建立时刻角方程来预测背部下部外骨架支时刻
Jarrod A Smith1, Shahram Rasoulian1, Ryan Porto2
1Faculty of Human Kinetics, University of Windsor, Windsor, Ontario, Canada.
Applied ergonomics
|July 12, 2025
概括
低背部的被动外骨架提供伤害缓解. 这项研究开发了两个模型的时刻角方程,为更好的伤害预防策略在动态任务期间提供了对它们的机械支持的见解.
科学领域:
- 生物力学 生物力学
- 人体工程学就是人体工程学.
- 职业安全 在职业安全.
背景情况:
- 被动外骨架是通过提供机械支持来减轻受伤风险的新兴技术.
- 目前的背部低部被动外骨缺乏详细的时刻角度关系数据,它们的运动范围不尽相同.
- 了解这种关系对于选择符合特定工作任务要求的外骨至关重要.
研究的目的:
- 开发两个被动的背部支外骨架的时刻角方程:SuitX BackX和Laevo V2.5.5.
- 在动态任务中提供对这些外骨的机械行为和支持时刻的见解.
- 根据任务和操作员的特征来评估外骨支的预防性方法.
主要方法:
- 外骨被固定在一个动力计上 (生物码系统4).
- 通过在各种角度速度 (5-60度/秒) 进行全范围的运动来加载外骨来收集数据.
- 多项式回归方程是基于低平均平方误差和高R平方值而开发的.
主要成果:
- 针对每个外骨架,运动,支设置和角速度,我们得出了特定的多项式回归方程.
- 这些方程准确地描述了测试参数中的时刻角关系.
- 衍生的方程提供了对外骨支能力的定量理解.
结论:
- 开发的时刻角方程提供了有关被动下背外骨机械性能的宝贵数据.
- 这项研究可以为外骨与数字人体建模的整合提供信息,以减少受伤风险.
- 这些发现支持使用外骨架作为一种工具来减少与工作有关的肌肉骨损伤.
关键词:
动力计的动力计.外骨架 (exoskeleton) 是一个外骨架.实验数据收集实验数据收集负载率是指负载率.低背部受伤的情况机械支持 机械支持动量-角度方程 动量-角度方程运动范围的范围.支持的时刻 支持的时刻更多相关视频
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