CN212628393U - Vibrating diaphragm and loudspeaker provided with same - Google Patents
Vibrating diaphragm and loudspeaker provided with same Download PDFInfo
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- CN212628393U CN212628393U CN202021210212.XU CN202021210212U CN212628393U CN 212628393 U CN212628393 U CN 212628393U CN 202021210212 U CN202021210212 U CN 202021210212U CN 212628393 U CN212628393 U CN 212628393U
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- glue containing
- vibrating diaphragm
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- containing structure
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Abstract
The utility model provides a vibrating diaphragm, including the central part, set up at central part outlying book ring portion and set up at a ring portion outlying fixed part, be provided with the connecting portion of transition between fixed part and book ring portion, be provided with the gluey structure of holding of at least one sunken on the terminal surface that fixed part and outside casing are connected, hold gluey structure and be used for acceping the colloid of fixed casing and fixed part. Utilize above-mentioned utility model can increase the volume of gluing of fixed vibrating diaphragm, improve the fastness and the waterproof performance of product.
Description
Technical Field
The utility model relates to an electroacoustic technology field, more specifically relates to a vibrating diaphragm and be provided with speaker of this vibrating diaphragm.
Background
As a device capable of converting electric energy into sound energy, a speaker is widely used in terminal electronic devices such as mobile phones, MP3, and PDAs. However, sound production is only a basic function for micro-speakers, and is often accompanied by some other functional design, such as water resistance, in order to meet market demands and also to create greater convenience for consumers' daily use. When terminal electronic devices such as mobile phones and the like are used, if the terminal electronic devices drop into water carelessly or are wetted by water, the waterproof design of the micro-speaker is an important condition for ensuring that the product can still work normally.
The existing waterproof loudspeaker product is often designed to be a plane or added with a protruding structure as a front cover of an auxiliary system, so that when the existing waterproof loudspeaker product is bonded with a vibrating diaphragm of a vibration system, glue needs to be guaranteed to have enough coverage area or certain glue storage, and the waterproof capacity of the product is improved.
However, the existing waterproof design scheme cannot effectively solve the problem of the reduction of the waterproof capability of the product caused by the uneven gluing surface.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the utility model aims at providing a vibrating diaphragm and be provided with speaker of this vibrating diaphragm to it is not enough to solve the glue volume that present speaker product exists at the fixed in-process of vibrating diaphragm, influences product structural strength and waterproof performance scheduling problem.
The utility model provides a vibrating diaphragm, including the central part, set up at central part outlying book ring portion and set up at a ring portion outlying fixed part, be provided with the connecting portion of transition between fixed part and book ring portion, be provided with at least one sunken gluey structure of holding on the terminal surface that fixed part and outside casing are connected, hold gluey structure and be used for acceping the colloid of fixed casing and fixed part.
Further, it is preferable that the fixing portion includes an upper end surface and a lower end surface; the glue containing structure is arranged on the upper end face and is sunken towards one side far away from the folding ring part; or the glue containing structure is arranged on the lower end face and is sunken towards one side close to the folded ring part.
Further, it is preferable that the fixing portion is a ring-shaped structure; and, hold gluey structure and hold gluey groove for the arc of evenly distributed on the fixed part.
In addition, the preferred structure is that the corresponding central angle range of the arc glue containing groove is 10-25 degrees.
Further, the cross-sectional shape of the gel-holding structure is preferably rectangular or circular arc.
Further, it is preferable that the depth of the gel-receiving structure is in the range of 0.3mm to 0.6 mm.
Further, it is preferable that the thickness of the fixing portion is not less than the thickness of the connecting portion, and a difference between the maximum thickness of the fixing portion and the depth of the gel receiving structure is not less than 0.5 mm.
In addition, the connecting part is preferably of an arc-shaped structure, and the thickness of the connecting part is the same as that of the corrugated part.
Preferably, the connecting portion, the fixing portion, and the loop portion are integrally formed.
The utility model also provides a loudspeaker, including the casing and accept in the casing and as above shown vibrating diaphragm.
According to the above technical scheme, the utility model discloses a vibrating diaphragm and be provided with the speaker of this vibrating diaphragm sets up the connecting portion of transition between book ring portion and fixed part, simultaneously, sets up at least one on the terminal surface that fixed part and outside casing are connected and holds glued structure for the vibrating diaphragm has certain gluey ability of depositing, holds glued structure and can be used to save glue at its fixed in-process, thereby solves the problem that the product waterproof performance that leads to because of the rubber coating is inhomogeneous or the rubber coating volume is not enough reduces.
Drawings
Other objects and results of the invention will be more apparent and readily appreciated by reference to the following description taken in conjunction with the accompanying drawings, and as the invention is more fully understood. In the drawings:
fig. 1 is a top view of a diaphragm according to an embodiment of the present invention;
fig. 2 is a cross-sectional view taken along a-a in fig. 1.
Wherein the reference numerals include: a fixed part 1, a central part 2, a glue containing structure 3, a folded ring part 4 and a connecting part 5.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
For the detailed description of the vibrating diaphragm structure of the present invention, the following detailed description will be made in conjunction with the accompanying drawings.
Fig. 1 shows a top view structure of a diaphragm according to an embodiment of the present invention; fig. 2 shows a cross-sectional structure along a-a in fig. 1.
As shown in fig. 1 and fig. 2, the vibrating diaphragm of the embodiment of the present invention includes a central portion 2, a corrugated portion 4 disposed at the periphery of the central portion 2, and a fixing portion 1 disposed at the periphery of the corrugated portion 4, wherein a transitional connecting portion 5 is disposed between the fixing portion 1 and the corrugated portion 4, the fixing portion 1 is used for connecting an external structural member, the thickness of the fixing portion 1 is set to be not less than the thickness of the connecting portion 5, and more glue accommodating spaces can be obtained for the fixing portion 1; and, be provided with at least one sunken appearance glued structure 3 on the terminal surface that fixed part 1 is connected with the outside casing, hold glued structure 3 and be used for acceping the colloid of fixed casing and fixed part 1, through setting up the gluey structure 3 of holding of different numbers and different sizes, can control the fixed used glue volume of vibrating diaphragm, and then reach the effect that improves product structural strength and waterproof performance.
Specifically, the fixing portion 1 includes an upper end surface and a lower end surface, for example, one end of the fixing portion 1 near the loop portion 4 shown in fig. 1 is the upper end surface, and the other corresponding end is the lower end surface. The glue containing structure can be arranged on the upper end face and is sunken towards one side far away from the folding ring part; or, the glue containing structure 3 is arranged on the lower end face and is recessed towards one side close to the ring folding part 4, and the specific arrangement position can be set by itself according to the fixing mode of the vibrating diaphragm, and is not limited to the specific structure shown in the drawing.
Wherein, the mainly used of connecting portion 5 rolls over the transition between ring portion 4 and the fixed part 1, and this connecting portion 5 can set up to the arc structure, and the thickness of connecting portion 5 is the same with the thickness of ring portion 4 to all be less than the thickness of fixed part 1, and then form an isolation gap between ring portion 4 and fixed part 1, in order to prevent that the vibrating diaphragm from colliding between fixed part 1 and ring portion 4 in the vibration process.
In addition, in order to simplify the processing technology of the diaphragm and ensure the overall structural strength of the diaphragm, the connecting portion 5, the fixing portion 1 and the corrugated portion 4 may be formed as an integral structure.
The utility model discloses an among the concrete embodiment, the vibrating diaphragm is circular structure, and corresponding fixed part 1 is the loop configuration, holds gluey structure 3 and holds gluey groove for evenly distributed's arc on fixed part 1, and the arc holds the radian in gluey groove and sets up the number and all can adjust according to the size and the production requirement of product. As an example, fig. 1 shows a structure provided with 10 arc-shaped glue receiving grooves, and the central angle range corresponding to the arc-shaped glue receiving grooves can be set to 10 ° to 25 °.
It should be noted that, the utility model discloses a hold the shape of glued structure 3's cross section (the cross-section along the axis direction of vibrating diaphragm) can be for long direction or arc, and in the vibrating diaphragm course of working, should hold glued structure 3 and can mould plastics in the in-process an organic whole that fixed part 1 formed and form, hold the gluey concrete shape of structure 3, degree of depth and width isoparametric all can set for by oneself.
In another embodiment of the present invention, the depth (along the central axis direction of the vibrating diaphragm) of the glue containing structure 3 ranges from 0.3mm to 0.6 mm.
It should be noted that, in order to ensure the acoustic performance and stability of the diaphragm, it is required to ensure that the minimum thickness of the fixing portion 1 (the thickness of the fixing portion 1 at the position where the glue containing structure 3 is disposed) is not less than 0.5mm, that is, the difference between the maximum thickness of the fixing portion 1 and the depth of the glue containing structure 3 is not less than 0.5mm, so as to ensure the stable overall structural strength of the fixing portion 1 of the diaphragm.
Corresponding with above-mentioned vibrating diaphragm, the utility model also provides a loudspeaker, including the casing and accept in the casing and as above shown vibrating diaphragm.
According to the above embodiment, the utility model provides a vibrating diaphragm and be provided with the speaker of this vibrating diaphragm sets up a plurality of glue structures of holding on the terminal surface that fixed part and outside casing are connected for the vibrating diaphragm has certain gluey ability of depositing, and the accessible holds gluey structure storage glue at the fixed in-process of vibrating diaphragm, thereby solves the problem that product structure and waterproof performance that leads to because of the rubber coating is inhomogeneous or the rubber coating volume is not enough can reduce.
The diaphragm and the speaker provided with the diaphragm according to the present invention have been described above by way of example with reference to the accompanying drawings. However, it should be understood by those skilled in the art that, for the above-mentioned diaphragm and the speaker provided with the diaphragm, various improvements can be made without departing from the disclosure of the present invention. Therefore, the scope of the present invention should be determined by the content of the appended claims.
Claims (10)
1. A diaphragm comprises a central part, a corrugated part arranged on the periphery of the central part and a fixed part arranged on the periphery of the corrugated part,
a transitional connecting part is arranged between the fixed part and the folded ring part,
the end face of the fixing part connected with the external shell is provided with at least one sunken glue containing structure, and the glue containing structure is used for containing and fixing glue of the shell and the fixing part.
2. The diaphragm of claim 1, wherein,
the fixing part comprises an upper end surface and a lower end surface; and the number of the first and second electrodes,
the glue containing structure is arranged on the upper end face and is sunken towards one side far away from the folded ring part; or the glue containing structure is arranged on the lower end face and is sunken towards one side close to the folded ring part.
3. The diaphragm of claim 1, wherein,
the fixing part is of an annular structure; and the number of the first and second electrodes,
the glue containing structure is an arc glue containing groove which is uniformly distributed on the fixing part.
4. The diaphragm of claim 3,
the central angle range corresponding to the arc glue containing groove is 10-25 degrees.
5. The diaphragm of claim 1, wherein,
the cross section of the glue containing structure is rectangular or circular arc.
6. The diaphragm of claim 1, wherein,
the depth range of the glue containing structure is 0.3 mm-0.6 mm.
7. The diaphragm of claim 1, wherein,
the thickness of the fixing part is not less than that of the connecting part, and the difference between the maximum thickness of the fixing part and the depth of the glue containing structure is not less than 0.5 mm.
8. The diaphragm of claim 1, wherein,
the connecting part is of an arc-shaped structure, and the thickness of the connecting part is the same as that of the folded ring part.
9. The diaphragm of claim 1, wherein,
the connecting part, the fixing part and the folded ring part are of an integrally formed structure.
10. A loudspeaker comprising a housing and a diaphragm according to any one of claims 1 to 9 housed in the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021210212.XU CN212628393U (en) | 2020-06-23 | 2020-06-23 | Vibrating diaphragm and loudspeaker provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021210212.XU CN212628393U (en) | 2020-06-23 | 2020-06-23 | Vibrating diaphragm and loudspeaker provided with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212628393U true CN212628393U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021210212.XU Active CN212628393U (en) | 2020-06-23 | 2020-06-23 | Vibrating diaphragm and loudspeaker provided with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212628393U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113727259A (en) * | 2021-08-30 | 2021-11-30 | 歌尔股份有限公司 | Sound production device and electronic equipment |
-
2020
- 2020-06-23 CN CN202021210212.XU patent/CN212628393U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113727259A (en) * | 2021-08-30 | 2021-11-30 | 歌尔股份有限公司 | Sound production device and electronic equipment |
| CN113727259B (en) * | 2021-08-30 | 2024-03-08 | 歌尔股份有限公司 | Sound producing device and electronic equipment |
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