EP1388657B1 - Ensemble de vanne - Google Patents

Ensemble de vanne Download PDF

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Publication number
EP1388657B1
EP1388657B1 EP20030015738 EP03015738A EP1388657B1 EP 1388657 B1 EP1388657 B1 EP 1388657B1 EP 20030015738 EP20030015738 EP 20030015738 EP 03015738 A EP03015738 A EP 03015738A EP 1388657 B1 EP1388657 B1 EP 1388657B1
Authority
EP
European Patent Office
Prior art keywords
compensation element
offset compensation
valve assembly
actuator
offset
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.)
Expired - Lifetime
Application number
EP20030015738
Other languages
German (de)
English (en)
Other versions
EP1388657A2 (fr
EP1388657A3 (fr
Inventor
Hans-Jürgen Hüsges
Elina Sovva
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.)
Pierburg GmbH
Original Assignee
Pierburg GmbH
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 Pierburg GmbH filed Critical Pierburg GmbH
Publication of EP1388657A2 publication Critical patent/EP1388657A2/fr
Publication of EP1388657A3 publication Critical patent/EP1388657A3/fr
Application granted granted Critical
Publication of EP1388657B1 publication Critical patent/EP1388657B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
    • F02D9/10—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps
    • F02D9/109—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps having two or more flaps
    • F02D9/1095—Rotating on a common axis, e.g. having a common shaft

Definitions

  • the invention relates to a flap arrangement for motor vehicle internal combustion engines.
  • the flap assembly is suitable for V-engines.
  • Switching flaps serve to vary the length of intake ducts.
  • On off DE 196 14 474 known air intake duct system has a spiral-shaped air intake duct for each cylinder.
  • the intake of air via a central, arranged within the spiral intake ducts collecting inlet channel takes place. Air is sucked in through the collective inlet channel provided jointly for all air intake ducts and directed to the internal combustion engine via the individual air intake ducts.
  • a short-circuit channel is provided. This short-circuit channel, which can be opened and closed with a switching flap, is connected to the collecting inlet channel and in each case to an air intake channel.
  • Several switching flaps are possibly connected to each other via a common shaft.
  • the bearing of the shaft takes place in a channel element, such as a housing part of the air intake duct system.
  • a channel element such as a housing part of the air intake duct system.
  • the air intake duct system for example, two housing halves, wherein the shift shaft is inserted between the housing halves.
  • the actuation of the common switching shaft is also via an electric motor or the like., Which in turn is connected directly or via a lever mechanism with the switching shaft.
  • the object of the invention is to provide a flap assembly can be compensated in the manufacturing tolerances in a simple manner and in particular with a small footprint.
  • the flap assembly according to the invention for motor vehicle internal combustion engines has at least one flap which is connected to a switching shaft.
  • a plurality of flaps are connected to a common control shaft.
  • the switching shaft is connected to an actuating device, such as an electric motor or the like., Wherein the connection via an intermediate gear or suitable drive lever, can take place.
  • an actuating device such as an electric motor or the like.
  • a rod-shaped offset compensation element is provided in the rod-shaped offset compensation element is an intermediate element between the shift shaft and the actuator or a drive lever or the like. the actuator.
  • the rod-shaped offset compensation element according to the invention has the significant advantage that the space requirement is considerably lower. Furthermore, the assembly of a single rod-shaped Elements that can be inserted, for example in corresponding receptacles on the shift shaft and / or the actuator considerably easier.
  • the offset compensation element with the pivot shaft and / or the actuator via a receptacle which is provided on the pivot shaft or the actuator, connectable.
  • the receptacle is preferably a plug-in connection, wherein a receptacle is preferably provided in each case on the pivot shaft and / or the actuating device.
  • the rod-shaped offset compensation element has for connecting preferably a head-like extension, which can be inserted into a recess serving as a receptacle.
  • the offset compensation element can be designed to be elastic.
  • the head-like extension of the offset compensation element made of suitable elastically deformable plastic or the like. be prepared and / or have the offset compensation element in this area, for example, slots.
  • the connection can also be reversed, so that, for example, the shift shaft has a head-like or spherical approach, which is encompassed by a neck of the offset compensation element.
  • the rod-shaped offset compensation element according to the invention is preferably tiltable about an axis perpendicular to the longitudinal axis of the pivot shaft to compensate for the offset substantially.
  • an offset between the longitudinal axis of the pivot shaft and the actuating device or a drive lever or the like. be bridged or compensated for the actuator.
  • connection between the offset compensation element and the pivot axis or the actuator is realized via a connecting element which is torsionally rigid, but bendable.
  • the connecting element for example in one piece with the switching shaft or integrally connected to the actuating device.
  • the connecting element is made of plastic, for example, the connection between the rod-shaped offset compensation element and, for example, the drive lever via a plastic strap or plastic web can be done. Since the offset compensation element in this embodiment torsionally rigid and extremely flexible with the actuator or a component of the actuator or the pivot shaft is connected, the assembly is simplified because only one connection must be mounted. In this connection, it is then preferably the connection described above between a recording and an example, head-like extension of the offset compensation element, so that the offset compensation element only has to be inserted into the receptacle.
  • the rod-shaped offset compensation element itself is bendable about a substantially perpendicular to its longitudinal axis extending bending axis and formed substantially torsionally rigid.
  • the offset caused by manufacturing tolerances can thus be compensated by a slight bending of the offset compensation element.
  • Even with such a Offset compensation element assembly is considerably simplified compared to the installation of a coupling. Furthermore, the space required is smaller.
  • the offset compensation element itself is bendable about the bending axis, it is possible to arrange the connecting pieces or connecting elements between the switching shaft and the offset compensation element or between the actuating device and the offset compensation element displaced parallel to one another. This has the consequence that a tiltability of the fittings in a receptacle of the shaft or the actuator is not required.
  • the fittings can thus be designed simpler. For example, a simple latching connection or the like. sufficient.
  • a flap arrangement ( Fig. 1 ) has a flap 10, for example, a shaft, swirl or Tumbleklappe on.
  • the flap 10 is connected to a switching shaft 12.
  • the switching shaft 12 is integrally connected as an approach with the flap 10, wherein a plurality of flaps 10 are connected to each other via the common control shaft 12.
  • the switching shaft 12 is mounted in bearing parts 14 and arranged in a housing 16. With the switching shaft 12, the rod-shaped offset compensation element 18 according to the invention is connected.
  • the offset compensation element 18 is further connected to a mounted in the housing 16 drive lever 20 which is part of an actuator.
  • the actuating device further comprises an electric servomotor or the like. Between a cylindrical projection 22 of the drive lever 20 and the housing 16, a circumferential seal 24 is provided.
  • the rod-shaped offset compensation element 18 has a head or an extension 26 at each end in the illustrated embodiment.
  • the connected to the shaft 12 head 26 is disposed within a recess 28 formed in the illustrated embodiment receptacle 28.
  • the head 26 is formed in the illustrated embodiment as a hexagon and thus has six rotation transmission surfaces 30 (FIG. Fig. 2 ) on.
  • the rotation transmission surfaces 30, of which 4,6,8,10,12 etc. may be provided, for example, allow a transmission of a rotational movement of the offset compensation element 18 about the longitudinal axis 32.
  • the receptacle 28 also has a regular hexagonal cross-section ( Fig. 2 ).
  • the shift shaft 12 slots 34, so that the shift shaft 12 elastically expanded in this area by pressing the head 26 and returns to fully inserted head 26 in the starting position.
  • the two heads 26 of the offset compensation element 18 in the receptacle 28 of the shaft 12 and in a receptacle 40 of the drive lever 20 respectively Direction of an arrow 42 or 44 pivotally.
  • the rotation transmission surfaces 30 are curved in the longitudinal direction of the offset compensation element 18 ( Fig. 1 ).
  • the receptacle 28 in the shaft 12 has complementary curved surfaces to the six rotation transfer surfaces.
  • the offset compensation element 18 is thus pivotable about a perpendicular to the longitudinal axis 46 of the offset compensation element 18 extending axis 48 and 50, respectively.
  • the receptacle 40 in the drive lever 20 and the head 26 of the offset compensation element, which is held in the receptacle 40, are corresponding to the opposite head 26, which is arranged on the receptacle 40 of the shaft is formed.
  • the receptacle 40 is also slotted to allow elastic expansion.
  • the projection 22 of the drive lever 20, which serves to support the drive lever 20 in the housing 16, formed as a hollow cylinder, so that in particular more than half the length of the offset compensation element is disposed within the drive lever 20.
  • the second preferred embodiment differs from the first embodiment ( FIGS. 1 and 2 ) only by the connection between the drive lever 20 and the offset compensation element 18. Identical and similar components of the embodiment are thus identified by the same reference numerals.
  • the offset compensation element 18 is connected directly to the drive lever 20 in the illustrated embodiment.
  • a connecting element 52 which may be formed like a film, is provided instead of the head 26, .
  • the connecting element is torsionally rigid, so that a rotation or pivoting of the drive lever 20 is transmitted to the shaft 12.
  • the connecting element 52 which is preferably made of plastic, however, is bendable, so that pivoting in the direction of an arrow 54 is possible. In this way, an offset of the shaft 12 and the drive lever 20 can be compensated. Of course, a compensation of the offset perpendicular to the plane is possible.
  • the connecting element whose thickness depends on the material used to allow a corresponding bendability, for example, may be slotted or formed as a continuous circumferential ring. In order to allow a suitable bendability, the offset compensation element 18 is hollow in the region of the connecting element 52.
  • the offset compensation element 56 is formed such that the two connecting pieces 58,60, which are suitable for connection to an actuating device 62 and / or 56, are not offset by a rod-shaped offset compensation element 18 arranged at an angle. serve the shaft 12, are displaceable parallel to each other, wherein an intermediate piece 64 of the offset compensation element 56 is bent.
  • the head-shaped connecting piece 60 in FIG Fig. 4 parallel upwards pushed while the position of the connector 58 remains unchanged.
  • the intermediate piece 64 has bending regions 66.
  • the intermediate piece 64 is partially meandering.
  • the offset compensation element 56 is thus bendable about a perpendicular to its longitudinal axis 68 extending bending axis.
  • the connector 60 corresponds in the embodiment of the head 26 of the offset compensation element 18 ( Fig. 1 ). As a result, an additional pivoting of the offset compensation element 56 relative to the shaft 12 and thus a further simplified compensation of the offset is possible.
  • the connector 58 is configured as a conventional latching or snap connection, but may also be configured according to the head 60.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Gear-Shifting Mechanisms (AREA)
  • Transmission Devices (AREA)
  • Pivots And Pivotal Connections (AREA)

Claims (12)

  1. Ensemble de vanne pour moteurs à combustion interne de véhicules motorisés, comprenant:
    au moins une vanne (10),
    un arbre de changement (12) relié à ladite vanne (10),
    un actionneur (20, 62) connecté avec l'arbre de changement (12), et
    un élément compensateur de décalage (18, 56) prévu entre l'arbre de changement (12) et l'actionneur (20, 62),
    l'élément compensateur de décalage (18, 56) étant en forme de bâton,
    caractérisé en ce que
    l'arbre de changement (12) ou l'actionneur (20, 62) comprend un logement (28, 40) pour le raccordement avec l'élément compensateur de décalage (18, 56), ledit élément compensateur de décalage (18, 56) étant apte à être basculé par rapport au logement (28, 40).
  2. Ensemble de vannes selon la revendication 1, caractérisé en ce que le logement (28, 40) et l'élément compensateur de décalage (18, 56) sont aptes à être imbriqué l'un dans l'autre.
  3. Ensemble de vannes selon la revendication 1 ou 2, caractérisé en ce que le logement (28, 40) et/ou une saillie de l'élément compensateur de décalage (18, 56) est déformable élastiquement, particulièrement élastiquement expansible ou élastiquement compressible.
  4. Ensemble selon l'une quelconque des revendications 1 à 3, caractérisé en ce que l'élément compensateur de décalage (18, 56) peut être basculé autour d'un axe (48, 50) s'étendent sensiblement perpendiculairement à l'axe longitudinal (36) de l'arbre de changement (12).
  5. Ensemble selon l'une quelconque des revendications 1 à 4, caractérisé en ce que l'élément compensateur de décalage comprend des faces de transmission de rotation (30) pour la transmission d'un mouvement rotatif depuis l'actionneur (20, 62) à l'arbre de changement (12).
  6. Ensemble selon la revendication 5, caractérisé en ce que les faces de transmission de rotation (30) sont courbées sensiblement vers l'axe longitudinal (36) de l'élément compensateur de décalage (18).
  7. Ensemble selon l'une quelconque des revendications 1 à 6, caractérisé en ce que l'élément compensateur de décalage (18) est raccordé à l'arbre de changement (12) et/ou à l'actionneur (20) par un élément de raccord (53) rigide à la torsion et flexible.
  8. Ensemble selon l'une quelconque des revendications 1 à 7, caractérisé en ce que l'élément compensateur de décalage (56) est réalisé de sorte qu'il est flexible et rigide à la torsion autour d'un axe de flexion s'étendant sensiblement perpendiculairement par rapport à un axe longitudinal (68).
  9. Ensemble selon l'une quelconque des revendications 1 à 8, caractérisé en ce que, pour son flexion, l'élément compensateur de décalage (56) comprend au moins une zone de flexion (66).
  10. Ensemble selon la revendication 8 ou 9, caractérisé en ce que l'élément compensateur de décalage (56) comprend au moins deux zones de flexion (66) dont les axes de flexion sont disposés, de préférence, sous un angle de 90° l'un par rapport à l'autre.
  11. Ensemble selon l'une quelconque des revendications 1 à 10, caractérisé en ce que l'élément compensateur de décalage (56) comprend deux pièces de raccord (58, 60) pour le raccordement à l'arbre de changement (12) et à l'actionneur (62), respectivement, les pièces étant déplaçables en parallèle l'un par rapport à l'autre par flexion de l'élément compensateur de décalage (56).
  12. Ensemble selon l'une quelconque des revendications 8 à 11, caractérisé en ce que l'élément compensateur de décalage (56) est réalisé au moins partiellement en forme de méandre.
EP20030015738 2002-08-09 2003-07-10 Ensemble de vanne Expired - Lifetime EP1388657B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10236587 2002-08-09
DE2002136587 DE10236587A1 (de) 2002-08-09 2002-08-09 Klappenanordnung

Publications (3)

Publication Number Publication Date
EP1388657A2 EP1388657A2 (fr) 2004-02-11
EP1388657A3 EP1388657A3 (fr) 2007-03-14
EP1388657B1 true EP1388657B1 (fr) 2010-02-10

Family

ID=30128796

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20030015738 Expired - Lifetime EP1388657B1 (fr) 2002-08-09 2003-07-10 Ensemble de vanne

Country Status (2)

Country Link
EP (1) EP1388657B1 (fr)
DE (2) DE10236587A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004009502B3 (de) * 2004-02-27 2005-11-03 Siemens Ag Klappensystem, insbesondere zur Änderung der Strömungsverhältnisse an Einlassventilen
DE102005029798B4 (de) * 2005-06-27 2015-02-05 Volkswagen Ag Schaltbauteil für ein Saugrohr einer Brennkraftmaschine
DE102007005686B4 (de) 2007-02-05 2009-01-02 Siemens Ag Saugrohranlage für eine Brennkraftmaschine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2108817B1 (fr) * 1970-10-08 1977-01-21 Citroen Sa
JPS5925048A (ja) * 1982-08-02 1984-02-08 Yamaha Motor Co Ltd 多気筒エンジンの空気弁作動装置
US4566424A (en) * 1984-07-30 1986-01-28 Outboard Marine Corporation Flexible coupling for carburetors
DE19614474B4 (de) * 1996-04-12 2005-08-04 Pierburg Gmbh Luftansaugkanalsystem für Brennkraftmaschinen
DE19918777A1 (de) * 1999-04-24 2000-10-26 Mann & Hummel Filter Schaltklappenverband aus montagegespritzten Schaltklappen oder Klappenmodulen

Also Published As

Publication number Publication date
DE50312403D1 (de) 2010-03-25
EP1388657A2 (fr) 2004-02-11
DE10236587A1 (de) 2004-02-26
EP1388657A3 (fr) 2007-03-14

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