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实操指南:防爆试验箱锂电试样固定规范,规避安全隐患

来源:东莞市皓天试验设备有限公司   2026年06月08日 16:29  

锂电池高低温、老化、循环测试过程中,极易出现胀气、移位、掉落、挤压短路等风险,也是防爆试验箱测试作业的主要安全隐患。很多实验室安全事故,均源于试样固定不规范、摆放不合理,导致电池受压变形、接触短路,引发起火、爆炸隐患。东莞皓天结合防爆设备实操标准,整理锂电试样标准化固定规范,帮助企业规范测试流程,从源头规避安全风险。


广皓天-高温隔爆试验箱-白底图-800?800-2.jpg

首先遵循基础摆放固定原则,杜绝随意放置。锂电试样严禁直接堆叠、紧贴箱体内壁、贴近出风口摆放。设备风道出风速度较快,测试过程中气流冲击易导致试样位移、翻转,造成电池挤压摩擦。单块或多组电池测试,需使用专用防爆固定夹具、绝缘支架,做到单独隔离、稳固卡位,杜绝试样之间相互接触、挤压重叠。



严格执行绝缘与间距规范。所有固定配件必须采用耐高温、阻燃绝缘材质,禁止金属配件直接接触电池极耳与外壳。试样之间预留充足散热与泄压间隙,不得堵塞风道与防爆泄压口,保证箱内气流循环通畅。针对软包、聚合物易胀气锂电池,需预留膨胀空间,避免测试中胀气挤压导致破损漏液。



规范固定操作细节,强化事前检查。试样固定完成后,需轻推检查稳固性,确认无松动、无偏移。严禁固定过紧压迫电池壳体,预留合理形变余量。同时检查试样极耳无裸露短路风险,接线规整不拉扯。测试前确认防爆门锁闭严实、泄压装置正常、防护配件完好。



标准化的锂电试样固定操作,是防爆试验箱安全作业的核心环节。规范摆放卡位、严控绝缘间距、落实事前检查,可有效规避短路、挤压起火等安全隐患,保障锂电池可靠性测试安全、合规、稳定开展。

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