JP2010122179A - Indicator of meter device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an indicator of a meter device with improved visibility by the occupant of a mobile vehicle, while being simple in structure. <P>SOLUTION: The indicator 1 of the meter device includes an attachment part 5 attached to an output shaft; an indication part 4 extended from the attachment part 5 in the outer circumferential direction of the attachment part 5; and a lens 3, provided at the tip of the indication part 4 and magnifying and displaying a display part 7 indicating the measured amount of a dial 13. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a pointer for an instrument device mounted on a moving body such as an automobile.

  An instrument device is mounted on a moving body such as an automobile or a ship in order to display information measured by various measuring means to passengers of the moving body (see, for example, Patent Document 1).

  Among such instrument devices, in an analog instrument device using a pointer, for example, a speedometer as a display instrument for displaying the speed of a vehicle as a moving body, a tachometer as a display instrument for displaying the number of revolutions of an engine, etc. The combination meter for vehicles provided with is used.

  The above-described vehicle combination meter is disposed on the instrument case that accommodates the movement of each meter, the dial disposed on the front side (occupant side) of the instrument case, the pointer, and the front side of the dial. A dial plate, a light guide plate disposed on the back side of the dial, and a light source disposed on the back side of the dial and the pointer and supplying light to the light guide plate are provided.

  The movement includes an output shaft that rotates according to a measurement amount. A pointer is attached to the output shaft of each movement.

  The dial includes a speedometer dial and a tachometer dial. These dials are formed of a synthetic resin or the like, and are provided with vehicle speed display scales / characters, engine speed display scales / characters, etc., as display portions respectively designated by hands.

In the vehicle combination meter having such a configuration, the output shaft of the movement rotates based on information (measurement amount) from measurement means for measuring various conditions of the automobile. Then, along with the rotation of the output shaft, the pointer indicates the location indicating the measured amount on the display unit. Thus, the vehicle combination meter displays the measured amount to the occupant.
JP 2006-3273 A

  A pointer of a conventional instrument device described in Patent Document 1 or the like indicates a display unit such as a scale indicating a measurement amount provided on a dial at the tip of the pointer. For this reason, there is a case in which the pointer and the display portion of the dial indicated by the pointer may overlap, and as a result, there is a problem that it is difficult to see the indicated display portion. There is also room for improvement in terms of making it easier to see the display portion of the dial indicated by the pointer.

  Therefore, the present invention focuses on the above-described problems, and an object of the present invention is to provide a pointer for an instrument device that has a simple structure and improved visibility by a passenger of a moving body.

  In order to solve the problems and achieve the object, the invention described in claim 1 is attached to an output shaft that rotates in accordance with a measurement amount of an instrument unit, and the dial of the dial is rotated by the rotation of the output shaft. In a pointer of an instrument device that indicates a display unit that indicates a measurement amount, an attachment portion that is attached to the output shaft, an indication portion that extends from the attachment portion in an outer peripheral direction of the attachment portion, and a tip of the indication portion And a lens for enlarging and displaying a display unit indicating the measured amount of the dial.

  The invention described in claim 2 is a pointer for an instrument device according to claim 1, wherein the lens is a Fresnel lens.

  According to the invention described in claim 1, the pointer of the instrument device includes an attachment portion attached to the output shaft, an indication portion extending from the attachment portion in the outer peripheral direction of the attachment portion, and a tip of the indication portion. And a lens for enlarging and displaying a display unit indicating the measurement amount of the dial. For this reason, it is possible to enlarge and display only the display portion (scale, etc.) of the dial indicated by the pointer according to the measurement amount by the lens provided at the tip of the indication portion, and as a result, the visibility by the occupant is improved. be able to.

  In addition, since the indicator and the lens are attached so that the tip of the indicator does not overlap the dial display indicated by the pointer according to the measurement amount, the dial display indicated by the pointer and the pointer It is possible to eliminate the difficulty in viewing due to overlapping (such as scales).

  Furthermore, since it is only necessary to provide a lens at the tip of the pointer indicating portion, the visibility by the occupant can be further improved while being simple and low cost.

  Even if the pointer rotates in accordance with the measured amount, the display unit of the dial pointed by the pointer can always be enlarged and displayed because the pointing unit and the lens are integrally provided. Therefore, even if the pointer is moving, the visibility by the crew can be further improved.

  According to the invention described in claim 2, since the lens is a Fresnel lens, it can be used in a limited space in the pointer of the instrument device, and the pointer of the instrument device can be made thinner and lighter. Is possible.

  Hereinafter, a pointer 1 for an instrument device according to an embodiment of the present invention will be described with reference to FIGS. 1 to 4. A pointer (hereinafter simply referred to as a pointer) 1 of an instrument device according to an embodiment of the present invention is used for a vehicle combination meter (corresponding to an instrument device) 10 as shown in FIG.

  The vehicle combination meter 10 is a device that is mounted on a moving body such as an automobile and displays the status of the moving body to a passenger of the moving body (hereinafter simply referred to as an occupant). As shown in FIG. 1, the vehicle combination meter 10 includes a casing (instrument case) 11 formed from a synthetic resin or the like, and a display instrument 12 attached to the casing 11.

  The casing 11 accommodates a movement 8, which will be described later, a dial LED 14c as a dial light source, a pointer LED 14d as a pointer light source, and the like. The casing 11 houses a wiring board 15 that is electrically connected to the movement 8 and the LEDs 14c and 14d. An electronic component such as a microcomputer for controlling the operation of the movement 8 or the like is mounted on the wiring board 15.

  As shown in FIG. 1, the display instrument 12 includes a speedometer 12a that displays the speed of the vehicle and a tachometer 12b that displays the engine speed. The speedometer 12a and the tachometer 12b are each composed of a pointer 1 (hereinafter denoted by reference numerals 1a and 1b), a dial plate 13, a movement 8, and the like.

  The movement 8 (corresponding to an instrument unit) is connected to vehicle speed measurement means, engine rotation measurement means, etc. (not shown) mounted on the vehicle. As shown in FIG. 2, the movement 8 includes an output shaft 9 that rotates in accordance with a measurement amount or the like measured by these measurement means.

  As shown in FIG. 2, the hands 1 a and 1 b rotate integrally with the output shaft 9 of the movement 8. And it attaches in the state in which the attachment part 5 mentioned later was located in the center part of the dial plate 13. The configuration of the hands 1a and 1b will be described later.

  The dial 13 includes a vehicle speed display dial 13a and an engine speed display dial 13b. As shown in FIG. 1, the dial plates 13 a and 13 b have a circular planar shape and are attached to the casing 11. A plurality of letters and scales 7 indicating the measurement amounts of the dial plates 13a and 13b are spaced apart from the outer edges of the dial plates 13a and 13b at equal intervals on the outer surfaces of the dial plates 13a and 13b facing the passengers. Is provided. A plurality of characters / scales 7 indicating the measurement amounts of the dial plates 13a and 13b correspond to a display unit.

  As shown in FIG. 2, the dial LED 14c is mounted on the wiring board 15 so as to face the letter / scale 7 indicating the measurement amount of the dials 13a and 13b. The pointer LED 14d is mounted on the wiring board 15 so as to be opposed to the mounting portion 5 of the pointers 1a and 1b disposed on the dial plates 13a and 13b.

  The display instrument 12 having the above-described configuration rotates the output shaft 9 and the pointer 1 according to the measurement amount measured by each measurement unit. Then, the pointers 1a and 1b respectively indicate the character / scale 7 indicating the measurement amount of the dial plates 13a and 13b, that is, the desired value of the display unit, and the position of the mark 18 and the scale 7 are compared. The state (measurement amount) of the moving body is displayed to the occupant.

  Hereinafter, the above-described pointers 1a and 1b will be described. Since the hands 1a and 1b have the same structure, the speedometer pointer 1a will be described below with reference to FIGS.

  The pointer 1a is rotated integrally with the output shaft 9 of the movement 8 in accordance with the measurement amount measured by each measuring means described above, and cooperates with the character / scale 7 indicating the measurement amount of the dial 13a. To display the measured amount. As shown in FIG. 2, the pointer 1 a includes a pointer main body 2, a lens 3, and a pointer cap 6.

  The pointer main body 2 is formed from a translucent material such as acrylic resin. As shown in FIG. 2, the pointer main body 2 is integrally provided with an attachment portion 5 attached to the output shaft 9 and an instruction portion 4 extending linearly from the attachment portion 5 in the outer peripheral direction of the attachment portion 5. ing. The pointer main body 2 extends from the mounting portion 5 to the front of the scale 7 of the dial 13a and is formed in a straight line. That is, the pointer main body 2 extends from the mounting portion 5 so that the tip of the indication portion 4 of the pointer main body 2 does not overlap the character / scale 7 of the dial 13a.

  The attachment portion 5 is attached to the output shaft 9 of the movement 8. The light emitted from the above-described pointer LED 14d enters the attachment portion 5. Then, a reflection surface (not shown) provided on the attachment portion 5 reflects light incident on the attachment portion 5 toward the distal end direction of the indication portion 4.

  The indicator 4 is formed in a conical shape that gradually becomes thinner toward the tip, that is, away from the mounting portion 5, and has a rectangular cross-sectional shape. As shown in FIG. 3, a fixing claw 16 for fitting with the lens 3 is provided at the tip of the instruction unit 4. Further, in the indicating unit 4, a non-light emitting member 4 a formed of a non-translucent material such as resin is provided on the bottom surface, the tip, and the fixing claws 16 facing the dial 13, and the entire bottom surface of the indicating unit 4. And is attached so as to cover the tip of the indicator 4.

  The lens 3 is a Fresnel lens formed from glass or a transparent resin material. As shown in FIG. 3, the lens 3 is formed in a circular shape on the plane, so that only the character / scale 7 indicating the measurement amount of the dial 13 a can be enlarged and displayed at the tip of the instruction unit 4. Is provided. That is, the lens 3 is formed so that only the display portion of the dial 13 a that instructs according to the measurement amount can be displayed in an enlarged manner, and is provided at the tip of the instruction portion 4 of the pointer body 2.

  In addition, the lens 3 is provided with a fitting claw hole 17 for fitting with a fixing claw 16 provided at the tip of the instruction portion 4 of the pointer main body 2. The lens 3 and the pointer main body 2 are attached and fixed by fitting the fixing claw 16 provided at the tip of the indicating portion 4 of the pointer main body 2 into the fitting claw hole 17 of the lens 3.

  Further, as shown in FIG. 3, a mark 18 is provided on the outer edge portion of the lens 3 on the extended line of the center line R which is the center of the width of the pointer main body 2. The mark 18 is made of a non-translucent material such as resin.

  The pointer cap 6 is formed from a non-translucent synthetic resin or the like. As shown in FIG. 2, the pointer cap 6 is formed in a bottomed cylindrical shape, and is provided at the center portion of the dial plate with the attachment portion 5 of the pointer main body 2 interposed therebetween.

  The pointer 1 a having the above-described configuration is attached to the vehicle combination meter 10 so as to rotate integrally with the output shaft 9. Then, the lens 3 provided at the distal end of the instruction section 4 of the pointer main body 2 instructs the character / scale 7 of the dial 13a based on the measurement amount from the measurement means and displays the enlarged image. That is, the front end of the indication unit 4 of the pointer main body 2 does not overlap with the character / scale 7 of the dial 13a that instructs according to the measurement amount from the measuring means, and the dial 13a that the lens 3 indicates according to the measurement amount. Only the character / scale 7 is enlarged and displayed. The occupant grasps the measurement amount measured by each measuring means and grasps the state of the moving object by the pointer 1a that is enlarged and displayed in this way.

  According to the present embodiment, the pointers 1 a and 1 b include the attachment portion 5 attached to the output shaft 9, the indication portion 4 extending from the attachment portion 5 in the outer peripheral direction of the attachment portion 5, and the tip of the indication portion 4. And a lens 3 for enlarging and displaying a display portion (that is, a character / scale 7) indicating the measurement amount of the dial plate 13 is provided. For this reason, only the character / scale 7 of the dial 13 indicated by the hands 1a and 1b can be displayed in an enlarged manner according to the measurement amount, and as a result, the visibility by the passenger can be improved.

  Since the pointer body 2 and the lens 3 are attached so that the tip of the pointer 4 of the pointer body 2 does not overlap the character / scale 7 of the dial 13, the tips of the pointers 1a and 1b are attached. And the scale 7 of the dial 13 indicated by the pointers 1a and 1b can be eliminated.

  In addition, since it is only necessary to provide the lens 3 at the tip of the pointing portion 4 of the pointer main body 2, the visibility by the occupant can be further improved while being simple and low cost.

  Even if the pointers 1a and 1b are rotated according to the measurement amount, the pointer main body 2 and the lens 3 are integrally attached, so that only the characters and scales 7 of the dial 13 indicated by the pointers 1a and 1b are always displayed. The display can be enlarged and the visibility by the occupant can be further improved. Further, a fixing claw 16 is provided at the tip of the pointer main body 2 and a fitting claw hole 17 is provided in the lens 3, so that the pointer main body 2 and the lens 3 can be easily attached and fixed. can do.

  In addition, the non-light emitting member 4 a provided on the indication portion 4 of the pointer main body 2 emits light at the tip of the indication portion due to light incident on the attachment portion 5 from the pointer LED 14 d, that is, the connection portion between the pointer main body 2 and the lens 3. Since the light emission is blocked, it is possible to prevent the visibility of the characters / scales 7 enlarged and displayed by the lens 3 from being impaired by the light emission of the pointer main body 2.

  Moreover, according to this embodiment, since the lens 3 is a Fresnel lens, it can be used in a limited space in the pointer of the instrument device, and the pointer of the instrument device can be reduced in thickness and weight. .

  In the present embodiment, the lens 3 is formed in a circular shape. However, as shown in FIG. 3, the planar shape of the lens 3 may be formed in a trapezoidal shape. In addition, the same code | symbol is attached | subjected to the part same as embodiment mentioned above, and description is abbreviate | omitted.

  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 front view showing an instrument device provided with a pointer concerning one embodiment of the present invention. It is a fragmentary sectional view of the II line | wire of FIG. (A) is an expanded sectional view of the A section shown in FIG. 1, and (b) is an enlarged top view of the A section shown in FIG. The modification of the pointer of the instrument apparatus shown in FIG. 1 is shown.

Explanation of symbols

1, 1a, 1b Pointer (Guideline for instrument device)
2 Pointer body 3 Lens 4 Indicating part 5 Mounting part 6 Pointer cap 7 Scale (display part)
8 Movement 9 Output shaft 10 Vehicle combination meter (instrument equipment)
11 Casing (instrument case)
12, 12a, 12b Display instrument 13, 13a, 13b Dial 14c, 14d LED
15 Wiring board 16 Claw for fixing 17 Claw hole for fitting 18 Mark

Claims (2)

In the pointer of the instrument device that is attached to the output shaft that rotates according to the measurement amount of the instrument unit, and that indicates the display unit that indicates the measurement amount of the dial by rotation of the output shaft
An attachment portion attached to the output shaft;
An indicator extending from the mounting portion toward the outer periphery of the mounting portion;
A pointer for an instrument device, comprising: a lens that is provided at a distal end of the instruction unit and that enlarges and displays a display unit that indicates a measurement amount of the dial.   The indicator of the instrument device according to claim 1, wherein the lens is a Fresnel lens.

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