CN108882127B - Loudspeaker module - Google Patents
Loudspeaker module Download PDFInfo
- Publication number
- CN108882127B CN108882127B CN201810970899.8A CN201810970899A CN108882127B CN 108882127 B CN108882127 B CN 108882127B CN 201810970899 A CN201810970899 A CN 201810970899A CN 108882127 B CN108882127 B CN 108882127B
- Authority
- CN
- China
- Prior art keywords
- silica gel
- loudspeaker
- wall
- shell
- speaker
- Prior art date
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Links
- 239000000741 silica gel Substances 0.000 claims abstract description 32
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 32
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound 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O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000000178 monomer Substances 0.000 claims abstract description 31
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000000465 moulding Methods 0.000 claims description 4
- 229920002379 silicone rubber Polymers 0.000 claims description 4
- 239000004945 silicone rubber Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 230000000875 corresponding Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 abstract description 3
- 239000003292 glue Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/11—Aspects regarding the frame of loudspeaker transducers
Abstract
The invention provides a loudspeaker module, which comprises a shell with an accommodating space and a loudspeaker single body accommodated in the shell, wherein the shell is provided with a supporting wall for supporting and fixing the loudspeaker single body and a retaining wall which extends from the supporting wall and is arranged around the periphery of the loudspeaker single body, silica gel is arranged between the loudspeaker single body and the retaining wall, and the loudspeaker single body and the retaining wall extrude the silica gel to enable the loudspeaker single body to be in sealing joint with the shell. Through set up silica gel between speaker monomer and barricade, utilize the speaker monomer simultaneously with barricade extrusion silica gel can be accomplished the speaker monomer with sealing joint between the casing can improve the cohesion of speaker module, has saved the benefit between speaker monomer and the casing and has glued or ultrasonic bonding forms sealed process, improves production efficiency, can save corresponding equipment consumption simultaneously.
Description
Technical Field
The invention relates to the field of electroacoustic conversion, in particular to a loudspeaker module.
Background
With the advent of the mobile internet era, the electronic products are updated more and more rapidly, and people have higher and higher requirements on various aspects of performances of the electronic products, one of which is a high-quality music function.
A speaker module generally includes a housing including an upper cover and a lower cover, and a speaker unit accommodated in the housing. During assembly, the loudspeaker single bodies are firstly installed, the loudspeaker single bodies are fixed on the upper cover, and then the lower cover and the upper cover are connected in a covering mode to complete assembly. In the prior art, when the shell and the speaker unit are sealed, glue needs to be filled in a gap between the shell and the speaker unit, or the sealing is completed by ultrasonic welding.
The sealing process of glue filling and ultrasonic welding affects the production efficiency and requires corresponding equipment consumption.
Therefore, there is a need to provide a new speaker module to solve the above problems.
Disclosure of Invention
The invention provides a novel loudspeaker module to solve the technical problems, and the specific scheme is as follows:
the utility model provides a loudspeaker module, including the casing that is equipped with accommodating space, accept in speaker monomer in the casing, its characterized in that, the casing is equipped with to support fixedly speaker monomer's support wall with certainly support the wall extend and encircle set up in the barricade of speaker monomer week side, speaker monomer with set up silica gel between the barricade, speaker monomer with barricade extrusion silica gel makes speaker monomer with casing sealing joint.
Preferably, the silica gel is in a hollow ring shape, and is wound on the side face of the loudspeaker monomer.
Preferably, the silica gel includes a main body portion and a chamfer portion, and the chamfer portion is located at a periphery of the main body portion on a side close to the support wall.
Preferably, the silica gel and the single basin frame of the loudspeaker are integrally formed through double-shot molding.
Preferably, the silica gel is glued with the loudspeaker monomer.
Preferably, the silica gel is in a hollow ring shape, and the silica gel is arranged in the retaining wall.
Preferably, the silica gel and the retaining wall are integrally formed through double-shot molding.
Preferably, the silica gel is glued with the retaining wall.
Preferably, the casing includes the upper cover and with the upper cover lid connects and encloses into accommodating space's lower cover, the upper cover includes the diapire and certainly the diapire court the lateral wall that the lower cover direction was buckled and is extended, the support wall by the diapire court the lower cover direction is extended and is formed, the speaker monomer with interval forms first sound chamber between the diapire, the lateral wall correspond be provided with at least one sound outlet that first sound chamber is linked together, the speaker monomer with the upper cover, form between the lower cover with the second sound chamber that first sound chamber is relative.
Through set up silica gel between speaker monomer and barricade, utilize the speaker monomer simultaneously with barricade extrusion silica gel can be accomplished the speaker monomer with sealing joint between the casing can improve the cohesion of speaker module, has saved the benefit between speaker monomer and the casing and has glued or ultrasonic bonding forms sealed process, improves production efficiency, can save corresponding equipment consumption simultaneously.
Drawings
FIG. 1 is a schematic perspective view of a speaker module according to the present invention;
FIG. 2 is an exploded perspective view of a speaker module according to the present invention;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 1;
fig. 4 is an enlarged schematic view of a part B of fig. 3.
Detailed Description
The present invention will be further described with reference to the accompanying drawings 1 to 4.
The invention provides a loudspeaker module 100, which comprises an upper cover 1, a lower cover 4 and a loudspeaker monomer 3, wherein the lower cover 4 and the upper cover 1 are connected in a covering manner to form an accommodating space, and the loudspeaker monomer 3 is accommodated in the accommodating space, and the upper cover 1 and the lower cover 4 jointly form a shell of the loudspeaker module 100.
The upper cover 1 comprises a bottom wall 12 and a side wall 11 which is bent and extended from the bottom wall 12 to the lower cover 4, wherein the side wall 11 is connected end to end and arranged around the accommodating space. The housing is further provided with a supporting wall 13 for supporting and fixing the speaker unit 3 and a retaining wall 131 extending from the supporting wall 13 and surrounding the speaker unit 3, the supporting wall 13 may be a hollow ring or a hollow rectangle, and in this embodiment, the supporting wall 13 is a hollow rectangle.
In the present embodiment, the supporting wall 13 is formed by bending and extending the bottom wall 12 toward the lower cover 4, and the retaining wall 131 is wound around the upper surface 132 of the supporting wall. The speaker unit 3 is supported and fixed on the upper surface 132 of the supporting wall, the speaker unit 3 is accommodated in the retaining wall 131, the silica gel 2 is disposed between the speaker unit 3 and the retaining wall 131, the silica gel 2 is in a hollow ring shape, and the silica gel 2 can be wound around the side surface of the speaker unit 3 or disposed in the retaining wall 131. When the silica gel 2 is wound on the side surface of the loudspeaker single body 3, the silica gel 2 and the basin frame of the loudspeaker single body 3 are integrally molded or glued by double-shot molding; when the silica gel 2 is disposed in the retaining wall 131, the silica gel 2 and the retaining wall 131 are molded integrally by two-color injection molding or glued.
Preferably, the silicone rubber 2 is wound around the side surface of the speaker unit 3, and the silicone rubber 2 includes a main body portion 21 and a chamfered portion 22, and the chamfered portion 22 is located on the periphery of the main body portion 21 on the side close to the support wall 13. The speaker unit 3 and the retaining wall 131 press the silicone rubber 2 to complete the sealing engagement between the speaker unit 3 and the housing 1.
In the present embodiment, the speaker unit 3 is provided at a distance from the side wall 11 of the upper cover 1. A first sound cavity 14 is formed between the loudspeaker single body 3 and the bottom wall 12 of the upper cover 1 at intervals, and a second sound cavity 15 opposite to the first sound cavity 14 is formed between the loudspeaker single body 3 and the upper cover 1 and the lower cover 4 of the shell.
Furthermore, the side wall 11 of the upper cover 1 is provided with a sound emitting part protruding to the outside far away from the accommodating space, and at least one sound emitting hole communicated with the first sound cavity 14 is arranged in the sound emitting part.
The second sound cavity 15 is communicated with the rear sound cavity of the speaker unit 3, and plays a role in enlarging the rear sound cavity of the speaker unit, improving low-frequency response and significantly reducing F0. In the present embodiment, the speaker unit 3 is an electromagnetic speaker. The speaker unit 3 may be other sound generating devices, and the principle is the same.
According to the loudspeaker module, the silica gel is arranged between the loudspeaker monomer and the retaining wall, and the loudspeaker monomer and the retaining wall are used for extruding the silica gel to complete the sealing connection between the loudspeaker monomer and the shell, so that the binding force of the loudspeaker module can be improved, the procedure of glue supplement or ultrasonic welding between the loudspeaker monomer and the shell to form sealing is omitted, the production efficiency is improved, and the corresponding equipment consumption can be saved.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are illustrative and not to be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made in the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (3)
1. A loudspeaker module comprises a shell with an accommodating space and a loudspeaker monomer accommodated in the shell, and is characterized in that the shell is provided with a supporting wall for supporting and fixing the loudspeaker monomer and a retaining wall which extends from the supporting wall and is arranged around the periphery of the loudspeaker monomer, silica gel is arranged between the loudspeaker monomer and the retaining wall, and the loudspeaker monomer and the retaining wall extrude the silica gel to enable the loudspeaker monomer to be in sealing joint with the shell; the silica gel is in a hollow ring shape and is wound on the side surface of the loudspeaker monomer or arranged in the retaining wall; when the silica gel is wound on the side face of the loudspeaker single body, the silica gel is glued with a basin frame of the loudspeaker single body or integrally formed by double-shot injection; when silica gel set up in when in the barricade, silica gel with barricade veneer or double-shot moulding integrated into one piece.
2. The speaker module as claimed in claim 1, wherein the silicone rubber comprises a main body portion and a chamfered portion, and the chamfered portion is located at a periphery of the main body portion on a side close to the support wall.
3. The speaker module according to claim 1, wherein the housing includes an upper cover and a lower cover enclosing the receiving space, the upper cover includes a bottom wall and a side wall extending from the bottom wall toward the lower cover, the support wall is formed by extending the bottom wall toward the lower cover, the speaker unit and the bottom wall form a first acoustic cavity at an interval, the side wall is correspondingly provided with at least one sound outlet hole communicated with the first acoustic cavity, and a second acoustic cavity opposite to the first acoustic cavity is formed between the speaker unit and the upper cover and the lower cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810970899.8A CN108882127B (en) | 2018-08-24 | 2018-08-24 | Loudspeaker module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810970899.8A CN108882127B (en) | 2018-08-24 | 2018-08-24 | Loudspeaker module |
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| CN108882127A CN108882127A (en) | 2018-11-23 |
| CN108882127B true CN108882127B (en) | 2021-05-14 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112468943B (en) * | 2019-09-06 | 2022-04-29 | 瑞声科技(新加坡)有限公司 | Loudspeaker structure and electronic equipment applying same |
| CN113411697A (en) * | 2021-05-21 | 2021-09-17 | 歌尔股份有限公司 | Sound production device |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09163492A (en) * | 1995-12-06 | 1997-06-20 | Pioneer Electron Corp | Speaker |
| CN101346014B (en) * | 2007-07-13 | 2012-06-20 | 清华大学 | Micro electro-mechanical system microphone and preparation method thereof |
| CN103618984B (en) * | 2013-12-09 | 2017-04-26 | 歌尔股份有限公司 | Loudspeaker module and manufacturing method thereof |
| CN104105038B (en) * | 2014-07-17 | 2017-09-22 | 歌尔股份有限公司 | The assemble method of loudspeaker module and the loudspeaker module |
| CN104980851B (en) * | 2015-06-24 | 2019-03-26 | 歌尔股份有限公司 | Loudspeaker mould group |
| CN205847592U (en) * | 2016-07-21 | 2016-12-28 | 瑞声科技(新加坡)有限公司 | Speaker |
| CN206433153U (en) * | 2017-01-12 | 2017-08-22 | 瑞声科技(新加坡)有限公司 | Loudspeaker enclosure |
| CN107820173B (en) * | 2017-11-20 | 2020-06-16 | 瑞声科技(新加坡)有限公司 | Loudspeaker enclosure and method of assembling the same |
| CN107995581B (en) * | 2017-12-21 | 2021-02-23 | 瑞声科技(新加坡)有限公司 | Loudspeaker and processing method thereof |
| CN108064012A (en) * | 2018-02-08 | 2018-05-22 | 深圳天珑无线科技有限公司 | Horn assembly and mobile terminal |
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