Passive building noise reduction wall sound insulation plate
The utility model discloses a passive building noise reduction wall sound insulation plate. Relating to the field of passive buildings, building wall, keels are fixedly connected to the upper and lower ends of one side of the building wall body; the middle part of one side of the building wall body...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a passive building noise reduction wall sound insulation plate. Relating to the field of passive buildings, building wall, keels are fixedly connected to the upper and lower ends of one side of the building wall body; the middle part of one side of the building wall body is fixedly connected with a first sound absorption felt; a sound insulation plate is fixedly connected to one side of the first sound absorption felt, a connecting plate is fixedly installed at one end of the sound insulation plate, an installation block is fixedly connected to the middle of one endof the sound insulation plate, a second sound absorption felt is fixedly connected to one side of the sound insulation plate, a veneer is fixedly connected to one side of the second sound absorptionfelt, and the sound insulation plate is composed of a fireproof damping plate, a sound absorption plate, damping plates and thick rock wool. The keel is arranged on the building wall body so that thesound insulation plate can |
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