Low-pollution emission gas burner

The utility model discloses a low-pollution exhaust gas burner which comprises a burner body and an air bellow, one side of the outer wall of the burner body is connected with a fire spraying pipe, one end of the fire spraying pipe is connected with one end of the air bellow, a wind wheel is movably connected in the air bellow, one side, close to the wind wheel, of the air bellow is connected with an air inlet pipe, and one side in the fire spraying pipe is provided with a support plate. A spark plug is installed on one side of the support plate, an igniter is installed on the outer wall of the fire spraying pipe, the output end of the igniter penetrates through the fire spraying pipe and is electrically connected with the spark plug, a gas pipe is connected to one side of the outer wall of the fire spraying pipe, a gas sensor is installed on the outer wall of the gas pipe in an embedded mode, and the detection end of the gas sensor penetrates through the gas pipe and extends into the gas pipe. The gas sensit