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Mine non pressure door ,TEL156-1033-3958 Mine non pressure balance damper, mine non pressure damper, mine two-way split damper, balance the function of non pressure damper The air pressure in the coal mine is usually very high. It is difficult to open the old-fashioned air door, which often requires one or several people to force or pry open, wasting time. The non pressure air door is easy to open. No matter how strong the tunnel wind is, it can be easily pushed open. And it turns off automatically. It saves a lot of time. Moreover, the old-fashioned damper structure is unstable and the annual maintenance cost is high.

Mine non pressure door ,TEL156-1033-3958

矿用无压平衡风门矿用无压风门,矿用双向对开风门,平衡无压风门的作用

煤矿井下风压一般都很大,老式的风门开启困难,往往需要一个或者几个人用力或者撬开,浪费时间。无压风门开启方便,无论巷道风有多大,都可以轻松推开。而且自动关闭。大大节省了时间。而且老式的风门结构不稳定,每年维修费用较高。jidian02.jpg



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