JP3174249B2 - Car meter locking structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a locking structure for an automobile meter. More specifically, the present invention relates to a locking structure for an automobile meter that can facilitate the work of attaching a front glass and a facing.

[0002]

2. Description of the Related Art Instrument panels of automobiles include:
Meters provided with various indicating instruments, such as a speedometer for displaying the speed of an automobile and a fuel gauge for displaying the remaining amount of fuel, are provided. FIG. 8 is a front view of a general automotive meter 100, and FIG. 9 is a sectional view of the automotive meter 100 taken along line DD. In this vehicle meter 100, an indicator needle 103 arranged on a dial 102 is placed in a meter case 101 incorporated in an instrument panel (not shown) in front of the driver.
A variety of indicating instruments such as a speedometer unit 105 driven by 04 are housed. On the front surface of the meter case 101, the inside of the meter case 101 is masked so that the driver cannot see the inside of the meter case 101 except for the dial 102 of the indicating instrument. A facing 106 is provided. The dial 106 has an upper portion protruding, and a transparent front glass 107 for protecting the pointer 103 and the like is provided on the front surface thereof at an angle.

[0003] An illumination light bulb 108 is arranged on the rear surface of the meter case 101, and the light from the light bulb 108 is irradiated on the rear side of the dial 102 to illuminate the indicating instrument. . In this automotive meter 100, when the front glass 107 is attached to the facing 106,
A plurality of channel-shaped engaging holes 109 are formed on the peripheral surface 161 of the facing 106, and a locking piece 110 is formed on a peripheral portion of the front glass 107 corresponding to the engaging hole 109. By inserting 110 into the engaging hole 109, the facing 106 and the front glass 107 are engaged.

[0004] Conventionally, for example, Japanese Utility Model Laid-Open No. 3-5533.
No. 0 proposes a locking structure between the facing 106 and the front glass 107. In this locking structure, as shown in FIGS. 10 and 11, a raised portion 191 projecting from the peripheral surface 161 of the facing 106 is formed inside the channel-shaped engaging hole 109 of the facing 106. The locking piece 110 of the front glass 107 has a claw portion 111 formed at the distal end thereof which can be inserted into the engagement hole 109, and a raised portion 191 of the engagement hole 109 on the lower surface on the base side. A bulging portion 112 that rides up is formed.

[0005] Looking back at the locking piece 110 of the front glass 107,
12, the tip claw portion 111 of the locking piece 110 is first engaged with the engaging hole 109 as shown by a chain line in FIG.
09, the bulging portion 112 of the locking piece 109 comes into contact with the raised portion 191 of the engaging hole 109. In this state, when the insertion of the locking piece 110 is continued, the tip of the locking piece 110 is bent in the engagement hole 109, and the bulging portion 112 rides on the raised portion 191. When the insertion is further continued. As shown by a solid line in the drawing, the tip claw 111 protrudes from the engagement hole 109. At the same time, the bending of the distal end portion of the locking piece 110 is released, and the snapping action of the locking piece 110 ensures that the locking piece 110 and the engaging hole 109 are engaged. It is securely attached to the front face of 106.

[0006]

However, in the above-described locking structure, when the front glass 107 is attached to the facing 106 as shown in FIG. 13, the peripheral portion of the front glass 107 contacts the peripheral edge of the facing 106. Or get stuck. This is the look 106 and the front glass 1
This is because the gap between the facing 106 and the mounting portion of the front glass 107 is made as small as possible in order to prevent dust from entering inside in the assembled state 07.

When the gap between the facing 106 and the front glass 107 is increased in order to prevent the facing 106 and the front glass 107 from coming into contact with each other or getting stuck, dust enters the interior through the gap. Problem arises. In addition, look back at the front glass 107 1
Since the front glass 107 has to be forcibly curved when it is attached to the rear panel 06, there is a problem that an unnecessary load is applied to the front glass 107.

In particular, the automobile meter 100 shown in FIG.
In the corner portions (X portion and Y portion in the figure),
06 and the amount of deformation of the front glass 107 are limited to a small amount, so that the above-described problem is a particularly serious problem. Therefore, an object of the present invention is to solve the problems of the above-described conventional technology, and it is possible to prevent the front glass and the facing from coming into contact with each other or to be caught when assembling, and to prevent dust from entering inside after assembly. It is an object of the present invention to provide a locking structure for an automobile meter, which can prevent the unnecessary load on the front glass and can prevent the unnecessary load on the front glass.

[0009]

SUMMARY OF THE INVENTION It is an object of the present invention to provide a front face of a meter case accommodating an indicating instrument, a mask for masking the inside of the meter case except for the dial portion of the indicating instrument. At the same time, a front glass for protecting the indicating instrument is provided on the front surface of the facing, and a channel-shaped engaging hole is formed on the peripheral surface of the facing, and the inside of the engaging hole is formed from the peripheral surface. A protruding raised portion is formed, and a claw portion large enough to be inserted into the engagement hole is formed at a tip end of a peripheral portion of the front glass corresponding to the engagement hole, and a peripheral portion of the front glass is formed. On the base end side, a locking piece having a bulging portion that rides on a raised portion of the engaging hole is formed, and the front glass is inserted by inserting and engaging the locking piece into the engaging hole. Hold and fix in return In the locking structure of an automotive meter which is adapted to, at least the outer surface of the peripheral portion of the dial corresponding to the protruding portion, provided with a projection which led to the peripheral edge, the projections the protruding portion
The structure can be attained by a locking structure of an automotive meter, which is characterized by being continuous .

The object of the present invention is to provide a front face of a meter case for accommodating an indicating instrument, and to provide a face-off for masking the inside of the meter case except for the dial portion of the indicating instrument, and to provide the face-off. A front glass for protecting the indicating instrument is provided on the front surface, a channel-shaped engaging hole is formed on the peripheral surface of the facing, and a raised portion protruding from the peripheral surface is formed inside the engaging hole. A claw portion having a size that can be inserted into the engagement hole is formed at the distal end portion of the peripheral portion of the front glass corresponding to the engagement hole, and a claw portion is formed on the base end side of the peripheral portion of the front glass. Forming locking pieces each having a bulging portion that rides on the raised portion of the engaging hole, and holding and fixing the front glass in the facing direction by inserting and engaging the locking piece into the engaging hole. Let it be In the locking structure of the dynamic vehicles meters, the periphery surface of the dial corresponding to at least the raised portions are provided as the projections, which led to the peripheral edge surface
Both of the protruding portions are in contact with the claws of the front glass.
Is a curved surface . Can be achieved by:

In the locking structure for a vehicle meter according to the present invention, when the front glass is mounted in a facing manner, the peripheral portion of the front glass is formed on a protrusion corresponding to a raised portion provided in the facing channel-shaped engaging hole. The part rises and the periphery of the front glass is spread outward. Therefore, attachment of the front glass becomes easy. In addition, since the protruding portion is continuous with the raised portion of the engaging hole, the peripheral portion of the front glass is surely spread outward until the locking piece on the peripheral portion of the front glass is inserted into the facing engagement hole. Can be

Furthermore, since the portion of the projection that comes into contact with the front glass is a curved surface, the front glass can be prevented from being caught on the projection,
The front glass can be inserted smoothly in return.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, an embodiment of a locking structure for an automobile meter according to the present invention will be described in detail with reference to the drawings. For convenience of explanation, first, the configuration of the locking structure of the automobile meter will be described with reference to FIGS. 2 to 5, and then the case where the front glass is attached with reference to FIGS. 5 to 7 and 1. The operation of will be described.

FIG. 1 is a cross-sectional view showing a locking piece of a front glass of a vehicle meter to which a locking structure for a vehicle meter according to the present invention is applied, and FIG. FIG. 3 is a sectional view taken along line AA of FIG. 2, FIG. 4 is a detailed view of a portion B in FIG. 3, FIG. 5 is a view taken in the direction of arrow C in FIG. FIG. 7 is a cross-sectional view showing a procedure (1/2) for mounting the front glass back, and FIG. 7 is a cross-sectional view showing a procedure (2/2) for mounting the front glass back.

As shown in FIG. 2, a vehicle meter 1 according to the present invention is incorporated in an instrument panel (not shown) in front of a driver, and is generally horizontally long. The internal dial 12 is provided with round holes 13, 14, 15 for attaching various indicating instruments (not shown). As shown in FIG. 3, a dial 16 is provided on the front of the meter case 11 to mask the inside of the meter case 11 except for the dial 12 so that the driver cannot see the inside. The facing 16 has a lower portion protruding, and a transparent front glass 17 is provided on the front surface of the facing 16 in a tilted manner in order to protect a needle of an indicating instrument. The front glass 17 is formed of, for example, a transparent resin.

In this automotive meter 1, when the front glass 17 is attached to the facing 16, a plurality of channel-shaped engaging holes 19 are formed in the peripheral surface 61 of the facing 16, and the peripheral portion of the front glass 17 is A locking piece 20 is formed at a position corresponding to the mating hole 19, and the locking piece 20 is inserted into the engaging hole 19 so that the dial 16 and the front glass 17 are engaged.

As shown in FIG. 4, inside the channel-shaped engaging hole 19 of the facing 16, the peripheral surface 6 of the facing 16 is formed.
A raised portion 91 protruding from 1 is formed. The protruding portion 91 is provided with a projecting portion 92 that is continuous to the outside. The protrusion 92 extends to the end face of the facing 16. The width of the protrusion 92 may be the entire width of the engagement hole 19, or may be only a part of the width of the engagement hole 19.
A curved surface 93 is formed at the tip of the protrusion 92.

Further, as shown in FIG. 5, the engaging piece 20 of the front glass 17 is formed with a claw 21 which can be inserted into the engaging hole 19 at the distal end, and the engaging hole 19 is formed on the base side. A bulging portion 22 that rides on the bulging portion 91 is formed.
When the front glass 17 is attached to the facing 16, as shown in FIG. 5, first, one side of the front glass 17, in this example, the upper locking piece 20 is inserted into the upper engaging hole 19 of the facing 16. Thus, the claw portion 21 of the locking piece 20 is locked to the end face of the engagement hole 19, and the upper side of the front glass 17 is attached to the facing 16.

Next, as shown in FIG. 6, the lower side of the front glass 17 is pressed against the back 16. As a result, as shown in FIG.
Get on the tip of 6. When the front glass 17 is pressed as it is, the bulging portion 22 of the locking piece 20 rides on the protrusion 92. At this time, in the automotive meter 1 of the present invention, the protrusion 9
2, the locking piece 20 is pushed outward, so that there is no need to forcibly bend the front glass 17 as in the case where the conventional projection 92 is not provided, so that unnecessary bending force is applied to the front glass 17. Can be prevented. The locking piece 2 of the front glass 17
0, a curved surface 93
Is provided, it is possible to prevent the protrusion 92 from being caught on the root of the bulging portion 22, and it is not necessary to increase the force for pushing the front glass 17 so much. Therefore, the work of attaching the front glass 17 is facilitated, and the number of work steps can be reduced.

It should be noted that the present invention is not limited to an automobile meter,
The present invention can be applied to a case where components having a small gap between the mounting portions are locked with each other. Further, the protrusion 92 may be provided with a predetermined length only at the tip of the peripheral surface 61 of the facing 16 without being continuous with the raised portion 91.

[0021]

As described above, according to the vehicle meter locking structure of the present invention, at least the protrusion connected to the peripheral portion is formed on the outer surface of the facing peripheral portion corresponding to the raised portion. the provided Rutotomoni, the projections the
Since it is continuous with the raised portion, the periphery of the front glass is widened by the return projection when the front glass is mounted, and the front glass can be mounted without forcibly bending the front glass. Therefore, it is possible to reduce the number of man-hours for mounting work.

Further, since the portion of the projection that comes into contact with the nail portion of the front glass is a curved surface, the projection does not catch on the base of the bulging portion of the locking piece of the front glass, and the front glass is fitted back. It is easy to insert.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view showing a locking piece of a front glass of a vehicle meter to which a vehicle meter locking structure according to the present invention is applied, and a return projection.

FIG. 2 is a front view of an automotive meter to which the automotive meter locking structure according to the present invention is applied.

FIG. 3 is a sectional view taken along line AA of FIG. 2;

FIG. 4 is a detailed view of a portion B in FIG. 3;

FIG. 5 is a view taken in the direction of the arrow C in FIG. 4;

FIG. 6 is a procedure for mounting the front glass in the opposite direction (1/2).
FIG.

FIG. 7 is a procedure (2/2) of mounting the front glass in a facing manner.
FIG.

FIG. 8 is a front view of a general automobile meter.

FIG. 9 is a sectional view taken along line DD of FIG. 7;

FIG. 10 is a view taken in the direction of arrow E in FIG. 9;

FIG. 11 is a top view of the locking piece of the front glass.

FIG. 12 is a view showing a state where a conventional locking piece is inserted into an engagement hole.

FIG. 13 is a cross-sectional view showing a procedure for attaching a conventional front glass.

FIG. 14 is a cross-sectional view showing a state where a conventional locking piece is inserted into an engagement hole.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Automobile meter 11 Outer case 12 Dial 16 Look back 17 Front glass 19 Engagement hole 20 Locking piece 22 Swelling part 61 Peripheral surface 91 Rising part 92 Projection 93 Curved surface

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) B60K 35/00-37/00

Claims (2)

(57) [Claims] 1. A front face of a meter case accommodating an indicating instrument is provided with a dial for masking the inside of the meter case except for a dial portion of the indicating instrument, and a front face of the dial is provided with the indicator. A front glass for protecting the instrument is provided, and a channel-shaped engaging hole is formed on the peripheral surface of the facing, and a raised portion protruding from the peripheral surface is formed inside the engaging hole. At the tip of the peripheral edge of the front glass corresponding to the hole, a claw portion having a size insertable into the engagement hole is formed, and the engagement hole of the engagement hole is formed at the base end side of the peripheral edge of the front glass. Forming locking pieces each having a bulging portion that rides on the rising portion,
In the automotive meter locking structure in which the locking piece is inserted into and engaged with the engagement hole, and the front glass is held and fixed in the facing direction, at least the facing portion corresponding to the raised portion is provided. the peripheral edge surface, Rutotomo provided projections led to peripheral edge surface
In addition, the protrusion structure is continuous with the protruding portion, and a locking structure for a vehicle meter is provided. 2. A front face of a meter case accommodating the indicating instrument is provided with a facing for masking the inside of the meter case except for a dial portion of the indicating instrument, and the front face of the facing is provided with the indicator. A front glass for protecting the instrument is provided, and a channel-shaped engaging hole is formed on the peripheral surface of the facing, and a raised portion protruding from the peripheral surface is formed inside the engaging hole. At the tip of the peripheral edge of the front glass corresponding to the hole, a claw portion having a size insertable into the engagement hole is formed, and the engagement hole of the engagement hole is formed at the base end side of the peripheral edge of the front glass. Forming locking pieces each having a bulging portion that rides on the rising portion,
In the automotive meter locking structure in which the locking piece is inserted into and engaged with the engagement hole, and the front glass is held and fixed in the facing direction, at least the facing portion corresponding to the raised portion is provided. In addition to providing a projection connected to the peripheral surface on the peripheral surface,
The portion of the protrusion that contacts the claw portion of the front glass is bent.
An automotive meter locking structure characterized by being a surface .