Unverified90% confidenceDecision RuleTime unknown
承重需求超过5kg/层时，免打孔纯粘贴或抽拉杆结构不可靠，应选带落地支撑腿的免打孔柜，粘贴仅用于防倾倒固定，主要承重靠地面
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Unverified承重与免钉的矛盾：免钉方案承重上限低（单点通常＜5kg），需要挂锅架、刀架、重型置物层时应选打孔安装或落地/伸缩杆方案，别为省事牺牲安全88% similarUnverified免打孔款分两类：伸缩杆撑顶式（依赖柜壁夹紧，承重≤5kg且怕受潮松脱）和粘贴式（承重≤3kg），承重需求高必须选打孔螺丝固定或立柱落地式86% similarUnverified租房且不能打孔时不建议选需固定顶轨或膨胀螺丝的遮光门帘，应选免打孔伸缩杆或粘贴式魔术贴款；但伸缩杆承重有限（一般≤5kg），过重的三层遮光布会导致杆子滑落84% similarUnverified免打孔顶撑式（两端弹簧或旋钮撑紧）适合承重≤5kg的轻载场景；承重需求高或柜体较深时应选带L型托架螺丝固定款，纯撑紧式重压后易滑落83% similarUnverified承重与免打孔难以兼得：免打孔靠摩擦或撑杆固定，承重越大越易滑脱下坠；需要放重物又想免打孔时，应选带侧壁螺丝微固定的半安装款83% similar
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