CN205584481U - Loudspeaker - Google Patents
Loudspeaker Download PDFInfo
- Publication number
- CN205584481U CN205584481U CN201620348119.2U CN201620348119U CN205584481U CN 205584481 U CN205584481 U CN 205584481U CN 201620348119 U CN201620348119 U CN 201620348119U CN 205584481 U CN205584481 U CN 205584481U
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- limit
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- washer
- voice coil
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Abstract
The utility model provides a loudspeaker, including the shell and accept the magnetic circuit in the shell, wherein, magnetic circuit includes magnetic yoke, fixes limit magnet that the centring magnet put at magnetic yoke central point, around the Center magnet set up, corresponds with centring magnet and limit magnet that the center that sets up is magnificent to be taken charge of and bian huasi, be provided with vertical turn -ups on bian huasi's side, the turn -ups is the corresponding magnetic yoke that extends to on loudspeaker's direction of height to, the one end that the turn -ups is close to magnetic yoke does not surpass the position that magnetic yoke kept away from the one end of limit magnet, the turn -ups is moulded plastics to the lateral wall of shell in. Utilizing above -mentioned utility model, can guaranteeing compaginating between hua si and the shell, the intensity and the reliability of reinforcing shell prevent that shell and china department from taking place to be out of shape.
Description
Technical field
This utility model relates to technical field of acoustics, more specifically, relates 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 rises in sound place system
Indispensable effect.Speaker is a device the weakest in sound place system, and puts for sound
For effect, it is again most important parts.Speaker of a great variety, audio frequency electric energy is by electricity
Magnetic, 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 and receiver just, people are just heard beautiful sound.
At present, be applied to the speaker on the small mobile terminals products such as mobile phone, Pad, notebook computer, how with
Coil-moving speaker is main.
At present, speaker is the requirement meeting performance and reliability, and the washer of magnetic circuit system is sometimes for adopting
Fixing in the enclosure with injection molding manner, in use, there is washer and plastic cement in the shell of injection washer
The problem that shell is peeled off, affects the normal of product and uses and conforming product rate.Additionally, due to centring magnet
Suction, this shell, in hot and humid experimentation, often causes shell plastic cement to become with limit washer
Shape, causes shell plastic cement to restrain toward inner side, affects the normal of product and uses and yield.
Utility model content
In view of the above problems, the purpose of this utility model is to provide a kind of speaker, to solve to raise one's voice at present
The problem that the limit washer extruding shell of device causes shell and self-deformation thereof.
The speaker that this utility model provides, including shell and collecting magnetic circuit system in the enclosure；Its
In, magnetic circuit system include conductive magnetic yoke, the centring magnet being fixed on conductive magnetic yoke center, around center magnetic
The center washer that is correspondingly arranged with centring magnet and limit Magnet of limit Magnet that ferrum is arranged and limit washer；On limit
Being provided with vertical flange on the side of washer, flange correspondence in the short transverse of speaker extends to magnetic conduction
Yoke, and, flange near one end of conductive magnetic yoke without departing from conductive magnetic yoke away from the position of one end of limit Magnet；
Flange is molded to the sidewall of shell.
Furthermore it is preferred that structure be on the side of limit washer, be provided with at least one place's flange.
Furthermore it is preferred that structure be, the thickness of the thickness of conductive magnetic yoke and limit Magnet and the height not less than flange
Degree, the shell being molded with flange is fastened on the outside of conductive magnetic yoke.
Furthermore it is preferred that structure be that speaker is rectangular configuration；Limit washer includes the major axis along speaker
Two the first limit washers that direction is arranged, and two the second limits China of the short-axis direction setting along speaker
Department, is provided with flange on the washer of each limit.
Furthermore it is preferred that structure be that limit washer is provided with two, two limit washers are along the major axis of speaker
Directional spreding.
Furthermore it is preferred that structure be that limit washer is loop configuration, each side at limit washer is respectively provided with
There is flange.
Furthermore it is preferred that structure be also to include the vibrational system housed in the enclosure；Wherein, vibration system
System includes vibrating diaphragm and is fixed on the voice coil loudspeaker voice coil of vibrating diaphragm side；Voice coil loudspeaker voice coil includes voice coil loudspeaker voice coil main body and is wrapped in voice coil loudspeaker voice coil main body
On voice coil leads.
Furthermore it is preferred that structure be, between limit washer and limit Magnet and center washer and centring magnet formed
Magnetic gap, voice coil loudspeaker voice coil is hung in magnetic gap.
Furthermore it is preferred that structure be that vibrating diaphragm includes fixing the fixed part being connected and fixed part one with shell
The ring portion of the male female structure that body is arranged, and it is positioned at the planar portions inside ring portion, planar portions is tied
Conjunction has reinforcement part.
Furthermore it is preferred that structure be also to include being moulded on shell the inside and outside electricity for connecting speaker
The shell fragment on road；Shell fragment turns on voice coil leads.
Knowable to technical scheme above, speaker of the present utility model, the sidewall of limit washer is arranged
Vertical turnup structure, it is possible to limit washer is firmly embedded in shell, and prevent using conductive magnetic yoke as barricade
Only shell and the deformation of limit washer, during effectively preventing product from using, washer comes off from shell, can not only
Increase injection washer and the package power of shell plastic cement and the restriction of all directions position, moreover it is possible to effectively improve
The casing deformation problem caused because of experiment, enough strengthens the intensity of shell self, reduces the fraction defective of product,
Guarantee that properties of product are reliable and stable.
Accompanying drawing explanation
By with reference to below in conjunction with the explanation of accompanying drawing and the content of claims, and along with to this practicality
Novel is more fully understood from, and other purpose of the present utility model and result will be more apparent and should be readily appreciated that.
In the accompanying drawings:
Fig. 1 is the speaker overall structure schematic diagram according to this utility model embodiment；
Fig. 2 is the speaker cross-sectional view according to this utility model embodiment；
Fig. 3 is the limit washer structure schematic diagram according to this utility model embodiment；
Fig. 4 is the shell according to this utility model embodiment and limit washer package assembly schematic diagram.
Reference therein includes: shell 1, limit washer 2, flange 21, conductive magnetic yoke 3.
The most identical label indicates similar or corresponding feature or function.
Detailed description of the invention
For describing the loadspeaker structure of this utility model embodiment in detail, below with reference to accompanying drawing to this practicality
Novel specific embodiment is described in detail.
Fig. 1 and Fig. 2 shows the whole of the speaker according to this utility model embodiment the most from different perspectives
Body structure and cross-section structure.
As Fig. 1 and Fig. 2 jointly shown in, the speaker of this utility model embodiment, including shell 1 and receive
Hold the magnetic circuit system in shell 1；Wherein, magnetic circuit system includes conductive magnetic yoke 3, is fixed in conductive magnetic yoke 3
The centring magnet of heart position, the limit Magnet arranged around centring magnet and centring magnet and limit Magnet are respectively
The center washer being correspondingly arranged and limit washer 2, be provided with vertical flange 21 on the side of limit washer 2,
Flange 21 correspondence in the short transverse of speaker extends to conductive magnetic yoke 3, and, flange 21 is near magnetic conduction
One end of yoke 3 without departing from conductive magnetic yoke 3 away from the position of one end of limit Magnet；Flange 21 is molded to shell
In the sidewall of 1, it is achieved limit washer 2 is firmly connected with shell 1, additionally, the flange 21 of limit washer 2
Extend to outside conductive magnetic yoke 3, it is possible to prevent shell 1 and limit washer 2 from shape occurring with conductive magnetic yoke 3 for barricade
Become, be effectively improved the casing deformation problem caused because of experiment.
In a detailed description of the invention of the present utility model, limit washer 2 includes the major axis side along speaker
To two the first limit washers arranged, and two the second limit washers of the short-axis direction setting along speaker,
Flange 21 is arranged on the second limit washer, or, the first limit washer and the second limit washer are respectively provided with one
The flange 21 of fixed width degree, the length of flange 21 is not more than the length of the side of corresponding limit washer, by flange
21 are molded to shell 1, it is possible on the major axis of speaker, short axle and altitude axis direction, opposite side washer enters
Row is spacing, it is to avoid produces during it uses and comes off.
In another embodiment of the present utility model, limit washer is provided with two, two limit washers about
The long axis direction of speaker is symmetric, and is provided with at least one flange on the washer of each limit.Change speech
It, the limit washer in this embodiment includes the limit washer that two long axis directions along speaker are arranged.Additionally,
Limit of the present utility model washer structure is not limited to above two structure, for limit washer be loop configuration or
Person's polymorphic structure etc. all can use the mode arranging flange, strengthens the injection firmness of itself and shell.Example
As, limit washer is set to loop configuration, is respectively arranged with on four sides of the limit washer of loop configuration
At least one flange, the length of flange is more than the distance of limit washer to conductive magnetic yoke, so that being embedded with flange
Shell be buckled in conductive magnetic yoke shell, prevent the deformation of washer and shell.
During it should be noted that be set to the various structures such as two, four or loop configuration at limit washer,
The length of the flange arranged on each side of limit washer is not more than the length of the side of corresponding limit washer,
Further, being provided with at least one flange on the washer of limit, the number that arranges of flange can be according to limit washer
Length, product size or production requirement are adjusted.Additionally, the structure of flange of the present utility model is also
It is not limited to the design of washer, similar needs, laminated structure assembly is carried out with shell or other equipment
When injection is fixing, all can set flange in the edge position of laminated structure assembly, with to company therebetween
Connect intensity to strengthen.
Specifically, Fig. 3 shows the limit washer structure according to this utility model embodiment；Fig. 4 shows
Limit washer according to this utility model embodiment and outer casing assembling structure.
Jointly shown in conjunction with Fig. 1 to Fig. 4, limit of the present utility model washer is list structure, at limit washer 2
Center be provided with at least one place and the vertically disposed flange of limit washer 2 21, for improving limit in experiment
Washer extruding shell causes the problem of casing deformation, in speaker of the present utility model, conductive magnetic yoke 3
The thickness of thickness and limit Magnet and the height not less than flange 21, be molded flange 21 to shell 1,
Shell and the deformation of limit washer can be prevented using conductive magnetic yoke 3 as barricade, i.e. be molded with the shell 1 of flange 21
It is fastened on the outside of conductive magnetic yoke 3, can not only increase between the injection raw material of limit washer 2 and shell 1
Package power, opposite side washer 2 all directions carry out location and limit, additionally it is possible to be effectively improved outside causing because of experiment
Shell problem on deformation.
In another detailed description of the invention of the present utility model, speaker also includes that being housed in shell 1 is formed
Cavity in vibrational system (not shown) and magnetic circuit system；Wherein, vibrational system include vibrating diaphragm,
It is fixed on the voice coil loudspeaker voice coil of vibrating diaphragm side, and is positioned at the reinforcement part of vibrating diaphragm center.Voice coil loudspeaker voice coil includes voice coil loudspeaker voice coil master
Body and be wrapped in the voice coil leads outside voice coil loudspeaker voice coil main body, the two ends of voice coil leads are drawn respectively from voice coil loudspeaker voice coil main body
Go out, and with speaker two be connected the shell fragments conducting of speaker peripheral circuits respectively, by shell fragment with
The cooperation of client production, it is achieved the conducting of speaker peripheral circuits.
Wherein, vibrating diaphragm farther include fixing with shell 1 be connected fixed part (being positioned at the outermost of vibrating diaphragm),
The ring portion of the male female structure being wholely set with fixed part and be arranged on the planar portions (position within ring portion
Penetralia in vibrating diaphragm), reinforcement part is combined in the planar portions of vibrating diaphragm, is mainly used in regulating the acoustics of speaker
Performance, for reducing the oeverall quality of vibrational system, the generally position in vibrating diaphragm planar portions correspondence reinforcement part sets
Putting material, reinforcement part then covers to be gone to expect position at this.
It addition, magnetic circuit system includes, for fixed magnet the conductive magnetic yoke 3 of revising the magnetic line of force, being pasted and fixed on
The centring magnet of conductive magnetic yoke 3 center and the limit Magnet arranged around centring magnet, at centring magnet
It is sticked center washer away from the side of conductive magnetic yoke 3, has arranged away from the same side of conductive magnetic yoke 3 at limit Magnet
There is limit washer 2；Wherein, the hole existed between centring magnet and limit Magnet is magnetic gap, and voice coil loudspeaker voice coil is outstanding to be set
In this magnetic gap, when the voice coil loudspeaker voice coil being in magnetic field has tone currents to flow through, can be pushed away by an alternation
Power produces alternate motion, thus drives vibrating diaphragm shake, and then promotion air and sounding repeatedly.
Specifically, the center at the side of limit washer 2 is respectively arranged with flange 21；Wherein, flange
21 is the prominent structure that the side with limit washer 2 set up along speaker height side is perpendicular, flange
The width of 21 is not more than the length of the side of corresponding limit washer 2, and the length (or height) of flange is prolonged
Extend conductive magnetic yoke, and, flange 21 near one end of conductive magnetic yoke 3 without departing from conductive magnetic yoke 3 away from limit Magnet
One end position (level to place and vibrating diaphragm by protecgulum from upside sounding time, reality be without departing from
The bottom position of conductive magnetic yoke 3).When limit washer 2 is molded with shell 1, the injection raw material of injection casing 1
Can be full of flange 21, opposite side washer 2 is in the short transverse (or Z-direction) of speaker and level side
Carry out spacing in (or X-axis and Y direction), it is to avoid limit washer separation occurs or dodges seam with shell.
In another detailed description of the invention of the present utility model, shell includes upper casing and the lower casing of adaptive connection；
Or, shell includes upper casing, mesochite and the lower casing etc. of adaptive connection.
By above-mentioned embodiment it can be seen that this utility model provide speaker, at the side of washer
The flange that upper setting is vertically gone up, when washer is fixing with shell injection, the injection raw material energy of shell
Be full of flange, make washer all can obtain the most spacing in height and the horizontal direction of shell, it is to avoid washer with
Shell departs from or occurs dodging seam；Additionally, flange is extended to outside conductive magnetic yoke, additionally it is possible to guarantee limit washer
And the firmness between shell and reliability, improve shell qualification rate, reduces the risk of washer deformation.
Describe in an illustrative manner above with reference to accompanying drawing according to the speaker that the utility model proposes.But,
It will be appreciated by those skilled in the art that the speaker that above-mentioned this utility model is proposed, it is also possible to
Without departing from making various improvement on the basis of this utility model content.Therefore, protection model of the present utility model
Enclose and should be determined by the content of appending claims.
Claims (10)
1. a speaker, including shell and be housed in the magnetic circuit system in described shell；Wherein, institute
State magnetic circuit system include conductive magnetic yoke, the centring magnet being fixed on described conductive magnetic yoke center, around described
The center washer that the limit Magnet that centring magnet is arranged is correspondingly arranged with described centring magnet and described limit Magnet
With limit washer；It is characterized in that,
Being provided with vertical flange on the side of described limit washer, described flange is at the height of described speaker
On direction, correspondence extends to described conductive magnetic yoke, and, described flange does not surpasses near one end of described conductive magnetic yoke
Go out the described conductive magnetic yoke position away from one end of described limit Magnet；
In the sidewall of described flange injection extremely described shell.
2. speaker as claimed in claim 1, it is characterised in that
The side of described limit washer is provided with at least one place's flange.
3. speaker as claimed in claim 1, it is characterised in that
The thickness of the thickness of described conductive magnetic yoke and described limit Magnet and the height not less than described flange, injection
The shell having described flange is fastened on the outside of described conductive magnetic yoke.
4. speaker as claimed in claim 1, it is characterised in that
Described speaker is rectangular configuration；
Described limit washer includes two the first limit washers arranged along the long axis direction of described speaker, and
Two the second limit washers arranged along the short-axis direction of described speaker, are provided with on the washer of each limit and turn over
Limit.
5. speaker as claimed in claim 1, it is characterised in that
Described limit washer is provided with two, and two limit washers are distributed along the long axis direction of described speaker.
6. speaker as claimed in claim 1, it is characterised in that
Described limit washer is loop configuration, and each side at described limit washer is respectively arranged with flange.
7. speaker as claimed in claim 1, it is characterised in that also include being housed in described shell
Vibrational system；Wherein,
Described vibrational system includes vibrating diaphragm and is fixed on the voice coil loudspeaker voice coil of described vibrating diaphragm side；
Described voice coil loudspeaker voice coil includes voice coil loudspeaker voice coil main body and the voice coil leads being wrapped in described voice coil loudspeaker voice coil main body.
8. speaker as claimed in claim 7, it is characterised in that
Magnetic gap is formed between described limit washer and limit Magnet and described center washer and centring magnet, described
Voice coil loudspeaker voice coil is hung in described magnetic gap.
9. speaker as claimed in claim 7, it is characterised in that
Described vibrating diaphragm includes fixing with described shell what the fixed part that is connected and described fixed part were wholely set
The ring portion of male female structure, and it is positioned at the planar portions inside described ring portion, described planar portions is tied
Conjunction has reinforcement part.
10. speaker as claimed in claim 7, it is characterised in that
Also include being molded on the housing for connecting the shell fragment of the peripheral circuits of described speaker；
Described shell fragment turns on described voice coil leads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620348119.2U CN205584481U (en) | 2016-04-21 | 2016-04-21 | Loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620348119.2U CN205584481U (en) | 2016-04-21 | 2016-04-21 | Loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205584481U true CN205584481U (en) | 2016-09-14 |
Family
ID=56860005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620348119.2U Active CN205584481U (en) | 2016-04-21 | 2016-04-21 | Loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205584481U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108289273A (en) * | 2018-03-28 | 2018-07-17 | 深圳倍声声学技术有限公司 | A kind of diaphragm and receiver |
| CN109788405A (en) * | 2018-12-20 | 2019-05-21 | 歌尔股份有限公司 | A kind of sounding device and assemble method |
-
2016
- 2016-04-21 CN CN201620348119.2U patent/CN205584481U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108289273A (en) * | 2018-03-28 | 2018-07-17 | 深圳倍声声学技术有限公司 | A kind of diaphragm and receiver |
| WO2019184152A1 (en) * | 2018-03-28 | 2019-10-03 | 深圳倍声声学技术有限公司 | Diaphragm and receiver |
| CN109788405A (en) * | 2018-12-20 | 2019-05-21 | 歌尔股份有限公司 | A kind of sounding device and assemble method |
| CN109788405B (en) * | 2018-12-20 | 2020-08-25 | 歌尔股份有限公司 | Sound production device and assembly method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |