在循环负荷下木制椅子的强度分类 基于实验研究
Harun Diler1, Ali Kasal2, Tolga Kuşkun2
1Department of Materials and Material Processing Technology, Vocational School of Technical Science, Akdeniz University, Antalya 07058, Türkiye.
Materials (Basel, Switzerland)
|October 14, 2023
概括
这项研究评估了木制椅子的强度,为不同用途建立了新的负载能力值. 研究结果将椅子分为低强度,中强度和高强度,帮助制造商和消费者选择耐用家具.
科学领域:
- 材料科学 材料科学 材料科学
- 结构工程 结构工程
- 设计家具的设计.
背景情况:
- 木制椅子是常见的家具项目,但它们在循环应力下的承载能力大大不同.
- 标准化测试对于确保家具在各种环境中的安全性和耐用性至关重要.
- 以前的研究还没有根据周期性负载能力全面分类木椅性能.
研究的目的:
- 为了评估商用木制椅子的循环负载能力.
- 为木制椅子开发基于性能的分类系统.
- 建立符合国际标准的可接受设计负载值.
主要方法:
- 从商业市场采购21种不同的木制椅子模型.
- 使用循环渐进增加加载方法进行性能测试,遵守美国图书馆协会 (ALA) 的标准.
- 评估了315个椅子,每个模型有5个复制,跨越三个装载方向 (前向后,后向前,侧向推力).
主要成果:
- 在不同的木制椅子模型中观察到循环负载能力的实质性差异.
- 建立的强度类别:低,中 (家庭使用) 和高 (商业/公共使用) 基于每个方向的负载值.
- 前背负荷门:低 (932-1449 N),中等 (1450-1968 N),高 (>1968 N) 的.
- 背向前的负荷门:低 (625-895 N),中 (896-1167 N),高 (>1168 N) 的.
- 侧向推力负载值:低 (649-934 N),中 (935-1221 N),高 (>1222 N). 侧向推力负载值:低 (649-934 N),中 (935-1221 N),高 (>1222 N). 侧向推力负载值:低 (649-934 N),中 (935-1221 N),高 (>1222 N). 侧向推力负载值:低 (649-934 N),中 (935-1221 N),高 (>1222 N).
结论:
- 该研究成功地根据周期性负载能力对木制椅子进行了分类,提供了实用的设计门.
- 开发的分类系统与美国图书馆协会 (ALA) 规范密切一致,确保国际相关性.
- 调查结果为制造商提供了宝贵的见解,以提高产品质量,为消费者做出明智的购买决策.
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