CN206620292U - A kind of sound-producing device and electronic equipment - Google Patents
A kind of sound-producing device and electronic equipment Download PDFInfo
- Publication number
- CN206620292U CN206620292U CN201720219690.9U CN201720219690U CN206620292U CN 206620292 U CN206620292 U CN 206620292U CN 201720219690 U CN201720219690 U CN 201720219690U CN 206620292 U CN206620292 U CN 206620292U
- Authority
- CN
- China
- Prior art keywords
- vibrating diaphragm
- sound
- producing device
- piezoelectric patches
- ring portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Abstract
The utility model is related to a kind of sound-producing device and electronic equipment, vibrating diaphragm component including housing and on housing, the vibrating diaphragm component includes the piezoelectric patches positioned at medium position, and positioned at the vibrating diaphragm ring portion of marginal position, the inside edge in the vibrating diaphragm ring portion and the edge of piezoelectric patches are linked together, and its outer ledge is connected on housing.Sound-producing device of the present utility model, whole vibrating diaphragm component vibration sounding is driven by piezoelectric patches, in view of the characteristics of piezoelectric patches, and itself HFS to sound is responded；And the vibrating diaphragm ring portion that the low frequency part of sound is then driven by piezoelectric patches is responded, so that whole vibrating diaphragm component realizes the frequency response of full frequency band, tonequality is improved.This reduces cost of manufacture, the used time has saved the use space of sound-producing device compared with the double cell modules of traditional high bass.
Description
Technical field
The utility model is related to a kind of electro-acoustic conversion art, more specifically, the utility model is related to a kind of sound-producing device；
The utility model further relates to a kind of electronic equipment.
Background technology
Sound-producing device is as the conventional electro-acoustic transducer device for converting electrical energy into acoustic energy, and it is played in sound place system can not
Or scarce effect.The species of sound-producing device is various, and audio electric energy makes its cone or diaphragm by electromagnetism, piezoelectricity or electrostatic effect
Vibrate and produce resonance (sympathetic response) with the air of surrounding and send sound.
The sound-producing device of piezoelectric type is one that electricity, mechanics and acoustics conversion are realized by the inverse piezoelectric effect of piezoelectric patches
Acoustical-electrical transducer part is planted, is widely applied in the electronic installations such as mobile phone, household electrical appliance.When on two electrodes in piezoelectric patches plus
During upper alternating voltage, the vibration component of piezoelectric speaker, which will be produced, correspondingly to be stretched or contractile motion, so that air is promoted,
Send sound.
Traditional piezoelectric ceramics unit, its choacoustic frequency response only has HFS, need to coordinate when being used in earphone dynamic
Low frequency phonation unit in circle etc., could meet the frequency response of full frequency band；Because using two phonation units, technique is relatively multiple
Miscellaneous, cost is of a relatively high.
Utility model content
A purpose of the present utility model there is provided a kind of sound-producing device.
According to one side of the present utility model there is provided a kind of sound-producing device, including housing and on housing
Vibrating diaphragm component, the vibrating diaphragm component includes the piezoelectric patches positioned at medium position, and positioned at the vibrating diaphragm ring portion of marginal position, institute
State the inside edge in vibrating diaphragm ring portion and the edge of piezoelectric patches to link together, its outer ledge is connected on housing.
Alternatively, the vibrating diaphragm ring portion includes the bending section positioned at central region, and positioned at bending section two ends and divides
The flat segments of piezoelectric patches, housing Yong Lai not connect.
Alternatively, a circle flange, the outer ledge connection in the vibrating diaphragm ring portion are provided with the inwall of the housing
In the upper surface of flange or lower surface.
Alternatively, in addition to copper ring, the side of the copper ring is bonded in the outer ledge in vibrating diaphragm ring portion, another side bonds
In the upper surface of flange or lower surface.
According to another aspect of the present utility model, a kind of electronic equipment is additionally provided, above-mentioned sound-producing device is included.
Sound-producing device of the present utility model, whole vibrating diaphragm component vibration sounding is driven by piezoelectric patches, in view of the spy of piezoelectric patches
Point, itself HFS to sound is responded；And the vibrating diaphragm ring that the low frequency part of sound is then driven by piezoelectric patches
Portion is responded, so that whole vibrating diaphragm component realizes the frequency response of full frequency band, improves tonequality.This and traditional height
The double cell modules of bass are compared, and reduce cost of manufacture, the used time has saved the use space of sound-producing device.
It is of the present utility model other by referring to the drawings to the detailed description of exemplary embodiment of the present utility model
Feature and its advantage will be made apparent from.
Brief description of the drawings
The accompanying drawing for constituting a part for specification describes embodiment of the present utility model, and uses together with the description
In explanation principle of the present utility model.
Fig. 1 is the profile of the utility model sound-producing device.
Fig. 2 is Fig. 1 front view.
Embodiment
Various exemplary embodiments of the present utility model are described in detail now with reference to accompanying drawing.It should be noted that：Unless another
Illustrate outside, the part and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments is not limited
Make scope of the present utility model.
The description only actually at least one exemplary embodiment is illustrative below, never as to this practicality
New and its application or any limitation used.
It may be not discussed in detail for technology and equipment known to person of ordinary skill in the relevant, but in appropriate situation
Under, the technology and equipment should be considered as a part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent accompanying drawing in individual accompanying drawing.
With reference to Fig. 1, Fig. 2, the utility model provides a kind of sound-producing device, including housing 1 and on housing 1
Vibrating diaphragm component, the vibrating diaphragm component is piezoelectric type, and it is in circular or rectangle well-known to those skilled in the art etc..Vibrating diaphragm group
Part includes the piezoelectric patches 2 positioned at medium position, and positioned at the vibrating diaphragm ring portion 3 of marginal position.
The vibrating diaphragm ring portion 3 can use diaphragm materials well-known to those skilled in the art, and it is in be engraved with middle part
Empty cyclic structure.The inside edge and the edge of piezoelectric patches 2 in the vibrating diaphragm ring portion 3 link together, for example can be by applying
The inside edge in vibrating diaphragm ring portion 3 is bonded on the lower surface of the marginal position of piezoelectric patches 2 or upper surface by the mode of glue sticking,
It is achieved thereby that vibrating diaphragm ring portion 3 and the connection of piezoelectric patches 2.
The outer ledge in the vibrating diaphragm ring portion 3 is connected on housing 1, for example, be able to will be shaken by way of applying glue sticking
The outer ledge in film ring portion 3 is bonded on the relevant position of housing 1, so as to which whole vibrating diaphragm modular support is connected into shell
On body 1.
In one specific embodiment of the utility model, the vibrating diaphragm ring portion 3 is included positioned at the curved of central region
Tune, and the flat segments positioned at bending section two ends, flat segments on the outside of it are used to bond together with housing 1, on the inside of it
Flat segments are easy to be bonded in the edge of piezoelectric patches 2.
With reference to Fig. 1, for example, it can be provided with the inwall of the housing 1 outside a circle flange 5, the vibrating diaphragm ring portion 3
Lateral edges are connected to upper surface or the lower surface of the flange 5, so that vibrating diaphragm component is bonded on housing 1.
Sound-producing device of the present utility model, whole vibrating diaphragm component vibration sounding is driven by piezoelectric patches, in view of the spy of piezoelectric patches
Point, itself HFS to sound is responded；And the vibrating diaphragm ring that the low frequency part of sound is then driven by piezoelectric patches
Portion is responded, so that whole vibrating diaphragm component realizes the frequency response of full frequency band, improves tonequality.This and traditional height
The double cell modules of bass are compared, and reduce cost of manufacture, the used time has saved the use space of sound-producing device.
The utility model one preferred embodiment in, in addition to copper ring 4, the side of the copper ring 4, which is bonded in, to shake
The outer ledge in film ring portion 3, opposite side is bonded in upper surface or the lower surface of flange 5.The steel loop 4 and vibrating diaphragm ring portion 3
Outer ledge bond together, so as to improve the structural strength of whole vibrating diaphragm component, also allow for the installation of vibrating diaphragm component.
Sound-producing device of the present utility model can be earphone, loudspeaker or receiver, and it can be applied sets in each electronics
In standby, therefore, the utility model additionally provides a kind of electronic equipment, it comprises above-mentioned sound-producing device.The electronic equipment can
To be mobile phone, computer, Pad, phone etc., no longer enumerate herein.
Although some specific embodiments of the present utility model are described in detail by example, this area
It is to be understood by the skilled artisans that above example is merely to illustrate, rather than in order to limit scope of the present utility model.This
Field it is to be understood by the skilled artisans that can be in the case where not departing from scope and spirit of the present utility model, to above example
Modify.Scope of the present utility model is defined by the following claims.
Claims (5)
1. a kind of sound-producing device, it is characterised in that：Vibrating diaphragm component including housing (1) and on housing (1), it is described to shake
Membrane module includes the piezoelectric patches (2) positioned at medium position, and positioned at the vibrating diaphragm ring portion (3) of marginal position, the vibrating diaphragm folding
The inside edge of ring portion (3) and the edge of piezoelectric patches (2) are linked together, and its outer ledge is connected on housing (1).
2. sound-producing device according to claim 1, it is characterised in that：The vibrating diaphragm ring portion (3) includes being located at middle region
The bending section in domain, and positioned at bending section two ends and it is respectively intended to connect the flat segments of piezoelectric patches (2), housing (1).
3. sound-producing device according to claim 1, it is characterised in that：A circle is provided with the inwall of the housing (1)
Flange (5), the outer ledge of the vibrating diaphragm ring portion (3) is connected to upper surface or the lower surface of flange (5).
4. sound-producing device according to claim 3, it is characterised in that：Also include copper ring (4), the side of the copper ring (4)
The outer ledge in vibrating diaphragm ring portion (3) is bonded in, opposite side is bonded in upper surface or the lower surface of flange (5).
5. a kind of electronic equipment, it is characterised in that：Include the sound-producing device as described in claim any one of 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720219690.9U CN206620292U (en) | 2017-03-07 | 2017-03-07 | A kind of sound-producing device and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720219690.9U CN206620292U (en) | 2017-03-07 | 2017-03-07 | A kind of sound-producing device and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206620292U true CN206620292U (en) | 2017-11-07 |
Family
ID=60232123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720219690.9U Active CN206620292U (en) | 2017-03-07 | 2017-03-07 | A kind of sound-producing device and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206620292U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110213705A (en) * | 2019-05-30 | 2019-09-06 | 歌尔科技有限公司 | MEMS loudspeaker |
| WO2021008383A1 (en) * | 2019-07-18 | 2021-01-21 | 维沃移动通信有限公司 | Speaker and terminal device |
| CN116782107A (en) * | 2023-08-23 | 2023-09-19 | 共达电声股份有限公司 | Loudspeaker |
-
2017
- 2017-03-07 CN CN201720219690.9U patent/CN206620292U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110213705A (en) * | 2019-05-30 | 2019-09-06 | 歌尔科技有限公司 | MEMS loudspeaker |
| CN110213705B (en) * | 2019-05-30 | 2022-08-16 | 歌尔科技有限公司 | MEMS speaker |
| WO2021008383A1 (en) * | 2019-07-18 | 2021-01-21 | 维沃移动通信有限公司 | Speaker and terminal device |
| CN116782107A (en) * | 2023-08-23 | 2023-09-19 | 共达电声股份有限公司 | Loudspeaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104349251B (en) | Loadspeaker structure | |
| CN107249163B (en) | Sounding device | |
| CN103581806A (en) | Electroacoustic transducer | |
| CN206620292U (en) | A kind of sound-producing device and electronic equipment | |
| CN106559726A (en) | Loudspeaker | |
| CN110505557A (en) | A kind of loudspeaker and terminal device | |
| CN106804020A (en) | Vibrative sound producing device | |
| CN105007556A (en) | Piezoelectric electroacoustic transducer | |
| CN206302567U (en) | Piezoelectric speaker | |
| CN203027481U (en) | Piezoelectric speaker | |
| CN103096226A (en) | Piezoelectric loudspeaker | |
| CN104053103B (en) | Piezoelectric speaker | |
| CN201718027U (en) | Flexible counterweight structure for piezoelectric flat-panel speaker | |
| CN207070339U (en) | A kind of sound-producing device | |
| CN207475864U (en) | A kind of sound-producing device and electronic equipment | |
| US20180367905A1 (en) | Vibration Diaphragm and MEMS Microphone Using Same | |
| CN205693884U (en) | A kind of Microspeaker with double washer structure | |
| CN105025422B (en) | vibration sounding structure and terminal | |
| CN204392551U (en) | A kind of Dual Drive Microspeaker | |
| CN203027479U (en) | Piezoelectric speaker | |
| CN207475865U (en) | A kind of sound-producing device and electronic equipment | |
| CN207652677U (en) | A kind of sound-producing device and electronic equipment | |
| CN206498529U (en) | Loudspeaker | |
| EP2911413B1 (en) | Loudspeaker with piezoelectric elements | |
| CN106658312A (en) | Loudspeaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |