EP2299100A1 - Saugrohr mit integrierter Kurbelgehäuseentlüftung und Fahrzeug mit einem solchen Saugrohr - Google Patents

Saugrohr mit integrierter Kurbelgehäuseentlüftung und Fahrzeug mit einem solchen Saugrohr Download PDF

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Publication number
EP2299100A1
EP2299100A1 EP10305957A EP10305957A EP2299100A1 EP 2299100 A1 EP2299100 A1 EP 2299100A1 EP 10305957 A EP10305957 A EP 10305957A EP 10305957 A EP10305957 A EP 10305957A EP 2299100 A1 EP2299100 A1 EP 2299100A1
Authority
EP
European Patent Office
Prior art keywords
distributor
recovery
intake manifold
mixing
parts
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
Application number
EP10305957A
Other languages
English (en)
French (fr)
Other versions
EP2299100B1 (de
Inventor
Jérôme Roussel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sogefi Air and Cooling SAS
Original Assignee
Mark IV Systemes Moteurs SAS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mark IV Systemes Moteurs SAS filed Critical Mark IV Systemes Moteurs SAS
Publication of EP2299100A1 publication Critical patent/EP2299100A1/de
Application granted granted Critical
Publication of EP2299100B1 publication Critical patent/EP2299100B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F02M35/10—Air intakes; Induction systems
    • F02M35/104—Intake manifolds
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M13/00—Crankcase ventilating or breathing
    • F01M13/02—Crankcase ventilating or breathing by means of additional source of positive or negative pressure
    • F01M13/021—Crankcase ventilating or breathing by means of additional source of positive or negative pressure of negative pressure
    • F01M13/022—Crankcase ventilating or breathing by means of additional source of positive or negative pressure of negative pressure using engine inlet suction
    • 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
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10209—Fluid connections to the air intake system; their arrangement of pipes, valves or the like
    • F02M35/10222—Exhaust gas recirculation [EGR]; Positive crankcase ventilation [PCV]; Additional air admission, lubricant or fuel vapour admission
    • 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
    • F02M35/10—Air intakes; Induction systems
    • F02M35/1034—Manufacturing and assembling intake systems
    • F02M35/10354—Joining multiple sections together
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/06—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding lubricant vapours

Definitions

  • the present invention relates to the field of internal combustion engine vehicles and more particularly the power systems of these engines.
  • the invention relates to a distributor or intake manifold for an internal combustion engine and a vehicle equipped with such a distributor.
  • the document DE-A-103 30 493 offers an internal combustion engine whose cylinder head is equipped with an intake manifold and a valve cover.
  • the intake manifold incorporates a blow-by recovery and exhaust system from the crankcase.
  • this known recovery circuit has a large footprint and a complex internal structure.
  • the output of the "blow-by" gases is separated and delocalized with respect to the feed opening of the manifold, thus creating another connection interface and requiring an additional circuit.
  • the present invention aims to provide a solution for the evacuation of gas in the housing, while avoiding the main disadvantages described above.
  • the subject of the invention is a distributor or intake manifold consisting of a hollow body formed by the assembly of at least two constituent parts coming from molding thermoplastic material (s) or metal said hollow body comprising, on the one hand, a mixing / distribution chamber or plenum with at least one supply opening associated with a mounting plate or the like and, on the other hand, a plurality of tubings connected to said chamber and extending from the latter, said pipes being provided or forming at their free ends a mounting plate and sealed connection to the cylinder heads of an internal combustion engine.
  • a distributor or intake manifold consisting of a hollow body formed by the assembly of at least two constituent parts coming from molding thermoplastic material (s) or metal said hollow body comprising, on the one hand, a mixing / distribution chamber or plenum with at least one supply opening associated with a mounting plate or the like and, on the other hand, a plurality of tubings connected to said chamber and extending from the latter, said pipes being provided or forming at their free ends a mounting plate and sealed connection to
  • This distributor is characterized in that it also comprises a separate or separate circuit for recovering and evacuating gases, in particular unburned combustion gases emanating from the casing and loaded with oil or gas called "blow-by", this circuit being integrated in the structure of said distributor, in that the integrated recovery and evacuation circuit comprises, on the one hand, at least a first portion of recovery duct having an inlet opening intended to be connected to a drain orifice present at a cylinder head, when mounting the distributor on the engine, and, secondly, a second portion of collection conduit and / or evacuation fluidly connected to the or each recovery portion, and, in that the or each first portion of conduit is at least partially contiguous to a pipe, with which it shares a common wall portion, in particular near its inlet opening, and that the second portion of conduit is at least partially contiguous to the mixing / distribution chamber, with which it shares a common wall portion.
  • the integrated recovery and evacuation circuit comprises, on the one hand, at least a first portion of recovery duct having an inlet opening intended to be connected
  • FIGS. 1 to 5 show a distributor or intake manifold 1 consisting of a hollow body formed by the assembly of at least two constituent parts 2, 2 ', 2 "come from molding thermoplastic material (s) or metal.
  • This hollow body comprises, on the one hand, a mixing / distribution or plenum chamber 3 with at least one feed opening 4 associated with a fixing plate 4 'or the like and, on the other hand, a plurality of tubes 5 connected to said chamber 3 and extending from the latter, said pipes 5 being provided or forming at their free ends a plate or flange 6 for fixing and sealing connection to the cylinder heads of an internal combustion engine.
  • the pipes 5 may have valve receiving housings and their control shaft.
  • said distributor 1 also comprises a separate or separated circuit 7, 8 for recovering and evacuating gases, in particular unburned combustion gases emanating from the casing and charged with oil or gas called "blow-by", this circuit 7, 8 being integrated in the structure of said distributor 1.
  • the distributor 1 performs a second function in addition to its power function, namely a crankcase evacuation function.
  • the integrated recovery and evacuation circuit further comprises, on the one hand, at least a first portion of recovery duct 7 having an inlet opening 7 'intended to be connected to an orifice of emptying present at a cylinder head, during assembly of the distributor 1 on the engine, and, secondly, a second portion of collection conduit and / or discharge 8 fluidly connected to the or each recovery portion 7 .
  • the or each first portion of duct 7 is at least partially contiguous to a pipe 5, with which it shares a common wall portion 5 ', in particular near its inlet opening 7', and the second conduit portion 8 is at least partially contiguous to the mixing / distribution chamber 3, with which it shares a common wall portion 3 '.
  • each portion 7 and 8 at least partially follows, preferably in all, the conformation and the configuration of the basic structure of the distributor 1, in particular the tubes 5 and the chamber 3, so as to generate a minimum of space additional, to make the most of the walls of the pipes 5 and the chamber 3 and to create the least possible parts protruding.
  • the general shape of the distributor 1 is not substantially modified (with respect to a distributor 1 without circuit 7, 8) and its size is not substantially increased.
  • the number of duct portions 7 and the location of the openings 7 'of these can be easily modified for the realization of a suitable distributor 1, without substantially changing the structure of the latter.
  • each first portion of conduit 7 has a proximal portion of the second conduit portion 8, which is attached to the mixing / distribution chamber 3, with which it shares a common wall portion 3 ".
  • the inlet opening 7 'of the or each recovery conduit portion 7 is located substantially in the connection plane of the tubing 5 to the cylinder heads, at the mounting and connection plate 6.
  • the outlet opening 8 ' may be adjacent to one or to the supply opening (s) 4 of the mixing / distribution chamber 3 and is located substantially in the connection plane of this supply opening 4.
  • the splitter 1 may have only one portion of conduit 7 if such a configuration is sufficient.
  • the integrated circuit 7, 8 recovery and removal of unburned gases from the housing comprises at least two portions of recovery ducts 7 associated with two different pipes 5.
  • the recovery pipe 7 and discharge 8 portions consist of tubular parts formed on the pipes 5 and the mixing chamber 3 / distribution, for example partially in one piece and partially by cooperation of the constituent parts 2, 2 ', 2 "forming said distributor or collector 1, these tubular portions or fragments of tubular parts being integral with these constituent parts 2 , 2 ', 2 ".
  • the distributor 1 may consist of an assembly of three constituent parts 2, 2 'and 2 "in the form of separate parts integrally integrally molded, namely, a first part 2 comprising the tubes 5, a lower portion of the wall of the mixing / distribution chamber 3 and the tubular ends of the recovery pipe portions 7 defining the inlet openings 7 ', a second part 2' comprising the upper portion complementary to the wall of the mixing chamber 3 distribution, the complementary portion of the recovery pipe portions 7, a lower longitudinal portion of the portion discharge duct 8 and the connection interface of the feed opening 4 and a third portion 2 "forming the complementary upper longitudinal portion of the discharge portion 8.
  • the distributor 1 may consist of an assembly of two constituent parts 2 and 2 'in the form of separate parts integrally integrally molded, namely on the one hand, a first part 2 comprising the tubes 5, the plate 6 fixing the pipes 5, a lower portion of the wall of the mixing / distribution chamber 3, the lower portions of the recovery pipe portions 7 and their tubular ends defining the inlet openings 7 'and, on the other hand, a second part 2 'comprising the upper complementary portion of the wall of the mixing / distribution chamber 3, the supply opening 4 thereof and its fixing plate 4', the exhaust duct portion 8, the complementary upper parts of recovery ducts 7.
  • the constituent parts 2, 2 'and 2 " are molded parts made of thermoplastic material and their assembly is performed by vibration welding.
  • the invention also relates to a motor vehicle with an internal combustion engine, characterized in that its air / fuel mixture supply system comprises an intake distributor as described above, the internal combustion engine comprising at least one gas evacuation orifice in the housing, located (s) near at least one injection port of the air / fuel mixture of a cylinder head.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Manufacturing & Machinery (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
EP20100305957 2009-09-04 2010-09-06 Saugrohr mit integrierter Kurbelgehäuseentlüftung und Fahrzeug mit einem solchen Saugrohr Active EP2299100B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0956042A FR2949823B1 (fr) 2009-09-04 2009-09-04 Repartiteur integrant un circuit d'evacuation des gaz du carter et vehicule comportant un tel repartiteur

Publications (2)

Publication Number Publication Date
EP2299100A1 true EP2299100A1 (de) 2011-03-23
EP2299100B1 EP2299100B1 (de) 2012-10-24

Family

ID=42060548

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20100305957 Active EP2299100B1 (de) 2009-09-04 2010-09-06 Saugrohr mit integrierter Kurbelgehäuseentlüftung und Fahrzeug mit einem solchen Saugrohr

Country Status (2)

Country Link
EP (1) EP2299100B1 (de)
FR (1) FR2949823B1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3043061A1 (de) * 2015-01-08 2016-07-13 Aisin Seiki Kabushiki Kaisha Ansaugsystem für verbrennungsmotoren

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4602607A (en) * 1985-02-25 1986-07-29 General Motors Corporation Internal crankcase ventilation system with easily accessible PCV valve
EP0454512A1 (de) 1990-04-26 1991-10-30 Automobiles Peugeot Reinigungs- und Rezirkulationseinrichtung für die Durchblasgase einer Brennkraftmaschine und Brennkraftmaschine ausgerüstet mit dieser Einrichtung
DE10320493A1 (de) * 2003-05-08 2004-12-02 Volkswagen Ag Brennkraftmaschine mit Kurbelgehäuseentlüftung
DE10330493A1 (de) 2003-07-05 2005-02-10 Hyperstone Ag Verfahren zur Verwaltung von Speicherinformationen
DE102004012160A1 (de) * 2004-03-12 2005-09-29 Adam Opel Ag Kurbelgehäuseentlüftung
EP1801369A1 (de) * 2005-12-22 2007-06-27 GM Global Technology Operations, Inc. Saugrohr-Zylinderkopfanordnung
DE102006038831A1 (de) * 2006-08-18 2008-02-21 Volkswagen Ag Brennkraftmaschine mit Rückführung von Blow-By-Gasen
EP2038520A1 (de) 2006-05-09 2009-03-25 Dayco Fluid Technologies S.p.A. Durchblasgasabscheidervorrichtung für einen verbrennungsmotor eines kraftfahrzeugs
EP2050935A2 (de) 2007-10-19 2009-04-22 Nissan Motor Co., Ltd. Blowby-Gas-Verarbeitungsvorrichtung für Verbrennungsmotor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3918785A1 (de) * 1989-06-08 1990-12-13 Bayerische Motoren Werke Ag Sauganlage einer brennkraftmaschine
DE10105555B4 (de) * 2001-02-06 2016-02-25 Volkswagen Ag Entlüftungsvorrichtung für ölbeladene Gase einer Brennkraftmaschine
FR2847307B1 (fr) * 2002-11-20 2007-03-02 Mark Iv Systemes Moteurs Sa Collecteur d'admission en deux parties
KR20050047218A (ko) * 2003-11-17 2005-05-20 현대자동차주식회사 내연기관 엔진의 포지티브 크랭크케이스 벤틸레이션 시스템

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4602607A (en) * 1985-02-25 1986-07-29 General Motors Corporation Internal crankcase ventilation system with easily accessible PCV valve
EP0454512A1 (de) 1990-04-26 1991-10-30 Automobiles Peugeot Reinigungs- und Rezirkulationseinrichtung für die Durchblasgase einer Brennkraftmaschine und Brennkraftmaschine ausgerüstet mit dieser Einrichtung
DE10320493A1 (de) * 2003-05-08 2004-12-02 Volkswagen Ag Brennkraftmaschine mit Kurbelgehäuseentlüftung
DE10330493A1 (de) 2003-07-05 2005-02-10 Hyperstone Ag Verfahren zur Verwaltung von Speicherinformationen
DE102004012160A1 (de) * 2004-03-12 2005-09-29 Adam Opel Ag Kurbelgehäuseentlüftung
EP1801369A1 (de) * 2005-12-22 2007-06-27 GM Global Technology Operations, Inc. Saugrohr-Zylinderkopfanordnung
EP2038520A1 (de) 2006-05-09 2009-03-25 Dayco Fluid Technologies S.p.A. Durchblasgasabscheidervorrichtung für einen verbrennungsmotor eines kraftfahrzeugs
DE102006038831A1 (de) * 2006-08-18 2008-02-21 Volkswagen Ag Brennkraftmaschine mit Rückführung von Blow-By-Gasen
EP2050935A2 (de) 2007-10-19 2009-04-22 Nissan Motor Co., Ltd. Blowby-Gas-Verarbeitungsvorrichtung für Verbrennungsmotor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3043061A1 (de) * 2015-01-08 2016-07-13 Aisin Seiki Kabushiki Kaisha Ansaugsystem für verbrennungsmotoren
CN105781821A (zh) * 2015-01-08 2016-07-20 爱信精机株式会社 内燃发动机的进气系统

Also Published As

Publication number Publication date
FR2949823A1 (fr) 2011-03-11
FR2949823B1 (fr) 2013-05-10
EP2299100B1 (de) 2012-10-24

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