轻型木结构墙体.pptVIP

加拿大木业协会设计师培训班第一阶段 – 轻型木结构Canada Wood Level 1 - Wood-Frame Construction 墙体和屋盖 Wall and Roof Framing Herbert Otto, B. Arch., MRAIC 平台式建造法 Platform Framing 平台式轻型木结构 Platform Framing 墙体 Wall Framing 墙体设计 Wall Design 墙体 Wall Framing 墙体 Wall Framing 墙骨柱、板、短撑和过梁用钉和楼板连接，然后安装对角支撑或覆面板 Stud, plates, cripples and lintels are laid out on the floor, nailed together, then cross braced or sheathed. 墙体 Wall Framing 门窗洞口过梁通常使用2x4规格材，中间使用2x6规格材 Window or door header framing, conventional 38 x 89mm (2x4) and insulated 38 x 140 mm (2x6). 用于过梁的规格材尺寸由荷载和跨度决定 Size of dimension lumber used in header determined by load and span 墙体 Wall Framing 提起墙体并连接在一起，需要使用临时支撑 Walls tilted up and tied together and temporarily braced as required. 墙体 Wall Framing 转角处的顶梁板要搭接 Corner framing with lapped top plates. 转角处填充保温棉时，要在内测放置第三根墙骨柱支撑内装修层 Third inside stud provides support for interior finish while allowing corner to be insulated 墙体 Wall Framing 内外隔墙的连接 Interior partition wall / exterior wall connection. 2x6规格材做垫板方便墙体赶作业施工以及连接后面的填充材布置 38 x 140mm (2x6) backer for supporting drywall and allowing insulation behind connection. 墙体 Wall Framing 覆面板横放在楼面上，然后开始安装 Panel type sheathing applied to framing when it is still horizontal on the floor deck. 覆面板类型 Range of sheathings 定向刨花板 OSB 胶合板 Plywood 防火板 Fibreboard 石膏板 Gypsum 保温填充覆面板 Insulated sheathing 墙体 Wall Framing 内隔墙和保温天花板的连接。顶梁板之间布置带状聚乙烯作为隔气层 Interior partition wall connection with insulated ceiling. When polyethylene air / vapour barrier is used strip placed between top plates 墙体 Wall Framing 当搁栅和外墙平行时，需要设置垫板来支撑内装修层 Where joists are parallel to exterior wall back framing required to provide support for interior finish 墙体设计 Wall Framing Design 内墙和外墙结构功能和荷载分布不同，所以应分开设计。 Interior and exterior walls should be designed separately since they have different functions and loads are distributed differently 墙骨柱最小尺寸和间距的规定（设计表中还包括其他的长度、树种和荷载分配） Rules of thumb for minimum stud sizes