' ' , , , - ! The boss slapped his employees, and employees from different countries had different reactions. Japanese employee: First point: Hi! American employee: Called his lawyer immediately. British employees: Call the police with a smile. Russian employee: Just give the Japanese boss a slap in the face. Chinese employees: Rant online.
.: Fire-proof fence doors, underground fire-proof fence doors
.: Water, fire, gas and roof are the five natural disasters in coal mines. Problems in any link will cause It will affect mine production and even endanger mine equipment, facilities, and even miners' lives. Fire-proof fence doors and underground fire-proof fence doors are facilities used for underground fire prevention. In the process of fire prevention and extinguishing in mines, fire doors can be used to adjust and dispatch air flow (increasing or decreasing air volume, short-circuit ventilation, reverse wind, etc.), thereby controlling the spread of fire. develop. When a fire breaks out underground, the fire fence door should be closed immediately to block the fire area. Fire-proof fence door
Underground fire-proof fence door plays a role that cannot be ignored as a fire prevention facility. It is related to national property and the life safety of miners.
.: Appearance quality inspection standards for fireproof fence dual-purpose doors:
.: ① Door leaf and The plane of the door frame should be close to each other and form a vertical plane
.:② The door should be equipped with ventilation holes that are easy to close tightly,
and the door should be opened and closed reliably and flexibly
3.:.:③Fire prevention Corresponding process measures should be taken when manufacturing each component of the fence door to prevent deformation.
.:Fire-proof fence door
Underground fire-proof fence door
Coal mine fire-proof fence door
3.:
Fire-rated fence doors prevent the spread of flames