CN108810765B - Electronic display unit and electronic equipment - Google Patents
Electronic display unit and electronic equipment Download PDFInfo
- Publication number
- CN108810765B CN108810765B CN201810863637.1A CN201810863637A CN108810765B CN 108810765 B CN108810765 B CN 108810765B CN 201810863637 A CN201810863637 A CN 201810863637A CN 108810765 B CN108810765 B CN 108810765B
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- CN
- China
- Prior art keywords
- screen
- shell
- vibration
- flexible connecting
- connecting device
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/11—Aspects regarding the frame of loudspeaker transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Casings For Electric Apparatus (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention discloses a kind of electronic display unit and electronic equipments, the electronic display unit includes shell, screen and vibration device, at least part of screen is connected by least part of flexible connecting device and shell, at least one party is equipped with the holding tank for fixing flexible connecting device in screen and shell, flexible connecting device has elasticity, vibration device is fixed on the screen, and the electric signal that vibration device is configured to respond to external circuit generates vibration, and drives screen vibration sounding.In the embodiment of the present invention, screen is connect with shell by flexible apparatus, rather than it is fixedly connected, screen not will drive shell when vibrating and vibrate together, effectively reduce as hull vibration and caused by leak sound, by the way that flexible connecting device holding tank, the bonding strength of enhancing flexible connecting device and shell, screen is arranged.
Description
Technical field
The present invention relates to electroacoustic switch technology field more particularly to a kind of electronic display units and application to change electronical display
The electronic equipment of equipment.
Background technique
The electric terminal of screen mode is increasingly liked that, in order to improve screen accounting, electric terminal is just by people comprehensively
Face needs to carry out non-poreization design, the i.e. cavernous structures such as photographic hole for going out acoustic aperture and camera of cancellation earpiece.In some sounding
It in device design scheme, is placed on center using piezoelectric device, the screen of electric terminal is driven by the vibration of piezoelectric device
It is vibrated with rear shell, to realize radiation sound.
Then, in the program, since screen is fixedly connected with rear shell, therefore piezoelectric device can also other than driving screen vibration
Rear shell vibration is driven, this leakage sound occurs when will lead to call.
In addition, in this scenario, piezoelectric device mainly drives the bending of screen itself sounding to be vibrated.When screen is bent
It needs to overcome biggish resistance, causes sounding device conversion efficiency not high.
Summary of the invention
A technical assignment of the invention is to solve the deficiencies in the prior art, provides a kind of new technology of electronic display unit
Scheme.
To achieve the goals above, the technical solution adopted by the present invention is that: a kind of electronic display unit, which is characterized in that
Including shell, screen and vibration device, at least part of the screen passes through flexible connecting device and the shell at least
A part connects, and at least one party is equipped with the holding tank for fixing the flexible connecting device in the screen and the shell,
The flexible connecting device has elasticity, and the vibration device is fixed on the screen, and the vibration device is configured as ringing
It answers the electric signal of external circuit to generate vibration, and drives the screen vibration sounding.
Preferably, the screen and the shell are upper and lower arrangement, and the flexible connecting device is fixed on the shell
Side wall upper surface the holding tank and the screen edge inboard portion between.
Preferably, the shell includes side wall and the center positioned at the inside of side wall, and the center is plate structure, described
The outer edge of center is connect with the side wall, and the vibration device is fixed on the side close to the shell of the screen,
And it is opposite with the center, the center offers the avoid holes for avoiding the vibration device.
Preferably, a part of the flexible connecting device is fixed on the center, and another part is fixed on institute
It states on side wall, holding tank, and two holding tank connections is equipped on the center and the side wall.
Preferably, the screen is equipped with the holding tank for fixing the flexible connecting device.
Preferably, further include the first flexible connector, first flexible connector for connect the vibration device with
The center.
Preferably, the material of the flexible connecting device is rubber or silica gel.
Preferably, the section of the holding tank is trapezoidal or arc.
Technical effect of the invention:
Compared with prior art, technical solution of the present invention at least has the following technical effects, in the present invention, screen with
Shell at least part is connected by flexible connecting device, and screen not will drive shell in vibration and vibrate together, thus effectively
Reduce as hull vibration and caused by leak sound.
Secondly as shell will not vibrate, therefore more energy are used to drive the vibration of screen, to improve electronics
The electroacoustic transduction efficiency of display device.
In the present invention, the mode of flexible connection enables screen relative to the vibration sounding of shell entirety, rather than shields
Curtain part deforms and causes vibration sounding.This makes vibration that the power overcome be needed to substantially reduce, and effectively improves electronical display
The conversion efficiency of device, and the amplitude of screen can significantly improve, and sounding effect is more excellent.
In the present invention, at least one party is equipped with the holding tank for fixing flexible connecting device, enhancing in screen and shell
The bonding strength of flexible connecting device and screen and/or shell, prevents the flexible connecting device to be detached from due to long-term mechanical fatigue
Screen and shell enhance the stability and service life of screen sounding, in addition, this mode makes the thickness of electronic display unit
Degree can be effectively reduced, and be conducive to the slimming of electronic display unit.
Since vibration device is that driving screen is integrally vibrated, therefore sounding is imitated in the position of vibration device on the screen
The influence of fruit is smaller, reduces the requirement of the requirement to the installation accuracy of vibration device and the shape of screen.It is low especially in
When frequency, screen can be used as an entirety and be vibrated up and down, so that swept area be made greatly to increase.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the electronic display unit of one embodiment of the present of invention；
Fig. 2 is the cross-sectional view of another electronic display unit of one embodiment of the present of invention；
Fig. 3 is the cross-sectional view of another electronic display unit of one embodiment of the present of invention.
Description of symbols:
10: holding tank, 11: flexible connecting device, 12: side wall, 13: screen, 14: vibration device, 15: center, 16: bottom
Wall, 17: avoid holes, 18: oscillation space, 21: the first flexible connectors.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
With with limit the present invention.
One embodiment of the present of invention provides a kind of electronic display unit.As depicted in figs. 1 and 2, which sets
Standby includes shell, screen 13 and vibration device.
Specifically, shell includes the side wall 12 and the bottom wall 16 of the one end for being fixed on side wall 12 of tubular.The inside of shell has
There is accommodating chamber, accommodating chamber is for accommodating various electronic devices.Screen 13 is arranged on one end opposite with bottom wall 16 of side wall 12.
Oscillation space 18 is formed between screen 13 and shell, vibration device 14 is fixed on screen 13, and vibration device is configured as ringing
It answers the electric signal of external circuit to generate vibration, and drives screen vibration sounding.At least part of screen 13 passes through flexible connection
Device 11 is connect at least part of shell, and at least one party is equipped with for fixing flexible connecting device 11 in screen 13 and shell
Holding tank 10, flexible connecting device 11 have elasticity so that screen 13 can link together with shell, and can allow to shield
Relative to hull vibration, which is not transferred on shell curtain 13.
In the present invention, screen 13 passes through flexible connecting device 11 with shell at least part and connect, and screen 13 is vibrating
When not will drive shell and vibrate together, thus be effectively reduced as hull vibration and caused by leak sound.Since shell will not occur
Vibration, therefore more energy are used to drive the vibration of screen 13, to improve the electroacoustic transduction efficiency of electronic display unit.
In the present invention, the mode of flexible connection enables screen 13 relative to the vibration sounding of shell entirety, rather than
13 part of screen deforms and causes vibration sounding.This makes vibration that the power overcome be needed to substantially reduce, and effectively improves electronics
The conversion efficiency of display device, and the amplitude of screen 13 can significantly improve, and sounding effect is more excellent.
In the present invention, at least one party is equipped with the holding tank for fixing flexible connecting device, enhancing in screen and shell
The bonding strength of flexible connecting device and screen and/or shell, prevents the flexible connecting device to be detached from due to long-term mechanical fatigue
Screen and shell enhance the stability and service life of screen sounding, in addition, this mode makes the thickness of electronic display unit
Degree can be effectively reduced.
Specifically, the section perpendicular to its extending direction of holding tank 10 is the regular figures knots such as trapezoidal or arc or rectangle
Structure, naturally it is also possible to irregular figure structure.
Flexible connecting device 11 can use flexible material.It is attached by binder, such as flexible connecting device 11
Material be rubber or silica gel.Flexible connecting device 11 can be whole ring structure, be looped around 13 edge of screen, screen 13
At least one party is equipped with the holding tank 10 of the fixation flexible connecting device 11 of annular in the edge end face opposite with shell.
Certainly, flexible connecting device 11 is also possible to multiple blocky or strip structures, and screen 13 is uniformly arranged in
Edge.
Flexible material can be made into the shape of setting according to actual needs, and 11 structure of flexible connecting device is simple, small in size,
Applicability is good.
Flexible connecting device 11 can also be with spring or elastic slice and be for bonding screen with shell and having after hardening
Flexible glue.For example, 1503/PC plastics glue, 1502/PP plastics glue, 1501/PE plastics glue, 1505/ABS plastics
Glue, 1207 are without albefaction instant glue；1508t/ silica gel exempts to handle glue, 1206/ silica gel viscous plastics glue, 1508 silicon glued metals
Glue etc..Those skilled in the art can select from existing glue according to actual needs.
It is also possible that a part of screen 13 is connect by flexible connecting device 11 with a part of shell, screen 13
Part is to be fixedly connected with the part of shell.In vibration, screen 13 is vibrated using the part being fixedly connected as axis, and flexibility is even
The vibration that connection device allows screen 13 whole, and the mode being flexibly connected is not transferred to vibration on shell.
For example, screen 13 is polygon, the shape of shell is corresponding with the shape of screen 13.The a line and shell of screen 13
The a line of body is fixedly connected, screen 13 remaining while with shell remaining while pass through flexible connecting device and connect；Or remaining
While part while pass through flexible connecting device connect.
For example, screen 13 is circle, the shape of shell is corresponding with the shape of screen 13, the side of the partial arcs of screen 13
It is fixedly connected with the casing, the side of partial arcs is connect with shell by flexible connecting device.
The above is only the section Example of flexible connecting device 11, those skilled in the art can carry out according to actual needs
Setting.
Screen 13 is the liquid crystal displays such as LCD screen, such as LCD, LED or OLED.Those skilled in the art can be according to reality
Border needs to be arranged the surface shape of liquid crystal display, thickness etc..
Oscillation space 18 is formed between screen 13 and shell, vibration device 14 is fixed on screen 13.Such as by viscous
Vibration device is fixed on the inner and outer surfaces of screen 13 by knot agent.Vibration device 14 is configured to respond to the electric signal of external circuit
Vibration is generated, and drives 13 vibration sounding of screen.Specifically, vibration device 14 can be linear vibration motor or piezoelectric vibration
Motor.
Since vibration device is that driving screen 13 is integrally vibrated, therefore position of the vibration device on screen 13 is to hair
The influence of sound effective value is smaller, reduces the requirement of the requirement to the installation accuracy of vibration device and the shape of screen 13.Especially
In middle low frequency, screen 13 can be used as an entirety and be vibrated up and down, so that swept area be made greatly to increase.
And it is existing rely primarily on 13 deformation of screen and in the device of vibration sounding, in order to reach good vibration effect
Fruit, screen 13 needs access to square or round, and vibration device needs to be fixed at the geometric center of screen 13, to prevent
The generation only polarized.
In one embodiment, as depicted in figs. 1 and 2, screen 13 and shell are upper and lower arrangement.Screen is located at shell
Top.Preferably, the orthographic projection of the two essentially coincides.Flexible connecting device 11 is fixed on the upper surface of the side wall 12 of shell
Between the inboard portion at the edge of holding tank 10 and the screen.In this way, what flexible connecting device 11 was subject to pulls
Or the power of compression will not generate the power perpendicular to direction of vibration each parallel to direction of vibration.It can be effectively prevent the generation of polarization,
And flexible connecting device 11 is not easy to separate with screen 13 or shell, and reliability is good.
In one embodiment, as depicted in figs. 1 and 2, shell further includes the center 15 positioned at the inside of side wall 12.Center
15 be plate structure.Center 15 provides installation site for various components.The outer edge of center 15 and the side wall 12 of shell connect
It connects.For example, being connected by modes such as clamping, bonding or welding.
Vibration device is fixed on the side of the close shell of screen 13, and opposite with center 15.In this way, vibration device is not
13 outer space can be occupied, so that the appearance of screen 13 is good.As shown in figure 3, center 15 is offered for avoiding vibration dress
For the avoid holes 17. set in assembly, vibration device is arranged on the position corresponding with avoid holes 17 of screen 13.Avoid holes 17
For through-hole or counterbore.Vibration device is inserted into avoid holes 17.Interfere in this way, center 15 will not be formed vibration device.
In addition, this mode enables the thickness of electronic display unit to be effectively reduced.
In one embodiment, as shown in figure 3, the center and side wall of shell are seperated molding, seperated the advantages of forming
It is that various components are conveniently installed in accommodating chamber, disadvantage is to reduce the connective stability of center and side wall.In order to increase
The connective stability of strong center and side wall, a part of flexible connecting device 11 are fixed on center 15, and another part is consolidated
It is scheduled on side wall 12, holding tank 10 is equipped on center 15 and side wall 12, and two holding tanks 10 on center 15 and side wall 12
It is interconnected, is indicated two holding tank segmentations with dotted line in Fig. 3.
Certainly, the center of shell and side wall also can be made integrated molding.
In one embodiment, other than shell is equipped with the holding tank 10 for fixing flexible connecting device 11, screen
Above while it being equipped with the holding tank 10 for fixing flexible connecting device 11, the position that holding tank 10 is arranged in screen and shell can phase
It is mutually correspondingly arranged, can also be arranged in a staggered manner.
In one embodiment, as depicted in figs. 1 and 2, electronic display unit further includes the first flexible connector 21, and first
Flexible connector 21 is for connecting vibration device and center 15.Specifically, the first flexible connector can be spring, elastic slice, bullet
Property rubber parts or elastic silica gel part etc..
First flexible connector 21 can provide the suspention of auxiliary for vibration device, to disperse the vibration device in vibration
The power mutually pullled between screen 13 improves electronic display unit so that vibration device is not easily separate with screen 13
Reliability.
In addition, the first flexible connector 21 makes electronic display unit when falling, vibration device will not hit center 15,
Improve the durability of equipment.
In addition, the suspention of auxiliary can prevent vibration device from polarizing.
Preferably, the first flexible connector 21 is arranged around vibration device, and one end is connect with vibration device, the other end
It is connect with the hole wall of avoid holes 17.For example, it is in ring assembling structure that the first flexible connector 21 is whole, inner ring and vibration device bonding are solid
Fixed, outer ring and the hole wall of avoid holes 17 are adhesively fixed.
Certainly, the first flexible connector 21 may be set to be multiple, and be uniformly distributed around vibration device, and each first
Flexible connector one end is adhesively fixed with vibration device, and the other end and the hole wall of avoid holes 17 are adhesively fixed.
In this example embodiment, the first flexible connector 21 will not occupy the space being parallel on direction of vibration, be convenient for electronic display
Show that equipment is lightening, minimizes.
In another embodiment of the presently claimed invention, a kind of electronic equipment is provided.The electronic equipment is mentioned including the present invention
The electronic display unit of confession.Electronic equipment is mobile phone, shielding computer, laptop, game machine, VR equipment, AR equipment.The electricity
Son display equipment can be used as receiver or outgoing loudspeaker.The electronic equipment has higher screen accounting, and sounding effect
Good feature.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Any modifications, equivalent replacements, and improvements etc. done within mind and principle, is all included in the scope of protection of the present invention.
Claims (6)
1. a kind of electronic display unit, which is characterized in that including shell, screen and vibration device, at least one of the screen
Divide and connect by flexible connecting device at least part of the shell, at least one party is equipped in the screen and the shell
For fixing the holding tank of the flexible connecting device, the flexible connecting device has elasticity, and the vibration device is fixed on
On the screen, the electric signal that the vibration device is configured to respond to external circuit generates vibration, and the screen is driven to shake
Dynamic sounding, the shell include side wall and the center positioned at the inside of side wall, and the center is plate structure, the center it is outer
Edge is connect with the side wall, the vibration device be fixed on the screen close to the shell side, and with it is described
Center is opposite, and the center offers the avoid holes for avoiding the vibration device, a part of the flexible connecting device
It is fixed on the center, another part is fixed on the side wall, is equipped with receiving on the center and the side wall
Slot, and two holding tank connections, further include the first flexible connector, first flexible connector is for connecting the vibration
Dynamic device and the center.
2. electronic display unit according to claim 1, which is characterized in that the screen is upper and lower cloth with the shell
It sets, the flexible connecting device is fixed on the holding tank of the upper surface of the side wall of the shell and the edge of the screen
Inboard portion between.
3. according to claim 1 to electronic display unit described in 2 any claims, which is characterized in that set on the screen
There is the holding tank for fixing the flexible connecting device.
4. according to claim 1 to electronic display unit described in 2 any claims, which is characterized in that the flexible connection
The material of device is rubber or silica gel.
5. according to claim 1 to electronic display unit described in 2 any claims, which is characterized in that the holding tank
Section is trapezoidal or arc.
6. a kind of electronic equipment, which is characterized in that including the electronical display as described in any claim in claim 1 to 2
Equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810863637.1A CN108810765B (en) | 2018-08-01 | 2018-08-01 | Electronic display unit and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810863637.1A CN108810765B (en) | 2018-08-01 | 2018-08-01 | Electronic display unit and electronic equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108810765A CN108810765A (en) | 2018-11-13 |
| CN108810765B true CN108810765B (en) | 2019-09-06 |
Family
ID=64078838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810863637.1A Active CN108810765B (en) | 2018-08-01 | 2018-08-01 | Electronic display unit and electronic equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN108810765B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102628489B1 (en) | 2018-11-15 | 2024-01-22 | 엘지디스플레이 주식회사 | Display apparatus |
| CN109495832B (en) * | 2018-11-27 | 2020-08-25 | 歌尔股份有限公司 | Surface sound generating device and electronic equipment |
| CN110087172B (en) * | 2019-03-25 | 2021-10-15 | 华为技术有限公司 | Screen sound production equipment |
| CN111147643B (en) * | 2019-12-30 | 2021-05-25 | Oppo广东移动通信有限公司 | Vibration sounding assembly, electronic equipment and assembly method of vibration sounding assembly |
| CN111371930A (en) * | 2020-02-22 | 2020-07-03 | 深圳市泰衡诺科技有限公司 | Screen sound production device and electronic equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202679630U (en) * | 2012-06-08 | 2013-01-16 | 瑞声光电科技(常州)有限公司 | Flat sounding apparatus with bone conduction device |
| CN204376981U (en) * | 2015-01-28 | 2015-06-03 | 上海与德通讯技术有限公司 | Rimless mobile phone |
| CN204808799U (en) * | 2015-07-13 | 2015-11-25 | 努比亚技术有限公司 | Display terminal |
| CN107291163A (en) * | 2017-06-29 | 2017-10-24 | 珠海市魅族科技有限公司 | Display module and terminal |
| CN207281723U (en) * | 2017-05-09 | 2018-04-27 | 深圳市金立通信设备有限公司 | Display panel structure and its terminal of application |
| EP3343272A1 (en) * | 2016-12-30 | 2018-07-04 | LG Display Co., Ltd. | Actuator fixing device and panel vibration type sound-generating display device including the same |
| CN108347678A (en) * | 2018-01-19 | 2018-07-31 | 瑞声科技(新加坡)有限公司 | Electronic equipment |
-
2018
- 2018-08-01 CN CN201810863637.1A patent/CN108810765B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202679630U (en) * | 2012-06-08 | 2013-01-16 | 瑞声光电科技(常州)有限公司 | Flat sounding apparatus with bone conduction device |
| CN204376981U (en) * | 2015-01-28 | 2015-06-03 | 上海与德通讯技术有限公司 | Rimless mobile phone |
| CN204808799U (en) * | 2015-07-13 | 2015-11-25 | 努比亚技术有限公司 | Display terminal |
| EP3343272A1 (en) * | 2016-12-30 | 2018-07-04 | LG Display Co., Ltd. | Actuator fixing device and panel vibration type sound-generating display device including the same |
| CN207281723U (en) * | 2017-05-09 | 2018-04-27 | 深圳市金立通信设备有限公司 | Display panel structure and its terminal of application |
| CN107291163A (en) * | 2017-06-29 | 2017-10-24 | 珠海市魅族科技有限公司 | Display module and terminal |
| CN108347678A (en) * | 2018-01-19 | 2018-07-31 | 瑞声科技(新加坡)有限公司 | Electronic equipment |
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| CN108810765A (en) | 2018-11-13 |
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