Coal gas explosion-proof rapid purging device
A fast and gas technology, applied in gas/liquid distribution and storage, pipeline systems, mechanical equipment, etc., can solve the problems of inability to achieve fast automatic purging, difficulty in ensuring safe production, etc., achieve safe and fast automatic purging, prevent gas Back channeling, good effect
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Embodiment Construction
[0010] As shown in Figures 1 and 2, this gas explosion-proof rapid purging device includes a housing 3 and a movable gas pipe 1 and a fixed air guide pipe 15 arranged on the outside of the housing 3, and the gas pipe 1 and the air guide pipe 15 are respectively provided. There is a gas ball valve 20 and a gas ball valve 23, the other end of the gas ball valve 20 is connected to the fire extinguishing gas pipe 16, and nitrogen gas is inserted into the fire extinguishing gas pipe 16, and the other end of the gas ball valve 23 is connected to the gas pipeline, mainly fixed in the housing 3 A partition plate 7 is provided with an air-guiding dynamic interface mechanism 2, an air-guiding static interface mechanism 14 and a ball valve control mechanism 19 linked with it on both sides of the partition plate 7; the air-guiding dynamic interface mechanism 2 is fixed on the active plate 5 by the active plate 5 The moving interface 17 and the moving magnet 9 are composed of the moving mag...
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