CN101484685A - 进气歧管 - Google Patents

进气歧管 Download PDF

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CN101484685A
CN101484685A CNA2007800256942A CN200780025694A CN101484685A CN 101484685 A CN101484685 A CN 101484685A CN A2007800256942 A CNA2007800256942 A CN A2007800256942A CN 200780025694 A CN200780025694 A CN 200780025694A CN 101484685 A CN101484685 A CN 101484685A
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surge tank
arm
intake manifold
flank
tank surface
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薄田重浩
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Toyota Motor Corp
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10Air intakes; Induction systems
    • F02M35/104Intake manifolds
    • F02M35/112Intake manifolds for engines with cylinders all in one line
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B27/00Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues
    • F02B27/02Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B27/00Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues
    • F02B27/02Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means
    • F02B27/0205Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means characterised by the charging effect
    • F02B27/0215Oscillating pipe charging, i.e. variable intake pipe length charging
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B27/00Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues
    • F02B27/02Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means
    • F02B27/0226Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means characterised by the means generating the charging effect
    • F02B27/0247Plenum chambers; Resonance chambers or resonance pipes
    • F02B27/0263Plenum chambers; Resonance chambers or resonance pipes the plenum chamber and at least one of the intake ducts having a common wall, and the intake ducts wrap partially around the plenum chamber, i.e. snail-type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B27/00Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues
    • F02B27/02Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means
    • F02B27/0226Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means characterised by the means generating the charging effect
    • F02B27/0268Valves
    • F02B27/0278Multi-way valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10Air intakes; Induction systems
    • F02M35/10314Materials for intake systems
    • F02M35/10321Plastics; Composites; Rubbers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10Air intakes; Induction systems
    • F02M35/1034Manufacturing and assembling intake systems
    • F02M35/10354Joining multiple sections together
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B27/00Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues
    • F02B27/02Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means
    • F02B27/0226Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means characterised by the means generating the charging effect
    • F02B27/0268Valves
    • F02B27/0284Rotary slide valves
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Characterised By The Charging Evacuation (AREA)

Abstract

一种进气歧管(1),其具有多个将内燃机的进气口和稳压罐(2)连接的支管(11),所述进气歧管(1)具有从稳压罐表面(2a)延伸到所述支管(11)并且连结所述稳压罐表面(2a)和所述支管(11)的肋部(4)。在所述稳压罐(2)中,与各个支管(11)的中心线交叉的所述稳压罐表面(2a)的至少一部分面向各个支管(11)的外围表面。所述肋部(4)至少包括与各个支管(11)的中心线实质平行地延伸的平行部(4a)。

Description

进气歧管
技术领域
[0001]本发明涉及一种用于使外部空气进入内燃机的进气歧管。
背景技术
[0002]例如,在第2500856号日本专利中公开了如下技术:其中具有在数量上对应于内燃机的气缸的多个支管的进气歧管设置在内燃机的入口和稳压罐之间,以使被引入稳压罐的空气通过进气歧管进入内燃机的入口。
[0003]作为上述内燃机的实例,例如,在第JP-A-11-182367号日本专利申请公开中公开了一种诸如通过注塑成型由树脂制成以减少其重量的进气歧管。
[0004]然而,根据上述进气歧管,在内燃机的排气门和进气门重叠时会发生排气脉冲朝向进气歧管侧回吹的现象。在回吹现象中,传播通过进气歧管的脉冲冲击并振动连接到进气歧管的稳压罐的稳压罐表面,并因此产生噪声。
[0005]上述现象易于在2000转/分或更低的进气侧流速相对较低并且气门重叠度较大的运行条件下发生。在所述条件下,振动和噪声的水平特别大。此外,通过近来流行的可变气门正时技术,增加气门正时的自由度也被认为是产生噪声的因素之一。
发明内容
[0006]本发明的目的是提供一种能够限制通过排气脉冲冲击稳压罐的稳压罐表面并因此振动稳压罐表面而产生的噪声的进气歧管。
[0007]根据本发明的第一方案的进气歧管具有多个将内燃机的进气口和稳压罐连接的支管,并且具有从稳压罐的稳压罐表面延伸到支管且连结稳压罐表面和支管的肋部。在稳压罐中,与各个支管的中心线交叉的稳压罐表面的至少一部分面向各个支管的外围表面部。此外,肋部至少包括与各个支管的中心线实质平行地延伸的平行部。
[0008]根据本发明的第一方案,由于至少与各个支管的中心线实质平行地延伸的平行部被设置为肋部,因此所述平行部抑制稳压罐表面在支管方向上振动。
[0009]在第一方案中,平行部可以设置在与稳压罐表面交叉的各个支管的中心线的延伸线上。平行部也可以垂直于稳压罐表面设置。
[0010]在上述方案中,进气歧管可以进一步包括与稳压罐表面实质平行地延伸的第二肋部。根据前述结构,第二肋部在平面方向上抑制稳压罐表面的振动。所述结构在平行部不垂直于稳压罐表面设置的情况下尤其有效。
[0011]根据本发明的第二方案的进气歧管具有多个将内燃机的进气口和稳压罐连接的支管,并具有从稳压罐表面延伸到支管并连结稳压罐和支管的肋部。在所述稳压罐中,与各个支管的中心线交叉的稳压罐表面的至少一部分面向各个支管的外围表面,并且肋部至少具有与稳压罐表面实质平行地延伸的部分。
[0012]在本发明的上述方案中,进气歧管可以由树脂制成。因此,能够实现进气歧管的重量减少。如果进气歧管由树脂制成,则进气歧管易于振动。因此,上述肋部能有效地作用于抑制振动中。
[0013]在上述方案中,肋部、稳压罐和支管可以整体形成。因此能够减少元件的数量。
[0014]在上述方案中,进气歧管可以进一步包括改变进气歧管中的空气通路长度的可动阀。在设置可动阀的结构中,当空气通路长度被设定得相对较长时,稳压罐表面可以与支管的中心线交叉。
[0015]根据本发明,当由于内燃机中的排气门和进气门重叠时排气脉冲朝向进气歧管回吹的现象而使稳压罐表面被传播通过进气歧管的排气脉冲冲击的时候,肋部抑制稳压罐表面发生振动。因此,能够防止由回吹现象引起的噪声的产生。
附图说明
[0016]结合附图,通过下文对示例性实施例的描述,本发明的上述和其它目的和特征和优点将变得明显,其中相似的附图标记用于表示相似的元件,并且其中:
图1为表示依照本发明的进气歧管的外部形状的立体图;
图2为表示本发明的进气歧管的具体结构的截面图;以及
图3为表示本发明的进气歧管的肋部的另一个实例的截面图。
具体实施方式
[0017]下文将结合附图描述本发明的实施例。
[0018]设置进气歧管1,用于将通过进气通道21吸入稳压罐2的空气引导到内燃机的进气口,并且具有在数量上对应于内燃机的气缸的多个支管11。具体地,各个支管11的一端连接到稳压罐2,而另一端连结到相应的一个内燃机的进气口上。
[0019]此外,如图2所示,各个支管11设置有可变进气长度机构3。设置可变进气长度机构3,用于调节由将空气从稳压罐2引入内燃机的进气口的进气歧管1所提供的空气通道的长度,并且配备有易于在图2中实线所示的位置和双点化线所示的位置之间枢转的可动阀31。
[0020]因此,通过将可动阀31设定在图2中实线所示的位置处,引入稳压罐2的空气通过短通道(高速侧)引入到进气口。通过将可动阀31设定在图2中双点化线所示的位置处,引入稳压罐2的空气通过长通道(低速侧)11a引入到进气口。
[0021]在由上述部件构成的本发明的进气歧管1中,稳压罐2的布置使得与各个支管11的长通道11a的中心线交叉的稳压罐表面2a位于面向位于朝向下游侧端的各个支管11的侧表面部的位置。通过以所述方式布置稳压罐2,稳压罐2和支管11能够彼此充分邻近地布置。适当数量的肋部4设置在彼此邻近布置的支管11和稳压罐2的稳压罐表面2a之间。
[0022]肋部4包括与支管11的中心线实质平行地延伸的平行部4a,且平行部4a和其他的肋部4彼此适当地连结。
[0023]由于稳压罐2相对于支管11按如上所述的方式布置并且稳压罐表面2a和支管11通过肋部4连结以牢固地保持住稳压罐表面2a,因此,当由于内燃机中的排气门和进气门重叠时排气脉冲朝向进气歧管1回吹的现象而使稳压罐表面2a被传播通过进气歧管1的支管11的排气脉冲冲击的时候,能够抑制稳压罐表面2a发生振动。因此,能够防止噪声的产生。
[0024]在上述结构中,由于肋部4包括与支管11的中心线实质平行地延伸的平行部4a,因此平行部4a抑制稳压罐表面2a在支管11的方向上振动。
[0025]此外,由于稳压罐表面2a和支管11彼此充分邻近地布置,因此能够使整个结构紧凑且轻便。更进一步,由于稳压罐表面2a和支管11通过肋部4连结,因此能够提高支管11的刚性和稳压罐表面2a的加固性,以便能够增强进气歧管在上下方向上的刚性。
[0026]此外,由于能够充分地抑制由稳压罐表面2a的振动而产生的噪声,因此能够减少必需的吸声材料并能够降低成本。
[0027]图3所示的肋部4包括与稳压罐表面2a实质平行地延伸的第二肋部4b。第二肋部4b能够抑制稳压罐表面2a在平面方向上的振动。因此,在平行部4a不垂直于稳压罐表面2a设置的情况下,如上所述形成的第二肋部4b是非常有效的。
[0028]除了垂直于稳压罐表面2a设置的平行部4a外,也可以设置与稳压管表面2a实质平行地延伸的第二肋部4b。
[0029]如上所述构成的进气歧管1可以是诸如通过注塑成型模制的树脂制成的进气歧管。如果进气歧管由树脂制成,能够减小进气歧管1的重量,但是树脂制成的进气歧管易于振动。因此,包括平行部4a和第二肋部4b的肋部4对于抑制这种振动能有效地起作用。此外,如果肋部4、稳压罐2和支管11由树脂等整体形成(整体模制),则能够减少组成部件的数量。
[0030]附带地,本发明不局限于上述实施例,但也可以在本发明的范围内以多种方式作出改进。
[0031]例如,尽管在上述实施例中,支管11设置有可变进气长度机构3,也可以省略可变进气长度机构3。
[0032]此外,肋部4的数量可以依照情况适当地确定。

Claims (10)

1、一种进气歧管,其具有多个将内燃机的进气口和稳压罐连接的支管,其特征在于包括
肋部,其从所述稳压罐的稳压罐表面延伸到所述支管并且连结所述稳压罐表面和所述支管,
其中在所述稳压罐中,与各个支管的中心线交叉的所述稳压罐表面的至少一部分面向各个支管的外围表面,并且所述肋部至少包括与所述各个支管的中心线实质平行地延伸的平行部。
2、根据权利要求1所述的进气歧管,其中所述平行部设置在与所述稳压罐表面交叉的所述各个支管的中心线的延长线上。
3、根据权利要求1所述的进气歧管,其中所述平行部垂直于所述稳压罐表面设置。
4、根据权利要求1至3中任一项所述的进气歧管,进一步包括与所述稳压罐表面实质平行地延伸的第二肋部。
5、一种进气歧管,其具有多个将内燃机的进气口和稳压罐连接的支管,其特征在于包括
肋部,其从稳压罐表面延伸到所述支管并且连结所述稳压罐表面和所述支管,
其中在所述稳压罐中,与各个支管的中心线交叉的所述稳压罐表面的至少一部分面向各个支管的外围表面,并且所述肋部至少具有与所述稳压罐表面实质平行地延伸的部分。
6、根据权利要求1至5中任一项所述的进气歧管,其中所述进气歧管由树脂制成。
7、根据权利要求1至6中任一项所述的进气歧管,其中所述肋部、所述稳压罐和所述支管整体形成。
8、根据权利要求1至7中任一项所述的进气歧管,进一步包括改变所述进气歧管中的空气通路长度的可动阀,其中当所述空气通路长度被设定得相对较长时,所述稳压罐表面与支管的中心线交叉。
9、一种进气歧管包括:
稳压罐;
多个支管,其将所述内燃机的进气口和所述稳压罐连接;以及
肋部,其从稳压罐表面延伸到所述支管并且连结所述稳压罐表面和所述支管,
其中在所述稳压罐中,与各个支管的中心线交叉的稳压罐表面的至少一部分面向各个支管的外围表面,并且所述肋部至少包括与所述各个支管的中心线实质平行地延伸的平行部。
10、一种进气歧管包括:
稳压罐;
多个支管,其将内燃机的进气口和所述稳压罐连接;以及
肋部,其从所述稳压罐表面延伸到所述支管并且连结所述稳压罐表面和所述支管,
其中在所述稳压罐中,与各个支管的中心线交叉的所述稳压罐的所述稳压罐表面的至少一部分面向各个支管的外围表面,并且所述肋部至少具有与所述稳压罐表面实质平行地延伸的部分。
CNA2007800256942A 2006-07-06 2007-07-03 进气歧管 Pending CN101484685A (zh)

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JP2006186360A JP2008014222A (ja) 2006-07-06 2006-07-06 インテークマニホールド
JP186360/2006 2006-07-06

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103244318A (zh) * 2012-02-07 2013-08-14 株式会社Roki 进气歧管
CN108798949A (zh) * 2017-04-28 2018-11-13 丰田纺织株式会社 进气歧管

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9938940B2 (en) * 2010-04-21 2018-04-10 Ford Global Technologies, Llc Intake manifold
JP5617382B2 (ja) * 2010-06-28 2014-11-05 トヨタ紡織株式会社 インテークマニホールド
CN102817752B (zh) * 2011-06-06 2014-12-03 爱三工业株式会社 树脂制进气歧管、树脂制进气歧管的制造方法
JP2016121544A (ja) * 2014-12-24 2016-07-07 ダイハツ工業株式会社 インテークマニホールド
USD901540S1 (en) * 2019-01-03 2020-11-10 RB Distribution, Inc. Engine manifold
JP7347155B2 (ja) * 2019-11-21 2023-09-20 スズキ株式会社 エンジンの吸気マニホールド

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS627922A (ja) * 1985-07-01 1987-01-14 Mazda Motor Corp エンジンの吸気構造
JP3772483B2 (ja) * 1997-07-31 2006-05-10 スズキ株式会社 内燃機関の吸気系の支持構造
JP3585818B2 (ja) * 2000-09-12 2004-11-04 本田技研工業株式会社 吸気マニホールド
DE60121108T2 (de) * 2000-09-28 2006-11-23 Mazda Motor Corp. Einlasskrümmer einer Brennkraftmaschine
JP4305828B2 (ja) * 2003-03-31 2009-07-29 スズキ株式会社 内燃機関の吸気マニホールド
US7082915B2 (en) * 2003-04-07 2006-08-01 Aisan Kogyo Kabushiki Kaisha Resin intake manifold
US6988478B2 (en) * 2003-04-09 2006-01-24 Aisan Kogyo Kabushiki Kaisha Resin intake manifold
US7293546B1 (en) * 2006-05-08 2007-11-13 Delphi Technologies, Inc. Charge motion control device using a single common drive shaft
JP4896822B2 (ja) * 2007-05-30 2012-03-14 本田技研工業株式会社 内燃機関の吸気マニホルド

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103244318A (zh) * 2012-02-07 2013-08-14 株式会社Roki 进气歧管
CN103244318B (zh) * 2012-02-07 2017-03-01 株式会社Roki 进气歧管
CN108798949A (zh) * 2017-04-28 2018-11-13 丰田纺织株式会社 进气歧管
CN108798949B (zh) * 2017-04-28 2020-06-23 丰田纺织株式会社 进气歧管

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