| 摘要 |
A device for removing alien substances in a gas pipe is provided to ensure a proper flow amount of gas by collecting and removing alien substances contained in gas, and collect and remove the alien substances contained in gas by being constructed in an easily exchangeable cartridge structure. In a device for removing alien substances in a gas pipe, which device is installed in the gas pipe to filter alien substances(50) contained in gas, the device including cartridges(40), wherein the cartridges are comprised of: a first cutoff plate(42) which is disposed in a plate shape perpendicularly to a flow direction of the gas, and in which a plurality of gas-passing holes(43) are formed; a first alien substance collecting plate(44) which is disposed in rear of the first cutoff plate and bent in a zigzag shape, and in which a plurality of gas-passing holes(45) are formed; a second cutoff plate(46) which is disposed in a plate shape in rear of the first alien substance collecting plate with respect to the gas flow direction, and in which a plurality of gas-passing holes(47) are formed; and a second alien substance collecting plate(48) which is bent in a zigzag shape symmetrical to the first alien substance collecting plate with respect to the second cutoff plate, and in which a plurality of gas-passing holes(49) are formed.
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