A Quick Hole-sealing Device for Fire Stopping in Mine Fire Area

Fire enclosure is usually adopted for isolating the mine fire area after the fire happened, in this case, the reserved holes are difficult to be sealed in a short time and the safety of the rescue personnel in the operation period of fire enclosure is difficult to guarantee, for solving this problem, a quick hole-sealing device was designed. The paper described the structure of this quick hole-sealing device, the operation procedures of quickly sealing holes, the anti-knock property of the device and the sealing test. This quick hole-sealing device has the advantages of simple manufacturing, explosion-proof, good tightness, convenient transportation and so on, the use of this device can complete the hole-sealing operation within 3 min to 5 min, which greatly improved the sealing efficiency and guarantee the safety of the hole-sealing operators.