销轴连接(-自编)

销轴节点计算书,,,,,,,,,

荷载参数,N=,180,KN,,,,,,

耳板参数,,,,,,,,,

B,a,b,t,,,,,,承载力

100,60,34.5,20,,,,,,

耳板强度（Q345B）,fy1,fv1,fcb,,,,,,

,310,180,310,,,,,,

销轴参数,,,,,,,,,

销轴直径,销轴孔径,,,,,,,,

d,d0,,,,,,,,

30,31,,,,,,,,

销轴强度（Q345B）,fy2,fv2,,,,,,,

,310,180,,,,,,,

,,,,,,,,,,

构造要求,,,,,,,,,

耳板两侧宽厚比b/t=,,1.73,＜4,满足,,,,,

beff=2t+16=,,34.5,≤b,满足,a≥4beff/3=,,46,满足,

1.销轴孔净截面抗拉强度计算,,,,,,,,,

"b1=min(2t+16,b-d0/3)=",,,24.17,,,,,,

σ=N/2tb1=,,186.21,≤fy1,满足,,,,,299.67

2.耳板端部抗拉（劈开）强度验算,,,,,,,,,

,,114.41,≤fy1,满足,,,,,487.73

3.耳板抗剪强度计算,,,,,,,,,

,,,73.89,,,,,,

τ=N/2tZ=,,60.90,≤fv1,满足,,,,,532.02

4.销轴承压强度计算,,,,,,,,,

σc=N/dt=,300.00,≤fcb,满足,,,,,,186.00

5.销轴抗剪强度计算,,,,,,,,,

销轴受剪面数目nv=,,2,,,,,,,

,,,127.32,≤fv2,满足,,,,254.47

6.销轴抗弯强度计算,,,,,,,,,

q=N/t=,9000,N/mm,,,,,,,

M=,450000,N.mm,,,,,,,1800000.00

σb=32M/(1.5πd3)=,,113.18,≤fy2,满足,,,,,

7.弯剪时强度计算,,,,,,,,,

,,,0.80,≤1,满足,,,,

Subject,耳板底部角焊缝验算,,,,,2015/12/511:35,,,

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,180,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,90,o度,,,,

角焊缝长度,,,L,120,mm,,,,

焊脚尺寸,,,hf,16,mm,,,,

焊缝受拉容许应力,,,［σf］,200,N/mm2,,,,

焊缝受剪容许应力,,,［τf］,200,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,70.0,mm,lw=L-2hf,,,

焊缝厚度,,,he,17.5,mm,he=0.7hf,,,

焊缝面数,,,nf,2,,,,,

焊缝截面抵抗距,,,Wf,28583.3,mm3,Wf=nfLw2he/6,,,

FH,,,FH,300.0,kN,FH=Flsin(απ/180),,,

FV,,,FV,0.2,kN,FV=FLcos(απ/180),,,

焊缝所受弯矩,,,Mf,0.0,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,123.3,N/mm2,σf=FH*103/（nfLwhe)+Mf*106/Wf,,,

角焊缝截面正应力,,,τf,0.1,N/mm2,τf=FV*103/（nfLwhe）,,,

角焊缝截面综合应力,,,β,101.1,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,123.3,N/mm2,σf≤［σf］,,,

判别结果,,,满足,,,,,,

角焊缝截面剪应力,,,τf,0.1,N/mm2,τf≤［τ