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在2个跳练习中对具有不同力量水平的篮球运动员进行最佳落下高度的比较
Leijiao Yue1, Zhitao Liu1, Shanwei Wang1
1Physical Education and Training Institute, Capital University of Physical Education and Sports, Beijing, China.
International journal of sports physiology and performance
|February 7, 2025
概括
篮球运动员进行跳跃的最佳落下高度因跳跃类型而异. 跳跃跳跃跳跃 (BDJ) 在式跳跃高度 (SJH) 的75-100%之间是最好的,而反运动跳跃跳跃 (CDJ) 在SJH的100-125%之间是最佳的.
科学领域:
- 生物力学 生物力学
- 运动科学 运动科学 运动科学
- 竞技表现 运动表现
背景情况:
- 之前关于落地跳跃的研究更多地集中在反弹落地跳跃 (BDJ) 而不是反动落地跳跃 (CDJ).
- 最佳的落下高度对于最大限度地提高跳等平度练习的表现至关重要.
- 了解BDJ和CDJ在不同下降高度的生物力学对于训练处方至关重要.
研究的目的:
- 调查BDJ和CDJ的生物力学参数.
- 为了确定性能和不同下降高度之间的关系,用式跳跃高度 (SJH) 的百分比来表示.
- 在大学篮球运动员中确定BDJ和CDJ的最佳落下高度.
主要方法:
- 24名大学篮球运动员被分为低强度和高强度组.
- 参与者在SJH的50%至175%的下降高度执行了BDJ和CDJ.
- 最佳落下高度被确定为产生最高反应强度指数 (RSI) 的点.
主要成果:
- 最佳落下高度为BDJ的SJH约84-85%和CDJ的SJH约105-106%,没有显著的强度组差异.
- 机械功率与RSI有很强的相关性 (r = .98-.99).
- 平均推进力与RSI有非常强的正相关性 (r = .72-.77).
结论:
- 篮球运动员应使用特定的SJH百分比来进行跳:75-100%SJH用于BDJ和100-125%SJH用于CDJ.
- 这些范围与最佳反应强度指数 (RSI) 和机械功率有关.
- 在纳入BDJ或CDJ时,培训计划应该考虑篮球位置和任务的特定需求.
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