Unverified88% confidenceDecision RuleTime unknown
打孔安装扶手固定螺丝必须打入瓷砖后的实体墙（砖墙/混凝土），若墙体为轻质隔墙或空心砖需加装背板加固，否则承重会大幅打折
1
Sources
88%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified承重方向不同：折叠扶手承受的是向下拉力，安装墙面必须是实心承重墙或承重砖墙，空心砖、轻质隔墙（如石膏板、泡沫砖）必须加装背板或穿墙螺栓固定，否则膨胀螺丝会被整块拔出93% similarUnverified壁挂式挂架安装墙面材质决定固定方式：实心砖墙/混凝土墙可用膨胀螺丝承重，空心砖、石膏板或轻质隔墙必须用专用锚栓或穿透龙骨固定，普通膨胀螺丝在空心墙上几乎无承重力93% similarUnverified安装方式与墙体判据：真正承重扶手必须打孔安装到承重实心墙或瓷砖后的水泥墙，膨胀螺栓需吃进墙体≥35mm；空心隔墙（轻质砖/石膏板）需加背板或用专用空心墙锚栓92% similarUnverified膨胀螺丝安装要求墙体为实心砖墙或混凝土；空心砖、石膏板隔墙需改用中空锚栓（蝴蝶膨胀）或飞机型锚栓，否则会整块拉裂91% similarUnverified壁挂盆需墙体为承重实心墙并预埋加固支架，轻质隔墙或空心砖墙直接安装易松动脱落，需先做钢架加固91% similar
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