CN205754717U - A kind of speaker module casing and the attachment structure of steel disc - Google Patents
A kind of speaker module casing and the attachment structure of steel disc Download PDFInfo
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- CN205754717U CN205754717U CN201620422918.XU CN201620422918U CN205754717U CN 205754717 U CN205754717 U CN 205754717U CN 201620422918 U CN201620422918 U CN 201620422918U CN 205754717 U CN205754717 U CN 205754717U
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- China
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- steel disc
- module casing
- speaker module
- attachment structure
- fixing hole
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Abstract
This utility model provides the attachment structure of a kind of speaker module casing and steel disc, including speaker module casing and steel disc, described steel disc includes planar portions and fixed part, described planar portions is corresponding with the steel disc installing hole of described speaker module casing, and described fixed part combines with described speaker module casing；Described fixed part includes that flat section, fixing hole and tune, described flat section are connected with described planar portions, and described fixing hole is provided with screw thread and/or chamfering, and the direction that described tune is directed away from described flat section from described fixing hole extends.This utility model has the fixing hole of screw thread and/or chamfering, and the tune combined with speaker module casing by arranging on steel disc, disperses to weaken by the stress of concentration, thus prevents speaker module casing from separating with steel disc.
Description
Technical field
This utility model relates to acoustic product field, raises one's voice more specifically, this utility model relates to one
Device module casing and the attachment structure of steel disc.
Background technology
Speaker is as a kind of microphone device for electronic products such as mobile phone, TV, computers, quilt
It is widely used in daily production and the life of people.The most common speaker mainly has moving-coil type to raise
Sound device, electromagnetic loudspeaker, condenser loudspeaker, piezo-electric loudspeaker etc., moving-coil type therein is raised
Making is relatively easy, with low cost, have the features such as preferable low frequency sounding advantage because having for sound device.
Existing coil-moving speaker is also called coil-moving speaker module, and it generally includes speaker mould
Group housing and loudspeaker monomer, wherein speaker module casing defines for housing loudspeaker monomer
Cavity, loudspeaker monomer is fixed in cavity, and cavity is divided into the front operatic tunes and rear sound by loudspeaker monomer
Chamber.
In order to ensure the rigidity of speaker module casing, protect loudspeaker monomer, speaker module casing
The position corresponding with loudspeaker monomer is typically provided with steel disc, and speaker module casing can be adopted with steel disc
Combine by the mode of injection.Owing to the material of speaker module casing and steel disc is dissimilar,
Both injections combine cooling after easily stress concentrate and occur that what speaker module casing separated with steel disc shows
As, not only can not be effectively improved rigidity and the protection loudspeaker monomer of speaker module casing, from
The steel disc separated on speaker module casing be also possible to can with install speaker module product in
Other parts interference.
Utility model content
A purpose of the present utility model is to provide the connection knot of a kind of speaker module casing and steel disc
Structure, to prevent speaker module casing from separating with steel disc.
According to an aspect of the present utility model, it is provided that a kind of speaker module casing and the company of steel disc
Access node structure, including speaker module casing and steel disc, described steel disc includes planar portions and fixed part, institute
Stating planar portions corresponding with the steel disc installing hole of described speaker module casing, described fixed part is with described
Speaker module casing combines；Described fixed part includes flat section, fixing hole and tune, described
Flat section is connected with described planar portions, and described fixing hole is provided with screw thread and/or chamfering, and described tune is certainly
Described fixing hole is directed away from the direction of described flat section and extends.
Preferably, described screw thread is trapezoidal thread.
Preferably, the pitch of described screw thread is 0.5mm-1.05mm.
Preferably, the external diameter of described screw thread is 5mm-8mm.
Preferably, described chamfering is positioned at described fixing hole one end away from loudspeaker monomer.
It is highly preferred that the angle of described chamfering is 45 °, a length of 1mm.
Preferably, described tune includes the first plane, curved surface and the second plane being sequentially connected with, described
First plane and described second plane all with described curved surface arc transition.
It is highly preferred that described planar portions, described flat section, described first plane and described second plane phase
Parallel.
It was found by the inventors of the present invention that in the prior art, really there is speaker module casing and steel
The segregative problem of sheet.Therefore, this utility model is to be realized technical assignment or to be solved
Technical problem is that those skilled in the art never expect or it is not expected that, therefore the present invention is one
Plant new technical scheme.
One of the present utility model has technical effect that, by steel disc arrange have screw thread and/or
The fixing hole of chamfering, and the tune combined with speaker module casing, the stress that will concentrate
Dispersion weakens, thus prevents speaker module casing from separating with steel disc.
By detailed description to exemplary embodiment of the present utility model referring to the drawings, this practicality
Novel further feature and advantage thereof will be made apparent from.
Accompanying drawing explanation
The accompanying drawing of the part constituting description describes embodiment of the present utility model, and together with saying
Bright book is used for explaining principle of the present utility model together.
Fig. 1 is this utility model speaker module casing and the structure of the attachment structure embodiment of steel disc is shown
It is intended to；
Fig. 2 is the partial enlarged drawing of Fig. 1.
Figure indicates as follows:
Speaker module casing-1, steel disc installing hole-11, steel disc-2, planar portions-21, fixed part-22,
Flat section-221, fixing hole-222, chamfering-2221, tune-223, the first plane-2231, curved surface-2232,
Second plane-2233.
Detailed description of the invention
Various exemplary embodiment of the present utility model is described in detail now with reference to accompanying drawing.It should be noted that
Arrive: unless specifically stated otherwise, the relative cloth of the parts illustrated the most in these embodiments and step
Put, numerical expression and numerical value are not intended to scope of the present utility model.
Description only actually at least one exemplary embodiment is illustrative below, never makees
For to this utility model and application thereof or any restriction of use.
May be not discussed in detail for technology and equipment known to person of ordinary skill in the relevant, but
In the appropriate case, described technology and equipment should be considered a part for description.
Shown here with in all examples discussed, any occurrence should be construed as merely example
Property rather than as limit.Therefore, other example of exemplary embodiment can have different
Value.
It should also be noted that similar label and letter represent similar terms, therefore, one in following accompanying drawing
A certain Xiang Yi the accompanying drawing of denier is defined, then need not it is carried out further in accompanying drawing subsequently
Discuss.
For solving the problem that speaker module casing separates with steel disc, the utility model proposes one and raise
Sound device module casing and the attachment structure of steel disc, as depicted in figs. 1 and 2, including speaker module shell
Body 1 and steel disc 2, described steel disc 2 includes planar portions 21 and fixed part 22, described planar portions 21 with
The steel disc installing hole 11 of described speaker module casing 1 is corresponding, and described fixed part 22 is raised with described
Sound device module casing 1 combines, and the steel disc installing hole 11 on above-mentioned speaker module casing 1 is
Refer on speaker module casing 1, centrally located hole, this steel disc installing hole 11 be arranged on
Loudspeaker monomer in speaker module casing 1 is corresponding, the fixed part 22 of above-mentioned steel disc 2 with raise one's voice
Combination between device module casing 1 can be realized by molding modes such as injections；Described fixed part 22 includes
Flat section 221, fixing hole 222 and tune 223, described flat section 221 is connected with described planar portions 21,
Described fixing hole 222 is provided with screw thread (not shown) and/or chamfering 2221, described tune 223
The direction being directed away from described flat section 221 from described fixing hole 222 extends, and above-mentioned flat section 221 is with flat
Face 21 connections between the two can be to seamlessly transit, and screw thread and the chamfering 2221 of fixing hole 222 can
Flexible combination according to the actual requirements, such as fixing hole 222 only have screw thread, or fixing hole 222 only has
Angle 2221, or fixing hole 222 has screw thread and chamfering 2221 simultaneously, additionally, chamfering 2221 can
It is positioned at fixing hole 222 and adjacent to one end of loudspeaker monomer or is positioned at fixing hole 222 away from loudspeaker monomer
One end.The screw thread of fixing hole 222 and chamfering 2221, and be positioned in speaker module casing 1
The tune 223 of fixed part 22 is all conducive to increasing the combination between steel disc 2 and speaker module casing 1
Power, and when speaker module casing 1 and steel disc 2 being combined, the stress dispersion of generation weakens.
The speaker module casing that this utility model provides passes through on steel disc 2 with the attachment structure of steel disc
The fixing hole 222 with screw thread and/or chamfering 2221 is set, and ties with speaker module casing 1
The tune 223 being combined, disperses to weaken by the stress of concentration, thus prevents speaker module casing 1
Separate with steel disc 2.
Separating to more efficiently prevent from speaker module casing 1 and steel disc 2, described screw thread is trapezoidal
Screw thread.
Owing to the relevant parameter of screw thread influences whether the knot between steel disc 2 and speaker module casing 1
Closing, therefore, the pitch of described screw thread may preferably be 0.5mm-1.05mm, and the external diameter of described screw thread is excellent
Selection of land can be 5mm-8mm.
Separate to more efficiently prevent from speaker module casing 1 and steel disc 2, described chamfering 2221
Be positioned at described fixing hole 222 one end away from loudspeaker monomer, i.e. chamfering 2221 is positioned at speaker module
The neighbouring extraneous side of housing 1.Specifically, the angle of described chamfering 2221 may preferably be 45 °,
Length may preferably be 1mm.
Separating to more efficiently prevent from speaker module casing 1 and steel disc 2, described tune 223 wraps
Include the first plane 2231, curved surface 2232 and the second plane 2233, described first plane being sequentially connected with
2231 and described second plane 2233 all with described curved surface 2232 arc transition, curved surface 2232 along
Height on vertical direction can set according to the actual requirements and order, and this is not made further by this utility model
Limiting, the first plane 2231, arc transition between curved surface 2232 and the second plane 2233 are conducive to
More effectively disperse to weaken by the stress of concentration, thus reach to be better protected from speaker module casing 1
The effect separated with steel disc 2.
In a preferred embodiment of the present utility model, described planar portions 21, described flat section 221,
Described first plane 2231 and described second plane 2233 are parallel, to increase steel disc 2 and speaker
Adhesion between module casing 1, and when speaker module casing 1 and steel disc 2 are combined
The stress dispersion produced weakens.
Although specific embodiments more of the present utility model being described in detail by example,
But it should be appreciated by those skilled in the art, above example is merely to illustrate rather than be
Restriction scope of the present utility model.It should be appreciated by those skilled in the art, can be without departing from this reality
In the case of novel scope and spirit, above example is modified.Model of the present utility model
Enclose and be defined by the following claims.
Claims (8)
1. a speaker module casing and the attachment structure of steel disc, it is characterised in that include raising one's voice
Device module casing and steel disc, described steel disc includes that planar portions and fixed part, described planar portions are raised with described
The steel disc installing hole of sound device module casing is corresponding, and described fixed part is tied with described speaker module casing
It is combined；Described fixed part includes flat section, fixing hole and tune, described flat section and described planar portions
Being connected, described fixing hole is provided with screw thread and/or chamfering, described tune from described fixing hole towards far
Extend from the direction of described flat section.
Speaker module casing the most according to claim 1 and the attachment structure of steel disc, it is special
Levying and be, described screw thread is trapezoidal thread.
Speaker module casing the most according to claim 1 and 2 and the attachment structure of steel disc,
It is characterized in that, the pitch of described screw thread is 0.5mm-1.05mm.
Speaker module casing the most according to claim 1 and 2 and the attachment structure of steel disc,
It is characterized in that, the external diameter of described screw thread is 5mm-8mm.
Speaker module casing the most according to claim 1 and 2 and the attachment structure of steel disc,
It is characterized in that, described chamfering is positioned at described fixing hole one end away from loudspeaker monomer.
Speaker module casing the most according to claim 5 and the attachment structure of steel disc, it is special
Levying and be, the angle of described chamfering is 45 °, a length of 1mm.
Speaker module casing the most according to claim 1 and 2 and the attachment structure of steel disc,
It is characterized in that, described tune includes the first plane, curved surface and the second plane being sequentially connected with, described
First plane and described second plane all with described curved surface arc transition.
Speaker module casing the most according to claim 7 and the attachment structure of steel disc, it is special
Levy and be, described planar portions, described flat section, described first plane and described second plane parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620422918.XU CN205754717U (en) | 2016-05-11 | 2016-05-11 | A kind of speaker module casing and the attachment structure of steel disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620422918.XU CN205754717U (en) | 2016-05-11 | 2016-05-11 | A kind of speaker module casing and the attachment structure of steel disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205754717U true CN205754717U (en) | 2016-11-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620422918.XU Active CN205754717U (en) | 2016-05-11 | 2016-05-11 | A kind of speaker module casing and the attachment structure of steel disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205754717U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020073535A1 (en) * | 2018-10-12 | 2020-04-16 | 歌尔股份有限公司 | Loudspeaker module |
| WO2022077661A1 (en) * | 2020-10-16 | 2022-04-21 | 歌尔股份有限公司 | Screw locking assembly and speaker |
-
2016
- 2016-05-11 CN CN201620422918.XU patent/CN205754717U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020073535A1 (en) * | 2018-10-12 | 2020-04-16 | 歌尔股份有限公司 | Loudspeaker module |
| WO2022077661A1 (en) * | 2020-10-16 | 2022-04-21 | 歌尔股份有限公司 | Screw locking assembly and speaker |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |