纵向水平杆:
RmaRX3.327kNWRc=0.85X12=10.2kN
满足要求!
六、荷载计算
立杆排号
立杆搭设高度
Hs(m)
双立杆计算方式
双立杆计算咼度
hi(m)
1
10.7
不设置双立杆
/
2
25
按双立杆受力设
计
14
3
25
按双立杆受力设
计
14
4
25
按双立杆受力设
计
14
5
25
按双立杆受力设
计
14
6
25
按双立杆受力设
计
14
7
25
按双立杆受力设
计
14
8
25
按双立杆受力设
14
计
9
25
按双立杆受力设
计
14
10
25
按双立杆受力设
计
14
11
25
按双立杆受力设
计
14
12
25
按双立杆受力设
计
14
13
25
按双立杆受力设
计
14
双立杆不均匀系
数K
0.6
每米立杆承受结
构自重标准值
gk(kN/m)
0.129
立杆静荷载计算
1、立杆承受的结构自重标准值NG1k
立杆
一:
NGik=(gk+lbXn/2x0.04/h)xH=(0.129+1.2x2/2x0.04
立杆二:
单立杆Mik=(gk+IbXn/2x0.04/h)x(H-
hi)=(0.129+1.2X2/2X0.04/1.23)X(25-14)=1.845kN双立杆
NGsik=(gk+IbXn/2x0.04/h)Xh1=(0.129+1.2x2/2x0.04/1
.23)X14=2.348kN
立杆三:
单立杆Nb1k=(gk+lbXn/2x0.04/h)x(H-
h"=(0.129+1.2X2/2X0.04/1.23)X(25-14)=1.845kN双立杆
NGs1k=(gk+lbXn/2x0.04/h)Xh1=(0.129+1.2x2/2x0.04/1
.23)X14=2.348kN
立杆四:
单立杆Ns1k=(gk+lbXn/2x0.04/h)x(H-
h"=(0.129+1.2X2/2X0.04/1.23)X(25-14)=1.845kN双立杆
NGs1k=(gk+lbXn/2x0.04/h)xh1=(0.129+1.2x2/2x0.04/1
.23)X14=2.348kN
立杆五:
单立杆Nb1k=(gk+lbXn/2x0.04/h)x(H-
Nssik=(gk+IbXn/2x0.04/h)Xh1=(0.129+1.2x2/2x0.04/1
.23)X14=2.348kN
立杆六:
单立杆Ns1k=(gk+IbXn/2x0.04/h)x(H-
h1)=(0.129+1.2X2/2X0.04/1.23)X(25-14)=1.845kN双立杆
NGs1k=(gk+lbXn/2x0.04/h)xh1=(0.129+1.2x2/2x0.04/1
.23)X14=2.348kN
立杆七:
单立杆Ns1k=(gk+lbXn/2x0.04/h)x(H-
h"=(0.129+1.2X2/2X0.04/1.23)X(25-14)=1.845kN双立杆
NGs1k=(gk+lbXn/2x0.04/h)xh1=(0.129+1.2x2/2x0.04/1
.23)X14=2.348kN
立杆八:
单立杆Nb1k=(gk+lbXn/2x0.04/h)x(H-
h"=(0.129+1.2X2/2X0.04/1.23)X(25-14)=1.845kN双立杆
NGs1k=(gk+lbXn/2x0.04/h)Xh1=(0.129+1.2x2/2X0.04/1
.23)X14=2.348kN
立杆九:
单立杆Mik=(gk+IbXn/2x0.04/h)x(H-
hi)=(0.129+1.2X2/2X0.04/1.23)X(25-14)=1.845kN
双立杆
NGsik=(gk+IbXn/2x0.04/h)Xh1=(0.129+1.2x2/2x0.04/1
.23)X14=2.348kN
立杆十:
单立杆Nb1k=(gk+lbXn/2x0.04/h)x(H-
h"=(0.129+1.2X2/2X0.04/1.23)X(25-14)=1.845kN
双立杆
NGs1k=(gk+lbXn/2x0.04/h)Xh1=(0.129+1.2x2/2x0.04/1
.23)X14=2.348kN
立杆十一:
单立杆Ns1k=(gk+lbXn/2x0.04/h)x(H-
h"=(0.129+1.2X2/2X0.04/1.23)X(25-14)=1.845kN
双立杆
NGs1k=(gk+lbXn/2x0.04/h)xh1=(0.129+1.2x2/2x0.04/1
.23)X14=2.348kN
立杆十二:
单立杆Nb1k=(gk+lbXn/2x0.04/h)x(H-
Nssik=(gk+IbXn/2x0.04/h)Xh1=(0.129+1.2x2/2x0.04/1
.23)X14=2.348kN
立杆十三:
单立杆Ns1k=(gk+IbXn/2x0.04/h)x(H-
h1)=(0.129+1.2X2/2X0.04/1.23)X(25-14)=1.845kN双立杆
NGs1k=(gk+lbXn/2x0.04/h)xh1=(0.129+1.2x2/2x0.04/1
.23)X14=2.348kN
2、脚手板的自重标准值NG2k1
立杆
一:
NG2k1=(H/h+1)XIaXlbXGkjbx1/2/2=(10.7/1.23+1)x1.2
X1.2X0.35X1/2/2=1.222kN
立杆二:
单立杆N32k1=((H-h1)/h+1)XIaXlXGkjbx1/2/1=((25-
14)/1.23+1)X1.2X1.2X0.35X1/2/1=2.506kN双立杆
NGs2k1=(h1/h+1)XIaXlbXGkjbx1/2/1=(14/1.23+1)x1.2x1.
2X0.35X1/2/1=3.12kN
立杆三:
14)/1.23+1)X1.2X1.2X0.35X1/2/1=2.506kN
Nss2ki=(hi/h+1)XIaXlbXGkjbx1/2/1=(14/1.23+1)x1.2x1.2X0.35x1/2/1=3.12kN
立杆四:
单立杆N32k1=((H-h1)/h+1)xiaXlXGkjbx1/2/1=((25-
14)/1.23+1)x1.2x1.2x0.35x1/2/1=2.506kN
双立杆
NGs2k1=(h1/h+1)xiaXlbXGkjbx1/2/1=(14/1.23+1)x1.2x1.2x0.35x1/2/1=3.12kN
立杆五:
单立杆Ns2k1=((H-h1)/h+1)xixixGkjbx"2/1=((25-
14)/1.23+1)x1.2x1.2x0.35x1/2/1=2.506kN
双立杆
NGs2k1=(h1/h+1)xiaXlbXGkjbx1/2/1=(14/1.23+1)x1.2x1.2x0.35x1/2/1=3.12kN
立杆六:
单立杆Nb2k1=((H-h1)/h+1)xiaxixGkjbx"2/1=((25-
14)/1.23+1)x1.2x1.2x0.35x1/2/1=2.506kN
双立杆
2x0.35x1/2/1=3.12kN
立杆七:
单立杆N^ki=((H-hi)/h+1)xiaXlXGkjbx1/2/1=((25-
14)/1.23+1)x1.2x1.2x0.35x1/2/1=2.506kN
双立杆
NGs2k1=(h1/h+1)xiaXlbXGkjbx1/2/1=(14/1.23+1)x1.2x1.2x0.35x1/2/1=3.12kN
立杆八:
单立杆Nb2k1=((H-h1)/h+1)xiaxixGkjbx"2/1=((25-
14)/1.23+1)x1.2x1.2x0.35x1/2/1=2.506kN
双立杆
NGs2k1=(h1/h+1)xiaXlbXGkjbx1/2/1=(14/1.23+1)x1.2x1.2x0.35x1/2/1=3.12kN
立杆九:
单立杆N32k1=((H-h1)/h+1)xiaxixGkjbx1/2/1=((25-
14)/1.23+1)x1.2x1.2x0.35x1/2/1=2.506kN
双立杆
NGs2k1=(h1/h+1)xiaXlbXGkjbx1/2/1=(14/1.23+1)x1.2x1.2x0.35x1/2/1=3.12kN
立杆十:
单立杆Nb2k1=((H-h1)/h+1)xiaxixGkjbx"2/1=((25-
14)/1.23+1)x1.2x1.2x0.35x1/2/1=2.506kN
Nss2ki=(hi/h+1)XIaXlbXGkjbx1/2/1=(14/1.23+1)x1.2x1.2X0.35x1/2/1=3.12kN
立杆十一:
单立杆N32k1=((H-h1)/h+1)xiaXlXGkjbx1/2/1=((25-
14)/1.23+1)x1.2x1.2x0.35x1/2/1=2.506kN
双立杆
NGs2k1=(h1/h+1)xiaXlbXGkjbx1/2/1=(14/1.23+1)x1.2x1.2x0.35x1/2/1=3.12kN
立杆十二:
单立杆Ns2k1=((H-h1)/h+1)xiaxixGkjbx"2/1=((25-
14)/1.23+1)x1.2x1.2x0.35x1/2/1=2.506kN
双立杆
NGs2k1=(h1/h+1)xiaXlbXGkjbx1/2/1=(14/1.23+1)x1.2x1.2x0.35x1/2/1=3.12kN
立杆十三:
单立杆Nb2k1=((H-h1)/h+1)xiaxixGkjbx1/2/2=((25-
14)/1.23+1)x1.2x1.2x0.35x1/2/2=1.253kN
双立杆
2x0.35X1/2/2=1.56kN
1/2表示脚手板2步1设
立杆十三:
单立杆Nb2k2=((H-hi)/h+1)xiaXGkdbX1/2=((25-
14)/1.23+1)X1.2X0.17X1/2=1.014kN
双立杆
NGs2k2=(h1/h+1)XlaXGkdbX1/2=(14/1.23+1)X1.2X0.17X1
/2=1.263kN
1/2表示挡脚板2步1设
4、围护材料的自重标准值N32k3
立杆十三:
单立杆N32k3=GkmwXlaX(H-h"=0.01X1.2X(25-
14)=0.132kN
双立杆Nss2k3=GmwX[aXh1=0.01X1.2X14=0.168kN
5、立杆自重标准值NGk总计
立杆一:
NGk=N^1k+N32k1=1.795+1.222=3.017kN
立杆二:
单立杆N3k=N31k+N32k1=1.845+2.506=4.351kN
双立杆NGsk=NGs1k+N3s2k1=2.348+3.12=5.469kN
立杆三:
单立杆N3k=N31+N32k1=1.845+2.506=4.351kN
双立杆N3sk=NGs1k+N3s2k1=2.348+3.12=5.469kN
立杆四:
单立杆NGk=Nbi+Nb2ki=1.845+2.506=4.351kN
双立杆NGsk=Nbsik+Nbs2ki=2.348+3.12=5.469kN
立杆五:
单立杆NGk=N3i+Nb2ki=1.845+2.506=4.351kN
双立杆NGsk=Nbsik+Nbs2ki=2.348+3.12=5.469kN
立杆六:
单立杆N3k=N3i+N32ki=1.845+2.506=4.351kN
双立杆N3sk=Nbsik+Nss2ki=2.348+3.12=5.469kN
立杆七:
单立杆N3k=N3i+N32ki=1.845+2.506=4.351kN
双立杆Nbsk=Nbsik+NGs2ki=2.348+3.12=5.469kN
立杆八:
单立杆Nbk=N3i+N32ki=1.845+2.506=4.351kN
双立杆N3sk=Nbsik+N3s2ki=2.348+3.12=5.469kN
立杆九:
单立杆N3k=N3i+N32ki=1.845+2.506=4.351kN
双立杆N3sk=Nbsik+N3s2ki=2.348+3.12=5.469kN
立杆十:
单立杆N3k=N3i+N32ki=1.845+2.506=4.351kN
双立杆N3sk=Nbsik+Nbs2ki=2.348+3.12=5.469kN
立杆十一:
单立杆NGk=Nbi+Nb2ki=1.845+2.506=4.351kN
双立杆NGsk=Nbsik+Nbs2ki=2.348+3.12=5.469kN
立杆十二:
单立杆NGk=N3i+Nb2ki=1.845+2.506=4.351kN
双立杆NGsk=Nbsik+Nbs2ki=2.348+3.12=5.469kN
立杆十三:
单立杆
NGk=N3ik+N32k汁NG2k2+N32k3=1.845+1.253+1.014+0.132=4.244kN
双立杆
NGsk=N3s1k+N3s2kl+N3s2k2+N3s2k3=2.348+1.56+1.263+0.168=5.339kN
6、立杆施工活荷载计算
立杆一:
NQik=laXlbX(njj
XGkjj)/2=1.2
X1.2X(1X3)/2=2.16kN
立杆二:
立杆三:
立杆四:
NQik=laxibx(njjxg灿)/1=1.2
立杆六:
NQik=laxibx(njjxgkjj)/1=1.2
立杆七:
NQik=laxibx(njjxgkjj)/1=1.2
立杆八:
NQik=laxibx(njjxgkjj)/1=1.2
立杆九:
NQik=laxibx(njjxgkjj)/1=1.2
立杆十:
NQik=laxibx(njjxgkjj)/1=1.2
立杆十一:
NQik=laxibx(njjxgkjj)/1=1.2
立杆十二:
NQik=laxibx(njjxgkjj)/1=1.2
立杆十三:
NQik=laxibx(njjxgkjj)/2=1.2
x1.2x(1x3)/1=4.32kN
x1.2x(1x3)/1=4.32kN
x1.2x(1x3)/1=4.32kN
x1.2x(1x3)/1=4.32kN
x1.2x(1x3)/1=4.32kN
x1.2x(1x3)/1=4.32kN
x1.2x(1x3)/1=4.32kN
x1.2x(1x3)/1=4.32kN
x1.2x(1x3)/2=2.16kN
组合风荷载作用下单立杆轴向力:
立杆
立杆二:
单立杆N单
=1.2XNGk+1.4XNQik=1.2X4.351+1.4X4.32=11.269kN
双立杆N双
=1.2XNg汁1.4XNQ1k=1.2X5.469+1.4X4.32=12.61kN
立杆三:
单立杆N单
=1.2XNGk+1.4XNQ1k=1.2X4.351+1.4X4.32=11.269kN
双立杆N双
=1.2XNgk+1.4XNQ1k=1.2X5.469+1.4X4.32=12.61kN
立杆四:
单立杆N单
=1.2XNGk+1.4XNQ1k=1.2X4.351+1.4X4.32=11.269kN
双立杆N双
=1.2XNgk+1.4XNQ1k=1.2X5.469+1.4X4.32=12.61kN
立杆五:
单立杆N单
=1.2XNGk+1.4XNQ1k=1.2X4.351+1.4X4.32=11.269kN
双立杆N双
立杆六:
=1.2XNGk+1.4XNQik=1.2X4.351+1.4X4.32=11.269kN
双立杆N双
=1.2XNg汁1.4XNQ1k=1.2X5.469+1