Variable-frequency Helmholtz muffler

• Main Authors: LIU ZHONGDA, HAN QIANG, FANG JUNJIE
• Format: Patent
• Language: Chinese; English
• Published: 10.09.2014
• Subjects: BLASTING; ENGINE PLANTS IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNALCOMBUSTION ENGINES; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES ORENGINES IN GENERAL; HEATING; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; STEAM ENGINES; WEAPONS

The utility model relates to a variable-frequency Helmholtz muffler which comprises a barrel, an end cover fixedly arranged at one end of the barrel, a piston and a piston adjusting mechanism. The piston adjusting mechanism comprises an adjusting pull rod and a locking mechanism, one end of the adju...