JP4963511B2 - 排気弁構造 - Google Patents
排気弁構造 Download PDFInfo
- Publication number
- JP4963511B2 JP4963511B2 JP2010049152A JP2010049152A JP4963511B2 JP 4963511 B2 JP4963511 B2 JP 4963511B2 JP 2010049152 A JP2010049152 A JP 2010049152A JP 2010049152 A JP2010049152 A JP 2010049152A JP 4963511 B2 JP4963511 B2 JP 4963511B2
- Authority
- JP
- Japan
- Prior art keywords
- surface portion
- exhaust
- flow path
- valve
- valve body
- 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.)
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- 230000002093 peripheral effect Effects 0.000 claims description 60
- 239000000498 cooling water Substances 0.000 description 42
- 238000011084 recovery Methods 0.000 description 37
- 244000145845 chattering Species 0.000 description 33
- 238000004519 manufacturing process Methods 0.000 description 12
- 238000011144 upstream manufacturing Methods 0.000 description 11
- 230000010349 pulsation Effects 0.000 description 8
- 239000002826 coolant Substances 0.000 description 7
- 238000002485 combustion reaction Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000003197 catalytic effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005489 elastic deformation Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Images
Classifications
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- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/42—Valve seats
-
- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1805—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
- F01N13/1827—Sealings specially adapted for exhaust systems
-
- 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
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2892—Exhaust flow directors or the like, e.g. upstream of catalytic device
-
- 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
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/36—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being an exhaust flap
-
- 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
- F01N2470/00—Structure or shape of gas passages, pipes or tubes
- F01N2470/30—Tubes with restrictions, i.e. venturi or the like, e.g. for sucking air or measuring mass flow
-
- 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
- F01N2530/00—Selection of materials for tubes, chambers or housings
Description
図2および図3に示すように、排気熱回収装置4は、内筒部15と、外筒部16と、排気バルブ装置20とを含んで構成されている。内筒部15および外筒部16は、いわゆる排気管である。
15 内筒部(筒状部材)
30 ステイ部材(弁座部)
30a 筒状部(メッシュ支持部)
30b 屈曲部
31 バルブ本体(弁体)
31a 外周面部
50 排気弁構造
60、80 ワイヤメッシュ
61 固定部
62 当接部
62a、82a 内周面部
62b 被保持面部
62c、82c 変形面部
71 周縁
72 外縁
73 頂縁部
75 切欠面部
Claims (5)
- 排気ガスの流路を形成するとともに弁座部を有する筒状部材と、前記流路を閉止および開放する弁体と、前記弁座部に固定されるとともに、前記流路の閉止時に前記弁体に当接するワイヤメッシュと、を備え、
前記弁体は、前記流路の閉止時に前記ワイヤメッシュに当接する外周面部を有し、
前記ワイヤメッシュは、前記弁座部に固定される筒状の固定部と、前記流路の下流側に向かうに従い徐々に拡径するよう前記固定部に一体成形され、前記流路の閉止時に前記弁体に当接して前記弁体からの荷重を受ける当接部とから構成され、
前記弁座部は、前記固定部が固定される筒状のメッシュ支持部と、前記メッシュ支持部に対して径方向外方に向けて屈曲するとともに、前記当接部を保持する屈曲部とを有し、
前記当接部は、前記流路の閉止時に前記外周面部に当接する内周面部と、前記屈曲部に沿って前記径方向外方に向かう拡径方向の端部に形成された変形面部とを有し、
前記内周面部が、前記屈曲部に対して径方向内方側に傾斜していることを特徴とする排気弁構造。 - 前記当接部は、前記屈曲部に保持される被保持面部を有し、
前記変形面部が、前記内周面部の前記拡径方向の周縁と前記被保持面部の前記拡径方向の外縁とを通る平面より前記拡径方向に離隔した頂縁部を有することを特徴とする請求項1に記載の排気弁構造。 - 前記変形面部は、前記被保持面部に対して所定の角度で切り欠かれた切欠面部を有し、前記内周面部への前記弁体の当接時に前記弁体から受ける荷重により、前記切欠面部が前記弁座部側に倒れ込むよう変形することを特徴とする請求項2に記載の排気弁構造。
- 前記当接部が、前記固定部より肉厚に構成されていることを特徴とする請求項1ないし3のいずれか1項に記載の排気弁構造。
- 前記変形面部が、径方向断面形状を円弧状としたことを特徴とする請求項1に記載の排気弁構造。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010049152A JP4963511B2 (ja) | 2010-03-05 | 2010-03-05 | 排気弁構造 |
US13/041,671 US8950731B2 (en) | 2010-03-05 | 2011-03-07 | Exhaust valve structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010049152A JP4963511B2 (ja) | 2010-03-05 | 2010-03-05 | 排気弁構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011185119A JP2011185119A (ja) | 2011-09-22 |
JP4963511B2 true JP4963511B2 (ja) | 2012-06-27 |
Family
ID=44530499
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010049152A Active JP4963511B2 (ja) | 2010-03-05 | 2010-03-05 | 排気弁構造 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8950731B2 (ja) |
JP (1) | JP4963511B2 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2013291045B2 (en) * | 2012-07-20 | 2015-10-01 | Futaba Industrial Co., Ltd. | Exhaust heat recovery apparatus |
JP5769675B2 (ja) * | 2012-08-10 | 2015-08-26 | フタバ産業株式会社 | 排気熱回収装置 |
JP6073620B2 (ja) * | 2012-09-25 | 2017-02-01 | 中央発條株式会社 | 排気弁及びスプリング |
NL1040955B1 (en) * | 2014-09-18 | 2016-09-29 | Mitsubishi Turbocharger And Engine Europe B V | Waste gate valve. |
JP6490957B2 (ja) * | 2014-12-17 | 2019-03-27 | フタバ産業株式会社 | 弁装置、及び排気熱回収装置 |
US9464559B2 (en) | 2015-02-04 | 2016-10-11 | Middleville Tool & Die Co. | Passive exhaust valve assembly and forming method |
WO2017111980A1 (en) | 2015-12-24 | 2017-06-29 | Middleville Tool & Die Co. | Passive exhaust valve with floating spring stop |
CN108779885B (zh) | 2016-01-15 | 2020-04-17 | 米德维尔工具模具公司 | 具有交叠滑配接头的被动排出阀组件及形成和安装的方法 |
KR102148410B1 (ko) * | 2018-07-06 | 2020-08-26 | 포레시아코리아 유한회사 | 차량 배기 시스템용 밸브 조립체 |
US10598082B2 (en) * | 2018-08-25 | 2020-03-24 | Garrett Transportation I Inc. | Turbine wastegate |
JP7359817B2 (ja) * | 2021-10-06 | 2023-10-11 | フタバ産業株式会社 | バルブの取り付け構造 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3185489A (en) * | 1963-06-05 | 1965-05-25 | Istag A G Suhr Ag | Annular sealing elements |
US3315585A (en) * | 1965-05-03 | 1967-04-25 | Aircoustic Company Inc | Vented panel |
DE2344911C3 (de) * | 1973-09-06 | 1978-10-12 | Eckardt Ag, 7000 Stuttgart | Ventil |
US4962911A (en) * | 1990-03-27 | 1990-10-16 | Soderberg Research & Development, Inc. | Hemi-wedge valve |
US5137089A (en) * | 1990-10-01 | 1992-08-11 | Otis Engineering Corporation | Streamlined flapper valve |
JP3261767B2 (ja) * | 1992-10-12 | 2002-03-04 | オイレス工業株式会社 | 球帯状シール体ならびにその製造方法 |
JPH09195749A (ja) * | 1996-01-16 | 1997-07-29 | Futaba Sangyo Kk | 内燃機関用マフラ |
JP2002106323A (ja) * | 2000-09-28 | 2002-04-10 | Calsonic Kansei Corp | 制御マフラ用バルブ |
EP1550821B1 (en) * | 2002-10-08 | 2010-04-14 | Oiles Corporation | Spherical zone seal body |
JP5095222B2 (ja) * | 2005-08-09 | 2012-12-12 | 株式会社ベスト | 排気管球面継手用環状シール体及びその製造方法 |
EP2080875B1 (en) * | 2006-05-19 | 2016-11-30 | Oiles Corporation | Spherical annular seal member and exhaust pipe joint device making use of the same |
JP2008101479A (ja) | 2006-10-17 | 2008-05-01 | Toyota Motor Corp | 排気弁構造、排気系熱交換器、及び排気系構造 |
JP2008121452A (ja) | 2006-11-09 | 2008-05-29 | Toyota Motor Corp | 排気弁構造 |
JP4810511B2 (ja) * | 2007-07-18 | 2011-11-09 | トヨタ自動車株式会社 | 内燃機関の排熱回収装置 |
JP4821815B2 (ja) * | 2008-07-25 | 2011-11-24 | トヨタ自動車株式会社 | 排気熱回収器 |
-
2010
- 2010-03-05 JP JP2010049152A patent/JP4963511B2/ja active Active
-
2011
- 2011-03-07 US US13/041,671 patent/US8950731B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP2011185119A (ja) | 2011-09-22 |
US20110215272A1 (en) | 2011-09-08 |
US8950731B2 (en) | 2015-02-10 |
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