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快速密闭在矿井通风工作中,能及时地隔断风流,调整通风系统,满足生产上的要求。能快速的切断尘源、热源和有害气体,做到安全生产。目前研制的气囊,就是快速密闭的一种。它采用维纶-聚氯乙烯单面人造革做基布,用聚氯乙烯胶粘剂粘压而成。在球面上安装一个锁口,用来充气和放气。(一)气囊主体为了解决气囊基布的透气问题,1979年在长沙第六塑料厂试制维
Quickly closed mine ventilation work, can timely cut off the air flow, adjust the ventilation system to meet the production requirements. Can quickly cut off dust sources, heat and harmful gases, to achieve safe production. The current development of the balloon, is a fast airtight. It uses vinylon - polyvinyl chloride single-sided artificial leather fabric, PVC adhesive adhesive pressure. Install a lock on the sphere to inflate and deflate. (A) the main body of the airbag In order to solve the problem of breathable airbag fabric, in 1979 in Changsha sixth plastic factory trial dimension