CN204733376U - A kind of loud speaker module - Google Patents
A kind of loud speaker module Download PDFInfo
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- CN204733376U CN204733376U CN201520465170.7U CN201520465170U CN204733376U CN 204733376 U CN204733376 U CN 204733376U CN 201520465170 U CN201520465170 U CN 201520465170U CN 204733376 U CN204733376 U CN 204733376U
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- loud speaker
- thermal dispersant
- dispersant coatings
- speaker module
- module
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Abstract
The utility model relates to a kind of loud speaker module, comprising: loudspeaker assembly, module shell and thermal dispersant coatings.Described loudspeaker assembly has front and back, and loudspeaker assembly is arranged in described module shell.Described thermal dispersant coatings is arranged in described loud speaker module, in order to improve the heat-sinking capability of described loud speaker module.Described thermal dispersant coatings can be arranged on not having on inner surface and/or outer surface of described module shell.Described thermal dispersant coatings can also be arranged on the back side of described loudspeaker assembly.A technical problem to be solved in the utility model provides better radiating effect for Minitype speaker device.In addition, thermal dispersant coatings of the present utility model can not hinder the radium carving antenna be arranged on Microspeaker normally to work.
Description
Technical field
The utility model belongs to acoustic-electric energy-conversion technique field, and particularly, the utility model relates to a kind of architectural feature of Microspeaker.
Background technology
Microspeaker is the indispensable parts of modern mobile electronic device, and along with the development gradually of the consumer electronics such as mobile phone, panel computer, people have higher requirement the aspect such as sound quality, profile to product.The technology of loud speaker is also gradually to future development that is microminiaturized, high-power.Above-mentioned two point patterns all propose strict requirement to the heat-sinking capability of loud speaker self.
The heat-sinking capability of current Microspeaker mainly through using the measure such as injection molding steel disc, graphite flake to improve product.But injection molding steel disc or graphite flake can only play limited effect to the heat-sinking capability promoting loud speaker.When loud speaker is with high power work, or when loud speaker works in rugged environment, its heat produced is difficult to be derived by injection molding steel disc or graphite flake in time, makes the work of product there is certain hidden danger.
On the other hand, in order to reduce the volume of electronic product, the shell of current a lot of loud speaker module is integrated with radium carving antenna, to save the space that traditional antenna occupies.There is the requirement of empty regions in the shell of radium carving antenna to loud speaker, shell can not exist the metalwork that may affect antenna and normally work.So the loud speaker being integrated with radium carving antenna cannot use injection molding steel disc as heat sink.And the too small graphene film of area is very limited to the lifting of heat-sinking capability.
In sum, for Microspeaker structure, be necessary to provide a kind of new radiating mode or heat abstractor, can efficiently heat be derived from loud speaker.Especially, for the Microspeaker being integrated with radium carving antenna, new heat dissipation technology can not impact the performance of antenna.
Utility model content
An order of the present utility model is a kind of Microspeaker with excellent heat dispersion performance of design, according to an aspect of the present utility model, provides a kind of loud speaker module, comprising:
Loudspeaker assembly, described loudspeaker assembly has front and back;
Module shell, described loudspeaker assembly is arranged in described module shell;
Thermal dispersant coatings, described thermal dispersant coatings is arranged in described loud speaker module, in order to improve the heat-sinking capability of described loud speaker module.The material of described thermal dispersant coatings can be heat-conducting silicone grease.
Wherein, on the described thermal dispersant coatings inner surface that can be arranged on described module shell and/or outer surface.
Preferably, have back cavity in described module shell, described back cavity is communicated with the back side of described loudspeaker assembly, on the inner surface that described thermal dispersant coatings is arranged on described back cavity and/or outer surface.Especially, described back cavity can have rear acoustic aperture, described rear acoustic aperture is pasted with damping fin.
In addition, described thermal dispersant coatings can also be arranged on the back side of described loudspeaker assembly.Wherein, described loudspeaker assembly can involving vibrations assembly and magnetic circuit system, and described magnetic circuit system is positioned at the back side of described loudspeaker assembly, and described thermal dispersant coatings is arranged on the upper of described magnetic circuit system.More excellent, can also fin be provided with in described module shell.
Especially, in described module shell, can tank of raising one's voice be had, raise one's voice in tank described in loudspeaker assembly is arranged on.Described module shell comprises the first housing and the second housing, described in tank of raising one's voice can be arranged in described first housing.
In addition, described loud speaker module comprises signal terminal, and described signal terminal is arranged on described module shell, is electrically connected with described loudspeaker assembly.
A technique effect of the present utility model is, described thermal dispersant coatings by the structural limitations of module shell, loudspeaker assembly, can not make full use of the surface of said structure, so can provide better radiating effect for Microspeaker.Due in described loud speaker module without the need to using injection molding steel disc, can arrange on described module shell radium carving antenna, the performance of antenna can not be subject to the impact of thermal dispersant coatings.Where necessary, thermal dispersant coatings described in the utility model also together can use with injection molding steel disc, the graphite flake that dispels the heat, and reaches better radiating effect.
By referring to the detailed description of accompanying drawing to exemplary embodiment of the present utility model, further feature of the present utility model and advantage thereof will become clear.
Accompanying drawing explanation
What form a part for specification drawings describes embodiment of the present utility model, and together with the description for explaining principle of the present utility model.
Fig. 1 is the vertical view of module shell described in the utility model specific embodiment;
Fig. 2 is the side partial sectional view of module shell described in the utility model specific embodiment;
Fig. 3 is the part explosive view of loud speaker module described in the utility model specific embodiment.
Embodiment
Various exemplary embodiment of the present utility model is described in detail now with reference to accompanying drawing.It should be noted that: unless specifically stated otherwise, otherwise positioned opposite, the numerical expression of the parts of setting forth in these embodiments and step and numerical value do not limit scope of the present utility model.
Illustrative to the description only actually of at least one exemplary embodiment below, never as any restriction to the utility model and application or use.
The technology and equipment known for person of ordinary skill in the relevant may not discuss in detail, but in the appropriate case, described technology and equipment should be regarded as a part for specification.
In all examples with discussing shown here, any occurrence should be construed as merely exemplary, instead of as restriction.Therefore, other example of exemplary embodiment can have different values.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to be further discussed it in accompanying drawing subsequently.
This use is novel provides a kind of novel loud speaker module, comprising loudspeaker assembly, module shell and thermal dispersant coatings.Described loudspeaker assembly produces response to the voice signal passed into, thus produces vibration, manufacture sound.Described loudspeaker assembly generally includes vibration component and magnetic circuit system, described vibration component and magnetic circuit system are arranged in described module shell, the side at magnetic circuit system place is the back side of described loudspeaker assembly, and the side at vibration component place is the front of described loudspeaker assembly.Described thermal dispersant coatings is arranged in described loud speaker module, in order to improve the heat-sinking capability of described loud speaker module.Especially, described thermal dispersant coatings adopts paste, gluey material is made, such as heat-conducting silicone grease.Heat-conducting silicone grease has good heat dispersion, and can be coated on the position of needs easily.Heat-conducting silicone grease also can not have an impact to magnetic field, electric wave, and the performance of radium carving antenna can not be subject to the impact of conduction silicone grease.The utility model does not carry out concrete restriction to the material of described thermal dispersant coatings, and those skilled in the art can adopt other non-metallic coating with similar heat conductivility to form described thermal dispersant coatings.
In specific embodiment of the utility model, described thermal dispersant coatings 1 can be arranged on described module shell.In embodiment as shown in Figure 1, 2, described thermal dispersant coatings 1 is arranged on the inner surface of described module shell.Because described thermal dispersant coatings 1 is formed by paste, colloidal material, described thermal dispersant coatings 1 is not by the restriction of the condition such as shape, space of module shell.Described thermal dispersant coatings 1 can make full use of the surface of described module shell, and in other embodiment of the present utility model, described thermal dispersant coatings 1 can also be arranged on the outer surface of described module shell.
Especially, Fig. 1,2 embodiment in, described module shell constitutes back cavity 24, and described back cavity 24 is communicated with the back side of described loudspeaker assembly 3, for promoting the bass effect of loud speaker module.In order to obtain better bass effect, the surface area of described back cavity 24 and volume are usually larger.Described thermal dispersant coatings 1 can utilize the surface area that back cavity 24 is larger, is arranged on described back cavity 24 inner surface.In other embodiment of the present utility model, described thermal dispersant coatings 1 can also even on the outer surface of described module shell forming described back cavity 24.In addition, in order to balance air pressure between described back cavity 24 and space outerpace, as shown in Figure 2, the module shell forming described back cavity 24 can have rear acoustic aperture 23, when vibrating to make described vibration component, air is free to back cavity 24 of coming in and going out.Especially, as shown in Figure 2, in order to make smooth air, mild discrepancy back cavity 24, described rear acoustic aperture 23 can be pasted with damping fin 5.Described damping fin 5 can also prevent sound wave from spilling in a large number from rear acoustic aperture 23, thus avoids acoustic short circuit phenomenon.
Magnetic circuit system in loudspeaker assembly 3 can produce a large amount of heats usually, and in order to be derived as early as possible by the heat in described magnetic circuit system, preferably, in embodiment of the present utility model, described thermal dispersant coatings 1 can also be arranged on the back side of described loudspeaker assembly 3.As previously mentioned, the side of described magnetic circuit system is the back side of described loudspeaker assembly 3, can be shed by heat in described magnetic circuit system more efficiently at the back side that described thermal dispersant coatings 1 is arranged on described loudspeaker assembly 3.
More excellent, thermal dispersant coatings 1 described in the utility model can be used in loud speaker module jointly with the fin such as injection molding steel disc, graphite flake.Such as, described thermal dispersant coatings 1 can be applied on back cavity 24 inner surface of described module shell, injection moulding a slice steel disc in the module shell forming described back cavity 24.Described thermal dispersant coatings 1 heat can be passed to be arranged in described module shell steel disc on, heat passes to outside described loud speaker module by steel disc further.Those skilled in the art according to actual conditions, in described module shell, or its inside and outside surface can arrange thermal dispersant coatings 1, and in described loud speaker module, arrange heat radiation smear, the utility model does not do concrete restriction to this simultaneously yet.
In embodiment of the present utility model, as shown in Figure 2, can have the tank 25 of raising one's voice for carrying described vibration component and magnetic circuit system in described module shell, tank 25 of raising one's voice can provide more stable operational environment for loudspeaker assembly 3.Raise one's voice in tank 25 described in described loudspeaker assembly 3 is arranged on.Especially, in the embodiment shown in Fig. 2, described module shell comprises the first housing 21 and the second housing 22.Described first housing 21 and the second housing 22 are fixedly installed togather, and form complete module shell.Described tank 25 of raising one's voice can be arranged on described first housing 21, described second housing 22 is arranged on described first housing 21 from the back side of described vibration component and tank 25 of raising one's voice, and described first housing 21 combines with described second housing 22 and forms complete described back cavity 24.
In addition, as shown in Figure 2, can comprise signal terminal 4 in described loud speaker module, described signal terminal 4 is connected with described loudspeaker assembly 3, for being imported in described vibration component by voice signal.In the present embodiment, described signal terminal 4 is arranged on described first housing 21, and described second housing 22 is arranged on described first housing 21, is fastened by described signal terminal 4.
It is more than the loud speaker module that the utility model provides, although be described in detail specific embodiments more of the present utility model by example, but it should be appreciated by those skilled in the art, above example is only to be described, instead of in order to limit scope of the present utility model.It should be appreciated by those skilled in the art, when not departing from scope and spirit of the present utility model, above embodiment can be modified.Scope of the present utility model is limited by claims.
Claims (10)
1. a loud speaker module, is characterized in that, comprising:
Loudspeaker assembly (3), described loudspeaker assembly (3) has front and back;
Module shell, described loudspeaker assembly (3) is arranged in described module shell;
Thermal dispersant coatings (1), described thermal dispersant coatings (1) is arranged in described loud speaker module, in order to improve the heat-sinking capability of described loud speaker module.
2. loud speaker module according to claim 1, is characterized in that, on the inner surface that described thermal dispersant coatings (1) is arranged on described module shell and/or outer surface.
3. loud speaker module according to claim 1, it is characterized in that, have back cavity (24) in described module shell, described back cavity (24) is communicated with the back side of described loudspeaker assembly (3), on the inner surface that described thermal dispersant coatings (1) is arranged on described back cavity (24) and/or outer surface.
4. loud speaker module according to claim 3, is characterized in that, described back cavity (24) has rear acoustic aperture (23), and described rear acoustic aperture (23) is pasted with damping fin (5).
5. loud speaker module according to claim 1, is characterized in that, described thermal dispersant coatings (1) is arranged on the back side of described loudspeaker assembly (3).
6. loud speaker module according to claim 1, is characterized in that, is provided with fin in described module shell.
7., according to one of any described loud speaker module of claim 1-6, it is characterized in that there is in described module shell tank of raising one's voice (25), raise one's voice described in loudspeaker assembly (3) is arranged in tank (25).
8., according to one of any described loud speaker module of claim 1-6, it is characterized in that, described module shell comprises the first housing (21) and the second housing (22).
9., according to one of any described loud speaker module of claim 1-6, it is characterized in that, the material of described thermal dispersant coatings (1) is heat-conducting silicone grease.
10., according to one of any described loud speaker module of claim 1-6, it is characterized in that, described loud speaker module comprises signal terminal (4), and described signal terminal (4) is arranged on described module shell, is electrically connected with described loudspeaker assembly (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520465170.7U CN204733376U (en) | 2015-07-01 | 2015-07-01 | A kind of loud speaker module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520465170.7U CN204733376U (en) | 2015-07-01 | 2015-07-01 | A kind of loud speaker module |
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| Publication Number | Publication Date |
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| CN204733376U true CN204733376U (en) | 2015-10-28 |
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| CN201520465170.7U Active CN204733376U (en) | 2015-07-01 | 2015-07-01 | A kind of loud speaker module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106851497A (en) * | 2016-12-28 | 2017-06-13 | 歌尔股份有限公司 | Sound-producing device monomer and its manufacture method |
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2015
- 2015-07-01 CN CN201520465170.7U patent/CN204733376U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106851497A (en) * | 2016-12-28 | 2017-06-13 | 歌尔股份有限公司 | Sound-producing device monomer and its manufacture method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |