ACOUSTIC STRUCTURE FOR PRODUCTION PREMISES Russian patent published in 2011 - IPC E04B1/84 

FIELD: construction.

SUBSTANCE: acoustic structure of production premises comprises a workshop frame, bearing walls with enclosures in the form of floor and ceiling, which are faced with sound-absorbing structures, window and door openings, and also individual sound absorbers that comprises a frame, where the sound-absorbing material is arranged. Individual sound-absorbers are installed above noisy equipment. The floor is made on the elastic base and comprises a base plate made of concrete reinforced with vibration damping material, which is installed on the floor slab base plate with cavities via layers of the vibration damping material and hydraulic insulation material with a gap relative to the bearing walls of a production room. Cavities of the base plate are filled with vibration damping material, for instance, foamed polymer. The elastic base of the floor is made of needled mats of Vibrosyl type on the basis of siliceous or alumoborosilicate cloth.

EFFECT: invention makes it possible to improve efficiency of noise suppression.

4 cl, 2 dwg