KR100868328B1 - 소음기 - Google Patents
소음기 Download PDFInfo
- Publication number
- KR100868328B1 KR100868328B1 KR1020077016102A KR20077016102A KR100868328B1 KR 100868328 B1 KR100868328 B1 KR 100868328B1 KR 1020077016102 A KR1020077016102 A KR 1020077016102A KR 20077016102 A KR20077016102 A KR 20077016102A KR 100868328 B1 KR100868328 B1 KR 100868328B1
- Authority
- KR
- South Korea
- Prior art keywords
- sound absorber
- pressure fluid
- main body
- silencer
- hydraulic device
- Prior art date
Links
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
- F01N1/04—Silencing apparatus characterised by method of silencing by using resonance having sound-absorbing materials in resonance chambers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
- F04B39/0055—Pulsation and noise damping means with a special shape of fluid passage, e.g. bends, throttles, diameter changes, pipes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
- F01N1/10—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling in combination with sound-absorbing materials
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
- F04B39/0033—Pulsation and noise damping means with encapsulations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
- F04B39/0033—Pulsation and noise damping means with encapsulations
- F04B39/0038—Pulsation and noise damping means with encapsulations of inlet or outlet channels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/008—Reduction of noise or vibration
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Exhaust Silencers (AREA)
- Pipe Accessories (AREA)
- Details Of Valves (AREA)
- Compressor (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
Description
Claims (10)
- 유압장치로부터 배출되는 압력유체의 배출소음을 감소시키는 소음기에 있어서,상기 유압장치(12)와 연결되고 상기 유압장치(12)로부터 압력유체가 도입되는 메인바디부(16);상기 메인바디부(16) 내에서 지지되고 다른 개구면적을 가지는 복수의 적층구조의 필터(80,82,84,104,106,108)로 형성되는 흡음기(22);상기 유압장치(12)로부터 이격되는 방향으로 상기 흡음기(22)를 통해 상기 메인바디부(16)로부터 외부에 방출되는 상기 압력유체의 유량을 점차적으로 증가시키는 플로우조절기구를 포함하고,상기 필터(80,82,84,104,106,108)의 개구면적은 상기 메인바디부(16) 측에서 형성된 상류측으로부터 상기 흡음기(22)의 외측에 형성된 하류측을 향해 점차 작아지도록 설정되고,상기 플로우조절기구는 상기 메인바디부(16)로부터 상기 흡음기(22)의 외측까지 압력유체를 흐르게 하는 유체통로를 포함하고, 상기 유체통로의 통로면적은 상기 유압장치(12)로부터 이격되는 방향으로 점차 커지도록 형성되며,상기 유체통로는 상기 흡음기(22) 내측에 배치되는 원통체(20)로부터 형성되고, 상기 메인바디부(16)와 연통되며, 상기 유압장치(12)로부터 멀어지는 방향으로 점차적으로 개수가 증가하는 복수의 배출홀(70a~70e)을 가지는 것을 특징으로 하는 소음기.
- 삭제
- 삭제
- 제1항에 있어서,상기 원통체(20)와 상기 흡음기(22) 사이에 간극이 배치되는 것을 특징으로 하는 소음기.
- 제4항에 있어서,상기 필터(80,82,84)는 반지름 방향으로 적층되는 3개의 층으로 구성되는 것을 특징으로 하는 소음기.
- 제5항에 있어서,상기 필터(80,82,84)는 반지름방향으로 실질적으로 균일한 두께치수를 가지는 것을 특징으로 하는 소음기.
- 제6항에 있어서,원통형상의 커버부재(24)가 상기 메인바디부(16)에 연결되는 상기 흡음기(22)를 감싸고, 상기 커버부재(24)는 상기 흡음기(22)를 통해 흐르는 압력유체가 다시 흐르는 홀부(86)를 가지는 것을 특징으로 하는 소음기.
- 제1항에 있어서,상기 플로우조절기구는 상기 유압장치(12)로부터 멀어지는 방향으로 점차적으로 작아지는 두께치수를 가지는 필터(104,106,108)를 포함하는 것을 특징으로 하는 소음기.
- 제1항에 있어서,상기 메인바디부(16) 내측에서 상기 압력유체의 압력이 소정의 값 이상으로 상승하는 것을 검출하는 검출기구(34)가 상기 메인바디부(16)에 설치되는 것을 특징으로 하는 소음기.
- 제9항에 있어서,상기 검출기구(34)는, 상기 메인바디부(16)의 내부와 외부를 연통시키도록 상기 메인바디부(16)에 배치되는 연통통로(38)와, 상기 연통통로(38)에 형성되는 밸브자리(56)에 착좌되는 밸브(40)와, 상기 밸브자리(56)를 향해 상기 밸브(40)를 압박하는 스프링(44)을 포함하는 것을 특징으로 하는 소음기.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005006759A JP4613619B2 (ja) | 2005-01-13 | 2005-01-13 | サイレンサ |
JPJP-P-2005-00006759 | 2005-01-13 |
Publications (2)
Publication Number | Publication Date |
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KR20070089230A KR20070089230A (ko) | 2007-08-30 |
KR100868328B1 true KR100868328B1 (ko) | 2008-11-12 |
Family
ID=36677695
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020077016102A KR100868328B1 (ko) | 2005-01-13 | 2006-01-12 | 소음기 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7753167B2 (ko) |
EP (1) | EP1837488B1 (ko) |
JP (1) | JP4613619B2 (ko) |
KR (1) | KR100868328B1 (ko) |
CN (1) | CN101103181B (ko) |
WO (1) | WO2006075670A1 (ko) |
Cited By (2)
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KR20180134770A (ko) * | 2017-06-09 | 2018-12-19 | 에스엠시 가부시키가이샤 | 소음기 및 소음기를 이용한 이젝터 |
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DE202007006627U1 (de) * | 2007-05-09 | 2007-07-19 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Schalldämpfer |
US7681690B2 (en) * | 2007-07-13 | 2010-03-23 | Longyear Tm, Inc. | Noise abatement device for a pneumatic tool |
WO2009106123A1 (de) * | 2008-02-25 | 2009-09-03 | Eugen Seitz Ag | Schalldämpfer einer ventileinrichtung für hohlkörperblasmaschinen |
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- 2005-01-13 JP JP2005006759A patent/JP4613619B2/ja active Active
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2006
- 2006-01-12 US US11/813,277 patent/US7753167B2/en active Active
- 2006-01-12 KR KR1020077016102A patent/KR100868328B1/ko active IP Right Grant
- 2006-01-12 WO PCT/JP2006/300310 patent/WO2006075670A1/ja active Application Filing
- 2006-01-12 CN CN2006800023524A patent/CN101103181B/zh active Active
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CN107202006A (zh) * | 2016-03-16 | 2017-09-26 | 细美事有限公司 | 泵和液体供应装置 |
KR20180134770A (ko) * | 2017-06-09 | 2018-12-19 | 에스엠시 가부시키가이샤 | 소음기 및 소음기를 이용한 이젝터 |
KR102586603B1 (ko) | 2017-06-09 | 2023-10-10 | 에스엠시 가부시키가이샤 | 소음기 및 소음기를 이용한 이젝터 |
Also Published As
Publication number | Publication date |
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CN101103181B (zh) | 2011-04-13 |
CN101103181A (zh) | 2008-01-09 |
KR20070089230A (ko) | 2007-08-30 |
EP1837488B1 (en) | 2013-04-24 |
US20090266643A1 (en) | 2009-10-29 |
EP1837488A1 (en) | 2007-09-26 |
WO2006075670A1 (ja) | 2006-07-20 |
JP4613619B2 (ja) | 2011-01-19 |
US7753167B2 (en) | 2010-07-13 |
JP2006194157A (ja) | 2006-07-27 |
EP1837488A4 (en) | 2011-06-29 |
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