WO2017013000A1 - Dispositif d'affichage pour véhicule à moteur comprenant un dispositif de détection pour détecter une surcharge et véhicule à moteur - Google Patents

Dispositif d'affichage pour véhicule à moteur comprenant un dispositif de détection pour détecter une surcharge et véhicule à moteur Download PDF

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Publication number
WO2017013000A1
WO2017013000A1 PCT/EP2016/066848 EP2016066848W WO2017013000A1 WO 2017013000 A1 WO2017013000 A1 WO 2017013000A1 EP 2016066848 W EP2016066848 W EP 2016066848W WO 2017013000 A1 WO2017013000 A1 WO 2017013000A1
Authority
WO
WIPO (PCT)
Prior art keywords
transmission
display device
display
force
designed
Prior art date
Application number
PCT/EP2016/066848
Other languages
German (de)
English (en)
Inventor
Karl Simonis
Lars Schoch
Daniel Kuntze
Ales Krupka
Original Assignee
Valeo Schalter Und Sensoren 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 Valeo Schalter Und Sensoren Gmbh filed Critical Valeo Schalter Und Sensoren Gmbh
Publication of WO2017013000A1 publication Critical patent/WO2017013000A1/fr

Links

Classifications

    • B60K35/50—
    • B60K35/23—
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0149—Head-up displays characterised by mechanical features
    • 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
    • F16H—GEARING
    • F16H35/00—Gearings or mechanisms with other special functional features
    • F16H35/10—Arrangements or devices for absorbing overload or preventing damage by overload

Definitions

  • the present invention relates to a display device for a motor vehicle with a display element and with a drive device, which comprises a drive motor and a transmission for transmitting a force and / or a torque from the
  • Drive motor to the display element comprises, wherein the display element is movable by means of the drive means as a result of the transmission of force and / or torque.
  • the present invention relates to a motor vehicle with such a display device.
  • Such display devices have a display element with which a display of a driver of the motor vehicle or another vehicle occupant can be provided.
  • a display element with which a display of a driver of the motor vehicle or another vehicle occupant can be provided.
  • Display elements are known which comprise a corresponding screen which is arranged in an interior of the motor vehicle.
  • display devices for motor vehicles are known, which are designed as head-up display devices or as head-up displays.
  • Such a display device usually comprises an image forming device with which light can be emitted.
  • the display device comprises an optical device, which may comprise, for example, one or more mirrors. With the optical device, the light emitted by the image generating device can be projected onto the display element.
  • the display element in this case has a semi-transparent mirror surface. This semitransparent mirror surface may be defined, for example, by a region of
  • Windshield of the motor vehicle are provided. Further are
  • Display devices which have a separate display element. Such display elements may also be referred to as combiners.
  • Overlaying the information projected onto the display element, which is reflected by it, with information appearing through the display element from an environment located behind the display element can thus be used to provide a virtual image or a virtual display.
  • a drive device is provided, by means of which the display element between a storage position and a Use position can be moved. In the staging this can
  • Display element for example, be arranged within a housing of the display device or within a dashboard of the motor vehicle. In the position of use, the display element may at least partially be arranged outside the housing.
  • the drive device comprises in particular a drive motor and a corresponding gear.
  • EP 2 755 075 A1 describes a display device for a vehicle, which has a mechanism with which a combiner can be moved between a use position and a stowed position.
  • the mechanism has a
  • the mechanism may further include a corresponding electric motor and a transmission.
  • Display device can be operated with a movable display element robust and reliable.
  • the drive device comprises a drive motor and a transmission for transmitting a force and / or a torque from the drive motor to the display element, wherein the display element is movable by means of the drive device as a result of the transmission of the force and / or the torque.
  • the transmission is designed such that when applying the transmission with an overload, which is a predetermined threshold
  • the display device has a detection device for detecting the movement of the at least one transmission element.
  • the display device can be used in a motor vehicle.
  • the display device may be arranged in an interior of the motor vehicle.
  • the display device comprises a display element on which information can be displayed.
  • the display element can be moved.
  • the drive device has a drive motor or an electrical machine.
  • the drive device has a corresponding transmission, which is mechanically connected to the drive motor.
  • Use position can be adjusted by means of the drive device.
  • the transmission has an overload protection.
  • This overload protection can prevent the
  • Display device for example, is arranged on a dashboard of the motor vehicle, which obstructs the movement of the display element of the stowed position in the position of use. It may also be the case, for example, that a vehicle occupant presses against the display element and thus provides an overload force which is greater than a predetermined threshold or force threshold value.
  • this overload force is applied to the display element or the drive device, at least one transmission element of the transmission moves in a predetermined direction.
  • the at least one transmission element may for example be a gear.
  • the at least one transmission element may move or rotate in a first direction. If the overload exists, the at least one transmission element may move in a second direction different from the first direction.
  • a detection device is provided, by means of which the
  • Movement of the at least one transmission element can be detected.
  • the overload protection can ensure destruction in the event of overload or overload.
  • Transmission element a current position of the display element can be adjusted without this being detected. With the help of the detection device can now be recognized whether the overload force has acted on the display device or not. Thus, an abuse action on the drive device can be reliably detected.
  • the detection means is adapted to output a signal upon detecting the movement of the at least one transmission element.
  • a signal can be output by means of the detection device.
  • This signal can be output, for example, magnetically or optically.
  • an electrical signal can be output by means of the detection device.
  • This electrical signal may be output in the form of a predetermined electrical voltage, a predetermined electrical current, a pulse train or the like.
  • the electrical signal can be transmitted, for example, to an electronic control unit of the motor vehicle.
  • the electrical signal can be used, for example, to output a corresponding warning.
  • it can be provided that, as a result of the electrical signal, an entry in one
  • the display device has a control device for controlling the drive motor in response to the signal.
  • Control device for example, by an electronic control unit of the
  • the control device can also be formed by a corresponding electronics of the display device. In this case, the control of the drive motor by means of the control device can take place such that the display element is moved into the stowed position. It can also be provided that the
  • the transmission is designed such that the at least one transmission element for preventing the force and / or the torque moves translationally and / or performs a pivoting movement.
  • the transmission may be formed as a worm gear and / or have a helical gear as the at least one transmission element.
  • the at least one transmission element or the gear is translationally moved in the presence of the overload force.
  • the transmission or the at least one transmission element is designed such that the at least one transmission element is pivoted as a result of the overload force.
  • the display device has a spring element which exerts a predetermined spring force on the at least one transmission element.
  • the spring element may be formed so that the at least one
  • Transmission element is held by the spring force of the spring element in a predetermined position and thus serves to transmit the force and / or torque. If the overload force is exerted on the transmission, the at least one
  • the spring element is dimensioned such that the at least one transmission element no longer by means of the spring force in the
  • predetermined position is held. This can be provided in a simple and cost-effective way overload protection.
  • the detection device has a switch and the transmission is designed such that the at least one transmission element actuates the switch during the movement.
  • the switch may preferably be designed as a microswitch. If the at least one transmission element is moved as a result of the overload force, the switch can also be activated by the movement of the at least one transmission element.
  • an overload can be easily detected with the aid of the detection device and an electrical signal can be output. It can also be provided that the detection device has a button.
  • Contact element on and the transmission is designed such that the at least one transmission element is in contact with the contact element during the movement.
  • the contact element may be formed in particular as a sliding contact.
  • an electrical connection between the at least one transmission element and the contact element can be detected.
  • an overload can be detected by means of the detection device in a simple and cost-effective manner.
  • the display device comprises an angle sensor for detecting a position of a rotor of the drive motor, wherein the
  • Detection device and the angle sensor are arranged on a common circuit board.
  • an angle sensor is usually implemented in the drive motor. This
  • an angle sensor can be connected to the shaft of the motor
  • a magnetic sensor in particular a Hall sensor
  • a corresponding code disc be provided, which is connected to the drive shaft.
  • the magnetic sensor or photocell may be mounted on a special small circuit board located near the drive motor. On this anyway existing PCB can also the
  • Detection device can be arranged.
  • the detection device can be particularly simple and space-saving integrated.
  • the display device is designed as a top-up display device and the display element has a semi-transparent mirror surface.
  • the display device is designed as a head-up display.
  • the display element may also be referred to as combiner, combiner disc or combiner mirror.
  • the display element or the combiner can be made of a glass or of a plastic. If a virtual image or a virtual display is to be provided by means of the display device, this can
  • Display element are moved from the stowage position in the use position.
  • the display device has an image generating device and an optical device, wherein the image generating device is designed for emitting light and the optical device is designed to project the light emitted by the image generating device onto the display element in order to provide a virtual display. Due to the fact that the display element a
  • the light which is projected onto the display element is reflected to the eyes of the driver of the motor vehicle.
  • the driver's eyes receive the light which shines from an environment behind the display element through the display element to the driver.
  • a virtual image or display is provided to the driver.
  • a motor vehicle according to the invention comprises an inventive
  • the motor vehicle is designed in particular as a passenger car.
  • Fig. 1 is a fragmentary view of a motor vehicle, which is a
  • Display device comprises;
  • FIG. 2 shows a drive device of the display device according to a first
  • Fig. 3 shows a drive device of the display device according to a second
  • Embodiment in a perspective view Embodiment in a perspective view.
  • Fig. 1 shows a fragmentary view of a motor vehicle 1 according to an embodiment of the present invention.
  • the motor vehicle 1 is in the
  • present embodiment designed as a passenger car.
  • Motor vehicle 1 comprises a display device 2.
  • the display device 2 is formed in the present embodiment as a head-up display device or as a head-up display.
  • the display device 2 comprises an image generating device 3, by means of which light can be emitted.
  • an image can be provided with the image generation device 3.
  • the image generating device 3 may for example have a corresponding screen, with which the image can be provided or with which the light can be emitted.
  • the display device 2 comprises an optical device 5.
  • the optical device 5 comprises a mirror 6 in the present case. The light 4 radiated by the imaging device 3 strikes first the mirror 6 and then a display element 7 of FIG.
  • Display device 2 The image generating device 3 and the optical device 5 are presently arranged within a dashboard of the motor vehicle 1.
  • the arrangement of the individual components of the display device is to be understood herein purely by way of example. These can also be arranged at other positions.
  • the display element 7 can also be referred to as combiner mirror, combiner disc or combiner.
  • the display element 7 has a mirror surface, which is formed semitransparent.
  • the display element 7 is formed of a glass or a plastic.
  • the light 4 emitted from the image forming device 3 is projected onto the display element 7 by means of the optical device 5. Further, the light 4 projected on the display element 7 is reflected to the eyes 9 of a driver of the motor vehicle 1.
  • this display is superimposed with the light that passes from a surrounding area 1 1 of the motor vehicle 1 to the eyes 9 of the driver, with the light that is projected onto the display element 7.
  • For the driver of the motor vehicle 1 thus results in a virtual display 10 or a virtual image.
  • the display device 2 also has a drive device 8, by means of which the display element 7 can be moved.
  • the display element 7 by means of the drive device 8 between a stowage position and a
  • Display element 7, for example, within the dashboard of the motor vehicle. 1 are located.
  • the virtual display 10 can be provided to the driver.
  • an inclination of the display element 7 in the position of use can be adjusted by means of the drive device 8.
  • the display element 7 can be adapted to a position of the eyes 9 of the driver.
  • the drive device 8 comprises a drive motor 12, which is designed for example as a DC motor or DC motor.
  • the drive device 8 includes a transmission 13. With the transmission 13, a force and / or torque can be transmitted from the drive motor 12 to the display element 7. In this way, the display element 7 can then be moved.
  • the gear 13 comprises a worm 14, which engages in a toothing of a worm wheel 15.
  • the worm wheel 15 is rotatably connected to a gear 16.
  • the gear 16 in turn engages in the toothing of another gear 17.
  • This gear 17 is in turn with a gear 18th
  • a drive shaft of the electric machine 12 is rotatably connected to a magnetic disk 19.
  • an angle sensor 20 which is arranged on a printed circuit board 21, an angle of a rotor of the drive motor 12 can be detected.
  • the angle sensor 20 in the present example comprises a magnetic sensor or a Hall sensor.
  • the gear 13 is presently designed so that when
  • the gear 16 is moved as the at least one transmission element along the arrow 24 due to the overload force. It can be provided that the gear 16 is acted upon by a spring element with a spring force. The spring force may be determined such that the gear 16 is held in normal operation with the spring in. In the presence of an overload, the gear 16 is then moved against the spring in a direction 24.
  • the display device 2 further comprises a detection device 22, by means of which the movement of the at least one transmission element or the gear 16 can be detected.
  • the detection device 22 comprises a switch 23, which is also arranged on the printed circuit board 21.
  • Overload force is moved in the direction 24, the switch 23 is actuated.
  • an electrical signal can be output.
  • This electrical signal can for example be transmitted to a control device, which is formed for example by an electronic control unit of the motor vehicle 1 or by an electronic device of the display device 2 itself.
  • a warning can be issued to the driver of the motor vehicle 1.
  • a corresponding control signal can be transmitted to the drive motor 12.
  • the transmission 13 has a transmission element 27, which is substantially U-shaped and has a toothing, in which the thread of the rack 26 engages.
  • the transmission element 27, Via a spring element 18, the transmission element 27, which can also be referred to as a half-nut, acted upon by a spring force.
  • the transmission element 27 moves in a direction 34 which is opposite to the spring force, thereby triggering the switch 23 of the detection device 22 from.
  • the overload can be detected with the aid of the detection device 22.
  • FIG. 4 shows a drive device according to a third embodiment in a perspective view.
  • the electric machine 12 is in turn connected to the screw 14.
  • a transmission element 29 is provided, which serves to transmit the torque, which is provided by the drive motor 12, to a gear 32, which is connected to a shaft 33.
  • the transmission element 29 has a gear 30 which engages in the toothing of the screw 14.
  • the transmission element 29 comprises a further screw 31, which meshes with the gear 32. If there is an overload, the transmission element 29 is deflected in a direction 35 and strikes the switch 23 of the detection device 22. Also in this case, the overload can be detected in a simple manner with the aid of the detection device 22.
  • the transmission element 29 may be biased by a spring.

Abstract

La présente invention concerne un dispositif d'affichage (2) destiné à un véhicule à moteur (1), comprenant un élément d'affichage (7) et un dispositif d'entraînement (8) qui comprend un moteur d'entraînement (12) et une transmission (13) pour transmettre une force et/ou un couple du moteur d'entraînement (12) à l'élément d'affichage (7), l'élément d'affichage (7) pouvant être mis en mouvement au moyen du dispositif d'entraînement (8) suite à la transmission de la force et/ou du couple, la transmission (13) étant conçue de sorte que, lorsque la transmission (13) est sollicité par une force de surcharge qui dépasse une valeur seuil prédéterminée, au moins un élément de transmission (16, 27, 29) de la transmission (13) se déplace dans une direction (24, 34, 35) prédéterminée pour réduire la transmission de la force et/ou du couple, et le dispositif d'affichage (2) présente un dispositif de détection (22) pour détecter un mouvement de l'au moins un élément de transmission (16, 27, 29).
PCT/EP2016/066848 2015-07-17 2016-07-15 Dispositif d'affichage pour véhicule à moteur comprenant un dispositif de détection pour détecter une surcharge et véhicule à moteur WO2017013000A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015111616.2A DE102015111616B4 (de) 2015-07-17 2015-07-17 Anzeigevorrichtung für ein Kraftfahrzeug mit Erfassungseinrichtung zum Erfassen einer Überlast sowie Kraftfahrzeug
DE102015111616.2 2015-07-17

Publications (1)

Publication Number Publication Date
WO2017013000A1 true WO2017013000A1 (fr) 2017-01-26

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PCT/EP2016/066848 WO2017013000A1 (fr) 2015-07-17 2016-07-15 Dispositif d'affichage pour véhicule à moteur comprenant un dispositif de détection pour détecter une surcharge et véhicule à moteur

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DE (1) DE102015111616B4 (fr)
WO (1) WO2017013000A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112805171A (zh) * 2019-05-14 2021-05-14 奥迪股份公司 显示设备和具有显示设备的机动车

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040075639A1 (en) * 2002-10-17 2004-04-22 Thales Avionics In-Flight Systems, Llc Display retract mechanism
WO2012169556A1 (fr) * 2011-06-08 2012-12-13 株式会社ニフコ Structure de raccord d'un couvercle
CN204360017U (zh) * 2014-12-25 2015-05-27 比亚迪股份有限公司 一种车载抬头显示系统及汽车

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US4202603A (en) * 1977-05-31 1980-05-13 Koito Manufacturing Company Limited Remotely controlled mirrors
JP5878712B2 (ja) 2011-09-06 2016-03-08 矢崎総業株式会社 車両用表示装置
JP6222988B2 (ja) * 2013-05-20 2017-11-01 ミネベアミツミ株式会社 表示装置
EP2930551B1 (fr) * 2014-04-09 2020-01-15 Continental Automotive GmbH Dispositif d'affichage à tête haute comprenant un dispositif de positionnement pour roue de combineur pivotant autour d'un axe de pivotement
DE102014209801B4 (de) * 2014-05-22 2023-12-07 Volkswagen Aktiengesellschaft Kraftfahrzeug mit einer in ein Armaturenbrett integrierten Bedienvorrichtung

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040075639A1 (en) * 2002-10-17 2004-04-22 Thales Avionics In-Flight Systems, Llc Display retract mechanism
WO2012169556A1 (fr) * 2011-06-08 2012-12-13 株式会社ニフコ Structure de raccord d'un couvercle
CN204360017U (zh) * 2014-12-25 2015-05-27 比亚迪股份有限公司 一种车载抬头显示系统及汽车

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112805171A (zh) * 2019-05-14 2021-05-14 奥迪股份公司 显示设备和具有显示设备的机动车
CN112805171B (zh) * 2019-05-14 2023-07-14 奥迪股份公司 显示设备和具有显示设备的机动车

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DE102015111616B4 (de) 2020-11-19
DE102015111616A1 (de) 2017-01-19

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