JP2017114248A - Display device for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a display device for a vehicle of which a vehicle driver is easy to know that an indicator display part is illuminated.SOLUTION: A liquid crystal display (display) includes a screen S which displays an image . A micro computer (control means) makes the screen S display the image. A display board includes a plurality of indicator display parts 51A-51 J provided parallel to the screen S. A light emitting element lights the indicator display parts 51A-51J. The micro computer (control means), when the indicator display parts 51A-51J are being lit with the light emitting elements, makes the screen S display an information image G1 representing that the indicator display parts 51A-51J are being lit.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a vehicular display device including an indicator display unit for displaying a warning.

  Conventionally, various vehicle display devices including a liquid crystal display for displaying various images and an indicator display unit for performing various warning displays have been proposed. Such a vehicle display device displays vehicle information such as the vehicle speed on the screen of the liquid crystal display, and displays a warning by turning on an indicator display unit.

Japanese Patent Laying-Open No. 2015-72380

However, there is a possibility that the vehicle driver cannot recognize the lighting of the indicator display unit. That is, since the indicator display section is either lit or unlit, there is a possibility that the vehicle driver may not notice even if the indicator display section is lit. There was room for improvement.
The present invention has been made in view of this problem, and provides a vehicle display device in which a vehicle driver can easily notice lighting of an indicator display unit.

  The present invention comprises a display device 10 having a screen S for displaying an image, a control means 100 for displaying the image on the screen S, and indicator display portions 51A to 51J arranged in parallel on the screen S, The control means 100 displays information images G1 and G2 on the screen S indicating that the indicator display portions 51A to 51J are in a lighting state when the indicator display portions 51A to 51J are in a lighting state. is there.

  Further, the present invention includes a display 10 having a screen S for displaying an image, a control means 100 for displaying the image on the screen S, and a plurality of indicator display portions 51A to 51J arranged in parallel on the screen S. And a plurality of light emitting elements 41A to 41J for turning on the indicator display parts 51A to 51J, respectively, and the control means 100 is configured such that the indicator display parts 51A to 51J are driven by the light emitting elements 41A to 41J. Information images G1 and G2 indicating that the indicator display portions 51A to 51J are in the lighting state are displayed on the screen S when the lighting state is in the lighting state.

  Further, according to the present invention, the control means 100 displays the information image G1 including a character image on the screen S for a predetermined time after the indicator display portions 51A to 51J are turned on, and the predetermined time After the elapse of time, the information image G2 not including the character image is displayed on the screen S.

  Further, according to the present invention, the control unit 100 displays the information image G1 including the character image while gradually reducing the information image G1 in the predetermined time.

  The control means 100 blinks and displays the information image G2 not including the character image at a predetermined cycle after the predetermined time has elapsed.

  Since an information image indicating that the indicator display unit is in a lit state is displayed on the screen, the vehicle driver can easily notice that the indicator display unit is lit.

The front view which shows 1st embodiment of this invention. The front view which shows embodiment same as the above. Sectional drawing which shows embodiment same as the above. The block diagram which shows embodiment same as the above. Display example explanatory drawing which shows embodiment same as the above. Display example explanatory drawing which shows 2nd embodiment of this invention.

  Hereinafter, an embodiment of the present invention will be described with reference to the accompanying drawings. 1 to 5 show a first embodiment. The vehicle display device includes a liquid crystal display 10, a protective cover 20, a housing 30, a circuit board 40, a display board 50, and a middle case 60.

  The liquid crystal display 10 is obtained by housing a liquid crystal display panel 11 and a backlight module 12 in a case body 13 and has a substantially flat plate shape. The liquid crystal display panel 11 is illuminated by the backlight module 12. The liquid crystal display panel 11 is a TFT type full color LCD panel and has a rectangular screen S. A large number of pixels are arranged in a matrix on the screen S of the liquid crystal display panel 11.

  The backlight module 12 is disposed on the rear side of the liquid crystal display panel 11 and illuminates the liquid crystal display panel 11 from the rear surface. The case body 13 of the liquid crystal display 10 has a support portion 13a, and the liquid crystal display 10 is fixed to the front surface of the circuit board 40 by the support portion 13a. The liquid crystal display panel 11 and the backlight module 12 of the liquid crystal display 10 are controlled by a microcomputer 100 described later, and display vehicle information such as vehicle speed and navigation information.

  The protective cover 20 is made of a translucent resin such as acrylic or polycarbonate, and has a plate shape having a substantially uniform thickness as a whole. The protective cover 20 has a curved shape, and has a concave shape (a convex shape toward the liquid crystal display 10) as viewed from a person viewing the vehicle display device. The protective cover 20 is disposed on the front side of the liquid crystal display 10 and the display plate 50. It is fixed to the housing 30.

  The housing 30 is made of a resin such as AES, and has a bottom wall portion 31 and a peripheral wall portion 32. The housing 30 accommodates the liquid crystal display 10, the circuit board 40, the display board 50, and the middle case 60. A protrusion 31 a protruding forward is formed on the bottom wall 31 of the housing 30, and the circuit board 40 is supported by the protrusion 31 a. A protective cover 20 is fixed to the front surface of the peripheral wall portion 32 of the housing 30.

  The circuit board 40 is formed by forming a wiring pattern made of copper foil on a base material made of glass epoxy resin, and is housed in the housing 30. The circuit board 40 is connected to the liquid crystal display panel 11 and the backlight module 12 of the liquid crystal display 10 by a flexible wiring board (not shown). On the front surface of the circuit board 40, the microcomputer 100 that drives the liquid crystal display panel 11 and the backlight module 12 of the liquid crystal display 10, and the light emitting elements 41A to 41A for illuminating the indicator display portions 51A to 51J of the display board 50, respectively. 41J is installed. The light emitting elements 41A to 41J are made of, for example, surface-mount type light emitting diodes, but are not limited to the light emitting diodes.

  The display board 50 forms various printing layers on the base material which consists of a translucent sheet | seat, and has indicator display part 51A-51J. The indicator display portions 51A to 51E are disposed on the left side of the screen S of the liquid crystal display 10, and the indicator display portions 51F to 51J are disposed on the right side of the screen S of the liquid crystal display 10. The indicator display portions 51A to 51E are arranged in a vertical row along the left side of the screen S. The indicator display portions 51F to 51J are arranged in a vertical row along the right side of the screen S. The display plate 50 is formed with a rectangular opening 52 corresponding to the screen S of the liquid crystal display 10.

  The middle case 60 has a front surface portion 61 on which the display board 50 is mounted, and a light shielding wall 62 that constitutes an illumination chamber of the light emitting elements 41A to 41J. The light shielding wall 62 of the middle case 60 has a cylindrical shape corresponding to each of the indicator display portions 51 </ b> A to 51 </ b> J, and the front end of the light shielding wall 62 is in contact with the display plate 50 and the rear end is in contact with the circuit board 40. .

  FIG. 4 is a block diagram showing an electrical configuration of the vehicle display device. The microcomputer 100 has a CPU 101, a ROM 102, and a RAM 103. The microcomputer 100 drives the liquid crystal display panel 11 and the backlight module 12 of the liquid crystal display 10 and the light emitting elements 41 </ b> A to 41 </ b> J based on a predetermined program stored in the ROM 102. The microcomputer 100 appropriately lights up the light emitting elements 41A to 41J based on various signals input from a CAN (Controller Area Network) and displays a warning.

  Next, a display example of the vehicle display device will be described with reference to FIG. In normal times, the indicator display portions 51A to 51J are turned off (FIG. 5A). For example, when the seat belt is removed during traveling, the indicator display portion 51A is turned on, and an information image G1 including a character image “please wear the seat belt” is displayed on the screen S (FIG. 5 ( b)). The information image G1 is displayed in the vicinity of the indicator display unit 51A.

  After a predetermined time (for example, 5 seconds) has elapsed since the indicator display portion 51A is turned on, the information image G2 is blinked and displayed on the screen S at a cycle of 1 second (FIG. 5C). The information image G2 is displayed in the vicinity of the indicator display unit 51A. The information image G2 is an image made up of stick-shaped figures and does not include a character image. When the seat belt is attached again, the indicator display portion 51A is turned off and the information image G2 is not displayed (FIG. 5 (d)).

  In FIG. 1, the indicator display parts 51A and 51I are turned on, the indicator display parts 51B to 51H and 51J are turned off, a character image “please wear a seat belt”, and “the tire air pressure decreases. An information image G1 including a character image “I am doing” is displayed on the screen S.

  FIG. 2 shows a state in which the indicator display portions 51A and 51I are turned on, the indicator display portions 51B to 51H and 51J are turned off, and an information image G2 that does not include a character image is displayed on the screen S. ing. In the present embodiment, “the indicator display portions 51A to 51J are turned on” and “the light emitting elements 41A to 41J are turned on” are the same state, and “the indicator display portions 51A to 51J are turned off” and “the light emitting elements 41A to 41J are turned off. "Is the same state.

  FIG. 6 shows a second embodiment. The second embodiment is different from the first embodiment only in the display form of the information image G1, and the other configuration is the same as that of the first embodiment.

  During normal times, the indicator display portions 51A to 51J are turned off (FIG. 6A). When the seat belt is removed, the indicator display portion 51A is turned on, and an information image G1 including a character image “please wear the seat belt” is displayed on the screen S (FIG. 6B). The information image G1 is displayed for a predetermined time (for example, 5 seconds) while being gradually reduced (FIGS. 6B to 6D). After a predetermined time (for example, 5 seconds) has elapsed since the indicator display portion 51A is turned on, the information image G2 is displayed blinking on the screen S at a cycle of 1 second (FIG. 6 (e)). When the seat belt is attached, the indicator display section 51A is turned off and the information image G2 is not displayed (FIG. 6 (f)).

  In the first and second embodiments, a liquid crystal display (display) 10 having a screen S for displaying an image, a microcomputer (control means) 100 for displaying an image on the screen S, and a plurality of devices arranged in parallel on the screen S The display panel 50 having the indicator display portions 51A to 51J and a plurality of light emitting elements 41A to 41J that respectively light the indicator display portions 51A to 51J. The microcomputer (control means) 100 includes the light emitting elements 41A to 41J. When the indicator display portions 51A to 51J are in the lit state, information images G1 and G2 indicating that the indicator display portions 51A to 51J are in the lit state are displayed on the screen S. The indicator display portions 51A to 51J Since the information images G1 and G2 are displayed on the screen S in conjunction with the lighting of 51J, the indicator display portions 51A to 51J are lit. Vehicle driver is likely to notice the door.

  The microcomputer (control means) 100 displays the information image G1 including the character image on the screen S for a predetermined time after the indicator display portions 51A to 51J are turned on, and after the predetermined time has elapsed, Since the information image G2 that does not include the character image is displayed on the screen S, there is no possibility of narrowing the space for displaying the vehicle information for a long time.

  The present invention is not limited to the first and second embodiments, and various modifications can be made. For example, the indicator display sections 51A to 51J may be made of a self-luminous display panel such as an organic EL display panel.

10 Liquid crystal display (display)
41A-41J Light emitting element
50 Display board 51A-51J Indicator display part
100 Microcomputer (control means)
G1 information image
G2 information image
S screen

Claims (5)

A display device having a screen for displaying an image; a control means for displaying the image on the screen; and an indicator display unit arranged in parallel on the screen;
The said control means displays the information image which shows that the said indicator display part is a lighting state on the said screen when the said indicator display part is a lighting state, The display apparatus for vehicles characterized by the above-mentioned. A display having a screen for displaying an image, a control means for displaying the image on the screen, a display board having a plurality of indicator display units arranged in parallel on the screen, and a plurality of indicators for lighting each of the indicator display units A light-emitting element,
The control means displays on the screen an information image indicating that the indicator display unit is in a lighting state when the indicator display unit is in a lighting state by the light emitting element. Display device.   The control means causes the information image including a character image to be displayed on the screen for a predetermined time after the indicator display unit is turned on, and does not include the character image after the predetermined time has elapsed. The vehicle display device according to claim 1, wherein an information image is displayed on the screen.   The vehicle display device according to claim 3, wherein the control unit displays the information image including the character image while gradually reducing the information image in the predetermined time.   5. The vehicle display device according to claim 3, wherein the control unit causes the information image not including the character image to blink at a predetermined cycle after the predetermined time has elapsed.

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