CN210469965U

CN210469965U - Cover plate assembly, loudspeaker mounting structure and display device

Info

Publication number: CN210469965U
Application number: CN201920890972.0U
Authority: CN
Inventors: 高明全; 赵虎; 胡泽泰
Original assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Current assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd; Guangzhou Shirui Electronics Co Ltd
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-05-05
Anticipated expiration: 2029-06-13

Abstract

The utility model relates to an apron subassembly, loudspeaker mounting structure and display device, this apron subassembly includes: a bottom chassis formed with a through hole; the cover plate body is arranged on the bottom shell and covers the through hole, the cover plate body is provided with a sound outlet hole and an accommodating cavity which are communicated, and the accommodating cavity is also communicated with the through hole. The sizes of the through holes and the accommodating cavities are optimally designed, so that the loudspeaker cover plate is suitable for loudspeakers with most models and sizes in the market, and the loudspeaker is externally arranged outside the display equipment shell and is assembled with the cover plate assembly for use, so that the cover plate body has high universality and is beneficial to realizing modular manufacturing; correspondingly, structures such as sound outlet holes, convex hulls and concave cavities which are matched with the shell are not required to be manufactured on the shell according to the size, the using position and the like of a horn with a specific model in the traditional construction method, so that the design and manufacturing cost and difficulty can be greatly reduced.

Description

Cover plate assembly, loudspeaker mounting structure and display device

Technical Field

The utility model relates to an electronic equipment technical field especially relates to a apron subassembly, loudspeaker mounting structure and display device.

Background

At present, commercial display device all can install loudspeaker to promote the user and use experience and feel. However, the types of speakers required by different models are generally different, and the sizes, mounting positions, and mounting spaces of the speakers of different types are also completely different, so that when different models of devices are manufactured, structures such as sound holes, convex hulls, and concave cavities need to be designed and manufactured on the shell according to the speakers of specific models, which causes the design and manufacturing costs of the devices to be increased, and the processing difficulty to be increased.

SUMMERY OF THE UTILITY MODEL

Therefore, a cover plate assembly is needed, which can be suitable for assembling and using loudspeakers of different models and sizes, is convenient for modular design, has good universality, and can reduce the use cost and the processing difficulty; in addition, the loudspeaker mounting structure can meet the mounting and use requirements of loudspeakers of different models and sizes by adopting the cover plate component, has good universality and low manufacturing and use cost; finally, still provide a display device, through assembling this loudspeaker mounting structure, can effectively reduce design, manufacturing cost and the processing degree of difficulty, do benefit to equipment and carry out modularization, universalization production.

The technical scheme is as follows:

in one aspect, the present application provides a cover plate assembly, comprising:

a bottom chassis formed with a through hole; and

the cover plate body is arranged on the bottom shell and covers the through hole, the cover plate body is provided with a sound outlet hole and an accommodating cavity which are communicated, and the accommodating cavity is also communicated with the through hole.

The cover plate assembly is mainly used for being assembled with a loudspeaker in display equipment. Specifically, when the assembly installation is carried out, the loudspeaker and the related accessories thereof can be directly installed outside the shell of the display device, and then the bottom shell is installed on the shell of the display device, and the loudspeaker penetrates through the through hole to extend out; and then, the cover plate body is installed on the bottom shell, so that the loudspeaker finally extends into the accommodating cavity, and finally, normal work is realized through the sound outlet hole which is pre-arranged on the cover plate body. The sizes of the through holes and the accommodating cavities are optimally designed, so that the loudspeaker cover plate is suitable for loudspeakers with most models and sizes in the market, and the loudspeaker is externally arranged outside the display equipment shell and is assembled with the cover plate assembly for use, so that the cover plate body has high universality and is beneficial to realizing modular manufacturing; correspondingly, structures such as sound outlet holes, convex hulls and concave cavities which are matched with the shell are not required to be manufactured on the shell according to the size, the using position and the like of a horn with a specific model in the traditional construction method, so that the design and manufacturing cost and difficulty can be greatly reduced.

The technical solution of the present application is further described below:

in one embodiment, the sound emitting holes are multiple and arranged in an array, and all the sound emitting holes are arranged opposite to the sound emitting part of the loudspeaker.

In one embodiment, the cover plate body includes a tongue plate, and the tongue plate penetrates through the through hole and abuts against the inner wall of the bottom case.

In one embodiment, the cover plate assembly further comprises a connecting plate connected with the cover plate body, the connecting plate is provided with a concave part, the bottom shell is provided with a bulge, and the bulge is embedded in the concave part; and the cover plate assembly further comprises a connecting plate connected with the cover plate body, the connecting plate is provided with a protrusion, the bottom shell is provided with a concave part, and the protrusion is embedded into the concave part.

In one embodiment, the connecting plate is further provided with a first assembling hole, the bottom shell is further provided with a second assembling hole opposite to the first assembling hole, and the first assembling hole is connected with the second assembling hole through a fastener.

In one embodiment, the cover plate body is further provided with a first air passing through hole and a second air passing through hole which are communicated with the accommodating cavity, and the first air passing through hole and the second air passing through hole are arranged oppositely.

In one embodiment, the bottom case is further provided with a wire buckle.

In one embodiment, the cover plate assembly further comprises a flexible cushion layer, and the flexible cushion layer is arranged on the hole wall of the through hole or/and the side wall of the accommodating cavity.

On the other hand, this application still provides a loudspeaker mounting structure, it includes loudspeaker, installing support, frame and as above apron subassembly, the installing support set up in on the frame, loudspeaker set up in on the installation, the apron subassembly set up in on the frame and with the loudspeaker cooperation. The loudspeaker mounting structure can be suitable for mounting and using requirements of loudspeakers of different model sizes by adopting the cover plate component, and is good in universality and low in manufacturing and using cost.

In addition, the application also provides a display device which comprises the loudspeaker mounting structure. Through assembling this loudspeaker mounting structure, can effectively reduce design, manufacturing cost and the processing degree of difficulty, do benefit to equipment and carry out modularization, universalization production.

Drawings

Fig. 1 is a schematic view of an assembly structure of a cover plate assembly according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a speaker mounting structure according to an embodiment of the present invention;

fig. 3 is an exploded view of the horn mounting structure shown in fig. 2.

Description of reference numerals:

10. bottom shell, 11, through-hole, 12, depressed part, 13, second pilot hole, 14, line buckle, 20, cover plate body, 21, sound outlet hole, 22, tongue plate, 23, first air passing through hole, 24, second air passing through hole, 30, connecting plate, 31, protrusion, 32, first pilot hole, 40, loudspeaker, 50, installing support, 60, frame, 100, cover plate assembly, 110, loudspeaker installing structure.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.

It will be understood that when an element is referred to as being "secured to," "disposed on" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present; the specific manner of fixedly connecting one element to another element can be implemented by the prior art, and will not be described herein, and preferably, a screw-threaded connection is used.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In the present invention, the terms "first" and "second" do not denote any particular quantity or order, but are merely used to distinguish names.

As shown in fig. 1 and 3, a cover plate assembly 100 according to an embodiment of the present disclosure includes: a bottom case 10 and a cover body 20. The bottom case 10 is used for mounting and fixing the cover body 20, and particularly plays a role in fixing the cover body 20 in the middle, so that the cover body 20 can be connected with a housing of a display device. The cover plate body 20 is connected with the bottom case 10, so as to provide a cavity required for mounting the speaker 40 and ensure that the speaker 40 can work normally.

Specifically, the bottom shell 10 is formed with a through hole 11, the through hole 11 may be a square hole, and the size of the through hole is designed according to various types and sizes of speakers 40 commonly used in the industry, so that various speakers 40 can pass through without collision and interference. The cover plate body 20 is mounted on the bottom case 10 and covers the through hole 11, and the cover plate body 20 is provided with a sound outlet hole 21 and an accommodating cavity which are communicated with each other, and the accommodating cavity is also communicated with the through hole 11.

The cover plate assembly 100 is mainly used for being assembled with a speaker 40 in a display device. Specifically, when the mounting is performed, the speaker 40 and its related parts can be directly mounted at a predetermined position outside the housing of the display device (the mounting manner may not be limited by the size and structural shape of the speaker 40, and the versatility is good). Then, the bottom chassis 10 is mounted on the housing of the display device, and the speaker 40 extends through the through hole 11; next, the cover body 20 is mounted on the bottom case 10, so that the speaker 40 can finally extend into the accommodating cavity, and normal sound output operation is finally realized through the sound output hole 21 preset on the cover body 20. Due to the fact that the through holes 11 and the accommodating cavities are optimally designed, the loudspeaker 40 with the most models and sizes in the market can be suitable, and therefore the loudspeaker 40 is arranged outside the display equipment shell and is assembled with the cover plate assembly 100 for use, the cover plate body 20 has high universality, and modular manufacturing is facilitated; accordingly, structures such as the sound outlet hole 21, the convex hull and the concave cavity which are matched with each other are not required to be manufactured on the shell according to the size, the using position and the like of the horn 40 with the specific model in the traditional construction method, so that the design and manufacturing cost and difficulty can be greatly reduced.

Referring to fig. 1, in an alternative embodiment, the cover plate body 20 has a trapezoidal cubic structure with an opening at a lower end. The concave cavity formed by the concave cavity forms an accommodating cavity for accommodating the loudspeaker 40, wherein the cover plate body 20 can be formed by stamping a single stainless steel plate or assembling a plurality of stainless steel plates, the manufacturing process is simple, the forming is convenient, and the cost reduction and the modularization customization are facilitated.

The sound outlet holes 21 are preferably disposed on the front side of the cover plate body 20, and in order to ensure that the loudspeaker 40 with different sizes and types can be used, in an alternative embodiment, the number of the sound outlet holes 21 is multiple and is arranged in an array, and all the sound outlet holes 21 are disposed opposite to the sound outlet portion of the loudspeaker 40. In this way, the coverage area of the sound outlet holes 21 arranged in a rectangular array can be maximized as much as possible, so that the loudspeaker cover plate assembly can meet the sound outlet requirements of various loudspeakers 40 with different sizes, the universality is good, and the cover plate assembly 100 produced in a modularized mode can be expanded and applied to different display devices.

During assembly, in order to ensure the connection precision, a positioning structure is designed on the cover plate assembly 100. Referring to fig. 3, in an alternative embodiment, the cover plate body 20 includes a tongue plate 22, and the tongue plate 22 penetrates through the through hole 11 and abuts against the inner wall of the bottom case 10. Therefore, the tongue plate 22 penetrates through the through hole 11 to abut against the inner wall of the bottom shell 10, so that the cover plate body 20 and the bottom shell 10 can form pre-positioning fixation, relative sliding can be prevented from occurring, accurate matching precision is obtained, and reliable guarantee is provided for subsequent connection and fixation.

With reference to fig. 1 to fig. 3, in a further embodiment, the cover assembly 100 further includes a connecting plate 30 connected to the cover body 20, the connecting plate 30 has a recess 12, the bottom case 10 has a protrusion 31, and the protrusion 31 is embedded in the recess 12; or/and the cover plate assembly 100 further comprises a connecting plate 30 connected with the cover plate body 20, wherein the connecting plate 30 is provided with a protrusion 31, the bottom shell 10 is provided with a recess 12, and the protrusion 31 is embedded in the recess 12. The positioning accuracy and the pre-assembly connection strength of the cover plate body 20 and the bottom case 10 can be further improved by the nesting fit of the protrusions 31 and the recesses 12.

In the present embodiment, the bottom shell 10 has two ends located in the length direction of the through hole 11 and respectively provided with a recessed portion 12, and the recessed portion 12 may be a positioning through hole 11; correspondingly, two ends of the cover plate body 20 in the length direction are respectively connected with a connecting plate 30, and two protrusions 31 are respectively arranged on the two connecting plates 30. When assembled, the protrusions 31 are nested and matched with the recesses 12 in a one-to-one correspondence manner.

Further, the connecting plate 30 is further provided with a first assembling hole 32, and the bottom case 10 is further provided with a second assembling hole 13 opposite to the first assembling hole 32, wherein the first assembling hole 32 is connected with the second assembling hole 13 by a fastener. The first assembling holes 32 are threaded holes formed at two ends of the bottom case 10 in the length direction of the through hole 11, and the number of the first assembling holes is four, and the first assembling holes are arranged in a rectangular shape. Correspondingly, the second assembling holes 13 are also four threaded holes opened on the two connecting plates 30 and arranged in a rectangular shape, and the fastening members are selected from screws. The cover plate body 20 and the bottom shell 10 can be finally connected and fixed by screwing the screws into the two threaded holes which are aligned up and down, and the connection mode is simple, high in connection strength and convenient to assemble and disassemble.

Of course, in order to achieve the assembly and fixation of the cover plate body 20 and the bottom case 10, in other embodiments, other technical means, such as snap connection, adhesion, riveting, etc., which can perform the same or similar function with the screw connection in the prior art, may also be adopted.

With reference to fig. 1 and fig. 2, in addition, in order to achieve noise reduction and vibration reduction during operation, in another alternative embodiment, the cover plate body 20 is further provided with a first air passing through hole 23 and a second air passing through hole 24 both communicated with the accommodating cavity, and the first air passing through hole 23 is opposite to the second air passing through hole 24. Specifically, the number of the first air passing through holes 23 may be multiple and be uniformly distributed on one side inclined wall of the trapezoidal cover plate body 20. The number of the second air passing through holes 24 is also plural, and the second air passing through holes are uniformly distributed on the other opposite inclined wall of the trapezoidal cover plate body 20. Therefore, the first through hole 11 and the second through hole 11 are communicated with the accommodating cavity to form a convection effect, so that the air has a good flowing effect when passing through the horn 40, the good heat dissipation effect is achieved, noise and vibration can be effectively reduced, and the using performance of the horn 40 and equipment is ensured.

In addition, the bottom case 10 is further provided with a wire buckle 14. The wire buckle 14 can better fix the wires matched with the loudspeaker 40, improve the manufacturing and using performance of products, and effectively avoid the machine vibration generated by the impact of the wires on the shell wall in a free state.

In order to ensure the assemblability, the dimensions of the through hole 11 and the receiving cavity are generally designed to be slightly larger than those of the speaker 40, so that in order to avoid collision between the speaker 40 and the hole wall or the side wall due to the influence of the external environment after assembly, on the basis of any of the above embodiments, the cover plate assembly 100 further includes a flexible cushion layer disposed on the hole wall of the through hole 11 or/and the side wall of the receiving cavity. Therefore, the flexible cushion layer is in contact with the outer wall of the loudspeaker 40, the degree of freedom of the loudspeaker 40 can be further restrained, an auxiliary fixing effect is achieved, and meanwhile the loudspeaker 40 is protected from being damaged by impact.

Alternatively, the flexible cushion layer may be made of foam, rubber, or the like.

With reference to fig. 2 and fig. 3, in another aspect, the present application further provides a speaker mounting structure 110, which includes a speaker 40, a mounting bracket 50, a frame 60, and the cover plate assembly 100 as described above, wherein the mounting bracket 50 is disposed on the frame 60, the speaker 40 is disposed between the mounting brackets, and the cover plate assembly 100 is disposed on the frame 60 and is matched with the speaker 40. The horn mounting structure 110 can meet the mounting and use requirements of the horns 40 of different model sizes by adopting the cover plate assembly 100, and has good universality and low manufacturing and use costs.

The frame 60 is a part of the housing of the display device, and the frame 60 is pre-provided with screw holes for fixing the mounting bracket 50. The number of the mounting brackets 50 is two, and the mounting brackets are respectively assembled with the damping rings on two sides of the horn 40, so that the horn 40 can be mounted more firmly. Further, the number of the screw holes on the frame 60 may be multiple, and the distance between two adjacent screw holes is equal or approximately equal. When facing the loudspeaker 40 with different installation sizes, different installation distances can be formed by sliding any one or two installation brackets 50, so that the installation requirements of various loudspeakers 40 are met, and the applicability is good.

Further, the present application also provides a display device (not shown) comprising the horn mounting structure 110 as described above. Through assembling this loudspeaker mounting structure 110, can effectively reduce design, manufacturing cost and the processing degree of difficulty, do benefit to equipment and carry out modularization, universalization production.

It will be appreciated that the display device described above may be a flat panel, a display, a kiosk, or the like.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A cover plate assembly, comprising:

a bottom chassis formed with a through hole; and

2. The cover plate assembly as claimed in claim 1, wherein the sound holes are plural and arranged in an array, and all of the sound holes are disposed opposite to the sound outlet portion of the speaker.

3. The cover assembly of claim 1, wherein the cover body includes a tongue extending through the through hole and abutting an inner wall of the bottom shell.

4. The lid assembly of claim 1, further comprising a connecting plate connected to the lid body, the connecting plate having a recess, the bottom shell having a protrusion, the protrusion fitting into the recess; and the cover plate assembly further comprises a connecting plate connected with the cover plate body, the connecting plate is provided with a protrusion, the bottom shell is provided with a concave part, and the protrusion is embedded into the concave part.

5. The cover plate assembly according to claim 4, wherein the connecting plate is further provided with a first assembling hole, and the bottom case is further provided with a second assembling hole opposite to the first assembling hole, and the first assembling hole and the second assembling hole are connected by a fastener.

6. The cover plate assembly as claimed in claim 1, wherein the cover plate body is further provided with a first air passing through hole and a second air passing through hole both communicating with the accommodating cavity, and the first air passing through hole is opposite to the second air passing through hole.

7. The lid assembly of claim 1, wherein the bottom shell is further provided with a wire clip.

8. The cover assembly according to any one of claims 1 to 7, further comprising a compliant pad layer disposed on a wall of the through hole or/and a sidewall of the receiving cavity.

9. A horn mounting structure, comprising a horn, a mounting bracket, a frame and the cover plate assembly of any one of claims 1 to 8, wherein the mounting bracket is disposed on the frame, the horn is disposed between the mountings, and the cover plate assembly is disposed on the frame and engaged with the horn.

10. A display apparatus comprising the speaker mounting structure according to claim 9.