Combustor

The utility model discloses a combustor includes: the sleeve, telescopic one end has the opening, the mounting panel is located the opening part has relative first surface and second surface, and the first surface has the clearance towards the sleeve inside between the edge of mounting panel and the opening, gas fuel passag runs through the mounting panel in the follow sleeve and extends to the opening part, and the air chamber, the air chamber is located in the sleeve, the air chamber includes a plurality of first through -hole with the sleeve intercommunication, and the mounting panel communicates with the air chamber including a plurality of second through -holes of distribution at its central part, a plurality of second through -holes, and telescopic opening part is equipped with the messenger the flow guiding wall that combustion -supporting gas is gathered together to sleeve central axis direction. Combustion -supporting gas gets into earlier air chamber unhurried current back rethread second through -h