CN209170644U - A kind of loudspeaker - Google Patents
A kind of loudspeaker Download PDFInfo
- Publication number
- CN209170644U CN209170644U CN201821746866.7U CN201821746866U CN209170644U CN 209170644 U CN209170644 U CN 209170644U CN 201821746866 U CN201821746866 U CN 201821746866U CN 209170644 U CN209170644 U CN 209170644U
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- shell
- magnetic yoke
- conductive magnetic
- glue groove
- loudspeaker
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Abstract
The utility model discloses a kind of loudspeakers, comprising: is formed with the shell of accommodating chamber and the vibrational system being housed in the accommodating chamber and magnetic circuit system；The magnetic circuit system includes conductive magnetic yoke, and the conductive magnetic yoke includes the bonding plane being adhesively fixed with the shell by colloid, and the inner surface of the shell includes stationary plane corresponding with the bonding plane；On the bonding plane and or stationary plane on be formed with storage glue groove.Loudspeaker provided by the utility model improves the glue-spread between conductive magnetic yoke and shell, enhances the sticking strength between conductive magnetic yoke and shell, so that the fixation that can more combine closely between shell and conductive magnetic yoke, while also increasing the leakproofness of loudspeaker.
Description
Technical field
The utility model relates to electro-acoustic product technical fields, more particularly, to a kind of loudspeaker.
Background technique
With science and technology fast development, the especially rapid development of mobile communication technology, audio frequency apparatus along with mobile phone,
Being widely used for electronic products such as PAD, computer and be gradually known, people are also gradually to audio provisioned in electronic equipment
Equipment has an increasingly higher demands, and whether audio frequency apparatus is easily damaged when directly affecting user using these mobile electronic devices
Direct feel.
Loudspeaker is the important acoustic element of portable electronic device, is turned between electric signal and voice signal for completing
It changes, is a kind of energy conversion device.Loudspeaker generally includes the loudspeaker monomer of shell and receiving inside the shell, loudspeaker monomer
Including conductive magnetic yoke.For common loudspeaker, the connection between shell and conductive magnetic yoke is also bonded using traditional face and face contact,
But with the development of science and technology, loadspeaker structure shows lighter smaller thinner variation tendency, this frame mode
Change will be so that the glue-spread between shell and conductive magnetic yoke tails off in limited area, to not can guarantee tool between the two
There is the case where enough adhesive strengths, user is easy to appear the cracking of the colloid between shell and conductive magnetic yoke in actual use,
It can not normal use so as to cause product.
Therefore, in order to overcome the shortcomings of the prior art, needing to provide a kind of novel loudspeaker.
Utility model content
The purpose of this utility model is to provide a kind of loudspeakers, improve the glue-spread between conductive magnetic yoke and shell, enhancing
Sticking strength between conductive magnetic yoke and shell, so that the fixation that can more combine closely between shell and conductive magnetic yoke, while
Increase the leakproofness of loudspeaker.
In order to achieve the above objectives, the utility model provides a kind of loudspeaker, and the loudspeaker includes:
It is formed with the shell of accommodating chamber and the vibrational system being housed in the accommodating chamber and magnetic circuit system；
The magnetic circuit system includes conductive magnetic yoke, and the conductive magnetic yoke includes to be glued with the shell by what colloid was adhesively fixed
Junction, the inner surface of the shell include stationary plane corresponding with the bonding plane；
On the bonding plane and or stationary plane on be formed with storage glue groove.
Further, it is preferable to which scheme is, the storage glue groove is formed on the stationary plane, and the storage glue groove is by the shell inside
Surface is recessed inwardly to be formed.
Further, it is preferable to which scheme is, the storage glue groove is formed on bonding plane, and the storage glue groove is inside by the bottom surface of conductive magnetic yoke
Recess is formed.
Further, it is preferable to which scheme is, the storage glue groove runs through the top surface of the conductive magnetic yoke.
Further, it is preferable to which scheme is, colloid is filled in the storage glue groove.
Further, it is preferable to which scheme is, the storage glue groove is continuous cyclic structure or segmental structure.
Further, it is preferable to which scheme is, the storage glue groove is evenly arranged.
Further, it is preferable to which scheme is, the horizontal cross-section of the storage glue groove is in rectangle, circle, ellipse and/or track type.
Further, it is preferable to scheme is, it include the outer surface in shell on shell corresponding with the conductive magnetic yoke
Opening, the conductive magnetic yoke cover the opening, and the storage glue groove is located at open edge being arranged circumferentially along the loudspeaker.
Further, it is preferable to which scheme is, the shell is loudspeaker monomer shell or loudspeaker module shell.This is practical new
Type has the beneficial effect that:
1, storage glue groove is arranged in loudspeaker provided by the utility model at the position of shell stationary plane and conductive magnetic yoke bonding plane,
The glue-spread between conductive magnetic yoke and shell can be increased, enhance the sticking strength between conductive magnetic yoke and shell.Meanwhile storage glue groove is uniform
Arrangement further mitigates influence of the bonded areas stress concentration phenomenon to the cohesive force between shell and conductive magnetic yoke, enhances shell
Adhesion strength between conductive magnetic yoke guarantees the stability of loudspeaker entirety.
2, loudspeaker provided by the utility model can be stored in storage glue groove and be applied between shell stationary plane and conductive magnetic yoke bonding plane
The colloid that glue is overflowed when fixed, it is therefore prevented that conductive magnetic yoke and shell generate excessive excessive glue when being adhesively fixed, to the shadow of loudspeaker
It rings, improves the convenience for smearing colloid, ensure that the smooth beauty of speaker bottom, and be easily assembled.
3, it in loadspeaker structure provided by the utility model, is formed with out in the position that the shell corresponds to conductive magnetic yoke
Mouthful, part conductive magnetic yoke can be directly exposed to outside shell, and storage glue groove is located at open edge being arranged circumferentially along the loudspeaker,
By storage glue groove provided by the utility model, can make in the case where guaranteeing the adhesion strength between shell and conductive magnetic yoke
Obtaining loudspeaker monomer can preferably radiate.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
Fig. 1 shows loudspeaker overlooking structure diagram provided by the utility model.
Specific embodiment
In following description given, for purposes of illustration, in order to provide comprehensive reason to one or more embodiment
Solution, numerous specific details are set forth.It may be evident, however, that these realities can also be realized without these specific details
Apply mode.
In order to illustrate more clearly of the utility model, the utility model is done into one below with reference to preferred embodiments and drawings
The explanation of step.Similar component is indicated in attached drawing with identical appended drawing reference.It will be appreciated by those skilled in the art that below
Specifically described content is illustrative and be not restrictive, and should not be limited the protection scope of the present invention.
It is also viscous using traditional face and face contact in view of the connection between the shell and conductive magnetic yoke of loudspeaker in the prior art
It closes, but with the development of science and technology, loadspeaker structure shows lighter smaller thinner variation tendency, this frame mode
Change will be so that in limited area, the glue-spread between shell and conductive magnetic yoke can tail off, to not can guarantee enough
The case where adhesive strength, user is easy to appear the cracking of the colloid between shell and conductive magnetic yoke in actual use, so as to cause
Product can not normal use.The utility model provides a kind of loudspeaker, improves the glue-spread between conductive magnetic yoke and shell, and enhancing is led
Sticking strength between magnetic yoke and shell, so that the fixation that can more combine closely between shell and conductive magnetic yoke, while also increasing
Add the leakproofness of loudspeaker.
Specifically, it is described in detail in conjunction with attached drawing, Fig. 1 shows a kind of loudspeaker of preferred embodiment of the utility model
Combination schematic top plan view；A kind of loudspeaker is provided in a kind of preferred embodiment of the utility model, including is formed with receiving
The shell of chamber and the loudspeaker monomer being housed in the accommodating chamber, it should be noted that in the present embodiment, the shell
Including the first shell and second shell being fixed together, the loudspeaker monomer includes vibrational system and magnetic circuit system
System, wherein the magnetic circuit system includes conductive magnetic yoke and in conjunction with the magnet for being fixed on the conductive magnetic yoke top surface；The conductive magnetic yoke packet
The bonding plane being adhesively fixed with the shell by colloid is included, the inner surface of the shell includes and the bonding plane pair
The stationary plane answered；On the bonding plane and or stationary plane on be formed with storage glue groove.Further, this loudspeaker can be loudspeaking
Device monomer, or integrated loudspeaker mould group, present embodiment is without limitation, below by taking loudspeaker mould group as an example
Loudspeaker provided by the utility model is explained in detail.
As shown in connection with fig. 1, a kind of loudspeaker mould group is led to including the first shell and second shell being fixed together
It crosses in the accommodating chamber that first shell and second shell surround and contains loudspeaker monomer, the loudspeaker monomer includes vibration system
System and magnetic circuit system, wherein the magnetic circuit system includes conductive magnetic yoke 1 and in conjunction with the magnet for being fixed on the conductive magnetic yoke top surface.
The conductive magnetic yoke 1 includes the bonding plane 11 being adhesively fixed with the first shell by colloid, the inside of the first shell
Surface includes stationary plane corresponding with the bonding plane 11；On the bonding plane 11 and or stationary plane on be provided with storage glue groove
2.It should be noted that storage glue groove 2 is to be provided separately within the bonding of conductive magnetic yoke 1 in the loadspeaker structure that present embodiment provides
On conductive magnetic yoke bottom surface corresponding to face 11, but the storage glue groove can also be provided separately on the inside of first shell corresponding to stationary plane
On surface or on conductive magnetic yoke bottom surface corresponding to conductive magnetic yoke bonding plane and first shell inner surface corresponding to stationary plane
On be respectively provided with storage glue groove.Table on the inside of the first shell corresponding to the corresponding conductive magnetic yoke bottom surface of conductive magnetic yoke bonding plane and stationary plane
When being respectively provided with storage glue groove on face, the storage glue groove that is formed on conductive magnetic yoke bonding plane and it is formed in first shell corresponding to stationary plane
Storage glue groove on inner surface can be oppositely arranged, and can also be shifted to install, present embodiment is without limitation.
Storage glue groove is arranged in loudspeaker provided by the utility model at the position of shell stationary plane and conductive magnetic yoke bonding plane, can
Increase the glue-spread between conductive magnetic yoke and shell, enhances the sticking strength between conductive magnetic yoke and shell.Meanwhile storage glue groove can be along raising
Sound device is arranged circumferentially, and further mitigates bonded areas stress concentration phenomenon to the cohesive force between shell and conductive magnetic yoke
It influences, enhances the adhesion strength between shell and conductive magnetic yoke, guarantee the stability of loudspeaker entirety.
When the storage glue groove is formed on the stationary plane fixed in conjunction with conductive magnetic yoke bonding plane of first shell, the storage
Glue groove is recessed inwardly by the first shell inner surface and is formed.When the storage glue groove is formed in corresponding to conductive magnetic yoke bonding plane
When on conductive magnetic yoke bottom surface, the storage glue groove is recessed inwardly by the bottom surface of conductive magnetic yoke and is formed, i.e., the described storage glue groove is in the conductive magnetic yoke
Upper is in blind hole structure.
In conjunction with schematic structure, present embodiment provides one kind and is preferably carried out mode, and the bonding plane 11 is located at described lead
The bottom edge position of magnetic yoke 1, the storage glue groove 2 are located on bonding plane 11, and the storage glue groove 2 runs through the top surface of conductive magnetic yoke,
That is storage glue groove forms through-hole structure in the conductive magnetic yoke.
In present embodiment, that either above-mentioned storage glue groove molding structure can be stored up in storage glue groove using the storage glue groove
Deposit the colloid overflowed when gluing is fixed between shell stationary plane and conductive magnetic yoke bonding plane, it is therefore prevented that conductive magnetic yoke is Nian Jie with shell solid
Timing generates excessive excessive glue, the influence to loudspeaker, improves the convenience for smearing colloid, ensure that the flat of speaker bottom
Whole beauty, and be easily assembled.
For the horizontal cross sectional geometry of storage glue groove 2 employed in the utility model above embodiment can in rectangle,
Round, ellipse and or track type, the utility model the shape of the storage glue groove 2 is not limited, those skilled in the art
It can be designed according to the actual situation.But in the embodiments of the present invention, answered to further mitigate bonded areas
Influence of the power concentration phenomenon to the cohesive force between first shell and conductive magnetic yoke 1, as shown in connection with fig. 1, can in first shell or
Multiple storage glue grooves 2 are arranged in the marginal position of conductive magnetic yoke 1, i.e., form multiple be uniformly distributed in the position of 1 bonding plane of conductive magnetic yoke
It is circular storage glue groove 2 in the horizontal cross-section of 1 circumferential edge position of conductive magnetic yoke, to further enhance first shell and conductive magnetic yoke
Between adhesion strength.
In addition, in other embodiments, the storage glue groove 2 can be continuous cyclic structure or segmental structure, to expand
Bond area between big first shell and conductive magnetic yoke increases the glue-spread between shell and conductive magnetic yoke, so increase shell and
Intensity is pasted between conductive magnetic yoke.
In the prior art, audio frequency apparatus always exists the difficult problem of heat dissipation, which provides another preferred
The position that embodiment corresponds to conductive magnetic yoke in the first shell is formed with the opening of outer surface in perforation first shell, institute
It states conductive magnetic yoke and covers the opening, the storage glue groove is located at open edge.
The exposed outside in first shell of the portion bottom surface of conductive magnetic yoke and setting is flushed with the outer surface of first shell, this
Kind structure not only ensure that the smooth beauty of speaker bottom, be easily assembled, while conductive magnetic yoke being made to be directly exposed to first shell
Outside, the integral heat sink ability of loudspeaker is effectively improved.
It should be noted that on the basis of the above embodiment, first shell described in the utility model can not also have
There is the opening of the outer surface in shell, can be integral molded plastic shell, or whole steel disc, or can also be steel disc
And the combination of injection-moulded housing is combined using steel disc as a part of first shell with first shell sealing, both ensure that first
The structural strength of shell also improves the heat dissipation effect of loudspeaker mould group entirety；The storage glue groove is not limited to raise along described at this time
Sound device is arranged circumferentially, and also can according to need storage glue groove being evenly arranged in case inside surface or conductive magnetic yoke bottom surface
Other positions.
Above embodiment is elaborating of carrying out by taking loudspeaker mould group as an example, and when for loudspeaker monomer, some is raised
Sound device monomer can combine bottom case to protect conductive magnetic yoke in the lower end of conductive magnetic yoke, and the bottom case can be used as above embodiment at this time
Storage glue groove is arranged in the first shell, the effect played for its assembling structure and compared with the existing technology with above-mentioned reality
It applies essentially identical in mode, therefore is not repeating herein.
It is further to note that magnetic circuit system provided by the utility model can be five magnetic circuit systems, including it is located at
Between the centring magnet at position and the conductive magnetic yoke of fixation in combination, and four blocks of side magnet and therewith around centring magnet setting
In conjunction with fixed side conductive magnetic yoke.In addition, magnetic circuit system provided by the utility model can also be single magnetic circuit system or three magnetic circuit systems
System, is no longer repeated herein.
Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention, for those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways, all embodiments can not be exhaustive here,
It is all to belong to obvious changes or variations that the technical solution of the utility model is extended out still in the utility model
The column of protection scope.
Claims (9)
1. a kind of loudspeaker, the loudspeaker include:
It is formed with the shell of accommodating chamber and the vibrational system being housed in the accommodating chamber and magnetic circuit system；
The magnetic circuit system includes conductive magnetic yoke, the conductive magnetic yoke include be adhesively fixed with the shell by colloid it is bonding
Face, the inner surface of the shell include stationary plane corresponding with the bonding plane；It is characterized in that,
On the bonding plane and or stationary plane on be formed with storage glue groove；
It include the opening of the outer surface in shell on shell corresponding with the conductive magnetic yoke, described in the conductive magnetic yoke covering
Opening, the storage glue groove are located at open edge being arranged circumferentially along the loudspeaker.
2. loudspeaker according to claim 1, which is characterized in that the storage glue groove is formed on the stationary plane, the storage
Glue groove is recessed inwardly by the shell inner surface and is formed.
3. loudspeaker according to claim 1, which is characterized in that the storage glue groove is formed on bonding plane, the storage glue groove
It is recessed inwardly and is formed by the bottom surface of conductive magnetic yoke.
4. loudspeaker according to claim 3, which is characterized in that the storage glue groove runs through the top surface of the conductive magnetic yoke.
5. loudspeaker according to claim 1, which is characterized in that be filled with colloid in the storage glue groove.
6. loudspeaker according to claim 1, which is characterized in that the storage glue groove is continuous cyclic structure or segmentation
Structure.
7. loudspeaker according to claim 1, which is characterized in that the storage glue groove is evenly arranged.
8. loudspeaker according to claim 1, which is characterized in that the horizontal cross-section of the storage glue groove is in rectangle, circle, ellipse
Round and/or track type.
9. loudspeaker according to claim 1, which is characterized in that the shell is loudspeaker monomer shell or loudspeaker
Module shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821746866.7U CN209170644U (en) | 2018-10-26 | 2018-10-26 | A kind of loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821746866.7U CN209170644U (en) | 2018-10-26 | 2018-10-26 | A kind of loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209170644U true CN209170644U (en) | 2019-07-26 |
Family
ID=67335410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821746866.7U Active CN209170644U (en) | 2018-10-26 | 2018-10-26 | A kind of loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209170644U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113126477A (en) * | 2021-04-14 | 2021-07-16 | 深圳市沃特沃德信息有限公司 | Bottom shell and intelligent wrist-watch of intelligence wrist-watch |
-
2018
- 2018-10-26 CN CN201821746866.7U patent/CN209170644U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113126477A (en) * | 2021-04-14 | 2021-07-16 | 深圳市沃特沃德信息有限公司 | Bottom shell and intelligent wrist-watch of intelligence wrist-watch |
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