| 摘要 |
A mixing pipe for a gas heater includes an intake port through which gas and air are flowed in; a discharge port through which the gas and the air flowed in through the intake port are mixed and discharged; and an acceleration part disposed between the intake port and the discharge port and having a diameter smaller than the a diameter of the intake port, wherein a distance between the intake port and the acceleration part is greater than 0.5 times of the diameter of the acceleration part and smaller than 1.5 times of the diameter of the acceleration part. |
