Unverified83% confidenceCautionTime unknown
压力固定式不建议安装在石膏板墙、瓷砖光滑面或墙面强度不足处，长期受推挤易松脱移位造成误判性防护
1
Sources
83%
Confidence
Long-term
Relevance
-
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Unverified石膏板墙、瓷砖表面或空心墙不适合直接使用压力顶固门，压力式的顶紧力会导致瓷砖碎裂或空心墙凹陷失效，此类墙面必须改用膨胀螺丝固定并打入墙体龙骨87% similarUnverified墙面为空心砖、瓷砖或石膏板时不建议直接用螺丝固定，需加装背板或膨胀螺栓专用件，否则承力不足；此类墙面平地区域优先选压力固定式87% similarUnverified免打孔压力固定挡板不建议用于石膏板或空心墙门框，压力杆需实心墙体受力，空心结构长期挤压会导致墙面开裂或松动移位87% similarUnverified石膏板/空心砖墙不建议直接壁挂重型投影支架，膨胀螺丝抓力不足有坠落风险，需加背板或改用落地方案86% similarUnverified石膏板隔墙、空心砖墙不建议安装打孔固定式引体架，膨胀螺丝无法提供有效锚固，应改用落地配重式85% similar
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