CN109256070A - A kind of panel display apparatus of screen Self-sounding - Google Patents
A kind of panel display apparatus of screen Self-sounding Download PDFInfo
- Publication number
- CN109256070A CN109256070A CN201710812107.XA CN201710812107A CN109256070A CN 109256070 A CN109256070 A CN 109256070A CN 201710812107 A CN201710812107 A CN 201710812107A CN 109256070 A CN109256070 A CN 109256070A
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- substrate
- panel
- display apparatus
- sounding
- screen
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F27/00—Combined visual and audible advertising or displaying, e.g. for public address
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Abstract
The invention discloses a kind of panel display apparatus of screen Self-sounding, including display panel 1, drive rod 4, acoustic wave transducer 5, sound electric signal is converted into mechanical oscillation by acoustic wave transducer 5, which is coupled to display panel 1 by the transmitting of drive rod 4 of rigidity to make a sound.By the invention it is possible to make display panel as display and diaphragm of loudspeaker function, sound draws unification, can not only show that image can also make a sound.
Description
Technical field
The present invention relates to technical field of flat panel display more particularly to a kind of technologies of flat-panel display device screen sounding.
Background technique
Conventional display device is only able to display image, cannot make a sound, so loudspeaker is most base in modern audiovisual system
One of plinth, most important component part are to realize that electric energy is converted into the function element of sound, and the quality of audio-visual equipment and moulding are straight
Connect the user experience for influencing audiovisual system.And the development trend of big screen panel TV keeps the thickness of display panel more and more thinner,
Weight is more and more lighter.The flat panel display terminals equipment such as existing TV, the projection that audio playback is realized using boombox speaker,
It is usually limited by installation site, speaker size is typically small, cannot obtain good audio playback effect, audio and frivolous machine
Body can not coexist；And external speaker speaker is with there is a preferable effect, but needs separately independently installed, occupies except display terminal
Exceptional space, mounting arrangement more burden are inconvenient.
Summary of the invention
The object of the invention is to be to propose a kind of panel display apparatus of screen Self-sounding, make display panel as aobvious
Show and draws unification with diaphragm of loudspeaker function, sound, can not only show that image can also make a sound.
For this purpose, the embodiment of the present invention uses following technical scheme:
A kind of panel display apparatus of screen Self-sounding, including display panel 1, drive rod 4, acoustic wave transducer 5, by sound wave transducing
Sound electric signal is converted into mechanical oscillation by device 5, the mechanical oscillation by rigidity drive rod 4 transmitting be coupled to display panel 1 with
It makes a sound.
The beneficial effects of the present invention are: can be seen that display panel from the technical solution of the embodiment of the present invention has had both loudspeaker
Vibrating diaphragm function realizes sound and draws unification, can not only show that image can also make a sound.Due to the display panel of panel display apparatus
It can be made very big, therefore entire speaker size also just increases accordingly, thus help to obtain good audio playback effect,
Realize coexisting for audio and slim body.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright exemplary embodiment and its explanation is used to explain the present invention, and is not constituted improper limitations of the present invention.
Fig. 1 is a kind of structure chart of the panel display apparatus of screen Self-sounding provided in an embodiment of the present invention；
Fig. 2 is a kind of extension wall diagrammatic cross-section of Self-sounding orthographic projection display screen provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the attached drawing of the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on this
The embodiment of invention, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
The embodiment of the present invention is non-drawn to scale as shown in Figure 1, the structure chart is only schematic diagram.
A kind of panel display apparatus of screen Self-sounding, including display panel 1, drive rod 4, acoustic wave transducer 5, by sound wave
Sound electric signal is converted into mechanical oscillation by energy converter 5, and drive rod 4 is abutted with display panel 1, the drive that acoustic wave transducer 5 generates
Power can directly drive display panel sounding through the drive rod 1 of rigidity.
Acoustic wave transducer 5 is electromagnetic transducer or piezoelectric ceramic transducer, the matter of mechanical excitation output end vibration component
Amount is less than the quality except vibration component.By mitigating the quality of vibration component, the matter of non-vibration component and vibration component is increased
Ratio is measured, the big acceleration of vibration component can be obtained.
The panel display apparatus of screen Self-sounding in the embodiment of the present invention further includes substrate 2, backboard 6, and wherein substrate 2 is for branch
Display panel 1 is held, display panel 1 and substrate 2 collectively form display screen, and backboard 6 is parallel with display screen, acoustic wave transducer 5
Between substrate 2 and backboard 6, and it is fixed on backboard 6, drive rod 4 is located between acoustic wave transducer 5 and substrate 2, the sound
The mechanical oscillation that wave transducer 5 generates drive 1 vibration sounding of display panel through 4 drive substrate 2 of drive rod.
In embodiments of the present invention, further include for hang it is described display screen suspension 3, the edge of backboard 6 or
The edge of suspension 3 or substrate 2 is fixed at both ends.
The effect of suspension 3 is that raising screen substrate vibration acceleration and raising vibrational system are pliable, pliable to vibrate
The compliance of the support member of system, value is bigger, and entire vibrational system is softer, easier to be pushed, vibrational system it is humorous
Vibration frequency F0 is lower, and low frequency dive is better.
Backboard is also referred to as couple of force plywood, it acts as big equivalent mass M is provided, to improve screen substrate vibration acceleration.
The drive rod 4, acoustic wave transducer 5 may make up the support to backboard 6, and certain backboard 6 can also be hanging, only with drive rod 4 and
Acoustic wave transducer 5 is to support.
The driving force that acoustic wave transducer 5 generates is coupled to the display screen vibration sounding, reaction masterpiece through drive rod 4
For backboard 6, backboard 6 absorbs or transmitting reaction force is to the vibration reverse side at 2 edge of substrate, reinforces driving force coupling effect.
In embodiments of the present invention, display panel 1 is that plate, cambered surface display device and optics that glass or transparent medium form are thrown
The images such as shadow diaphragm or text importing panel, such as OLED, LCD, LED, PDP panel.
Substrate 2 is glass steel substrate or metal honeycomb structure substrate, and light in this way, rigid good, the specific plate of use is such as
The plate of the plane materiels such as aluminium, PP, the mica PP of metal honeycomb core be compound, PC, carbon fiber, papery.
In embodiments of the present invention, between the drive rod 4 and substrate 2 and between acoustic wave transducer 5 and backboard 6 there are
Gap is filled with padded coaming 7, such as damping rubber in this gap, to absorb harmful spuious vibration.
It is additionally provided with liner between suspension 3 and display panel 1, substrate 2, and is added with elastomeric cushion material in liner
8, it is pliable to further increase system.
A kind of extension wall schematic diagram of the Self-sounding orthographic projection display screen including the acoustic wave transducer as shown in Figure 2, the schematic diagram
It is non-drawn to scale.The display screen is 100 cun, including 2 or more electromagnetic sound wave energy converters and forms array, and array uses
The electromagnetic sound wave energy converter of 1 × 2 ranks or the electromagnetic sound wave energy converter of 2 × 2 ranks, array are the straight line or oblique line of multiple ranks
Arrangement.It, can be to avoid the destructive interference and spuious vibration that vibration generates by these arrays.
Subjective assessment is carried out to the audio playback effect of 100 cun of orthographic projection display screens, overall hearing effect can be more than a pair
External 5 inches of multimedia speaker speaker.
The embodiment of the present invention is to show screen itself as sounding body, and amplitude is small, and radiative acoustic wave is propagated in a manner of non-directive,
Make sound field covering more uniformly, the fine definition sound field in a bigger region of covering can be createed, bored compared to conventional loudspeakers
Basin sound equipment has high-fidelity, high energy efficiency, the features such as being not likely to produce auditory fatigue.It is big that area is vibrated simultaneously, lowest resonance frequency phase
Lower than conventional loudspeakers, low frequency feels plentiful.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.It is done within the spirit and principles of the present invention it is any modification, etc.
It should all include within protection scope of the present invention with replacement, improvement etc..
Claims (9)
1. a kind of panel display apparatus of screen Self-sounding, it is characterised in that changed including display panel (1), drive rod (4), sound wave
Energy device (5), is converted into mechanical oscillation for sound electric signal by acoustic wave transducer (5), and the mechanical oscillation are by rigid drive rod
(4) transmitting is coupled to display panel (1) to make a sound.
2. a kind of panel display apparatus of screen Self-sounding according to claim 1, it is characterised in that further include substrate
(2), backboard (6), wherein for substrate (2) for supporting display panel (1), display panel (1) and substrate (2) collectively form display screen
Curtain, backboard (6) is parallel with display screen, and acoustic wave transducer (5) is located between substrate (2) and backboard (6), and is fixed on backboard
(6), drive rod (4) is located between acoustic wave transducer (5) and substrate (2), the mechanical vibration that the acoustic wave transducer (5) generates
It is dynamic, display panel (1) vibration sounding is driven through drive rod (4) drive substrate (2).
3. a kind of panel display apparatus of screen Self-sounding according to claim 2, it is characterised in that the drive rod (4)
There are gaps between substrate (2) and between acoustic wave transducer (5) and backboard (6), are filled with padded coaming in this gap
(7).
4. a kind of panel display apparatus of screen Self-sounding according to claim 2, it is characterised in that further include for hanging
The suspension (3) of the display screen is hung, the edge or both ends of backboard (6) are fixed on the side of suspension (3) or substrate (2)
Edge.
5. a kind of panel display apparatus of screen Self-sounding according to claim 4, it is characterised in that the suspension 3
It is equipped with liner between display panel (1), substrate (2), is added with elastomeric cushion material (8) in liner.
6. a kind of panel display apparatus of screen Self-sounding according to claim 2, it is characterised in that the substrate (2)
For glass reinforced plastic or metal honeycomb structure substrate.
7. a kind of panel display apparatus of screen Self-sounding according to claim 1, it is characterised in that the sound wave changes
Energy device (5) is multiple and forms array.
8. a kind of panel display apparatus of screen Self-sounding according to claim 7, it is characterised in that the array is
The straight line or slant arrangements of multiple ranks.
9. a kind of panel display apparatus of screen Self-sounding according to claim 1, it is characterised in that the sound wave changes
The quality of mechanical excitation output end vibration component is less than the quality except vibration component in energy device (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710812107.XA CN109256070A (en) | 2017-09-11 | 2017-09-11 | A kind of panel display apparatus of screen Self-sounding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710812107.XA CN109256070A (en) | 2017-09-11 | 2017-09-11 | A kind of panel display apparatus of screen Self-sounding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109256070A true CN109256070A (en) | 2019-01-22 |
Family
ID=65051473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710812107.XA Pending CN109256070A (en) | 2017-09-11 | 2017-09-11 | A kind of panel display apparatus of screen Self-sounding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109256070A (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110308672A (en) * | 2019-07-30 | 2019-10-08 | Oppo广东移动通信有限公司 | Electronic equipment, display panel and its sounding device |
| CN110850671A (en) * | 2019-11-20 | 2020-02-28 | 四川长虹电器股份有限公司 | Self-sounding laser projection display screen and wall-mounted tone quality improvement method thereof |
| CN111147643A (en) * | 2019-12-30 | 2020-05-12 | Oppo广东移动通信有限公司 | Vibration sounding assembly, electronic equipment and assembly method of vibration sounding assembly |
| CN111629309A (en) * | 2019-02-28 | 2020-09-04 | 海信视像科技股份有限公司 | Display device |
| CN111754901A (en) * | 2019-03-29 | 2020-10-09 | 乐金显示有限公司 | Display device |
| WO2020237846A1 (en) * | 2019-05-27 | 2020-12-03 | 武汉华星光电技术有限公司 | Display device |
| CN112099299A (en) * | 2019-06-17 | 2020-12-18 | 海信视像科技股份有限公司 | Self-sounding projection display device |
| WO2020253751A1 (en) * | 2019-06-17 | 2020-12-24 | 海信视像科技股份有限公司 | Display apparatus and sound on display |
| WO2020258543A1 (en) * | 2019-06-28 | 2020-12-30 | 武汉华星光电技术有限公司 | Display module and mobile terminal |
| WO2021077648A1 (en) * | 2019-10-23 | 2021-04-29 | 海信视像科技股份有限公司 | Electronic device |
| US11159866B2 (en) | 2019-10-23 | 2021-10-26 | Hisense Visual Technology Co., Ltd. | Electronic device for displaying and sound-generating and laser television |
| CN114143673A (en) * | 2021-11-29 | 2022-03-04 | 合肥京东方光电科技有限公司 | Screen directional sounding device and preparation method thereof |
| WO2022193716A1 (en) * | 2021-03-17 | 2022-09-22 | 海信视像科技股份有限公司 | Projection device and display apparatus |
| US11564023B2 (en) | 2019-06-17 | 2023-01-24 | Hisense Visual Technology Co., Ltd. | Display apparatus and electromagnetic actuator |
| WO2023179621A1 (en) * | 2022-03-21 | 2023-09-28 | 海信视像科技股份有限公司 | Display device |
-
2017
- 2017-09-11 CN CN201710812107.XA patent/CN109256070A/en active Pending
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111629309A (en) * | 2019-02-28 | 2020-09-04 | 海信视像科技股份有限公司 | Display device |
| CN111754901B (en) * | 2019-03-29 | 2022-08-23 | 乐金显示有限公司 | Display device |
| CN111754901A (en) * | 2019-03-29 | 2020-10-09 | 乐金显示有限公司 | Display device |
| WO2020237846A1 (en) * | 2019-05-27 | 2020-12-03 | 武汉华星光电技术有限公司 | Display device |
| CN112099299B (en) * | 2019-06-17 | 2022-07-08 | 海信视像科技股份有限公司 | Self-sounding projection display device |
| CN112099299A (en) * | 2019-06-17 | 2020-12-18 | 海信视像科技股份有限公司 | Self-sounding projection display device |
| WO2020253751A1 (en) * | 2019-06-17 | 2020-12-24 | 海信视像科技股份有限公司 | Display apparatus and sound on display |
| WO2020253143A1 (en) * | 2019-06-17 | 2020-12-24 | 海信视像科技股份有限公司 | Self-sound-producing projection display device |
| US11564023B2 (en) | 2019-06-17 | 2023-01-24 | Hisense Visual Technology Co., Ltd. | Display apparatus and electromagnetic actuator |
| WO2020258543A1 (en) * | 2019-06-28 | 2020-12-30 | 武汉华星光电技术有限公司 | Display module and mobile terminal |
| CN110308672A (en) * | 2019-07-30 | 2019-10-08 | Oppo广东移动通信有限公司 | Electronic equipment, display panel and its sounding device |
| CN110308672B (en) * | 2019-07-30 | 2021-09-17 | Oppo广东移动通信有限公司 | Electronic equipment, display panel and sound production device thereof |
| US11159866B2 (en) | 2019-10-23 | 2021-10-26 | Hisense Visual Technology Co., Ltd. | Electronic device for displaying and sound-generating and laser television |
| WO2021077648A1 (en) * | 2019-10-23 | 2021-04-29 | 海信视像科技股份有限公司 | Electronic device |
| CN110850671A (en) * | 2019-11-20 | 2020-02-28 | 四川长虹电器股份有限公司 | Self-sounding laser projection display screen and wall-mounted tone quality improvement method thereof |
| CN111147643A (en) * | 2019-12-30 | 2020-05-12 | Oppo广东移动通信有限公司 | Vibration sounding assembly, electronic equipment and assembly method of vibration sounding assembly |
| WO2022193716A1 (en) * | 2021-03-17 | 2022-09-22 | 海信视像科技股份有限公司 | Projection device and display apparatus |
| CN114143673A (en) * | 2021-11-29 | 2022-03-04 | 合肥京东方光电科技有限公司 | Screen directional sounding device and preparation method thereof |
| CN114143673B (en) * | 2021-11-29 | 2023-07-25 | 合肥京东方光电科技有限公司 | Screen directional sounding device and preparation method thereof |
| WO2023179621A1 (en) * | 2022-03-21 | 2023-09-28 | 海信视像科技股份有限公司 | Display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190122 |