CN109660923A - A kind of such as magnetic type loudspeaker and earphone with outstanding side - Google Patents
A kind of such as magnetic type loudspeaker and earphone with outstanding side Download PDFInfo
- Publication number
- CN109660923A CN109660923A CN201811395495.7A CN201811395495A CN109660923A CN 109660923 A CN109660923 A CN 109660923A CN 201811395495 A CN201811395495 A CN 201811395495A CN 109660923 A CN109660923 A CN 109660923A
- Authority
- CN
- China
- Prior art keywords
- outstanding side
- flexible membrane
- magnetic type
- outstanding
- loudspeaker
- 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.)
- Pending
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1091—Details not provided for in groups H04R1/1008 - H04R1/1083
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
-
- 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
Abstract
The present invention relates to a kind of such as magnetic type loudspeakers with outstanding side, the flexible membrane being directly or indirectly fixed on including periphery on frame, and the permanent magnet array opposed with the voice coil position being covered on the flexible membrane, the such as magnetic type loudspeaker further includes an outstanding side, the flexible membrane periphery is fixed on the inner edge on the outstanding side, and is in tensioning state；The outer rim on the outstanding side is fixed on the frame, and the end to end outstanding side is in closed circular, is made of inner edge, outer rim and the concave part between inner edge and outer rim, and the concave part is made of elastic material and its section configuration has at least one groove.It is of the invention have it is outstanding while such as magnetic type loudspeaker increase outstanding while structure, keep vibrating diaphragm direction of vibration everywhere and amplitude always consistent, reduce distortion, improve sound quality, it is added significantly to the whole amplitude of the diaphragm of loudspeaker simultaneously, acoustical power and low frequency are not only effectively improved, but also is conducive to the miniaturization of panel speaker.
Description
Technical field
The present invention relates to speaker technology field more particularly to a kind of such as magnetic type loudspeakers and earphone with outstanding side.
Background technique
Shown in Figure 1, the structure of flat panel speaker (also known as such as magnetic type loudspeaker) is usually to match side by side in magnetic yoke
Multiple bar permanent magnets are equipped with, the magnetic pole strength configured in parallel relative to these permanent magnets has vibrating diaphragm, on vibrating diaphragm and permanent magnet
Opposed position is provided with coil.The electric current of coil inside flowing and the magnetic field orthotropic generated by permanent magnet, in this way, by online
Circulate alternating current in circle, and coil is to generate to defer to the power of Faraday's law, and vibrating diaphragm is in vertical direction under this force
Vibration, the ac current signal are transformed to voice signal.
From loadspeaker structure described above: the coil of panel speaker can be evenly distributed on vibrating diaphragm, driving
Power is evenly distributed；The panel speaker flexible membrane low using thick sole, quality are much smaller than the rigid vibrating diaphragm of moving-coil speaker, and
And the structures such as sound ring frame, centering piece are eliminated, make its rest mass far below moving-coil speaker, speed responsing is fast.It is flat to raise
Sound device possesses better performance compared to electrostatic in terms of low frequency, and is also better than moving-coil type in terms of high frequency.
But moving-coil speaker is compared, panel speaker has the disadvantage in that its vibrating diaphragm peak swing is limited to vibrating diaphragm to forever
The spacing of magnet, and in order to guarantee magnetic field strength at vibrating diaphragm, vibrating diaphragm is very small to the spacing between permanent magnet, therefore flat board speaking
The amplitude of device also very little.To guarantee acoustic pressure and low frequency, the vibrating diaphragm of larger area can only be used.
Moreover, the elastic deformation that vibrating diaphragm and vibrating diaphragm coil are fully relied on when the diaphragm oscillations of panel speaker carrys out shape
At its amplitude, thus while driving force suffered by vibrating diaphragm is relatively uniform, but vibrating diaphragm center amplitude in vibration is maximum, then to edge
Successively successively decrease (as shown in phantom in Figure 1).This actual average amplitude for not only resulting in panel speaker further reduces, Er Qiezhen
There is opposite movement everywhere in film, increases distortion.
Summary of the invention
The purpose of the present invention is in view of the shortcomings of the prior art, propose a kind of such as magnetic type loudspeaker with outstanding side and have
The earphone of the such as magnetic type loudspeaker keeps vibrating diaphragm direction of vibration everywhere and amplitude always consistent, no using outstanding side structure
It is only added significantly to the whole amplitude of loudspeaker, and reduces distortion.
In order to achieve the above object of the invention, present invention firstly provides a kind of such as magnetic type loudspeaker with outstanding side, including
Periphery is directly or indirectly fixed on the flexible membrane on frame, and opposed with the voice coil position being covered on the flexible membrane
Permanent magnet array, the such as magnetic type loudspeaker further includes an outstanding side, and the flexible membrane periphery is fixed on the outstanding side
On inner edge, and it is in tensioning state；The outer rim on the outstanding side is fixed on the frame；The end to end outstanding side is in closed-loop
Shape is made of inner edge, outer rim and the concave part between inner edge and outer rim, and the concave part is made of elastic material and it
Section configuration has at least one groove.
In a preferred embodiment, the inner edge on the outstanding side, which is also formed with, makes the flexible membrane keep the interior of tensioning state
Support portion, the flexible membrane periphery are fixed on the integral support portion.
In a preferred embodiment, the outstanding side ring is arranged around the permanent magnet array.
In a preferred embodiment, the permanent magnet array is made of several bar permanent magnets being parallel to each other, those are forever
Magnet is alternatively arranged to be parallel in the plane with flexible membrane in one, and the voice coil on the flexible membrane is in full of twists and turns snake
Shape linear structure.
In a preferred embodiment, respectively there are permanent magnet array described in a column in the flexible membrane two sides.
Secondly, the embodiment of the present invention also proposes a kind of earphone, with head beam, set on the both ends Tou Liang earphone case, be placed in
Loudspeaker in earphone case, and to provide the earphone cable of signal to loudspeaker, which is in above-mentioned technical proposal
Described such as magnetic type loudspeaker.
Compared with prior art, the beneficial effects of the present invention are:
1, outstanding side structure is increased, keeps vibrating diaphragm direction of vibration everywhere and amplitude always consistent, reduces distortion,
Improve sound quality.
2, it is added significantly to the whole amplitude of the diaphragm of loudspeaker, not only effectively improves acoustical power and low frequency, but also advantageous
In the miniaturization of panel speaker.
Detailed description of the invention
By the description carried out with reference to the accompanying drawing to its exemplary embodiment, features described above and advantage of the present invention will become
It obtains more clear and is readily appreciated that.
Fig. 1 is existing panel speaker structural schematic diagram.
Fig. 2 is the structural schematic diagram of existing moving-coil speaker.
Fig. 3 is panel speaker of embodiment of the present invention structural schematic diagram.
Fig. 4 is that the embodiment of the present invention hangs side structural schematic diagram.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, in order to the understanding of technical staff of the same trade:
As Figure 3-Figure 4, label respectively indicates:
Vibrating diaphragm 1, frame 2, conducting wire 3, outstanding side 4, inner edge 41, concave part 42, outer rim 43, integral support portion 44, permanent magnet array
5。
Referring to shown in Fig. 3-Fig. 4, the embodiment of the present invention proposes a kind of such as magnetic type loudspeaker with outstanding side first, main to wrap
Include vibrating diaphragm 1, frame 2 and permanent magnet array 5.The voice coil of full of twists and turns serpentine-like linear structure is provided on vibrating diaphragm 1.Permanent magnet battle array
Column 5 can be set to the two sides (i.e. push-pull type) of vibrating diaphragm 1 or only be set to side (i.e. acyclic type), the permanent magnet interval of permanent magnet array 5
It is arranged in the plane being parallel to flexible membrane.Voice coil is opposed with the position of permanent magnet array 5 on vibrating diaphragm 1.Due to above
Described structure is identical as conventional panel loadspeaker structure, commonly sees technology for those skilled in the art, and and be not belonging to this hair
Bright designing points, therefore details are not described herein.
Unlike conventional panel loudspeaker, which further includes outstanding side 4.It is shown in Figure 4, hang side 4
End to end is in closed circular, is made of inner edge 41, outer rim 43 and the concave part 42 between inner edge 41 and outer rim 43, recessed
42 section configuration of groove portion has at least one groove, and soft 1 periphery of film is fixed on inner edge 41, and the outer rim 43 on outstanding side is fixed on frame
On 2.
Split type structure can be used in outstanding side 4, and only concave part 42 is made to guarantee its good elastic deformation of elastic material
Ability can also be integrally machined molding using elastic material with inner edge 41, outer rim 43 and concave part 42, it might even be possible to directly use film
1 edge forms inner edge 41, outer rim 43 and concave part 42 by modes such as hot pressing.
It is, moreover, an optional that the integral support portion for making flexible membrane 1 keep tensioning state can also be arranged in the inner edge 41 on outstanding side 4
44, the material that integral support portion 44 can be used strength high density low, such as carbon fibre material.
By above structure it is found that the outstanding structure when 4 structure is with outstanding in moving-coil speaker suspended structure is closely similar,
But moving-coil speaker it is outstanding while and the present embodiment in hang while setting purpose it is entirely different.
The effect of moving-coil speaker setting suspension is: 1, allowing rigid vibrating diaphragm to move along axis direction, without sending out
It is raw eccentric, it rubs in magnetic gap once bias can cause voice coil.2, pliable, this pliable decision loudspeaker sheet of loudspeaker is formed
The resonance frequency of body.3, reaction force is generated to vibrating diaphragm, enables vibrating diaphragm reversion to initial position.4, the stroke amount of vibrating diaphragm is constrained.
And the embodiment of the present invention have it is outstanding while such as magnetic type loudspeaker in setting it is outstanding while 4 purpose and moving-coil speaker it is complete
Difference, effect is: keeping vibrating diaphragm direction of vibration everywhere and amplitude always consistent, reduces distortion；Improve loudspeaker
The whole amplitude of vibrating diaphragm, improves acoustical power and low frequency, is conducive to the miniaturization of panel speaker.
In addition, the embodiment of the present invention also proposes a kind of flat earphone, with headband, set on headband both ends left earmuff and
Right earcup, the flat panel speaker being placed in the earmuff of left and right, which, which uses, has outstanding side in above embodiments
Flat panel speaker.
Invention intention of the invention and embodiment are described in detail above by embodiment, but institute of the present invention
Category field it will be recognized by the skilled artisan that above embodiments of the present invention one of are merely a preferred embodiment of the present invention, be a piece
Width limitation, cannot enumerate all embodiments one by one here, any implementation that can embody the claims in the present invention technical solution,
All within the scope of the present invention.
It should be noted that the above content is combine specific embodiment made for the present invention further specifically
It is bright, and it cannot be said that a specific embodiment of the invention is only limitted to this, under the guidance of above-described embodiment, those skilled in the art can
To carry out various improvement and deformations on the basis of the above embodiments, and these are improved or deformation falls in protection model of the invention
In enclosing.
Claims (6)
1. a kind of such as magnetic type loudspeaker with outstanding side, the flexible membrane being directly or indirectly fixed on including periphery on frame,
And the permanent magnet array opposed with the voice coil position being covered on the flexible membrane, it is characterised in that: the such as magnetic type loudspeaking
Device further includes an outstanding side, and the flexible membrane periphery is fixed on the inner edge on the outstanding side, and is in tensioning state；It is described outstanding
The outer rim on side is fixed on the frame, and the end to end outstanding side is in closed circular, by inner edge, outer rim and between inner edge and
Concave part between outer rim is constituted, and the concave part is made of elastic material and its section configuration has at least one groove.
2. the such as magnetic type loudspeaker with outstanding side according to claim 1, it is characterised in that: the inner edge also shape on the outstanding side
At there is the integral support portion for making the flexible membrane keep tensioning state, the flexible membrane periphery is fixed on the integral support portion
On.
3. the such as magnetic type loudspeaker with outstanding side according to claim 1, it is characterised in that: the outstanding side ring around it is described forever
Magnet array setting.
4. the such as magnetic type loudspeaker with outstanding side according to claim 1, it is characterised in that: if the permanent magnet array by
The dry bar permanent magnet being parallel to each other is constituted, those permanent magnets are alternatively arranged to be parallel in the plane with flexible membrane in one,
Voice coil on the flexible membrane is in full of twists and turns serpentine structure.
5. the such as magnetic type loudspeaker with outstanding side according to claim 1, it is characterised in that: the flexible membrane two sides are each
There is permanent magnet array described in a column.
6. a kind of earphone, with head beam, the earphone case set on the both ends Tou Liang, the loudspeaker that is placed in earphone case, Yi Jiyong
To provide the earphone cable of signal to loudspeaker, it is characterised in that: the loudspeaker is as described in claim 1-5 any one
Such as magnetic type loudspeaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811395495.7A CN109660923A (en) | 2018-11-22 | 2018-11-22 | A kind of such as magnetic type loudspeaker and earphone with outstanding side |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811395495.7A CN109660923A (en) | 2018-11-22 | 2018-11-22 | A kind of such as magnetic type loudspeaker and earphone with outstanding side |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109660923A true CN109660923A (en) | 2019-04-19 |
Family
ID=66111502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811395495.7A Pending CN109660923A (en) | 2018-11-22 | 2018-11-22 | A kind of such as magnetic type loudspeaker and earphone with outstanding side |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109660923A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111405434A (en) * | 2020-02-12 | 2020-07-10 | 安克创新科技股份有限公司 | Loudspeaker assembly |
| CN112203199A (en) * | 2019-07-08 | 2021-01-08 | 歌尔股份有限公司 | Transducer vibration suspension system, transducer and electronic equipment |
| CN113949970A (en) * | 2021-09-16 | 2022-01-18 | 头领科技（昆山）有限公司 | Underwater usable flat-panel earphone with elastic coating film |
| CN113949970B (en) * | 2021-09-16 | 2024-04-26 | 昆山海菲曼科技集团股份有限公司 | Underwater available flat earphone with elastic coating |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6760462B1 (en) * | 2003-01-09 | 2004-07-06 | Eminent Technology Incorporated | Planar diaphragm loudspeakers with non-uniform air resistive loading for low frequency modal control |
| CN1640187A (en) * | 2002-02-28 | 2005-07-13 | 古河电气工业株式会社 | Planar speaker |
| CN106101941A (en) * | 2016-08-23 | 2016-11-09 | 深圳市音沃仕科技有限公司 | A kind of vibrating diaphragm |
| CN206136279U (en) * | 2016-09-19 | 2017-04-26 | 万魔声学科技有限公司 | Plane diaphragm loudspeaker |
-
2018
- 2018-11-22 CN CN201811395495.7A patent/CN109660923A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1640187A (en) * | 2002-02-28 | 2005-07-13 | 古河电气工业株式会社 | Planar speaker |
| US6760462B1 (en) * | 2003-01-09 | 2004-07-06 | Eminent Technology Incorporated | Planar diaphragm loudspeakers with non-uniform air resistive loading for low frequency modal control |
| CN106101941A (en) * | 2016-08-23 | 2016-11-09 | 深圳市音沃仕科技有限公司 | A kind of vibrating diaphragm |
| CN206136279U (en) * | 2016-09-19 | 2017-04-26 | 万魔声学科技有限公司 | Plane diaphragm loudspeaker |
Non-Patent Citations (1)
| Title |
|---|
| 王以真: "《实用扬声器技术手册》", 30 April 2003 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112203199A (en) * | 2019-07-08 | 2021-01-08 | 歌尔股份有限公司 | Transducer vibration suspension system, transducer and electronic equipment |
| CN112203199B (en) * | 2019-07-08 | 2022-02-08 | 歌尔股份有限公司 | Transducer vibration suspension system, transducer and electronic equipment |
| CN111405434A (en) * | 2020-02-12 | 2020-07-10 | 安克创新科技股份有限公司 | Loudspeaker assembly |
| CN111405434B (en) * | 2020-02-12 | 2021-12-28 | 安克创新科技股份有限公司 | Loudspeaker assembly |
| CN113949970A (en) * | 2021-09-16 | 2022-01-18 | 头领科技（昆山）有限公司 | Underwater usable flat-panel earphone with elastic coating film |
| CN113949970B (en) * | 2021-09-16 | 2024-04-26 | 昆山海菲曼科技集团股份有限公司 | Underwater available flat earphone with elastic coating |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200522 Address after: 221000 Room 202, unit 3, building 5, JINDA Garden community, Quanzhan District, Xuzhou City, Jiangsu Province Applicant after: Bian Yaping Address before: Block B-824, No. 5 Lanyuan Road, Huayuan Industrial Park, Tianjin Binhai New Area, 300450 Applicant before: HIFIMAN (TIANJIN) TECHNOLOGY Co.,Ltd. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190419 |