DEVICE FOR REDUSING NOISE OF SHOT BLAST
Provided is a device for reducing a noise of shot blast. According to the present invention, the device for reducing a noise comprises: a guide pipe, where a seal roll is installed, leaking a noise to the outside of a cabin; a sound absorption unit connected to one end part of the guide pipe and abs...
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| Format: | Patent |
| Sprache: | eng ; kor |
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| Zusammenfassung: | Provided is a device for reducing a noise of shot blast. According to the present invention, the device for reducing a noise comprises: a guide pipe, where a seal roll is installed, leaking a noise to the outside of a cabin; a sound absorption unit connected to one end part of the guide pipe and absorbing the noise leaked to the outside of the cabin through the guide pipe; and at least one reflection unit provided to the inside of the sound absorption unit to reflect a sound wave propagated to the inside of the sound absorption unit.
숏 블라스트의 소음 저감 장치를 제공한다. 본 발명에 따른 소음 저감 장치는, 실 롤이 설치되고 캐빈의 외부로 소음을 유출하는 유도관, 유도관의 일단부에 연통되게 연결되고 유도관을 통하여 캐빈의 외부로 유출되는 소음을 흡음하기 위한 흡음부, 및 흡음부의 내측에 적어도 하나 이상 구비되어 흡음부의 내부로 전파된 소음파를 반사시키기 위한 반사부를 포함한다. |
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