WO2009021480A1 - Système de débrayage - Google Patents

Système de débrayage Download PDF

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Publication number
WO2009021480A1
WO2009021480A1 PCT/DE2008/001166 DE2008001166W WO2009021480A1 WO 2009021480 A1 WO2009021480 A1 WO 2009021480A1 DE 2008001166 W DE2008001166 W DE 2008001166W WO 2009021480 A1 WO2009021480 A1 WO 2009021480A1
Authority
WO
WIPO (PCT)
Prior art keywords
parts
snap hook
master cylinder
fuse
release system
Prior art date
Application number
PCT/DE2008/001166
Other languages
German (de)
English (en)
Inventor
Thomas Rammhofer
Original Assignee
Luk Lamellen Und Kupplungsbau Beteiligungs Kg
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 Luk Lamellen Und Kupplungsbau Beteiligungs Kg filed Critical Luk Lamellen Und Kupplungsbau Beteiligungs Kg
Priority to DE112008002103.1T priority Critical patent/DE112008002103B4/de
Publication of WO2009021480A1 publication Critical patent/WO2009021480A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/02—Control by fluid pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L37/00—Couplings of the quick-acting type
    • F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
    • F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
    • F16L37/098—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking by means of flexible hooks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/02—Control by fluid pressure
    • F16D2048/0212—Details of pistons for master or slave cylinders especially adapted for fluid control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D48/00—External control of clutches
    • F16D48/02—Control by fluid pressure
    • F16D2048/0257—Hydraulic circuit layouts, i.e. details of hydraulic circuit elements or the arrangement thereof
    • F16D2048/026—The controlling actuation is directly performed by the pressure source, i.e. there is no intermediate valve for controlling flow or pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/30—Signal inputs
    • F16D2500/314—Signal inputs from the user
    • F16D2500/31406—Signal inputs from the user input from pedals
    • F16D2500/31413—Clutch pedal position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2500/00—External control of clutches by electric or electronic means
    • F16D2500/70—Details about the implementation of the control system
    • F16D2500/704—Output parameters from the control unit; Target parameters to be controlled
    • F16D2500/70402—Actuator parameters
    • F16D2500/7041—Position

Definitions

  • the invention relates to a clutch release system comprising a master cylinder, a slave cylinder optionally connected to the master cylinder via a pressure line with the interposition of a hydraulic filter and a reservoir connected to the master cylinder.
  • Such Kupplungsausschsysteme are known.
  • the hydraulic components are usually connected to each other by means of so-called quick connectors and hydraulic lines, wherein in each case a socket and a plug are plugged and sealed axially and a securing clip for fixing the two parts is inserted one another.
  • the object of the invention is to make a fixation of the two parts to each other simpler and to reduce the number of parts and to ensure a simpler assembly and disassembly of the two parts.
  • a clutch release system with the components master cylinder, slave cylinder, reservoir and optionally hydraulic filter, wherein master cylinder, slave cylinder and optionally hydraulic filter by means of a first line and master cylinder and reservoir by means of a second line communicate with each other and at least one component or a conduit part with one of the lines by means of a quick coupling consisting of two axially plugged into each other and against each other sealable parts which are axially fixed to each other by means of a fuse, solved, the fuse is integrally connected to one of the two parts.
  • the backup is not only secured against loss, but is avoided by the one-piece with one of the parts in the assembly process incorrect installation. By saving this part, further necessary logistics and quality assurance measures will be superfluous. If a clutch system equipped with the two parts is disassembled and reassembled in a workshop, difficulties due to lack of fuses and / or mishandling can be avoided.
  • a part has at least one axially aligned projection with a radially widening snap hook, which engages in an opening with an undercut of the other part for closing the fuse, wherein the approach in Be Rich snap-hook is formed radially elastic and is moved to open the fuse radially inward. It can be provided a plurality of circumferentially distributed, for example, three or preferably at an angle of 180 ° spaced two snap hooks.
  • an advantageous embodiment can be produced in particular from plastic, for example polyamide, polycarbonate, acrylonitrile butadiene copolymer and the like, for example in an injection molding process.
  • the elastic configuration of the snap hook can be achieved in the radial direction by weakening the material.
  • the part carrying the snap hook can have a recess radially inside the snap hook, so that a pressure exerted on a pressure region arranged above the snap hook displaces the snap hook radially inwards using the elastic regions of the plastic in the flanks of the recess, whereby radial approach of the snap hook is released from the corresponding undercut of the opening in the other part and the two parts are separated from each other.
  • both parts or a part can be provided with an import slope.
  • the snap hook or the radially outside and / or the opening on its inner circumference have an insertion slope, whereby the centering of the two parts is facilitated in particular in tight installation conditions in a motor vehicle.
  • the two parts can be braced axially against each other in the closed state.
  • a tension to reduce the dead volume of the connector of the two parts together by axial clamping of the parts may be particularly advantageous.
  • this pressure pulsations can be reduced by moving the parts against each other.
  • an energy storage can be braced in its action axially against the two parts, for example, can serve as an energy storage elastic seal, which is supported in each case on a arranged on two parts stop.
  • the energy storage can be formed by a plate or compression spring.
  • the radially expanded snap hook and / or the opening into which the snap hook snaps on the wall facing this have a slope, so that with increasing radial overlap axial strain occurs. The slope on one of the two parts or both parts is kept so steep that an independent opening of the snap connection is excluded.
  • the plug carries the fuse and the socket is equipped with the opening.
  • the socket can be arranged on the components such as master cylinder and slave cylinder, while preferably the connector can be arranged on the line parts.
  • a hydraulic filter which may be a Kribbelfilter and / or a pressure relief valve, may preferably on one side of a jack and on the other side carry a plug.
  • Line parts can carry sockets and / or plug, preferably both sides carry plugs and in the connection of two line parts, a line part carries a plug and the other part a socket.
  • the sockets or plugs can be integrally connected to a component.
  • the proposed parts - sockets or plugs - can be cohesively connected to a line or a line part, for example glued, friction welded or the line can be encapsulated with a proposed part.
  • One or both parts to be joined may have a gasket for sealing the two parts to each other.
  • Figure 2 shows a cross section through an embodiment of a plug
  • Figure 3 shows a longitudinal section through a quick coupling with plug and socket in
  • FIG. 1 shows a schematic representation of a possible embodiment of a clutch release system 1 with a master cylinder 2 and connected by means of a line 3 with the master cylinder slave cylinder 4.
  • a filter 7 as a pressure relief valve and / or can serve as a so-called Kribbelfilter be installed.
  • the clutch release system 1 actuates the clutch 8 hydraulically by acting on the master cylinder 2 by means of an actuator 9, which may be a foot pedal, an actuator, such as an electric actuator, or the like.
  • 10 pressure in the master cylinder 2 is constructed by means of a mechanical transmission, which builds up a pressure in the slave cylinder 4, which is designed as a central release via the line 3.
  • the slave cylinder 4 brings about an actuating bearing 12, the necessary disengaging force to the friction clutch 8, or at the actuating elements 11, for example, a plate spring or an actuating lever.
  • the nature of the tension of the actuators 11 with the clutch cover 13 determines whether it is an on or off friction clutch. Accordingly, when the actuating bearing 12 is acted upon by the annular piston 14, the friction clutch is opened or, in the case of a compressed friction clutch (not shown), closed by the annular piston.
  • the transmission input shaft 15 transmits the closed friction clutch 8, the torque of the - not shown-, with the friction clutch rotatably connected to the internal combustion engine via the clutch plate 16 to a not-shown gear and then to the drive wheels of a motor vehicle.
  • quick couplings 17 which are each formed of a socket and a plug and sealed by axial telescoping each other and locked.
  • a part of the quick coupling 17 may already be fixedly attached to one of the parts, for example molded onto components made of plastic.
  • the master cylinder 2 and the slave cylinder 4 is the socket. It is understood that the reservoir 18, or the line to this can be provided at one of the two ends or at both ends with such a quick coupling.
  • FIG. 2 shows an advantageous embodiment of a portion 20 of a quick coupling 17 in the form of a plug 21 in cross section.
  • the line 3 is preferably connected to the plug 21 cohesively.
  • the snap hook 23 form provided in the corresponding socket part openings a snap connection and thus an axial securing.
  • the snap hooks 23 are radially inside the snap lugs 23 each have two recesses 25 provided in the plug, which are formed in the embodiment shown as ring segments, each snap hook 23 is received on a remaining web 26 with two recesses 25 delimiting the cheeks 27.
  • the elasticity of the web with respect to the remaining body of the plug can be adjusted so that upon pressing radially arranged on the snap hook pressure elements 28 in the direction of arrow 24, the snap hooks 23 radially inward be shifted and thus the snap connection is solved with the socket.
  • FIG. 3 shows an embodiment of a quick coupling 30 with the parts 20, 31 configured as plug 21 and as socket 29 in longitudinal section, the plug 21 being in the upper half of the rotation axis 32 along the section line AA and in the lower half along the section line BB of Figure 2 is shown.
  • the bushing 29 is integrated in the illustrated embodiment in the master cylinder 2.
  • the plug 21 carries a seal 33, the socket 29 and plug 21 against each other radially seals.
  • the line 3 is connected to the plug 21, preferably by means of a friction welding process cohesively.
  • the radial projection 34 of the snap hook 23 is pressed radially inward on the axial extension 35 of the bushing 29 before it engages in a further axial movement of the plug 21 in an opening provided in the socket 29 and the plug 21 locked in the socket 29.
  • 35 and radial projection 34 can import chamfers 37, 38 have.
  • positioning aids not shown, can be provided, which ensure a juxtaposing of the socket 29 and plug 21, when the view of the parts 20, 31 is limited in confined installation situations. For example, thread segment-like or in one part to the installation position narrowing profiles may be provided, which feed the parts to each other at the correct angle.
  • both parts are locked together, an energy storage, not shown, the parts 20, 31 position each other at a minimum distance, so that advantageously the parts are fixed to each other with minimal dead volume and not subjected to a so-called "pumping effect", in which both parts , 31 can be displaced axially against each other by pressure changes or vibrations
  • a minimization of the distance can be achieved, for example, by inclined abutment surfaces of the contact surface of opening 36 and snap hooks 23.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)

Abstract

L'invention concerne un système de débrayage qui présente un maître-cylindre et un cylindre récepteur ainsi qu'un conduit sous pression qui les relie, un raccord rapide, qui est caractérisé par une fixation reliée d'un seul tenant à une partie du raccord rapide, étant disposé dans la zone du conduit.
PCT/DE2008/001166 2007-08-16 2008-07-14 Système de débrayage WO2009021480A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112008002103.1T DE112008002103B4 (de) 2007-08-16 2008-07-14 Kupplungsausrücksystem

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007038560 2007-08-16
DE102007038560.0 2007-08-16

Publications (1)

Publication Number Publication Date
WO2009021480A1 true WO2009021480A1 (fr) 2009-02-19

Family

ID=39884777

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2008/001166 WO2009021480A1 (fr) 2007-08-16 2008-07-14 Système de débrayage

Country Status (2)

Country Link
DE (2) DE112008002103B4 (fr)
WO (1) WO2009021480A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015220878A1 (de) 2014-10-27 2016-04-28 Schaeffler Technologies AG & Co. KG Verbindungsanordnung für den Anschluss einer Druckleitung
DE102014221822A1 (de) 2014-10-27 2016-04-28 Schaeffler Technologies AG & Co. KG Steckverbindung
KR20170137758A (ko) 2015-04-15 2017-12-13 섀플러 테크놀로지스 아게 운트 코. 카게 플러그가 내부에 고정된 지지부를 구비하는 자동차 클러치용 액추에이터 및 이와 같은 액추에이터를 구비하는 하이브리드 모듈
DE102015206800B4 (de) 2015-04-15 2023-09-28 Schaeffler Technologies AG & Co. KG Elektrischer Zentralausrücker mit in Träger gehaltertem Stecker und Hybridmodul mit solchem Aktor
DE102015216684A1 (de) 2015-09-01 2017-03-02 Schaeffler Technologies AG & Co. KG Aktorträger mit durch Stege unterteilter Ausnehmung zur Radialkontaktierung und Hybridmodul mit Kupplung und Aktor
DE102017122528A1 (de) 2017-09-28 2019-03-28 Schaeffler Technologies AG & Co. KG Steckverbindung
DE102017125794A1 (de) 2017-11-06 2019-05-09 Schaeffler Technologies AG & Co. KG Steckverbindung

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993020379A1 (fr) * 1992-04-02 1993-10-14 Proprietary Technology, Inc. Coupleur rapide a dispositif de retenue en une piece
DE29514822U1 (de) * 1994-10-14 1995-11-23 Walter Alfmeier GmbH + Co Präzisions-Baugruppenelemente, 91757 Treuchtlingen Kupplungsteil
US5984378A (en) * 1996-12-20 1999-11-16 Itt Automotive, Inc. Inline quick connector
US20040187493A1 (en) * 2003-02-12 2004-09-30 Thomas Rammhofer Hydraulic system
EP1762767A2 (fr) * 2005-09-09 2007-03-14 LuK Lamellen und Kupplungsbau Beteiligungs KG Conduite de pression

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3825866A1 (de) * 1988-07-29 1990-02-01 Walther Carl Kurt Gmbh Kupplung fuer fluessige und/oder gasfoermige medien
DE10155793B4 (de) * 2000-11-17 2013-09-19 Schaeffler Technologies AG & Co. KG Hydraulisches System

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993020379A1 (fr) * 1992-04-02 1993-10-14 Proprietary Technology, Inc. Coupleur rapide a dispositif de retenue en une piece
DE29514822U1 (de) * 1994-10-14 1995-11-23 Walter Alfmeier GmbH + Co Präzisions-Baugruppenelemente, 91757 Treuchtlingen Kupplungsteil
US5984378A (en) * 1996-12-20 1999-11-16 Itt Automotive, Inc. Inline quick connector
US20040187493A1 (en) * 2003-02-12 2004-09-30 Thomas Rammhofer Hydraulic system
EP1762767A2 (fr) * 2005-09-09 2007-03-14 LuK Lamellen und Kupplungsbau Beteiligungs KG Conduite de pression

Also Published As

Publication number Publication date
DE112008002103A5 (de) 2010-04-29
DE112008002103B4 (de) 2018-01-04
DE102008033038A1 (de) 2009-02-19

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