CN205847596U - Vibration-sound generating device - Google Patents
Vibration-sound generating device Download PDFInfo
- Publication number
- CN205847596U CN205847596U CN201620629340.5U CN201620629340U CN205847596U CN 205847596 U CN205847596 U CN 205847596U CN 201620629340 U CN201620629340 U CN 201620629340U CN 205847596 U CN205847596 U CN 205847596U
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- China
- Prior art keywords
- vibration
- screen
- generating device
- sound generating
- base plate
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- Expired - Fee Related
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- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Abstract
The utility model discloses a kind of vibration-sound generating device.Described vibration-sound generating device includes screen；Framework, described framework supports described screen；The base plate be arrangeding in parallel with described screen, described base plate is fixed on described framework and deviates from the side of described screen；Described framework include the parallel pedestal just described screen arranged and along described pedestal side to both sides vertically extending frame, one end of described frame is fixed with described screen, the other end of described frame is fixed with described base plate, and described pedestal forms gap with described screen and described base plate respectively；Described base-plates surface is provided with piezoelectric actuator, and described piezoelectric actuator drives described frame vibration, and promotes the air vibration sounding in described gap.Compared to prior art, described vibration-sound generating device can realize the function of vibration and sounding simultaneously, and oscillation intensity is higher, and thickness is less, assembles more convenient.
Description
Technical field
This utility model relates to a kind of vocal skill, especially, relates to a kind of vibration-sound generating device.
Background technology
Existing mobile terminal generally utilizes the piezoelectric speaker of inside normally only to possess vocal function, due to its piezoelectric patches
Installation site limited, the size of piezoelectric patches is typically small, therefore its produce vibration more weak, need additionally mounted vibrating motor
Realize the function of vibration.
But now the development trend of mobile terminal (such as mobile phone) is to make the thickness of terminal more and more less, and weight is increasingly
Gently.And the structure that the speaker in existing terminal and vibrating motor are implemented separately vibration and generating function is difficult to reduce further thickness
Degree, and in-convenience in use.
Utility model content
This utility model mainly solve the thickness of vibration-sound generating device in existing mobile terminal be difficult to reduce technology ask
Topic.
For solving above-mentioned technical problem, this utility model provides a kind of vibration-sound generating device, including:
Screen；
Framework, described framework supports described screen；
The base plate be arrangeding in parallel with described screen, described base plate is fixed on described framework and deviates from the side of described screen；
Described framework includes the parallel pedestal just arranged described screen and vertically prolongs to both sides along described pedestal side
The frame stretched, one end of described frame fixes with described screen, and the other end of described frame is fixed with described base plate, described pedestal
Gap is formed respectively with described screen and described base plate；
Described base-plates surface is provided with piezoelectric actuator, and described piezoelectric actuator drives described frame vibration,
And promote the air vibration sounding in described gap.
In vibration-sound generating device described in the utility model, described piezoelectric actuator is attached at described pedestal near institute
Stating a side surface of base plate or described screen, the area of described piezoelectric actuator is less than or equal to the area of described pedestal.
In vibration-sound generating device described in the utility model, also include being opened in described vibration-sound generating device surface and with institute
State gap connection at least one go out acoustic aperture.
In vibration-sound generating device described in the utility model, described in go out acoustic aperture and be opened in described frame side and run through described
Frame.
In vibration-sound generating device described in the utility model, described screen includes the glass surface fixing with described rim fits
Plate, and it is fixed on the described face glass display screen towards described pedestal one side surface.
In vibration-sound generating device described in the utility model, described face glass include being positioned at the touch-control viewing area at middle part with
And be positioned at the non-display area of periphery, described touch-control viewing area is corresponding with described display screen, described in go out acoustic aperture and run through described non-aobvious
Show that district is arranged.
In vibration-sound generating device described in the utility model, described in go out acoustic aperture and be opened on described base plate and run through the described end
Plate.
In vibration-sound generating device described in the utility model, described pedestal is one-body molded with described frame.
In vibration-sound generating device described in the utility model, in described gap, it is filled with padded coaming.
Compared to prior art, the vibration-sound generating device that this utility model provides is by between distance screen and base plate are certain
The base-plates surface of gap arranges piezoelectric actuator, on the one hand drives pedestal to realize vibration, on the one hand drives the air in gap
Sounding, realizes the function of vibrating motor and speaker simultaneously, not only has the most outstanding acoustical behavior, and can greatly drop
Low thickness alleviates weight.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, required in embodiment being described below
Accompanying drawing to be used is briefly described, it should be apparent that, the accompanying drawing in describing below is only realities more of the present utility model
Execute example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to these accompanying drawings
Obtain other accompanying drawing, wherein:
Fig. 1 is the schematic diagram of a kind of preferred embodiment of the vibration-sound generating device that this utility model provides；
Fig. 2 is the decomposing schematic representation of the vibration-sound generating device shown in Fig. 1；
Fig. 3 is the cross-sectional schematic of the vibration-sound generating device shown in Fig. 1；
Fig. 4 is the schematic diagram of another preferred embodiment of the vibration-sound generating device that this utility model provides.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under making creative work premise
The all other embodiments obtained, broadly fall into the scope of this utility model protection.
Refer to shown in Fig. 1-3, be the schematic diagram of a kind of preferred embodiment of vibration-sound generating device that this utility model provides.
Described vibration-sound generating device 100 includes screen 13, framework 12, piezoelectric actuator 14 and base plate 11.Framework 12 supports screen
13, base plate 11 is parallel with screen 13, and base plate 11 is fixed on the framework 12 side away from screen 13.
Described screen 13 includes face glass 131 and is fixed on face glass 131 showing towards framework 12 1 side surface
Display screen 132.Wherein, face glass 131 includes the touch-control viewing area corresponding with display screen 132, and this touch-control viewing area is positioned at glass
The middle part of panel 131, the remainder on face glass 131, i.e. peripheral part, for non-display area.
Framework 12 includes the parallel pedestal 121 just arranged described screen 13 and along described pedestal 121 side to up and down
The vertically extending frame in both sides 122.As it is shown on figure 3, one end of described frame 122 is fixed with described screen 131, described frame
The other end of 122 is fixed with described base plate 11, between described pedestal 121 respectively and is formed between described screen 13 and described base plate 11
Gap.At least one goes out acoustic aperture 15 and is opened in vibration-sound generating device 100 surface and connects with described gap.Preferably, between described
Padded coaming, such as foam etc. it is filled with in gap.
Pedestal 121 surface configuration has piezoelectric actuator 14, piezoelectric actuator 14 driver framework 12 to vibrate, at this
In embodiment, piezoelectric actuator 14 is attached to the pedestal 121 side surface away from screen 13, it will be appreciated that piezoelectric ceramics
Actuator 14 can also be attached to pedestal 121 just on the opposite side surface of screen 13.Piezoelectric actuator 14 drives base
Seat 121 vibration, owing to leaving gap between screen 13 and base plate 11 and pedestal 121, thus pedestal 121 promotes when vibration simultaneously
Air vibration sounding in this gap.Vibration-sound generating device 100 the most of the present utility model has had speaker and vibrating motor concurrently
Function, reduce thickness simultaneously, alleviate weight.Due to the structure of framework 12, whole shaking when pedestal 121 vibrates, certainly will be driven
Dynamic sound-producing device vibration, and piezoelectric actuator 14 is attached to pedestal 121 surface, its area is less than or equal to pedestal 121
Area, therefore can be by adjusting the size of piezoelectric actuator 14 to strengthen its vibrating effect.Compare existing piezoelectricity to raise
For sound device, piezoelectric ceramic piece can only be attached to the edge non-display area of screen, and its oscillation intensity is weak, and installs limited, assembles
Inconvenience.
In the present embodiment, go out acoustic aperture 15 be opened on frame 122 and run through this frame 122.Frame 122 and face glass
131 cooperations are fixing, are used for supporting described screen 13.Preferably, described frame 122 is metal edge frame, and pedestal 121 is Metal Substrate
Plate.Frame 122 includes a pair being parallel to each other and spaced sidewall.Go out acoustic aperture 15 to be opened at least one described sidewall,
And its quantity and particular location unrestricted.
In the present embodiment, frame 122 and pedestal 122 can be two independent parts, it is also possible to be integrally molded so as one
Individual global facility.
As it is shown on figure 3, described piezoelectric actuator 14 is arranged between pedestal 122 and base plate 11, piezoelectric ceramic actuator
Device 14 includes piezoelectric ceramic piece.In other preferred embodiments of the present utility model, the both sides up and down of metal base 121 can be all
Attach described piezoelectric actuator 14.Described piezoelectric actuator 14 produces deformation vibration under the driving of the signal of telecommunication, enters
And drive pedestal 121 to vibrate, promote the air sounding in above-mentioned gap simultaneously.
As shown in Figure 4, in another preferred embodiment of the present utility model, the structure of vibration-sound generating device 100 and first
Embodiment is identical, and difference is, goes out acoustic aperture 15 and is opened in the non-display area of face glass 131, goes out acoustic aperture 15 and runs through face glass
The non-display area of 131 also connects the gap between pedestal 121 and screen 13.In other preferred embodiments, go out acoustic aperture 15 also
Can be opened on base plate 11 and run through base plate 11.
Compared to prior art, the vibration-sound generating device that this utility model provides introduces the described piezoelectric ceramic actuator of support
The pedestal of device so that the installation of piezoelectric actuator is more convenient, and the size of piezoelectric actuator may be adjusted to
Pedestal is suitable so that the vibrating effect of described vibration-sound generating device greatly strengthens, and also can obtain outstanding acoustical behavior simultaneously, with
Step achieves the function of speaker and vibrating motor, and effectively reduces thickness, alleviates weight.
The foregoing is only embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model, every
Utilize equivalent structure or equivalence flow process conversion that this utility model description and accompanying drawing content made, or be directly or indirectly used in
Other relevant technical field, is the most in like manner included in scope of patent protection of the present utility model.
Claims (9)
1. a vibration-sound generating device, it is characterised in that including:
Screen；
Framework, described framework supports described screen；
The base plate be arrangeding in parallel with described screen, described base plate is fixed on described framework and deviates from the side of described screen；
Described framework includes the parallel pedestal just arranged described screen and vertically extending to both sides along described pedestal side
Frame, one end of described frame fixes with described screen, and the other end of described frame is fixed with described base plate, and described pedestal is respectively
Gap is formed with described screen and described base plate；
Described base-plates surface is provided with piezoelectric actuator, and described piezoelectric actuator drives described frame vibration, and pushes away
Air vibration sounding in dynamic described gap.
Vibration-sound generating device the most according to claim 1, it is characterised in that described piezoelectric actuator is attached at described
Pedestal is less than or equal to described base near described base plate or a side surface of described screen, the area of described piezoelectric actuator
The area of seat.
Vibration-sound generating device the most according to claim 1, it is characterised in that also include being opened in described vibration-sound generating device
Surface and connect with described gap at least one go out acoustic aperture.
Vibration-sound generating device the most according to claim 3, it is characterised in that described in go out acoustic aperture and be opened in described frame side
And run through described frame.
Vibration-sound generating device the most according to claim 3, it is characterised in that described screen includes solid with described rim fits
Fixed face glass, and it is fixed on the described face glass display screen towards described pedestal one side surface.
Vibration-sound generating device the most according to claim 5, it is characterised in that described face glass includes being positioned at touching of middle part
Control viewing area and be positioned at the non-display area of periphery, described touch-control viewing area is corresponding with described display screen, described in go out acoustic aperture and pass through
Wear described non-display area to arrange.
Vibration-sound generating device the most according to claim 3, it is characterised in that described in go out acoustic aperture and be opened on described base plate also
Run through described base plate.
Vibration-sound generating device the most according to claim 1, it is characterised in that described pedestal is one-body molded with described frame.
9. according to the arbitrary described vibration-sound generating device of claim 1-8, it is characterised in that be filled with fender in described gap
Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620629340.5U CN205847596U (en) | 2016-06-23 | 2016-06-23 | Vibration-sound generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620629340.5U CN205847596U (en) | 2016-06-23 | 2016-06-23 | Vibration-sound generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205847596U true CN205847596U (en) | 2016-12-28 |
Family
ID=57621112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620629340.5U Expired - Fee Related CN205847596U (en) | 2016-06-23 | 2016-06-23 | Vibration-sound generating device |
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|---|---|
| CN (1) | CN205847596U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106792404A (en) * | 2017-03-28 | 2017-05-31 | 北京小米移动软件有限公司 | Piezo-electric ceramic sounding module and electronic equipment |
| CN106954147A (en) * | 2017-01-22 | 2017-07-14 | 瑞声科技(新加坡)有限公司 | Electronic equipment |
| CN107786696A (en) * | 2017-12-13 | 2018-03-09 | 京东方科技集团股份有限公司 | Display screen and mobile terminal |
| CN108271103A (en) * | 2016-12-30 | 2018-07-10 | 乐金显示有限公司 | Panel vibration type sounding display device |
| CN108566464A (en) * | 2018-04-28 | 2018-09-21 | 维沃移动通信有限公司 | A kind of mobile terminal |
| US10547945B2 (en) | 2016-03-28 | 2020-01-28 | Lg Display Co., Ltd. | Panel vibration type sound generating display device |
-
2016
- 2016-06-23 CN CN201620629340.5U patent/CN205847596U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10547945B2 (en) | 2016-03-28 | 2020-01-28 | Lg Display Co., Ltd. | Panel vibration type sound generating display device |
| US10841699B2 (en) | 2016-03-28 | 2020-11-17 | Lg Display Co., Ltd. | Panel vibration type display device for generating sound |
| US11140482B2 (en) | 2016-03-28 | 2021-10-05 | Lg Display Co., Ltd. | Actuator fixing device and panel vibration type sound-generating display device including the same |
| US11265655B2 (en) | 2016-03-28 | 2022-03-01 | Lg Display Co., Ltd | Panel vibration type sound generating display device |
| US11950068B2 (en) | 2016-03-28 | 2024-04-02 | Lg Display Co., Ltd. | Panel vibration type sound generating display device |
| CN108271103A (en) * | 2016-12-30 | 2018-07-10 | 乐金显示有限公司 | Panel vibration type sounding display device |
| CN108271103B (en) * | 2016-12-30 | 2020-07-24 | 乐金显示有限公司 | Panel vibration type sound display device and display apparatus |
| CN106954147A (en) * | 2017-01-22 | 2017-07-14 | 瑞声科技(新加坡)有限公司 | Electronic equipment |
| CN106792404A (en) * | 2017-03-28 | 2017-05-31 | 北京小米移动软件有限公司 | Piezo-electric ceramic sounding module and electronic equipment |
| CN106792404B (en) * | 2017-03-28 | 2022-08-30 | 北京小米移动软件有限公司 | Piezoelectric ceramic sounding module and electronic equipment |
| CN107786696A (en) * | 2017-12-13 | 2018-03-09 | 京东方科技集团股份有限公司 | Display screen and mobile terminal |
| CN108566464A (en) * | 2018-04-28 | 2018-09-21 | 维沃移动通信有限公司 | A kind of mobile terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 |