc1=20kN/m顶棚厚度c2=20mm 顶棚容重γc2=18kN/m =27kN/m :C30fc=ft= ftk=Ec=29791N/mm =300N/mmEs=200000N/mm纵筋合力点至近边距离as=25mm =Hs/n=1750/11= 踏步宽度bs=Lsn/(n-1)=2800/(11-1)=280mm 踏步段斜板的倾角α=ArcTan(hs/bs)=ArcTan()=° 踏步段斜板的长度Lx=Lsn/Cosα=2800/°=3220mm '=h1/Cosα=100/°=115mm 踏步段梯板平均厚度T=(hs+2*h1')/2=(159+2*115)/2=195mm =h1-as=100-25=75mm =Pk/B=1/= =γb*T=27*= gk3=γc1*c1*(n-1)*(hs+bs)/Ln=20**(11-1)*(+)/ = '=γc2*c2=18*= gk4=gk4'*Lx/Ln=*= =gk1+gk2+gk3+gk4= (L)=*gk+*qk=由永久荷载控制的p(D)=*gk+*ψc*qk=最不利的荷载设计值p=Max{p(L),p(D)}= (D)= 可变荷载作用下均布反力标准值Rk(L)= 最不利的均布反力基本组合值R= Vmax≤*ft*b*ho Vmax=*p*Ln*Cosα=***°= *ft*b*ho=**1000* =≥Vmax=,满足要求。 =p*Lo^2/10=*^2/10=·m As=564mmξ=ρ=% 实配Φ******@125(As=628mm) =-p*Lo^2/20=*^2/20=·m As=270mmξ=ρ=% 实配Φ******@180(As=279mm) AT1,h=100=1750Φ******@125 __________________________________________________________________________________【MorGain结构快速设计程序】Date:2011-03-1610:41:45______________________________2梁板式楼梯:TB1,9-2 :武功山温泉度假村酒店T1,9 :板式A型(╱)支座条件:两端弹性 =2520mm梯板净跨度Ln=Lsn=2520mm 梯板净宽度B=1350mm =200mm高端支座宽度dh=200mm 计算跨度Lo=Min{Ln+(dl+dh)/2,}=Min{2720,2646}=2646mm =100mm =1500mm楼梯踏步级数n=10 =1kN/m均布活荷标准值qk=ψc= ψq= =25mm面层容重γc1=20kN/m顶棚厚度c2=20mm 顶棚容重γc2=18kN/m =27kN/m :C30fc=ft= ftk=Ec=