Gas welding welder

The embodiment of the utility model discloses gas welding welder for the gas welding welder who solves among the prior art needs the contact starting, and the exert an influence problem of the impurity of gold purity of loss that causes is chewed in the butt welding when leading to high frequency arc ignition. This embodiment includes the barrel, the top of barrel is provided with first intake pipe and second intake pipe, be provided with to weld on the bottom position of barrel and chew, it is provided with the air exhaustion to weld to chew, the air exhaustion will weld and chew inner chamber somatic part branch and divide into first cavity and second cavity, first cavity with second cavity part is in the tail end department of air exhaustion forms the columniform welding ends, the top of air exhaustion is connected with the power, the trailing end connection of air exhaustion has the striking utmost point. In this embodiment, the air exhaustion that welds in chewing divide into first cavity and second cavi