CN210899594U - Support framework and miniature loudspeaker - Google Patents
Support framework and miniature loudspeaker Download PDFInfo
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- CN210899594U CN210899594U CN201922069207.5U CN201922069207U CN210899594U CN 210899594 U CN210899594 U CN 210899594U CN 201922069207 U CN201922069207 U CN 201922069207U CN 210899594 U CN210899594 U CN 210899594U
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- voice coil
- coil assembly
- mounting
- support
- mounting bracket
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Abstract
The utility model discloses a support frame and miniature speaker, support frame install on voice coil loudspeaker voice coil subassembly and connect the support component, including at least one mounting bracket, the mounting bracket includes at least two installation departments, the installation department includes vertical portion and the horizontal portion that is used for installing the support component, the bottom of vertical portion is outwards buckled and extended to form horizontal portion; in two adjacent installation portions, one installation portion is located the top of another installation portion, and the top of the vertical portion of the installation portion that is located the below is connected the outer end of the horizontal portion of the installation portion that is located the top. The supporting framework connected with the voice coil assembly is provided with the plurality of transverse parts and can provide mounting positions for the plurality of sets of supporting parts, so that the voice coil assembly can be supported by the plurality of sets of supporting parts together, the swinging condition of the voice coil assembly under the condition of large amplitude is effectively relieved, and the working stability and the acoustic performance of the micro-speaker are improved.
Description
Technical Field
The utility model relates to an electroacoustic transducer technical field especially relates to supporting framework and miniature speaker.
Background
At present, the requirements of a loudspeaker/receiver used by a mobile terminal on large amplitude and super linearity are higher and higher. The amplitude of the loudspeaker/receiver is gradually increased from the original 0.2mm to 0.25mm and 0.3mm to more than 0.4mm of the current super-linear or large-amplitude device.
The essential condition for realizing large amplitude is to restrain the voice coil assembly in vibration, namely, the upper surface and the lower surface of the voice coil assembly are provided with restraints, so that the swinging vibration of the voice coil can be restrained, and the large-amplitude piston vibration of the vibration assembly is realized. The upper surface of the voice coil component is provided with a vibrating diaphragm component which can be used as a restraint; the support component added in the vibration system in the prior art can be used as another constraint, and particularly, the support component is arranged on the bottom surface of the voice coil assembly close to one side of the magnetic bowl and used as a constraint of the lower surface of the voice coil assembly. However, in the practical use process, when the amplitude requirement is increased to 0.5mm, even 0.7 mm or 1mm, one set of supporting parts can not meet the requirement of stabilizing vibration, but no other position on the voice coil assembly can be provided with another set of supporting parts.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: provided are a support frame capable of enabling a voice coil assembly to stably work and a micro-speaker having the same.
In order to solve the technical problem, the utility model discloses a technical scheme be: the voice coil assembly comprises a voice coil assembly, a support framework, at least one mounting frame and at least one connecting piece, wherein the support framework is mounted on the voice coil assembly and connected with a support component, the mounting frame comprises at least two mounting parts, each mounting part comprises a vertical part and a transverse part for mounting the support component, and the bottom end of the vertical part is bent towards the outer side and extends to form the transverse part; two adjacent in the installation department, one the installation department is located another the top of installation department is located the below the installation department the top of vertical portion is connected and is located the top the installation department the outer end of horizontal portion.
Further, the number of the mounting frames is multiple, and at least two mounting frames are connected through the mounting pieces.
Further, the mounting member is connected to the voice coil assembly.
Further, the quantity of mounting bracket is four, the installed part is cyclic annular, the installed part is connected four respectively the mounting bracket.
Further, the support member is welded, glued or crimped to the lateral portion.
Further, the mounting bracket is located at a corner of the voice coil assembly.
Further, at least a part of the corner of the voice coil assembly protrudes outward to form a protrusion, and at least a part of the protrusion is located below the lateral portion of one of the mounting portions.
Further, the protruding portion is connected to at least one of the mounting portions.
Furthermore, the mounting rack is provided with conductive circuits, and the conductive circuits are respectively communicated with the supporting part and the voice coil assembly.
In order to solve the technical problem, the utility model discloses still adopt following technical scheme: the micro loudspeaker comprises the support framework.
The beneficial effects of the utility model reside in that: the supporting framework connected with the voice coil assembly is provided with the plurality of transverse parts and can provide mounting positions for the plurality of sets of supporting parts, so that the voice coil assembly can be supported by the plurality of sets of supporting parts together, the swinging condition of the voice coil assembly under the condition of large amplitude is effectively relieved, and the working stability and the acoustic performance of the micro-speaker are improved.
Drawings
Fig. 1 is an exploded view of a micro-speaker according to a first embodiment of the present invention;
fig. 2 is a schematic structural view of a supporting framework according to a first embodiment of the present invention;
fig. 3 is a schematic view illustrating a connection among a support frame, a voice coil assembly and a support member of a micro-speaker according to an embodiment of the present invention;
fig. 4 is a schematic view illustrating a connection among the support frame, the voice coil assembly and the support member of the micro-speaker according to another embodiment of the present invention.
Description of reference numerals:
1. a support framework;
2. a support member;
3. a basin stand;
4. a voice coil assembly;
5. a mounting frame;
6. an installation part;
61. a vertical portion;
62. a transverse portion;
7. a mounting member;
8. a projection.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 4, the support frame 1, mounted on the voice coil assembly 4 and connected to the support member 2, includes at least one mounting frame 5, the mounting frame 5 includes at least two mounting portions 6, the mounting portions 6 include vertical portions 61 and transverse portions 62 for mounting the support member 2, and bottom ends of the vertical portions 61 are bent and extended outward to form the transverse portions 62; two adjacent installation department 6, one installation department 6 is located another the top of installation department 6 is located the below installation department 6 the top of vertical portion 61 is connected and is located the top the installation department 6 the outer end of horizontal portion 62.
From the above description, the beneficial effects of the present invention are: the supporting framework 1 connected with the voice coil assembly 4 is provided with a plurality of transverse parts 62 which can provide mounting positions for a plurality of sets of supporting parts 2, so that the voice coil assembly 4 can be supported by the plurality of sets of supporting parts 2 together, the swinging condition of the voice coil assembly 4 under the condition of large amplitude is effectively relieved, and the working stability and the acoustic performance of the micro-speaker are improved; the supporting framework 1 is simple in structure and convenient to process.
Further, the number of the mounting frames 5 is multiple, and at least two of the mounting frames 5 are connected through a mounting part 7.
As can be seen from the above description, the supporting framework 1 is of an integral structure, and is convenient to assemble with the voice coil assembly 4, thereby being beneficial to improving the assembling efficiency of the micro-speaker and reducing the production cost of the micro-speaker.
Further, the mounting member 7 is connected to the voice coil assembly 4.
As can be seen from the above description, the supporting framework 1 and the voice coil assembly 4 have a plurality of connecting positions, which is beneficial to ensuring the stability of the connection of the supporting framework 1 and the voice coil assembly 4, thereby ensuring the structural stability of the micro-speaker.
Further, the quantity of mounting bracket 5 is four, installed part 7 is cyclic annular, installed part 7 connects four respectively mounting bracket 5.
As can be seen from the above description, the voice coil assembly 4 can receive uniform supporting force, which is beneficial to ensuring the working stability of the micro-speaker.
Further, the support member 2 is welded, glued or crimped to the transverse portion 62.
Further, the mounting bracket 5 is located at a corner of the voice coil assembly 4.
Further, at least a part of the corner of the voice coil assembly 4 protrudes outward to form a protrusion 8, and at least a part of the protrusion 8 is located below the lateral portion 62 of one of the mounting portions 6.
As can be seen from the above description, the mounting bracket 5 has a space for avoiding the protruding portion 8, so that the support frame 1 can be matched with various types of voice coil assemblies 4, and therefore, the support frame 1 has the advantage of high versatility.
Further, the protrusion 8 is connected to at least one of the mounting portions 6.
As can be seen from the above description, the connection of the protrusion 8 and the mounting portion 6 is beneficial to further improve the stability of the connection of the voice coil assembly 4 and the support frame 1, so as to improve the structural stability of the micro-speaker.
Furthermore, the mounting frame 5 is provided with a conductive circuit, and the conductive circuit is respectively conducted with the support part 2 and the voice coil assembly 4.
As can be seen from the above description, the supporting frame 1 further has a conducting function, which can provide convenience for the design of research personnel.
The micro loudspeaker comprises the support framework 1.
As can be seen from the above description, the micro-speaker can achieve both large amplitude and high performance.
Example one
Referring to fig. 1 to 4, a first embodiment of the present invention is: as shown in fig. 1, the micro-speaker includes a supporting frame 1, a supporting member 2, a frame 3, a voice coil assembly 4, a magnetic circuit assembly and a diaphragm assembly, wherein the magnetic circuit assembly is disposed in the frame 3, the voice coil assembly 4 is disposed on the magnetic circuit assembly, the diaphragm assembly is connected to the frame 3 and the voice coil assembly 4, the supporting frame 1 is mounted on the voice coil assembly 4, and the supporting member 2 is connected to the supporting frame 1 and the frame 3. It should be noted that the voice coil assembly 4 may be a single voice coil structure, or may be a multi-voice coil structure, such as a dual voice coil structure.
Referring to fig. 2 and 3, the supporting framework 1 includes at least one mounting bracket 5, the mounting bracket 5 includes at least two mounting portions 6, the mounting portions 6 include vertical portions 61 and transverse portions 62 for mounting the supporting component 2, and bottom ends of the vertical portions 61 are bent and extended outward to form the transverse portions 62; two adjacent installation department 6, one installation department 6 is located another the top of installation department 6 is located the below the installation department 6 the top of vertical portion 61 is connected and is located the top the installation department 6 the outer end of horizontal portion 62, in other words, mounting bracket 5 is the echelonment. In consideration of the size limit of the micro-speaker, it is preferable that the number of the mounting portions 6 in each of the mounting brackets 5 is two.
The number of the mounting frames 5 is multiple, and at least two mounting frames 5 are connected through mounting pieces 7. In order to further improve the stability of being connected between the support framework 1 and the voice coil assembly 4, the mounting part 7 is connected with the voice coil assembly 4. In this embodiment, the number of the mounting brackets 5 is four; the mounting part 7 is annular, and the mounting part 7 is connected four respectively the mounting bracket 5. Specifically, the bottom surface of installed part 7 is contradicted the top surface of voice coil assembly 4, preferably, installed part 7 with voice coil assembly 4 welding, cementing or hot pressing connect. More specifically, the support member 2 is welded, glued or crimped to the transverse portion 62, wherein the crimping may be a hot-pressed connection.
In detail, the mounting bracket 5 is located at a corner of the voice coil assembly 4.
As shown in fig. 4, optionally, at least a part of the corner of the voice coil assembly 4 protrudes outward to form a protrusion 8, and at least a part of the protrusion 8 is located below the lateral portion 62 of one of the mounting portions 6. Preferably, the protrusion 8 is connected to at least one of the mounting portions 6 by means including, but not limited to, welding, gluing, crimping, and snap-fitting.
When being equipped with the circuit that switches on the support component 2, can set up the conducting wire on the mounting bracket 5, the conducting wire respectively with the circuit that switches on of support component 2 reaches voice coil assembly 4 switches on.
It is understood that some of the vertical portions 61 may be optionally connected to the outer side of the voice coil assembly 4, so as to further improve the stability of the connection between the support frame 1 and the voice coil assembly 4, and of course, it is also possible that the support frame 1 is connected to the voice coil assembly 4 only through the mounting member 7.
To sum up, the support framework and the micro-speaker provided by the utility model can be connected with a plurality of sets of support parts, so that the voice coil assembly can be supported by the plurality of sets of support parts together, the swinging condition of the voice coil assembly under the condition of large amplitude is effectively relieved, and the working stability and the acoustic performance of the micro-speaker are further improved; the supporting framework has simple structure and low manufacturing cost.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (10)
1. Support chassis installs on the voice coil loudspeaker voice coil subassembly and connects supporting component, its characterized in that: the mounting frame comprises at least two mounting parts, each mounting part comprises a vertical part and a transverse part for mounting the supporting component, and the bottom end of each vertical part is bent and extended towards the outer side to form the transverse part; two adjacent in the installation department, one the installation department is located another the top of installation department is located the below the installation department the top of vertical portion is connected and is located the top the installation department the outer end of horizontal portion.
2. The support armature of claim 1, wherein: the quantity of mounting bracket is a plurality of, at least two the mounting bracket passes through the installed part and links to each other.
3. The support armature of claim 2, wherein: the mounting member is connected to the voice coil assembly.
4. The support armature of claim 2, wherein: the quantity of mounting bracket is four, the installed part is cyclic annular, the installed part is connected four respectively the mounting bracket.
5. The support armature of claim 1, wherein: the support member is welded, glued or crimped to the transverse portion.
6. The support armature of claim 1, wherein: the mounting bracket is located at a corner of the voice coil assembly.
7. The support armature of claim 6, wherein: at least a part of the corner of the voice coil assembly protrudes outward to form a protrusion, and at least a part of the protrusion is located below the lateral portion of one of the mounting portions.
8. The support armature of claim 7, wherein: the projection is connected to at least one of the mounting portions.
9. The support armature of claim 1, wherein: the voice coil assembly is arranged on the support component, and the voice coil assembly is connected with the support component.
10. Miniature speaker, its characterized in that: comprising a support skeleton according to any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922069207.5U CN210899594U (en) | 2019-11-25 | 2019-11-25 | Support framework and miniature loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922069207.5U CN210899594U (en) | 2019-11-25 | 2019-11-25 | Support framework and miniature loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210899594U true CN210899594U (en) | 2020-06-30 |
Family
ID=71315173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922069207.5U Active CN210899594U (en) | 2019-11-25 | 2019-11-25 | Support framework and miniature loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210899594U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022067986A1 (en) * | 2020-09-30 | 2022-04-07 | 瑞声声学科技(深圳)有限公司 | Sound generation device |
-
2019
- 2019-11-25 CN CN201922069207.5U patent/CN210899594U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022067986A1 (en) * | 2020-09-30 | 2022-04-07 | 瑞声声学科技(深圳)有限公司 | Sound generation device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 3 / F, building A5, No. 463, South Ring Road, Heyi community, Shajing street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: Weishi Technology Co.,Ltd. Country or region after: China Address before: 3 / F, building A5, No. 463, South Ring Road, Heyi community, Shajing street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN SUNWAY ACOUSTICS TECHNOLOGY Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |