| 摘要 |
A mobile steel refuge chamber comprises that: a simple chamber (104) is dug nearby a working face where miners work, a disassemblable mobile steel refuge chamber lining (105) is installed in the chamber (104) with a distance over 100 mm between the chamber (104) and the lining (105), a conventional door (108), an exit door (107) and an emergency exit window (106) are disposed at an open side of the lining (105), and support of the open side is enhanced, the lining (105) has an exterior anti-bonding structure, a chemical filling agent is used for integrally filling the lining (105), a metal net is connected at the open side of the lining (105), concrete spraying is used for reinforcement and closing, a special compressed air ventilation device is adopted for daily ventilation and a special power supply line is adopted, and a main power supply of electrical appliances is controlled by adopting a gas power cut-off instrument. The decomposed small mobile steel refuge chamber is convenient for underground transportation and quick in installation, and is reasonably arranged at the site for naturally resisting flood hazards and explosion. |
