Unverified85% confidenceCautionTime unknown
墙壁固定式扶手要求安装墙体为实心砖墙或混凝土墙，空心砖墙或石膏板隔墙无法承受起身拉力，必须改用落地式或马桶两侧夹持式
1
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85%
Confidence
Long-term
Relevance
-
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Unverified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墙壁安装式扶手必须固定在实心墙或有龙骨支撑处，空心隔墙或纯瓷砖找平层无法承受横向剪切力，需先探测墙体结构或加装背板91% similarUnverified墙面打孔固定方式要求安装墙体为实心承重墙或有预埋件，空心墙/瓷砖空鼓墙面无法提供足够锚固力，不适合安装此类扶手91% similarUnverified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90% 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90% similar
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