CN217825357U - Micro loudspeaker monomer - Google Patents
Micro loudspeaker monomer Download PDFInfo
- Publication number
- CN217825357U CN217825357U CN202221182712.6U CN202221182712U CN217825357U CN 217825357 U CN217825357 U CN 217825357U CN 202221182712 U CN202221182712 U CN 202221182712U CN 217825357 U CN217825357 U CN 217825357U
- Authority
- CN
- China
- Prior art keywords
- voice coil
- dome
- top surface
- micro
- vibrating diaphragm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Abstract
The utility model discloses a miniature speaker monomer, including vibrating assembly, vibrating assembly includes ball top, vibrating diaphragm and voice coil loudspeaker voice coil, the vibrating diaphragm has the interior fixed part of windowing including central authorities, the ball top with interior fixed part is connected and is sealed the windowing, the ball top has the connection limit, the medial surface of voice coil loudspeaker voice coil with the lateral surface on connection limit is connected fixedly, perhaps, the lateral surface of voice coil loudspeaker voice coil with the medial surface on connection limit is connected fixedly. This miniature speaker monomer novel structure, simple, the dome have with the medial surface of voice coil loudspeaker voice coil or the fixed limit of being connected of lateral surface contact, the heat that the voice coil loudspeaker voice coil produced can be through connecting the front of limit conduction to dome, the front of dome exposes in the department of windowing of vibrating diaphragm to make the heat can dissipate to the external environment smoothly, improved the free radiating effect of miniature speaker effectively. In addition, the center of the vibrating diaphragm is provided with a window, so that the weight of the vibrating assembly can be reduced, and the performance of the micro loudspeaker is improved.
Description
Technical Field
The utility model relates to an electroacoustic converter technical field especially relates to miniature speaker monomer.
Background
The free energy conversion efficiency of miniature speaker is generally lower, and most energy all can convert the heat into, and this heat can lead to miniature speaker monomer to generate heat to make the free internal temperature of miniature speaker rise, cause irreversible damage to miniature speaker monomer, for example: the internal overheating or the over-high temperature of the miniature loudspeaker monomer can cause the phenomena of demagnetization of magnetic steel, collapse of a vibrating diaphragm, failure of glue and the like, thereby affecting the performance and the service life of the miniature loudspeaker monomer.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the miniature loudspeaker monomer with good heat dissipation effect is provided.
In order to solve the technical problem, the utility model discloses a technical scheme one be: miniature speaker monomer, including the vibration subassembly, the vibration subassembly includes ball top, vibrating diaphragm and voice coil loudspeaker voice coil, the vibrating diaphragm has the interior fixed part of windowing including central authorities, the ball top with interior fixed part is connected and is sealed the windowing, the ball top has the connection limit, the medial surface of voice coil loudspeaker voice coil with the lateral surface of connecting the limit is connected fixedly.
Further, the edge of the dome is connected with the connecting edge.
Further, the top surface of voice coil loudspeaker voice coil with the vibrating diaphragm is connected fixedly.
Further, the dome includes bulge and link portion, the bottom of bulge extends outwards and forms link portion, the bottom surface of interior fixed part with link portion's top surface is connected fixedly, the bulge corresponds the windowing setting, the top surface protrusion of bulge in the top surface setting of interior fixed part.
Further, the bottom surface of the bulge is provided with a weight reduction groove.
In order to solve the technical problem, the utility model discloses a technical scheme two be: miniature speaker monomer, including the vibration subassembly, the vibration subassembly includes ball top, vibrating diaphragm and voice coil loudspeaker voice coil, the vibrating diaphragm has the interior fixed part of windowing including central authorities, the ball top with interior fixed part is connected and is sealed the windowing, the ball top has the connection limit, the lateral surface of voice coil loudspeaker voice coil with the medial surface on connection limit is connected fixedly.
Further, the edge of the top of the ball is connected with the connecting edge.
Furthermore, the top surface of the voice coil is fixedly connected with the ball top.
Further, the dome includes bulge and link portion, the bottom of bulge extends outwards and forms link portion, the bottom surface of interior fixed part with link portion's top surface is connected fixedly, the bulge corresponds the windowing setting, the top surface protrusion of bulge in the top surface setting of interior fixed part.
Further, the bottom surface of the bulge is provided with a weight reduction groove.
The beneficial effects of the utility model reside in that: this miniature speaker monomer novel structure, simple, the dome have with the medial surface of voice coil loudspeaker voice coil or the fixed limit of being connected of lateral surface contact, the heat that the voice coil loudspeaker voice coil produced can be through connecting the positive of limit conduction to dome, the front of dome exposes in the department of windowing of vibrating diaphragm to make the heat can dissipate to the external environment smoothly, improved the free radiating effect of miniature speaker effectively. In addition, the center of the vibrating diaphragm is provided with a window, so that the weight of the vibrating assembly can be reduced, and the performance of the micro loudspeaker is improved.
Drawings
Fig. 1 is an exploded view of a micro speaker unit according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of a micro-speaker unit according to a first embodiment of the present invention;
FIG. 3 is an enlarged view of detail A in FIG. 2;
fig. 4 is a cross-sectional view of a micro-speaker unit according to a first embodiment of the present invention;
fig. 5 is an enlarged view of detail B in fig. 4.
Description of reference numerals:
1. a basin stand;
2. a vibrating assembly; 21. a ball top; 211. a connecting edge; 212. a projection; 213. a connecting ring portion; 214. a weight reduction groove; 22. vibrating diaphragm; 221. an inner fixing portion; 222. a folded ring part; 223. an outer fixing portion; 224. windowing; 23. a voice coil;
3. a magnetic circuit assembly.
Detailed Description
In order to explain the technical contents, 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 5, a micro speaker unit includes a vibration assembly 2, the vibration assembly 2 includes a dome 21, a diaphragm 22 and a voice coil 23, the diaphragm 22 includes an inner fixing portion 221 having a window 224 at the center, the dome 21 is connected to the inner fixing portion 221 and closes the window 224, the dome 21 has a connecting edge 211, and an inner side of the voice coil 23 is connected to an outer side of the connecting edge 211.
From the above description, the beneficial effects of the present invention are: this miniature speaker monomer novel structure, simple, the dome 21 have with the fixed limit 211 of being connected of the medial surface contact of voice coil 23, the heat that voice coil 23 produced can be conducted to the front of dome 21 through connecting the limit 211, the front of dome 21 exposes in the department of windowing 224 of vibrating diaphragm 22 to make the heat can dissipate to the external environment smoothly, improved miniature speaker monomer's radiating effect effectively. In addition, the window 224 is disposed in the center of the diaphragm 22, so as to reduce the weight of the vibration assembly 2 and improve the performance of the micro-speaker.
Further, the edge of the dome 21 is connected to the connecting edge 211.
As can be seen from the above description, the edge of the dome 21 connected to the connecting edge 211 can simplify the design of the dome 21, so that the dome 21 can be easily formed, which is beneficial to reduce the manufacturing cost of the micro-speaker.
Further, the top surface of the voice coil 23 is fixedly connected to the diaphragm 22.
As can be seen from the above description, the top surface of the voice coil 23 is fixedly connected to the diaphragm 22, so as to improve the structural strength of the vibration assembly 2 and enhance the structural stability of the micro-speaker unit.
Further, the dome 21 includes a protrusion portion 212 and a connection ring portion 213, a bottom of the protrusion portion 212 extends outward to form the connection ring portion 213, a bottom surface of the inner fixing portion 221 is fixedly connected to a top surface of the connection ring portion 213, the protrusion portion 212 is disposed corresponding to the window 224, and a top surface of the protrusion portion 212 protrudes from the top surface of the inner fixing portion 221.
As can be seen from the above description, the top surface of the protruding portion 212 protrudes from the top surface of the inner fixing portion 221, so that the heat on the dome 21 can be dissipated to the external environment more quickly.
Further, the bottom surface of the protruding portion 212 is provided with a lightening groove 214.
As can be seen from the above description, the weight-reducing slot 214 not only can reduce the weight of the vibration assembly 2 and improve the performance of the micro-speaker, but also can save the production material consumption of the dome 21 and reduce the manufacturing cost of the micro-speaker unit.
Micro loudspeaker monomer, including vibration subassembly 2, vibration subassembly 2 includes ball top 21, vibrating diaphragm 22 and voice coil 23, vibrating diaphragm 22 has the interior fixed part 221 of windowing 224 including central authorities, ball top 21 with interior fixed part 221 is connected and is sealed windowing 224, ball top 21 has the connection limit 211, the lateral surface of voice coil 23 with the medial surface of connecting limit 211 is connected fixedly.
From the above description, the beneficial effects of the utility model reside in that: this miniature speaker monomer novel structure, simple, ball top 21 have with the fixed limit 211 of being connected of the lateral surface contact of voice coil 23, the heat that voice coil 23 produced can be conducted to the front of ball top 21 through connecting the limit 211, the front of ball top 21 exposes in the department of windowing 224 of vibrating diaphragm 22 to make the heat can dissipate to the external environment smoothly, improved miniature speaker monomer's radiating effect effectively. In addition, the center of the diaphragm 22 is provided with a window 224, so that the weight of the vibration assembly 2 can be reduced, and the performance of the micro-speaker can be improved.
Further, the edge of the dome 21 is connected to the connecting edge 211.
As can be seen from the above description, the edge of the dome 21 connected to the connecting edge 211 can simplify the design of the dome 21, so that the dome 21 can be easily formed, which is beneficial to reduce the manufacturing cost of the micro-speaker.
Further, the top surface of the voice coil 23 is fixedly connected with the dome 21.
As can be seen from the above description, the top surface of the voice coil 23 is connected and fixed to the dome 21, so as to improve the structural strength of the vibration assembly 2 and enhance the structural stability of the micro-speaker unit.
Further, the dome 21 includes a protrusion portion 212 and a connection ring portion 213, a bottom of the protrusion portion 212 extends outward to form the connection ring portion 213, a bottom surface of the inner fixing portion 221 is fixedly connected to a top surface of the connection ring portion 213, the protrusion portion 212 is disposed corresponding to the window 224, and a top surface of the protrusion portion 212 protrudes from the top surface of the inner fixing portion 221.
As can be seen from the above description, the top surface of the protruding portion 212 protrudes from the top surface of the inner fixing portion 221, so that the heat on the dome 21 can be dissipated to the external environment more quickly.
Further, the bottom surface of the projection 212 is provided with a lightening groove 214.
As can be seen from the above description, the weight reduction groove 214 not only can reduce the weight of the vibration assembly 2 and improve the performance of the micro-speaker, but also can save the production material consumption of the dome 21 and reduce the manufacturing cost of the micro-speaker unit.
Example one
Referring to fig. 1 to fig. 3, a first embodiment of the present invention is: the miniature loudspeaker unit can be applied to electronic equipment with a sound playing function, such as a mobile phone, an intelligent watch, an interphone, an earphone, a tablet computer and a notebook computer.
The miniature loudspeaker unit comprises a basin frame 1, and a vibration component 2 and a magnetic circuit component 3 which are respectively arranged on the basin frame 1; vibration subassembly 2 includes ball top 21, vibrating diaphragm 22 and voice coil 23, vibrating diaphragm 22 includes interior fixed part 221, book ring portion 222 and outer fixed part 223 that link to each other in proper order from inside to outside, outer fixed part 223 with basin frame 1 is connected fixedly, the central authorities of interior fixed part 221 have windowing 224, ball top 21 with interior fixed part 221 is connected and is sealed windowing 224, ball top 21 has connection limit 211, the medial surface of voice coil 23 with the lateral surface of connecting limit 211 is connected fixedly.
In a preferred embodiment, the connecting edge 211 is annular, and the edge of the dome 21 is connected to the connecting edge 211, and in particular, the edge of the dome 21 is bent and extended toward the magnetic circuit assembly 3 to form the connecting edge 211.
In this embodiment, the dome 21 includes a protrusion 212 and a connection ring portion 213, and the bottom of the protrusion 212 extends outwards to form the connection ring portion 213; the bottom surface of the inner fixing portion 221 is fixedly connected to the top surface of the connecting ring portion 213, the protruding portion 212 is disposed corresponding to the opening 224, and the top surface of the protruding portion 212 protrudes from the top surface of the inner fixing portion 221. It will be readily appreciated that in other embodiments, the dome 21 may not have the projection 212.
In order to reduce the weight of the vibration module 2 and improve the performance of the micro-speaker unit, it is preferable that the bottom surface of the protrusion 212 is provided with a lightening groove 214, that is, the protrusion 212 appears to be hat-shaped.
The top surface of the voice coil 23 is fixedly connected to the diaphragm 22, and in detail, the top surface of the voice coil 23 is fixedly connected to the bottom surface of the inner fixing portion 221, so that the structural stability of the vibration assembly 2 can be effectively improved. Optionally, the voice coil 23 is respectively bonded and fixed to the connecting edge 211 and the inner fixing portion 221.
The dome 21 may have a single-layer structure or a multilayer laminated structure.
The material of the top dome 21 is preferably a material with a high thermal conductivity, including metals and non-metals, such as: copper, graphite, and the like.
Example two
Referring to fig. 1, fig. 4 and fig. 5, a second embodiment of the present invention is: the miniature loudspeaker unit can be applied to electronic equipment with a sound playing function, such as a mobile phone, an intelligent watch, an interphone, an earphone, a tablet computer and a notebook computer.
The miniature loudspeaker unit comprises a basin frame 1, and a vibration component 2 and a magnetic circuit component 3 which are respectively arranged on the basin frame 1; vibration subassembly 2 includes ball top 21, vibrating diaphragm 22 and voice coil 23, vibrating diaphragm 22 includes from inside to outside consecutive interior fixed part 221, rolls over ring portion 222 and outer fixed part 223, outer fixed part 223 with basin frame 1 is connected fixedly, the central authorities of interior fixed part 221 have windowing 224, ball top 21 with interior fixed part 221 is connected and is sealed windowing 224, ball top 21 has the connection limit 211, the lateral surface of voice coil 23 with the medial surface of being connected limit 211 is connected fixedly.
In a preferred embodiment, the connecting edge 211 is annular, and the edge of the dome 21 is connected to the connecting edge 211, and specifically, the edge of the dome 21 is bent and extended toward the direction close to the magnetic circuit assembly 3 to form the connecting edge 211.
In this embodiment, the dome 21 includes a protrusion 212 and a connection ring portion 213, and the bottom of the protrusion 212 extends outwards to form the connection ring portion 213; the bottom surface of the inner fixing portion 221 is fixedly connected to the top surface of the connecting ring portion 213, the protruding portion 212 is disposed corresponding to the window 224, and the top surface of the protruding portion 212 protrudes from the top surface of the inner fixing portion 221. It will be readily appreciated that in other embodiments, the dome 21 may not have the projection 212.
In order to reduce the weight of the vibration module 2 and improve the performance of the micro-speaker unit, it is preferable that the bottom surface of the protrusion 212 is provided with a lightening groove 214, that is, the protrusion 212 appears to be hat-shaped.
The top surface of the voice coil 23 is fixedly connected to the dome 21, and in detail, the top surface of the voice coil 23 is fixedly connected to the bottom surface of the connecting ring portion 213, so that the structural stability of the vibration assembly 2 can be effectively improved. Optionally, the voice coil 23 is respectively bonded and fixed to the connection edge 211 and the connection ring portion 213.
The dome 21 may have a single-layer structure or a multilayer laminated structure.
The material of the top dome 21 is preferably a material with a high thermal conductivity, and includes metals and non-metals, such as: copper, graphite, and the like.
To sum up, the utility model provides a miniature speaker monomer novel structure, simple, the ball top have with the medial surface of voice coil loudspeaker voice coil or the fixed limit of being connected of lateral surface contact, the heat that the voice coil loudspeaker voice coil produced can be through connecting the front of limit conduction to ball top, the front of ball top exposes in the department of windowing of vibrating diaphragm to make the heat can disperse to the external environment smoothly, improved the free radiating effect of miniature speaker effectively. In addition, the center of the vibrating diaphragm is provided with a window, so that the weight of the vibrating assembly can be reduced, and the performance of the micro loudspeaker is improved. The top surface of the convex part of the dome protrudes out of the top surface of the inner fixing part of the vibrating diaphragm, so that the heat dissipation effect of the miniature loudspeaker monomer can be further enhanced.
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. Miniature speaker monomer, including the vibration subassembly, the vibration subassembly includes ball top, vibrating diaphragm and voice coil loudspeaker voice coil, its characterized in that: the diaphragm comprises an inner fixing part with a window in the center, the dome is connected with the inner fixing part and seals the window, the dome is provided with a connecting edge, and the inner side surface of the voice coil is fixedly connected with the outer side surface of the connecting edge.
2. A micro-speaker cell as claimed in claim 1, wherein: the edge of the top of the ball is connected with the connecting edge.
3. A micro-speaker cell as claimed in claim 2, wherein: the top surface of voice coil loudspeaker voice coil with the vibrating diaphragm is connected fixedly.
4. A micro-speaker cell as claimed in claim 2, wherein: the dome includes bulge and link portion, the bottom of bulge extends outwards and forms link portion, the bottom surface of interior fixed part with link portion's top surface is connected fixedly, the bulge corresponds the windowing setting, the top surface protrusion of bulge in the top surface setting of interior fixed part.
5. The micro-speaker cell of claim 4, wherein: the bottom surface of the bulge is provided with a weight reduction groove.
6. Miniature speaker monomer, including the vibration subassembly, the vibration subassembly includes ball top, vibrating diaphragm and voice coil loudspeaker voice coil, its characterized in that: the vibrating diaphragm comprises an inner fixing portion with a window in the center, the ball top is connected with the inner fixing portion and sealed with the window, the ball top is provided with a connecting edge, and the outer side face of the voice coil is connected and fixed with the inner side face of the connecting edge.
7. The micro-speaker cell of claim 6, wherein: the edge of the top of the ball is connected with the connecting edge.
8. The micro-speaker cell of claim 7, wherein: the top surface of the voice coil is fixedly connected with the ball top.
9. A microspeaker unit as defined in claim 7 wherein: the dome includes bulge and link portion, the bottom of bulge extends outwards and forms link portion, the bottom surface of interior fixed part with link portion's top surface is connected fixedly, the bulge corresponds the windowing setting, the top surface protrusion of bulge in the top surface setting of interior fixed part.
10. A microspeaker unit as defined in claim 9 wherein: the bottom surface of the protruding part is provided with a weight reduction groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221182712.6U CN217825357U (en) | 2022-05-17 | 2022-05-17 | Micro loudspeaker monomer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221182712.6U CN217825357U (en) | 2022-05-17 | 2022-05-17 | Micro loudspeaker monomer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217825357U true CN217825357U (en) | 2022-11-15 |
Family
ID=83983822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221182712.6U Active CN217825357U (en) | 2022-05-17 | 2022-05-17 | Micro loudspeaker monomer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217825357U (en) |
-
2022
- 2022-05-17 CN CN202221182712.6U patent/CN217825357U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8311264B2 (en) | Ultra-thin speaker | |
| CN205584479U (en) | Loudspeaker module group | |
| CN109246553B (en) | Be applied to reinforcement portion and vibrating diaphragm of speaker vibrating diaphragm | |
| CN207677986U (en) | A kind of loud speaker module | |
| JP2012010148A (en) | Electro-acoustic converter | |
| CN212696206U (en) | Speaker monomer and electronic terminal | |
| CN109451400B (en) | Be applied to reinforcement portion, vibrating diaphragm and speaker of speaker vibrating diaphragm | |
| CN114257930B (en) | Sound producing device and electronic equipment | |
| CN217825357U (en) | Micro loudspeaker monomer | |
| CN209017232U (en) | Loudspeaker mould group and electronic equipment | |
| CN218103502U (en) | Miniature speaker monomer and speaker module | |
| CN113993043B (en) | Sound producing device and electronic equipment | |
| WO2022111674A1 (en) | Loudspeaker and electronic device | |
| CN101227765B (en) | Ultra-thin moving-coil type electro-acoustic conversing device | |
| CN210725326U (en) | Speaker module and electronic equipment | |
| CN214413037U (en) | Miniature loudspeaker | |
| CN220307360U (en) | Micro-speaker | |
| CN216700306U (en) | Miniature loudspeaker | |
| CN107241673B (en) | Loudspeaker module | |
| CN205946157U (en) | Loudspeaker module group | |
| CN218634267U (en) | Large-amplitude micro loudspeaker | |
| CN214413026U (en) | Miniature loudspeaker | |
| CN216491045U (en) | Sound production device and electronic equipment | |
| CN218416659U (en) | Large-amplitude micro loudspeaker | |
| CN219499525U (en) | Vibrating diaphragm and loudspeaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |