WO2013053344A1 - Dispositif d'arrêt pour un ensemble portière de véhicule automobile - Google Patents

Dispositif d'arrêt pour un ensemble portière de véhicule automobile Download PDF

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Publication number
WO2013053344A1
WO2013053344A1 PCT/DE2012/000966 DE2012000966W WO2013053344A1 WO 2013053344 A1 WO2013053344 A1 WO 2013053344A1 DE 2012000966 W DE2012000966 W DE 2012000966W WO 2013053344 A1 WO2013053344 A1 WO 2013053344A1
Authority
WO
WIPO (PCT)
Prior art keywords
valve
locking device
section
chamber
cross
Prior art date
Application number
PCT/DE2012/000966
Other languages
German (de)
English (en)
Inventor
Andreas Schmitz
Ömer INAN
Holger Schiffer
Thomas SCHÖNENBERG
Radek Mazal
Original Assignee
Kiekert Aktiengesellschaft
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 Kiekert Aktiengesellschaft filed Critical Kiekert Aktiengesellschaft
Priority to EP12790393.8A priority Critical patent/EP2766546B1/fr
Publication of WO2013053344A1 publication Critical patent/WO2013053344A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D11/00—Additional features or accessories of hinges
    • E05D11/10—Devices for preventing movement between relatively-movable hinge parts
    • E05D11/1028—Devices for preventing movement between relatively-movable hinge parts for maintaining the hinge in two or more positions, e.g. intermediate or fully open
    • E05D11/1078—Devices for preventing movement between relatively-movable hinge parts for maintaining the hinge in two or more positions, e.g. intermediate or fully open the maintaining means acting parallel to the pivot
    • E05D11/1085—Devices for preventing movement between relatively-movable hinge parts for maintaining the hinge in two or more positions, e.g. intermediate or fully open the maintaining means acting parallel to the pivot specially adapted for vehicles
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2201/00—Constructional elements; Accessories therefor
    • E05Y2201/20—Brakes; Disengaging means; Holders; Stops; Valves; Accessories therefor
    • E05Y2201/262—Type of motion, e.g. braking
    • E05Y2201/266—Type of motion, e.g. braking rotary
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
    • E05Y2900/53—Type of wing
    • E05Y2900/531—Doors

Definitions

  • the invention relates to a locking device for a motor vehicle door unit, with a filled with a hydraulic medium chamber, further comprising at least one connected to a door displacement body, and at least one valve with associated valve body, wherein the outlet cross-section of the valve sized larger than its inlet cross-section is.
  • a locking device of the construction described above, including associated motor vehicle door unit is described in the context of the generic DE 10 2009 059 882 A1.
  • Such locking devices are used in the core to fix the door in a specific and predetermined pivot position relative to a motor vehicle body or at least bring about a damping of its movement. Such is particularly advantageous in the event that the door is used by an operator as a supplementary entry / exit help. Also, such locking devices have proven useful when collisions of the door should be prevented with adjacent vehicles.
  • a motion transmission member is connected to the door leaf for this purpose.
  • This has a drive shaft and a rack. Movements of the door leaf relative to the motor vehicle body now correspond to the toothed rod (linearly) being moved back and forth and consequently causing rotations of the drive shaft. Such rotations of the drive shaft cause a coincident with the drive shaft pump axis also rotates.
  • the displacement body as impeller and the chamber are designed as a pump chamber.
  • the pump chamber has at least one outlet valve and an inlet valve, which are closed or opened from a predetermined pressure of the hydraulic medium in the pump chamber.
  • the hydraulic medium can flow through an equalization chamber when the valve is open.
  • a comparable structurally complex solution is described in US Pat. No. 5,410,777.
  • a displacement body in the form of a wiper is realized.
  • the filled with the hydraulic medium chamber has a plurality of openings. Depending on the movement of the wiper or the displacement body, the liquid can be discharged through individual connected to the openings discharges. A circulation of the hydraulic medium is possible.
  • the known locking device can be integrated as it were in a door hinge of the door leaf.
  • the detailed structure is filigree and multi-part and therefore expensive. This is where the invention starts.
  • the invention is based on the technical problem of further developing such a locking device so that the structural complexity and consequently also the costs are reduced.
  • a generic locking device in the invention is characterized in that the at least one valve and the at least one displacement body each eccentric in comparison to a common axis of rotation
  • valve and the displacer body individually or collectively fill a radial cross-section of the chamber. In this way, rotations of the valve and / or of the displacement body respectively correspond to the chamber to a cross-sectional jump in the flow of the hydraulic medium through the open valve.
  • the displacement body connected to the door is first of all moved relative to the chamber, namely rotated about the axis of rotation.
  • the displacement body is arranged eccentrically in comparison to the respective axis of rotation, usually connected eccentrically to this axis of rotation. This usually applies to the valve as well.
  • the at least one valve body is lifted off its associated seat.
  • the hydraulic medium can flow over the inlet cross section to the valve body and then pass through the valve body and continue to flow through the outlet cross section. Since the outlet cross section of the valve is larger than its inlet cross section,
  • the overall design is such that when the door is stationary, the valve is closed and therefore an operator must apply to the door to reach the force or breakout force, so that the door can be easily moved back and forth when this force or breakout force. If the door leaf then comes to rest again, then ensures that closed (closed) valve that the door is held again. In this way, the locking device is controlled as it were by the movement of the door leaf. Is this at rest or the force or breakout force is not overcome, so the door can be minimal or virtually no move.
  • a freewheel can be realized in a simple manner, if, for example, at the beginning of the movement of the door leaf to the chamber, a bypass is available.
  • This bypass is effective when the door, for example, performs pivotal movements between the vehicle body in the range of 0 ° to 10 ° or 20 °. Only beyond pivoting movements cause the bypass is closed and therefore the force or breakout force must be overcome so that the door can be moved. All this can be achieved in a structurally simple manner, with additional components such as a rack, adjusting elements, etc. are unnecessary.
  • additional components such as a rack, adjusting elements, etc.
  • the locking device can be advantageously integrated into a hinge or door hinge for the door leaf.
  • the axis of rotation coincides with a hinge axis of the door leaf.
  • the displacement body and / or the valve are advantageously connected to the axis of rotation. Incidentally, it has proven useful if several valves are provided. As a rule, at least one clockwise valve body and a counterclockwise valve body are provided. The clockwise valve is opened,
  • the counterclockwise valve is used when the rotation axis or the door leaves complete a counterclockwise movement.
  • the associated valve clockwise valve or counterclockwise valve
  • valve body may be formed trapezoidal in cross-section.
  • the inlet cross section at the front trapezoidal flank and the outlet cross section at the rear trapezoidal flank In order to design the inlet cross-section smaller than the outlet cross-section in this case, the front trapezoidal edge has a lower inclination than the trapezoidal trailing edge.
  • the valve body is formed arcuate in plan view.
  • the arc shape is adapted to the rotational movement of the valve about the axis of rotation. D. h.,
  • the arc of the valve body corresponds to the radial distance of the valve body from the axis of rotation.
  • valve body has a head-side pin closure.
  • This pin lock ensures that an opening in a valve chamber is closed in the closed state and released in the open state. Between the pin closure and the opening, a gap is observed. This generally applies to the valve body and its associated seat or valve seat. The gap now gives the already mentioned force or breakout force. As soon as the pressure built up in the gap with the aid of the hydraulic medium is sufficient to lift the valve body from its seat or valve seat against the force of an associated valve spring, the relevant force or breakaway force is achieved. Of course, this also depends on the viscosity of the hydraulic medium.
  • the valve body may also be assigned at least one valve seal.
  • the valve seal builds up corresponding frictional forces and, alternatively or in addition to the gap dimension and the viscosity of the hydraulic medium for the specification of the actuating force or breakout force.
  • D. h. It can be used depending on the viscosity of the hydraulic medium with a predetermined gap and / or a correspondingly formed valve seal and thus constructed frictional forces to ultimately set the desired force respectively breakout force of the locking device total. As a result, variations can be realized in a wide range.
  • valve body associated with at least one valve spring a role.
  • Valve spring ensures that the valve body is pressed against its seat or valve seat, and its built-up counterforce must be overcome to open the valve.
  • the spring constant of the valve spring also plays a role when it comes to the design and dimensioning of the actuating force or breakout force.
  • valve bodies or valves are provided with respect to the axis of rotation.
  • the two valve bodies can be connected to each other and stored together on the axis of rotation.
  • the chamber and optionally the displacement body and optionally the valve or the valve body are each formed rotationally symmetrical. This allows a particularly simple adaptation to the preferred installation situation in or on a hinge for the door leaf.
  • a locking device for a motor vehicle door unit is made available, which is constructionally particularly simple.
  • different weights of the door leaf, conditions of use, etc. can be mastered easily and appropriate adjustments can be made.
  • the fixed actuator according to the invention usually dispenses with external motion transmission elements, consequently operates acoustically very quiet and can be realized inexpensively.
  • the locking device can be integrated advantageously in a hinge for a door leaf or can be attached to such a hinge.
  • additional motion transmission elements or elements are disadvantageous under certain circumstances, because their noise is transmitted by structure-borne noise to the associated motor vehicle body.
  • the locking device can also be mounted in a door wing.
  • a significant force difference between the one hand of a locking force or the actuating force or breakout force and on the other hand the force on actuation of the door leaf is observed by the jump in cross section between the inlet cross section and outlet cross section at the valve. This allows the operation to be given a particularly intuitive and comprehensible.
  • the main benefits are the main benefits.
  • Fig. 5 shows a fourth example and Fig. 6 shows the principal force curve over the associated travel on
  • a motor vehicle door unit which basically consists of a rotatably hinged to a motor vehicle body 1 door 2 and an associated locking device.
  • the locking device has a filled with a hydraulic medium chamber 3.
  • a designed as a displacement body 4 valve 4 can be moved.
  • a valve 5 may be designed to be stationary, as it applies to the embodiment variants of FIGS. 2, 3 and 5.
  • the embodiment of FIG. 4 is based on a movable displacement body 4 and a movable valve 5 back.
  • the displacement body 4 and the valve 5 define a total of rotatable assembly 4, 5, with respect to a rotation axis. 6
  • the axis of rotation 6 at the same time represents a hinge axis 6 of the door leaf 2 relative to the motor vehicle body 1.
  • the door leaf 2 is pivotably connected to the vehicle body 1 in question, namely about the said hinge axis or axis of rotation 6.
  • the door leaf 2 can assume actuating movements s perform.
  • a force F is required (see Fig. 6).
  • the valve 5 has a valve body 7 and a valve spring 8 acting on the valve body 7 in the direction of its valve seat 9.
  • an inlet cross-section E and an outlet cross-section A of the valve 5 are observed.
  • the inlet cross-section E is smaller overall than the outlet cross-section A. dimensioned or the Auslstraquemakers A greater than the inlet cross-section E executed.
  • size ratios E: A of about 1: 1, 5 and more are observed.
  • valve body 7 and the entire valve 5 and the displacement body 4 are each arranged eccentrically in comparison to the common axis of rotation 6.
  • valve 5 and the displacer 4 fill a radial cross-section R of the chamber 3, individually or in common. In this way, rotations of the valve body 7 respectively of the entire valve 5 and / or of the displacement body 4 with respect to the chamber 3 correspond to a jump in cross-section during the flow of the hydraulic medium through the opened valve 5.
  • valve 5 is designed to be stationary, whereas the displacement body 4 is connected to the rotation axis or hinge axis 6 and rotates therewith.
  • the door leaf 2 is acted upon in this respective embodiment variant and pivoted relative to the motor vehicle body 1,
  • the hydraulic medium is displaced and acted upon in Fig. 2 indicated by an arrow movements the hydraulic medium.
  • This hydraulic medium can initially dodge in this process in a bypass 10 to the chamber 3.
  • D. h. Starting in, for example, the closed position of the door leaf 2 relative to the vehicle body 1, a kind of "freewheel" is first observed because of the displacement of the body displaced hydraulic fluid at the beginning of the clockwise movement in the bypass 10 evades and can evade.
  • This situation is shown in FIG. 2.
  • the fundamental force curve in this process is shown in FIG. 6. It can be seen that the displacement body 4 must generate a force FST or breakaway force until it is sufficient to lift the valve body 7 from its valve seat 9 can. Once this is the case, the valve 5 is open. Then, the hydraulic medium can flow through the valve 5, starting from the smaller inlet cross-section E passing into the larger outlet cross-section A. As a result, the total of the illustrated locking device the door 2 opposite force decreases by the amount AF corresponding to FIG the force AF must be reduced during the movement
  • a rotation of the valve 5 or the valve body 7 is possible and is followed in the variant according to the embodiment of FIG.
  • the displacement body 4 and the valve 5 form a structural unit 4, 5.
  • This structural unit 4, 5 is connected to the axis of rotation 6.
  • the assembly 4, 5 or the valve 5 also comes to rotate within the chamber 3.
  • the valve body 7 is lifted off the valve seat 9 and can consequently the hydraulic medium through the valve 5 - flow largely unhindered.
  • valve bodies 7 and consequently also a plurality of valves 5 are provided.
  • at least one of the valve bodies 7 and consequently also a plurality of valves 5 are provided.
  • at least one of the valve bodies 7 and consequently also a plurality of valves 5 are provided.
  • at least one of the valve bodies 7 and consequently also a plurality of valves 5 are provided.
  • at least one of the valve bodies 7 and consequently also a plurality of valves 5 are provided.
  • valve body 7 has a trapezoidal cross section.
  • the inlet cross-section E is formed at an associated front trapezoidal edge, whereas the rear trapezoidal edge provides for the dimensioning of the outlet cross-section A. Due to the cross-sectional ratios already described, the front trapezoidal flank is inclined significantly less than the trapezoidal trailing flank, so that comparable cross-sectional conditions as already explained adjust with a ratio of E: A of approximately 1: 1, 5 and more.
  • valve body 7 is formed arcuately in plan view. In fact, two valve bodies 7 can be found in this context.
  • the arc of the valve body 7 is matched with respect to the associated radius to the radial distance of the valve body 7 in comparison to the axis of rotation 6.
  • the valve body 7 has a head-side pin closure 11.
  • the pin closure 11 engages in an opening 12 in the region of the valve seat 9. With the help of the opening 12 and the pin closure 11, a valve chamber 13 can be opened and closed.
  • the valve bodies 7 and the associated displacement bodies 4 are arranged in alternating sequence with one another in the chamber 3.
  • the chamber 3 is rotationally symmetrical. This also applies to the displacement body 4 in the context of the variant according to FIGS. 2 and 3.
  • the valve 5 is designed in the context of the examples of FIGS. 2 and 3 rotationally symmetrical.
  • the embodiment according to FIG. 4 is furthermore equipped with at least one valve seal 14 on the valve body 7.
  • the valve seal 14, in conjunction with the valve spring 8, generates frictional forces which must be overcome by an operator with the aid of the door leaf 2 and correspond overall to the actuating force FST.
  • the viscosity of the hydraulic medium also contributes to this.
  • a high-viscosity hydraulic medium such valve seals 14 are usually unnecessary.
  • a gap remaining between the valve body 7 and its seat 9 gives corresponding forces which have to be overcome or, in the end, contribute to the actuating force FST or pretend to be the same.
  • D. h. Depending on the viscosity of the hydraulic medium and predetermined gap between the valve body 7 and its valve seat. 9
  • valve seal 14 or also the valve seal 14 and its built-up friction forces the force to be overcome

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Lock And Its Accessories (AREA)
  • Fluid-Damping Devices (AREA)

Abstract

La présente invention concerne un dispositif d'arrêt pour un ensemble portière de véhicule automobile, comprenant une chambre (3) remplie d'un fluide hydraulique, comprenant en outre au moins un corps de refoulement (4) relié à un panneau de portière (2) et au moins une soupape (5). La section transversale de sortie (A) de la soupape (5) est plus importante que sa section transversale d'entrée (E), la soupape (5) et le corps de refoulement (4) sont disposés chacun de manière excentrée par rapport à un axe de rotation commun (6) et remplissent individuellement ou ensemble une section transversale radiale (R) de la chambre (3), de sorte que les rotations de la soupape (5) et/ou du corps de refoulement (4) par rapport à la chambre (3) correspondent à un saut de section transversale lors de l'écoulement du fluide hydraulique à travers la soupape ouverte (5).
PCT/DE2012/000966 2011-10-12 2012-10-04 Dispositif d'arrêt pour un ensemble portière de véhicule automobile WO2013053344A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP12790393.8A EP2766546B1 (fr) 2011-10-12 2012-10-04 Dispositif d'arrêt pour un ensemble portière de véhicule automobile

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202011106703.7 2011-10-12
DE202011106703U DE202011106703U1 (de) 2011-10-12 2011-10-12 Feststellvorrichtung für eine Kraftfahrzeugtüreinheit

Publications (1)

Publication Number Publication Date
WO2013053344A1 true WO2013053344A1 (fr) 2013-04-18

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Family Applications (1)

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PCT/DE2012/000966 WO2013053344A1 (fr) 2011-10-12 2012-10-04 Dispositif d'arrêt pour un ensemble portière de véhicule automobile

Country Status (3)

Country Link
EP (1) EP2766546B1 (fr)
DE (1) DE202011106703U1 (fr)
WO (1) WO2013053344A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016119453A1 (de) 2016-10-12 2018-04-12 Kiekert Ag Kraftfahrzeugtür mit Feststelleinrichtung
DE102016015409A1 (de) 2016-12-22 2018-06-28 Kiekert Ag Kraftfahrzeugtür mit Feststelleinrichtung

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5410777A (en) 1990-11-02 1995-05-02 Multimatic Inc. Automatic checking mechanism
DE19855710A1 (de) * 1997-10-16 2000-07-13 Mgi Coutier Champfromier Türarretierung, insbesondere für Kraftfahrzeuge
DE202004003546U1 (de) * 2004-03-04 2005-07-21 Friedr. Fingscheidt Gmbh Scharniertürhalter für Fahrzeugtüren
DE102009059882A1 (de) 2009-12-21 2011-06-22 Kiekert AG, 42579 Türeinheit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007048445B4 (de) * 2007-10-10 2010-05-20 Daimler Ag Türhalter für eine Fahrzeugtür eines Kraftwagens
JP2009103218A (ja) * 2007-10-23 2009-05-14 Nifco Inc ダンパ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5410777A (en) 1990-11-02 1995-05-02 Multimatic Inc. Automatic checking mechanism
DE19855710A1 (de) * 1997-10-16 2000-07-13 Mgi Coutier Champfromier Türarretierung, insbesondere für Kraftfahrzeuge
DE202004003546U1 (de) * 2004-03-04 2005-07-21 Friedr. Fingscheidt Gmbh Scharniertürhalter für Fahrzeugtüren
DE102009059882A1 (de) 2009-12-21 2011-06-22 Kiekert AG, 42579 Türeinheit

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016119453A1 (de) 2016-10-12 2018-04-12 Kiekert Ag Kraftfahrzeugtür mit Feststelleinrichtung
WO2018068785A1 (fr) 2016-10-12 2018-04-19 Kiekert Ag Porte de véhicule automobile comprenant un dispositif de blocage
DE102016015409A1 (de) 2016-12-22 2018-06-28 Kiekert Ag Kraftfahrzeugtür mit Feststelleinrichtung
WO2018113847A1 (fr) 2016-12-22 2018-06-28 Kiekert Ag Porte de véhicule à moteur comprenant un dispositif de blocage

Also Published As

Publication number Publication date
EP2766546A1 (fr) 2014-08-20
DE202011106703U1 (de) 2013-01-25
EP2766546B1 (fr) 2018-08-22

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