Gas pipeline welding support

The utility model discloses a gas pipeline welding support, which relates to the field of gas pipeline welding and comprises a pair of semi-circle frames, each semi-circle frame comprises two semi-circular side beams arranged in parallel, connecting blocks arranged at intervals are arranged between the side beams, and two ends of each connecting block are respectively provided with an adjusting stud penetrating through the corresponding connecting block. A platform extending outwards is arranged at the front end of one semi-ring frame, connecting holes are formed in reinforcing ribs on the twosides of the platform, a portal capable of rotating around the connecting bolts is connected to the connecting hole in one semi-ring frame through the connecting bolts, a hydraulic jack is arranged on the platform on the other semi-ring frame, and the jack body is fixed to the platform. Jack column extending upwards. By the adoption of the structure, the two ends of two pipes needing to be weldedcan be supported and fixe