CN204350287U - A kind of loud speaker module - Google Patents
A kind of loud speaker module Download PDFInfo
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- CN204350287U CN204350287U CN201520006800.4U CN201520006800U CN204350287U CN 204350287 U CN204350287 U CN 204350287U CN 201520006800 U CN201520006800 U CN 201520006800U CN 204350287 U CN204350287 U CN 204350287U
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- sound
- absorbing material
- operatic tunes
- rear operatic
- loud speaker
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Abstract
The utility model belongs to electro-acoustic product technical field, particularly relate to a kind of loud speaker module, this loud speaker module comprises housing, in the cavity that housing surrounds, collecting is fixed with loudspeaker monomer, the cavity that housing surrounds by loudspeaker monomer is divided into the front operatic tunes and the rear operatic tunes, the sound-absorbing material particle that some layers and the bonding connection of rear operatic tunes inwall are loose structure is provided with in the rear operatic tunes, outside dimension is 0.1mm ~ 0.3mm, or is provided with some layers sound-absorbing material powder of being connected with micropore bonding with rear operatic tunes inwall; Sound-absorbing material particle is provided with hole, sound-absorbing material powder is provided with micropore, play the effect of the rear operatic tunes volume of expansion, effectively can regulate medium and low frequency behavior extension pass band, improve the tonequality of sound, sound-absorbing material particle, sound-absorbing material powder amass smallerly can put into the less rear operatic tunes in space, can solve the little problem being difficult to encapsulate sound-absorbing part in rear operatic tunes space of loud speaker module.
Description
Technical field
The utility model belongs to electro-acoustic product technical field, particularly relates to a kind of loud speaker module.
Background technology
Loud speaker module is a kind of energy converter, can convert electrical energy into radiating acoustic energy and go out, and is parts indispensable in electro-acoustic product.
As shown in Figure 1, loud speaker module mainly comprises housing 10, in the cavity that housing 10 surrounds, collecting is fixed with loudspeaker monomer 11, the cavity that housing 10 surrounds is divided into the front operatic tunes 12 and the rear operatic tunes 13 two cavitys by loudspeaker monomer 11, the different frequency range of the front operatic tunes 12, the rear operatic tunes 13 influential system acoustical behavior, wherein, the medium and low frequency part of the rear operatic tunes 13 main influence systems acoustical behavior, medium and low frequency part is very large on the impact of tonequality, in order to improve tonequality, common way arranges sound-absorbing part 14 in the rear operatic tunes 13.
Along with the development of technology and the raising of consumer demand, electro-acoustic product all tends to thin type development, this just requires that loud speaker module also will reduce accordingly, it is very little that the space of the rear operatic tunes 13 will become, the space and encapsulating material material etc. of the rear operatic tunes 13 is limited to after encapsulation due to sound-absorbing part 14, cause sound-absorbing part 14 to be difficult to put into the rear operatic tunes 13, estimated performance target can not be realized.
Utility model content
The technical problems to be solved in the utility model is: provide a kind of loud speaker module, solves the space little problem that cannot encapsulate sound-absorbing part of existing loud speaker module because of the rear operatic tunes, and medium and low frequency performance can be regulated to improve tonequality.
The utility model realizes like this, a kind of loud speaker module, described loud speaker module comprises housing, in the cavity that described housing surrounds, collecting is fixed with loudspeaker monomer, the cavity that described housing surrounds is divided into the front operatic tunes and the rear operatic tunes by described loudspeaker monomer, being provided with at least one deck and the bonding connection of described rear operatic tunes inwall in the rear in the operatic tunes is the sound-absorbing material particle of loose structure, and the outside dimension of described sound-absorbing material particle is 0.1mm ~ 0.3mm; Or be provided with the sound-absorbing material powder of at least one deck and the bonding connection of described rear operatic tunes inwall, described sound-absorbing material powder is provided with micropore.
Improve as one, described sound-absorbing material particle or described sound-absorbing material powder are set to one deck.
Improve as one, described sound-absorbing material particle or described sound-absorbing material powder are set to multilayer, are adjacent the bonding connection of layer away from the sound-absorbing material stratum granulosum of described rear operatic tunes inwall or sound-absorbing material bisque.
Improve as one, described sound-absorbing material particle or described sound-absorbing material powder fill the space of the full described rear operatic tunes.
Improve as one, described sound-absorbing material is zeolite or active carbon.
Owing to have employed technique scheme, the beneficial effect that loud speaker module of the present utility model obtains is as follows:
In the rear operatic tunes of loud speaker module, be provided with at least one deck and the bonding connection of rear operatic tunes inwall is the sound-absorbing material particle of loose structure, or the sound-absorbing material powder of at least one deck and the bonding connection of rear operatic tunes inwall, sound-absorbing material particle or sound-absorbing material powder are made up of sound-absorbing material, sound-absorbing material particle is provided with hole, sound-absorbing material powder is provided with micropore, the effect of the rear operatic tunes volume of expansion can be played, effectively can regulate medium and low frequency behavior extension pass band, improve the tonequality of sound, sound-absorbing material particle or sound-absorbing material powder amass smallerly can put into the less rear operatic tunes in space, the little problem being difficult to encapsulate sound-absorbing part in rear operatic tunes space of loud speaker module can be solved.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing loud speaker module;
Fig. 2 is the structural representation of the utility model first embodiment loud speaker module;
Fig. 3 is the structural representation of the utility model second embodiment loud speaker module;
Fig. 4 is the structural representation of the utility model the 3rd embodiment loud speaker module;
Fig. 5 is the structural representation of the utility model the 4th embodiment loud speaker module;
Fig. 6 is the structural representation of the utility model the 5th embodiment loud speaker module;
Fig. 7 is the structural representation of the utility model the 6th embodiment loud speaker module;
Wherein, 10, housing, 11, loudspeaker monomer, 12, the front operatic tunes, 13, the rear operatic tunes, 14, sound-absorbing part, 15, sound-absorbing material particle, 16, sound-absorbing material powder.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Fig. 1 to Fig. 7 is the structural representation of loud speaker module, wherein, Fig. 1 shows the structural representation of existing loud speaker module, Fig. 2 shows the structural representation of the utility model first embodiment loud speaker module, Fig. 3 shows the structural representation of the utility model second embodiment loud speaker module, Fig. 4 shows the structural representation of the utility model the 3rd embodiment loud speaker module, Fig. 5 shows the structural representation of the utility model the 4th embodiment loud speaker module, Fig. 6 shows the structural representation of the utility model the 5th embodiment loud speaker module, Fig. 7 shows the structural representation of the utility model the 6th embodiment loud speaker module, for the ease of understanding, the part relevant to the utility model is only gived in figure.
First embodiment
Fig. 2 is the structural representation of the utility model first embodiment loud speaker module, as shown in Figure 2, this loud speaker module comprises: housing 10, in the cavity that housing 10 surrounds, collecting is fixed with loudspeaker monomer 11, the cavity that housing 10 surrounds is divided into the front operatic tunes 12 and the rear operatic tunes 13 two cavitys by loudspeaker monomer 11, in the rear operatic tunes 13, be provided with the sound-absorbing material particle 15 of one deck and the bonding connection of the rear operatic tunes 13 inwall, this sound-absorbing material particle 15 is loose structure.
For the ease of understanding, fabrication processing is described: first on the inwall of the rear operatic tunes 13, carry out atomization glue spraying, sound-absorbing material particle 15 is bonded on the inwall of the rear operatic tunes 13 by artificial or equipment again, sound-absorbing material particle 15 is provided with hole, play the effect of the rear operatic tunes volume of expansion, effectively can regulate medium and low frequency behavior extension pass band, improve the tonequality of sound, the volume ratio of sound-absorbing material particle 15 is less can put into the less rear operatic tunes 13 in space, the little problem being difficult to encapsulate sound-absorbing part in rear operatic tunes space of loud speaker module can be solved, the encapsulation overhead of sound-absorbing part can also be saved while meeting serviceability.
In the present embodiment, the outside dimension 0.1mm ~ 0.3mm of sound-absorbing material particle 15, makes ball shape by sound-absorbing material particle 15 usually.
In the present embodiment, conventional sound-absorbing material has zeolite, active carbon etc.
Second embodiment
Fig. 3 is the structural representation of the utility model second embodiment loud speaker module, and as shown in Figure 3, this embodiment is substantially identical with the first embodiment, and its difference is:
Sound-absorbing material particle 15 is set to two-layer, near the ground floor sound-absorbing material particle 15 layers of the rear operatic tunes 13 inwall and the bonding connection of inwall of the rear operatic tunes 13, away from second layer sound-absorbing material particle 15 layers and ground floor sound-absorbing material particle 15 layers of bonding connection of the rear operatic tunes 13 inwall.
For the ease of understanding, fabrication processing is described: first on the inwall of the rear operatic tunes 13, carry out atomization glue spraying, by artificial or equipment, the sound-absorbing material particle 15 of ground floor is bonded on the inwall of the rear operatic tunes 13 again, and then be atomized on the sound-absorbing material particle 15 of ground floor glue spraying or some glue the sound-absorbing material particle 15 of the second layer is bonded to after in the operatic tunes 13, also can be stained with after sound-absorbing material particle 15 glue of the second layer on the sound-absorbing material particle 15 of ground floor.
Certainly, also can according to concrete loud speaker modular structure and performance requirement, sound-absorbing material particle 15 is set to three layers or more multi-layered.
3rd embodiment
Fig. 4 is the structural representation of the utility model the 3rd embodiment loud speaker module, and as shown in Figure 4, this embodiment is substantially identical with the first embodiment, and its difference is:
Sound-absorbing material particle 15 fills the space of the full rear operatic tunes 13.Can sound-absorbing effect be strengthened like this, further can improve the tonequality of sound.
For the ease of understanding, fabrication processing is described: sound-absorbing material particle 15 is filled the full whole rear operatic tunes 13 and is directly filled in the rear operatic tunes 13 by auto-filling equipment, can certainly come by way of manual operation, in order to ensure the stability of the sound-absorbing material particle 15 be filled in the rear operatic tunes 13, just need in the filling process with filling after, carry out some techniques and the structure behave reply of some sound-absorbing effects and process stability lifting, such as shape with screen cloth, the inwall of the rear operatic tunes 13 increases grid assist location etc., the enforcement of these ancillary methods needs to determine according to the concrete structure of loud speaker module.
4th embodiment
As shown in Figure 5, the present embodiment is substantially identical with the first embodiment, and its difference is:
In the rear operatic tunes 13, be provided with the sound-absorbing material powder 16 of one deck and the bonding connection of the rear operatic tunes 13 inwall, this sound-absorbing material powder 16 is provided with micropore.
For the ease of understanding, fabrication processing is described: first on the inwall of the rear operatic tunes 13, carry out atomization glue spraying, sound-absorbing material powder 16 is bonded on the inwall of the rear operatic tunes 13 by artificial or equipment again, sound-absorbing material powder 16 is provided with micropore, play the effect of the rear operatic tunes volume of expansion, effectively can regulate medium and low frequency behavior extension pass band, improve the tonequality of sound, the volume of sound-absorbing material powder 16 simple grain is little can put into the less rear operatic tunes 13 in space, the little problem being difficult to encapsulate sound-absorbing part in rear operatic tunes space of loud speaker module can be solved, the encapsulation overhead of sound-absorbing part can also be saved while meeting serviceability.
In the present embodiment, conventional sound-absorbing material has zeolite, active carbon etc.
5th embodiment
As shown in Figure 6, this embodiment is substantially identical with the 4th embodiment, and its difference is:
Sound-absorbing material powder 16 is set to two-layer, near 16 layers, ground floor sound-absorbing material powder and the bonding connection of the rear operatic tunes 13 inwall of the rear operatic tunes 13 inwall, away from 16 layers, second layer sound-absorbing material powder and ground floor sound-absorbing material powder 16 layers of bonding connection of the rear operatic tunes 13 inwall.
Certainly, sound-absorbing material powder 16 also can be set to more multi-layered according to actual needs, near 16 layers, sound-absorbing material powder and the bonding connection of the rear operatic tunes 13 inwall of the rear operatic tunes 13 inwall, sound-absorbing material powder 16 layers of bonding connection that 16 layers, the sound-absorbing material powder away from the rear operatic tunes 13 inwall is adjacent.
For the ease of understanding, fabrication processing is described: first on the inwall of the rear operatic tunes 13, carry out atomization glue spraying, by artificial or equipment, the sound-absorbing material powder 16 of ground floor is bonded on the inwall of the rear operatic tunes 13 again, and then be atomized on the sound-absorbing material powder 16 of ground floor glue spraying the sound-absorbing material powder 16 of the second layer is bonded to after in the operatic tunes 13.
6th embodiment
As shown in Figure 7, this embodiment is substantially identical with the 5th embodiment, and its difference is:
Sound-absorbing material powder 16 fills the space of the full rear operatic tunes 13.Can sound-absorbing effect be strengthened like this, further can improve the tonequality of sound.
For the ease of understanding, fabrication processing is described: on the inwall of the rear operatic tunes 13, carry out atomization glue spraying, sound-absorbing material powder 16 is bonded on the inwall of the rear operatic tunes 13 by artificial or equipment again, then at the bonding lower one deck sound-absorbing material powder 16 of glue spraying, until fill the full whole rear operatic tunes 13, sound-absorbing material powder 16 is filled the full whole rear operatic tunes 13 and also directly can be filled in the rear operatic tunes 13 by auto-filling equipment, can certainly come by way of manual operation, in order to ensure the stability of the sound-absorbing material powder 16 be filled in the rear operatic tunes 13, just need in the filling process with filling after, carry out some techniques and the structure behave reply of some sound-absorbing effects and process stability lifting, such as shape with screen cloth, the inwall of the rear operatic tunes 13 increases grid assist location etc., the enforcement of these ancillary methods needs to determine according to the concrete structure of loud speaker module.
Loud speaker module of the present utility model comprises housing, in the cavity that housing surrounds, collecting is fixed with loudspeaker monomer, the cavity that housing surrounds by loudspeaker monomer is divided into the front operatic tunes and the rear operatic tunes two cavitys, the inwall of the rear operatic tunes is provided with the sound-absorbing material particle that one deck is made up of sound-absorbing material, and this sound-absorbing material particle is loose structure, during assembling, first on the rear operatic tunes inwall of loud speaker module, atomization glue spraying is carried out, again by artificial or equipment by sound-absorbing material particles stick on the inwall of the rear operatic tunes, sound-absorbing material particle is provided with hole, play the effect of the rear operatic tunes volume of expansion, effectively can regulate medium and low frequency behavior extension pass band, improve the tonequality of sound, the volume ratio of sound-absorbing material particle is less can put into the less rear operatic tunes in space, sound-absorbing material particle can solve the little problem being difficult to encapsulate sound-absorbing part in rear operatic tunes space of loud speaker module, the encapsulation overhead of sound-absorbing part can also be saved while meeting serviceability.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (5)
1. a loud speaker module, comprise housing, in the cavity that described housing surrounds, collecting is fixed with loudspeaker monomer, the cavity that described housing surrounds is divided into the front operatic tunes and the rear operatic tunes by described loudspeaker monomer, it is characterized in that, being provided with at least one deck and the bonding connection of described rear operatic tunes inwall in the rear in the operatic tunes is the sound-absorbing material particle of loose structure, and the outside dimension of described sound-absorbing material particle is 0.1mm ~ 0.3mm; Or be provided with the sound-absorbing material powder of at least one deck and the bonding connection of described rear operatic tunes inwall, described sound-absorbing material powder is provided with micropore.
2. loud speaker module according to claim 1, is characterized in that, described sound-absorbing material particle or described sound-absorbing material powder are set to one deck.
3. loud speaker module according to claim 1, is characterized in that, described sound-absorbing material particle or described sound-absorbing material powder are set to multilayer, is adjacent the bonding connection of layer away from the sound-absorbing material stratum granulosum of described rear operatic tunes inwall or sound-absorbing material bisque.
4. the loud speaker module according to any one of claims 1 to 3, is characterized in that, described sound-absorbing material particle or described sound-absorbing material powder fill the space of the full described rear operatic tunes.
5. loud speaker module according to claim 4, is characterized in that, described sound-absorbing material is zeolite or active carbon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520006800.4U CN204350287U (en) | 2015-01-06 | 2015-01-06 | A kind of loud speaker module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520006800.4U CN204350287U (en) | 2015-01-06 | 2015-01-06 | A kind of loud speaker module |
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| CN204350287U true CN204350287U (en) | 2015-05-20 |
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| CN201520006800.4U Active CN204350287U (en) | 2015-01-06 | 2015-01-06 | A kind of loud speaker module |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105195061A (en) * | 2015-09-06 | 2015-12-30 | 歌尔声学股份有限公司 | Sound absorption material preparation method and sound absorption material |
| CN105237033A (en) * | 2015-09-06 | 2016-01-13 | 歌尔声学股份有限公司 | Preparation method of sound absorbing material, the sound absorbing material and filling method of same |
| CN105294164A (en) * | 2015-12-03 | 2016-02-03 | 歌尔声学股份有限公司 | Noise absorbent material particle and preparation method thereof |
| CN105347357A (en) * | 2015-10-30 | 2016-02-24 | 歌尔声学股份有限公司 | Sound absorption zeolite particle and synthesis and preparation method thereof |
| CN105503247A (en) * | 2015-12-03 | 2016-04-20 | 歌尔声学股份有限公司 | Mesoporous sound-absorbin material particles and preparation method thereof |
| CN106303862A (en) * | 2016-09-30 | 2017-01-04 | 歌尔股份有限公司 | Module shell assembly, speaker module and electronic equipment |
| CN106454654A (en) * | 2016-09-30 | 2017-02-22 | 歌尔股份有限公司 | Casing of loudspeaker single body, loudspeaker single body, loudspeaker module, and electronic equipment |
| CN108322864A (en) * | 2017-01-16 | 2018-07-24 | 上海传英信息技术有限公司 | A kind of sound cavity apparatus and mobile terminal |
| WO2021000108A1 (en) * | 2019-06-29 | 2021-01-07 | 瑞声声学科技(深圳)有限公司 | Speaker |
| US11330363B2 (en) | 2018-06-29 | 2022-05-10 | Huawei Technologies Co., Ltd. | Speaker and mobile terminal |
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2015
- 2015-01-06 CN CN201520006800.4U patent/CN204350287U/en active Active
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105237033A (en) * | 2015-09-06 | 2016-01-13 | 歌尔声学股份有限公司 | Preparation method of sound absorbing material, the sound absorbing material and filling method of same |
| CN105195061A (en) * | 2015-09-06 | 2015-12-30 | 歌尔声学股份有限公司 | Sound absorption material preparation method and sound absorption material |
| CN105237033B (en) * | 2015-09-06 | 2018-11-30 | 歌尔股份有限公司 | Sound-absorbing material preparation method, sound-absorbing material and its fill method |
| CN105347357A (en) * | 2015-10-30 | 2016-02-24 | 歌尔声学股份有限公司 | Sound absorption zeolite particle and synthesis and preparation method thereof |
| US11028023B2 (en) | 2015-12-03 | 2021-06-08 | Goertek, Inc. | Method for preparing mesoporous sound-absorbing material particles and mesoporous sound-absorbing material particles |
| CN105294164A (en) * | 2015-12-03 | 2016-02-03 | 歌尔声学股份有限公司 | Noise absorbent material particle and preparation method thereof |
| CN105503247A (en) * | 2015-12-03 | 2016-04-20 | 歌尔声学股份有限公司 | Mesoporous sound-absorbin material particles and preparation method thereof |
| CN105503247B (en) * | 2015-12-03 | 2018-03-23 | 歌尔股份有限公司 | The preparation method of mesoporous sound-absorbing material particle and mesoporous sound-absorbing material particle |
| US10633295B2 (en) | 2015-12-03 | 2020-04-28 | Goertek, Inc. | Sound-absorbing material particle and preparation method thereof |
| CN106303862A (en) * | 2016-09-30 | 2017-01-04 | 歌尔股份有限公司 | Module shell assembly, speaker module and electronic equipment |
| CN106454654A (en) * | 2016-09-30 | 2017-02-22 | 歌尔股份有限公司 | Casing of loudspeaker single body, loudspeaker single body, loudspeaker module, and electronic equipment |
| CN106303862B (en) * | 2016-09-30 | 2020-03-17 | 歌尔股份有限公司 | Module shell subassembly, speaker module and electronic equipment |
| CN108322864A (en) * | 2017-01-16 | 2018-07-24 | 上海传英信息技术有限公司 | A kind of sound cavity apparatus and mobile terminal |
| US11330363B2 (en) | 2018-06-29 | 2022-05-10 | Huawei Technologies Co., Ltd. | Speaker and mobile terminal |
| US11622189B2 (en) | 2018-06-29 | 2023-04-04 | Huawei Technologies Co., Ltd. | Speaker and mobile terminal |
| WO2021000108A1 (en) * | 2019-06-29 | 2021-01-07 | 瑞声声学科技(深圳)有限公司 | Speaker |
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Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |