flameproof circuit breaker

The case-hardened products and action theory of blast barrier and blast wall were introduced in detail,the strengthening measures of components in structures were summarized,and the terror explosion raiding-resistance engineering measures system was provided according to the recent research on building preventing and resis.

结合目前国内外在建筑物防爆抗爆研究领域的最新研究成果,详细介绍了防爆路障、防爆墙的定型产品及作用原理,总结了结构构件的加固措施,提出了防汽车炸弹工程措施体系。

This article introduces the application of BGP 9L —6A mine flame proof vacuum breaker used in coal mine,analyzes the excellences and defect of the breaker,points out the problem existing in use,dissertates the improvement method aganst the problem.

介绍了BGP9L— 6A矿用隔爆真空断路器在煤矿井下的使用情况 ,分析了其优缺点及存在的问题 ,并提出了改进方法。