Well cold pipeline assembly

The utility model provides a well cold pipeline assembly, includes intake pipe, silencer and outlet duct, the silencer pass through the air inlet with the intake pipe links to each other, the silencer pass through the gas outlet with the outlet duct links to each other, the air inlet of silencer and keeping away from of gas outlet be equipped with annular boss on the outer wall of the one end of silencer the air inlet of silencer with the junction of intake pipe reaches the gas outlet of silencer with the junction of outlet duct all is equipped with the clamp. The utility model discloses a leakproofness between intake pipe and outlet duct and the silencer can be guaranteed in the setting of boss and clamp. Can promote the noise suppression effect of silencer.