JP2021005494A - Switch mounting structure - Google Patents

Abstract

To provide a switch mounting structure that can maintain good aesthetic appearance in terms of design of an interior panel and can achieve a compact structure of the structure itself, unlike the conventional one.SOLUTION: A switch mounting structure C according to the present invention includes an interior panel (instrument panel) exposed inside a vehicle interior, a switch garnish 2 molded separately from the interior panel, and a switch attached to the switch garnish 2. The switch garnish 2 is provided with a switch hole 21 into which the switch is inserted from the vehicle interior side, and a mounting portion 24a provided at a position overlapping the switch hole 21 when viewed from the vehicle interior side, and is overlapped with the interior panel from the vehicle interior side and mounted via the mounting portion 24a.SELECTED DRAWING: Figure 4

Description

The present invention relates to a switch mounting structure.

Conventionally, as a structure for mounting a switch in a predetermined opening provided in an interior panel of a vehicle interior, a structure having a switch mounting bracket to which a switch body is claw-fitted is known (see, for example, Patent Document 1). In this switch mounting structure, the flange portion of the switch mounting bracket is fixed to the boss portion provided on the back side of the interior panel with screws.

Japanese Patent No. 4498935

However, the conventional switch mounting structure (see, for example, Patent Document 1) has a problem that the switch mounting bracket itself becomes large because the flange portion screwed to the boss portion extends in the direction away from the switch body.
Further, in the conventional switch mounting structure (see, for example, Patent Document 1), it is necessary to provide a boss portion for mounting the switch mounting bracket on the back side of the interior panel. Therefore, there is a possibility that defects such as sink marks may occur on the front side (design surface side) of the interior panel corresponding to the formation position of the boss portion during molding of the interior panel.

Therefore, an object of the present invention is to provide a switch mounting structure capable of maintaining a good aesthetic appearance in terms of design of an interior panel and achieving a compact structure of the structure itself, unlike the conventional one. is there.

The switch mounting structure that solves the above problems includes an interior panel that is exposed inside the vehicle interior, a switch garnish that is molded separately from the interior panel, and a switch that is mounted on the switch garnish. Is provided with a switch hole into which the switch is inserted from the vehicle interior side and a mounting portion provided at a position overlapping the switch hole when viewed from the vehicle interior side, and is superposed on the interior panel from the vehicle interior side. It is attached via the attachment portion.

According to the present invention, unlike the conventional case, it is possible to provide a switch mounting structure capable of maintaining a good aesthetic appearance in terms of the design of the interior panel and achieving compactness of the structure itself.

It is external perspective view of the vehicle interior side of the switch mounting structure which concerns on embodiment of this invention. FIG. 3 is an external perspective view of the vehicle interior side showing a state in which the switch and the switch garnish are removed from the switch mounting structure shown in FIG. It is a top view of the switch garnish which constitutes the switch mounting structure which concerns on embodiment of this invention. It is the whole perspective view which looked at the switch garnish from the back side. (A) is an overall perspective view of the switch constituting the switch mounting structure according to the embodiment of the present invention as viewed from the front side, and (b) is an overall perspective view of the switch as viewed from the back side. It is the whole perspective view which looked at the switch garnish which attached the switch from the back side. FIG. 6 is a partial cross-sectional view taken along the line VII-VII of FIG. FIG. 6 is a partial cross-sectional view taken along the line VIII-VIII of FIG.

The switch mounting structure of the embodiment (embodiment) for carrying out the present invention will be described in detail with reference to the drawings as appropriate. The directions indicated by arrows in the drawings to be referred to are up, down, front, back, left, and right coincide with the directions of up, down, front, back, left, and right of the vehicle having the switch mounting structure of the present embodiment. The vehicle width direction coincides with the left-right direction.

FIG. 1 is an external perspective view of the switch mounting structure C according to the present embodiment on the vehicle interior side.
As shown in FIG. 1, the switch mounting structure C includes an instrument panel 1 (interior panel) exposed inside the vehicle interior, a switch garnish 2 mounted on the instrument panel 1, and a plurality of switches 3 mounted on the switch garnish 2. And have.
The switch 3 in the present embodiment includes a brightness increase switch 3a, a brightness reduction switch 3b, an operation mode changeover switch 3c, a parking brake switch 3d, and a brake hold switch 3e.

Each of the brightness increase switch 3a and the brightness decrease switch 3b is a switch for adjusting the brightness of meters (not shown). The operation mode changeover switch 3c is a switch for switching to operation in an energy saving mode that saves fuel as compared with the normal mode. The parking brake switch 3d and the brake hold switch 3e are switches for properly using on / off according to the usage mode of the parking brake (not shown) such as normal use and slope start use.
The brightness adjustment switch 30 including the brightness increase switch 3a and the brightness decrease switch 3b will be described in detail later in relation to the switch garnish 2.
In FIG. 1, reference numeral 5 is a finger insertion portion. The finger insertion portion 5 is formed by a recess formed in the switch garnish 2 so that the parking brake switch 3d can be easily hooked by a finger when the user raises the parking brake switch 3d.

FIG. 2 is an external perspective view of the vehicle interior side showing a state in which the switch 3 and the switch garnish 2 are removed from the switch mounting structure C shown in FIG. In FIG. 2, the switch garnish 2 is indicated by a virtual line (dashed line).

As shown in FIG. 2, this portion of the instrument panel 1 to which the switch garnish 2 according to the present embodiment is attached is inclined so as to be displaced downward toward the rear.
This part of the instrument panel 1 is assumed to be a part located on the right side of a steering column (not shown) provided on a right-hand drive vehicle.
However, the type and number of the switches 3 (see FIG. 1) and the position of the switch garnish 2 on which the switches 3 are arranged are not limited to these, and can be appropriately changed.

The instrument panel 1 to which the switch garnish 2 is attached is formed with a substantially rectangular opening 11 slightly smaller than the planar shape of the switch garnish 2 so as to correspond to the planar shape of the switch garnish 2.
Further, a plurality of slits 12 are formed on the peripheral edge of the opening 11 of the instrument panel 1 with the peripheral edge of the switch garnish 2. When the switch garnish 2 is superposed on the instrument panel 1 from the vehicle interior side, some ribs 25 (see FIG. 4) of the switch garnish 2 described later are fitted into the slit 12.

Further, in the opening 11, an elongated support plate 13 is arranged so as to extend along the front edge of the opening 11. The support plate 13 supports the switch garnish 2 as described later. The support plate 13 is integrally molded with the instrument panel 1.
In FIG. 2, reference numerals 13a and 13b are screw insertions provided at positions corresponding to screw holes 24a1, 24b1 (see FIG. 4) in the mounting portions 24a and 24b (see FIG. 4) of the switch garnish 2 described later. It is a hole.

FIG. 3 is a plan view of the switch garnish 2.
As shown in FIG. 3, the switch garnish 2 has a switch hole 21 formed so as to correspond to the switch 3 (see FIG. 1). The switch 3 is inserted into the switch hole 21 from the vehicle interior side.

Specifically, the switch holes 21 include a switch hole 21a corresponding to the brightness adjustment switch 30 (see FIG. 1), a switch hole 21b corresponding to the operation mode changeover switch 3c (see FIG. 1), and a parking brake switch 3d (see FIG. 1). It is provided with a switch hole 21c corresponding to (see FIG. 1) and a switch hole 21d corresponding to a brake hold switch 3e (see FIG. 1).
In FIG. 3, reference numeral 24a is a mounting portion for the instrument panel 1 (see FIG. 2) which is visible on the back side of the switch garnish 2 when looking through the switch hole 21a. Reference numeral 5 is a finger insertion portion.

FIG. 4 is an overall perspective view showing a state in which the switch garnish 2 is viewed from the back side.
As shown in FIG. 4, the switch garnish 2 has a vertical wall 22 forming a switch hole 21 on the back side (lower side). The vertical wall 22 is formed so as to stand downward from the peripheral edge of the opening of the switch hole 21. The vertical wall 22 is along the side surface of the switch 3 (see FIG. 1) inserted into the switch hole 21.
The vertical wall 22 and the switch 3 will be described in more detail together with the mounting structure of the switch 3 to the switch garnish 2 (switch mounting structure C), which will be described later.

Further, as shown in FIG. 4, the switch garnish 2 has a mounting portion 24a and a mounting portion 24b for mounting the switch garnish 2 on the instrument panel 1 (see FIG. 2). Of these mounting portions 24a and mounting portions 24b, the "mounting portion" in the claims is the mounting portion 24a.

As shown in FIG. 4, the mounting portion 24a (mounting portion) has a substantially rectangular parallelepiped shape that is long in the left-right width direction (vehicle width direction) of the switch hole 21a.
A screw hole 24a1 is formed in the mounting portion 24a. The screw holes 24a1 are provided so as to correspond to the screw insertion holes 13a of the support plate 13 in the instrument panel 1 shown in FIG.

The mounting portion 24a is mounted on the lower end of the switch hole 21a via a pair of columns 23.
The support column 23 in the present embodiment is formed of an elongated plate body having the same thickness as the plate thickness of the vertical wall 22 forming the switch hole 21a.
The pair of columns 23 extend downward from the lower edges of the vertical walls 22 facing the switch holes 21a in the left-right width direction (vehicle width direction).
Specifically, the pair of columns 23 are formed on each of the sides 26a of the rectangular shape that opens at the lower end of the switch hole 21a and that face each other in the left-right width direction.

By arranging the mounting portions 24a so as to connect the pair of columns 23 to each other in this way, the mounting portions 24a and the pair of columns 23 form a substantially U-shape (approximately U-shape) and are integrally formed. It has become.
That is, the mounting portion 24a and the pair of columns 23 form a connecting portion 24 that connects the pair of opposite sides 26a of the switch holes 21a.
A brightness adjustment switch 30 (see FIG. 6) is arranged inside such a substantially U-shaped (substantially U-shaped) connecting portion 24, as will be described later.

The opening at the lower end of the switch hole 21a includes a pair of connecting sides 26b that connect the pair of sides 26a on which the columns 23 are formed.
The first claw 35a (see FIG. 6) of the brightness adjustment switch 30 (see FIG. 6) described later is engaged with these connection sides 26b.

As shown in FIG. 4, the mounting portion 24b is formed in a columnar shape extending downward on the left side of the support column 23. Specifically, the mounting portion 24b is formed on the back surface 5a of the finger insertion portion 5 (see FIG. 1) of the switch garnish 2.
A screw hole 24b1 is formed at the lower end of the mounting portion 24b. The screw holes 24b1 are provided so as to correspond to the screw insertion holes 13b of the support plate 13 in the instrument panel 1 shown in FIG.

In FIG. 4, reference numeral 25 is a rib fitted into the slit 12 of the instrument panel 1 (see FIG. 2). Although the rib 25 in the present embodiment is composed of three ribs 25, the rib 25 is configured to have nine ribs 25 so as to correspond to all the nine slits 12 of the instrument panel 1 shown in FIG. You can also do it. That is, the number of ribs 25 and slits 12 (see FIG. 2) in this embodiment can be appropriately set.

Next, the mounting structure of the switch 3 (see FIG. 1) with respect to the switch garnish 2 (see FIG. 4) will be described. Hereinafter, the switch mounting structure C will be described by taking the luminance adjustment switch 30 (see FIG. 1) as an example.

FIG. 5A is an overall perspective view showing a state in which the brightness adjustment switch 30 constituting the switch mounting structure C (see FIG. 1) according to the present embodiment is viewed from the front side, and FIG. 5B is a brightness. It is an overall perspective view which shows the appearance of the adjustment switch 30 seen from the back side.

As shown in FIGS. 5A and 5B, the luminance adjustment switch 30 is formed by integrally forming the luminance increasing switch 3a and the luminance decreasing switch 3b.
The brightness adjustment switch 30 includes a button mounting portion 31, a switch main body portion 32, and a connector connecting portion 33.

The button mounting portion 31 is formed of a substantially rectangular parallelepiped box body. On the upper surface of the button mounting portion 31, the brightness increasing button 34a and the brightness reducing button 34b are arranged so as to be arranged in the front-rear direction. Each time the brightness increasing button 34a is pressed, the brightness of the meters is increased. Each time the brightness reduction button 34b is pressed, the brightness of the meters is reduced.

Then, when the brightness adjusting switch 30 is arranged in the switch hole 21a (see FIG. 4), the four side surfaces of the button mounting portion 31 are attached to each of the four vertical walls 22 (see FIG. 4) in the switch hole 21a. It will be arranged along the line.

A flange portion 32a is formed between the button mounting portion 31 and the switch main body portion 32 described below. As will be described later, the flange portion 32a abuts on the stepped portion 32b (see FIG. 7) in the switch hole 21a (see FIG. 7) to position the button mounting portion 31 at a predetermined position in the switch hole 21a. To do.

As shown in FIGS. 5A and 5B, the switch main body 32 is formed of a substantially rectangular parallelepiped box having a switching circuit.
Further, the switch main body 32 has first claws 35a formed on the front and rear side surfaces thereof. The first claw 35a corresponds to the "claw" in the claims and is distinguished from the second claw 35b (see FIG. 6) formed on the connector 37 (see FIG. 6) described later.

The first claw 35a is formed of a plate having a rectangular planar shape. The left-right width of the first claw 35a is set to be slightly narrower than the left-right width of the switch main body 32.
Such a first claw 35a is connected so that the lower edge is along the lower edge of the side surface of the switch main body 32.
The first claw 35a is inclined so as to gradually move away from the side surface of the switch main body 32 so as to extend from the lower side to the upper side of the switch main body 32.

Such a first claw 35a has spring elasticity, and its upper edge side rotates about a lower edge connected to the switch main body 32.
The tip edge of the first claw 35a is a connection side 26b (see FIG. 7) of the switch hole 21a (see FIG. 7) as described later when the brightness adjustment switch 30 is arranged in the switch hole 21a (see FIG. 4). 7).

As shown in FIG. 5B, the connector connection portion 33 is formed in a square tubular shape that projects downward from the lower portion of the switch main body portion 32.
Inside the connector connection portion 33, a terminal (not shown) that is electrically connected to the switching circuit of the switch body portion 32 faces.

The opening at the lower end of the connector connection portion 33 is formed so as to correspond to the connector 37 (see FIG. 6) connected to the connector connection portion 33. Then, the connector 37 (see FIG. 6) fitted inside the connector connecting portion 33 through this opening is electrically connected to the switching circuit of the switch main body portion 32.

FIG. 6 is an overall perspective view of the switch garnish 2 to which the brightness adjustment switch 30 is attached as viewed from the back side. FIG. 7 is a partial cross-sectional view taken along the line VII-VII of FIG. In FIG. 7, the instrument panel 1, the support plate 13, and the screw 27 are shown by an alternate long and short dash line (dashed line).
As shown in FIG. 6, in the brightness adjustment switch 30 attached to the switch garnish 2, the switch main body 32 and the connector connection 33 project from the switch hole 21a.

Specifically, as shown in FIG. 7, the brightness adjustment switch 30 is inserted into the switch hole 21a from above the switch garnish 2 with the connector connection portion 33 side down.
At this time, when the first claw 35a comes into contact with the inner wall of the switch hole 21a, it is displaced toward the switch main body 32 side against the spring elasticity.
Then, when the flange portion 32a abuts on the stepped portion 32b of the switch hole 21a and the brightness adjustment switch 30 is positioned with respect to the switch garnish 2, the tip of the first claw 35a is positioned below the connection side 26b. To do.

As a result, the first claw 35a is released from the switch hole 21a and restored by spring elasticity. The brightness adjustment switch 30 is prevented from coming out of the switch hole 21a when the tip of the first claw 35a comes into contact with the connection side 26b.
Then, as shown in FIG. 1, the upper surface of the brightness increasing button 34a and the brightness decreasing button 34b of the brightness adjusting switch 30 positioned in the switch hole 21a is flush with the upper surface of the switch garnish 2.

Further, although the other operation mode changeover switch 3c, the parking brake switch 3d, and the brake hold switch 3e shown in FIG. 1 are not shown, the respective button mounting portions, the switch main body portion, and the switch main body portion are similar to the brightness adjustment switch 30. It is configured to include a connector connection portion, and can be attached to the switch garnish 2 via the first claw of each, similarly to the brightness adjustment switch 30.

Then, as shown in FIG. 7, in the switch garnish 2, a screw 27 is inserted into a screw insertion hole 13a formed in the support plate 13 of the instrument panel 1, and the screw 27 is screwed into the screw hole 24a1 of the mounting portion 24a. By fitting, it is fixed to the instrument panel 1.
Although not shown, in the switch garnish 2, a screw is inserted into a screw insertion hole 13b formed in the support plate 13 of the instrument panel 1 shown in FIG. 2, and a screw hole 24b1 of the mounting portion 24b shown in FIG. 4 is inserted. It is fixed to the instrument panel 1 by screwing the screw into.

On the other hand, as described above, the connector connection portion 33 (see FIG. 6) protruding from the switch hole 21a (see FIG. 6) to the back side of the switch garnish 2 (see FIG. 6) has a connector 37 of a harness (not shown). (See FIG. 6) can be connected.
As shown in FIG. 6, the connector connecting portion 33 in the present embodiment is arranged adjacent to the mounting portion 24a behind the mounting portion 24a of the connecting portion 24.
Then, the connector 37 engages with the connector connecting portion 33 by the second claw 35b provided on the connector 37. As a result, the connector 37 is supported by the connector connection portion 33.
Such a second claw 35b is formed on the side opposite to the mounting portion 24a of the connecting portion 24, that is, on the rear side of the connector 37.

FIG. 8 is a partial cross-sectional view taken along the line VIII-VIII of FIG. In FIG. 8, the harness 38 is indicated by a virtual line (dashed line).
As shown in FIG. 8, the connector 37 in the present embodiment includes a connector main body 37a to which the harness 38 is attached and a second claw 35b.
The second claw 35b is connected to the upper end of the connector main body 37a and is composed of a section 37b extending downward. The section 37b has a protrusion 37c that projects posteriorly.
A recess 33a is formed in the connector connection portion 33 at a position corresponding to the protrusion 37c.

When such a connector 37 is attached to the connector connecting portion 33, the protrusion 37c fits into the recess 33a, so that the second claw 35b prevents the connector 37 from coming off. Further, when the user pinches the section 37b so that the section 37b is displaced toward the connector connection portion 33, the protrusion 37c is removed from the recess 33a. As a result, the connector 37 can be removed from the connector connection portion 33.

<Effect>
Next, the effects of the switch mounting structure C of the present embodiment will be described.
The switch mounting structure C of the present embodiment is mounted on the instrument panel 1 (interior panel) at a position overlapping the switch 3 when viewed from the vehicle interior side. As a result, the switch mounting structure C can achieve compactness unlike the conventional switch mounting structure (see, for example, Patent Document 1).
Further, unlike the conventional switch mounting structure (see, for example, Patent Document 1), the switch mounting structure C of the present embodiment does not need to provide a boss on the back side of the design surface of the instrument panel 1 (interior panel). As a result, the switch mounting structure C can maintain the aesthetic appearance of the instrument panel 1 well without deteriorating the moldability of the instrument panel 1 (interior panel).
Further, in the switch mounting structure C of the present embodiment, the switch hole 21 and the mounting portion 24b can be formed at the same time when the switch garnish 2 is molded, so that the moldability of the switch garnish 2 is improved.

Further, in the switch mounting structure C of the present embodiment, the switch hole 21 can be prevented from bending by the connecting portion 24 arranged in the switch hole 21.
Further, in the switch mounting structure C of the present embodiment, since the switch 3 is mounted in the switch hole 21 whose rigidity is increased by the connecting portion 24, the mounting rigidity of the switch 3 is improved.

Further, in the switch mounting structure C of the present embodiment, the switch hole 21 includes a pair of connecting sides 26b that connect the pair of sides 26a to each other, and the switch 3 has a first claw 35a that engages with the connecting side 26b. Have.
According to this switch mounting structure C, by engaging the switch 3 with the connection side 26b side, workability at the time of mounting the switch 3 is improved.
Further, according to the switch mounting structure C, since the first claw 35a engages with the connection side 26b side without the connecting portion 24, the first claw 35a can be enlarged. As a result, the mounting rigidity of the switch 3 is further improved.

Further, in the switch mounting structure C of the present embodiment, since the second claw 35b of the connector 37 is formed on the opposite side of the connecting portion 24 (mounting portion 24a), the connecting portion 24 interferes with the attachment / detachment of the connector 37. do not become.

Although the present embodiment has been described above, the present invention is not limited to the above-described embodiment and can be implemented in various forms.
In the above embodiment, the second claw 35b is provided on the connector 37 side, but a second claw 35b may be provided on the connector connection portion 33 side.
Further, in the above embodiment, as shown in FIG. 7, the screw hole 24a1 of the mounting portion 24 is screwed with the screw 27 from below, and the screw hole 24a1 is screwed into the through hole. It can also be configured as such. As a result, the switch garnish 2 can be screwed to the instrument panel 1 from above.

1 Instrument panel 2 Switch garnish 3 Switch 3a Brightness increase switch 3b Brightness reduction switch 3c Operation mode changeover switch 3d Parking brake switch 3e Brake hold switch 21 Switch hole 21a Switch hole 21b Switch hole 21c Switch hole 21d Switch hole 23 Strut 24 Connector 24a Mounting part 26a Switch hole side 26b Switch hole connection side 27 Screw 30 Brightness adjustment switch 33 Connector connection part 35a First claw (claw)
35b 2nd claw 37 Connector 37a Connector body 38 Harness C Switch mounting structure

Claims (4)

Interior panels exposed in the passenger compartment and
A switch garnish that is molded separately from the interior panel,
The switch attached to the switch garnish and
With
The switch garnish is
A switch hole into which the switch is inserted from the vehicle interior side,
In addition to being provided with a mounting portion provided at a position overlapping the switch hole when viewed from the vehicle interior side,
A switch mounting structure that is stacked on the interior panel from the vehicle interior side and mounted via the mounting portion. The switch mounting structure according to claim 1, wherein the switch garnish has a connecting portion that connects a pair of opposite sides of the switch hole and forms the mounting portion. The switch hole has a pair of connecting sides for connecting the pair of sides to form a rectangular opening.
The switch mounting structure according to claim 2, wherein the switch has a claw that engages with the connection side. The switch is provided with a connector connection portion connected to the connector of the harness so as to be adjacent to the connection portion.
The connector and the connector connection portion are engaged with each other by a second claw.
The switch mounting structure according to claim 2 or 3, wherein the second claw is formed on the side opposite to the connecting portion.

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