Unverified80% confidenceCautionTime unknown
接头无金属锁扣、纯靠塑料卡榫或橡胶膨胀的伸缩杆不建议用于外墙悬空擦窗：负重加水后接头易滑脱，存在杆头坠落风险
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
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Unverified不建议为省钱选无穿墙固定、仅靠窗框边框卡扣安装的隐形网；防坠落网必须用膨胀螺栓固定到承重墙体/混凝土结构，卡扣式在受力冲击下易脱落82% similarUnverified清洁外墙外侧或高层窗户，选伸缩长柄（可延伸至1.2-3.5m）并确认锁扣为金属卡扣而非塑料按压式，塑料锁扣在杆件伸长受力时易滑脱坠落81% similarUnverified玻璃门柜/玻璃移门不建议用螺丝固定式，无法打孔且钻孔易碎裂，应选专用弧形粘贴锁或滑轨限位卡扣81% similarUnverified租房或门框为空心复合材质（非实木/非金属）时，不建议打孔安装门扣：空心门框膨胀螺丝无法有效锚固，反而受力时整块崩裂，防护效果不如夹持式80% similarUnverified不要给保温杯的螺纹接口处或杯盖开关部位套标识套——会影响密封性导致漏水，也可能卡住卡扣式杯盖无法完全闭合80% similar
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