Unverified82% confidenceFactTime unknown
悬挂式沙袋顶部吊环与链条建议选带旋转轴承的连接件，无轴承的固定挂环长期击打会导致链条扭曲缠绕和吊环金属疲劳断裂
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified折叠屏风的连接铰链是易损点，选择带金属轴承或加固卡扣的铰链，反复折叠寿命更长，塑料卡扣款在潮湿环境下易脆裂84% similarUnverified旋转扣头与皮带身为可分离结构，长期频繁旋转使用后，扣头与皮身的衔接处存在松动或磨损风险，是该类结构腰带的共性短板。84% similarUnverified拉链头应带自锁扣或反向卡扣设计，能在滚筒翻滚中保持闭合；无锁扣的普通拉链在甩干高速旋转时易被震开，衣物散出反而缠绕损坏84% similarUnverified折叠式挂钩（可翻折收纳）铰链处是承重薄弱点，翻起状态标称承重远高于其铰链疲劳寿命，不宜长期挂载重物，适合门后/临时挂衣挂包84% similarUnverified旋转结构靠底部轴承/滚珠支撑，选带金属或钢珠轴承的转动顺滑寿命长；纯塑料卡扣式旋转轴用久会松旷、卡顿甚至塌陷83% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/189998API
curl https://kongchang.com/api/v1/knowledge/claims/189998MCP
get_claim(id=189998)