CN105828257A - Loudspeaker - Google Patents

Loudspeaker Download PDF

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Publication number
CN105828257A
CN105828257A CN201610333141.4A CN201610333141A CN105828257A CN 105828257 A CN105828257 A CN 105828257A CN 201610333141 A CN201610333141 A CN 201610333141A CN 105828257 A CN105828257 A CN 105828257A
Authority
CN
China
Prior art keywords
speaker
coil framework
speech coil
shell
electrical connector
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
Application number
CN201610333141.4A
Other languages
Chinese (zh)
Inventor
宋倩倩
李志�
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Goertek Inc
Original Assignee
Goertek Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Goertek Inc filed Critical Goertek Inc
Priority to CN201610333141.4A priority Critical patent/CN105828257A/en
Publication of CN105828257A publication Critical patent/CN105828257A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02Details
    • H04R9/025Magnetic circuit
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02Details
    • H04R9/04Construction, mounting, or centering of coil
    • H04R9/041Centering
    • H04R9/043Inner suspension or damper, e.g. spider
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06Loudspeakers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2400/00Loudspeakers
    • H04R2400/07Suspension between moving magnetic core and housing

Abstract

The invention provides a loudspeaker. The loudspeaker comprises a shell, an electric connecting piece fixed on the shell and a vibration system accommodated in the shell, wherein the vibration system comprises an annular-structure damper and a voice coil framework suspended in the shell through the centering disk; voice coil framework welding pads are symmetrically arranged on the voice coil framework, and sputtering pieces corresponding to the positions of the voice coil framework welding pads are arranged on the damper; the sputtering pieces are respectively communicated with the voice coil framework welding pads and the electric connecting piece. By utilizing the loudspeaker, an ultra-thin design of the loudspeaker can be achieved, and stability and reliability of products are ensured.

Description

Speaker
Technical field
The present invention relates to technical field of acoustics, more specifically, relate to a kind of speaker.
Background technology
Speaker is as converting electrical energy into the conventional electro-acoustic transducer device of acoustic energy, and it plays indispensable effect in sound place system.Speaker is a device the weakest in sound place system, and for sound puts effect, it is again most important parts.Speaker of a great variety, audio frequency electric energy passes through electromagnetism, piezoelectricity or electrostatic effect so that it is cone or diaphragm oscillations the air with surrounding produce resonance and send sound.Therefore, having had the appearance of speaker just, people are just heard beautiful sound.
At present, in the design process of loudspeaker monomer, the restriction in vibrated space, the mode of centring disk threading is generally used to reduce the whole height of product, in which, voice coil line is directly welded with the wire on centring disk or bullet ripple, being easily caused rosin joint, product fraction defective is higher, acoustical behavior is unstable.
Summary of the invention
In view of the above problems, it is an object of the invention to provide a kind of speaker, solving that the voice coil line not prison welding of current speaker is solid, conforming product rate is relatively low, the problem such as be unfavorable for product to frivolous direction and develop.
A kind of speaker, the electrical connector including shell, being fixed on shell and collecting vibrational system in the enclosure is provided according to the present invention;Wherein, vibrational system includes loop configuration centring disk, the speech coil framework being hung in shell by centring disk;Speech coil framework is symmetrically arranged with speech coil framework pad, centring disk is provided with the sputtering part corresponding with speech coil framework pad locations;Sputtering part turns on speech coil framework pad and electrical connector respectively.
Furthermore it is preferred that scheme be, sputtering part be the metallic conduction part that symmetry sputters on centring disk.
Furthermore it is preferred that scheme be on speech coil framework, be wound with voice coil line, voice coil line turns on speech coil framework pad.
Furthermore it is preferred that scheme be that sputtering part is turned on by conducting resinl and speech coil framework pad and electrical connector respectively.
Furthermore it is preferred that scheme be that vibrational system also includes the ring fixing with shell and is positioned at the basin with compound inside ring and dust cover;Wherein, the outward flange of basin with compound is fixed with ring, and inward flange is fixed with dust cover;The curved sides of ring is arranged near speech coil framework.
Furthermore it is preferred that scheme be that electrical connector injection is fixed on shell, is provided with electrical connector pad on electrical connector, sputtering part turns on electrical connector pad.
Furthermore it is preferred that scheme be also to include the magnetic circuit system housed in the enclosure;Wherein, magnetic circuit system includes the Magnet fixed, with shell, the conductive magnetic yoke being connected, be housed in conductive magnetic yoke center, is fixed on the Magnet washer away from conductive magnetic yoke side.
Furthermore it is preferred that scheme be, conductive magnetic yoke include bottom and sidewall vertically disposed with bottom, between Magnet and washer and sidewall formed magnetic gap;Speech coil framework is hung in magnetic gap.
Furthermore it is preferred that scheme be that the ferropectic position of correspondence magnetic, bottom of conductive magnetic yoke is provided with projection;The axle center of projection, magnetic circuit system and vibrational system is located on the same line.
Utilize the above-mentioned speaker according to the present invention, splash-proofing sputtering metal electric-conductor on centring disk, the sputtering part formed by sputtering realizes the conducting between speech coil framework pad and electrical connector pad, and product reliability is high, acoustical behavior is stable, and beneficially speaker develops to ultra-thin direction.
In order to realize above-mentioned and relevant purpose, one or more aspects of the present invention include the feature that will be explained in below and be particularly pointed out in the claims.Description below and accompanying drawing are described in detail some illustrative aspects of the present invention.But, some modes in the various modes of the principle that only can use the present invention of these aspects instruction.Additionally, it is contemplated that include all these aspect and their equivalent.
Accompanying drawing explanation
By with reference to below in conjunction with the explanation of accompanying drawing and the content of claims, and along with being more fully understood from the present invention, other purpose of the present invention and result will be more apparent and should be readily appreciated that.In the accompanying drawings:
Fig. 1 is the exploded view of the speaker according to the embodiment of the present invention;
Fig. 2 is the profile of the speaker according to the embodiment of the present invention;
Fig. 3 is the centring disk structural representation according to the embodiment of the present invention.
Reference therein includes: basin with compound 1, speech coil framework 2, speech coil framework pad 21, centring disk 3, sputtering part 31, shell 4, electrical connector 41, washer 5, Magnet 6, conductive magnetic yoke 7, ring 9, dust cover 10.
The most identical label indicates similar or corresponding feature or function.
Detailed description of the invention
In the following description, for purposes of illustration, in order to provide the comprehensive understanding to one or more embodiments, many details are elaborated.It may be evident, however, that these embodiments can also be realized in the case of not having these details.In other example, for the ease of describing one or more embodiments, known structure and equipment illustrate in block form an.
For describing the loadspeaker structure of the present invention in detail, below with reference to accompanying drawing, the specific embodiment of the present invention is described in detail.
Fig. 1 and Fig. 2 respectively illustrates the speaker decomposition texture according to the present invention and cross-section structure.
As Fig. 1 and Fig. 2 jointly shown in, the speaker of the embodiment of the present invention, including circular configuration shell 4, be fixed on shell 4 electrical connector 41 for connecting speaker peripheral circuits and be housed in the vibrational system in shell 4;Wherein, centring disk 3 that vibrational system includes loop configuration, the speech coil framework 2 being hung in shell 4 by centring disk 3, speech coil framework 2 is symmetrically arranged with speech coil framework pad 21, centring disk 3 is provided with the sputtering part 31 corresponding with speech coil framework pad 21 position, the two ends of sputtering part 31 turn on speech coil framework pad 21 and electrical connector 41 respectively, thus realize the conducting of speaker peripheral circuits.
Specifically, Fig. 3 shows the structure of centring disk according to embodiments of the present invention.
As Fig. 1 to Fig. 3 jointly shown in, the centring disk 3 of the embodiment of the present invention is loop configuration, fixes, with shell 4, the outward flange being connected including the fixing inward flange being connected of corrugated part and speech coil framework 2;Wherein, being provided with two symmetrical sputtering parts 31 on corrugated part, this sputtering part 31 is to sputter at the metallic conduction part on centring disk 3, is realized the conducting of speech coil framework pad 21 and electrical connector 41 by sputtering part 31.Wherein, electrical connector 41 injection is fixed on shell 4, is provided with electrical connector pad on electrical connector 41, and sputtering part 31 turns on electrical connector pad;Speech coil framework 2 is tubular structure, is wound with voice coil line on speech coil framework 2, and voice coil line turns on the speech coil framework pad 21 being arranged on speech coil framework 2.
In a specific embodiment of the present invention, sputtering part 31 is turned on speech coil framework pad 21 and electrical connector 41 by conducting resinl respectively.Wherein, conducting resinl can realize conduction and the effect of viscose simultaneously, and it is a kind of adhesive solidifying or having after drying electric conductivity, and technique is simple, easily operated, existing welding conduction mode can be replaced, be effectively improved production efficiency and the reliability standard of product.
Jointly shown in conjunction with Fig. 1 to Fig. 3, in another embodiment of the present invention, vibrational system also includes the ring 9 that be connected fixing with shell 4 and is positioned at the basin with compound 1 inside ring 9 and dust cover 10;Wherein, basin with compound 1 is pyramidal structure, and the outward flange of basin with compound 1 is fixing with the inward flange of ring 9 to be connected, and the inward flange of basin with compound 1 is fixing with dust cover 10 to be connected;The curved sides of ring 9 is arranged near speech coil framework 2, or ring 9 is near centring disk 3 one lateral buckling.
Additionally, speaker also includes the magnetic circuit system being housed in shell 4;Wherein, magnetic circuit system include fixing with shell 4 be connected the conductive magnetic yoke 7 in " U " type structure, the Magnet 6 being housed in conductive magnetic yoke 7 center, be fixed on the Magnet 6 washer 5 away from conductive magnetic yoke 7 side.Wherein, conductive magnetic yoke 7 includes bottom and sidewall vertically disposed with bottom, forms magnetic gap between Magnet 6 and washer 5 and sidewall, and speech coil framework 2 is hung in magnetic gap under the effect of centring disk 3.By being passed through variable-current signal to voice coil line, make speech coil framework 2 by Lorentz force up-down vibration, drive basin with compound 1, ring 9 and dust cover 10 vibration sounding simultaneously.
In the speaker of the present invention, projection can also be set in the fixing position of bottom correspondence Magnet 6 of conductive magnetic yoke 7, in the center of Magnet 6 and washer 5, through hole is set, the oscillation space of vibrational system is increased, it is possible to increase the stability in the large of magnetic circuit system and the acoustical behavior of speaker by projection;Wherein, the axle center of protruding, magnetic circuit system and vibrational system is respectively positioned on same straight line.
It addition, for the acoustical behavior improving speaker further, it is also possible to short-circuited conducting sleeve is set in magnetic circuit system.Concrete, washer 5 arranges the avoiding structure corresponding with short-circuited conducting sleeve, short-circuited conducting sleeve is fixed in avoiding structure, offsets the impact on speaker internal magnetic field of the voice coil loudspeaker voice coil faradic current by short-circuited conducting sleeve.
Be can be seen that by above-mentioned embodiment, the speaker that the present invention provides, speech coil framework arranges pad, centring disk arranges the metal material (sputtering part) of sputtering, by sputtering part and speech coil framework pad and the conducting of electrical connector pad, it is achieved the conducting of loudspeaker voice coil and external circuit, simple in construction, easy to operate, reliability is high, it is prevented from voice coil line fracture or rosin joint, it is ensured that speaker acoustical behavior is reliable, stable.
Speaker according to the present invention is described in an illustrative manner above with reference to accompanying drawing.It will be understood by those skilled in the art, however, that the speaker that the invention described above is proposed, it is also possible on the basis of without departing from present invention, make various improvement.Therefore, protection scope of the present invention should be determined by the content of appending claims.

Claims (9)

1. a speaker, including shell, fixes electrical connector on the housing and is housed in the vibrational system in described shell;Wherein, described vibrational system includes the centring disk of loop configuration, is hung on the speech coil framework in described shell by described centring disk;It is characterized in that,
Described speech coil framework is symmetrically arranged with speech coil framework pad, described centring disk is provided with the sputtering part corresponding with described speech coil framework pad locations;
Described sputtering part turns on described speech coil framework pad and described electrical connector respectively.
2. speaker as claimed in claim 1, it is characterised in that
Described sputtering part is the metallic conduction part that symmetry sputters on described centring disk.
3. speaker as claimed in claim 1, it is characterised in that
Being wound with voice coil line on described speech coil framework, described voice coil line turns on described speech coil framework pad.
4. speaker as claimed in claim 1, it is characterised in that
Described sputtering part is turned on described speech coil framework pad and described electrical connector by conducting resinl respectively.
5. speaker as claimed in claim 1, it is characterised in that
Described vibrational system also includes the ring fixing with described shell and is positioned at the basin with compound inside described ring and dust cover;Wherein,
The outward flange of described basin with compound is fixed with described ring, and inward flange is fixed with described dust cover;
The curved sides of described ring is arranged near described speech coil framework.
6. speaker as claimed in claim 1, it is characterised in that
The injection of described electrical connector is fixing on the housing, is provided with electrical connector pad on described electrical connector, and described sputtering part turns on described electrical connector pad.
7. speaker as claimed in claim 1, it is characterised in that also include the magnetic circuit system being housed in described shell;Wherein,
Described magnetic circuit system includes the Magnet fixed, with described shell, the conductive magnetic yoke being connected, be housed in described conductive magnetic yoke center, is fixed on the described Magnet washer away from described conductive magnetic yoke side.
8. speaker as claimed in claim 7, it is characterised in that
Described conductive magnetic yoke includes bottom and sidewall vertically disposed with described bottom, forms magnetic gap between described Magnet and washer and described sidewall;
Described speech coil framework is hung in described magnetic gap.
9. speaker as claimed in claim 8, it is characterised in that
In the bottom of described conductive magnetic yoke, the corresponding ferropectic position of described magnetic is provided with projection;
The axle center of described projection, magnetic circuit system and vibrational system is located on the same line.
CN201610333141.4A 2016-05-18 2016-05-18 Loudspeaker Pending CN105828257A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610333141.4A CN105828257A (en) 2016-05-18 2016-05-18 Loudspeaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610333141.4A CN105828257A (en) 2016-05-18 2016-05-18 Loudspeaker

Publications (1)

Publication Number Publication Date
CN105828257A true CN105828257A (en) 2016-08-03

Family

ID=56530675

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610333141.4A Pending CN105828257A (en) 2016-05-18 2016-05-18 Loudspeaker

Country Status (1)

Country Link
CN (1) CN105828257A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019041372A1 (en) * 2017-09-04 2019-03-07 南通大通电气有限公司 Booth box provided with speaker
CN110337053A (en) * 2019-07-19 2019-10-15 歌尔股份有限公司 A kind of Ultrathin speaker
CN110572753A (en) * 2019-08-26 2019-12-13 歌尔股份有限公司 Sound production device and electronic equipment
CN111818433A (en) * 2020-08-31 2020-10-23 歌尔股份有限公司 Loudspeaker
WO2021012610A1 (en) * 2019-07-19 2021-01-28 歌尔股份有限公司 Dust-proof cap assembly and ultra-thin loudspeaker

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2684503Y (en) * 2004-03-23 2005-03-09 黄清山 An elastic wave
JP3751445B2 (en) * 1998-07-23 2006-03-01 フオスター電機株式会社 Speaker damper and method of manufacturing the same
CN2857390Y (en) * 2005-12-09 2007-01-10 大原博 Metal foil moving coil
CN104320745A (en) * 2014-10-24 2015-01-28 歌尔声学股份有限公司 Speaker
CN104822115A (en) * 2015-05-08 2015-08-05 歌尔声学股份有限公司 Loudspeaker device
CN204836553U (en) * 2015-07-17 2015-12-02 大原博 Wire bullet ripples of cooperation yarn trend
CN205754830U (en) * 2016-05-18 2016-11-30 歌尔股份有限公司 Speaker

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3751445B2 (en) * 1998-07-23 2006-03-01 フオスター電機株式会社 Speaker damper and method of manufacturing the same
CN2684503Y (en) * 2004-03-23 2005-03-09 黄清山 An elastic wave
CN2857390Y (en) * 2005-12-09 2007-01-10 大原博 Metal foil moving coil
CN104320745A (en) * 2014-10-24 2015-01-28 歌尔声学股份有限公司 Speaker
CN104822115A (en) * 2015-05-08 2015-08-05 歌尔声学股份有限公司 Loudspeaker device
CN204836553U (en) * 2015-07-17 2015-12-02 大原博 Wire bullet ripples of cooperation yarn trend
CN205754830U (en) * 2016-05-18 2016-11-30 歌尔股份有限公司 Speaker

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019041372A1 (en) * 2017-09-04 2019-03-07 南通大通电气有限公司 Booth box provided with speaker
CN110337053A (en) * 2019-07-19 2019-10-15 歌尔股份有限公司 A kind of Ultrathin speaker
WO2021012610A1 (en) * 2019-07-19 2021-01-28 歌尔股份有限公司 Dust-proof cap assembly and ultra-thin loudspeaker
WO2021012611A1 (en) * 2019-07-19 2021-01-28 歌尔股份有限公司 Ultra-thin loudspeaker
CN110337053B (en) * 2019-07-19 2021-07-27 歌尔股份有限公司 Ultra-thin loudspeaker
CN110572753A (en) * 2019-08-26 2019-12-13 歌尔股份有限公司 Sound production device and electronic equipment
CN111818433A (en) * 2020-08-31 2020-10-23 歌尔股份有限公司 Loudspeaker

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Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268

Applicant after: Goertek Inc.

Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268

Applicant before: Goertek Inc.

Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268

Applicant after: Goertek Inc.

Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268

Applicant before: Goertek Inc.

RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20160803