Rothoblaas - 木螺钉和连接器 Page 199
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检查有加固的梁-撑的垂直压缩力 (EN 1995:2014 e ETA-11/0030) : Fc,90,Rd ≤ Rc,90,Rd kc,90 B lef,1 fc,90d + n Rax,Rd Rc,90,Rd = min B lef,2 fc,90d 加固螺钉的选择 VGS 9 x 360 mm n0 = 2 b = 350 mm n = n0 ∙ n90 = 4 n90 = 2 L = 360 mm lef,2 = 555 mm lef,2 = L + (n₀ -1) a₁ + min (a1,CG ;L) 螺钉定位的最小距离显示在第 191 页的表格中。 在本例中，假设 a1 = 50 mm 而 a1,CG = 145 mm。 Rax,α,Rk kmod γM Rax,Rd = min Rki,k Rki,d = γM1 Rax,90°,Rk = 39,78 kN Rax,d = 此处计算的螺钉的抗压强度显示在第 192 页的表格中。 Rki,k = 17,25 kN EN 1995:2014 意大利 - NTC 2018 γM = 1,3 γM = 1,5 k mod = 0,8 k mod = 0,8 γM1 = 1,05 γM1 = 1,00 Rax,90°,Rd = 21,22 kN Rax,90°,Rd = 24,48 kN Rki,d = 16,43 kN Rki,d = 17,25 kN Rax,Rd = 16,43 kN Rax,Rd = 17,25 kN Rc,90,Rd = min kc,90 B lef,1 fc,90d + n Rax,Rd B lef,2 fc,90d Rc,90,Rd= 168,41 kN Rc,90,Rd= 195,36 kN Fc,90,Rd ≤ Rc,90,Rd 158 < 195,36 kN 验证通过 Fc,90,Rd ≤ Rc,90,Rd 158 < 168,41 kN 验证通过 对于不同的计算配置，提供 MyProject 软件 (www.rothoblaas.cn) 木结构 | VGS | 199
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