Gas shield welding rifle

The utility model belongs to the technical field of the welding equipment technique and specifically relates to a gas shield welding rifle, including handle, return bend and power supply air supply pipe, return bend lower extreme and handle upper end fixed connection, the air feed supplies magnetron upper end and handle lower extreme fixed connection. The utility model discloses an accomodate groove of gas shield welding rifle through set up built -in upset baffler on the handle surface, the built -in hidden expansion groove of extending the board is seted up to upset baffler both sides, install the LED lamp that is used for the illumination on the expansion board, the display screen of installing temperature sensor respectively on the upset baffler and being used for showing temperature information, utilize the adjacent expansion board of enhancement sealing strip difference joint of extending the board both sides, make upset baffler and expansion board form an annular guard plate at the handle front end, pr