JP2008128947A - Display device for vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a display device for vehicles performing innovative display with a simple structure. <P>SOLUTION: The display device for vehicles 20 including a decorative member 21 demarcating a display domain displaying a plurality of kinds of display object is characterized by having a first dial 22 arranged in the above display domain and a second dial 23 formed to integrate with the above decorative member 21 so as to locate on a flat surface in the above display domain different from the above first dial 21 at a shifted state to front face side or back face side of the above first dial 21. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a display device for a vehicle, and more particularly to a display device for a vehicle that includes a plurality of dials in a defined display area and displays different measurement values.

  For example, in a general combination meter 1 widely shown in the driver's seat of the vehicle shown in FIG. 5, instruments such as a speedometer 2, an engine tachometer 3, a fuel remaining amount meter 4, and a water temperature meter 5 are provided. It is arranged.

  The size of each of the above-mentioned meters may vary depending on the importance of each item, the law that stipulates the constant display of speed, the appearance of the design, etc. In any case, these meters are the combination meter 1. Usually, they are arranged independently in each.

  However, in order to arrange each instrument independently in the limited space in the combination meter 1, there is a problem that measures such as restricting the dial to a certain size must be taken. It was.

  Therefore, conventionally, in order to effectively use the space in the combination meter, a display device has been proposed in which a plurality of instruments are integrated and the function of two instruments is performed in the display area of one instrument.

  As one of them, the long hand and the short hand are extended on a straight line across the pointer shaft, the lower half dial plate part is hidden from the pointer shaft by the turn-back plate, and the scale and short hand indicating position according to the indicating position of the long hand Applicants have applied for in the past to arrange the indication according to the condition of concentric circles on the upper half of the dial and select the indication value with the long hand and the indication value with the short hand. (For example, Patent Document 1).

In addition, a large and small arc-shaped case is attached to the back side of the dial, and a block arranged in each case is attached to an endless belt that is circulated in the case by a motor-driven pulley. Slide each part of each block from the arc-shaped slit formed on the dial along each case to make a pointer, and the scale formed on the dial part at the periphery of each slit by the pointer of each block Some of them are instructed (for example, Patent Document 2).
Japanese Patent Laid-Open No. 9-105651 Japanese Patent Laid-Open No. 2005-98751

  In each of the above-described cases, it is possible to effectively use the space in the combination meter by arranging the indicators indicating different measurement values close to each other. However, due to the proximity of the indicators, there is a problem that the user may confuse when recognizing the indicators, and the measurement value may be mistaken.

  In addition, in order to solve the above-mentioned problem, the color tone of each of the indicators arranged close to each other is adapted to improve the visibility. However, the meter has a mediocre appearance only with a different color.

  Furthermore, in a vehicle display device mounted on a vehicle, it is necessary to distinguish the display design and novelty as a method for differentiating each vehicle type (cars with different price ranges). A display form was desired.

  Therefore, in view of the above-described problems, the present invention has an object to provide a display device for a vehicle that can improve the visibility of an index with a simple structure and can provide a high-class effect.

  The vehicle display device according to claim 1, which has been made according to the present invention in order to solve the above-described problem, is a vehicle display device having a decorative member that defines a display region for displaying a plurality of types of display objects. A first dial arranged within the first dial, and the decorative member positioned on a plane in the display area different from the first dial in a state shifted to the front side or the back side of the first dial And a second dial plate integrally formed.

  According to the vehicle display device of the present invention described in claim 1, the first dial plate and the second dial plate are arranged in a state shifted from each other in the front-rear direction with respect to the user. The dial can be recognized in front or behind.

  According to a second aspect of the present invention, in the display device for a vehicle according to the first aspect, the decorative member and the second dial plate are formed of a translucent member, and the second dial plate receives light from behind. It has the 2nd parameter | index which permeate | transmits and light-emits on the side, It is characterized by the above-mentioned.

  According to the vehicle display device of the present invention described in the second aspect, the second indicator disposed on the second dial can be caused to emit light by illuminating the second dial from behind.

  As described above, according to the vehicle display device of the present invention described in claim 1, the first dial plate and the second dial plate that indicate different measurement values are shifted in the front-rear direction and arranged on different planes. By doing so, the user visually recognizes either one before or behind the other, so that even if the first dial and the second dial are close to each other, they can be clearly distinguished without being confused with each other. In addition, since the distance visually recognized from the user can be different between the first dial and the second dial, a three-dimensional visual effect can be obtained. Furthermore, since the second dial is formed integrally with the decorative member, the number of parts can be reduced and the assembling work can be simplified. Therefore, with a simple structure, visibility can be improved and a high-class feeling can be produced, and novel expression can be supported.

  According to the vehicle display device of the present invention described in claim 2, in addition to the effect of the invention described in claim 1, the light emitted from the light source behind through the index on the second dial is directed to the user side. When the second index is emitted and the second index is emitted, it is possible to obtain a visual effect such that the second index set on the second dial plate is lifted.

  Hereinafter, an embodiment in which the display device for a vehicle according to the present invention is applied to a combination meter will be described with reference to the drawings of FIGS.

  1 and 2, the combination meter 1 includes a vehicle display device 20, an engine tachometer 3, a water temperature meter 5, a warning 6, a shift indicator 7, a display 13, and a display switch knob 14 according to the present invention. The instrument is mounted on the vehicle by a plurality of mounting portions 12 provided in the case 10 in a state in which these instruments are accommodated in the case 10 and covered with the front glass 9. The display 13 has a meter for displaying the total travel distance (ODO) or the section distance (TRIP) and an indicator for displaying the instantaneous fuel consumption in the display area. Further, the display switch of ODO / TRIP is performed by operating the switch knob 14 for display.

  The following description of the present invention relates to the vehicle display device 20, and the other parts are irrelevant to the present invention, so that the description thereof is omitted.

  In the present best mode, a case will be described in which the vehicle display device 20 of the present invention combines two display objects of a speedometer and a fuel meter into one display device, but the present invention is limited to this. Instead, for example, various combinations such as a speedometer and a thermometer, an engine tachometer and a fuel system can be used. Furthermore, it is possible to combine three or more display objects.

  The configuration of the vehicle display device 20 of the present invention will be described below.

  The vehicle display device 20 shown in FIGS. 1 and 2 includes a decorative member 21, a first dial 22, a second dial 23, a first pointer 27, a first index 24, and a first scale 26. The second pointer 28, the second index 25, the light source 53, the first internal unit 44, the second internal unit 45, the wiring board 50, the reflection surface 51, and the diffusion plate 52 are provided.

  As shown in FIGS. 2 to 4, the decorative member 21 is made of a light-transmitting synthetic resin, and is formed integrally with a substantially circular annular portion 21 a and a substantially fan-shaped second dial plate 23. Further, it has a claw 70 and is fixed on the first dial 22 by being fitted with a claw hole 71 provided in the first dial 22. The decorative member 21 defines the display area E of the first dial plate 22 and the second dial plate 23 at the annular portion 21a, and is arranged on the first dial transparent portion 29 so as to be visible to the user. Is done.

  A first scale 26 is disposed in the annular portion 21 a of the decorative member 21 at a position corresponding to the first index 24. The first scale 26 is formed of a semi-transparent colored layer, and receives and emits light guided from the first dial transparent portion 29. A portion other than the first scale 26 is provided with a light-impermeable colored layer 21 b and blocks light guided from the first dial light-transmitting portion 29.

  As shown in FIGS. 3 to 4, the first dial plate 22 is formed in a plate shape with a light-transmitting synthetic resin, and indicates the current speed measurement amount on the front surface (the side facing the user). And a first indicator 24 such as a symbol and a first dial transparent portion 29 for guiding illumination from behind to the decorative member 21. In areas other than the first indicator 24 and the first dial transparent portion 29, a light-impermeable colored layer 22a is provided to block light from illumination from the back. The first dial plate 22 has a claw hole 71 for fitting a claw 70 for fixing the decorative member 21, a first pointer shaft through hole 42 through which the first pointer shaft 40 and the second pointer shaft 41 pass, Two pointer shaft through holes 43 are provided.

  The first index 24 is an area composed of a semi-transparent colored layer in the shape of characters, symbols, etc. so as to be visible from the front surface of the first dial 22 and is emitted by illumination light from behind. To do. The first index 24 is arranged in a substantially arc shape corresponding to the movable range of the first pointer 27.

  The first dial transparent portion 29 is a non-colored area having a front projection shape of the decorative member 21 provided on the first dial 22 and guides illumination from behind to the decorative member 21.

  The second dial plate 23 is formed as a part of the decorative member 21 and has a substantially fan shape. The second dial plate 23 has a second index 25 on the front surface for indicating a measured value of the remaining amount of fuel. Further, the second dial plate 23 has a mirror surface portion in which a non-transparent colored layer 23a is formed by mirror surface processing on a surface portion other than the second index 25. By fitting the claw 70 and the claw hole 71 of the decorative member 21 and fixing the decorative member 21 on the first dial plate 22, the second dial plate 23 is in contact with the first dial plate 22 on the front surface thereof. Be placed.

  The second index 25 is an area composed of a non-colored or semi-transparent colored layer in the shape of characters, scales, symbols, etc. so as to be visible from the front surface of the second dial plate 23. The light guided by the dial transparent portion 29 is received from behind and emits light to the user. The second index 25 is arranged in a substantially arc shape within the movable range of the second pointer 28.

  The first pointer 27 indicates the current speed measurement amount together with the first index. It is fixed to the tip of the first pointer shaft 40 that passes through the first pointer shaft through hole 42 and extends from the first inner unit 44 to the front surface side of the first dial plate 22. By turning to the corresponding position, the first index 24, the first scale 26, etc. are indicated.

  The second indicator 28 indicates the measured value of the remaining fuel amount together with the second index. It is fixed to the tip of the second pointer shaft 41 that passes through the second pointer shaft through hole 43 and extends from the second inner unit 45 to the front face of the first dial plate 22, and is measured by the second inner unit 45. By turning to the corresponding position, the second index 25 or the like is indicated.

  The first internal unit 44 is fixed to the surface facing the back cover 11 of the wiring board 50 provided with the circuit pattern, and the first pointer 27 is moved within the movable range according to the measured amount of the current speed. To drive.

  The second internal unit 45 is fixed to the surface facing the back cover 11 of the wiring board 50 on which the circuit pattern is provided, and the second pointer 28 is within the movable range in accordance with the amount of fuel remaining to be measured. Drive.

  The light source 53 is disposed on the surface of the wiring board 50 facing the first dial plate 22, and light emitted therefrom is diffused directly or by the reflection surface 51 and the diffusion plate 52, and the first light on the first dial plate 22. The user side passes through the first scale 26 and the second index 25 on the decorative member 21 that passes through the index 24 and the first dial translucent part 29 and is further arranged on the first dial translucent part 29. To be emitted.

  Next, an example of the operation (action) of the vehicle display device 20 according to the present invention described above will be described.

  When the light source 53 is turned on by control from a control unit (not shown), the light is reflected directly or by the reflecting surface 51 and the diffusing plate 52, and a part of the light (light path a in FIG. 4) is incident on the first index 24 and from there. Radiated toward the user. Further, the other part of the light (FIG. 4, optical path b and optical path c) is transmitted through the first dial transparent portion 29 and enters the decorative member 21, and further, the first scale 26 (optical path b) and the second index. 25 (light path c). Each indicator and scale emits light by the emitted light.

  By operating in this way, the first scale 26 and the second index 25 are located closer to the user than the first dial plate 22 on which the first index 24 is arranged, and therefore float up to the front by the light emission. The visual effect can be recognized by the user. Further, the surface of the second dial plate 23 is mirror-finished and reflects external light incident from the outside of the vehicle display device to emit radiance, so that a higher-class feeling can be produced. Therefore, a novel display with a stereoscopic effect can be performed by these effects.

  In the best mode described above, the light source that illuminates the first dial plate 22 and the second dial plate 23 is described as being common, but the light source that illuminates the first dial plate 22 and the second dial plate 23 are illuminated. Since the light source to be used is a separate light source and a light-shielding plate is provided to prevent each light source from interfering with the other, the color or lighting operation of the light source can be changed. It becomes possible to make it display, and thereby a new visual effect can be obtained.

  In the above-described best mode, the description has been given to obtain the floating visual effect for the second index. However, the present invention is not limited to this, and for example, a part of the second index (low fuel remaining amount). Or the like, or when the visual effect is obtained only for a part of each of the first index and the second index.

  Further, in the above-described best mode, the second dial plate is described in contact with the front surface of the first dial plate. However, a space is provided between the second dial plate and the front surface of the first dial plate, and the front surface is further increased. Various implementations, such as a configuration in which the second dial is placed behind the first dial by providing a concave portion in the shape of a decorative member in the first dial and fitting the decorative member in the concave portion It can be in the form.

  The best mode described above is merely a representative mode of the present invention, and the present invention is not limited to the embodiment. That is, various modifications can be made without departing from the scope of the present invention.

It is a front view which shows an example of the combination meter which has the display apparatus for vehicles of this invention. It is sectional drawing (XX cross section) of the display apparatus for vehicles in FIG. It is a perspective view explaining arrangement | positioning of the decoration member of the display apparatus for vehicles in FIG. It is sectional drawing (AA cross section) of the display apparatus for vehicles in FIG. It is a front view of the conventional combination meter.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Combination meter 20 Display apparatus for vehicles 21 Decoration member 22 1st dial plate 23 2nd dial plate 24 1st parameter | index 25 2nd parameter | index 26 1st graduation a Optical path incident on 1st graduation b Optical path incident on 1st graduation c Optical path incident on the second index

Claims (2)

A vehicle display device having a decorative member that defines a display area for displaying a plurality of types of display objects,
A first dial arranged in the display area;
A second dial integrally formed with the decorative member so as to be positioned on a plane in the display area different from the first dial in a state shifted to the front side or the back side of the first dial; ,
A vehicle display device characterized by comprising: Forming the decorative member and the second dial plate with a translucent member;
2. The vehicle display device according to claim 1, wherein the second dial has a second indicator that emits light by transmitting light from behind to a user side.

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