跳绳里有大学问,中消协教你如何科学挑选|中文无码日韩欧
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中新网北京10月10日电(记者 谢艺观)跳绳作为一项普及度极高的运动,是中小学生体育体质测试项目之一。为帮助消费者科学选购合规、安全的跳绳产品,中国消费者协会联合中国体育用品业联合会发布消费提示。
据介绍,选购时首先要看标签,认准必查项目。需查验产品标签是否完整,包括产品名称、型号、生产商信息及执行标准编号(GB/T 19851.20―2007,GB/T 19851.12―2005或GB/T 45544―2025),拒绝“三无”产品。对于含电子技术模块的产品要有CCC认证,优先选择通过权威检测机构认证的产品,可向商家索要商品的检测报告,确保符合新国标对有害物质限量、机械性能等强制性要求。
其次是查材质,避开风险材料。跳绳的塑料件、金属件及涂层需符合邻苯二甲酸酯(≤0.1%)、重金属(如铅≤600mg/kg)等有害物质限量标准。消费者选购时,一是看颜色,避免选择手柄或绳体颜色过于鲜艳或深色的产品,此类设计可能依赖过量染料或增塑剂;二是闻气味,若有刺鼻塑料味或胶水味,可能存在有害物质超标风险;三是摸材质,表面应光滑无毛刺,塑料件不宜过软或发黏(可能含过量增塑剂)。
然后要依场景,坚持适用原则。日常练习用,推荐基础款有绳跳绳,如竹节跳绳、胶绳等,材质轻便、手柄防滑,适合长期训练。考测用(如中考),选择符合学校考试标准的跳绳,考试训练可选择轴承胶绳,利于降低空气阻力,减少打结打卷提升速度,注意绳长可调(通常为身高1.5倍)。
体能锻炼用,推荐电子计数跳绳,支持计时、分段计数功能,便于制定训练计划。选择绳体耐磨、手柄减震的款式,降低高强度运动中的关节负担。竞赛用,选择轴承结构手柄,确保高速旋转流畅。绳体材质轻量化(如钢丝包胶),减少空气阻力,提升转速和稳定性。

最后要测功能,满足使用需求。一是绳长调节。拉出绳体至最长,观察调节扣是否锁死,避免跳绳时回缩。二是手柄防滑。握住手柄甩动,观察是否容易脱手,手柄有磨砂涂层或者防滑纹路,出汗后仍能握紧。三是拉力测试。双手向两侧拉扯,观察是否松动,需要承受50N拉力(约5公斤)无断裂、变形。(完)
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