销轴连接(-自编)

销轴节点计算书,,,,,,,,,

荷载参数,N=,148.5,KN,,,,,,

耳板参数,,,,,,,,,

B,a,b,t,,,,,,承载力

91,30,30,25,,,,,,

耳板强度,fy1,fv1,fcb,,,,,,

,205,120,205,,,,,,

销轴参数,,,,,,,,,

销轴直径,销轴孔径,,,,,,,,

d,d0,,,,,,,,

30,31,,,,,,,,

销轴强度,fy2,fv2,,,,,,,

,205,140,,,,,,,

,,,,,,,,,,

构造要求,,,,,,,,,

耳板两侧宽厚比b/t=,,1.20,＜4,满足,,,,,

beff=2t+16=,,30,≤b,满足,a≥4beff/3=,,40,不满足,

1.销轴孔净截面抗拉强度计算,,,,,,,,,

"b1=min(2t+16,b-d0/3)=",,,19.67,,,,,,

σ=N/2tb1=,,151.02,≤fy1,满足,,,,,201.58

2.耳板端部抗拉（劈开）强度验算,,,,,,,,,

,,318.21,≤fy1,不满足,,,,,95.66666667

3.耳板抗剪强度计算,,,,,,,,,

,,,42.78,,,,,,

τ=N/2tZ=,,69.43,≤fv1,满足,,,,,256.67

4.销轴承压强度计算,,,,,,,,,

σc=N/dt=,198.00,≤fcb,满足,,,,,,153.75

5.销轴抗剪强度计算,,,,,,,,,

销轴受剪面数目nv=,,1,,,,,,,

,,,210.08,≤fv2,不满足,,,,98.96

6.销轴抗弯强度计算,,,,,,,,,

q=N/t=,5940,N/mm,,,,,,,

M=,1856250,N.mm,,,,,,,1856250.00

σb=32M/(1.5πd3)=,,466.85,≤fy2,不满足,,,,,

7.弯剪时强度计算,,,,,,,,,

,,,2.73,≤1,不满足,,,,

Subject,耳板底部角焊缝验算,,,,,2014/4/289:33,,,

1，基本参数,,,,,,,,,

参数名称,,,符号,数值,公制单位,说明/公式,,,

耳板所受拉力,,,FL,148.5,kN,计算书查得,,,

耳板孔心到耳板底长度,,,e,100,mm,,,,

拉杆（索）与角焊缝长度方向夹角,,,а,30,o度,,,,

角焊缝长度,,,L,250,mm,,,,

焊脚尺寸,,,hf,10,mm,,,,

焊缝受拉容许应力,,,［σf］,160,N/mm2,,,,

焊缝受剪容许应力,,,［τf］,160,N/mm2,,,,

2，计算参数,,,,,,,,,

参数名称,,,符号,数值,公制单位,说明/公式,,,

焊缝计算长度,,,Lw,230.0,mm,lw=L-2hf,,,

焊缝厚度,,,he,7,mm,he=0.7hf,,,

焊缝面数,,,nf,2,,,,,

焊缝截面抵抗距,,,Wf,123433.3,mm3,Wf=nfLw2he/6,,,

FH,,,FH,74.2,kN,FH=Flsin(απ/180),,,

FV,,,FV,128.6,kN,FV=FLcos(απ/180),,,

焊缝所受弯矩,,,Mf,12.9,kNm,Mf=(e/103)FV,,,

正面角焊缝的强度设计值增大系数,,,βf,1.22,,,,,

3，计算分析,,,,,,,,,

参数名称,,,符号,数值,公制单位,说明/公式,,,

角焊缝截面正应力,,,σf,127.3,N/mm2,σf=FH*103/（nfLwhe)+Mf*106/Wf,,,

角焊缝截面正应力,,,τf,39.9,N/mm2,τf=FV*103/（nfLwhe）,,,

角焊缝截面综合应力,,,β,111.7,N/mm2,β=[(σf/βf)2+τf2]1/2,,,

4，计算结果判别,,,,,,,,,

参数名称,,,符号,数值,公制单位,说明/公式,,,

角焊缝截面正应力,,,σf,127.3,N/mm2,σf≤［σf］,,,

判别结果,,,OK,,,,,,

角焊缝截面剪应力,,,τf,39.9,N/mm2,τf≤［τ