JP3593309B2 - Attachment structure of ceiling speaker for vehicle - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a mounting structure of an in-vehicle ceiling hanging speaker, and more particularly to a speaker mounting structure which does not require cutting of a vehicle lining material and is easy to mount.
[0002]
[Prior art]
An example of a conventional mounting structure for a vehicle-mounted ceiling hanging speaker will be described with reference to FIGS. When the speaker case 22 shown in FIGS. 8 and 9 is mounted on the ceiling of the vehicle, the vehicle lining 31 shown in FIG. 6 is first removed, and the ceiling lining material 2 is processed as shown in FIG. .
[0003]
Then, the bolt 26 for mounting the seat belt is removed from the screw hole 24a for the seat belt of the vehicle side sheet metal 24. Then, the bolt 25 inserted through the long hole 20a of the bracket 20 shown in FIG. 4A (one pair of left and right but only the left one) will be inserted into one side of the holding plate 23 as shown in FIG. 4B. The holding plate 23 is held behind the vehicle side sheet metal 24 by holding the bolt 25 and passing through the fool hole 24 b of the vehicle side sheet metal 24.
[0004]
Thereafter, two bolts 25, 25 inserted into the elongated holes 20a of the bracket 20 as shown in FIGS. 5A and 5B are tightened to the holding plate 23 to fix the upper portion of the bracket 20.
[0005]
As shown in FIGS. 4A and 5A, the lower portion of the bracket 20 is fixed together with the seatbelt bracket by a seatbelt mounting bolt 26 inserted through the lower round hole 20b.
[0006]
As shown in FIG. 6, the vehicle lining 31 is put on and fixed to the bracket 20 fastened to the vehicle side sheet metal 24 as described above. 7 (a) and 7 (b), bolts 27, 27,... Inserted into the joint 21 from the side thereof and inserted through the round holes 21b, 21b. To fix the joint 21. The cord 29 is fastened to the joint 21.
[0007]
As shown in FIG. 8, the bolts 28, 28 having the upper round holes 20c, 20c of the bracket 20 inserted through the screw holes 21a, 21a of the joint 21 fastened to the speaker case 22 are screwed into the speaker case 22. Is fastened to the bracket 20 fixed to the vehicle.
[0008]
Then, as shown in FIG. 9, the speaker case 22 is fixed near the ceiling of the vehicle. Note that the right side of the speaker case 22 is fixed in the same manner as the above-described left side fixing method. As shown in FIG. 8, the cord 29 is also fastened to the bracket 20 by the small screw 30.
[0009]
[Problems to be solved by the invention]
In the mounting structure of the above-mentioned conventional ceiling hanging speaker for a vehicle, there is a problem that the ceiling lining material must be cut off and the seat belt must be removed at the time of mounting, which takes time and labor for mounting.
[0010]
Moreover, the cutting process of the ceiling lining material requires specialized skills, and it has been difficult for a general user to perform the mounting work.
[0011]
The present invention has been made in view of the above points, and an object of the present invention is to provide a mounting structure of an in-vehicle ceiling hanging speaker that can easily perform a mounting operation in a short time. .
[0012]
[Means for Solving the Problems]
The mounting structure of the vehicle-mounted ceiling hanging speaker according to the present invention includes fixing a jack nut to a clip hole of a vehicle ceiling sheet metal, fitting a pedestal inserted into a hole of the plate-shaped mounting bracket to the jack nut, and The pedestal is fixed to the vehicle ceiling by pressing the plate-shaped mounting bracket so that the mounting bracket presses the vehicle ceiling lining material, and the speaker column is fastened to the pedestal.
[0013]
Further, the mounting structure of the vehicle-mounted ceiling hanging speaker according to the present invention includes fixing a grommet in a clip hole of a vehicle ceiling sheet metal, screwing a mounting screw inserted into a hole of the plate-shaped mounting bracket into the grommet, and The mounting bracket is fixed to the vehicle ceiling by pressing the plate-shaped mounting bracket so that the bracket presses the vehicle ceiling lining material, and the speaker column is fastened to the mounting screw.
[0014]
In addition, the mounting structure of the vehicle-mounted ceiling hanging speaker according to the present invention is such that a self-tapping screw inserted into a hole of the plate-shaped mounting bracket is screwed into a clip hole of the vehicle ceiling metal plate, and the plate-shaped mounting bracket is mounted on a vehicle ceiling lining material. The self-tapping screw is fixed to the ceiling of the vehicle by pressing the plate-shaped mounting bracket so as to hold the speaker, and a speaker column is fastened to the self-tapping screw.
[0015]
Further, in the mounting structure of each of the vehicle-mounted ceiling hanging speakers, the speaker case is supported via spherical rotation by holding a spherical portion provided on the speaker support between a spherical seat provided on the speaker case and an elastic member. Things.
[0016]
BEST MODE FOR CARRYING OUT THE INVENTION
A mounting structure of an in-vehicle ceiling hanging speaker according to an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a cross-sectional view showing a mounting structure of a vehicular ceiling hanging speaker according to a first embodiment of the present invention.
[0017]
In the present invention, a clip hole 1a of a vehicle ceiling sheet metal 1 for fixing a ceiling lining material 2 shown in FIG. 1 is used. The jack nut 3 is fixed to the vehicle ceiling metal plate 1 by inserting the jack nut 3 into the clip hole 1a and expanding the four legs 3a, 3a... Of the jack nut 3 with a special tool.
[0018]
Irregularities are formed in the columnar portion of the pedestal 5, and the columnar portion of the pedestal 5 is inserted into the hole of the plate-shaped mounting bracket 4 and pushed into the jack nut 3 so that the head of the pedestal 5 holds the plate-shaped mounting bracket 4. The pedestal 5 is fixed to the vehicle ceiling metal sheet 1 in a state where the peripheral edge of the plate-shaped mounting bracket 4 holds down the ceiling lining material 2.
[0019]
A screw thread is formed on the pedestal 5, and the speaker post 6 is fixed to the pedestal 5 by screwing an external thread of the speaker post 6 into the female screw. A resin cover 6b is fixed to the speaker column 6, and the cover 6b covers the plate-shaped mounting bracket 4 to maintain a beautiful appearance.
[0020]
A spherical portion 6 a is formed at the tip of the speaker column 6. The spherical portion 6a is inserted into the speaker case 7, and the spherical portion 6a is pressed against the spherical seat 7a provided on the speaker case 7 by a leaf spring member 8 fastened to the speaker case 7, and the speaker case 7 is The support 6 holds the support.
[0021]
As described above, since the speaker case 7 is held via the spherical seat 7a, the speaker case 7 is freely rotatable on a spherical surface, and a sound emission center can be directed to an occupant or the like of the rear seat.
[0022]
FIG. 2 is a sectional view showing a part of a mounting structure of an in-vehicle ceiling hanging speaker according to a second embodiment of the present invention. In this example, a resin grommet 9 is inserted into a clip hole of the vehicle ceiling sheet metal 1.
[0023]
The grommet 9 is screwed with the mounting screw 10 inserted through the hole of the plate-shaped mounting member 4, the mounting screw 10 holding the plate-shaped mounting member 4, and the plate-shaped mounting member 4 holding the ceiling lining 2. A mounting screw 10 is fastened to the vehicle ceiling sheet metal 1.
[0024]
The mounting screw 10 is formed with a female screw 10a opening on the upper surface of the head, and the same speaker column as in the first embodiment is screwed into the female screw 10a to fix the speaker column to the vehicle ceiling. The speaker case supports the speaker case similarly to the first embodiment.
[0025]
FIG. 3 is a sectional view showing a part of a mounting structure of an in-vehicle ceiling hanging speaker according to a third embodiment of the present invention. In this example, the self-tapping screw 11 of the vehicle ceiling sheet metal 1 is screwed.
[0026]
The self-tapping screw 11 holds the plate-shaped mounting member 4, and the self-tapping screw 11 is fastened to the vehicle ceiling sheet metal 1 with the peripheral edge of the plate-shaped mounting member 4 holding the ceiling lining 2.
[0027]
The self-tapping 11 is formed with a female screw 11a which is open on the upper surface of the head, and a speaker column similar to that of the first embodiment is screwed into the female screw 11a to fix the speaker column to the vehicle ceiling. The speaker case supports the speaker case similarly to the first embodiment.
[0028]
【The invention's effect】
ADVANTAGE OF THE INVENTION According to the mounting structure of the vehicle-mounted ceiling hanging speaker of this invention, since it uses the clip hole for fixing a vehicle lining material, it can be applied to most vehicle types.
[0029]
Unlike the conventional method, there is no process requiring special skills such as cutting of vehicle interior materials, and the mounting operation can be easily performed. Further, since the vehicle interior material is not cut, the appearance is not impaired.
[0030]
Also, the speaker case that supports the speaker case through the spherical surface treatment can adjust the listening angle after the attachment, and can more realistically experience the sound field effect of a DSP or the like. Further, since the speaker can be mounted in a place where there is no obstruction in front of the speaker, clear sound quality can be obtained as compared with the door speaker.
[Brief description of the drawings]
FIG. 1 is a sectional view showing a mounting structure of a vehicular ceiling hanging speaker according to a first embodiment of the present invention.
FIG. 2 is a cross-sectional view showing a part of a mounting structure of an in-vehicle ceiling hanging speaker according to a second embodiment of the present invention.
FIG. 3 is a cross-sectional view showing a part of a mounting structure of an in-vehicle ceiling hanging speaker according to a third embodiment of the present invention.
FIG. 4 is a perspective view for explaining an assembled state in a conventional mounting structure of a ceiling-mounted speaker mounted on a vehicle.
FIG. 5 is a perspective view for explaining an assembled state in the mounting structure of the in-vehicle ceiling hanging speaker.
FIG. 6 is a perspective view for explaining an assembled state in the mounting structure of the in-vehicle ceiling hanging speaker.
FIG. 7 is a perspective view for explaining an assembled state in the mounting structure of the in-vehicle ceiling hanging speaker.
FIG. 8 is a perspective view for explaining an assembled state in the mounting structure of the in-vehicle ceiling hanging speaker.
FIG. 9 is a perspective view showing an attachment structure of the vehicle-mounted ceiling hanging speaker.
[Explanation of symbols]
REFERENCE SIGNS LIST 1 vehicle ceiling sheet metal, 1a clip hole 2 ceiling lining material, 2a notch 3 jack nut, 3a foot 4 plate-like mounting bracket 5 pedestal 6 speaker support, 6a spherical portion, 6b cover 7 speaker case, 7a spherical seat 8 leaf spring Member 9 Grommet 10 Mounting screw, 10a female screw 11 Self-tapping screw, 11a female screw 20 Bracket, 20a long hole, 20b lower round hole, 20c upper round hole 21 joint, 21a screw hole, 21b round hole 22 Speaker case 23 holding plate 24 Vehicle side sheet metal, 24a Seat belt screw hole, 24b Fool hole 25, 26, 27, 28 Bolt 29 Code 30 Machine screw 31 Vehicle lining

Claims (4)

A jack nut is fixed to the clip hole of the vehicle ceiling sheet metal, a pedestal inserted through the hole of the plate-shaped mounting bracket is fitted to the jack nut, and the plate-shaped mounting bracket is pressed into a state of pressing the vehicle ceiling lining material. A mounting structure for an in-vehicle ceiling hanging speaker, wherein a mounting bracket is pressed to fix the pedestal to a vehicle ceiling, and a speaker support is fastened to the pedestal. Fix the grommet in the clip hole of the vehicle ceiling sheet metal, screw the mounting screw inserted through the hole of the plate-shaped mounting bracket into the grommet, and place the plate-shaped mounting bracket in a state where the plate-shaped mounting bracket presses the vehicle ceiling lining material. A mounting structure for an in-vehicle ceiling hanging speaker, wherein the mounting screw is fixed to a vehicle ceiling by being pressed, and a speaker support is fastened to the mounting screw. Screw the self-tapping screw inserted into the hole of the plate-shaped mounting bracket into the clip hole of the vehicle ceiling metal plate, and press the plate-shaped mounting bracket in a state where the plate-shaped mounting bracket presses the vehicle ceiling lining material. A speaker mounting structure for a vehicle-mounted ceiling hanging speaker, wherein the speaker is fixed to a vehicle ceiling, and a speaker support is fastened to the self-tapping screw. 4. The vehicle-mounted ceiling according to any one of claims 1 to 3, wherein the speaker case is supported via a spherical surface treatment by sandwiching a spherical portion provided on the speaker support with a spherical seat provided on the speaker case. Mounting structure for hanging speakers.

Images