Valve exhaust hush pipe, hush pipe subassembly and valve member

The utility model discloses a valve exhaust hush pipe, its first end opening be the link that can be connected with the valve exhaust end, and second end opening is the hollow tube column structure for the end of releasing between the both ends, just release to hold the opening edge to be to saw dentate structure, a hush pipe subassembly should be disclosed, the valve exhaust hush pipe established including two at least mutual covers, a valve member is still disclosed, including valve and foretell valve exhaust hush pipe or hush pipe subassembly. Implement the technical scheme of the utility model, the end opening edge of releasing of valve exhaust hush pipe is saw dentate structure, and the air current that enables the turbulent flow form becomes the laminar flow, avoid the fluid between layer upon layer the air current tear each other to reduce the exhaust noise of valve, had noise cancelling effect, the valve member includes the above -mentioned valve exhaust hush pipe of being connected with the valve exh