WO2008019640A1 - Ensemble store pour toit de véhicule - Google Patents

Ensemble store pour toit de véhicule Download PDF

Info

Publication number
WO2008019640A1
WO2008019640A1 PCT/DE2007/001192 DE2007001192W WO2008019640A1 WO 2008019640 A1 WO2008019640 A1 WO 2008019640A1 DE 2007001192 W DE2007001192 W DE 2007001192W WO 2008019640 A1 WO2008019640 A1 WO 2008019640A1
Authority
WO
WIPO (PCT)
Prior art keywords
roller blind
winding shaft
shaft
drive
drive pinion
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.)
Ceased
Application number
PCT/DE2007/001192
Other languages
German (de)
English (en)
Inventor
Sebastian Glasl
Martin Pollak
Walter Schätzler
Manfred Steinle
Dominik Hölzl
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.)
Webasto SE
Original Assignee
Webasto SE
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 Webasto SE filed Critical Webasto SE
Publication of WO2008019640A1 publication Critical patent/WO2008019640A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J7/00—Non-fixed roofs; Roofs with movable panels, e.g. rotary sunroofs
    • B60J7/0007—Non-fixed roofs; Roofs with movable panels, e.g. rotary sunroofs moveable head-liners, screens, curtains or blinds for ceilings
    • B60J7/0015—Non-fixed roofs; Roofs with movable panels, e.g. rotary sunroofs moveable head-liners, screens, curtains or blinds for ceilings roller blind

Definitions

  • the invention relates to a roller blind arrangement for a vehicle roof according to the preamble of patent claim 1.
  • Such a roller blind arrangement is known, for example, from DE 101 55 167 A1 and serves, in particular, for shading roof cutouts which can each be closed by means of a transparent sunroof cover.
  • This roller blind arrangement comprises two roller blind webs which can each be wound onto a winding shaft or unwound from a winding shaft.
  • the winding shafts are each connected, for example via a spur gear with an electric motor.
  • the blind assembly comprises a cable system, which has two cables for each roller blind, which act in the pull-out on a pull bar, which is arranged on the end facing away from the respective winding shaft of the respective roller blind.
  • the cables assigned to a roller blind are on a winch aufwickelbar, which is rotatably connected to the respective winding shaft.
  • a roller blind arrangement in which a winding shaft for winding a roller blind can be driven by means of an electric motor which is arranged in the tubular winding shaft and acts on the winding shaft via a planetary gear.
  • the invention has for its object to provide a running according to the introductory genus roller blind with an optimized drive.
  • the core of the invention is therefore to balance an angle which may arise and / or parallel displacement between the axis of the 'winding shaft and the axis of the drive pinion of the winding shaft connecting by using a both these elements drive shaft with at least one Kraftumlenk Scheme.
  • the drive shaft is torsionally rigid, but can absorb an angular and / or parallel offset between the respective axes of the winding shaft and the drive pinion through the Kraftumlenk Scheme. Any imbalance of the winding shaft which may be present is thus not affected by the drive transmitted pinion. All gears of the transmission thus engage even with an imbalance of the winding shaft homogeneously into each other, which in turn ensures a homogeneous noise when operating the roller blind in their drive range.
  • the roller blind arrangement according to the invention may in principle comprise one or more roller blinds.
  • an inventively designed drive unit for driving the respective winding shaft is preferably provided for each roller blind. It is also conceivable, however, to control a plurality of winding shafts by means of an electric motor via a branching gear.
  • the designed with at least one Kraftumlenk Scheme drive shaft can be designed in many ways.
  • the drive shaft is a propeller shaft, for example a propeller shaft, which is provided with at least one claw joint.
  • the propeller shaft can also be provided with a bellows-type joint or the like.
  • the drive shaft may also be a flexible shaft which is torsionally rigid but can compensate for angular misalignment between the axes of the components to be connected.
  • the flexible shaft can be made of a plastic material.
  • the drive shaft is fixed in a spe ⁇ cial embodiment of a bearing sleeve which is rotatably mounted on the drive pinion facing the end of the winding shaft and is preferably designed as an insert in the expediently tubular out- formed winding shaft or roller blind shaft is inserted ' and engages in an inner profile of the winding shaft.
  • the bearing sleeve is rotatably mounted in a preferred embodiment of the blind assembly according to the invention to a transmission housing in which the drive pinion is received. Additional bearing elements for the winding shaft omitted so.
  • the blind assembly according to the invention comprises a cable pull system, which is used when unwinding the roller blind from the winding shaft, it is advantageous for reducing the components, that the bearing sleeve serves as a winch and this expediently comprises a conical area for winding the rope by means whose adaptation of the winding or unwinding speed of the relevant cable to the winding body diameter changing winding speed of the roller blind can be done on the winding shaft.
  • the cable in question has on the conical area to the winding direction of the roller blind on the winding shaft opposite winding behavior, ie when unwinding of the roller blind from the winding shaft of the cable is wound and when winding, the roller blind on the winding shaft of the cable is unwound.
  • the gear housing can also serve for the direct rotatable mounting of the drive pinion, which is connected via the gear with the electric motor, so that no separate bearing parts are required for these purposes.
  • the bearing of the drive pinion can take place via a tube-like bearing section, into which the drive shaft rotatably engaged for connection to the winding shaft.
  • the transmission is provided in a preferred embodiment of the roller blind assembly according to the invention with at least one reduction stage, wherein the reduction stage is followed by a translation neutral bridging pinion, which meshes with the drive pinion.
  • the reduction of the speed of the electric motor is exclusively outside the projected in the vehicle transverse direction winding area of the blind, so that the reduction gear does not limit the width of the blind.
  • An offset due to reduction takes place in the vehicle transverse direction. starting from the drive pinion preferably only outside the projected in the vehicle transverse direction winding area.
  • the sum of the radii of the drive pinion and the translation neutral bridging pinion is greater than the radius of the winding body formed by the roller blind in the fully wound state on the winding shaft of the roller blind. This can be provided on the relevant vehicle roof, a large viewing area in the vehicle transverse direction.
  • Fig. 1 is a perspective plan view of a vehicle roof
  • FIG. 2 shows a schematic top view of a roller blind arrangement with two roller blind webs
  • FIG. 3 shows a side view of a housing unit of a drive region of the roller blind arrangement
  • FIG. 4 shows a schematic section through a drive unit for a winding shaft
  • Fig. 6 shows an alternative embodiment of a coupling of a winding shaft to a drive unit.
  • a vehicle 10 is shown with a vehicle roof 12 having two in the direction of travel X successively arranged roof cutouts 14 and 16 which are each closed by means of a transparent cover member 18 and 20 respectively.
  • the vehicle roof 12 comprises a roller blind arrangement 22, which is shown in FIG. 2 in isolation.
  • the roller blind arrangement 22 comprises two roller blinds 24 and 26 which are each provided with a roller blind web 28 or 30, which consists of a rollable textile fabric.
  • roller blind webs 28 and 30 are directions opposite in ⁇ extendable, that is, the roller blind 28, which is assigned to the front roof segment 14, X is extendable in the direction of travel and the roller blind 30, which is associated with the rear roof segment 16, is retractable contrary to the direction of travel X.
  • the front roller blind 28 is fastened to a front, tubular winding shaft 32, which is arranged in the region of a central, closed roof section 34, and can be unwound or wound thereon. It comprises at its end facing away from the winding shaft 32, a front Glasspriegel 36 to which a first cable system 38 with two cables 40 and 42 attacks, which are each deflected on a roller 41 and 43 respectively.
  • the rear blind sheet 30 is attached to a, also in a central roof section 34 arranged, rear, also tubular winding shaft 44, wound on this or unwound from this and provided at the rear winding shaft 44 facing away ⁇ end with a rear Glasspriegel 46, on which a cable system 48 engages, comprising two cables 50 and 52, which are each deflected on a roller 51 and 53, respectively.
  • the front winding shaft 32 which is associated with the roller blind 28, can be driven by means of a first electric motor 54.
  • the winding shaft 32 and the first electric motor 54 is a first gear 56 interposed.
  • the roller blind arrangement 22 comprises a second electric motor 58, which is coupled via a second gear 60 to the rear, the roller blind 30 associated winding shaft 44.
  • two front conical cable winches 62 and 65 are arranged in a rotationally fixed connection with the front winding shaft 32, on each of which one of the cables 40 and 42 of the cable system 38 can be wound.
  • two conical cable winches 63 and 64 are also arranged, which are rotatably connected to the rear winding shaft 44 and on each of the cables 50 and 52 of the cable system 48 is wound.
  • the winches 62 and 63 and the gear 56 on the one hand and the winches 64, 65 and the gear 60 on the other hand each have a common housing unit 66, which is illustrated with reference to FIG.
  • the housing unit 66 includes a first housing portion 68, which receives the gear 56 and 60 and the winch 62 and 64 and is designed as a standard component, a housing portion 70 for the winch 63 and 65, which is also designed as a standard component, and a the two housing regions 66 and 68 interconnecting, dovetailed spacer element 72, the vehicle-specific, that can be designed project specific. About these spacers 72, the distance between the two housing portions 68 and 70 and the angle that occupy these two housing portions to each other, set.
  • the spacer element 72 allows a precise orientation of the two housing portions 68 and 70 and thus the two winding shafts 32 and 44 to each other.
  • the gears 56 and 60, which are received in the respective associated housing portion 68 are, as shown in Fig. 4, each formed as a two-stage reduction gear, in such a way that the electric motor 54 and 58 has a pinion 74 on its output shaft acting on a larger diameter gearing of a first counteracting pinion 76 which constitutes the first reduction stage and which in turn acts via a smaller diameter gearing on a larger diameter gearing of a second reduction pinion 78 forming the second reduction stage.
  • the second reduction gear 78 in turn, with its teeth of smaller diameter, acts on a transmission-neutral bridging pinion 80, which engages with a drive pinion 82 which is non-rotatably connected with the winding shaft 32 or 44.
  • the radii of the drive pinion 82 and the Kochbrü-- ckungsritzeis 80 are chosen so that their sum is greater than the radius of a roller body formed by the roller blind 28 and 30 in the fully wound on the winding shaft state of the respective blind sheet 28 and 30. This ensures in that the width of the roller blind web 28 or 30 in the vehicle transverse direction is not limited by the reduction stages of the reduction gear 56 or 60.
  • the coupling of the winding shafts 32 and 44 to the respectively assigned drive pinion 82 takes place, as shown in FIG. 5, via a drive shaft 84 designed as a propeller shaft, which is rigid with the respective winding shaft 32 or 44 and the respective drive pinion 82 rotatably connected.
  • the drive shaft 84 is thus acting as a propeller shaft with a in the radial direction of the winding shaft 32 and 44, respectively Kraftumlenk Scheme formed so that an optionally occurring angular offset between the axis of the respective winding shaft 32 and 44 and the axis of the respective drive pinion 82 can be compensated.
  • Such a design ensures that the smoothness of the drive pinion 82 is not affected by the winding shaft 32 and 44, respectively.
  • the winding shaft 32 and 44 has at its end facing the housing portion 68 an insert-like bearing sleeve 86, in the one hand, the propeller shaft 84 is fixed against rotation and on the other hand, the winding shaft 32 and 44 is rotatably mounted on an annular collar 88 of the housing portion 68.
  • the bearing sleeve 86 is rotatably connected to the respective winding shaft 32 and 44 and has for this purpose an outer profile, which corresponds to an inner profile of the tubular winding shaft into which it is inserted.
  • the drive pinion 82 has a tubular bearing portion 90, via which it is mounted on the housing portion 68 and in which the torsionally rigid drive or propeller shaft 84 rotatably engages.
  • the drive pinion 82 is non-rotatably connected to the respective conical cable winch 62 and 64, respectively.
  • FIG. 6 shows an alternative embodiment of a connection of the winding shaft 32 or 44 to the drive pinion 82.
  • This embodiment differs from that of FIG. 5 in that the sleeve-like insert 86 comprises a conical section 92, which serves as a cable winch for the respectively associated cable pull 42 or 50.
  • a side facing away from the winding shaft 32, 44 te the drive pinion 82 arranged winch can be dispensed with.
  • the embodiment according to FIG. 6 corresponds to that according to FIG. 5.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)

Abstract

La présente invention concerne un ensemble store pour un toit de véhicule. Cet ensemble store comprend une bande de store qui peut être enroulée sur un arbre d'enroulement (32, 44) ou en être déroulée. Cet arbre d'enroulement est solidaire en rotation d'un pignon d'entraînement (82) associé à un mécanisme de transmission qui est soumis à l'action d'un moteur électrique. Afin de compenser un éventuel décalage angulaire et/ou parallèle entre l'axe de l'arbre d'enroulement (32, 44) et l'axe du pignon d'entraînement (82) de l'arbre d'enroulement (32, 44), la liaison entre le pignon d'entraînement (82) et l'arbre d'enroulement (32, 44) est assurée au moyen d'un arbre d'entraînement (84) qui présente au moins une région de déflection de force.
PCT/DE2007/001192 2006-08-17 2007-07-05 Ensemble store pour toit de véhicule Ceased WO2008019640A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200610038540 DE102006038540A1 (de) 2006-08-17 2006-08-17 Rolloanordnung für ein Fahrzeugdach
DE102006038540.3 2006-08-17

Publications (1)

Publication Number Publication Date
WO2008019640A1 true WO2008019640A1 (fr) 2008-02-21

Family

ID=38657773

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2007/001192 Ceased WO2008019640A1 (fr) 2006-08-17 2007-07-05 Ensemble store pour toit de véhicule

Country Status (2)

Country Link
DE (1) DE102006038540A1 (fr)
WO (1) WO2008019640A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016104170A1 (fr) * 2014-12-24 2016-06-30 八千代工業株式会社 Dispositif de store à enroulement

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4724221B2 (ja) 2008-12-12 2011-07-13 八千代工業株式会社 ロールサンシェード装置
EP4701881A1 (fr) * 2023-04-27 2026-03-04 Inalfa Roof Systems Group B.V. Ensemble toit pour un véhicule

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001077479A2 (fr) * 2000-04-07 2001-10-18 Lutron Electronics Company, Inc. Store entraine par un moteur ultrasilencieux
US20030015301A1 (en) * 2001-07-19 2003-01-23 Killo Jason C. Motorized window shade system
DE10155167A1 (de) * 2001-11-12 2003-05-28 Webasto Vehicle Sys Int Gmbh Sonnenschutz-Rollanordnung für ein Fahrzeugdach

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001077479A2 (fr) * 2000-04-07 2001-10-18 Lutron Electronics Company, Inc. Store entraine par un moteur ultrasilencieux
US20030015301A1 (en) * 2001-07-19 2003-01-23 Killo Jason C. Motorized window shade system
DE10155167A1 (de) * 2001-11-12 2003-05-28 Webasto Vehicle Sys Int Gmbh Sonnenschutz-Rollanordnung für ein Fahrzeugdach

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016104170A1 (fr) * 2014-12-24 2016-06-30 八千代工業株式会社 Dispositif de store à enroulement
JPWO2016104170A1 (ja) * 2014-12-24 2017-10-05 八千代工業株式会社 ロールシェード装置

Also Published As

Publication number Publication date
DE102006038540A1 (de) 2008-02-21

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