JP2016148266A - 内燃機関の吸気音低減装置 - Google Patents
内燃機関の吸気音低減装置 Download PDFInfo
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- JP2016148266A JP2016148266A JP2015024644A JP2015024644A JP2016148266A JP 2016148266 A JP2016148266 A JP 2016148266A JP 2015024644 A JP2015024644 A JP 2015024644A JP 2015024644 A JP2015024644 A JP 2015024644A JP 2016148266 A JP2016148266 A JP 2016148266A
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- Prior art keywords
- elastic member
- intake
- combustion engine
- internal combustion
- noise reduction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 19
- 230000001603 reducing effect Effects 0.000 title abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims abstract description 19
- 238000004891 communication Methods 0.000 claims abstract description 13
- 230000009467 reduction Effects 0.000 claims description 42
- 230000010349 pulsation Effects 0.000 abstract description 10
- 238000006073 displacement reaction Methods 0.000 abstract description 6
- 230000009471 action Effects 0.000 description 15
- 238000005452 bending Methods 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 229920003002 synthetic resin Polymers 0.000 description 5
- 239000000057 synthetic resin Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 230000008602 contraction Effects 0.000 description 3
- 230000037237 body shape Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003434 inspiratory effect Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001743 silencing effect Effects 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
- F02M35/1205—Flow throttling or guiding
- F02M35/1222—Flow throttling or guiding by using adjustable or movable elements, e.g. valves, membranes, bellows, expanding or shrinking elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
- F02M35/1255—Intake silencers ; Sound modulation, transmission or amplification using resonance
- F02M35/1261—Helmholtz resonators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
- F02M35/1277—Reinforcement of walls, e.g. with ribs or laminates; Walls having air gaps or additional sound damping layers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
- F16L55/0331—Noise absorbers by inserting an elongated element in the pipe
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Exhaust Silencers (AREA)
- Reciprocating Pumps (AREA)
Abstract
【解決手段】内燃機関の吸気系に接続される吸気音低減装置は、連通管を介して吸気通路に接続された蛇腹状の弾性部材14を有し、ヘルムホルツ型共鳴要素としての吸気音低減作用に加え、弾性部材14の伸縮変形に伴う吸気音低減作用が得られる。弾性部材14の周壁14cは、テーパ壁33で接続された山部31と谷部32とを有し、各々の頂部は、直線部35,36となっている。直線部35,36は、円筒状をなすので、音圧変化に対し径方向の変位が抑制され、それだけ軸方向の振幅が大きく得られる。
【選択図】図5
Description
上記弾性部材の上記基端を保持するベースプレートと、
上記弾性部材の内部に形成される容積室を内燃機関の吸気通路に連通させるように上記ベースプレートに一端が接続された連通管と、
を備えてなる内燃機関の吸気音低減装置であって、
上記弾性部材の蛇腹状の周壁に、径方向の剛性を部分的に高めた高剛性部が、軸方向に離れた複数箇所に形成されている、ことを特徴としている。
11…連通管
12…ベースプレート
13…ケース
14…弾性部材
21…エンドプレート
24…容積室
31…山部
32…谷部
33…テーパ壁
35,36…直線部
Claims (4)
- 基端が開口するとともに先端が封止された略円筒状をなし、かつ周壁が蛇腹状に屈曲形成されてなる弾性部材と、
上記弾性部材の上記基端を保持するベースプレートと、
上記弾性部材の内部に形成される容積室を内燃機関の吸気通路に連通させるように上記ベースプレートに一端が接続された連通管と、
を備えてなる内燃機関の吸気音低減装置であって、
上記弾性部材の蛇腹状の周壁に、径方向の剛性を部分的に高めた高剛性部が、軸方向に離れた複数箇所に形成されている、ことを特徴とする内燃機関の吸気音低減装置。 - 上記高剛性部として、蛇腹状の周壁の山部および谷部の少なくとも一方の頂部に、当該弾性部材の軸方向と平行な直線部を備えている、ことを特徴とする請求項1に記載の内燃機関の吸気音低減装置。
- 山部および谷部の双方の頂部に上記直線部を備えており、山部および谷部が、それぞれ断面台形状をなす、ことを特徴とする請求項2に記載の内燃機関の吸気音低減装置。
- 上記高剛性部として、ピッチを局部的に狭めた一対の山部ないし一対の谷部を隣接して配置した、ことを特徴とする請求項1に記載の内燃機関の吸気音低減装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015024644A JP6504844B2 (ja) | 2015-02-10 | 2015-02-10 | 内燃機関の吸気音低減装置 |
EP16154194.1A EP3056723A1 (en) | 2015-02-10 | 2016-02-04 | Intake noise reducing apparatus for internal combustion engine |
CN201610083001.6A CN105863906A (zh) | 2015-02-10 | 2016-02-06 | 内燃机的吸气声降低装置 |
US15/019,378 US20160230719A1 (en) | 2015-02-10 | 2016-02-09 | Intake noise reducing apparatus for internal combustion engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015024644A JP6504844B2 (ja) | 2015-02-10 | 2015-02-10 | 内燃機関の吸気音低減装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016148266A true JP2016148266A (ja) | 2016-08-18 |
JP6504844B2 JP6504844B2 (ja) | 2019-04-24 |
Family
ID=55650017
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015024644A Expired - Fee Related JP6504844B2 (ja) | 2015-02-10 | 2015-02-10 | 内燃機関の吸気音低減装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20160230719A1 (ja) |
EP (1) | EP3056723A1 (ja) |
JP (1) | JP6504844B2 (ja) |
CN (1) | CN105863906A (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6639219B2 (ja) * | 2015-12-18 | 2020-02-05 | 株式会社マーレ フィルターシステムズ | 内燃機関の吸気音低減装置 |
CN106321302A (zh) * | 2016-09-08 | 2017-01-11 | 安徽江淮汽车股份有限公司 | 发动机进气系统波长管及发动机进气歧管 |
DE102016120696A1 (de) * | 2016-10-28 | 2018-05-03 | Volkswagen Aktiengesellschaft | Anordnung eines Schutzschlauches an einem Wellrohr einer Brennkraftmaschine und Verfahren zur Montage eines Schutzschlauches an einem Wellrohr einer Brennkraftmaschine |
JP6791724B2 (ja) * | 2016-11-10 | 2020-11-25 | 株式会社マーレ フィルターシステムズ | 内燃機関のエアクリーナ |
US10302052B2 (en) | 2016-11-16 | 2019-05-28 | Ford Global Technologies, Llc | Vacuum actuated multi-frequency quarter-wave resonator for an internal combustion engine |
DE102017123889B3 (de) | 2017-10-13 | 2019-03-28 | Schlemmer Holding GmbH | Wellschlauch |
JP2022181445A (ja) * | 2021-05-26 | 2022-12-08 | マツダ株式会社 | エンジンの吸気装置 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61202617U (ja) * | 1985-06-07 | 1986-12-19 | ||
JPH0387815U (ja) * | 1989-12-19 | 1991-09-06 | ||
JPH07310538A (ja) * | 1994-05-16 | 1995-11-28 | Futaba Sangyo Kk | 振動遮断用エキゾーストパイプ |
JP2000337219A (ja) * | 1999-05-24 | 2000-12-05 | Mitsubishi Heavy Ind Ltd | 可変チャンバ型消音器 |
KR20040024202A (ko) * | 2002-09-13 | 2004-03-20 | 현대자동차주식회사 | 차량용 엔진의 인테이크 에어 시스템의 호스 |
JP2008229986A (ja) * | 2007-03-19 | 2008-10-02 | Toyoda Gosei Co Ltd | 蛇腹中空体 |
JP2013124599A (ja) * | 2011-12-15 | 2013-06-24 | Mahle Filter Systems Japan Corp | 内燃機関の吸気装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
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DE4305333C1 (de) * | 1993-02-20 | 1994-07-07 | Fasag Ag Suhr | Geräuschdämpfungsvorrichtung zur Reduktion von Mündungsgeräuschen bei Anlagen mit pulsierenden Gasströmungen |
DE4336112A1 (de) * | 1993-10-22 | 1995-04-27 | Knecht Filterwerke Gmbh | Nebenschluß-Resonator |
JP3787915B2 (ja) * | 1996-09-04 | 2006-06-21 | 豊田合成株式会社 | 内燃機関の吸気管 |
DE19641806A1 (de) * | 1996-10-10 | 1998-04-16 | Iwk Regler Kompensatoren | Ring- oder wendelgewellter Schlauch oder Balg |
JPH11336623A (ja) * | 1998-05-22 | 1999-12-07 | Tigers Polymer Corp | 吸気系ダクト |
DE10219964B4 (de) * | 2001-05-08 | 2009-10-29 | Umfotec Gmbh | Hochfrequenzdämpfer |
DE102004028744B3 (de) * | 2004-06-14 | 2005-10-27 | Veritas Ag | Schalldämpfer |
DE102006037034B4 (de) * | 2006-08-08 | 2009-01-02 | Saf-Holland Gmbh | Luftfeder für ein Fahrzeug |
DE102006054268A1 (de) * | 2006-11-17 | 2008-05-21 | Veritas Ag | Rohrförmiges Formteil |
DE202008010788U1 (de) * | 2008-08-05 | 2009-12-31 | Mann+Hummel Gmbh | Akustische Kammer mit veränderbarem Volumen |
JP5639794B2 (ja) * | 2010-06-23 | 2014-12-10 | 株式会社マーレ フィルターシステムズ | 内燃機関の吸気音発生装置 |
WO2013035614A1 (ja) * | 2011-09-05 | 2013-03-14 | 株式会社Roki | 吸気ダクト |
DE102014204637B4 (de) * | 2013-03-25 | 2021-10-07 | Subaru Corporation | Ansauggeräuschübertragungsvorrichtung |
-
2015
- 2015-02-10 JP JP2015024644A patent/JP6504844B2/ja not_active Expired - Fee Related
-
2016
- 2016-02-04 EP EP16154194.1A patent/EP3056723A1/en not_active Withdrawn
- 2016-02-06 CN CN201610083001.6A patent/CN105863906A/zh active Pending
- 2016-02-09 US US15/019,378 patent/US20160230719A1/en not_active Abandoned
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61202617U (ja) * | 1985-06-07 | 1986-12-19 | ||
JPH0387815U (ja) * | 1989-12-19 | 1991-09-06 | ||
JPH07310538A (ja) * | 1994-05-16 | 1995-11-28 | Futaba Sangyo Kk | 振動遮断用エキゾーストパイプ |
JP2000337219A (ja) * | 1999-05-24 | 2000-12-05 | Mitsubishi Heavy Ind Ltd | 可変チャンバ型消音器 |
KR20040024202A (ko) * | 2002-09-13 | 2004-03-20 | 현대자동차주식회사 | 차량용 엔진의 인테이크 에어 시스템의 호스 |
JP2008229986A (ja) * | 2007-03-19 | 2008-10-02 | Toyoda Gosei Co Ltd | 蛇腹中空体 |
JP2013124599A (ja) * | 2011-12-15 | 2013-06-24 | Mahle Filter Systems Japan Corp | 内燃機関の吸気装置 |
Also Published As
Publication number | Publication date |
---|---|
CN105863906A (zh) | 2016-08-17 |
JP6504844B2 (ja) | 2019-04-24 |
EP3056723A1 (en) | 2016-08-17 |
US20160230719A1 (en) | 2016-08-11 |
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