CN205847579U - Sound-producing device - Google Patents
Sound-producing device Download PDFInfo
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- CN205847579U CN205847579U CN201620769361.7U CN201620769361U CN205847579U CN 205847579 U CN205847579 U CN 205847579U CN 201620769361 U CN201620769361 U CN 201620769361U CN 205847579 U CN205847579 U CN 205847579U
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- housing
- sound
- producing device
- connecting portion
- screen
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- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
This utility model provides a kind of sound-producing device.Described sound-producing device includes screen, shell and electromagnetic driver, described electromagnetic driver drives described screen vibration sounding, described electromagnetic driver includes the housing with receiving space, it is contained in the stator in described receiving space and oscillator, described housing includes the first housing being connected with described screen, and described first housing is just to being spaced the second housing and multiple elastic component connecting described first housing and described second housing respectively arranging and being connected with described shell, a wherein side of described first housing and described second housing is used for fixed described stator, the opposing party is used for fixed described oscillator.Compared with correlation technique, the sound-producing device that this utility model provides drives described first housing by described stator or the described oscillator of described electromagnetic driver, drives described screen sounding, owing to screen amplitude described during sounding is less, thus thickness of detector can do thinner, size can be done less.
Description
[technical field]
This utility model relates to electroacoustic conversion art, particularly relates to a kind of sound-producing device.
[background technology]
Along with the fast development of science and technology, the popularity rate of audio frequency apparatus is more and more higher, and people are to the requirement of audio frequency apparatus not only
It is only limitted to the broadcasting of video/audio, more requires that the reliability to audio frequency apparatus proposes more requirements.The arrival in especially 4G epoch,
Technology of Mobile Multimedia develops the most therewith, and a lot of audio frequency apparatuses have multiple amusement function, such as video playback, digital vedio recording, trip
Play, GPS navigation etc., the electronic devices and components being desirable that in audio frequency apparatus are more and more accurate and compact, but, electronic devices and components are more
Many, the reliability of audio frequency apparatus is the poorest.
And in audio frequency apparatus, sound-producing device is exactly a kind of conventional electronic devices and components, it is mainly used in sound in mobile phone
Send.In correlation technique, the sound-producing device used in mobile phone is traditional moving-coil type sound-producing device, complicated structure, and
The size of sound-producing device cannot be accomplished less, thus causes relatively costly.
Therefore, it is necessary to provide a kind of novel sound-producing device to solve above-mentioned technical problem.
[utility model content]
The purpose of this utility model is the Novel sounding device providing a kind of simple in construction, cost lower.
This utility model provides a kind of sound-producing device, including screen, shell and electromagnetic driver, described screen with described outside
Hull shape becomes receiving space, described electromagnetic driver are contained in described receiving space and drive described screen vibration sounding, described
Electromagnetic driver includes having the receiving housing in space, the stator being contained in described receiving space and oscillator, described housing bag
Include the first housing being connected with described screen and described first housing just to being spaced the second shell arranging and being connected with described shell
Body and multiple elastic component connecting described first housing and described second housing respectively, described first housing and described second housing
A wherein side for fixed described stator, the opposing party is used for fixed described oscillator.
Preferably, multiple described elastic components are symmetrical arranged.
Preferably, described first housing includes base plate and connects the first connecting portion of described base plate, and described second housing is also
Including just to the cover plate of described base plate and the second connecting portion of connecting described cover plate, the two ends of multiple described elastic components connect respectively
Described first connecting portion and described second connecting portion.
Preferably, the orthographic projection on described first connecting portion or described second connecting portion of the described elastic component is positioned at described
In the profile of a junction or described second connecting portion.
Preferably, described base plate is one-body molded with described first connecting portion, and described cover plate and described second connecting portion are for dividing
Body structure.
Preferably, described elastic component is S-shaped.
Preferably, described oscillator includes the magnet steel being fixedly arranged on described base plate and covers in the pole piece of described magnet steel.
Preferably, described stator includes the coil being fixedly arranged on described cover plate, and magnet steel described in described coil encircling is arranged.
Preferably, described screen includes face glass and is attached at the display screen of described face glass, described face glass,
Described display screen and described shell surround receiving space, show in described electromagnetic driver is contained in described receiving space and with described
Display screen highly consistent.
Preferably, described shell includes center and forms the bonnet of cavity, described electromagnetic driver and institute with described center
State center to connect.
Compared with correlation technique, the having the beneficial effects that of sound-producing device that this utility model provides: described housing include with
The first housing that described screen connects and interval is just being arranged by described first housing and the second housing of being connected with described shell and
Multiple elastic components connecting described first housing and described second housing respectively, its of described first housing and described second housing
In a side for fixed described stator, the opposing party is used for fixed described oscillator.Drive described by described stator or described oscillator
First housing drives described screen sounding, and owing to screen amplitude described during sounding is less, thus thickness of detector can do thinner so that
Size can be done less.On the other hand, described electromagnetic driver simple in construction, thus cost is the lowest.
[accompanying drawing explanation]
The decomposing schematic representation of the sound-producing device that Fig. 1 provides for this utility model；
Fig. 2 is the three-dimensional structure diagram of electromagnetic driver in sound-producing device shown in Fig. 1；
Fig. 3 is the decomposing schematic representation of electromagnetic driver shown in Fig. 1；
Fig. 4 is that electromagnetic driver shown in Fig. 3 is along the sectional view in A-A direction.
[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 this utility model some embodiments 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 every other embodiment obtained, broadly falls into the scope of this utility model protection.
Refer to Fig. 1, wherein, the decomposing schematic representation of the sound-producing device that Fig. 1 provides for this utility model.Described sound-producing device
100 include that screen 1 and described screen 1 form the shell 3 of receiving space and be contained in described receiving space and drive described screen
The electromagnetic driver 5 of curtain 1 sounding.
Described screen 1 includes face glass 11 and is fixedly arranged on the display screen 13 of described face glass 11.Described face glass
11, described display screen 13 and described shell 3 surround receiving space, described electromagnetic driver 5 be contained in described receiving space and
Highly consistent with described display screen 13.
Described shell 3 includes carrying described electromagnetic driver 5 and the center 31 of described display screen 13, being attached at described center
31 peripheries and form the bonnet 33 of cavity with described center 31 and be contained in the circuit board 35 of described cavity, described circuit board 35 with
Described electromagnetic driver 5 electrically connects.
Incorporated by reference to refering to Fig. 2, Fig. 3 and Fig. 4, wherein, Fig. 2 is the three-dimensional knot of electromagnetic driver in sound-producing device shown in Fig. 1
Composition, Fig. 3 is the decomposing schematic representation of electromagnetic driver shown in Fig. 2, and Fig. 4 is that electromagnetic driver shown in Fig. 2 is along the section view in A-A direction
Figure.Described electromagnetic driver 5 includes having the receiving housing 51 in space, the stator 53 being contained in described receiving space and oscillator
55。
Described housing 51 includes that the first housing 511 and described first housing 511 are just to spaced second housing 513
And connect the elastic component 515 of described first housing 511 and described second housing 513.
Described first housing 511 includes base plate 5111 and connects the first connecting portion 5113 of described base plate 5111.In this reality
Executing in example, described base plate 5111 is one-body molded with described first connecting portion 5113.
Described second housing 513 includes the cover plate 5131 just arranged described base plate 5111 and connects described cover plate 5131
Second connecting portion 5133.In the present embodiment, described cover plate 5131 is Split type structure with described second connecting portion 5133.
Wherein, described base plate 5111 is the most rectangular with described cover plate 5131, and described first connecting portion 5113 is with described second
The connecting portion 5133 rectangle frame in hollow.
Multiple described elastic components 515 are symmetrical arranged, and the two ends of multiple described elastic component 515 are connected with described first respectively
Portion 5113 and described second connecting portion 5133 connect.
The orthographic projection on described first connecting portion 5113 or described second connecting portion 5133 of the described elastic component 515 is positioned at institute
State in the profile of the first connecting portion 5113 or described second connecting portion 5133.In the present embodiment, it is preferred that described elasticity
Part 515 is S-shaped.
Described stator 53 includes the coil 531 being fixedly arranged on the inner surface of described cover plate 5131.
Described oscillator 55 includes the magnet steel 551 being attached at described base plate 5111 and the pole piece covered on described magnet steel 551
553, described coil 531 is around described magnet steel 551.Wherein, described pole piece 553 plays the effect of magnetic conduction, is in the present embodiment
Magnetic conductor material, certainly, the material of described pole piece 553 is alternatively other materials, by arranging described pole piece 553, can be effective
Prevent the leakage field of described magnet steel 551, hinder the omission of magnetic flux, improve magnetic induction efficiency.
After described coil 531 is energized, described magnet steel 551 and described pole piece 553 are in the opposing magnetic field of described coil 531
Vibrating along the direction being perpendicular to described cover plate 5131 under active force, meanwhile, described magnet steel 551 and described pole piece 553 drive described
First housing 511 drives described screen 1 vibration sounding.
In other embodiments, the position of described stator 53 and described oscillator 55 can exchange, i.e. described coil 531
It is attached on described base plate 5111, and described magnet steel 551 is fixed on the inner surface of described cover plate 5131.
In other embodiments, described coil 531 can exchange with the position of described magnet steel 551, described coil 531
Can be attached on described base plate 5111 as described oscillator 55, and described magnet steel 551 is fixed on as described stator 53 described
On the inner surface of cover plate 5131.
After described coil 531 is energized, hang down in described coil 531 edge under the active force of the opposing magnetic field of described magnet steel 551
Directly vibrating in the direction of described cover plate 5131, meanwhile, described coil 531 drives described first housing 511 to drive described screen 1 to shake
Dynamic sounding.
Compared with correlation technique, having the beneficial effects that of the described sound-producing device 100 that this utility model provides: described housing
51 include the first housing 511 of being connected with described screen 1 and described first housing 511 just interval is being arranged and with described shell 3
The second housing 513 connected and multiple elastic component 515 connecting described first housing 511 and described second housing 513 respectively, institute
Stating the wherein side of the first housing 511 and described second housing 513 for fixed described stator 53, the opposing party is for fixed described
Oscillator 55.Described first housing 511 is driven to drive described screen 1 sounding by described stator 53 or described oscillator 55, owing to sending out
During sound, described screen 1 amplitude is less, thus thickness of detector can do thinner so that size can be done less.On the other hand, described electromagnetism
Driver 5 simple in construction, thus cost is the lowest.
Above-described is only embodiment of the present utility model, it should be noted here that for the ordinary skill of this area
For personnel, on the premise of creating design without departing from this utility model, it is also possible to make improvement, but these belong to this practicality
Novel protection domain.
Claims (10)
1. a sound-producing device, including screen, shell and electromagnetic driver, described screen forms receiving space with described shell,
Described electromagnetic driver is contained in described receiving space and drives described screen vibration sounding, and described electromagnetic driver includes tool
There are the receiving housing in space, the stator being contained in described receiving space and oscillator, it is characterised in that: described housing includes and institute
State the first housing that screen connects and interval is just being arranged by described first housing and the second housing of being connected with described shell and many
The individual elastic component connecting described first housing and described second housing respectively, described first housing and described second housing are wherein
One side is used for fixed described stator, and the opposing party is used for fixed described oscillator.
Sound-producing device the most according to claim 1, it is characterised in that: multiple described elastic components are symmetrical arranged.
Sound-producing device the most according to claim 1, it is characterised in that: described first housing includes base plate and connects the described end
First connecting portion of plate, described second housing also includes just to the cover plate of described base plate and the second connection of connecting described cover plate
Portion, the two ends of multiple described elastic components connect described first connecting portion and described second connecting portion respectively.
Sound-producing device the most according to claim 3, it is characterised in that: described elastic component is at described first connecting portion or described
Orthographic projection on second connecting portion is positioned at described first connecting portion or the profile of described second connecting portion.
Sound-producing device the most according to claim 3, it is characterised in that: described base plate becomes with described first connecting portion one
Type, described cover plate and described second connecting portion are Split type structure.
6. according to the sound-producing device according to any one of claim 1-5, it is characterised in that: described elastic component is S-shaped.
Sound-producing device the most according to claim 3, it is characterised in that: described oscillator includes the magnet steel being fixedly arranged on described base plate
And cover in the pole piece of described magnet steel.
Sound-producing device the most according to claim 7, it is characterised in that: described stator includes the line being fixedly arranged on described cover plate
Enclosing, described in described coil encircling, magnet steel is arranged.
Sound-producing device the most according to claim 1, it is characterised in that: described screen includes face glass and is attached at described
The display screen of face glass, described face glass, described display screen and described shell surround receiving space, described electromagnetic driver
It is contained in described receiving space and highly consistent with described display screen.
Sound-producing device the most according to claim 1, it is characterised in that: described shell include center and with described middle shaped as frame
Becoming the bonnet of cavity, described electromagnetic driver is connected with described center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620769361.7U CN205847579U (en) | 2016-07-21 | 2016-07-21 | Sound-producing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620769361.7U CN205847579U (en) | 2016-07-21 | 2016-07-21 | Sound-producing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205847579U true CN205847579U (en) | 2016-12-28 |
Family
ID=57625466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620769361.7U Active CN205847579U (en) | 2016-07-21 | 2016-07-21 | Sound-producing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205847579U (en) |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107172544A (en) * | 2017-05-02 | 2017-09-15 | 瑞声科技（南京）有限公司 | Vibrator and electronic installation |
| WO2019137047A1 (en) * | 2018-01-15 | 2019-07-18 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN110049416A (en) * | 2019-04-23 | 2019-07-23 | 歌尔股份有限公司 | Vibration-sound generating device and electronic product |
| CN110113696A (en) * | 2019-04-23 | 2019-08-09 | 歌尔股份有限公司 | Vibration-sound generating device and electronic product |
| CN110177318A (en) * | 2019-05-07 | 2019-08-27 | 歌尔股份有限公司 | Vibration-sound generating device and electronic product |
| CN110234054A (en) * | 2019-05-14 | 2019-09-13 | 歌尔股份有限公司 | A kind of driver and electronic equipment |
| CN110267171A (en) * | 2019-06-12 | 2019-09-20 | 瑞声科技（南京）有限公司 | A kind of screen sounding device |
| CN110277891A (en) * | 2019-07-12 | 2019-09-24 | 哈朴铁石（上海）电子有限公司 | A kind of spring acoustical generator |
| WO2020015472A1 (en) * | 2018-07-17 | 2020-01-23 | 歌尔股份有限公司 | Electromagnetic exciter and screen sound production apparatus |
| WO2020125789A1 (en) * | 2018-12-21 | 2020-06-25 | 歌尔股份有限公司 | Screen vibration and sound generation device and electronic product |
| WO2020135288A1 (en) * | 2018-12-24 | 2020-07-02 | 歌尔股份有限公司 | Screen vibration sound production apparatus and electronic product |
| CN112042210A (en) * | 2018-06-29 | 2020-12-04 | 华为技术有限公司 | Magnet actuator for electronic device and electronic device including the same |
| WO2020248303A1 (en) * | 2019-06-12 | 2020-12-17 | 瑞声声学科技(深圳)有限公司 | Screen sound generating device |
| WO2020248216A1 (en) * | 2019-06-12 | 2020-12-17 | 瑞声声学科技(深圳)有限公司 | Screen sound generating device |
| CN112954090A (en) * | 2019-12-10 | 2021-06-11 | Oppo广东移动通信有限公司 | Screen sound producing apparatus |
| CN113472918A (en) * | 2020-03-30 | 2021-10-01 | Oppo广东移动通信有限公司 | Electronic device |
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2016
- 2016-07-21 CN CN201620769361.7U patent/CN205847579U/en active Active
Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107172544A (en) * | 2017-05-02 | 2017-09-15 | 瑞声科技（南京）有限公司 | Vibrator and electronic installation |
| CN107172544B (en) * | 2017-05-02 | 2020-07-07 | 瑞声科技（南京）有限公司 | Vibrator and electronic device |
| WO2019137047A1 (en) * | 2018-01-15 | 2019-07-18 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN112042210B (en) * | 2018-06-29 | 2022-04-29 | 华为技术有限公司 | Magnet actuator for electronic device and electronic device including the same |
| CN112042210A (en) * | 2018-06-29 | 2020-12-04 | 华为技术有限公司 | Magnet actuator for electronic device and electronic device including the same |
| WO2020015472A1 (en) * | 2018-07-17 | 2020-01-23 | 歌尔股份有限公司 | Electromagnetic exciter and screen sound production apparatus |
| WO2020125789A1 (en) * | 2018-12-21 | 2020-06-25 | 歌尔股份有限公司 | Screen vibration and sound generation device and electronic product |
| WO2020135288A1 (en) * | 2018-12-24 | 2020-07-02 | 歌尔股份有限公司 | Screen vibration sound production apparatus and electronic product |
| CN110113696A (en) * | 2019-04-23 | 2019-08-09 | 歌尔股份有限公司 | Vibration-sound generating device and electronic product |
| CN110049416A (en) * | 2019-04-23 | 2019-07-23 | 歌尔股份有限公司 | Vibration-sound generating device and electronic product |
| CN110113696B (en) * | 2019-04-23 | 2020-10-09 | 歌尔股份有限公司 | Vibration sound production device and electronic product |
| WO2020215786A1 (en) * | 2019-04-23 | 2020-10-29 | 歌尔股份有限公司 | Vibration sounding device and electronic product |
| WO2020215785A1 (en) * | 2019-04-23 | 2020-10-29 | 歌尔股份有限公司 | Vibrating sound production apparatus and electronic product |
| CN110177318B (en) * | 2019-05-07 | 2021-07-23 | 歌尔股份有限公司 | Vibration sound production device and electronic product |
| CN110177318A (en) * | 2019-05-07 | 2019-08-27 | 歌尔股份有限公司 | Vibration-sound generating device and electronic product |
| CN110234054A (en) * | 2019-05-14 | 2019-09-13 | 歌尔股份有限公司 | A kind of driver and electronic equipment |
| CN110234054B (en) * | 2019-05-14 | 2020-09-22 | 歌尔股份有限公司 | Exciter and electronic equipment |
| CN110267171B (en) * | 2019-06-12 | 2020-09-18 | 瑞声科技（南京）有限公司 | Screen sound production device |
| WO2020248303A1 (en) * | 2019-06-12 | 2020-12-17 | 瑞声声学科技(深圳)有限公司 | Screen sound generating device |
| WO2020248216A1 (en) * | 2019-06-12 | 2020-12-17 | 瑞声声学科技(深圳)有限公司 | Screen sound generating device |
| WO2020248214A1 (en) * | 2019-06-12 | 2020-12-17 | 瑞声声学科技(深圳)有限公司 | Screen sound-producing device |
| CN110267171A (en) * | 2019-06-12 | 2019-09-20 | 瑞声科技（南京）有限公司 | A kind of screen sounding device |
| CN110277891A (en) * | 2019-07-12 | 2019-09-24 | 哈朴铁石（上海）电子有限公司 | A kind of spring acoustical generator |
| CN112954090A (en) * | 2019-12-10 | 2021-06-11 | Oppo广东移动通信有限公司 | Screen sound producing apparatus |
| CN113472918A (en) * | 2020-03-30 | 2021-10-01 | Oppo广东移动通信有限公司 | Electronic device |
| CN113472918B (en) * | 2020-03-30 | 2023-12-05 | Oppo广东移动通信有限公司 | Electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |