JP2001095077A - Loudspeaker fitting structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide loudspeaker fitting structure by which workability is improved and the number of parts of which is reduced for cost reduction by enabling a holder, which is fixed with a loudspeaker, to be fixed to a cabinet with a signal machine screw. SOLUTION: A projection part 45 is projected downward at the lower end of the tip wall part 41 of a holder 4, an insertion hole 25 for inserting the part 45 is bored at a bottom wall 12 at the corner part of a cabinet 1, the part 45 of the holder 4 is inserted to the hole 25 at the wall 12 at the corner part of the cabinet 1, to fix the position of the holder 4 and the part 41 of the holder 4 is fixed to the corner part of the cabinet 1 with a single machine screw B to fix the holder 4, which is fixed with a loudspeaker 3, to the corner part of the cabinet 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a speaker mounting structure in which a substantially L-shaped holder to which a speaker is mounted is mounted and fixed to a corner of a cabinet of electric equipment.

[0002]

2. Description of the Related Art As a conventional speaker mounting structure of this type, there is, for example, a speaker mounting structure described in Utility Model Registration No. 3048997. This is shown in FIG.
(A) As shown in FIG.
02, a sound emission duct 116 is formed in the corner 103, and at least one locking opening 108 is formed in the main body 106 of the substantially L-shaped holder 104 to which the speaker 105 is attached. A hook portion 117 for locking the bent piece portion 107 of the holder 104 is provided on the side surface, and at least a locking claw portion 118 engaged with the locking opening 108 of the main body portion 106 of the holder 104 is provided on the other side surface. One rib 119 is provided in a protruding manner, and the tip wall 107 of the main body 106 of the holder 104 is attached and fixed to the protrusions 125 of the cabinet 102 with screws B, B. However, in this case, since the main body 107 of the holder 104 is mounted and fixed with the two screws B, B, the number of parts of the screw B is large, the workability of the mounting is poor, and the cost is high. There was a problem that became a factor.

Further, utility model registration number 3048394
The number describes the mounting structure of the speaker in the video display device. This is, as shown in FIGS. 4A, 4B and 4C, a corner 2 extending over the front and side surfaces of a front cabinet 202 of a video display device 201 such as a televideo.
03: duct 210 for sound emission from front to side
And a holder 2 having a round speaker 204 attached thereto.
11 is a mounting guide portion 209 provided in the corner portion 203.
By mounting the holder 211 to the front cabinet 202 obliquely in a plan view, sound of the speaker 204 is emitted to the front side of the front cabinet 202 through the duct 210, and the holder 2
The front end wall portion 216 of the eleventh embodiment is mounted and fixed to the projections 219 and 219 of the front cabinet 204 with screws B and B. However, also in this case, since two screws B, B are used to mount and fix the holder 211 to the front cabinet 202, the number of parts of the screw B is large, and the workability of the mounting is poor. In addition, there is a problem that the cost is increased.

[0004]

SUMMARY OF THE INVENTION The present invention solves the above-mentioned conventional problems, and a holder to which a speaker is attached can be fixed to a cabinet with a single screw to improve workability. It is another object of the present invention to provide a speaker mounting structure capable of reducing the number of parts and reducing the cost.

[0005]

In order to achieve the above object, an invention according to claim 1 is provided such that a substantially L-shaped holder to which a speaker is mounted is mounted and fixed to a corner of a cabinet of an electric device. In the speaker mounting structure, a projection is provided downward at the lower edge of the front end wall of the holder, and an insertion hole for inserting the projection is formed in a bottom wall of a corner of the cabinet. , Into the insertion hole in the bottom wall of the corner of the cabinet,
By inserting the protrusion of the holder and fixing the position of the holder, and fixing the tip end wall of the holder to the corner of the cabinet with a single screw, the holder with the speaker attached thereto is fixed to the cabinet. It is characterized in that it is configured to be attached and fixed to the corner portion.

According to a second aspect of the present invention, the projecting portion of the holder is formed by an engagement portion at a root portion and a large-diameter engagement portion provided at a lower end of the engagement portion. The insertion hole in the bottom wall of the corner portion of the cabinet is inserted into the large hole portion, communicating with the large hole portion for inserting the projection from the large-diameter locking portion, and the large hole portion. It is characterized in that it is formed by a small hole for engagement for engaging the engagement engagement portion of the projection and preventing the engagement with the large-diameter locking portion of the projection from being removed.

According to a third aspect of the present invention, the size of the projection that is inserted into the insertion hole in the bottom wall of the corner of the cabinet in the projection of the holder and protrudes downward from the lower surface of the bottom wall to the outside is provided. The locking portion having a diameter is also used as one of a plurality of legs projecting downward from the lower surface of the bottom wall of the cabinet.

According to a fourth aspect of the present invention, the cabinet is a front cabinet, and a rear end of a holder attached to a corner of the front cabinet is provided with:
The holder is inserted into an engaging groove of a fixing piece protruding inward at a position near the front end edge of the side wall of the rear cabinet which is connected and fixed to the rear end edge of the front cabinet so that the holder is prevented from swinging. It is characterized by having comprised.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a speaker mounting structure according to the present invention will be described below with reference to the drawings. FIG. 1 is an exploded perspective view showing a speaker mounting structure according to an embodiment of the present invention, FIG. 2 (a) is a perspective view showing the mounting completed state, and FIG. 1 (b) shows the appearance of a cabinet when the speaker is mounted and fixed. It is the side view which partly fractured.

As shown in FIG. 1, the speaker mounting structure of the present embodiment includes a substantially L-shaped holder 4 having a speaker 3 mounted on a holder mounting portion 2 provided at a lower corner portion of a front cabinet 1. The holder mounting portion 2 is formed by a substantially U-shaped rib 21, and a duct 22 for sound emission is formed on the side wall portion 11 of the corner portion. Further, on the inner surface of the front wall of the corner portion, holder mounting ribs 23 and 24 are provided inwardly protruding.
Holes 43 and 44 for inserting screws B are formed.

In addition, an insertion hole 25 is formed in the bottom wall 12 of the corner portion, and a projection 45 for inserting into the insertion hole 25 projects downward from the tip wall portion 41 of the holder 4. Has been established. The projecting portion 45 is formed by an engaging engagement portion 46 at a root portion and a large-diameter engaging portion 47 provided at a lower end of the engaging engaging portion 46. The insertion hole 25 of the bottom wall 12 has a large hole 26 for inserting the projection 45 from the large-diameter locking portion 47 and a projection 45 that is communicated with the large hole 26 and inserted into the large hole 26. The engaging engagement portion 46 is formed by a small engaging hole 27 for engaging the engaging engagement portion 46 and fixing the large engagement portion 47 of the projection 45 to prevent the engagement engagement portion 46 from coming off.

The rear end 48 of the holder 4 attached to the corner of the front cabinet 1 is directed inward at a position near the front end of the side wall 51 of the rear cabinet 5 fixedly connected to the rear end of the front cabinet 1. The holder 4 is configured to be inserted into an engagement groove 53 at the tip of a fixing piece 52 horizontally protruded from the holder 4 to prevent the holder 4 from swinging.

As shown in FIG. 2A, when the main body 49 of the holder 4 is attached to the substantially U-shaped rib 21 at the lower corner of the front cabinet 1, the front wall 41 of the holder 4 is The projection 45 is inserted into the large hole 26 of the insertion hole 25 of the bottom wall 12 of the front cabinet 1 from the large-diameter locking portion 47, and the engagement engagement portion 46 of the projection 45 is engaged with the small hole 27. In a state in which the screw is retained and fixed, the screw B is inserted only into the upper hole portion 43 of the front end wall portion 41 of the holder 4, and the screw B is inserted into the upper holder mounting rib 23 on the inner surface of the front wall of the front cabinet 1. When the holder 4 is attached to the lower corner of the front cabinet 1 and the front edge of the rear cabinet 5 is connected and fixed to the rear edge of the front cabinet 1, The tip of the engagement groove 53 of the fixed piece 52 of the wall 51, by inserting the rear end portion 48 of the holder 4, stopping to steady the holder 4.

According to the speaker mounting structure of this embodiment, when the holder 4 is mounted and fixed to the holder mounting portion 2 of the front cabinet 1, the lower side of the holder 4 is connected to the lower side of the projection 45 by the lower side of the front cabinet 1. The holder 4 is inserted into the insertion hole 25 of the bottom wall 12 at the corner,
One screw B only needs to be inserted into the hole 43 of the end wall 41, and the screw B only needs to be screwed into only the holder mounting rib 23 on the inner surface of the front wall of the front cabinet 1. The number of parts of the screw B can be reduced as compared with the case where the screws B are used, so that the cost can be reduced and the workability can be improved. Moreover, the insertion holes 25 in the bottom wall 12 of the front cabinet 1
And the protrusion 45 of the holder 4 are connected to the front cabinet 1.
In addition, since the holder 4 and the holder 4 can be integrally molded, no labor is required and the number of parts is not increased.

Further, as shown in FIG.
After the large-diameter locking portion 47 of the projection 45 is inserted into the insertion hole 25 of the bottom wall 12 of the front cabinet 1, the locking portion 47 faces downward on the lower surfaces of the bottom walls of the front cabinet 1 and the rear cabinet 5. Can be used also as one of the plurality of legs 6 protruding, so that it is convenient and the number of legs 6 can be reduced. In the above embodiment, the holder 4 is attached to the holder attaching portion 2 of the front cabinet 1. However, the present invention is not limited to this. For example, the holder 4 is attached to the rear cabinet 5. Of course, it can be applied to

[0016]

As described above, according to the first aspect of the present invention, a downwardly projecting portion is provided on the lower edge of the tip end wall portion of the holder, and the bottom wall of the corner portion of the cabinet is provided on the bottom wall. Forming an insertion hole for inserting the protrusion,
Insert the protrusion of the holder into the insertion hole in the bottom wall of the corner of the cabinet and fix the position of the holder,
By attaching and fixing the tip wall of the holder to the corner of the cabinet with a single screw, the holder with the speaker attached was fixed to the corner of the cabinet, so the holder with the speaker attached to the cabinet was fixed to the cabinet. It can be attached and fixed with one screw, improving workability,
This has the effect of reducing the number of parts and reducing costs.

According to the second aspect of the present invention, the projecting portion of the holder is formed by the engaging engagement portion at the root portion and the large-diameter engaging portion provided at the lower end of the engaging engaging portion. Is formed,
The insertion hole in the bottom wall of the corner of the cabinet is connected to the large hole for inserting the projection from the large-diameter locking portion, and the engagement of the projection inserted into the large hole is established. Since it is formed with a small hole for engagement for engaging the part and retaining it with the large diameter locking part of the protrusion, the protrusion of the holder can be easily inserted into the insertion hole, After the insertion, when the engagement engagement portion of the projection is engaged with the small hole, the large-diameter engagement portion of the projection is locked to the lower edge of the small hole and does not come off and is attached. The state can be made stable and strong.

According to the third aspect of the present invention, the large diameter of the projection inserted into the insertion hole of the bottom wall of the corner of the cabinet in the projection of the holder and projected downward from the lower surface of the bottom wall to the outside. Is also used as one of a plurality of legs projecting downward from the lower surface of the bottom wall of the cabinet, so that the number of legs can be reduced conveniently.

According to the fourth aspect of the present invention, the cabinet is a front cabinet, and a rear end of a holder attached to a corner of the front cabinet is fixedly connected to a rear end of the front cabinet. The holder is fixed to the corner of the front cabinet by inserting it into the engaging groove of the fixing piece protruding inward near the front edge of the side wall of the rear cabinet and fixing the holder steady. It can be firmly attached and fixed in the state in which it is set.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a speaker mounting structure according to an embodiment of the present invention.

FIG. 2A is a perspective view showing a state where the attachment is completed, and FIG.
FIG. 2 is a partially cutaway side view showing an appearance of a cabinet when a speaker is attached and fixed.

3A and 3B show a conventional speaker mounting structure, in which FIG. 3A is an exploded perspective view showing the entire structure, and FIG. 3B is a partial plan sectional view thereof.

4A and 4B show a mounting structure of a speaker in a conventional video display device, where FIG. 4A is an exploded perspective view showing the entire structure.
(B) is a partial plan cross-sectional view, and (c) is a rear view of a holder for mounting the speaker.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Front cabinet 12 Bottom wall 2 Holder attaching part 25 Insertion hole 26 Large hole part 27 Small hole part 3 Speaker 4 Holder 41 Front wall part 45 Projection part 46 Engagement part 47 Large diameter locking part 48 Rear end part 5 Rear cabinet 51 Side wall 52 Fixing piece 53 Engagement groove 6 Leg B Screw

Claims (4)

[Claims] 1. A speaker mounting structure in which a substantially L-shaped holder to which a speaker is mounted is mounted and fixed to a corner portion of a cabinet of an electric device. Along with the bottom wall of the corner of the cabinet,
Forming an insertion hole for inserting the protrusion, and inserting the protrusion of the holder into the insertion hole of the bottom wall of the corner portion of the cabinet to fix the position of the holder,
It is characterized in that the tip wall portion of the holder is attached and fixed to a corner portion of the cabinet with a single screw, so that the holder to which the speaker is attached is attached and fixed to the corner portion of the cabinet. Speaker mounting structure. 2. A projecting portion of the holder is formed by an engaging portion at a root portion and a large-diameter engaging portion provided at a lower end of the engaging portion. The insertion hole in the bottom wall of the corner portion is provided with a large hole portion for inserting the projection portion from a large-diameter locking portion, and an engagement portion between the large hole portion and the projection portion inserted into the large hole portion. 2. The speaker mounting structure according to claim 1, wherein the engaging portion is formed by a small engaging portion for engaging the joint portion and fixing the engaging portion with a large-diameter engaging portion. 3. A large-diameter locking portion of a projection, which is inserted into an insertion hole in a bottom wall of a corner of the cabinet in the projection of the holder and protrudes downward from a lower surface of the bottom wall to the outside, The speaker mounting structure according to claim 2, wherein the speaker mounting structure also serves as one of a plurality of legs projecting downward from a lower surface of a bottom wall of the cabinet. 4. The cabinet is a front cabinet, and a rear end of a holder attached to a corner of the front cabinet is fixed to a front edge of a side wall of a rear cabinet fixedly connected to a rear end of the front cabinet. 2. The speaker mounting structure according to claim 1, wherein the holder is inserted into an engagement groove of a fixing piece protruding inward at a nearby portion to fix the holder.