JP2005014769A - Vehicular speaker device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a vehicular speaker device which can be manufactured/attached by a simple manufacturing process and a simple constitution. <P>SOLUTION: This vehicular speaker device is constituted of an inner panel 2 which is molded of a resin, and a speaker unit 1 including a frame 11 which is molded of a resin. Then, an engaging section 17 and an engaging claw 16 and so forth are provided for fitting the speaker unit 1 in the inner panel 2 by snapping. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention belongs to the technical field of an in-vehicle speaker device, and more particularly, to the technical field of a structure for mounting an in-vehicle speaker device arranged at a position such as a vehicle door or a rear portion of a rear seat to the vehicle body. .
[0002]
[Prior art]
In recent years, it has become common to arrange a speaker inside a door or behind a rear seat as an in-vehicle acoustic device.
[0003]
In this case, conventionally, for example, when a speaker is arranged inside the door, the speaker unit having a metal frame can be fixed to the metal inner panel using screws or hooks. It was general.
[0004]
[Problems to be solved by the invention]
However, according to the above-described conventional speaker unit fixing method, since the speaker unit having a metal frame is fixed to the metal inner panel, the inner panel and the frame for fixing are processed. Specifically, it is necessary to drill holes for screwing, etc., increasing the number of steps for manufacturing the vehicle, and increasing the number of parts such as nuts for screwing, screws themselves, or hooks. was there.
[0005]
Therefore, the present application has been made in view of the above-mentioned problems, and an example of the problem is to provide an in-vehicle speaker device that can be manufactured and attached by a simple manufacturing process and configuration.
[0006]
[Means for Solving the Problems]
In order to solve the above-mentioned problems, the invention according to claim 1 is a speaker unit including a vehicle body panel such as an inner panel formed by resin molding and a frame formed by resin molding, and is snap-attached to the vehicle body panel. An in-vehicle speaker device that is formed integrally with one end of the frame and that protrudes in a direction in which the speaker unit is mounted as viewed from the frame. A first claw portion, a second claw portion such as an engaging portion that is formed integrally with the other end of the frame and protrudes in the direction of mounting the speaker unit as viewed from the frame, and formed on the vehicle body panel And a first cutout portion formed at a position corresponding to the first claw portion in the opening portion to which the speaker unit is mounted, and the vehicle body panel. And a second cutout portion formed at a position corresponding to the second claw portion in the opening portion where the speaker unit is mounted, and the first claw portion is inserted into the first cutout portion. At the same time, the second claw portion is inserted into the second cutout portion, so that the speaker unit is snapped onto the vehicle body panel.
[0007]
In order to solve the above-mentioned problem, the invention according to claim 3 is a speaker unit including a vehicle body panel such as an inner panel formed by resin molding and a frame formed by resin molding, and is snap-attached to the vehicle body panel. An in-vehicle speaker device configured integrally with one end of the frame, and an engagement portion protruding in a direction in which the speaker unit is mounted as viewed from the frame. A claw portion, a cutout portion formed in the vehicle body panel and at a position corresponding to the claw portion in an opening portion to which the speaker unit is mounted, and formed in the vehicle body panel, and when the snap is mounted A hook-shaped protrusion spring member having a hook portion that presses and fixes the other end of the frame, and the claw portion is inserted into the notch portion. The hook portion by the fixing by pressing the other end, configured such that the speaker unit is formed by snap mounted to the vehicle body panel together.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
Next, an embodiment suitable for the present application will be described with reference to the drawings. In addition, each embodiment described below is an embodiment when the present application is applied to a vehicle-mounted speaker device attached to an inner panel.
[0009]
(1) First embodiment First, a first embodiment of a vehicle-mounted speaker device according to the present application will be described with reference to Figs. 1 to 6.
[0010]
1 is a perspective view showing the configuration of the in-vehicle speaker device according to the first embodiment, and FIG. 2 is a perspective view showing a mounting method of the speaker unit included in the in-vehicle speaker device. FIG. 4 is a perspective view showing a state in which the speaker unit is attached, and FIG. 5 is a cross-sectional view showing a cross section in a plane P of FIG.
[0011]
As shown in FIG. 1, the speaker device according to the first embodiment includes a speaker unit 1 and a vehicle-side inner panel 2 to which the speaker unit 1 is attached.
[0012]
Here, the speaker unit 1 includes a resin frame 11 integrally formed with the speaker unit 1, and the frame 11 is a frame that supports an edge provided on an outer edge of the diaphragm 15 of the speaker unit 1. The flat plate portion 12 formed with the portion 15A, the flat plate portion 12 rises from the flat plate portion 12 to the back side (the back side in FIG. 1), and extends along both ends of the flat plate portion 12 to support a magnetic circuit (not shown). The provided rail portion 14 and an engaging claw 16 that engages with an opening 21 described later are integrally formed. In addition, engaging portions 17 that engage with the openings 21 are formed at the lower end portions of the left and right rail portions 14, respectively.
[0013]
On the other hand, the inner panel 2 is made of resin like the frame 11, and the inner panel 2 has an opening 21 for accommodating the magnetic circuit of the speaker unit 1.
[0014]
A pair of left and right cutouts 22 are formed on the upper end side of the opening 21, and a pair of left and right cutouts 23 are formed on the lower end side of the opening 21.
[0015]
Further, in FIG. 1, a pair of left and right positioning projections 31 are provided above the opening 21. The positioning projection 31 has a cubic shape and is integrally formed as a part of the resin inner panel 2.
[0016]
Next, as shown in FIG. 2, when the speaker unit 1 is attached to the inner panel 2, the engaging portion 17 of the frame 11 is inserted into the notch 23 and the engaging claw 16 of the frame 11 is notched. The speaker unit 1 is pushed downward while being inserted into the speaker 22 so that the rear surface of the frame 11 is in close contact with the surface of the inner panel 2 as shown in FIGS. 3, 4 and 5A. Can be attached to the inner panel 2. At this time, the upper end surface 12 a (see FIG. 1) of the flat plate portion 12 of the frame 11 comes into contact with the positioning projection 31.
[0017]
Here, when the speaker unit 1 is attached to the inner panel 2, as shown in FIGS. 4 and 5A, the engaging claw 16 and the engaging portion 17 are engaged with the inner panel 2, The speaker unit 1 is prevented from being detached from the inner panel 2 forward (sound radiating direction).
[0018]
Further, the engaging claw 16 and the engaging portion 17 are engaged with the inner panel 2, and the upper end surface 12 a of the flat plate portion 12 is brought into contact with the positioning projection 31, so that the speaker unit 1 in the panel surface direction of the inner panel 2. Is positioned.
[0019]
On the other hand, FIG. 6A and FIG. 6B show another configuration of the positioning projection 31. That is, as shown in FIG. 6A, instead of the positioning projection 31, a tapered positioning projection 31 A may be used, and as shown in FIG. Instead, the positioning projection 31 </ b> B having elasticity may be formed integrally with the inner panel 2. FIG. 5B is a cross-sectional view showing a cross section when the positioning protrusion 31B is used. These positioning projections 31A and positioning projections 31B function in the same manner as the positioning projections 31.
[0020]
As described above, according to the structure of the speaker unit 1 and the inner panel 2 according to the first embodiment, the resin engaging claws 16 and the engaging portions 17 that are integrally formed with the frame 11, and the inner panel 2. Since the frame 11 is fixed to the inner panel 2 by engaging the notch 22 and the notch 23 integrally formed with each other, an in-vehicle speaker that can be manufactured and attached by an extremely simple manufacturing process and configuration. An apparatus can be realized.
[0021]
Further, since the speaker unit 1 is snap-attached to the inner panel 2, an in-vehicle speaker device can be assembled by a simpler assembly process.
[0022]
Furthermore, since the position of the speaker unit 1 after being mounted on the inner panel 2 is determined by the positioning projections 31 and the like, the manufacturing process is further simplified.
[0023]
Furthermore, since the engaging portion or the like has a shape that can be integrally formed by a mold having a structure other than the slide structure, the manufacturing process of the inner panel 2 itself can be simplified.
[0024]
(2) Second embodiment Next, a second embodiment of the in-vehicle speaker device according to the present application will be described with reference to Figs. 7 to 10.
[0025]
7 is a perspective view showing the configuration of the in-vehicle speaker device according to the second embodiment, FIG. 8 is a perspective view showing a method of attaching the speaker unit, and FIG. 9 shows a state where the speaker unit is attached. FIG. 10 is a cross-sectional view showing a state in which a speaker unit is attached.
[0026]
As shown in FIG. 7, the speaker device according to the second embodiment includes a speaker unit 101 and a vehicle-side inner panel 102 to which the speaker unit 101 is attached.
[0027]
Here, the speaker unit 101 includes a resin frame 111 integrally formed with the speaker unit 101, and the frame 111 is a frame that supports an edge provided on an outer edge of the diaphragm 115 of the speaker unit 101. The flat plate portion 112 formed with the portion 115A, the flat plate portion 112 rises from the flat plate portion 112 to the back side (the back side in FIG. 7), and extends along both ends of the flat plate portion 112. The formed rail part 114 is integrally formed.
[0028]
In addition, engaging portions 117 that engage with openings 121 described later are formed at the lower end portions of the left and right rail portions 114, respectively.
[0029]
On the other hand, the inner panel 102 is made of resin like the frame 111, and the inner panel 102 has an opening 121 for accommodating the magnetic circuit of the speaker unit 101.
[0030]
A pair of left and right cutouts 122 is formed on the lower end side of the opening 121. Further, in FIG. 7, a pair of left and right positioning hook-shaped protrusions 131 are integrally formed as a part of the inner panel 102 above the opening 121.
[0031]
Here, the hook-shaped protrusion 131 rises from the back side of the inner panel 102 and extends to the front side of the inner panel 102 through an opening 131c formed in the inner panel 102, and at the tip of the arm 131b. It consists of the provided collar part 131a.
[0032]
When the speaker unit 101 having the structure shown in FIG. 7 is snap-attached to the inner panel 102, the engaging part 117 of the frame 111 is inserted into the notch part 122 and the speaker unit 101 is rotated as shown in FIG. Move.
[0033]
Next, as the speaker unit 101 rotates, the upper end surfaces 112a of the left and right ends of the frame 111 come into contact with the flange 131a of the flange member 131, so that the flange 131a is pushed upward by elastic deformation of the arm 131b. Accordingly, the rotation of the speaker unit 101 is allowed.
[0034]
Further, as shown in FIGS. 9 and 10, when the speaker unit 101 is pushed to a predetermined position, the protruding portion of the flange 131 a is disengaged from the upper end surface 112 a of the frame 111 to the near side. For this reason, the hook part 131a is dropped downward by the elastic force of the arm part 131b, and the hook part 131a and the frame 111 are engaged, whereby the speaker unit 101 is fixed at a predetermined position. At this time, the speaker unit 101 is pushed downward by the urging force of the hook-shaped member 131 that contacts the upper end surface 112 a of the frame 111.
[0035]
When the speaker unit 101 is attached to the inner panel 102, as shown in FIGS. 9 and 10, the engaging portion 117 engages with the inner panel 102, and the frame 111 is moved by the hook-shaped member 131. 102 is engaged. For this reason, the speaker unit 101 is prevented from moving forward (in the direction of sound emission) from the inner panel 102, and the speaker unit 101 is positioned in the panel surface direction of the inner panel 102.
[0036]
As described above, according to the structure of the speaker unit 101 and the inner panel 102 according to the second embodiment, the frame 111, the resin engaging portion 117 integrally formed with the frame 111, and the inner panel 102 are similarly formed. Since the frame 111 is fixed to the inner panel 102 by engagement with the notch portion 122 and the hook-shaped member 131 that are integrally formed with each other, a vehicle-mounted speaker device that can be manufactured and attached by an extremely simple manufacturing process and configuration. Can be realized.
[0037]
Further, since the speaker unit 101 is snap-attached to the inner panel 102, the vehicle-mounted speaker device can be assembled by a simpler assembly process.
[0038]
Furthermore, since the position of the speaker unit 201 after being mounted on the inner panel 102 is determined by the notch portion 122 and the hook-shaped member 131, the manufacturing process is further simplified.
[0039]
Furthermore, since the hook-shaped member 131 has a shape that can be integrally formed with a mold having a structure other than the slide structure, the manufacturing process of the inner panel 102 itself can be simplified.
[0040]
In each of the above embodiments, the sound emission direction from each speaker unit may be opposite to the direction shown in each embodiment. That is, in the case of the first embodiment shown in FIG. 1 or the case of the second embodiment shown in FIG. 7, the structure in which the direction of the speaker is reversed so that sound is emitted toward the back side in FIG. Is also possible.
[Brief description of the drawings]
FIG. 1 is a perspective view showing a configuration of a vehicle-mounted speaker device according to a first embodiment.
FIG. 2 is a perspective view showing a method of attaching the speaker unit according to the first embodiment.
FIG. 3 is a perspective view (I) showing a state in which the speaker unit according to the first embodiment is attached.
FIG. 4 is a perspective view (II) showing a state in which the speaker unit according to the first embodiment is attached.
5A and 5B are cross-sectional views showing the in-vehicle speaker device according to the first embodiment, wherein FIG. 5A is a cross-sectional view showing a cross section in a plane P of FIG. 4, and FIG. It is sectional drawing which shows the used example.
6A and 6B are diagrams showing another configuration of the positioning protrusion according to the first embodiment, wherein FIG. 6A is a perspective view showing a tapered positioning protrusion, and FIG. 6B has elasticity. It is a perspective view which shows the example which forms the protrusion part for positioning.
FIG. 7 is a perspective view showing a configuration of a vehicle-mounted speaker device according to a second embodiment.
FIG. 8 is a perspective view showing a speaker unit mounting method according to the second embodiment.
FIG. 9 is a perspective view showing a state in which a speaker unit according to a second embodiment is attached.
FIG. 10 is a cross-sectional view showing a state in which the speaker unit according to the second embodiment is attached.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1,101 ... Speaker unit 2,102 ... Inner panel 11, 111 ... Frame 14, 114 ... Rail part 16 ... Engagement claw 17, 117 ... Engagement part 22, 23 ... Notch part 31, 31A, 31B ... For positioning Protruding part 131 ... bowl-like protruding part

Claims (6)

A vehicle-mounted speaker device comprising: a vehicle body panel formed of resin; and a speaker unit including a resin molded frame and snapped to the vehicle body panel;
A first claw that is integrally formed at one end of the frame and protrudes in a direction in which the speaker unit is mounted as viewed from the frame;
A second claw portion that is integrally formed with the other end of the frame and protrudes in a direction in which the speaker unit is mounted as viewed from the frame;
A first notch formed at a position corresponding to the first claw in the opening formed on the vehicle body panel and to which the speaker unit is mounted;
A second notch formed at a position corresponding to the second claw portion in the opening formed in the vehicle body panel and to which the speaker unit is mounted;
With
The speaker unit is snap-attached to the vehicle body panel by inserting the first claw portion into the first cutout portion and inserting the second claw portion into the second cutout portion. A vehicle-mounted speaker device. The in-vehicle speaker device according to claim 1,
A vehicle-mounted speaker device comprising positioning means for determining a position of the speaker unit with respect to the vehicle body panel when the snap is attached. A vehicle-mounted speaker device comprising: a vehicle body panel formed by resin molding; and a speaker unit including a resin molded frame and snapped to the vehicle body panel;
A claw portion that is integrally formed with one end of the frame and protrudes in a direction in which the speaker unit is mounted as viewed from the frame;
A notch formed in a position corresponding to the claw in the opening formed in the vehicle body panel and in which the speaker unit is mounted;
A spring member that is formed on the vehicle body panel and includes a collar portion that presses and fixes the other end of the frame when the snap is attached;
With
The in-vehicle speaker, wherein the speaker unit is snapped to the vehicle body panel when the claw portion is inserted into the cutout portion and the flange portion presses and fixes the other end. apparatus. In the vehicle-mounted speaker device according to any one of claims 1 to 3,
The vehicle body panel device and the frame have a shape that can be integrally formed by a mold having a structure other than a slide structure. In the vehicle-mounted speaker device according to any one of claims 1 to 4,
The in-vehicle speaker device, wherein the opening is an opening for accommodating a back surface portion of the speaker unit. In the vehicle-mounted speaker device according to any one of claims 1 to 4,
The in-vehicle speaker device characterized in that the opening is an opening for allowing sound emitted from the speaker unit to pass therethrough.

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