JP5305087B2 - Instrument device - Google Patents

Description

  The present invention relates to an instrument device mounted on, for example, a motorcycle, a construction machine, or a small boat, and more particularly to an instrument device that is arranged so that a fluoroscopic cover faces an opening of a mounting panel made of an instrument panel or a decorative panel. is there.

  As this type of instrument device, for example, one described in Patent Document 1 below is known. The instrument device includes a case opened on the observer side, a display member housed in the case, and a see-through cover that covers the open side of the case so that the display member can be seen through. The display member includes, in addition to instruments indicating speed, fuel, water temperature, and the like, a light emitting indicator that emits a mark formed on the display board by a light source, and a liquid crystal panel that displays various information such as a travel distance, On the observer side, an edge surrounding the display part of the display member and a convex part protruding from the edge to the observer side including a region corresponding to the display part are formed.

  An attachment member made of an instrument panel, a decorative panel, or the like to which the instrument device is attached has an opening corresponding to the convex portion of the fluoroscopic cover, and the convex portion of the fluoroscopic cover faces this opening. The convex part of the fluoroscopic cover is inserted into the opening from behind, and the instrument device is assembled so that the edge of the cover faces the rear edge of the opening of the mounting member. In this case, the dimensions of the opening Is set larger than the convex portion in consideration of assembly, and therefore, a predetermined gap exists between the opening and the convex portion in the assembled state.

Japanese Patent Laid-Open No. 10-318796

  However, in the instrument device described in Patent Document 1, since the convex portion provided on the see-through cover of the instrument device is only inserted into the opening of the mounting panel, the convex portion is displaced by the positional deviation between the convex portion and the opening. There is a case where the gap between the opening and the opening is uneven or varies from product to product.

  The present invention focuses on the above-described problems, and an object of the present invention is to provide an instrument device that can suppress misalignment and improve appearance quality.

In order to solve the above-described problems, the present invention provides a case that opens to the viewer side, a display member that is accommodated in the case, and a perspective that covers the opening side of the case so that the display portion of the display member can be seen through. A cover that includes an edge that surrounds the periphery of the display unit, and a protrusion that protrudes from the edge to the viewer side including a region corresponding to the display unit. An instrument device assembled so as to face an opening provided in an attachment member , wherein the fluoroscopic cover, the case, and the attachment member are held by screws, and the attachment in the assembled state by the screws A plurality of positioning convex portions formed on the member and positioning concave portions formed on the edge portions and fitted on the positioning convex portions are provided at a predetermined interval at a position different from the screwing location on the edge portion. And wherein the door.
With this configuration, the convex portion and the opening are positioned at positions close to each other by the positioning concave portion and the positioning convex portion, so that positional deviation can be suppressed.

Further, the present invention is characterized in that the display member has a display plate, and a bottom wall portion of the positioning recess is brought into contact with the display plate.
By comprising in this way, when providing the part which contacts a display board in a fluoroscopic cover, the sink mark at the time of shaping | molding the contact part which tends to increase in thickness can be suppressed by a recessed part.

  ADVANTAGE OF THE INVENTION According to this invention, the initial objective can be achieved and the instrument apparatus which can suppress position shift and can improve appearance quality can be provided.

The front view of the instrument apparatus by one Embodiment of this invention. AA sectional drawing of FIG. BB sectional drawing of FIG.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

  1 to 3 show an embodiment of an instrument device according to the present invention. FIG. 1 is a front view of the instrument device according to the present embodiment, FIG. 2 is a cross-sectional view taken along line AA of FIG. It is BB sectional drawing of 1. FIG. In FIGS. 2 and 3, hatching is omitted.

  1 to 3, the instrument device according to the present embodiment includes a back cover 1, a circuit board 2, a case 3, a display member 4, and a see-through cover 5.

  The back cover 1 is made of, for example, a synthetic resin material, and covers the case 3 and the back side of the circuit board 2.

  The circuit board 2 is made of, for example, a known hard circuit board, has various wiring patterns (not shown), and the display member 4 and circuit elements (not shown) are electrically connected to the wiring patterns.

  The case 3 is made of, for example, a synthetic resin material, opens at least on the viewer side, and stores the display member 4.

  In this case, the display member 4 is composed of an instrument 41 that indicates speed, fuel, water temperature, and the like, and a light source 42, but a display element such as a liquid crystal panel that displays various types of information can also be employed.

  The instrument 41 includes a drive source 43 composed of a stepping motor, an air core gauge, and the like, a pointer 44 that rotates by the drive source 43, and a display board 46 having an index portion 45 corresponding to the pointer. .

  The light source 42 constitutes a light-emitting indicator that emits a mark formed on the display board 46 that is also a component of the instrument 41, and is made of, for example, a light-emitting diode.

  The see-through cover 5 is made of, for example, a translucent synthetic resin, and has a substantially box shape that opens to the case 3 side with the observer side as a bottom.

  The fluoroscopic cover 5 is disposed so as to cover the opening of the case 3 so as to be able to see through the pointer 44 and the indicator portion 45 of the display member 4 and the display portion (display area) such as the mark, and is a bottom portion on the viewer side. Includes an edge portion 51 covering the display member 4 or the opening edge side of the case 3 so as to surround the periphery (periphery) of the display portion, and an area corresponding to the display portion from the edge portion 51 to the viewer side. A protruding portion 52 that protrudes and covers the display portion is provided, and the edge portion 51 and the protruding portion 52 are continuous via a stepped portion 53. The see-through cover 5 may be formed, for example, by forming a region corresponding to the display portion with a light-transmitting (transparent) material and forming the remaining portion with a light-shielding material.

  The instrument device configured as described above is assembled so that the convex portion 52 of the fluoroscopic cover 5 faces the opening 61 provided in the attachment member 6 made of an instrument panel, a decorative panel, or the like.

  That is, the opening 61 of the attachment member 6 corresponds to the protrusion 52, and the protrusion 52 faces the opening 61 by inserting the protrusion 52 into the opening 61 from behind the attachment member 6. Thus, the display unit can be viewed from the front of the attachment member 6.

  The instrument device is attached to the attachment member 6 by screwing attachment pieces 31 and 54 provided on the side walls of the case 3 and the fluoroscopic cover 5 to an attachment boss 62 provided on the attachment member 6.

  Here, a plurality of positioning recesses 55 are formed on the edge portion 51 of the fluoroscopic cover 5, and a plurality of positioning projections 63 that fit into the positioning recesses 55 are formed on the mounting member 6. The projection 52 of the see-through cover 5 and the opening 61 of the mounting member 6 are positioned by being fitted to each other.

  The positioning concave portions 55 and the positioning convex portions 63 are formed in a plurality at three locations on the long side of the convex portion 52 having a rectangular shape and one location on the short side, with a predetermined interval, but the number of formation is arbitrary. .

  Further, the bottom wall portion of the positioning recess 55 is in contact with the display plate 46, thereby constituting a receiving portion 56 that suppresses the display plate 46 from the front side to prevent vibration, floating, and the like.

  As described above, in the present embodiment, the case 3 that opens to the viewer side, the display member 4 that is housed in the case 3, and the opening side of the case 3 so that the display portion of the display member 4 can be seen through. The see-through cover 5 is provided, and the see-through cover 5 is provided with an edge portion 51 surrounding the periphery of the display portion, and a convex portion 52 that protrudes from the edge portion 51 to the viewer side including a region corresponding to the display portion In the instrument device assembled so that the convex portion 52 faces the opening 61 provided in the mounting member 6, a plurality of positioning concave portions 55 that fit into the positioning convex portion 63 provided in the mounting member 6 are provided on the edge portion 51 at predetermined intervals. Since a plurality of protrusions 52 and openings 61 are positioned at positions close to each other by the positioning recesses 55 and the positioning protrusions 63, the positional deviation can be suppressed.

  Further, in the present embodiment, the bottom wall portion of the positioning recess 55 is provided in contact with the display plate 46 and provided as the receiving portion 56, so that the thickness is easily increased when the portion that contacts the display plate 46 is provided in the fluoroscopic cover 5. Sinking at the time of molding the portion can be suppressed by the recess 55. That is, the concave portion 55 can be provided with a positioning function and a sink prevention function at the time of molding.

  In the present embodiment, the mounting member 6 is a single component. However, the mounting member 6 may be divided into a plurality of parts, and each of the divided mounting members may be provided with a positioning projection 63 to be positioned with the fluoroscopic cover 5.

DESCRIPTION OF SYMBOLS 1 Back cover 2 Circuit board 3 Case 4 Display member 5 See-through cover 31 Attachment piece 41 Instrument 42 Light source 43 Drive source 44 Pointer 45 Indicator part 46 Display board 51 Edge part 52 Protrusion part 53 Step part 54 Attachment piece 55 Positioning recessed part 56 Reception Part 61 Opening 62 Mounting boss 63 Positioning convex part

Claims (2)

A case opening to the observer side,
A display member stored in the case;
Including a see-through cover that covers the opening side of the case so that the display portion of the display member can be seen through;
An edge surrounding the periphery of the display unit on the fluoroscopic cover;
An instrument device is provided by providing a convex portion projecting toward the observer side including an area corresponding to the display portion from the edge portion, and assembling so that the convex portion faces an opening provided in the attachment member ,
Holding the fluoroscopic cover and the case, and the mounting member with screws,
In the assembled state by this screwing,
A plurality of positioning convex portions formed on the mounting member and positioning concave portions formed on the edge portions and fitted on the positioning convex portions are provided at predetermined positions at different positions from the screwing locations on the edge portions. An instrument device characterized in that   The instrument device according to claim 1, wherein the display member has a display plate, and a bottom wall portion of the positioning recess is brought into contact with the display plate.

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