| 摘要 |
A carbonic acid gas welding torch which enables a worker to carry out the welding operation easily by preventing the heat from transferring to a handle when heat is generated from a joint portion of a torch head and a welding pipe and a copper wire connecting portion of the torch head and a cable is provided. A carbonic acid gas welding torch comprises: a welding pipe(100) which has a tip connected to one end thereof to generate arc using carbonic acid gas, and a screw thread(110) formed on the other end thereof; a torch head(200) which has a screw thread(210) formed on one end portion thereof and a plurality of gas inflow holes(220) formed on one side portion thereof; a fastening bundle(300) having an inserting hole longitudinally formed therein, a fastening space part communicating with the inserting hole, and clamping holes formed at both end portions thereof; a gas hose connecting pipe(400) of which one end is connected to the torch head, which has the gas supply holes of the cable connected to the other end thereof, and which has a plurality of gas ventholes(410) formed in one side portion thereof; a cable(500) comprising a gas supply hose(510) having a plurality of through holes(511), a power copper wire(520) fixed onto the torch head by a copper ring(521), and a rubber hose(530) fixed onto an edge portion of one end of the gas hose connecting pipe by a fixing ring(800); a sealing pipe(600) of which one end is clamped to one side of the torch head by a fixing ring(800), and of which the other end is clamped to one side of the cable by the fixing ring; and a handle(700) of which one end is connected to one side of the welding pipe, of which the other end is connected to one side of the cable, and which has a button(710) for controlling supply of gas and electric current.
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