WO2001083976A1 - Collecteur d'admission - Google Patents

Collecteur d'admission Download PDF

Info

Publication number
WO2001083976A1
WO2001083976A1 PCT/JP2001/001436 JP0101436W WO0183976A1 WO 2001083976 A1 WO2001083976 A1 WO 2001083976A1 JP 0101436 W JP0101436 W JP 0101436W WO 0183976 A1 WO0183976 A1 WO 0183976A1
Authority
WO
WIPO (PCT)
Prior art keywords
pipe
intake
collector
intake manifold
gallery
Prior art date
Application number
PCT/JP2001/001436
Other languages
English (en)
Japanese (ja)
Inventor
Masatoshi Hada
Kazuhiko Nakazato
Original Assignee
Aichi Kikai Kogyo Kabushiki Kaisha
Sanoh Kogyo Kabushiki Kaisha
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 Aichi Kikai Kogyo Kabushiki Kaisha, Sanoh Kogyo Kabushiki Kaisha filed Critical Aichi Kikai Kogyo Kabushiki Kaisha
Publication of WO2001083976A1 publication Critical patent/WO2001083976A1/fr

Links

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
    • F02M35/10091—Air intakes; Induction systems characterised by details of intake ducts: shapes; connections; arrangements
    • F02M35/10111—Substantially V-, C- or U-shaped ducts in direction of the flow path
    • 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
    • F02M35/10006—Air intakes; Induction systems characterised by the position of elements of the air intake system in direction of the air intake flow, i.e. between ambient air inlet and supply to the combustion chamber
    • F02M35/10078—Connections of intake systems to the engine
    • 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
    • F02M35/10091—Air intakes; Induction systems characterised by details of intake ducts: shapes; connections; arrangements
    • F02M35/10144—Connections of intake ducts to each other or to another device
    • 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
    • F02M35/112—Intake manifolds for engines with cylinders all in one line

Definitions

  • the present invention relates to an intake manifold of a multi-cylinder engine, and more particularly to an intake manifold having an improved gallery-pipe mounting structure.
  • a mixture of fuel and air power is supplied to the fuel chamber of a cylinder head via an intake manifold.
  • the intake holder integrates the intake pipes, and is designed to prevent the interference of intake air and to make the distribution of intake air uniform.
  • Fig. 6 is a diagram showing a conventional intelligent holder.
  • the intelligent manifold 1 has a collector 2 made of aluminum alloy or die-cast aluminum, and a plurality of intake pipes 3 made of aluminum pipe.
  • An intake pipe mounting part 4 made of aluminum material, die-cast or wrought material for fixing the intake pipe 3 to the engine is integrated with brazing.
  • the intake pipes 3 are each bent into a predetermined shape, and both ends are joined to the collector 2 and the intake pipe mounting portion 4.
  • various pipes and tubes are provided in addition to the intake pipe 3, for example, a sensor that detects a negative pressure of an intake manifold by a fuel injection device.
  • the gallery pipe 5 of this type is fixed by bolting so as not to come off from the collector 12 of the intake manifold 1.
  • the conventional example shown in FIG. 6 is an example in which a mounting seat 6 is integrally formed with the collector 1-2.A stay 7 is integrally mounted on the gallery pipe 5 by brazing, and the stay 7 is attached to the mounting seat 6. It is fastened and fixed using Porto 8.
  • the mounting position of the gear rally 5 may be determined by providing a mounting seat 6 on the intake pipe 3 as shown in FIG. 8 or in FIG. 11 in order to secure a working space for the tool or for convenience of assembly. As shown, an example of attachment to the intake pipe attachment portion 4 is known.
  • the bridge member 10 instead of the mounting seat 6, the bridge member 10 is fixed by brazing or the like so as to bridge between the suction pipes 3, 3. It is also practiced to fasten one 7 with a bolt 8.
  • the bridge member 10 since the bridge member 10 is a separate component from the intake pipe 3, it is inferior in reliability with respect to vibration, and has problems such as an increase in weight and a complicated shape.
  • the mounting seat 6 when the mounting seat 6 is provided above the intake pipe mounting part 4, as shown in Fig. 12, the width of the mounting seat 6 is increased to secure the width B of the bolt seat surface.
  • the height of the screw is increased due to the necessity of securing the threading allowance A, and the workability of fastening with the tool 9 is deteriorated.
  • the strength of the gallery pipe 5 and The strength is weaker than the joint strength between the stay 7 and the mounting seat 6, and the gallery pipe 5 may fall off the stay 7 due to vibration or impact.
  • the gallery pipe 5 since the gallery pipe 5 has a support structure that is cantilevered by the stay 7, the engine vibration is amplified by the stay 7 and transmitted to the gallery pipe 5, so that an iron gear pipe 5 is used. Needed. If an aluminum pipe is used, it must have a considerable thickness to obtain the same strength as an iron pipe. There was a problem that there was almost no difference from Eve.
  • an object of the present invention is to solve the above-mentioned problems of the prior art, and to reduce the number of parts required for mounting a gallery pipe to a collector and to mount a gallery pipe It is an object of the present invention to provide an intake manifold that can increase the degree of freedom in position, further enhance the mounting strength of a gallery pipe, and contribute to weight reduction.
  • the present invention is directed to an interior bearer in which a plurality of intake pipes are provided with an intake pipe mounting portion, wherein the intake pipe is fixed to at least one of the collectors by a mouth. And a gantry section for supporting the porcelain is integrally formed on the surface of an arbitrary portion of a member to be mounted in the furnace of the intake manifold, and a gallery pipe is fixed to the gantry section by a lip. It is characterized by
  • a gantry for supporting a gallery pipe is integrally formed on a surface of an arbitrary portion of the imaginary bear, and a gear pipe is fixed to the gantry by a lip. Therefore, the position of the gallery pipe on the intake manifold and the degree of freedom in the piping arrangement are increased to make effective use of the space, and the number of parts required for mounting on the collector is reduced. It has a high mounting strength, is inexpensive, has a highly reliable structure, and contributes to weight reduction.
  • FIG. 1A is a perspective view of an intake manifold showing a first embodiment.
  • Fig. 1 (b) is a side view of the intake manifold.
  • Fig. 2 is a sectional view showing the gear-pipe mounting structure of the intake manifold o
  • FIG. 3A is a side view showing a second embodiment of the intelligent bearer.
  • FIG. 3B is a side view showing a modified example of the second embodiment of the intake manifold.
  • FIG. 4A is a side view showing a third embodiment of the intake manifold.
  • FIG. 4B is a side view showing a modification of the third embodiment of the intake manifold.
  • FIG. 5 (a) is a perspective view of an intake holder showing a fourth embodiment.
  • Fig. 5 (b) is a side view of the intake manifold.
  • FIG. 6 is a perspective view showing a conventional intake manifold.
  • FIG. 7 is a cross-sectional view of the conventional intake manifold of FIG.
  • FIG. 8 is a perspective view showing another example of the conventional bearer holder.
  • FIG. 9 is a side view of the conventional intake manifold shown in FIG.
  • FIG. 10 is a perspective view showing a gallery pipe mounting member used in a conventional intake manifold.
  • FIG. 11 is a perspective view showing still another example of the conventional intake manifold.
  • FIG. 12 is a side view of the intake manifold of FIG.
  • FIG. 1A shows an intake manifold 20 according to the present embodiment, and is a perspective view of the intake manifold 20.
  • FIG. 1B is a side _! Side of the intake manifold 20.
  • FIG. The intake holder 20 is the same as the intake holder 1 of the conventional example in FIG. 6 except that the mounting structure of the gallery pipe 5 is different, and the same components are denoted by the same reference numerals. And a detailed description thereof will be omitted.
  • a plurality of bases 12 for supporting a plurality of gallery pipes are formed at required portions of the main body surface. Have been. As shown in FIG.
  • the pedestal portion 12 has a convex three-dimensional shape protruding from the surface of the collector 2, and a semicircular engagement groove 13 is formed at an upper portion thereof. I have.
  • the cross-sectional shape of the engagement groove 13 corresponds to the outer diameter of the gallery pipe 5.
  • two gantry portions 12 are formed on the side surface of the collector 12 facing the intake pipe mounting portion 4 side.
  • the two pedestal sections 12 support one gallery pipe 5.
  • An intake pipe mounting tube 14 is joined to the collector 12 by brazing, and the intake pipe 3 is similarly brazed and fixed to the intake pipe mounting tube 14.
  • the gallery pipe 5 is brazed whenever the suction pipe 3 and the suction pipe mounting tube 14 are brazed to the collector 2. That is, the gallery pipe 5 can be engaged with the engagement groove 13 and temporarily assembled in the collector 12 and then can be attached in the furnace.
  • the gallery pipe 5 can be brazed at the time of the splicing process of 3. For this reason, it is possible to reduce the man-hour for mounting the gallery pipe as compared with the conventional case.
  • the gantry 12 is integrally formed with the collector 12, no gallery pipe fixing parts are required.
  • the gallery pipe 5 is directly supported via the pedestal section 12 integral with the collector 12, so that the gallery pipe 5 is different from the structure in which the stay 7 is fastened with bolts 8 as shown in FIG.
  • the bag boss 6a does not protrude into the inside of the collector 12, and as shown in FIG. 2, the inner surface of the collector 2 has a resistance to airflow.
  • the protrusion can be eliminated.
  • a vibration-resistant support structure is provided in which the pedestal portion 12 integral with the collector 12 stably supports the gallery pipe 5, so that the thickness of the gallery pipe 5 can be reduced as compared with the conventional case of cantilever support.
  • the gallery pipe 5 it is preferable to use an aluminum pipe for weight reduction, but conventionally, as described in the section of the related art, an iron pipe is not used to secure the strength.
  • a thin aluminum pipe can be used for the gallery pipe 5.
  • the pedestal portion 12 integrated with the collector 12 not only holds the gallery pipe 5 to the collector 12 but also exhibits a function similar to a reinforcing rib of the main body of the collector 12.
  • the strength of the collector 1 By arranging them in a well-balanced manner, the strength of the collector 2 can be improved. In addition, by arranging it in a position where the strength is relatively weak, that part can be reinforced.
  • an engaging groove may be formed in the reinforcing rib, and the gallery pipe 5 may be engaged with the engaging groove and fixed by brazing.
  • FIG. 3 (a) shows an example in which the gantry 12 is arranged on the lower surface of the collector 2 so as to face the curved portion of the intake pipe 3, and FIG. This is an example in which the gantry 12 is arranged at a position adjacent to 4.
  • the gantry 12 may be arranged on the surface of the intake pipe mounting cylinder 14.
  • the gantry 12 is provided on the collector 12.
  • the gantry 12 may be integrally formed with the intake pipe mounting portion 4 of the intake pipe 3.
  • FIG. 4A shows an example in which the gantry section 12 is arranged on the side surface of the intake pipe attachment section 4, and FIG. 4B shows an example in which the gantry section 12 is arranged on the end face of the intake pipe attachment section 4.
  • FIG. 5 (a) shows a perspective view of an integral holder 20 in which two gallery pipes 5 are attached to the collector 12, and
  • FIG. 5 (b) shows the integral holder.
  • FIG. 2 is a side view of a bear 2 holder 20.
  • two engaging grooves 13 shown in FIG. 2 are formed in the gantry portions 12a and 12b.
  • the gallery pipes 5 can be fixed by simply attaching the gantry portions 12 & to 12c, so that the gallery pipes 5 can be fixed in addition to the degree of freedom of the mounting position.
  • the degree of freedom in piping arrangement is also increased.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)

Abstract

L'invention concerne un collecteur d'admission comprenant une pluralité de conduites d'aspiration (3) fixement brasées sur une partie de montage de conduite d'aspiration (4) et/ou sur un collecteur (2). Des parties de support (12) destinées à supporter une conduite de galerie (5) sont formées intégralement avec la surface dudit collecteur (2) ou avec la partie de montage de conduite d'aspiration (4), la conduite de galerie (5) étant fixement brasée sur ces parties de support (12). Le nombre de parties nécessaires au montage de la conduite de galerie peut être réduit, la force de montage de la conduite de galerie pouvant alors être augmentée, d'où la réduction du poids de ce collecteur d'admission.
PCT/JP2001/001436 2000-04-28 2001-02-26 Collecteur d'admission WO2001083976A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000-130196 2000-04-28
JP2000130196A JP2001304058A (ja) 2000-04-28 2000-04-28 インテークマニホールド

Publications (1)

Publication Number Publication Date
WO2001083976A1 true WO2001083976A1 (fr) 2001-11-08

Family

ID=18639343

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2001/001436 WO2001083976A1 (fr) 2000-04-28 2001-02-26 Collecteur d'admission

Country Status (2)

Country Link
JP (1) JP2001304058A (fr)
WO (1) WO2001083976A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5922939B2 (ja) * 2012-01-31 2016-05-24 富士重工業株式会社 樹脂製インテークマニホールド
JP2014185597A (ja) * 2013-03-25 2014-10-02 Mahle Filter Systems Japan Corp 吸気マニホールド
JP7416000B2 (ja) * 2021-03-29 2024-01-17 いすゞ自動車株式会社 配管構造

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0730356U (ja) * 1993-06-29 1995-06-06 昭和アルミニウム株式会社 吸気マニホルド
JPH11210572A (ja) * 1998-01-30 1999-08-03 Denso Corp 内燃機関の吸気装置
JPH11210573A (ja) * 1998-01-30 1999-08-03 Suzuki Motor Corp 内燃機関の吸気構造
JPH11315721A (ja) * 1998-04-29 1999-11-16 Toyo Radiator Co Ltd オイルクーラとラジエータタンクとの接合方法
JP2000033474A (ja) * 1998-07-22 2000-02-02 Nippon Light Metal Co Ltd 流体分配管の製造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0730356U (ja) * 1993-06-29 1995-06-06 昭和アルミニウム株式会社 吸気マニホルド
JPH11210572A (ja) * 1998-01-30 1999-08-03 Denso Corp 内燃機関の吸気装置
JPH11210573A (ja) * 1998-01-30 1999-08-03 Suzuki Motor Corp 内燃機関の吸気構造
JPH11315721A (ja) * 1998-04-29 1999-11-16 Toyo Radiator Co Ltd オイルクーラとラジエータタンクとの接合方法
JP2000033474A (ja) * 1998-07-22 2000-02-02 Nippon Light Metal Co Ltd 流体分配管の製造方法

Also Published As

Publication number Publication date
JP2001304058A (ja) 2001-10-31

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