Unverified85% confidenceDecision RuleTime unknown
顶天立地式伸缩杆搁架的锁定长度必须留5-10cm余量：标称范围200-300cm的产品，实际稳固区间在210-290cm，接近极限值时管壁咬合变浅极易松脱坠落
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified隐藏搁板的悬挑力矩随长度增加而放大，同样承重下60cm搁板比30cm搁板对螺栓的拉拔力大一倍，长度>80cm时建议至少3个固定点且板厚≥30mm，否则中部易下垂90% similarUnverified钩口内径（开口宽度）需≥拟悬挂物挂环直径+3mm，橱柜挂杆常见杆径10-12mm，衣柜圆杆多为25mm，购买前必须实测杆径否则挂不稳或卡不进85% similarUnverified免打孔窗帘杆的实际稳固长度应≤最大伸缩长度的80%，例如标称0.6-1.1米的杆子，超过0.9米后弹簧顶撑力会明显衰减，易脱落84% similarUnverified免打孔顶天立地伸缩杆的承重与其锁定机构类型强相关：弹簧顶压式静态承重普遍≤10kg，适合窗帘/轻质隔断；螺旋膨胀式(顶部旋钮加压)可达20-40kg，适合悬挂储物或宠物围栏84% similarUnverified常见标准吊牌尺寸约4×6cm至5×8cm，穿绳孔径3-4mm并需打孔加固（铜圈/爆花）防止撕裂，无加固孔在蜡绳拉力下易撕破84% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/343629API
curl https://kongchang.com/api/v1/knowledge/claims/343629MCP
get_claim(id=343629)