CN100451300C - 用于改变内燃机中的流动比率的阀门*** - Google Patents

用于改变内燃机中的流动比率的阀门*** Download PDF

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CN100451300C
CN100451300C CNB2005100524629A CN200510052462A CN100451300C CN 100451300 C CN100451300 C CN 100451300C CN B2005100524629 A CNB2005100524629 A CN B2005100524629A CN 200510052462 A CN200510052462 A CN 200510052462A CN 100451300 C CN100451300 C CN 100451300C
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valve
valve system
base plate
coupling shaft
flank
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CN1673494A (zh
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S·戴斯
G·梅内
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Siemens AG
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Siemens AG
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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
    • F02M35/10242Devices or means connected to or integrated into air intakes; Air intakes combined with other engine or vehicle parts
    • F02M35/10262Flow guides, obstructions, deflectors or the like
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02DCONTROLLING COMBUSTION ENGINES
    • F02D9/00Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/08Throttle valves specially adapted therefor; Arrangements of such valves in conduits
    • F02D9/12Throttle valves specially adapted therefor; Arrangements of such valves in conduits having slidably-mounted valve members; having valve members movable longitudinally of conduit
    • F02D9/16Throttle valves specially adapted therefor; Arrangements of such valves in conduits having slidably-mounted valve members; having valve members movable longitudinally of conduit the members being rotatable
    • 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
    • F02B27/0268Valves
    • F02B27/0284Rotary slide valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B31/00Modifying induction systems for imparting a rotation to the charge in the cylinder
    • F02B31/04Modifying induction systems for imparting a rotation to the charge in the cylinder by means within the induction channel, e.g. deflectors
    • F02B31/06Movable means, e.g. butterfly 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)
  • Lift Valve (AREA)
  • Characterised By The Charging Evacuation (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)

Abstract

本发明涉及一种阀门***,尤其用于改变流动比率。这个阀门***包括至少一个u形的阀门,该阀门具有两个相互同心的且在阀门的各端部成形的连接舌。该阀门***还包括至少两个连接轴,其中每个连接轴的至少一个端部这样成形,用于通过功能可靠的连接容纳一个连接舌。此外该阀门***还包括至少两个支承部件,它们分别具有一个用于容纳一个连接轴的孔。

Description

用于改变内燃机中的流动比率的阀门***
技术领域
本发明涉及一种阀门***,尤其用于改变进气阀上的流动比率。
背景技术
在内燃机的吸入装置中为了影响空气流动使用阀门***,用于或者改变回转管长度或者改变进气阀上的流动比率。已知许多这种阀门***的不同实施例。例如存在这样的阀门***,其中那个阀门具有一个自身的支架轴和驱动轴,它们通过一个阀门驱动装置一起打开和关闭。也存在具有一个透穿的转矩驱动装置的阀门***,该驱动装置或者通过一个贯穿的轴或者通过一个刚性的阀门扇段连接体与轴段连接。如果要在打开阀门时不干扰空气流,则优选使用具有透穿的转矩驱动装置和轴段的结构。为此必需避免使轴和阀门位于气流内部。
在这种阀门***中主要缺陷是,在进气管中产生阀门***本身相互间的较大同心误差、也包括支承位置的同心误差。在此产生的应力引起大的摩擦转矩,它们必需通过阀门驱动装置克服并附加地产生严重的磨损。此外当通过旋紧汽缸头上的螺栓使进气管法兰与汽缸头对准时,可能使塑料进气管中的位置同心变差。由于塑料进气管的加工误差可能使位置同心具有巨大的变化。
发明内容
本发明的目的是,提供一种阀门***,它补偿支承位置的同心误差,同时不增加摩擦。
这个目的通过如下所述的特征得以实现。在下文中还涉及了按照本发明的阀门***的优选方案。
按照本发明所述的阀门***可以包括至少一个u形阀门和至少两个连接轴,该阀门具有两个相互同心地成形在阀门各端部上的连接舌。每个连接轴的至少一个端部成形为使得能够容纳所述连接舌。此外,所述阀门***包括至少两个支承部件,它们分别具有一个孔用于容纳一个驱动轴。其中,所述连接轴的至少一个端部设有至少两个槽,而所述连接舌垂直于其走向设有至少两个凸肩,并且所述槽用于容纳相应的凸肩。
已经证实,所述连接轴由空心轴构成是有利的。这些空心轴成本低廉且重量轻。
此外有利的是,所述阀门被一种弹性材料包封。由此可以降低打开阀门时的噪声(阀门撞击进气管)。此外所述阀门无需由贵重的特种钢制成。此外所述空心轴的内部可以通过这种弹性材料充满。由此避免由于不同的热膨胀在空心轴与外壳之间形成相对运动,因为例如在发热时可以在外壳与空心轴之间产生轴向缝隙,但是该缝隙通过增加径向顶压由于膨胀差不能起作用。
已经证实非常有利的是,所述阀门的底板具有至少一个第一空隙。此外所述阀门的侧翼同样可以具有空隙。由此能够通过改变空隙的形状在更宽的范围中使所述阀门的弯曲强度最佳化。所述阀门***应该尽可能地弯曲柔软,其中在运行期间所述装置不允许振动。
另一有利的改进是,所述连接舌垂直于其走向具有至少两个凸肩。所述空心轴端部具有两个与所述凸肩配合的容纳槽。由此能够实现一个刚性的转矩传动。
此外已经证实有利的是,所述连接轴、尤其是空心轴由金属制成。由此能够减少所述阀门***的弹性扭曲,由此减少所述阀门的角度误差。
本发明的其它优选方案在下文中给出。
附图说明
下面借助于示意图示例性地描述本发明。附图中:
图1为按照本发明的阀门***的一个分解图;
图2为一个组装到一起的阀门的一个轴向截面;
图3A和3B以打开和关闭状态示出一个具有装入的阀门***的进气管的纵向截面图。
具体实施方式
图1示出一个按照本发明的阀门***1的分解图,该阀门***具有四个支承部件2,2’,2”,2”’、四个轴承套3,3’,3”,3”’、两个空心轴4,4’、一个阀门5和一个弹性外壳6(弹性材料)。例如对于一个4缸发动机需要四个阀门5和相应数量的其它部件2-4和6。
图2同样示出一个按照本发明的阀门***,其中在图2中所示的截面垂直穿过阀门***1的旋转轴线。在图2右侧还可以看出另一阀门包括部件的一部分。
一个支承部件2基本上是立方体形的。一个孔23穿过两个对置的表面21和22,该孔或者适于容纳轴承套3、空心轴6或者适于容纳弹性的外壳6。一个第三表面24具有一个导向凸肩25。这个导向凸肩25在一个成形在一个进气管中的槽中导引(未示出)。在该支承部件2的第四表面26中加入一个容纳槽27。在安装状态所述汽缸头和进气管的密封位于其中。
对于轴承套3可以是一个滑动轴承、球轴承、滚针轴承或类似轴承。这个轴承套3基本上是圆柱形的并具有一个开孔31。这样一个轴承套3最好压入支承部件2的孔23里面。
所述空心轴4在其两个端部41和42上具有两个在直径上对置的槽43和44。所述空心轴穿过两个支承部件2延伸,支承部件具有位于其中的轴承套3。所述空心轴最好由金属制成。
所述u形阀门5具有一个底板51,在该底板51的端部上成形侧翼52和53并在这些端部上成形且相互同心的连接舌54和55。每个连接舌具有两个向着侧面延伸的凸肩56和57。最好将所述连接舌54插进左侧空心轴4的端部42而将右侧的连接舌55插进右侧空心轴4’的端部41’。在此所述凸肩56和57嵌入槽43和44。此外可以使底板51具有一个第一空隙58。
所述弹性外壳6由一个杆状部位61和一个u形阀门部位62组成。该杆状部位61填充进空心轴4里面的空心空间。根据需要可以去掉金属的阀门5。
图3A和3B示出一个沿着具有装入的阀门***的吸入通道的纵向截面图。其中在图3A中所述阀门5或阀门部位62敞开。而在图3B中所述阀门5或阀门部位62关闭。如同在图3A和3B中可以看到的那样,所述阀门部位62位于进气管通道71里面。在进气通道71的侧壁中固定包括轴承套3和杆状部位61的支承部件2。在通流方向上紧靠支承部件具有一个分隔阀72,该分隔阀将进气通道71分成一个上区域73和一个下区域74。
当一个汽车的内燃机在满负荷区运行时,则使所述阀门5位于打开状态(参见图3A)。在此两个区域73和74都含有空气。当内燃机位于部分负荷区或弱负荷区时,则所述阀门5或阀门部位62关闭,即,切断下区域74的空气输入。
要注意,所述u形阀门部位62在棱边63(参见图3A的左侧)上具有一个有利通流的基准棱边62,它具有一个向下对准的轮廓。所述棱边63(在图3A右侧示出)由于结构的原因向上弯曲,因此使这个棱边63在关闭部位(见图3B)不卡在进气通道71上。
此外在图3A和3B中可以看出进气组件的环绕密封件80。

Claims (11)

1.用于改变一个内燃机中的流动比率的阀门***,包括:
-至少一个u形的阀门(5;62),该阀门具有两个相互同心的且成形在阀门的各端部的连接舌(54,55),
-至少两个连接轴(4),其中每个连接轴(4,4’,4”,4’”)的至少一个端部(41,42)成形为能够容纳一个连接舌(54,55),
-至少两个支承部件(2,2’),它们分别具有一个用于容纳一个连接轴(4)的孔,
其中,所述连接轴的至少一个端部设有至少两个槽(43,44),所述连接舌(54,55)垂直于其走向设有至少两个凸肩(56,57),并且所述槽用于容纳相应的凸肩。
2.如权利要求1所述的阀门***,其特征在于,在每个孔(23)中压入一个轴承套(3),其中所述连接轴(4)设置在轴承套(3)里面。
3.如权利要求1所述的阀门***,其特征在于,所述连接轴(4)由空心轴(4)构成。
4.如权利要求1所述的阀门***,其特征在于,所述阀门(5)通过一种弹性材料(6)包封。
5.如权利要求3所述的阀门***,其特征在于,所述空心轴(4)的内部被一种弹性材料(6)充满。
6.如权利要求1或2所述的阀门***,其特征在于,所述阀门(5)还具有一个底板(51)和两个侧翼(52,53),其中所述底板(51)的一个端部这样成形在一个侧翼(52)的一个端部上而该底板(51)的另一个端部这样成形在另一侧翼(53)的一个端部上,使得所述底板(51)与各个侧翼(52,53)均形成一个钝角。
7.如权利要求6所述的阀门***,其特征在于,所述底板(51)具有至少一个第一空隙(58),和/或所述侧翼(52,53)分别具有至少一个第二空隙。
8.如权利要求1所述的阀门***,其特征在于,所述凸肩(56,57)彼此对置地布置。
9.如权利要求1所述的阀门***,其特征在于,所述连接轴(4)由金属制成。
10.如权利要求4或5所述的阀门***,其特征在于,所述弹性材料(6)是一种热塑性塑料。
11.如权利要求1所述的阀门***,其特征在于,所述支承部件(2)由已填充材料的聚酰胺制成。
CNB2005100524629A 2004-02-27 2005-02-28 用于改变内燃机中的流动比率的阀门*** Expired - Fee Related CN100451300C (zh)

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DE102004009502A DE102004009502B3 (de) 2004-02-27 2004-02-27 Klappensystem, insbesondere zur Änderung der Strömungsverhältnisse an Einlassventilen
DE102004009502.7 2004-02-27

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006017462A1 (de) * 2006-04-13 2007-10-18 Bayerische Motoren Werke Ag Zylinderkopf mit integriertem Strömungssteuerbauteil
DE102007005686B4 (de) * 2007-02-05 2009-01-02 Siemens Ag Saugrohranlage für eine Brennkraftmaschine
DE202007013151U1 (de) * 2007-09-18 2009-02-26 Mann+Hummel Gmbh Ansaugsystem für eine Brennkraftmaschine
ITBO20100320A1 (it) * 2010-05-19 2011-11-20 Magneti Marelli Spa Valvola a farfalla per un motore a combustione interna con otturatore eccentrico
JP6281295B2 (ja) 2014-01-27 2018-02-21 アイシン精機株式会社 気流制御弁構造および吸気装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19946861A1 (de) * 1999-09-30 2001-04-19 Audi Ag Ansaugsystem einer Brennkraftmaschine
US20030034001A1 (en) * 2001-08-16 2003-02-20 Armin Herold Intake system for an internal combustion engine
EP1388652A2 (de) * 2002-08-08 2004-02-11 Pierburg GmbH Ansaugkanalsystem
DE10236587A1 (de) * 2002-08-09 2004-02-26 Pierburg Gmbh Klappenanordnung

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19946861A1 (de) * 1999-09-30 2001-04-19 Audi Ag Ansaugsystem einer Brennkraftmaschine
US20030034001A1 (en) * 2001-08-16 2003-02-20 Armin Herold Intake system for an internal combustion engine
EP1388652A2 (de) * 2002-08-08 2004-02-11 Pierburg GmbH Ansaugkanalsystem
DE10236587A1 (de) * 2002-08-09 2004-02-26 Pierburg Gmbh Klappenanordnung

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