CN1285895A - 内燃机燃烧空气供应用的吸气装置 - Google Patents
内燃机燃烧空气供应用的吸气装置 Download PDFInfo
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- CN1285895A CN1285895A CN98812860A CN98812860A CN1285895A CN 1285895 A CN1285895 A CN 1285895A CN 98812860 A CN98812860 A CN 98812860A CN 98812860 A CN98812860 A CN 98812860A CN 1285895 A CN1285895 A CN 1285895A
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- 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
- F02M35/10026—Plenum chambers
- F02M35/10052—Plenum chambers special shapes or arrangements of plenum chambers; Constructional details
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- 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
- F02M35/10242—Devices or means connected to or integrated into air intakes; Air intakes combined with other engine or vehicle parts
- F02M35/10262—Flow guides, obstructions, deflectors or the like
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- 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
- F02M35/1045—Intake manifolds characterised by the charge distribution between the cylinders/combustion chambers or its homogenisation
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving 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)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Characterised By The Charging Evacuation (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
- Exhaust Silencers (AREA)
Abstract
本发明涉及一种尤其用于汽车的内燃机的燃烧空气供应的吸气装置,具有一吸气漏斗(16)和一集气罐(18),上述吸气漏斗的一敞开端具有一进气支管(12),在上述的集气罐上设置有与内燃机的汽缸头相连的各汽缸的吸管臂(14)。这里,吸气漏斗(16)和集气罐(18)构成在一个共同的壳体(10)中,其中,壳体(10)的隔离壁(22)将吸气漏斗(16)与集气罐(18)分开。
Description
本发明涉及一种如权利要求1前序部分所述的用于内燃机燃烧空气供应的吸气装置,其具有一吸气漏斗和一集气罐。上述吸气漏斗的一敞开端具有一进气支管,在上述的集气罐上设置有各汽缸的吸管臂,所述吸管臂与内燃机的汽缸头相连。
在这类吸气装置中,随着结构空间的不断最佳化或机室中提供的结构空间不断减少而存在向内燃机的各汽缸充足地首先是均匀地供应燃烧空气的问题。出于气体动力原因,迄今为止要避免进气气流的急剧偏转,因为这会造成压力损失和例如集气罐中进气的不均匀分布。
因此,本发明的目的是提出一种上述类型的改进了的吸气装置,其中克服了上述缺点并在避免压力损失的同时提供结构空间最佳化的部件。
按照本发明,上述目的是由上述类型的具有权利要求1所述特征的吸气装置实现的。在从属权利要求中给出了本发明的有利的结构型式。
为此,按照本发明在一个共同的外壳中构成有吸气漏斗和集气罐,其中,壳体的隔离壁将吸气漏斗与集气罐分开。
这样做的优点是,通过吸气漏斗和集气罐的紧密布置形成了一种紧凑的、一体的、需要较小结构空间的布局。
为了充分利用长度比宽度大的结构空间,在共同壳体中的吸气漏斗和集气罐是这样构成的,即它们基本上平行地尤其是轴平行地相互延伸,由此形成一相应长形的部件。
在本发明的一个特别优选的实施例中,在隔离壁中形成一条将吸气漏斗与集气罐相连的缝隙,该缝隙相对于吸气漏斗和/或集气罐优先大体平行地尤其是轴平行地延伸,其中,按有利的方式隔离壁在一相对于吸气漏斗和/或集气罐大体平行尤其轴平行延伸的一侧形成缝隙,所述缝隙以自由端终止在壳体壁的一预定距离处,该自由端在一个有利的改进结构中其横截面设计成圆头状加厚。由此,尽管为了在吸气漏斗或集气罐的整个延伸长度上的结构空间最佳化而使进气气流急剧偏转也保证了均匀的空气过渡,而没有压力损失和具有良好的空气/EGR的均匀分布。这里“EGR”表示进气气流中的废气回流。
这样来进一步支持这一效果,即吸气漏斗具有一从进气支管起变窄的横截面变化。按照流体力学定律或恒定的流体动压力,由于变窄的横截面而使进气气流的流速随着距进气支管距离的增加而提高,由此在缝隙的整个长度上实现了从吸气漏斗到集气罐的空气过渡的附加的均衡。
由从属权利要求以及借助于附图对本发明的下述描述中给出了本发明的其它特征、优点和有利的结构型式。其中:
图1本发明的吸入装置的一个优选实施例的透视图,
图2俯视图,
图3俯视图,
图4沿图2中的G-G线的剖视图,
图5沿图3中的A-A线的剖视图,
图6沿图3中的B-B线的剖视图,
图7沿图3中的C-C线的剖视图,
图8沿图3中的D-D线的剖视图,
图9沿图3中的E-E线的剖视图。
图1~3所示的本发明吸气装置的优选实施例具有一壳体10,后者具有一进气支管12和吸管臂14。未示出的内燃机的每一汽缸均设有一个吸管臂14。壳体10的一部分形成吸气漏斗16,壳体10的另一部分形成集气罐18。
如图4~8所示,吸气漏斗16随着距进气支管12的距离的增加而变窄。此外,吸气漏斗16和集气罐18大体轴平行地或以一小的轴向角度相互在共同的壳体10中构成。吸气漏斗16和集气罐18经由在将两者相互分开的壳体10的隔离壁22中的纵向缝隙20连接起来。从集气罐18为每个内燃机汽缸分出一单独的吸管臂14。
纵向缝隙20由隔离壁22这样构成,即隔离壁22的纵向侧在距壳体壁24的预定距离处以自由端26的形式终止。该自由端26构成圆头状加厚并逆着流动方向伸入吸气漏斗18。
进气经进气支管12流入吸气漏斗16。吸气漏斗16的横截面变化被设计成,进气均匀地流入吸气漏斗16和集气罐18之间的纵向缝隙20中。因而对内燃机每个汽缸的相同的进气条件导致在吸管臂14上的恒定的空气分布,从而在内燃机的汽缸上的恒定的空气分布。其中,纵向缝隙22的横截面面积设计成,结合纵向缝隙22的圆头状加厚的轮廓,从吸气漏斗16至集气罐18的溢流过程中的压力损失减至最少。进气根据内燃机汽缸的点火顺序从集气罐流入各汽缸的吸管臂14中。
Claims (7)
1.尤其用于汽车内燃机的燃烧空气供应的吸气装置,具有一吸气漏斗(16)和一集气罐(18),上述吸气漏斗的一端具有一进气支管(12),在上述的集气罐上设置有可与内燃机的汽缸头相连的各汽缸的吸管臂(14),其特征为,吸气漏斗(16)和集气罐(18)在一共同的壳体(10)中构成,其中,壳体(10)的隔离壁(22)将吸气漏斗(16)与集气罐(18)分开。
2.按照权利要求1的吸气装置,其特征为,吸气漏斗(16)和集气罐(18)这样构成在共同的壳体(10)中,即它们大体相互平行地尤其轴平行地延伸。
3.按照权利要求1或2的吸气装置,其特征为,在隔离壁(22)中形成连接吸气漏斗(16)和集气罐(18)的缝隙(20)。
4.按照权利要求3的吸气装置,其特征为,缝隙(20)大体平行地尤其轴平行地相对于吸气漏斗(16)和/或集气罐(18)延伸。
5.按照权利要求3或4的吸气装置,其特征为,隔离壁(22)在相对于吸气漏斗(16)和/或集气罐(18)大体平行尤其轴平行延伸的一侧形成缝隙(20),该缝隙在距壳体壁(24)的预定距离处以一自由端(26)终止。
6.按照权利要求5的吸气装置,其特征为,自由端(26)的横截面被设计成圆头状加厚。
7.按照前述权利要求之一的吸气装置,其特征为,吸气漏斗(16)具有从进气支管(12)起变窄的横截面变化。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19800061A DE19800061A1 (de) | 1998-01-02 | 1998-01-02 | Sauganlage für eine Verbrennungsluftversorgung einer Brennkraftmaschine |
DE19800061.8 | 1998-01-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN1285895A true CN1285895A (zh) | 2001-02-28 |
Family
ID=7853958
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN98812860A Pending CN1285895A (zh) | 1998-01-02 | 1998-12-22 | 内燃机燃烧空气供应用的吸气装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6318326B1 (zh) |
EP (1) | EP1044325B1 (zh) |
JP (1) | JP2002500316A (zh) |
CN (1) | CN1285895A (zh) |
DE (2) | DE19800061A1 (zh) |
ES (1) | ES2173666T3 (zh) |
WO (1) | WO1999035392A1 (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1319919B1 (it) * | 2000-02-25 | 2003-11-12 | Iveco Fiat | Collettore di aspirazione per un motore endotermico. |
FR2868132B1 (fr) * | 2004-03-26 | 2009-02-27 | Mann & Hummel Gmbh | Installation d'admission de moteur a combustion interne |
DE102005012563B4 (de) * | 2004-03-26 | 2012-10-04 | Mann + Hummel Gmbh | Ansauganlage für eine Brennkraftmaschine |
CN104736833A (zh) * | 2012-10-29 | 2015-06-24 | 卡特彼勒能源方案有限公司 | 用于内燃机的进气组件与具有该进气组件的内燃机 |
DE102013019026A1 (de) * | 2013-11-13 | 2015-05-13 | Daimler Ag | Ladeluftgehäuse für einen Kraftfahrzeugmotor |
JP6565381B2 (ja) * | 2015-06-30 | 2019-08-28 | 三菱自動車工業株式会社 | インテークマニホールド |
DE102017005202B3 (de) | 2017-05-31 | 2018-10-18 | Mtu Friedrichshafen Gmbh | Zufuhrrohr |
JP6583387B2 (ja) * | 2017-11-07 | 2019-10-02 | マツダ株式会社 | 多気筒エンジンの吸気装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE737250C (de) * | 1939-08-11 | 1943-07-09 | Daimler Benz Ag | Brennkraftmaschine |
DE1933100A1 (de) * | 1968-07-01 | 1970-01-22 | Fram Corp | Luftfiltervorrichtung |
DE2702160C2 (de) * | 1977-01-20 | 1982-09-23 | Volkswagenwerk Ag, 3180 Wolfsburg | Ansaugsystem |
DE2831985A1 (de) * | 1978-07-20 | 1980-02-07 | Saurer Ag Adolph | Ansaugsystem fuer kolben-brennkraftmaschinen mit resonanzaufladung |
DE3503830A1 (de) * | 1984-02-17 | 1985-08-22 | Tode Prof. Dr. Dipl.-Ing. Sarajevo Stojičić | Treibstoffwechselsystem bei verbrennungsmotoren mit luftstromerzeugung und -rotation |
DE3530817C2 (de) | 1985-08-29 | 1994-05-19 | Wabco Vermoegensverwaltung | Deichselkraftmeßeinrichtung |
DE3730817A1 (de) * | 1987-09-14 | 1989-03-23 | Porsche Ag | Zylinderkopfhaube mit saugrohranlage fuer eine brennkraftmaschine |
DE4216255A1 (de) * | 1992-05-16 | 1993-11-18 | Mann & Hummel Filter | Ansaugrohr und Verfahren zu dessen Herstellung |
JPH08504012A (ja) * | 1992-08-22 | 1996-04-30 | ドクトル・インゲニーウル・ハー・ツェー・エフ・ポルシェ・アクチェンゲゼルシャフト | 吸気装置を備えた内燃機関 |
JP3514496B2 (ja) * | 1993-11-08 | 2004-03-31 | 株式会社日立製作所 | 内燃機関の吸気装置 |
-
1998
- 1998-01-02 DE DE19800061A patent/DE19800061A1/de not_active Withdrawn
- 1998-12-22 US US09/582,546 patent/US6318326B1/en not_active Expired - Fee Related
- 1998-12-22 WO PCT/EP1998/008458 patent/WO1999035392A1/de active IP Right Grant
- 1998-12-22 JP JP2000527755A patent/JP2002500316A/ja not_active Withdrawn
- 1998-12-22 EP EP98965874A patent/EP1044325B1/de not_active Expired - Lifetime
- 1998-12-22 DE DE59803575T patent/DE59803575D1/de not_active Expired - Fee Related
- 1998-12-22 ES ES98965874T patent/ES2173666T3/es not_active Expired - Lifetime
- 1998-12-22 CN CN98812860A patent/CN1285895A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2002500316A (ja) | 2002-01-08 |
EP1044325A1 (de) | 2000-10-18 |
DE59803575D1 (de) | 2002-05-02 |
US6318326B1 (en) | 2001-11-20 |
WO1999035392A1 (de) | 1999-07-15 |
EP1044325B1 (de) | 2002-03-27 |
WO1999035392A8 (de) | 2000-08-10 |
DE19800061A1 (de) | 1999-07-08 |
ES2173666T3 (es) | 2002-10-16 |
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