Diesel locomotive booster chimney

The utility model discloses a diesel locomotive booster chimney, the vertical section of the shutter plate that covers on the chimney opening is the arc, and curved shutter plate is crooked towards the chimney orientation under the closure state, and chimney opening outer lane is equipped with drainage greasy dirt groove one, and through the angle of locating to change the tripe at booster chimney mouth, messenger's air current redirecting avoids the direct and contact net contact of black cigarette or greasy dirt. Simultaneously, control or emergency treatment equipment is installed additional in the flue exit, the emergence of conflagration can be avoided. Be applicable to the plant use of locomotive booster chimney.