CN204350283U - Acoustic equipment - Google Patents
Acoustic equipment Download PDFInfo
- Publication number
- CN204350283U CN204350283U CN201420633492.3U CN201420633492U CN204350283U CN 204350283 U CN204350283 U CN 204350283U CN 201420633492 U CN201420633492 U CN 201420633492U CN 204350283 U CN204350283 U CN 204350283U
- Authority
- CN
- China
- Prior art keywords
- acoustic equipment
- supporting construction
- plate
- flexible membrane
- described plate
- 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.)
- Expired - Lifetime
Links
- 238000010276 construction Methods 0.000 claims abstract description 23
- 239000012528 membrane Substances 0.000 claims abstract description 20
- 238000000926 separation method Methods 0.000 claims abstract description 3
- 230000004888 barrier function Effects 0.000 claims description 3
- 229920006267 polyester film Polymers 0.000 claims description 3
- 229920006264 polyurethane film Polymers 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 3
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Landscapes
- Telephone Set Structure (AREA)
Abstract
The utility model relates to a kind of acoustic equipment.Described acoustic equipment comprises supporting construction.Described acoustic equipment is arranged in balanced armature receiver, and this balanced armature receiver comprises coil, at least one magnet and armature.Described supporting construction is formed with central opening.Described acoustic equipment also comprises plate, and described plate is arranged near described central opening.Space is formed between described plate and described supporting construction.Described acoustic equipment comprises flexible membrane, and this flexible membrane at least covers described space.Described plate and described supporting construction are linked together flexibly, and described plate and described supporting construction be separately and different from each other.Described plate forms the separator front volume and rear volume separation opened.Described plate is by completely cutting off air and stoping the material structure producing gas flow between front volume and rear volume.
Description
Technical field
The application relates to the structure for the vibrating membrane in receiver and these equipment.
Background technology
Polytype microphone and receiver had been had to be used in recent years.In such devices, different electronic units is contained in housing or assembly together.The acoustic equipment of other types can comprise the parts of other types.These equipment may be used in hearing instrument, such as hearing aids, personal audio earphone, or are used in other electronic equipments of such as mobile phone and computer.
Usually, receiver motor comprises coil, yoke, armature (or reed), and magnet.The signal of telecommunication acts on described coil and produce magnetic field in motor, and this magnetic field makes described armature move.The movement of armature causes the movement of vibrating membrane, and it produces sound.Magnet, armature form magnetic circuit together with yoke.Described yoke can also be used for keeping or supporting described magnet or miscellaneous part.
Utility model content
The purpose of this utility model is the performance of raising system.
According to an aspect of the present utility model, a kind of acoustic equipment is provided, described acoustic equipment comprises supporting construction, described acoustic equipment is arranged in balanced armature receiver, this balanced armature receiver comprises coil, at least one magnet and armature, described supporting construction is formed with central opening, described acoustic equipment also comprises plate, described plate is arranged near described central opening, space is formed between described plate and described supporting construction, described acoustic equipment comprises flexible membrane, this flexible membrane at least covers described space, described plate and described supporting construction are linked together flexibly, and described plate and described supporting construction be separately and different from each other, described plate forms the separator front volume and rear volume separation opened, wherein, described plate, flexible membrane and drive pin assembly are formed and can completely cut off air and the barrier stoping the air-flow between described front volume and rear volume.
By described plate, described flexible membrane and described drive pin assembly, acoustic equipment of the present utility model can improve the performance of system.
Described flexible membrane is made up of polyester film.
Described flexible membrane is made up of polyurethane film.
Accompanying drawing explanation
In order to the comprehend disclosure, with reference to following detailed description and accompanying drawing, wherein:
Figure 1A and 1B comprises the stereogram of the receiver according to various embodiment of the present utility model;
Fig. 2 comprises the side view cutaway drawing according to the receiver in Fig. 1 of various embodiment of the present utility model;
Fig. 3 comprises the exploded view of the acoustic equipment (comprising supporting construction) according to various embodiment of the present utility model;
Fig. 4 comprises the assembled view according to the acoustic equipment (comprising supporting construction) in Fig. 3 of various embodiment of the present utility model.
Technical staff it will be appreciated that the element in figure is for shown in simple and clear object.Also should know that some actions and/or step may be illustrated according to specific appearance order or describe further, and those skilled in the art are to be understood that this ordinal characteristics is not actual needs.It should also be understood that term used herein and express the common implication in each the research and learning field about their correspondences had according to these terms and expression, unless herein illustrated specific meanings.
Embodiment
Although the utility model can have many multi-form embodiments, shown in the drawings and preferred embodiment of the present utility model will be described in detail at this, and be to be understood that the disclosure by by as the utility model principle example and have no intention main aspect of the present utility model to be defined in the embodiment exemplified.
Referring now to Figure 1A to Fig. 4, describe an example of balanced armature receiver 10.Described receiver comprises and defines inside and outside housing 14.Described receiver 10 comprises motor 16 further, and this motor comprises the coil 18 of basic setup in housing 14, yoke (or magnetic supporting structure) 20, and armature 22.The electric current of the sound that representative will produce flows through coil 18.The electric current flowing through coil 18 makes armature 22 move, itself so make drive pin 19 (and the drive pin assembly of association, wherein drive pin 19 extend through diaphragm and drive pin 19 adhesion in position) mobile, cause acoustic equipment (vibrating membrane) 38 vibrate and produce the sound of expectation.Then sound spread out of through sound pipe 25 through the port 36 in housing.
As depicted, motor 16 comprises armature 22, coil 18, and magnetic supporting structure 20.Motor 16 also comprises at least one magnet 24, which defines space 26.Coil 18 forms passage 28.Space 26 is limited by least one magnet 24, aligns with the passage 28 formed by coil 18 in described space 26.Armature 22 partially pass through space 26 and passage 28 extends.As depicted, receiver 10 comprises acoustic equipment 38 further.
Described acoustic equipment 38 comprises supporting construction 40 and is arranged in balanced armature receiver 10, and this balanced armature receiver comprises coil 18, at least one magnet 24 and armature 22.Supporting construction 40 is formed with central opening 42.Described acoustic equipment 38 also comprises plate 44, and this plate 44 is arranged near central opening 42.Space 46 is between described plate 44 and described supporting construction 40.Described acoustic equipment 38 comprises flexible membrane 48, and it is covering space 46 at least.Described plate 44 and described supporting construction 40 are linked together flexibly.Described plate 44 and described supporting construction 40 is separated opens and different from each other.Described plate 44 is formed front volume 50 and the separated separator of rear volume 52.The material forming described plate 44 can completely cut off air and stop the air-flow between front volume 50 and rear volume 52.In some respects, supporting construction 40, plate 44 and flexible membrane 48 are substantially coplanar.In other respects, plate 44, diaphragm 48 and drive pin assembly are formed and can completely cut off air and stop the barrier producing gas flow between front volume 50 and rear volume 52.
Especially as shown in Figure 2, be not only described plate, described acoustic equipment or assembly 38 (comprising plate 44 and diaphragm 48) be isolated air also.
In some respects, flexible membrane 48 is made up of polyester film.In other respects, flexible membrane 48 is made up of polyurethane film.Also other possible materials can be used.
There has been described preferred embodiment of the present utility model, comprise execution known for inventor optimal mode of the present utility model.Should be appreciated that the embodiment illustrated is only exemplary, and should by the restriction as the utility model scope.
Claims (3)
1. an acoustic equipment, described acoustic equipment comprises supporting construction, described acoustic equipment is arranged in balanced armature receiver, described balanced armature receiver comprises coil, at least one magnet and armature, described supporting construction is formed with central opening, described acoustic equipment also comprises plate, described plate is arranged near described central opening, space is formed between described plate and described supporting construction, described acoustic equipment comprises flexible membrane, this flexible membrane at least covers described space, described plate and described supporting construction are linked together flexibly, and described plate and described supporting construction be separately and different from each other, described plate forms the separator front volume and rear volume separation opened,
It is characterized in that, described plate, described flexible membrane and drive pin assembly are formed and can completely cut off air and stop the barrier producing gas flow between described front volume and described rear volume.
2. acoustic equipment as claimed in claim 1, it is characterized in that, described flexible membrane is made up of polyester film.
3. acoustic equipment as claimed in claim 1, it is characterized in that, described flexible membrane is made up of polyurethane film.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201462029727P | 2014-07-28 | 2014-07-28 | |
| US62/029,727 | 2014-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204350283U true CN204350283U (en) | 2015-05-20 |
Family
ID=53233520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420633492.3U Expired - Lifetime CN204350283U (en) | 2014-07-28 | 2014-09-16 | Acoustic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204350283U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9872109B2 (en) | 2014-12-17 | 2018-01-16 | Knowles Electronics, Llc | Shared coil receiver |
| US9888322B2 (en) | 2014-12-05 | 2018-02-06 | Knowles Electronics, Llc | Receiver with coil wound on a stationary ferromagnetic core |
| US10945077B2 (en) | 2017-12-30 | 2021-03-09 | Knowles Electronics, Llc | Electroacoustic transducer with improved shock protection |
| US11272294B2 (en) | 2019-12-30 | 2022-03-08 | Knowles Electronics, Llc | Acoustic receivers with multiple diaphragms |
| US11399235B1 (en) | 2021-01-11 | 2022-07-26 | Knowles Electronics, Llc | Balanced armature receiver |
| US11438702B2 (en) | 2019-12-30 | 2022-09-06 | Knowles Electronics, Llc | Acoustic receivers with hinged diaphragms |
| US11564039B2 (en) | 2021-01-20 | 2023-01-24 | Knowles Electronics, Llc | Balanced armature receiver and diaphragms therefor |
| US11659337B1 (en) | 2021-12-29 | 2023-05-23 | Knowles Electronics, Llc | Balanced armature receiver having improved shock performance |
| US11671778B1 (en) | 2021-12-30 | 2023-06-06 | Knowles Electronics, Llc | Acoustic receivers with multiple diaphragms |
| US11805370B2 (en) | 2020-12-30 | 2023-10-31 | Knowles Electronics, Llc | Balanced armature receiver having diaphragm with elastomer surround |
| US11935695B2 (en) | 2021-12-23 | 2024-03-19 | Knowles Electronics, Llc | Shock protection implemented in a balanced armature receiver |
| US12108204B2 (en) | 2021-12-30 | 2024-10-01 | Knowles Electronics, Llc | Acoustic sensor assembly having improved frequency response |
-
2014
- 2014-09-16 CN CN201420633492.3U patent/CN204350283U/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9888322B2 (en) | 2014-12-05 | 2018-02-06 | Knowles Electronics, Llc | Receiver with coil wound on a stationary ferromagnetic core |
| US9872109B2 (en) | 2014-12-17 | 2018-01-16 | Knowles Electronics, Llc | Shared coil receiver |
| US10945077B2 (en) | 2017-12-30 | 2021-03-09 | Knowles Electronics, Llc | Electroacoustic transducer with improved shock protection |
| US11272294B2 (en) | 2019-12-30 | 2022-03-08 | Knowles Electronics, Llc | Acoustic receivers with multiple diaphragms |
| US11438702B2 (en) | 2019-12-30 | 2022-09-06 | Knowles Electronics, Llc | Acoustic receivers with hinged diaphragms |
| US11570551B2 (en) | 2019-12-30 | 2023-01-31 | Knowles Electronics, Llc | Acoustic receivers with multiple diaphragms |
| US11832054B2 (en) | 2019-12-30 | 2023-11-28 | Knowles Electronics, Llc | Acoustic receivers with multiple diaphragms |
| US11805370B2 (en) | 2020-12-30 | 2023-10-31 | Knowles Electronics, Llc | Balanced armature receiver having diaphragm with elastomer surround |
| US11399235B1 (en) | 2021-01-11 | 2022-07-26 | Knowles Electronics, Llc | Balanced armature receiver |
| US11564039B2 (en) | 2021-01-20 | 2023-01-24 | Knowles Electronics, Llc | Balanced armature receiver and diaphragms therefor |
| US11935695B2 (en) | 2021-12-23 | 2024-03-19 | Knowles Electronics, Llc | Shock protection implemented in a balanced armature receiver |
| US11659337B1 (en) | 2021-12-29 | 2023-05-23 | Knowles Electronics, Llc | Balanced armature receiver having improved shock performance |
| US11671778B1 (en) | 2021-12-30 | 2023-06-06 | Knowles Electronics, Llc | Acoustic receivers with multiple diaphragms |
| US12108204B2 (en) | 2021-12-30 | 2024-10-01 | Knowles Electronics, Llc | Acoustic sensor assembly having improved frequency response |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170607 Address after: Malaysia Penang Patentee after: Roche IPC (Malaysia) SDN BHD Address before: Illinois State Patentee before: KNOWLES ELECTRONICS, LLC |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150520 |
|
| CX01 | Expiry of patent term |