refuge chamber introduction

Definition：When disasters occur, researchers can't retreat, in order to prevent the descent of the poisonous and harmful gases and to set up shelters。

Miners themselves, set the asylum cavern is very necessary. Because the self-rescuer short effective time, when wearing self-rescuer, within the effective time cannot reach safety; Evacuation route through; If you have any self-rescuer and harmful gas content is high, asylum cavern can play a role.

refuge chamber classification

Two kinds：

One is a preset asylum cavern；

The other is when more so after adjust measures to local conditions to build temporary asylum cavern。

refuge chamber picture

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