WO2018147007A1 - Appareil d'affichage - Google Patents

Appareil d'affichage Download PDF

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Publication number
WO2018147007A1
WO2018147007A1 PCT/JP2018/000964 JP2018000964W WO2018147007A1 WO 2018147007 A1 WO2018147007 A1 WO 2018147007A1 JP 2018000964 W JP2018000964 W JP 2018000964W WO 2018147007 A1 WO2018147007 A1 WO 2018147007A1
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WO
WIPO (PCT)
Prior art keywords
display device
combiner
display
side plate
casing
Prior art date
Application number
PCT/JP2018/000964
Other languages
English (en)
Japanese (ja)
Inventor
淳史 工藤
高橋　正和
真 阿部
猛 三木
正人 齋藤
浩平 豊田
Original Assignee
パイオニア株式会社
東北パイオニア株式会社
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 パイオニア株式会社, 東北パイオニア株式会社 filed Critical パイオニア株式会社
Priority to JP2018566807A priority Critical patent/JPWO2018147007A1/ja
Publication of WO2018147007A1 publication Critical patent/WO2018147007A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles

Definitions

  • the present invention relates to a display device.
  • the head-up display is a display device that displays driving support information such as vehicle information, road information, navigation information, and the like on a translucent display member called an image combiner (hereinafter also simply referred to as a combiner).
  • the head-up display displays, for example, driving support information as described above as a virtual image in front of the windshield.
  • the driving support information is visually recognized by the driver over the scenery in front of the vehicle. Therefore, the head-up display can provide the driving support information to the driver with little movement of the driver's line of sight.
  • Patent Document 1 discloses a display device for a vehicle that displays a virtual image by reflecting display light emitted from a display by a reflection mirror, and reflects the light by rotating the reflection mirror about a shaft portion. A configuration for opening and closing the mirror is disclosed.
  • the angle is adjusted after the reflection mirror is completely deployed.
  • the angle of the reflecting mirror is not an appropriate angle for displaying a virtual image. It is difficult to display a virtual image only by protruding from the housing.
  • an object of the present invention is to provide a display device capable of providing a display that is easy for the user to see regardless of the amount of protrusion of the combiner.
  • Another object of the present invention is to provide a display device that can adjust the angle of the combiner regardless of the protrusion amount of the combiner, for example.
  • Another object of the present invention is to provide a display device that can position the combiner in a reproducible position at the time of the previous deployment, for example, when the combiner is stored after being deployed and deployed again.
  • Another object of the present invention is to provide a compact display device, for example.
  • the display device is a display device according to the present invention, wherein the display device includes a first housing having a pair of side plate portions, and a storage that engages with the pair of side plate portions and is between the pair of side plate portions. It has a display member which can move between a position and a deployment position which protrudes from the storage position, and a 2nd case which supports the 1st case so that rotation is possible.
  • FIG. 6 is a perspective view of the display device according to the first embodiment during a display operation.
  • FIG. 6 is a perspective view of the display device according to the first embodiment when the area-saving display operation is performed.
  • FIG. 3 is a perspective view of the display device according to Example 1 during a non-display operation. 3 is a perspective view of a combiner unit of the display device according to Embodiment 1.
  • FIG. FIG. 3 is a perspective view of a shutter of the display device according to the first embodiment.
  • 1 is a perspective view of a display device according to Embodiment 1 as viewed from above. It is sectional drawing which shows the mode of angle adjustment operation
  • FIG. 6 is a side view of the display device according to the first embodiment in all display modes. 6 is a side view of the display device according to the first embodiment in an area saving display mode. FIG. FIG. 6 is a side view of the display device according to Example 1 during a non-display operation.
  • FIG. 3 is a block diagram of a control system of the display device according to the first embodiment. It is a rear view at the time of displaying the example of a display image in all the display modes of the display apparatus concerning Example 1.
  • FIG. 6 is a rear view when a display image example in the area saving display mode of the display device according to the first embodiment is displayed.
  • HUD head-up display
  • FIG. 1A is a perspective view when the display device 10 according to the first embodiment is in a display operation (when the combiner is deployed) and is in a full display mode.
  • FIG. 1B is a perspective view during display operation of the display device 10 and during area-saving display.
  • FIG. 1C is a perspective view of the display device 10 during a non-display operation (when the combiner is stored).
  • the display device 10 is mounted on a moving body such as an automobile. For example, when mounted on an automobile, the display device 10 is mounted in a dashboard, for example.
  • the outer casing 11 as the second casing has a plate-shaped top plate portion TP.
  • the top plate TP is made transparent, and the outer shape thereof is indicated by a dashed line.
  • the outer casing 11 has a pair of plate-like side plate portions SP that extend perpendicularly to the extending direction of the top plate portion TP from the opposite side portions of the top plate portion TP and face each other. Further, the outer casing 11 extends from the opposite side portion of the top plate portion TP substantially perpendicular to the extending direction of the top plate portion TP, that is, extends in the same direction as the extension direction of the side plate portion and faces each other. It has a plate-like front plate portion FP and a rear plate portion RP.
  • the direction in which the front plate portion FP and the rear plate portion RP face each other will be described as the depth (front-rear) direction (X-axis direction).
  • the direction perpendicular to the plate surface of the side plate portion SP1 will be described as the width direction (Y-axis direction).
  • the direction perpendicular to the plate surface of the top plate TP will be described as the height (up and down) direction (Z-axis direction).
  • the direction in which the side plate portion extends as viewed from the top plate is referred to as the downward direction, and the opposite direction is referred to as the upward direction.
  • the top plate TP is provided with an opening OP1 which is a longitudinal opening extending in the width direction (Y direction) of the display device 10.
  • the top plate TP is provided with an opening OP2 that is aligned with the opening OP1 in the depth direction (X direction) and is further away from the front plate portion FP than the opening OP1.
  • a light source (not shown) is attached to the front plate portion FP.
  • a reflection mirror ML is provided on the surface of the rear plate portion RP facing the front plate portion FP.
  • the display device 10 has a configuration in which light emitted from the light source is reflected by the reflection mirror ML.
  • the side plate portion SP1 is provided with a protruding plate portion 11P protruding upward.
  • a support hole 13 penetrating the protruding plate portion 11P in the width direction of the display device 10 is provided at the upper end of the protruding plate portion 11P.
  • the support hole 13 is a hole whose upper end is open.
  • the support hole 13 is disposed in the vicinity of the opening OP1.
  • the inner casing 15 as the first casing has side plate portions SP2 that face each other in the width direction of the display device 10.
  • a guide groove GV as a guide structure extending in the vertical direction is provided inside each of the side plate portions SP2.
  • the inner casing 15 is formed with an opening LH through which light emitted from a light source attached to the front plate portion FP of the outer casing 11 passes.
  • Support pins 17 projecting outward in the width direction of the display device 10 are formed on the upper portions of the side plate portions SP2.
  • a support pin 17 as a support pin structure is fitted in the support hole 13 of the outer casing 11.
  • the support pin 17 is slidable with respect to the inner surface of the support hole 13 and is supported so as to be rotatable with respect to the outer casing 11. That is, the inner casing 15 is supported by the outer casing 11 so as to be rotatable or swingable in the front-rear direction with respect to the outer casing 11 with the support pin 17 as an axis.
  • the support pin 17 protrudes along the rotation axis of the inner casing 15 with respect to the outer casing 11.
  • the support hole 13 is disposed close to the opening OP1. Therefore, the support pin 17 is supported at a position close to the opening OP1, and the rotation shaft of the inner casing 15 is also close to the opening OP1.
  • An image combiner unit (hereinafter referred to as a combiner unit) 19 as a display member is a member having a plate-shaped combiner portion 19A having translucency.
  • the combiner unit 19 is slidably supported with respect to the side plate portion SP2.
  • the combiner portion 19A as the display portion has a plate surface that is convexly curved in one direction (arrow PD direction in the figure).
  • the combiner portion 19A is configured to form a virtual image in the convex-side space region when irradiation light enters from the concave-surface side.
  • the direction toward the convex of the combiner portion 19A (in the direction of arrow PD in the figure) during the display operation (when the combiner is expanded) shown in FIG. 1A will be described as the front of the display device 10 and vice versa.
  • the windshield of the moving body for example, an automobile
  • the passenger of the moving body looks at the combiner unit 19 from the rear side of the display device 10.
  • the combiner unit 19 protrudes from the space inside the inner casing 15, that is, between the side plate portions SP2, through the opening OP1, and moves upward. It will be in the state where it stood up. That is, the combiner unit 19 is in the deployed position (also referred to as a protruding position).
  • the combiner unit 19 is in the deployed position (also referred to as a protruding position).
  • irradiation light light beam
  • a light source not shown
  • the light passes through the opening OP2 and is irradiated to the combiner 19A.
  • the combiner unit 19A in the entire display mode in which display can be performed using the entire combiner unit 19A, the combiner unit 19A almost entirely includes the outer casing 11 and the inner casing through the opening OP1. Projecting upward from 15.
  • This state is also referred to as a fully developed state in the following description. Further, the position of the combiner unit 19 in this state is referred to as a fully projecting position.
  • the combiner unit 19A in the area saving display mode in which the display can be performed using a part of the combiner unit 19A, the combiner unit 19A has the outer casing 11 and the inner casing through the opening OP1. It protrudes about half from the body 15.
  • This state is also referred to as a semi-deployed state in the following description.
  • the position of the combiner unit 19 in this state is referred to as a semi-projecting position.
  • the combiner unit 19 slides and is accommodated in the outer casing 11 and the inner casing 15, that is, in the space between the side plate portions SP2 of the inner casing 15 during the non-display operation. The That is, during the non-display operation, the combiner unit 19 is in the storage position in the storage space in the inner casing 15 formed between the two side plate portions SP2.
  • the opening OP1 is shielded by the shutter 21 during the non-display operation (when the combiner is stored).
  • the shutter 21 is provided so as to be movable between a shielding position capable of shielding the opening OP1 and a storage position in the outer casing 11, for example, a position along the lower surface of the top plate TP. That is, the shutter 21 is brought to the storage position during the display operation and to the shielding position during the non-display operation. In other words, the shutter 21 is brought on the slide movement path of the combiner unit 19 during the non-display operation.
  • the combiner unit 19 is stored in the storage position in the outer casing 11 and the inner casing 15 before the display device 10 is turned on (before the engine of the automobile is started or before the ignition is turned on). ing. Thereafter, when the power of the display device 10 is turned on, the combiner unit 19 slides from the storage position and is arranged at the unfolded position. That is, the combiner unit 19 is slidably supported with respect to the side plate portion SP2, and moves between the storage position and the deployed position.
  • FIG. 2 shows an enlarged perspective view of the combiner unit 19.
  • the combiner portion 19A is fixedly held by a holding portion 19B.
  • a combiner pin P1 that protrudes outward in the width direction of the display device 10 and a combiner pin P2 that is arranged side by side with the combiner pin P1 in the vertical direction are provided at both ends in the width direction of the display device 10 of the holding unit 19B. Is provided.
  • Both combiner pins P1 and P2 as pin structures arranged side by side in the vertical direction at one end are slidably inserted into one guide groove GV of the pair of side plate portions SP2. That is, the combiner pins P1 and P2 are engaged with the side plate portion SP2, and the combiner unit 19 is slidable with respect to the side plate portion SP2 along the guide groove GV.
  • the combiner unit 19 is engaged with the inner casing 15 via the combiner pins P1 and P2.
  • the combiner unit 19 also rotates in accordance with the rotation of the inner casing 15 about the support pin 17 as an axis, and the inclination of the combiner unit 19 with respect to the outer casing 11 also changes.
  • FIG. 3 shows an enlarged perspective view of the shutter 21.
  • the shutter 21 has a shutter plate 21A and plate-like side portions 21B that rise vertically from both ends of the shutter plate 21A and face each other.
  • Two shutter pins 21P1 and 21P2 projecting outward in the width direction of the display device 10 are formed on the surface of the side portion 21B opposite to the surface facing each other.
  • the shutter pins 21P1 and 21P2 are guided and slid along guide holes (not shown) formed in the side plate portion SP2.
  • FIG. 4 is a perspective view of the display device 10 as viewed from above.
  • the top plate TP is omitted as in FIGS. 1A to 1C.
  • the first actuator M1 is an electric motor fixed to one inner side of the side plate portion SP2.
  • the first actuator M1 has a worm W attached to a shaft.
  • the drive shaft 23 extends in the width direction of the display device 10, passes through the side plate portion SP2, and is rotatable with respect to the side plate portion SP2.
  • the drive shaft 23 is provided with a worm wheel WH that meshes with the worm W and forms a worm gear together with the worm W. That is, when the first motor M1 is driven, the drive shaft 23 rotates in response thereto.
  • the disc gear 25 is a gear that is rotatably attached to the side plate portion SP2 on the outer surface of each of the two side plate portions SP2.
  • the disc gear 25 meshes with gears (not shown) provided at both ends of the drive shaft 23, and rotates according to the rotation of the drive shaft 23.
  • Rotating arm 27 as a rotating member is an arm member connected to the inside of each of the two side plate portions SP2.
  • the rotating arm 27 is connected to the side plate part SP2 via an arm shaft pin 27A at one end, and is rotatable with respect to the side plate part SP2 about the arm shaft pin 27A.
  • the rotation arm 27 is engaged with the combiner unit 19, and when the rotation arm 27 is rotated, the combiner unit 19 is configured to slide along the guide groove GV.
  • 2nd actuator M2 as a rotation drive part contains rod M2B currently held by base M2A and base M2A.
  • the rod M2B is held by the base M2A so as to be slidable with respect to the base M2A along the axial direction. That is, the rod M2B is slidable in a direction perpendicular to the rotation axis of the inner casing 15 with respect to the outer casing 11.
  • the second actuator M2 is configured to generate a reciprocating motion of the rod M2B, and may be, for example, a linear actuator such as an electric cylinder or a solenoid.
  • the base M2A is fixed to a U-shaped support member 29.
  • the support member 29 is supported by the inner housing 15 via the base support pins 29P so that the support member 29 is rotatable with respect to the inner housing 15 around the rotation axis along the width direction of the display device 10 at both ends.
  • the base M2A is rotatable around an axis parallel to the rotation axis of the inner casing 15 with respect to the outer casing 11.
  • a spherical fitting member I is provided at the tip of the rod M2B.
  • the fitting member I is fitted into a receiving portion R as a receiving portion formed in a convex portion CP provided on the bottom plate portion BP of the outer casing 11.
  • the fitting member I is rotatable while being restrained by the receiving portion R. That is, the second actuator M2 is rotatable with respect to the outer casing 11 around the fitting member I fitted into the receiving portion R.
  • the inner casing 15 is rotatable with respect to the outer casing 11 with the support pin 17 as a rotation axis. Therefore, by linearly moving the rod M2B of the actuator M2, the distance between the convex portion CP and the base body support pin 29P to which the base body M2A is attached is changed, and the support pin 17 is used as an axis with respect to the outer casing 11.
  • the inner casing 15 can be rotated or swung.
  • tilt operation of combiner unit Hereinafter, a tilt operation for changing the tilt angle of the combiner unit 19 during deployment will be described with reference to FIGS. 5 and 6 are cross-sectional views when the display device 10 is cut along the XZ plane.
  • FIG. 5 is a cross-sectional view when the combiner unit is tilted most backward
  • FIG. 6 is a cross-sectional view when the combiner unit is tilted most forward and is almost upright.
  • the rod M2B is in the state of being most drawn into the base M2A. That is, the convex portion CP and the base body support pin 29P are in the closest state, and the inner casing 15 and the combiner unit 19 are in the state of being inclined most backward.
  • the rod M2B When the combiner unit 19 shown in FIG. 6 is tilted most forward, the rod M2B is in the state most protruding from the base M2A. That is, the convex portion CP and the base support pin 29P are in the most separated state, and the inner housing 15 and the combiner unit 19 are in the most inclined state.
  • the combiner unit 19 is engaged with the inner casing 15. For this reason, the combiner unit 19 also rotates with respect to the outer casing 11 in accordance with the rotation of the support pin 17 (see FIGS. 1A to 1C) of the inner casing 15 as an axis. Can be adjusted.
  • the support hole 13 is disposed in the vicinity of the opening OP1.
  • the moving mechanism for moving the combiner unit 19 will be described in detail with reference to FIGS.
  • the unfolding and storing operation performed by the moving mechanism will be described.
  • 7 to 9 only the outer shape of the outer casing 11 is indicated by a one-dot chain line. 7 to 9 show the light source LS provided on the front plate portion FP of the outer casing 11 and the reflection mirror ML provided on the rear plate portion RP.
  • FIG. 7 is a side view of the display device 10 when the combiner unit 19 is stored, that is, when the display device 10 is in a non-display operation.
  • the guide groove GV into which the combiner pins P1 and P2 of the combiner unit 19 are inserted is formed on the inner side surface of the side plate portion SP2 of the inner casing 15.
  • the guide groove GV has a curved region GV1 as a curved guide portion that extends along a curved curve that protrudes forward from the upper end downward.
  • the guide groove GV has a bent region GV2 that is bent forward near the lower end.
  • the support pin 17 is provided in a portion along the guide groove GV, and is supported at a position close to the opening OP1 as described above. Therefore, in the tilt operation described above, the combiner portion 19A has a structure that hardly interferes with the inside of the opening OP1.
  • the side plate portion SP2 is formed with a guide hole GH1 which is a longitudinal hole into which the shutter pin 21P1 of the shutter 21 is inserted and a guide hole GH2 which is a longitudinal hole into which the shutter pin 21P2 is inserted.
  • the shutter pins 21P1 and 21P2 are movable along the guide holes GH1 and GH2, respectively.
  • the disc gear 25 is rotatably attached to the outer surface of the side plate portion SP2.
  • the disc gear is an external gear having teeth on the outer periphery.
  • the circular gear 25 as a cam member is provided at the end portion of the drive shaft 23 described above, and meshes with a drive gear 23A disposed outside the side plate portion SP2. That is, the disc gear 25 is rotated by driving the first actuator M1 and rotating the drive shaft 23 and the drive gear 23A.
  • the disc gear 25 has an arm drive groove 25A on the inner surface facing the side plate portion SP2.
  • the arm drive groove 25A has one end near the center of the disc gear 25, and extends along a curve moving away from the center as it turns, that is, along a spiral curve, and the other end near the outer periphery of the disc gear 25. It is a certain groove.
  • the disc gear 25 has a shutter drive groove 25B on the outer surface facing the side opposite to the side plate portion SP2.
  • the shutter drive groove 25B is formed continuously with straight portions 25B1 and 25B1 extending substantially along the radial direction from a predetermined position on the outer surface of the disc gear 25, and extends along the circumferential direction.
  • the groove has a curved portion 25B2.
  • Rotating arm 27 is an arm having a bent portion. As described above, the rotation arm 27 has the arm shaft pin 27A on the surface facing the inner surface of the side plate portion SP2, and is rotatable with respect to the side plate portion SP2 around the arm shaft pin 27A. Yes.
  • the rotation arm 27 has an arm drive pin 27B that protrudes toward the side plate portion SP2 at the bent portion.
  • the arm drive pin 27B passes through the escape hole EH, which is a through hole formed in the side plate portion SP2, and is inserted into the arm drive groove 25A of the circular gear 25. That is, when the disk gear 25 rotates, the rotating arm 27 rotates about the arm shaft pin 27A so that the distance from the center of the arm driving pin 27B and the disk gear 25 changes.
  • the turning arm 27 penetrates the turning arm 27 in the width direction of the display member 10 at the end opposite to the end provided with the arm shaft pin 27A connected to the side plate portion SP2. It has a pin holding hole 27H as an engaging portion.
  • the above-described combiner pin P1 is inserted into the pin holding hole 27H. That is, when the rotating arm 27 rotates, a force is transmitted to the combiner unit 19 via the combiner pin P1, and the combiner unit 19 slides along the guide groove GV.
  • the shutter arm 31 is a longitudinal arm member attached to the outer surface of the side plate portion SP2 so as to be rotatable with respect to the side plate portion SP2.
  • the shutter arm 31 is fixed to the outer surface of the side plate portion SP2 by an arm shaft pin 31A so as to be rotatable with respect to the side plate portion SP2.
  • the shutter arm 31 has an arm drive pin 31B that protrudes toward the side plate portion SP2 at one end.
  • the arm drive pin 31B is inserted into the shutter drive groove 25B of the disc gear 25. That is, when the disc gear 25 rotates, the shutter arm 31 rotates about the arm shaft pin 31A so that the distance from the arm drive pin 31B and the center of the disc gear 25 changes.
  • the shutter arm 31 has a pin holding hole 31H which is a long through hole at the other end.
  • a shutter pin 21P1 is slidably inserted into the pin holding hole 31H. That is, when the shutter arm 31 rotates, a force is transmitted to the shutter 21 via the shutter pin 21P1, and the shutter 21 slides along the guide holes GH1 and GH2.
  • the mechanism including the actuator M1, the worm gear including the worm W and the worm wheel WH, the drive shaft 23, the circular gear 25, and the rotating arm 27 is also referred to as a moving mechanism.
  • the circular gear 25 rotates when the first actuator M1 is driven and the drive shaft 23 and the drive gear 23A rotate.
  • the drive shaft 23 and the first actuator M1 form a worm gear including the worm W and the worm wheel WH. Therefore, the circular gear 25 is difficult to rotate due to the force from the circular gear 25 side. Therefore, according to the moving mechanism, the combiner unit 19 can be fixed at an arbitrary position by stopping the driving of the first actuator M1 at an appropriate timing.
  • the rotary arm 27 is in the most forward position, and the combiner pin P2 is located at the lower end of the guide groove GV. That is, the combiner unit 19 is in the storage position of the space between the side plate portions SP ⁇ b> 2 of the inner casing 15. Further, the shutter arm 31 is in the most upright state, and the shutter pin 21P1 is positioned at the rearmost end of the guide hole GH1. That is, the shutter 21 is in the rearmost position, and closes the opening OP1 (see FIGS. 1A to 1C).
  • the shutter drive pin 31B slides within the linear portion 25B1 of the shutter drive groove 25B.
  • the arm drive pin 27B moves away from the center of the disc gear 25, so that the shutter arm 31 rotates clockwise around the arm shaft pin 31A.
  • the pin holding hole 31H moves forward along the guide hole GH1, and the shutter pin 21P1 is moved forward. That is, the shutter 21 is slid forward along the guide hole GH1.
  • FIG. 8 is a side view of the display device 10 when the combiner unit 19 is in a half-expanded position, that is, when the display device 10 is in the area saving display mode.
  • an area irradiated with a light beam emitted from the light source LS and reflected by the reflection mirror ML is shown as an irradiation area LR as a predetermined area. That is, the light source LS is a light source that can emit light to the irradiation region LR.
  • optical axis of the light beam in the irradiation area is indicated as AX.
  • a line connecting the center of the upper end side and the center of the lower end side of the combiner portion 19A when viewed from the side surface is shown as a center line CX of the combiner portion 19A.
  • the rotating arm 27 rotates clockwise as compared with the non-operating state of the display device 10, the combiner unit 19 moves upward, and the combiner unit 19 ⁇ / b> A opens the opening OP ⁇ b> 1 of the outer casing 11. And about half of the projection region LR is projected into the irradiation region LR.
  • the shutter arm 31 rotates counterclockwise, the shutter pin 21P1 is moved to the foremost part of the guide hole GH1, and the shutter 21 is moved to the foremost, opening. The state is completely retracted forward from the part OP1.
  • the angle (acute angle) between the optical axis AX and the center line CX of the combiner portion 19A in the area-saving display mode is ⁇ .
  • FIG. 9 is a side view of the display device 10 when the combiner unit 19 is in the fully extended position, that is, when the display device 10 is in the full display mode.
  • the rotating arm 27 further rotates clockwise, the combiner unit 19 further moves upward, and the combiner unit 19A passes through the opening OP1 of the outer casing 11. As a result, almost the entire region protrudes into the irradiation region LR.
  • the shutter 21 is moved forward most.
  • the curved portion 25B2 is formed in the circumferential direction of the disc gear 25, and the distance between the curved portion 25B2 and the center of the disc gear 25 does not change. Therefore, during the period from the area saving display mode state to the full display mode state, the shutter arm 31 does not rotate while the arm drive pin 31B is within the curved portion 25B2, and the shutter 21 continues to be maintained at the foremost position. .
  • the angle (acute angle) between the optical axis AX and the center line CX of the combiner portion 19A in the full display mode is ⁇ which is larger than ⁇ . This is because the curved region GV1 of the guide groove GV is convexly convex forward, and the combiner unit 19 tilts backward as the combiner unit 19 rises. That is, the combiner portion 19A tilts backward as the amount of protrusion from the opening OP1 into the irradiation region LR increases.
  • the angle between the optical axis AX and the center line CX of the combiner portion 19A increases as the amount of protrusion of the combiner portion 19A into the irradiation region LR increases.
  • the angle between the optical axis AX and the center line CX of the combiner portion 19A decreases as the amount of protrusion of the combiner portion 19A into the irradiation region LR decreases.
  • the amount of protrusion of the combiner portion 19A into the irradiation region LR decreases, and the lower the display position, the more the reflective surface, which is the rear surface of the combiner portion 19A, faces upward. That is, as the amount of protrusion of the combiner portion 19A decreases and the display position decreases, the focal direction of the light reflected by the combiner portion 19A is inclined upward. Therefore, regardless of the protrusion amount of the combiner portion 19A, the focus direction of the combiner faces the user who is the driver, and it is possible to maintain good visibility from the user regardless of the protrusion amount of the combiner portion 19A.
  • the curved region GV1 can have various shapes so that the inclination according to the protrusion amount of the combiner portion 19A is appropriately made.
  • the curvature of the curved region GV1 may be constant in the entire region.
  • the curvature of the curved region GV1 may be changed depending on the region.
  • the curved region GV1 may be formed by connecting a plurality of line segments having different inclinations.
  • the mechanism for sliding the combiner unit 19 and the mechanism for changing the inclination of the combiner unit 19 by swinging the inner casing 15 are independent. With this configuration, it is possible to slide the combiner unit 19 to the deployed position and the storage position while maintaining the tilted state of the combiner unit 19.
  • the inclination angle of the combiner unit 19 during deployment is determined by the angle of the inner casing 15 with respect to the outer casing 11, and the inner casing 15 with respect to the outer casing 11 is stored and deployed when the combiner unit 19 is stored and deployed. There is no need to change the angle. Therefore, when the combiner unit 19 is re-deployed after being stored, the combiner unit 19 can be accurately repositioned to the position of the combiner unit 19 before being stored with good reproducibility.
  • FIG. 10 is a block diagram illustrating a control system of the display device 10.
  • the control unit CP is connected to the first actuator M1 driven to move the combiner unit 19, the second actuator M2 driven to rotate the inner casing 15, and the light source LS, and controls these operations. To do.
  • the control unit CP can control the first actuator M1 so as to change the amount of protrusion from the outer casing 11 through the opening OP1 of the combiner unit 19. That is, the control unit 19 can control the actuator M1 so as to change the amount of protrusion of the combiner unit 19 into the irradiation region LR during the display operation.
  • This protrusion amount can be changed between a plurality of fixed values. In addition, the protrusion amount may be able to change steplessly.
  • the control unit CP brings the combiner unit 19 to the fully projecting position where almost all of the combiner unit 19A protrudes from the outer casing 11 in the all display mode.
  • the first actuator M1 can be controlled as follows. That is, almost all of the combiner portion 19A can be controlled so as to protrude into the irradiation region LR.
  • the control unit CP brings the combiner unit 19 to the half projecting position where almost half of the combiner unit 19A projects from the outer casing 11 in the area saving display mode.
  • the first actuator M1 can be controlled so as to be in a semi-deployed state. That is, it can be controlled so that almost half of the combiner portion 19A protrudes into the irradiation region LR.
  • the combiner unit 19 can be fixed at an arbitrary position by stopping the first actuator M1. That is, according to the moving mechanism, the combiner unit 19A is slid so as to project into the irradiation region LR, and the combiner unit 19A is fixed at a plurality of positions where the projection amount into the irradiation region LR becomes a predetermined amount. It can be held.
  • control unit CP drives the second actuator M2 to rotate the inner casing 15 relative to the outer casing 11 so as to change the inclination of the combiner unit 19A with respect to the optical axis of the light beam in the irradiation region LR. It is possible to move.
  • control unit CP generates a display image formed by light rays emitted from the light source LS.
  • the controller CP controls the light source LS to emit light including the generated display image from the light source LS.
  • the control unit CP is connected to, for example, a detection device (not shown) that detects the position, speed, moving direction, surrounding situation, and the like of the vehicle on which the display device is mounted.
  • the control unit CP is connected to, for example, a device (not shown) that generates information displayed on the instrument panel of the vehicle on which the control unit CP is mounted. That is, the control unit CP generates a display image based on information from these devices, for example.
  • This display image may include, for example, information on the state of the vehicle such as the speed of the vehicle and the setting state of the air conditioner, information on the surrounding environment of the vehicle such as the speed limit of the road on which the vehicle is currently traveling, or navigation information. Good.
  • the change of the protrusion amount of the combiner unit 19A described above may be made by a command to the control unit CP by a user operation. Moreover, the change of the protrusion amount of the combiner unit 19A may be automatically changed according to the amount of information to be displayed.
  • the amount of protrusion of the combiner portion 19A is automatically reduced and displayed.
  • the possible area may be reduced.
  • the navigation system is operating for route guidance or the like, it is necessary to display route guidance in addition to the above basic state information, so the amount of protrusion of the combiner unit 19A is automatically increased and can be displayed. The area may be enlarged.
  • FIG. 11 is a rear view of the display device 10 showing an example of a display image by a virtual image formed by the combiner unit 19A in the all display mode.
  • a navigation information display is included in the display image displayed by the combiner unit 19A.
  • This navigation information display may include display of the distance to the next turn, the direction to turn, the distance to the destination, the arrival time to the destination, and the like.
  • further information about the vehicle's surrounding environment such as the air conditioner temperature and the setting state of the air outlet and the vehicle state such as the current speed of the vehicle and the speed limit of the road on which the vehicle is currently running Can be included.
  • FIG. 12 is a rear view of the display device 10 showing an example of a display image by a virtual image formed by the combiner unit 19A in the area saving display mode. As described above, in the area saving display mode, only the upper half of the combiner portion 19A protrudes from the opening OP1.
  • the area saving display mode shown in FIG. 12 only important information may be displayed among the information included in the display image in the full screen display mode.
  • part of the information included in the display image in the full screen display mode specifically, navigation information and vehicle speed information are included. Also good.
  • control unit CP changes the display image generated in the full screen display mode and the area saving display mode.
  • control unit CP changes the aspect of the display image according to the amount of protrusion of the combiner unit 19A to the irradiation region LR (see FIGS. 8 and 9).
  • the mode of the display image can be determined based on which position among the plurality of positions the combiner unit 19 is brought to, that is, where the combiner unit 19 is disposed.
  • the display image displayed using the combiner unit 19A is appropriately changed according to the amount of protrusion of the combiner unit 19A from the housing, and the display device 10 responds to the situation according to the situation. Appropriate information can be presented.
  • the information content included in the display image is changed according to the amount of protrusion of the combiner portion 19A from the housing.
  • the information display included in the display image may be reduced or enlarged in accordance with the protrusion amount of the combiner unit 19A, that is, the increase or decrease of the displayable area.
  • the combiner unit 19 is fixed at two positions, ie, the fully projecting position and the half projecting position, so that the fully deployed state and the semi-deployed state are set as an example.
  • the combiner portion 19A can be fixedly supported at a plurality of three or more positions.
  • the control unit CP can change the mode of the display image to be generated according to the amount of protrusion of the combiner unit 19A into the irradiation region LR.
  • the case where the base M2A of the second actuator M2 is rotatably engaged with the inner casing 15 and the rod M2B is rotatably engaged with the outer casing 11 has been described as an example.
  • the base M2A of the second actuator M2 may be rotatably engaged with the outer casing 11, and the rod M2B may be rotatably engaged with the inner casing 15.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Instrument Panels (AREA)

Abstract

Appareil d'affichage caractérisé en ce qu'il comprend : un premier boîtier qui comporte une paire de plaques latérales ; un élément d'affichage qui est en prise avec la paire de plaques latérales et qui est mobile entre une position de stockage dans laquelle l'élément d'affichage est situé entre la paire de plaques latérales et une position déployée dans laquelle l'élément d'affichage saille à partir de la position de stockage ; et un second boîtier qui supporte de manière pivotante le premier boîtier.
PCT/JP2018/000964 2017-02-09 2018-01-16 Appareil d'affichage WO2018147007A1 (fr)

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JP2017-022023 2017-02-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3926382A1 (fr) * 2020-06-19 2021-12-22 Jabil Inc. Système de miroir pour le montage d'un miroir d'un affichage tête haute

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Publication number Priority date Publication date Assignee Title
JP2009062002A (ja) * 2007-09-10 2009-03-26 Jtekt Corp 車両用操舵装置
JP2010275881A (ja) * 2009-05-26 2010-12-09 Ihi Aerospace Co Ltd ボールジョイント装置
JP2012145902A (ja) * 2011-01-12 2012-08-02 Liteon It Corp ヘッドアップディスプレイのコンバイナー定位システム
WO2014061138A1 (fr) * 2012-10-18 2014-04-24 パイオニア株式会社 Appareil d'affichage et affichage tête haute
JP2015099186A (ja) * 2013-11-18 2015-05-28 三菱電機株式会社 車両用表示装置
JP2016210266A (ja) * 2015-05-07 2016-12-15 パナソニックＩｐマネジメント株式会社 パネル開閉装置

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Publication number Priority date Publication date Assignee Title
JP6213770B2 (ja) * 2013-12-23 2017-10-18 日本精機株式会社 ヘッドアップディスプレイ装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009062002A (ja) * 2007-09-10 2009-03-26 Jtekt Corp 車両用操舵装置
JP2010275881A (ja) * 2009-05-26 2010-12-09 Ihi Aerospace Co Ltd ボールジョイント装置
JP2012145902A (ja) * 2011-01-12 2012-08-02 Liteon It Corp ヘッドアップディスプレイのコンバイナー定位システム
WO2014061138A1 (fr) * 2012-10-18 2014-04-24 パイオニア株式会社 Appareil d'affichage et affichage tête haute
JP2015099186A (ja) * 2013-11-18 2015-05-28 三菱電機株式会社 車両用表示装置
JP2016210266A (ja) * 2015-05-07 2016-12-15 パナソニックＩｐマネジメント株式会社 パネル開閉装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3926382A1 (fr) * 2020-06-19 2021-12-22 Jabil Inc. Système de miroir pour le montage d'un miroir d'un affichage tête haute

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