JP2017061220A - Head-up display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a head-up display device which prevents information from appearing in front window glass and side window glass and prevents a display from being less visible due to extraneous light entering into the display to improve the visibility.SOLUTION: A head-up display device 1 is mounted on a vehicle, reflects vehicle information in a vehicle cabin R, and includes a display part 11 provided at a vehicle front side tip part 31 of an instrument panel 3 disposed in the vehicle cabin R, formed corresponding to an entire width of a front window glass 2 in a vehicle width direction, and having a vertical wall surface shape in which a position of a vehicle center line C in the vehicle width direction protrudes to a vehicle front side so as to form a convex shape. An extension part 12 extending to the vehicle cabin inner side is formed at an upper part of the display part 11.SELECTED DRAWING: Figure 3

Description

  The present invention relates to a head-up display device that transmits vehicle information to passengers in a vehicle cabin.

As a conventional apparatus for transmitting vehicle information to passengers in a vehicle compartment, there is a display of various meters provided on an instrument panel. However, in the case of the information display means based on the conventional meter display, the driver's line of sight deviates from the vehicle traveling direction when the meter display is visually recognized during driving.
In recent years, head-up display devices have begun to be proposed as information display means for improving this problem (see, for example, Patent Documents 1 and 2). Such a head-up display device is configured so that the information displayed on the head-up display can cope with diversification, or all the passengers including the rear seat can visually recognize the information displayed on the front windshield. In addition to being made possible, it is not only a simple display, but also a display that can be used in combination with other purposes.

JP 2014-69703 A Japanese Patent Laid-Open No. 2015-3707

However, since the head-up display device of Patent Document 1 described above is often only an information providing system for the driver, there is a problem that only the driver can view information displayed on the head-up display. .
In addition, in the head-up display device disclosed in Patent Document 2, all the passengers can visually recognize the information displayed on the front window glass. On the other hand, when the sunlight is inserted from the front of the vehicle, it is difficult to visually recognize the information displayed on the front window glass. There was a problem.

  The present invention has been made in view of such a situation, and its purpose is to prevent reflection on the front window glass and side window glass and to prevent the display from becoming difficult to see due to the entry of external light. Another object of the present invention is to provide a head-up display device that can improve visibility.

  In order to solve the above-described problems of the prior art, the present invention is a head-up display device that is mounted on a vehicle and displays vehicle information in the vehicle interior, and a front end of the instrument panel disposed in the vehicle interior on the vehicle front side. Is formed corresponding to the entire width of the front window glass in the vehicle width direction, and is formed in a curved shape in which the position of the vehicle center line in the vehicle width direction protrudes convexly toward the front side of the vehicle A vertical wall-shaped display portion is provided, and an overhang portion extending toward the vehicle interior side is formed on the upper portion of the display portion.

  In one aspect of the present invention, a plurality of holes are formed in the vertical wall surface of the display unit, and a duct of an air conditioning device is provided on the vehicle front side of the instrument panel located behind the holes. ing.

  Furthermore, in one aspect of the present invention, a plurality of holes are formed in the vertical wall surface of the display unit, and a speaker is provided on the vehicle front side of the instrument panel located behind the holes.

  As described above, the head-up display device according to the present invention is mounted on a vehicle and displays vehicle information in the vehicle interior, and is provided at the front end portion of the instrument panel disposed in the vehicle interior on the vehicle front side. A vertical wall surface formed in a curved shape in which the position of the vehicle center line in the vehicle width direction bulges convexly toward the front side of the vehicle. The upper part of the display part is formed with an overhanging part extending toward the interior of the vehicle interior, so that external light can be prevented while preventing reflection on the front window glass and side window glass. It is possible to prevent the display from becoming difficult to see due to the entry of. Therefore, according to the head-up display device of the present invention, the vehicle information displayed on the display unit can be easily visually recognized, and the visibility in front of the vehicle and the side of the vehicle can be improved.

Further, in the head-up display device of the present invention, the entire front end portion of the instrument panel is used as the display portion, so that the vehicle information can be reliably obtained without greatly changing the line of sight of the driver facing the vehicle traveling direction during driving. Can be visually recognized easily, and a comfortable driving operation can be performed. In addition, in the head-up display device of the present invention, since the entry of extraneous light does not adversely affect the display unit, it is possible to change the color of the display and the color of the displayed characters and numbers, and passenger preference You can have color variations according to your needs.
Furthermore, in the head-up display device of the present invention, since the vertical wall surface of the display unit faces not only the front seat but also the rear seat side, audio information and the like can be easily confirmed, and usability can be increased.

  In one aspect of the present invention, a plurality of holes are formed in the vertical wall surface of the display unit, and a duct of an air conditioning device is provided on the vehicle front side of the instrument panel located behind the holes. Therefore, the overhanging portion serves as an air guide surface that distributes the air sent from the air conditioning device to the entire vehicle interior including the rear seat, and the use performance of the air conditioning device can be improved.

  Furthermore, in one aspect of the present invention, a plurality of holes are formed in the vertical wall surface of the display unit, and a speaker is provided on the vehicle front side of the instrument panel located behind these holes. The overhanging portion serves as an acoustic reflecting surface that spreads the sound flowing out from the speaker to the entire vehicle interior including the rear seat, so that the usage performance of the acoustic device can be improved.

It is a front view which shows the instrument panel in the vehicle interior in which the head-up display apparatus which concerns on embodiment of this invention is provided from the vehicle rear side. It is a perspective view which shows the instrument panel in FIG. 1 from the vehicle rear side. It is the XX sectional view taken on the line in FIG.

Hereinafter, the present invention will be described in detail based on illustrated embodiments.
1 to 3 show a head-up display device according to an embodiment of the present invention.

  As shown in FIGS. 1 to 3, a head-up display device 1 according to an embodiment of the present invention is mounted on a vehicle such as an automobile, and displays a vehicle information that can be viewed by an occupant in a vehicle interior R. It includes vehicle information acquisition means, display control means, and the like. This vehicle information is information that needs to be conveyed to the passengers in the passenger compartment R. For example, in order to grasp the current conditions such as information necessary for driving operation such as traveling speed, road information for traveling, outside temperature and time, etc. Necessary information, operation information of the air conditioning device such as the air volume and the set temperature of the vehicle interior R, music information of the audio device and the like can be mentioned.

As shown in FIGS. 1 to 3, the head-up display device 1 of the present embodiment is provided at a front end portion 31 on the vehicle front side of the instrument panel 3 positioned below the front window glass 2 in the vehicle. The instrument panel 3 includes various functional parts such as audio equipment (not shown) and ducts (not shown) of air conditioning equipment provided therein, structural parts such as a steering support member (not shown), and the like. It is a large-sized resin part to be covered, and is disposed in the vehicle interior R in front of the vehicle and is provided over the entire width in the vehicle width direction.
Moreover, the upper surface part 32 of the instrument panel 3 is formed in the substantially planar shape extended along a vehicle front-back direction and a vehicle width direction, and the front-end | tip part 31 located in the vehicle forward side of the upper surface part 32 is vehicle The inclined surface is inclined obliquely downward toward the front. The front window glass 2 is disposed on the vehicle front side of the vehicle interior R so as to be inclined obliquely upward toward the rear of the vehicle.

As shown in FIGS. 1 to 3, the head-up display device 1 according to the present embodiment includes a vertical wall-shaped display unit 11 provided at a front end portion 31 of the instrument panel 3 on the vehicle front side. The vertical wall surface 11a of the display unit 11 is formed corresponding to the entire width of the front window glass 2 in the vehicle width direction, and the position of the vehicle center line C in the vehicle width direction is convex toward the front side of the vehicle in plan view. It is formed in a curved shape that swells. Further, the vertical wall surface 11a of the display unit 11 serves as a display surface for displaying characters, numbers, symbols, and the like of the vehicle information. Therefore, the vertical vertical wall that rises above the vehicle at the front end portion 31 of the instrument panel 3 on the vehicle front side. It is not a wall surface, but is formed on a vertical wall surface that is inclined obliquely upward at an angle such that the front end portion 31 is slightly tilted toward the front of the vehicle.
Thus, the vertical wall surface 11a of the display unit 11 can be directed to the viewpoint position of all the passengers in the vehicle interior R, and the passengers in the vehicle interior R can easily visually recognize the vertical wall surface 11a of the display unit 11. Yes. Moreover, the length (height) of the display unit 11 in the vertical direction of the vehicle is set to a size that facilitates visual recognition of characters, numbers, symbols, and the like of vehicle information to be displayed. 3 can be changed according to the size of 3 and the amount of information.

  Further, as shown in FIG. 3, an overhanging portion 12 extending toward the vehicle interior R side is formed on the upper portion of the display portion 11 of the present embodiment. The projecting portion 12 is formed so as to protrude substantially horizontally from the upper portion of the display portion 11, and is provided in the entire region of the display portion 11 in the vehicle width direction. In addition, the length of the overhanging portion 12 is set to a size that prevents reflection on the front window glass 2 and side window glass (not shown) and entry of extraneous light into the vertical wall surface 11a of the display unit 11. Yes.

Furthermore, as shown in FIGS. 1 and 2, a plurality (or many) of through holes 13 are formed in the vertical wall surface 11 a of the display unit 11 of the present embodiment. These through-holes 13 are formed on the left and right sides in the vehicle width direction of the display unit 11 and are spaced apart in the vehicle vertical direction and the vehicle width direction in a region having a predetermined width direction length. This region is configured as a speaker unit 11A. A speaker (not shown) is provided on the vehicle front side of the instrument panel 3 located behind the speaker portion 11A where the through holes 13 are formed. Further, an overhanging portion 12 is also formed on the upper portion of the speaker portion 11A located on the left and right sides of the display portion 11 in the vehicle width direction.
Therefore, the sound from the speaker behind the speaker unit 11 </ b> A flows out to the vehicle interior R side through the through hole 13 of the vertical wall surface 11 a of the display unit 11. At this time, since the overhanging portion 12 functions as an acoustic reflecting surface, the sound flowing out from the speaker spreads over the entire area of the vehicle interior R including the rear seat, and the vehicle interior R is made a comfortable space suitable for music viewing and the like. As a result, the use performance of the acoustic device can be improved.

  In the head-up display device 1 according to the embodiment of the present invention, the front window glass 2 is provided in the front end portion 31 of the instrument panel 3 that is disposed in the vehicle interior R and has a substantially planar upper surface portion 32. The vehicle center line C is formed in a curved shape in which the position of the vehicle center line C in the vehicle width direction bulges convexly toward the vehicle front side in plan view, The display portion 11 has a vertical wall surface 11a, and an overhanging portion 12 that protrudes and extends toward the vehicle interior R side is formed in the entire region of the display portion 11 in the vehicle width direction. In addition, it is possible to prevent reflection on the front window glass 2 and the side window glass (not shown), and extraneous light is applied to the vertical wall surface of the display unit 11. Such as letters and numbers entered the 1a can be prevented from becoming difficult to see. Therefore, according to the head-up display device 1 of the present embodiment, the vehicle information displayed on the vertical wall surface 11a of the display unit 11 can be easily visually recognized, and the visibility in front of the vehicle and the side of the vehicle can be improved. .

Further, in the head-up display device 1 of the present embodiment, the entire region of the front end portion 31 on the vehicle front side of the instrument panel 3 is configured to be usable as the display unit 11, so that the driver can move in the vehicle traveling direction during driving. Even when the vehicle information is not visually recognized with a large deviation from the line of sight facing the vehicle, the vehicle information on the display unit 11 can be easily and reliably visually recognized, and a comfortable driving operation can be ensured. In addition, in the head-up display device 1 of the present embodiment, since the entry of extraneous light does not adversely affect the display unit 11, it is necessary to avoid being difficult to see even when exposed to light. Compared with the conventional display device, which is limited to black display on the black display, it is possible to change the color of the display and the color of the displayed characters, numbers and symbols, so that passengers in the front passenger seat and rear seat can enjoy It is possible to display a color scheme with a variety of colors according to leisure use, and the convenience can be improved.
Further, in the head-up display device 1 of the present invention, the vertical wall surface 11a of the display unit 11 faces not only the front seat occupant but also the rear seat occupant, so that the audio information of the display unit 11 can be easily obtained. Since it becomes possible to confirm, the convenience of a passenger | crew can be increased.

  While the embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and various modifications and changes can be made based on the technical idea of the present invention.

  For example, in the above-described embodiment, a plurality of through holes 13 are formed in the vertical wall surface 11a near the left and right sides in the vehicle width direction of the display unit 11, and the speaker unit 11A is configured by these through holes 13. As shown in parentheses in FIGS. 1 and 2, the air conditioning unit 11B may be configured instead of the speaker unit 11A. In this case, a duct of an air conditioning device (not shown) is provided on the vehicle front side of the instrument panel 3 located behind the air conditioning unit 11B in which the through hole 13 is formed. Thereby, the air sent out from the duct of the air conditioning device flows into the vehicle interior R through the through-hole 13 of the air conditioning unit 11B, and the vehicle interior including the rear seat through the overhanging portion 12 serving as an air guide surface. Since air is spread over the entire region of R, the use performance of the air conditioning device can be improved, and the vehicle interior R can be made a comfortable space.

DESCRIPTION OF SYMBOLS 1 Head-up display apparatus 2 Front window glass 3 Instrument panel 11 Display part 11a Vertical wall surface 11A Speaker part 11B Air-conditioning part 12 Overhang | projection part 13 Front end part of the instrument panel on the vehicle front side 32 Upper surface part C Vehicle width direction Vehicle center line R Car interior

Claims (3)

In a head-up display device that is mounted on a vehicle and displays vehicle information in the passenger compartment,
It is provided at the front end of the instrument panel arranged in the passenger compartment on the front side of the vehicle, and is formed corresponding to the full width of the front window glass in the vehicle width direction, and the position of the vehicle center line in the vehicle width direction is the vehicle It has a vertical wall-shaped display part that is formed in a curved shape that bulges convexly on the front side,
The head-up display device is characterized in that an overhanging portion extending toward the vehicle interior side is formed at an upper portion of the display portion.   A plurality of holes are formed in the vertical wall surface of the display unit, and a duct for an air conditioning device is provided on the vehicle front side of the instrument panel located behind the holes. 2. The head-up display device according to 1.   2. The speaker according to claim 1, wherein a plurality of holes are formed in a vertical wall surface of the display unit, and a speaker is provided on the vehicle front side of the instrument panel located behind the holes. Head-up display device.

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