Combustor and gas stove

The utility model relates to the field of gas stoves, and particularly discloses a burner and a gas stove. According to the burner, the inner ring and the outer ring of the copper cover are respectively provided with the fire holes, the driving assembly can drive the outer ring fire blocking assembly to block or open the fire holes in the outer ring of the copper cover, and when the fire holes in the outer ring of the copper cover are not blocked, gas flows out of the outer ring and the inner ring of the copper cover to form flames which are gathered on the side wall and the bottom of a pot. Stir-frying of many cooking food materials is realized; when the driving assembly drives the outer ring fire blocking assembly to shield the fire holes in the copper cover outer ring, gas is gathered and flows out of the fire holes in the copper cover inner ring, flames are formed and gathered at the bottom of the pan, stir-frying with few cooking food materials is achieved, the utilization rate of the gas is increased, a