JP2018071521A - 排気管構造 - Google Patents
排気管構造 Download PDFInfo
- Publication number
- JP2018071521A JP2018071521A JP2016216247A JP2016216247A JP2018071521A JP 2018071521 A JP2018071521 A JP 2018071521A JP 2016216247 A JP2016216247 A JP 2016216247A JP 2016216247 A JP2016216247 A JP 2016216247A JP 2018071521 A JP2018071521 A JP 2018071521A
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- tube
- inner pipe
- exhaust pipe
- vacuum layer
- 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
Links
- 238000005452 bending Methods 0.000 abstract description 23
- 230000000694 effects Effects 0.000 abstract description 22
- 230000006835 compression Effects 0.000 abstract description 10
- 238000007906 compression Methods 0.000 abstract description 10
- 238000009413 insulation Methods 0.000 abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 238000011144 upstream manufacturing Methods 0.000 description 9
- 230000002093 peripheral effect Effects 0.000 description 8
- 230000004323 axial length Effects 0.000 description 6
- 230000003197 catalytic effect Effects 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 239000002828 fuel tank Substances 0.000 description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- F01N13/14—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 having thermal insulation
- F01N13/141—Double-walled exhaust pipes or housings
- F01N13/146—Double-walled exhaust pipes or housings with vacuum in the space between both walls
-
- 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
- F01N13/08—Other arrangements or adaptations of exhaust conduits
-
- 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
-
- 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
- F16L51/00—Expansion-compensation arrangements for pipe-lines
- F16L51/02—Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube
- F16L51/025—Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube with several corrugations
-
- 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
- F16L59/00—Thermal insulation in general
- F16L59/06—Arrangements using an air layer or vacuum
- F16L59/065—Arrangements using an air layer or vacuum using vacuum
-
- 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
- F16L9/00—Rigid pipes
- F16L9/006—Rigid pipes specially profiled
-
- 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
- F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
- F01N2260/10—Exhaust treating devices having provisions not otherwise provided for for avoiding stress caused by expansions or contractions due to temperature variations
-
- 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
- F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
- F01N2260/18—Exhaust treating devices having provisions not otherwise provided for for improving rigidity, e.g. by wings, ribs
-
- 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
- F01N2340/00—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses
- F01N2340/04—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses characterised by the arrangement of an exhaust pipe, manifold or apparatus in relation to vehicle frame or particular vehicle parts
-
- 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
- F01N2470/10—Tubes having non-circular cross section
-
- 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
- F01N2470/12—Tubes being corrugated
-
- 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
- F01N2470/24—Concentric tubes or tubes being concentric to housing, e.g. telescopically assembled
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Exhaust Silencers (AREA)
Abstract
Description
まず、本実施形態に係る排気管構造10について説明する。
第二排気管20は、具体的には、図2に示されるように、第二排気管20の上流側部分を構成する上流管25と、第二排気管20の下流側部分を構成する下流管27(接続管の一例)と、上流管25と下流管27との間に配置された二重管22と、を有している。
次に、排気管構造10の作用効果を説明する。
17 車体
19 燃料タンク(張出部の一例)
27 下流管(接続管の一例)
60 外管
70 内管
90 真空層
Claims (2)
- 車両前後方向に沿って延びている外管と、
前記外管の内部に前記外管の軸方向に沿って配置され、前記外管との間に真空層が形成され、PCCPシェル形状を有する内管と、
を備える排気管構造。 - 前記外管は、車体から下側へ張り出した張出部の下側に配置されており、
さらに、前端部が前記外管の後端部に接続されて前記内管と連通され、車両後方へ向かって上る上り勾配を有する接続管を備える
請求項1に記載の排気管構造。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016216247A JP6589825B2 (ja) | 2016-11-04 | 2016-11-04 | 排気管構造 |
US15/795,433 US10865930B2 (en) | 2016-11-04 | 2017-10-27 | Vehicular exhaust pipe structure |
CN201711059599.6A CN108019268B (zh) | 2016-11-04 | 2017-11-01 | 车辆的排气管结构 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016216247A JP6589825B2 (ja) | 2016-11-04 | 2016-11-04 | 排気管構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018071521A true JP2018071521A (ja) | 2018-05-10 |
JP6589825B2 JP6589825B2 (ja) | 2019-10-16 |
Family
ID=62063787
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016216247A Expired - Fee Related JP6589825B2 (ja) | 2016-11-04 | 2016-11-04 | 排気管構造 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10865930B2 (ja) |
JP (1) | JP6589825B2 (ja) |
CN (1) | CN108019268B (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6508187B2 (ja) * | 2016-12-26 | 2019-05-08 | トヨタ自動車株式会社 | 排気管構造 |
JP7169923B2 (ja) * | 2019-03-27 | 2022-11-11 | 日本碍子株式会社 | 熱交換器 |
CN111750705B (zh) * | 2019-03-28 | 2022-04-29 | 日本碍子株式会社 | 热交换器的流路结构以及热交换器 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5914917U (ja) * | 1982-07-20 | 1984-01-30 | 日産自動車株式会社 | 自動車用マフラ |
JP2001207840A (ja) * | 2000-01-25 | 2001-08-03 | Futaba Industrial Co Ltd | 車両排気系フロントパイプ及びその製法 |
JP2007270712A (ja) * | 2006-03-31 | 2007-10-18 | Toyota Motor Corp | 消音器 |
JP2011043121A (ja) * | 2009-08-21 | 2011-03-03 | Toyota Motor Corp | 内燃機関の排気装置 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4125130A (en) * | 1975-02-04 | 1978-11-14 | Doryokuro Kakunenryo Kaihatsu Jigyodan | Bellows permitting twisting movement |
JPS6419522U (ja) * | 1987-07-28 | 1989-01-31 | ||
JP2521192B2 (ja) * | 1991-01-28 | 1996-07-31 | 東海ゴム工業株式会社 | 車両用排気管の支持方法とそれを実施するための構造 |
DE4107539C2 (de) * | 1991-03-08 | 1996-11-28 | Audi Ag | Wärmegedämmtes Rohr |
KR950001462B1 (ko) * | 1991-03-25 | 1995-02-24 | 마쓰다 가부시끼가이샤 | 엔진의 배기장치 |
US5331810A (en) * | 1992-05-21 | 1994-07-26 | Arvin Industries, Inc. | Low thermal capacitance exhaust system for an internal combustion engine |
US5507463A (en) * | 1994-06-07 | 1996-04-16 | Chrysler Corporation | Ignition noise reduction system |
JP3503243B2 (ja) * | 1995-03-07 | 2004-03-02 | 日産自動車株式会社 | 車体下部構造 |
US5711244A (en) * | 1995-10-06 | 1998-01-27 | Knapp; Ronald H. | Polyhedrally stiffened cylindrical (PC) pressure hull |
DE69718237T2 (de) * | 1996-05-29 | 2003-06-05 | Calsonic Kansei Corp | Flexible Rohreinheit zur Verwendung in Auspuffsystem von Fahrzeugbrennkraftmaschine |
DE59808577D1 (de) * | 1997-04-28 | 2003-07-10 | Scambia Ind Dev Ag | Abgasanlage für ein Kraftfahrzeug sowie Kraftfahrzeug |
JPH1136856A (ja) | 1997-07-23 | 1999-02-09 | Aisin Takaoka Ltd | 二重排気管 |
US6105708A (en) * | 1997-08-08 | 2000-08-22 | Suzuki Motor Corporation | Piping device in atmospheric side of canister for vehicle |
JP2004132320A (ja) * | 2002-10-11 | 2004-04-30 | Toyota Motor Corp | 排気管構造 |
JP2005073463A (ja) | 2003-08-27 | 2005-03-17 | Calsonic Kansei Corp | 燃料電池自動車用の排気装置 |
US7331611B2 (en) * | 2004-06-30 | 2008-02-19 | Mazda Motor Corporation | Underbody structure of vehicle |
US20060213566A1 (en) * | 2005-03-25 | 2006-09-28 | Johnson David J | Vacuum insulated exhaust system |
JP4395147B2 (ja) * | 2006-06-07 | 2010-01-06 | トヨタ自動車株式会社 | 排気装置 |
JP5019166B2 (ja) * | 2007-04-09 | 2012-09-05 | スズキ株式会社 | 車両の排気装置 |
DE102007048560A1 (de) * | 2007-10-09 | 2009-04-23 | Audi Ag | Vorrichtung zum Nachbehandeln von Abgasen einer magerlauffähigen Brennkraftmaschine |
EP2476571B1 (en) * | 2009-09-08 | 2014-03-19 | Toyota Jidosha Kabushiki Kaisha | Structure for vehicle lower portion |
JP4815522B2 (ja) * | 2009-09-30 | 2011-11-16 | 本田技研工業株式会社 | フレキシブルチューブ |
JP5355448B2 (ja) * | 2010-02-23 | 2013-11-27 | 株式会社神戸製鋼所 | 排気管 |
JP2018058383A (ja) * | 2016-09-30 | 2018-04-12 | トヨタ自動車株式会社 | 車両下部構造 |
-
2016
- 2016-11-04 JP JP2016216247A patent/JP6589825B2/ja not_active Expired - Fee Related
-
2017
- 2017-10-27 US US15/795,433 patent/US10865930B2/en active Active
- 2017-11-01 CN CN201711059599.6A patent/CN108019268B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5914917U (ja) * | 1982-07-20 | 1984-01-30 | 日産自動車株式会社 | 自動車用マフラ |
JP2001207840A (ja) * | 2000-01-25 | 2001-08-03 | Futaba Industrial Co Ltd | 車両排気系フロントパイプ及びその製法 |
JP2007270712A (ja) * | 2006-03-31 | 2007-10-18 | Toyota Motor Corp | 消音器 |
JP2011043121A (ja) * | 2009-08-21 | 2011-03-03 | Toyota Motor Corp | 内燃機関の排気装置 |
Also Published As
Publication number | Publication date |
---|---|
CN108019268A (zh) | 2018-05-11 |
JP6589825B2 (ja) | 2019-10-16 |
CN108019268B (zh) | 2020-11-17 |
US20180128415A1 (en) | 2018-05-10 |
US10865930B2 (en) | 2020-12-15 |
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