Rothoblaas - 木结构连接器 Page 550
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受剪钉最小距离 | 钢-木节点(1) 无预钻孔状态下插入钉 荷载-纹理夹角 α = 0° d1 a1 a2 a3,t a3,c a4,t a4,c [mm] [mm] [mm] [mm] [mm] [mm] [mm] 4 28 14 60 40 20 20 荷载-纹理夹角 α = 90° 6 50 21 90 60 30 30 a2 a2 4 14 14 40 40 28 20 6 21 21 60 60 60 30 α F α α F α F a1 a 1 a3,t F a4,c a4,t a3,c 受剪钉最小距离 | CLT(2) 无预钻孔状态下插入钉 | 侧面 (3) 荷载-纹理夹角 (4) α = 0° d1 a1 a2 a3,t a3,c a4,t a4,c [mm] [mm] [mm] [mm] [mm] [mm] [mm] 4 24 12 40 24 12 12 荷载-纹理夹角 (4) α = 90° 6 36 18 60 36 18 18 a1 4 12 12 28 24 28 12 6 18 18 42 36 42 18 F α α α F a3,t a3,c F F α a2 a4,t tCLT a4,c 注意： (1) 最小距离符合 EN 1995-1-1 和 ETA 认证，考虑木材特征密度为 ρk ≤ 420 kg/m3， 计算直径 d = 钉子标称直径。 • 对于木-木节点，最小间距（a1、a2）可以乘以系数 1,5。 550 | LBA | 板用螺钉和钉 (2) 最小距离符合国家规范 ÖNORM EN 1995-1-1（附录 K），除非 CLT 板技术文 档另有说明，否则应视为有效。 (3) CLT 板最小厚度 tCLT,min = 10·d - 单层最小厚度 ti = 9 mm。 (4) 力与 CLT 板外层纹理方向的夹角。
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