JP3048997U - Speaker mounting structure - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To mount a holder to which a speaker is attached to a corner portion between a front and a side of a cabinet so that a space can be taken between the speaker and the cabinet to improve sound quality and to be an inexpensive round. Provided is a speaker mounting structure in a video display device which can use a shaped speaker and can reduce costs. SOLUTION: A corner portion 3 of a cabinet 2 of an electric device.
A duct 16 for sound emission is formed in the main body 6 of the substantially L-shaped holder 4 to which the speaker 5 is attached, and at least one locking opening 8 is formed in the main body 6. A hook portion 17 for locking the bent piece portion 7 is provided, and at least one rib 19 having a locking claw portion 18 engaged on the locking opening 8 of the main body portion 6 of the holder 4 on the other side surface. It is protruding.

Description

[Detailed description of the invention] [Technical field to which the invention belongs]

 The present invention relates to a speaker mounting structure in which a speaker is removably mounted on a corner of a cabinet of an electric device.

[Prior art]

 2. Description of the Related Art A conventional speaker mounting structure is disclosed in, for example, Japanese Utility Model Laid-Open Publication No. 61-158789. As shown in FIGS. 3 and 4, the speaker 119 is located at a position facing the sound emitting hole 111 on the inner surface of the mounting plate 110 formed by the upper wall of the rear cabinet 108 of the video display device 101 such as a televideo. By sliding along the inner surface of the mounting plate 110, the outer peripheral edge of the front end thereof is engaged, and by this engagement, there is provided an engaging portion 114 for preventing movement in a direction perpendicular to the sliding direction. It has a pressing member 122 which is engaged with the engaging portion 114 by sliding along the inner surface of the plate 110 and presses the speaker 119 from the rear side by this engagement, and the speaker 119 and the pressing member 122 are attached to the mounting plate 110. The speaker 119 is attached to the inner surface of the mounting plate 110 by engaging with the engaging portion 114 formed at the bottom. Another conventional example of a speaker mounting structure is disclosed in Japanese Utility Model Laid-Open Publication No. Sho 62-203590. As shown in FIGS. 5 and 6, the elliptical hole 213 of the speaker 201 having a substantially elliptical shape facing the diaphragm 203 and the elliptical hole 213 of the front part 202 a of the speaker 201 are formed. There is provided a vibration isolating member 212 made of an elastic material provided with side plates 212b and 212c for covering the front, upper, lower, left and right side surfaces excluding, and fitting portions 214 and 215 to which both ends of the frame front portion 202a are fitted. Then, the vibration isolating member 212 in a state where both ends of the frame front part 202a are fitted to the fitting parts 214, 215 is connected to the fitting parts 214, 215 from the L-shaped ribs 210, 211 provided on the cabinet 209. Thus, it is attached to the cabinet 209 by being held by a holding member.

[Problems to be solved by the invention]

 However, in the former speaker mounting structure, the speaker 119 is mounted on the inner surface of the mounting plate 110 formed of the upper wall of the rear cabinet 108 of the video display device 101, and the sound emitting hole 111 formed in the mounting plate 110 formed of the upper wall is formed. Since the sound of the speaker 119 was emitted, there is no space between the speaker 119 and the upper wall of the rear cabinet 108, and this sound directly hits the upper wall of the rear cabinet 108, and the sound quality deteriorates. Was. In the latter speaker mounting structure, since a speaker 201 formed in a substantially elliptical shape is used, there is a problem that the cost is increased because the speaker 201 is special. . Further, since the vibration isolating member 212 to which the speaker 201 is attached is directly attached to the holding member formed of the L-shaped ribs 210 and 211 formed on the front wall of the cabinet 209, a space is provided between the speaker 201 and the cabinet 209. However, there is a problem that the sound quality of the speaker deteriorates due to the sound of the loudspeaker hitting the cabinet 209. The present invention solves the above-mentioned conventional problems and improves the sound quality by allowing the holder with the speaker to be attached to the corners of the front and side of the cabinet, allowing a space between the speaker and the cabinet. It is an object of the present invention to provide a structure for mounting a speaker in a video display device which can use a low-cost round speaker and can reduce the cost.

[Means for Solving the Problems]

 In order to achieve the above object, an invention according to claim 1 is a speaker mounting structure in which a speaker is detachably mounted on a corner of a cabinet of an electric device, and wherein sound is emitted to the corner. Duct is formed, at least one locking opening is formed in the main body of the substantially L-shaped holder to which the speaker is attached, and the bent piece of the holder is engaged with one side surface of the corner. A hook portion for stopping is provided, and at least one rib having a locking claw portion to be engaged with a locking opening of the main body portion of the holder is provided on another side surface, and the holder is provided with a hook. With the speaker attached, the bent piece of the holder is locked to the hook of the corner, and the locking claw of the rib of the corner is engaged in the locking opening of the holder. And attach the speaker It was is characterized in that the holder has to attach detachably to said corner portion. The invention according to claim 2, wherein the corner portion is a corner portion extending over the front and side surfaces of the front portion of the cabinet, and the holder on which the speaker is mounted is connected to the hook on the front side of the corner portion and the rib on the side surface. The holder is attached obliquely in plan view by engaging with the engaging claw of the cabinet, and the sound of the speaker is emitted forward from a duct formed on the front side of the front of the cabinet. It is characterized by having. The device according to claim 3, wherein the height of the rib of the corner portion is changed to change the inclination angle of the holder attached to the corner portion, and the mounting angle of the speaker attached to the holder is changed. The feature is that the user can select

[Embodiment of the invention]

 Hereinafter, an embodiment of a speaker mounting structure according to the present invention will be described with reference to the drawings. FIG. 1 is a partially exploded perspective view of a televideo provided with a speaker mounting structure according to an embodiment of the present invention, and FIG. 2 is a plan sectional view of a main part of the speaker mounting structure according to the embodiment. As shown in FIG. 1, a speaker mounting structure according to the present embodiment includes a round speaker through a holder 4 at a corner portion 3 extending over the front and side surfaces of a front cabinet 2 of a video display device 1 such as a televideo. 5 is attached. The holder 4 is formed in a substantially L-shape including a main body 6 and a bent piece 7. The main body 6 has one locking opening 8, and further has a grid-like rib 9. The opening 10 for sound emission is formed therebetween. On the other hand, at the corner 3 of the front cabinet 2, a mounting guide portion 15 composed of two upper and lower outer guide plate pieces 13, 14 protrudes from the inner surface of the front wall 11 to the inner surface of the side wall 12 of the front cabinet 2. An open duct 16 for sound emission is formed from the front to the side of the front cabinet 2. As shown in FIG. 1, a holder 4 for detachably mounting the round speaker 5 is fitted inside the outer guide plate pieces 13 and 14 of the corner portion 3. That is, as shown in FIG. 2, the corner portion 3 is provided with hook portions 17, 17 for locking the bent piece portion 7 of the holder 4 on the inner surface of the front wall 11, and is provided on the inner surface of the side wall 12. Two rows of ribs 19, 19 having locking claws 18 engaged with the locking openings 8 of the main body 6 of the holder 4 are projected. Further, inside the mounting guide portion 9 of the corner portion 3, projecting pieces 20 and 21 for sealing the upper and lower portions of the sound emission opening 10 of the holder 4 on which the round speaker 5 is mounted are provided. The end faces are formed obliquely in a plan view at predetermined intervals above and below. Also, arc-shaped protrusions 22 are formed on the bent piece 7 of the holder 4 to which the speaker 5 is attached, and screw insertion holes 23 are formed from the bent piece 7 to the arc-shaped protrusions 22. The front wall 11 of the front cabinet 2 is provided with cylindrical protrusions 25 having a female screw portion 24 at locations corresponding to the screw insertion holes 23, 23. Then, a set screw (not shown) is inserted into the screw insertion hole 23 of the holder 4, and the set screw is inserted into the female screw portion of the protruding portion 25 of the front wall 11 of the front cabinet 2. By inserting 24 screws, the holder 4 is mounted and fixed to the corner portion 3. Locking pieces 26, 27, 28 for locking the peripheral edge of the speaker 5 are protrudingly formed near the three corners of the holder 4. After engaging the inside of the three locking pieces 26, 27 and 28, a fixing plate 29 for mounting and fixing is detachably attached by screws 30. The procedure for mounting the speaker in the speaker mounting structure of the video display device configured as described above will be described. After the speaker 5 is mounted and fixed to the holder 4, the holder 4 is moved up and down over the corner 3 on the inner surface of the front cabinet 2. It is fitted into a mounting guide portion 15 composed of two outer guide plate pieces 13 and 14, and the bent piece portion 7 is locked to the hook portions 17 and 17, and is inserted into the locking opening 8 of the main body portion 6. The locking claws 18, 18 of the ribs 19, 19 are respectively engaged, and the holder 11 is inclined obliquely in a plan view as shown in FIG. Furthermore, set screws (not shown) are inserted into the screw insertion holes 23, 23 of the holder 4, and these set screws are screwed into the female screw portions 24, 24 of the protruding portions 25, 25 of the front wall 11 of the front cabinet 2. Thus, the holder 4 is fixed to the corner portion 3. Note that the screw insertion holes 23, 23 of the holder 4 and the projections 25, 25 of the front wall 11 of the front cabinet 2 are not always necessary, and the hooks 17, 17 of the corner 3 are not provided. The holder 4 may be detachably attached to the locking claws 18, 18 of the ribs 19, 19. According to the speaker mounting structure of this embodiment, since the speaker 5 can be mounted and fixed to the inner corner portion 3 of the front cabinet 2 via the holder 4, the sound from the speaker 4 can be transmitted to the front of the front cabinet 2. This sound can be heard well because it is taken out of the duct 10 forward. Moreover, since an appropriate space k can be provided between the speaker 5 and the front cabinet 2, the sound quality of the speaker can be improved. Furthermore, since the round speaker 4 can be used, it is inexpensive and cost can be reduced. Further, since the speaker 4 is detachably attached to the holder 11 and the holder 11 is detachably attached to the corner portion 3, the speaker 4 can be easily replaced. Furthermore, by changing the dimensions of the rib 19, the mounting angle of the speaker 4 can be freely selected, and the size of the speaker 4 can be adjusted according to the size of each component provided in a video display device such as a televideo. The mounting angle can be selected to prevent the speaker 4 from contacting each component. Further, since the projections 20 and 21 for sealing the upper and lower portions of the opening 10 of the holder 4 are formed in the mounting guide 15 of the corner 3, the projections 20 and 21 allow the speaker 5 to be closed. The sound emitted to the opening 10 of the holder 4 can be prevented from leaking outward, and the sound can be reliably emitted forward from the duct 16. In the present embodiment, a video display device such as a televideo has been described. However, the present invention is not limited to this, and the present invention can be applied to other electric devices having a speaker. It can also be applied to corners.

[Effects of the Invention] As described above, according to the invention of the first aspect, the speaker is mounted diagonally at the corner of the cabinet of the electric equipment, so that the speaker and the cabinet can be connected to each other. Since a space can be taken between them, the sound quality of the speaker can be improved. Moreover, an inexpensive round speaker can be attached to the corner of the cabinet, so that the cost can be reduced. In addition, the holder with the speaker attached can be detachably attached with the hooks at the corners and the ribs with locking claws, so the holder can be attached to the corners without using screws or other fixtures. It has a simple structure, and the speaker can be easily replaced. According to the invention described in claim 2, the speaker can be mounted obliquely in a plan view at a corner portion extending between the front and side surfaces of the cabinet via the holder. The sound can be heard well. According to the third aspect of the present invention, the height of the rib at the corner portion is changed to change the inclination angle of the holder attached to the corner portion. The mounting angle of the speaker can be selected in accordance with the size of each component provided in the electric device, and the speaker can be prevented from contacting each component.

[Brief description of the drawings]

FIG. 1 is a partially exploded perspective view of a televideo provided with a speaker mounting structure according to an embodiment of the present invention.

FIG. 2 is a schematic plan cross-sectional view of a main part of the speaker mounting structure of the embodiment.

FIG. 3 is an exploded perspective view of a first example of a conventional speaker mounting structure.

FIG. 4 is a perspective view of a conventional televideo having a first example of a speaker mounting structure.

FIG. 5 is a perspective view illustrating a second example of a conventional speaker mounting structure.

FIG. 6 is a side view showing a second example of a conventional speaker mounting structure.

[Explanation of symbols]

 2 Front Cabinet 3 Corner 4 Holder 5 Round Speaker 6 Main Body 7 Folding Piece 8 Locking Opening 11 Front Wall 12 Sidewall 16 Duct 17 Hook 18 Locking Claw 19 Rib

Claims (3)

[Utility model registration claims] 1. A speaker mounting structure in which a speaker is detachably mounted on a corner of a cabinet of an electric device, wherein a duct for sound emission is formed in the corner, and the speaker is mounted. At least one locking opening is formed in the main body of the L-shaped holder, a hook for locking the bent piece of the holder is provided on one side of the corner, and the holder is provided on the other side. At least one rib having a locking claw portion to be engaged with the locking opening of the main body portion is provided in a protruding manner. With the speaker attached to the holder, the bent piece portion of the holder is connected to the corner. And the hooks of the ribs of the corners are engaged with the locking openings of the holder, and the holder with the speaker attached thereto is detachably attached to the corners. Mounting structure of a loudspeaker, characterized in that the kick way. 2. The corner portion is a corner portion extending over the front and side surfaces of a front portion of a cabinet, and the holder on which the speaker is mounted is engaged with a hook for locking a hook on the front side of the corner portion and a rib on a side surface of the corner portion. The holder is attached to the cabinet so as to be inclined obliquely in plan view, and the sound of the speaker is emitted forward from a duct formed on the front side of the front part of the cabinet. Item 2. A speaker mounting structure according to Item 1. 3. The angle of inclination of the holder attached to the corner portion is changed by changing the height of the rib of the corner portion so that the attachment angle of the speaker attached to the holder can be selected. The speaker mounting structure according to any one of claims 1 and 2, wherein: