CN208874738U - A kind of vibrating diaphragm, loudspeaker and earphone - Google Patents
A kind of vibrating diaphragm, loudspeaker and earphone Download PDFInfo
- Publication number
- CN208874738U CN208874738U CN201920504440.9U CN201920504440U CN208874738U CN 208874738 U CN208874738 U CN 208874738U CN 201920504440 U CN201920504440 U CN 201920504440U CN 208874738 U CN208874738 U CN 208874738U
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- vibrating diaphragm
- reinforcement
- body part
- loudspeaker
- central part
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Abstract
The utility model discloses a kind of vibrating diaphragm, loudspeaker and earphones, wherein, the vibrating diaphragm, including fixed part, positioned at ring portion fixed part inside and be wholely set with the fixed part, and the central part on the inside of the ring portion, the central part has the body part of top dome shape, at least one cricoid reinforcement part being arranged around the vertex of the central part is equipped on the central part, and the reinforcement part protrudes from the body part of the central part.The technical solution of the utility model can be improved the high-frequency sensitivity of complete machine.
Description
Technical field
The utility model relates to electroacoustic switch technologies, more specifically, the utility model relates to a kind of vibrating diaphragm, loudspeaker and ears
Machine.
Background technique
Loudspeaker is the important acoustic element in electronic equipment, is a kind of energy converter for electric signal being changed into acoustical signal
Part.Existing loudspeaker includes shell, and is arranged in the intracorporal magnetic circuit system of shell and vibrational system.Magnetic circuit system is provided with
Magnetic gap, vibrational system include that vibrating diaphragm and the combined centring disk of vibrating diaphragm and voice coil, voice coil are set in magnetic gap,
After being set to the ac signal for receiving external change in the voice coil in magnetic gap, reciprocating cutting is done under the driving of magnetic field force
The movement of the magnetic line of force drives diaphragm oscillations sounding.
Under normal circumstances, in order to enhance the high frequency performance of product, central part is combined on vibrating diaphragm.However by machine volume
Limitation, the volume of central part is typically small, to influence the swept area of sound, causes high frequency limited.
Utility model content
The technical problem to be solved by the utility model is to being limited by machine volume, the volume of central part is typically small,
To influence the swept area of sound, cause high frequency limited.
In order to solve the above technical problems, the technical solution of the utility model is: one aspect according to the present utility model mentions
For a kind of vibrating diaphragm, including fixed part, positioned at ring portion fixed part inside and be wholely set with the fixed part, Yi Jiwei
Central part on the inside of the ring portion, the central part have the body part of top dome shape, are equipped at least on the central part
The cricoid reinforcement part that one vertex around the central part is arranged, the reinforcement part protrude from the ontology of the central part
Portion.
Preferably, the reinforcement part is in camber shape, and the reinforcement part arc is risen as 0.1-0.4mm, and arc width is 0.2-3mm.
Preferably, body part in the same direction raised or reversed protrusion of the reinforcement part relative to the central part.
Preferably, the body part is equipped with multiple reinforcement parts, and the reinforcement part is same both with respect to the body part
To protrusion；
Or the reinforcement part is reversely raised both with respect to the body part.
Preferably, the body part is equipped with multiple reinforcement parts, at least one in the multiple reinforcement part relative to
Raised and at least one described reinforcement part is reversely raised relative to the body part in the same direction for the body part.
Preferably, the width of body part is 0.2mm-0.4mm between the two neighboring reinforcement part.
Preferably, the central part is at least one of metal, alloy material and nonmetallic materials.
The utility model also proposes a kind of loudspeaker, including
Vibrational system, the vibrational system include voice coil and vibrating diaphragm；
Magnetic circuit system, including conductive magnetic yoke, the magnet being fixed in the conductive magnetic yoke and setting are in the magnet far from institute
The magnetic conductive board of conductive magnetic yoke side is stated, the magnetic circuit system has magnetic gap, and the voice coil protrudes into the magnetic gap；And
Shell, the vibrating diaphragm fixed part are fixedly connected on the edge of the shell.
Preferably, the loudspeaker further includes set on the becket between the vibrating diaphragm and the shell, and the vibrating diaphragm is logical
The becket is crossed to fix with the shell.
The utility model also proposes that a kind of earphone, including loudspeaker, the loudspeaker include vibrational system, the vibration system
System includes vibrating diaphragm, and the vibrating diaphragm includes fixed part, positioned at ring fixed part inside and be wholely set with the fixed part
Portion, and the central part on the inside of the ring portion, the central part has the body part of top dome shape, on the central part
Equipped with the cricoid reinforcement part that at least one is arranged around the vertex of the central part, the reinforcement part protrudes from the central part
Body part.
After above-mentioned technical proposal, the beneficial effects of the utility model are: in the utility model, by vibrating diaphragm
Cricoid camber reinforcement part is set in center portion, the surface area of central part can be greatly increased, to effectively expand central part pair
The swept area of sound promotes high frequency, realizes High-Frequency Expanding, meets the high frequency characteristics demand of loudspeaker.In addition, due in vibrating diaphragm
Reinforcement part is arranged in center portion, and vibrating diaphragm overall structural strength can be enhanced.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the diagrammatic cross-section for the loudspeaker that an embodiment of the present invention provides；
Fig. 2 is the perspective view of the explosion for the sounding device that an embodiment of the present invention provides；
Fig. 3 is the structural schematic diagram for the vibrating diaphragm that an embodiment of the present invention provides.
In figure: 11, vertex, 12, body part, 13, ring portion, 14, fixed part, 15, voice coil, 21, conductive magnetic yoke, 22, magnet,
23, magnetic conductive board, 3, becket, 4, shell, 5, damping layer.
Specific embodiment
The various exemplary embodiments of the utility model are described in detail now with reference to attached drawing.It should also be noted that unless another
It illustrates outside, the component and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments is unlimited
The scope of the utility model processed.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to this is practical
Novel and its application or any restrictions used.
Technology and equipment known to person of ordinary skill in the relevant may be not discussed in detail, but in appropriate situation
Under, the technology and equipment should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
One aspect according to the present utility model, the utility model provide a kind of vibrating diaphragm, including fixed part 14, be located at it is described
The ring portion 13 fixed part 14 inside and be wholely set with the fixed part 14, and the center positioned at 13 inside of ring portion
Portion, the central part have the body part 12 of top dome shape, at least one is equipped on the central part around the central part
The cricoid reinforcement part 121 that vertex 11 is arranged, the reinforcement part 121 protrude from the body part 12 of the central part.
Specifically, the reinforcement part 121 is in camber shape, and 121 arc of reinforcement part is risen as 0.1-0.4mm, and arc width is
0.2-3mm。
Specifically, body part 12 in the same direction raised or reversed protrusion of the reinforcement part 121 relative to the central part.Specifically
Ground, the body part 12 are equipped with multiple reinforcement parts 121, and the reinforcement part 121 is in the same direction both with respect to the body part 12
The raised or described reinforcement part 121 is both with respect to the reversed protrusion of the body part 12.
In the other embodiments of the utility model, the body part 12 is equipped with multiple reinforcement parts 121, the multiple to add
At least one in strong portion 121 is relative to the body part 12 protrusion and at least one described reinforcement part 121 is relative to described in the same direction
The reversed protrusion of body part 12.Camber reinforcement part 121 in the multiple reinforcement part 121 relative to the body part 12 protrusion in the same direction
It is wave-shaped with can also alternately connect relative to reversed raised 121 random alignment of reinforcement part of the body part 12.
Specifically, the multiple interval of camber reinforcement part 121 is arranged, body part between the two neighboring reinforcement part 121
12 width is 0.2mm-0.4mm.Here every the camber reinforcement part 121 is set, it can guarantee central part intensity
The surface area of central part is improved simultaneously, to increase the effective radiating area of sound, promotes high frequency performance.
Specifically, the central part is at least one of metal, alloy material and nonmetallic materials.Wherein, described non-
Metal material is one of LCP, PEN, carbon paper, PET, the preferred almag of the alloy material or lithium magnesium alloy.
The utility model also proposes that a kind of loudspeaker, the loudspeaker include vibrational system, magnetic circuit system and shell.It is described
Vibrational system includes voice coil 15 and vibrating diaphragm, and the voice coil 15 is fixed on the vibrating diaphragm.The vibrating diaphragm, including fixed part 14, position
In the ring portion 13 fixed part 14 inside and be wholely set with the fixed part 14, and it is located at 13 inside of ring portion
Central part, the central part has the body part 12 of top dome shape, at least one is equipped on the central part in described
The cricoid reinforcement part 121 that the vertex 11 of center portion is arranged, the reinforcement part 121 protrude from the body part 12 of the central part.
The magnetic circuit system includes conductive magnetic yoke 21, and the magnet 22 being fixed in the conductive magnetic yoke 21 and setting are in the magnetic
Magnetic conductive board 23 of the iron 22 far from 21 side of conductive magnetic yoke, the one side Nian Jie with the magnet 22 is equipped in the conductive magnetic yoke 21
Glue groove, the glue groove can increase glue-spread, to increase the adhesive strength of magnet 22 Yu conductive magnetic yoke 21.The magnetic circuit
System has magnetic gap, and the voice coil protrudes into the magnetic gap.
The vibrating diaphragm fixed part 14 is fixedly connected on the edge of the shell 4, in the other embodiments of the utility model
The loudspeaker further includes set on the becket 3 between the vibrating diaphragm and the shell 4, and the becket 3 plays the vibrating diaphragm
Fixed function is supported, provides enough oscillation spaces for the vibrating diaphragm, and the vibrating diaphragm fixed part is fixed on the becket 3
On, avoiding the vibrating diaphragm, deformation occurs, and the becket 3 is steel loop.
Specifically, it is provided with out acoustic aperture on the loudspeaker housing 4, be sticked in the position of the corresponding acoustic aperture out of the shell 4
There is damping layer 5.The damping layer 5 is Mesh screen cloth in the present invention, the adjustable acoustic resistance of the damping layer 5, dust-proof.
The utility model also proposes a kind of earphone, which includes loudspeaker as described above, since this earphone uses
Whole technical solutions of above-mentioned all embodiments, therefore at least all have brought by the technical solution with above-described embodiment
Beneficial effect, this is no longer going to repeat them.
Although being described in detail by some specific embodiments of the example to the utility model, this field
It is to be understood by the skilled artisans that above example merely to be illustrated, rather than in order to limit the scope of the utility model.This
Field it is to be understood by the skilled artisans that can not depart from the scope of the utility model and spirit in the case where, to above embodiments
It modifies.The scope of the utility model is defined by the following claims.
Claims (10)
1. a kind of vibrating diaphragm, including fixed part, on the inside of the fixed part and the ring portion that is wholely set with the fixed part, with
And the central part on the inside of the ring portion, the central part have the body part of top dome shape, which is characterized in that in described
Center portion is equipped at least one cricoid reinforcement part being arranged around the vertex of the central part, and the reinforcement part protrudes from described
The body part of central part.
2. a kind of vibrating diaphragm according to claim 1, which is characterized in that the reinforcement part is in camber shape, the reinforcement part arc
It rises as 0.1-0.4mm, arc width is 0.2-3mm.
3. a kind of vibrating diaphragm according to claim 1, which is characterized in that ontology of the reinforcement part relative to the central part
Portion's raised or reversed protrusion in the same direction.
4. a kind of vibrating diaphragm according to claim 3, which is characterized in that the body part is equipped with multiple reinforcement parts,
The reinforcement part is raised in the same direction both with respect to the body part；
Or the reinforcement part is reversely raised both with respect to the body part.
5. a kind of vibrating diaphragm according to claim 3, which is characterized in that the body part is equipped with multiple reinforcement parts,
At least one in the multiple reinforcement part is relative to body part protrusion in the same direction and at least one described reinforcement part is relative to institute
It is reversely raised to state body part.
6. according to a kind of vibrating diaphragm described in claim 4-5 any one, which is characterized in that between the two neighboring reinforcement part
The width of body part is 0.2mm-0.4mm.
7. a kind of vibrating diaphragm described in -5 any one according to claim 1, which is characterized in that the central part is metal, alloy
At least one of material and nonmetallic materials.
8. a kind of loudspeaker, which is characterized in that including
Vibrational system, the vibrational system include voice coil and the vibrating diaphragm as described in claim 1-7 any one；
Magnetic circuit system, including conductive magnetic yoke, the magnet being fixed in the conductive magnetic yoke and setting are led in the magnet far from described
The magnetic conductive board of magnetic yoke side, the magnetic circuit system have magnetic gap, and the voice coil protrudes into the magnetic gap；And
Shell, the vibrating diaphragm fixed part are fixedly connected on the edge of the shell.
9. a kind of loudspeaker according to claim 8, which is characterized in that the loudspeaker further include be set to the vibrating diaphragm with
Becket between the shell, the vibrating diaphragm are fixed by the becket and the shell.
10. a kind of earphone, which is characterized in that including the loudspeaker as described in claim 8-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920504440.9U CN208874738U (en) | 2019-04-15 | 2019-04-15 | A kind of vibrating diaphragm, loudspeaker and earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920504440.9U CN208874738U (en) | 2019-04-15 | 2019-04-15 | A kind of vibrating diaphragm, loudspeaker and earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208874738U true CN208874738U (en) | 2019-05-17 |
Family
ID=66471878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920504440.9U Active CN208874738U (en) | 2019-04-15 | 2019-04-15 | A kind of vibrating diaphragm, loudspeaker and earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208874738U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110191403A (en) * | 2019-06-11 | 2019-08-30 | 瑞声科技(新加坡)有限公司 | Loudspeaker |
-
2019
- 2019-04-15 CN CN201920504440.9U patent/CN208874738U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110191403A (en) * | 2019-06-11 | 2019-08-30 | 瑞声科技(新加坡)有限公司 | Loudspeaker |
| CN110191403B (en) * | 2019-06-11 | 2022-01-28 | 瑞声科技(新加坡)有限公司 | Loudspeaker |
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