JP4927523B2 - Instrument device - Google Patents

Description

  The present invention relates to an instrument device mounted on a moving body such as a vehicle or a ship, and particularly relates to an instrument device provided with a ring member that covers an outer peripheral edge of a dial.

  A moving body such as a vehicle or a ship is equipped with an instrument device that displays a plurality of information measured by various measuring means to passengers of the moving body (see, for example, Patent Document 1).

  As this type of instrument device, for example, a speedometer as a display instrument that displays the speed of a vehicle as a moving body, a tachometer as a display instrument that displays the engine speed, and a display instrument that displays the remaining amount of fuel A vehicle combination meter equipped with a fuel gauge and a temperature gauge as a display gauge for displaying the temperature of engine coolant is used.

  The above-mentioned vehicle combination meter includes an instrument case that accommodates the movement as the instrument unit of each meter and gauge described above, a dial plate disposed on the front side (occupant side) of the instrument case, a pointer, and a dial plate A dial plate disposed on the front side of the dial, a light guide plate disposed on the back side of the dial, a light source disposed on the back side of the dial and the pointer, and supplying light to the light guide plate. Each of the movements includes an output shaft that rotates in accordance with the measurement amount.

  The dial includes, for example, a speedometer dial, a tachometer dial, a fuel gauge dial, and a temperature gauge dial. Each of these dials is formed separately from each other, and includes a vehicle speed display scale, an engine speed display scale, a fuel remaining amount display scale, a cooling water temperature display scale, and the like.

  In addition, the dial is provided with an inclined portion which is inclined in a direction gradually moving away from the occupant side or approaching the occupant side toward the outer side around the output shaft at the outer peripheral portion where the respective scales are marked. The inclined portion is provided with a colored layer having a gradation pattern such that the color gradually increases from the center toward the outside. And a scale is printed on this colored layer.

  Each dial such as a vehicle speed display scale of each dial is displayed on the dial by a light guide plate that guides light emitted from the light source to the dial so that it can be seen from the passenger side even in the dark, for example, at night. Etc. are illuminated. At this time, an opening is provided in a portion corresponding to the back side portion of the dial in the instrument case so that light can pass therethrough.

  The light source is electrically connected to a printed wiring board or the like attached in the instrument case, and the lighting state is controlled. This type of light source is, for example, provided in the instrument case and arranged to emit light toward the tip of the pointer, or irradiate the dial from the back side of the dial. It arrange | positions so that the surface side of the said dial may be irradiated via a light-guide plate from the back side of a facing plate.

In the instrument device having the above-described configuration, the light emitted from the light source is irradiated to the front side of the inclined portion through the light guide plate, and the inclined portion on which the scale is marked emits light in a ring shape. At this time, the colored layer of the gradation pattern provided on the inclined portion is illuminated by the light from the light guide plate so that the color gradually becomes darker from the inside toward the outside, and is visually recognized with a ring-like gradation. Is done. In this way, the dial is given a three-dimensional effect, and the display is given a three-dimensional effect to improve visibility and decorativeness.
JP 2002-296078 A

  However, with the instrument device having the above-described configuration, only a certain novelty is obtained, and a display that gives the occupant a novel feeling cannot be obtained sufficiently. In addition, the structure for obtaining a decorative effect, such as providing an inclined portion on the dial, tends to be complicated.

  Accordingly, an object of the present invention is to provide an instrument device that can improve the decoration effect with a simple structure and can give the occupant a novel feeling.

  In order to solve the above problems and achieve the object, the invention described in claim 1 includes an instrument case, a dial plate attached to the instrument case and having a display unit indicating a state of a moving body, and the dial plate. A counterplate provided with an exposure window provided on the occupant side of the mobile body and exposing the display unit on the occupant side of the mobile body, wherein the opening edge of the exposure window is Covering the outer periphery of the display unit and being provided at a predetermined interval in a direction orthogonal to the dial, and a dial colored layer of a predetermined color on the outer periphery of the display unit from the outside of the exposure window to the inside of the exposure window It is continuously formed and is formed in a halftone dot shape whose density gradually changes from the inside toward the outside.

  According to a second aspect of the present invention, in the first aspect of the present invention, the display unit and the dial coloring layer are configured to shine by light from a light source accommodated in the instrument case. It is characterized by being.

  According to a third aspect of the present invention, in the first or second aspect of the present invention, the ring member is attached to the occupant side of the movable body of the opening edge of the exposed window of the facing plate. It is characterized by that.

  According to the first aspect of the present invention, the opening edge portion of the exposed window provided on the facing plate covers the outer peripheral portion of the display portion of the dial plate at a predetermined interval in a direction orthogonal to the dial plate. A dial colored layer of a predetermined color formed in a halftone dot shape that is continuous from the outside of the exposure window to the inside of the exposure window and gradually changes in density from the inside toward the outside is provided on the outer periphery of the display unit. Because it is provided, the display portion of the dial can be given depth, and it can be visually recognized with a gradation and the width of the dial coloring layer can be changed depending on the angle at which the display portion of the dial is viewed. be able to. For this reason, it is possible to enhance the decoration effect by emphasizing the depth of the display portion of the dial, and to obtain a novel decoration effect. Further, it is only necessary to arrange the dial coloring layer on the outer peripheral part of the display part by arranging the opening edge part of the exposed window of the facing plate and the outer peripheral part of the display part of the dial part with a space, and with a simple structure. A decorative effect can be obtained.

  According to the invention described in claim 2, since the display unit and the dial coloring layer are configured to shine by the light from the light source, the light emitted from the light source passes through the dial coloring layer. By being emitted to the side, it is possible to make the occupant of the moving body visually recognize the outer edge portion of the dial so that it shines in a predetermined color.

  According to the third aspect of the present invention, since the ring member attached to the passenger side of the opening edge portion of the exposed window provided on the facing plate is further emphasized, the depth of the display portion of the dial is further emphasized. It is possible to improve the decoration effect of the display portion of the dial.

  As described above, according to the first aspect of the present invention, the display portion of the dial can be provided with a depth, and the characters can be visually recognized with gradation and viewed according to the angle at which the display portion of the dial is viewed. Since it can be visually recognized so that the width of the colored board layer changes, the decoration effect can be improved by emphasizing the depth of the display portion of the dial, and a novel decoration effect can be obtained. Further, it is only necessary to arrange the dial coloring layer on the outer peripheral part of the display part by arranging the opening edge part of the exposed window of the facing plate and the outer peripheral part of the display part of the dial part with a space, and with a simple structure. A decorative effect can be obtained. Therefore, the decoration effect can be improved with a simple structure, and a novelty can be given to the occupant of the moving body.

  According to the second aspect of the invention, the light irradiated from the light source is emitted to the occupant side through the dial coloring layer, so that the outer edge of the dial shines in a predetermined color. Therefore, the decoration effect of the display portion of the dial can be improved. Therefore, a novel feeling can be given to the occupant of the moving body.

  According to the invention described in claim 3, the depth of the display portion of the dial can be further emphasized, and the decoration effect of the display portion of the dial can be improved. Therefore, a novel feeling can be given to the occupant of the moving body.

  Hereinafter, the pointer of the instrument device according to one embodiment of the present invention will be described with reference to FIGS. 1 to 6. The illumination structure of the instrument device according to one embodiment of the present invention is used in the vehicle combination meter 1 as the instrument device shown in FIG.

  The vehicle combination meter 1 is a device that is mounted on a moving body such as an automobile and displays the state of the moving body to an occupant of the moving body. As shown in FIG. 6, the vehicle combination meter 1 includes a case 31 as an instrument case, a display instrument 4, a turning plate 10, a transparent cover 11, and a back cover 35.

  The case 31 is formed in a box shape having an opening 3a on the occupant side of the moving body with synthetic resin or the like. The case 31 has mounting surfaces 31a, 31b, 31c, 31d corresponding to dial plates 6a, 6b, 6c, 6d, which will be described later, of the display instrument 4. These mounting surfaces 31a, 31b, 31c, 31d are formed in a shape similar to the outline of each dial 6a, 6b, 6c, 6d. And the case 31 attaches each dial 6a, 6b, 6c, 6d to each attachment surface 31a, 31b, 31c, 31d. The case 31 is formed in a box shape having an opening 3a facing the passenger side of the moving body.

  As shown in FIG. 6, a base end portion 21 (shown in FIG. 1) of each pointer 2a, 2b, 2c, 2d, which will be described later, is inserted into the mounting surfaces 31a, 31b, 31c, 31d. Openings 32a, 32b, 32c, 32d and a plurality of illumination openings 33a, 33b, 33c, 33d are formed, respectively. The plurality of illumination openings 33a, 33b, 33c, and 33d are used for dial illumination that illuminates scales / characters 9a, 9b, 9c, and 9d as display portions of dials 6a, 6b, 6c, and 6d, which will be described later. LED16 is arranged.

  The back cover 35 is formed in a case shape opened to the case 31 side. Then, the case 31 is assembled to the outer edge of the back cover 35.

  In the case 31, as shown in FIG. 2 or FIG. 6, movements 7a, 7b, 7c, 7d as instrument units to be described later, and dial illumination as a light source for each dial 6a, 6b, 6c, 6d The LED 16 for use as a light source for the pointers 2a, 2b, 2c, and 2d is accommodated. The case 31 further accommodates a printed circuit board 13 that is electrically connected to the movements 7a, 7b, 7c, and 7d, the dial plate illumination LED 16, the pointer illumination LED 12, and the like. The printed circuit board 13 is provided between the case 31 and the back cover 35, and is mounted with electronic components such as a microcomputer for controlling operations of the movements 7a, 7b, 7c, 7d and the like.

  As shown in FIG. 6, the display instrument 4 includes a speedometer 4a for displaying the speed of the vehicle, a tachometer 4b for displaying the engine speed, a fuel gauge 4c for displaying the remaining amount of fuel, and engine cooling water. The temperature gauge 4d for displaying the temperature of

  The speedometer 4a, the tachometer 4b, the fuel gauge 4c, and the temperature gauge 4d include movements 7a, 7b, 7c, and 7d as instrument units, pointers 2a, 2b, 2c, and 2d, and a dial plate of the instrument device, respectively. Vehicle speed display dial 6a, engine speed display dial 6b, fuel remaining amount display dial 6c, cooling water temperature display dial 6d, dial light guide plates 5a, 5b, 5c, 5d, etc. It is configured.

  The movements 7a, 7b, 7c, and 7d are connected to vehicle speed measurement means, engine speed measurement means, fuel remaining amount measurement means, cooling water temperature measurement means, and the like (not shown) mounted on the vehicle, respectively. The movements 7a, 7b, 7c, and 7d include output shafts 8a, 8b, 8c, and 8d that rotate according to the measurement amounts measured by these measurement units.

  The pointers 2a, 2b, 2c, and 2d are formed of a light guide material having translucency such as acrylic resin. Since the hands 2a, 2b, 2c, and 2d have the same configuration, the pointer 2a for the speedometer 4a will be described below as a representative.

  As shown in FIG. 2, the pointer 2 a includes a base end portion 21 and an instruction portion 22 that extends from the base end portion 21 toward the outer peripheral direction of the base end portion 21. The base end portion 21 is formed in a disc shape and includes a light receiving portion 21a into which light from the pointer illumination LED 12 as a light source enters. The light receiving unit 21 a reflects the light from the pointer illumination LED 12 toward the tip of the instruction unit 22. The instruction portion 22 is formed in a cone shape that gradually becomes thinner as the distance from the base end portion 21 increases.

  The pointer 2a has a base end 21 attached to the output shaft 8a of the movement 7a, and is attached in a state where the base end 21 is located at the center of the vehicle speed display dial 6a as shown in FIG. The pointer 2a rotates integrally with the output shaft 8a of the movement 7a. The pointer 2a is rotated by the movement 7a according to the measurement amount measured by each measuring means, and displays the measurement amount in cooperation with a scale / character 9a described later attached to the dial 6a for displaying the vehicle speed. To do. Further, when the pointer 2a is dark, such as at night, for example, the light from the pointer illumination LED 12 described above is incident on the light receiving portion 21a of the base end portion 21, and the instruction portion 22 shines.

  The vehicle speed display dial 6a, the engine speed display dial 6b, the remaining fuel display dial 6c, and the cooling water temperature display dial 6d as the dials of the instrument device are respectively attached to the case 31 described above. The surface 31a, 31b, 31c, 31d is attached to the occupant side of the moving body. The detailed configuration of these dials 6a, 6b, 6c, 6d will be described later.

  The dial light guide plates 5a, 5b, 5c and 5d are formed in a shape similar to the outline of the dial plates 6a, 6b, 6c and 6d, and on the back side of the dial plates 6a, 6b, 6c and 6d. It is arranged. Each of the light guide plates 5a, 5b, 5c, and 5d is a scale / characters 9a, 9b, and 9c as a display unit to be described later of each of the dial plates 6a, 6b, 6c, and 6d. , 9d to shine these scales / characters 9a, 9b, 9c, 9d.

  With the above-described configuration, the speedometer 4a, the tachometer 4b, the fuel gauge 4c, and the temperature gauge 4d as the display instrument 4 are output shafts 8a, 8b, 8c, and 8d, respectively, according to the measurement amounts measured by the measurement means described above. And the hands 2a, 2b, 2c, 2d are rotated. The pointers 2a, 2b, 2c, and 2d indicate the scales and characters 9a, 9b, 9c, and 9d of the dial plates 6a, 6b, 6c, and 6d, respectively. Displays the status of the moving object.

  As shown in FIG. 6, the facing plate 10 is disposed on the passenger side of each moving body of the dial plates 6 a, 6 b, 6 c, 6 d, that is, on the front side, and is attached to the case 31. The dial plate 10 includes a speedometer exposure window 10a, a tachometer exposure window 10b, and a fuel gauge exposure window (see FIG. 5) as exposure windows that expose the dials 6a, 6b, 6c, and 6d to occupants of the moving body. And a temperature gauge exposure window 10d are formed, and other than the display parts such as the speedometer 4a, the tachometer 4b, the fuel gauge 4c, and the temperature gauge 4d as the display instrument 4 are provided to the occupant of the moving body. And shield. The detailed configuration of these exposure windows 10a, 10b, 10c, and 10d will be described later.

  The transparent cover 11 is formed of a resin or the like that is formed in a plate shape and has transparency. The transparent cover 11 is disposed on the occupant side, that is, the front surface side of the moving body of the facing plate 10. The transparent cover 11 is provided with locking claws (not shown) protruding from the outer edge toward the case 31. The locking claw is received and locked in the locking receiving groove of the case 31.

  As described above, the transparent cover 11 covers the occupant side of the moving body of the case 31, that is, the front side when the locking claw is locked in the locking receiving groove of the case 31. The transparent cover 11 covers each dial 6a, 6b, 6c, 6d, each ring member 40a, 40b, 40c, 40d, which will be described later, and the facing plate 10, and dust and the like enter the vehicle combination meter 1. To prevent.

  Since the above-described dial plates 6a, 6b, 6c, and 6d have substantially the same structure, the following is representative of a vehicle speed display dial plate 6a for a speedometer (hereinafter simply referred to as a dial plate 6a). explain.

  As shown in FIG. 6, the dial 6a has a substantially circular planar shape, and a scale / character 9a for displaying a vehicle speed as a display portion is formed along the outer periphery of the dial 6a. The dial 6a is provided with an opening for the base end 21 of the pointer 2a.

  As shown in FIG. 4, the dial 6 a includes a translucent substrate 61, a design print layer 62 provided on the occupant side of the movable body of the translucent substrate 61, that is, the front side, and the front side of the design print layer 62. And a light shielding layer 63 provided on the surface.

  The design printing layer 62 transmits light emitted from the LED 16 for dial illumination via the light guide plate 5a, and causes the vehicle speed display scale / character 9a to be visually recognized by a passenger of the moving body in a predetermined color (for example, white).

  The light shielding layer 63 is provided except for the outer peripheral portion 19 where the scale / character 9a and a dial coloring layer 65 described later are formed. A top coat layer 60 is provided on the front side of the translucent substrate 61 provided with the design print layer 62 and the light shielding layer 63 to prevent the surface from being scratched.

  Further, a dial coloring layer 65 is provided along the outer periphery of the diffusion layer 64 on the back side of the translucent substrate 61. The dial coloring layer 65 is formed in a donut shape in plan view, and is provided to extend outward in the radial direction of the dial 6a on the inner side of the exposure window 10a provided on the facing plate 10. Yes. The dial colored layer 65 is formed so as to border the outer peripheral portion 19 of the scale / character 9a, and is provided in blue as a predetermined color. The dial coloring layer 65 is formed in a halftone dot shape in which the density gradually changes from the inside toward the outside. In the present embodiment, it is formed in a halftone dot shape in which the density gradually increases from the inside toward the outside.

  The dial coloring layer 65 is formed of a translucent material, and light emitted from the dial illumination LED 16 through the light guide plate 5a is transmitted to the passenger of the moving body in blue (predetermined color). ).

  Since the above-described exposure windows 10a, 10b, 10c, and 10d have the same configuration, the speedometer exposure window 10a will be described below as a representative. As shown in FIG. 2 or 3, the speedometer exposure window 10a is provided so that the opening edge 25 covers the outer peripheral portion 19 of the scale / character 9a as the display portion of the dial 6a. That is, the opening edge 25 is provided so as to cover a part of the dial colored layer 65 provided on the scale 19 of the dial 6a and the outer peripheral portion 19 of the character 9a.

  The opening edge 25 is provided with a flat plate portion 26 protruding toward the dial plate 6a, and an end portion 27 on the dial plate 6a side of the flat plate portion 26 is spaced apart from the dial plate 6a by a predetermined distance. Is provided. That is, the end portion 27 of the flat plate portion 26 is provided with a predetermined interval in a direction orthogonal to the dial colored layer 65 provided on the scale 19 of the dial 6a and the outer peripheral portion 19 of the character 9a. ing. For this reason, the dial colored layer 65 of the portion covered with the exposed window 10a from between the dial 6a and the end portion 27 of the flat plate portion 26 of the opening edge 25 is also visually recognized by the occupant of the moving body.

  Further, as shown in FIG. 2 or 3, the opening edge 25 is provided with a ring member 40 a so as to cover the opening edge 25 on the passenger side, that is, the front surface side of the moving body. The ring member 40a is formed in a ring shape in plan view, and is attached to the front side of the opening edge 25 to cover the front side of the opening edge 25 of the exposure window 10a. And the ring member 40a is provided in the passenger | crew side of the moving body of the facing plate 10, ie, the front side of the facing plate 10, as shown in FIG.

  According to the present embodiment, the opening edge portion 25 of the exposure window 10a provided on the facing plate 10 is arranged on the outer periphery 19 of the scale / character 9a as the display portion of the dial 6a from the inner side of the blue color (predetermined color). Is provided so as to cover a part of the dial coloring layer 65 formed in a halftone dot shape, whose density gradually increases as it goes to, and the end 27 of the flat plate portion 26 of the opening edge 25 is colored on the dial. The layer 65 and the dial 6a are provided at a predetermined interval in a direction orthogonal to the dial 65a.

  For this reason, the depth between the opening edge 25 of the exposed window 10a of the facing plate 10 and the scale / character 9a as the display portion of the dial 6a can be emphasized, and further, blue (predetermined color) is gradually and gradually increased. The dial colored layer 65 covered with the exposed window 10a is visually recognized by the occupant of the moving body from between the dial 6a and the end portion 27 of the flat plate portion 26 of the opening edge 25. Can be made. Then, as shown in FIG. 5, the display portion of the dial can be given depth, and the width of the dial colored layer 65 can be visually recognized with gradation and the angle at which the occupant of the moving body views the speedometer 4a. Can be visually recognized so as to change.

  Further, the dial coloring layer 65 is formed of a translucent material and is provided on the scale 19 of the dial 6a where the light shielding layer 63 is not provided and on the outer peripheral portion 19 of the character 9a. Since the light emitted through 5a is transmitted and shines in blue (predetermined color), the scale as the display part of the dial 6a and the outer peripheral portion 19 of the character 9a shines in blue (predetermined color) and moves It can be visually recognized by the occupant of the body.

  Furthermore, since the ring member 40a attached so as to cover the opening edge portion 25 is provided on the passenger side of the opening edge portion 25 of the exposed window 10a of the facing plate 10, when the passenger of the moving body visually recognizes the character, The scale of the board 6a and the depth of the characters 9a can be further emphasized.

  In the above-described embodiment, the dial coloring layer 65 is formed in blue as the predetermined color. However, the present invention is not limited to this, and is formed in various colors such as red and yellow. May be.

  In the embodiment described above, the speedometer 4a has been mainly described. However, in the present invention, the tachometer 4b, the fuel gauge 4c, and the temperature gauge 4d are of the same configuration.

  In addition, embodiment mentioned above only showed the typical form of this invention, and this invention is not limited to embodiment. That is, various modifications can be made without departing from the scope of the present invention.

It is a perspective view which shows the speedometer as a display meter of the meter apparatus concerning one Embodiment of this invention. It is sectional drawing which follows the II line | wire in FIG. FIG. 3 is a partially enlarged view of the speedometer shown in FIG. 2. It is a principal part enlarged view of FIG. (A) is explanatory drawing when the speedometer as a display meter of the measuring instrument apparatus concerning one Embodiment of this invention is seen from the front, (b) is explanatory drawing when the speedometer is seen from diagonally. It is. It is a perspective view which decomposes | disassembles and shows the combination meter for vehicles as an instrument apparatus concerning one Embodiment of this invention.

Explanation of symbols

1 Vehicle combination meter (instrument equipment)
6a Dial for displaying vehicle speed (Dial)
6b Dial for displaying engine speed (Dial)
6c Fuel remaining amount display dial (dial)
6d Cooling water temperature display dial (dial)
7a, 7b, 7c, 7d Movement (instrument unit)
9a, 9b, 9c, 9d Scale / character (display)
10 Turn plate 10a Speedometer exposure window (exposure window)
10b Tachometer exposure window (exposure window)
10c Fuel gauge exposed window (exposed window)
10d Temperature gauge exposure window (exposure window)
12 Pointer illumination LED (light source)
16 LED for dial illumination (light source)
19 Outer perimeter 25 Open edge 31 Case (instrument case)
40a, 40b, 40c, 40d Ring member 65 Dial colored layer

Claims (3)

An instrument case, a dial plate attached to the instrument case and having a display unit indicating the state of the moving body, and provided on the occupant side of the movable body of the dial plate and the display unit on the occupant side of the movable body In an instrument device comprising a facing plate provided with an exposed exposure window,
An opening edge portion of the exposure window is provided at a predetermined interval in a direction that covers the outer peripheral portion of the display portion and is orthogonal to the dial,
A dial colored layer of a predetermined color is continuously provided from the outside of the exposure window to the inside of the exposure window on the outer peripheral portion of the display portion, and is formed in a halftone dot shape in which the density gradually changes from the inside toward the outside. Instrument device characterized by.   The instrument device according to claim 1, wherein the display unit and the dial coloring layer are configured to shine by light from a light source accommodated in the instrument case.   The instrument device according to claim 1, further comprising a ring member attached to an occupant side of the moving body at the opening edge of the exposure window of the facing plate.

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