CN108430030B - Loudspeaker enclosure and method of assembling the same - Google Patents
Loudspeaker enclosure and method of assembling the same Download PDFInfo
- Publication number
- CN108430030B CN108430030B CN201810447682.9A CN201810447682A CN108430030B CN 108430030 B CN108430030 B CN 108430030B CN 201810447682 A CN201810447682 A CN 201810447682A CN 108430030 B CN108430030 B CN 108430030B
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- sound
- upper cover
- wall
- cover
- guide channel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
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- 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
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2231/00—Details of apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor covered by H04R31/00, not provided for in its subgroups
- H04R2231/003—Manufacturing aspects of the outer suspension of loudspeaker or microphone diaphragms or of their connecting aspects to said diaphragms
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The invention provides a loudspeaker box and an assembling method thereof, wherein the loudspeaker box comprises a lower cover, an upper cover, a sound generating unit, a sound guide channel and an extension wall, wherein the extension wall extends from one side of the sound guide channel, which is close to the lower cover, to the direction of the sound generating unit; the upper cover is provided with a supporting wall for supporting and fixing the sounding monomer, one side of the supporting wall, which is close to the sound guide channel, is provided with a fracture, the sounding monomer and the upper cover jointly enclose a front sound cavity, and the front sound cavity is communicated with the sound guide channel through the fracture; the free one side butt that is close to of sound production lead the sound passageway in extend the wall, butt department sets up the glue layer, the glue layer is located simultaneously the free orientation of sound production the surface of upper cover with extend the orientation of wall the surface of upper cover. Compared with the prior art, the loudspeaker box and the assembling method thereof have the advantages that the loudspeaker box is good in waterproof performance, excellent in acoustic performance and good in reliability.
Description
Technical Field
The invention relates to the technical field of electroacoustic conversion, in particular to a loudspeaker box applied to a portable electronic product and an assembly method thereof.
Background
In the process of rapid development of portable devices such as mobile phones, people have increasingly strong requirements on the functionality of products, and loudspeaker boxes are required to have good acoustic performance and increasingly have requirements on waterproof performance.
The loudspeaker box in the related art comprises an upper cover, a lower cover, a sound generating unit and a sound guiding channel, wherein the lower cover is assembled with the upper cover to form an accommodating space, the sound generating unit is accommodated in the accommodating space, the sound guiding channel is formed in the accommodating space, the sound generating unit and the upper cover enclose a front sound cavity, the sound generating unit, the lower cover and the upper cover jointly enclose a rear cavity, and the sound guiding channel and the front sound cavity form a front cavity and communicate the front sound cavity with the outside. The upper cover be equipped with to what the lower cover direction extended is used for supporting the free support wall that is the rectangle of sound production, support the wall with one side that the sound conduction channel is relative is equipped with the intercommunication the fracture of sound conduction channel, preceding sound chamber passes through the fracture communicate in the sound conduction channel. In order to realize water resistance, four sides of the supporting wall for supporting the sounding single body are glued with the sound film side of the sounding single body.
However, in the structure of four sides veneer, because of the existence of fracture, the free one side that is close to of sound production only can the butt in one side of leading the sound passageway needs be close to of sound passageway one side design plastic support board of fracture is extended and is supported the sound production monomer for beat glues, nevertheless plastic support board's design can occupy lead the high space of sound passageway, thereby has reduced lead the sound height of sound passageway, also reduced promptly the space of antechamber, and then has influenced the acoustic performance of speaker box.
Therefore, there is a need to provide a new speaker box and a method for assembling the same to solve the above-mentioned technical problems.
Disclosure of Invention
The invention aims to overcome the technical problems and provide a loudspeaker box with good waterproof performance and excellent acoustic performance and an assembling method thereof.
In order to achieve the above object, the present invention provides a speaker box, which includes a lower cover, an upper cover enclosing an accommodating space together with the lower cover, a sound generating unit accommodated in the accommodating space, and a sound guiding channel formed in the accommodating space; the upper cover is equipped with and is used for supporting fixedly the free support wall of sound production, support being close to of wall the fracture has been seted up to one side of leading the sound passageway, the sound production monomer is fixed in support wall and with the upper cover encloses into preceding sound chamber jointly, preceding sound chamber passes through the fracture with lead the sound passageway intercommunication, it will to lead the sound passageway preceding sound chamber and external intercommunication, speaker box still include by lead being close to of sound passageway one side of lower cover to the extension wall that the sound production monomer direction extends, the free being close to of sound production lead one side butt of sound passageway in extend the wall, the sound production monomer with the butt department that extends the wall sets up the glue layer, the glue layer is located simultaneously the free orientation of sound production the surface of upper cover with the orientation that extends the wall the surface of upper cover.
Preferably, the upper cover is provided with a through hole penetrating through the upper cover and a cover plate completely covering the through hole, and the glue layer is arranged opposite to the through hole.
Preferably, a surface of the sounding unit facing the upper cover and a surface of the extension wall facing the upper cover are flush.
Preferably, the outer surface of the glue layer is arc-shaped.
The invention also provides an assembling method of the loudspeaker box, which comprises the following steps:
assembling a sounding monomer: assembling and fixing the sound generating side of the sound generating unit to the supporting wall towards the supporting wall, and enabling one side, close to the sound guide channel, of the sound generating unit to abut against the extending wall;
setting a glue layer: the upper cover is provided with a through hole penetrating through the upper cover and a cover plate completely covering the through hole, glue is applied to the abutting position of the sound generating single body and the extension wall through the through hole, and the glue is simultaneously arranged on the surface of the sound generating single body facing the upper cover and the surface of the extension wall facing the upper cover;
assembling a lower cover and a cover plate: and respectively assembling the lower cover on the upper cover and completely covering the cover plate on the through hole.
Compared with the prior art, in the loudspeaker box and the assembling method thereof provided by the invention, the sound generating monomer is fixed on the supporting wall, one side of the sound generating monomer, which is close to the sound guide channel, is abutted against the extending wall, the abutting part is provided with the glue layer, and the glue layer is simultaneously arranged on the surface of the sound generating monomer, which faces the upper cover, and the surface of the extending wall, which faces the upper cover, so that the waterproof sealing between the sound generating monomer and the abutting wall is realized, the structure is simple, the waterproof effect is good, the supporting structure for supporting the sound generating monomer, which is close to one side of the sound guide channel, is omitted, the sound emitting height of the sound guide channel is greatly increased, and the acoustic performance of the loudspeaker box is better.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
FIG. 1 is a schematic perspective view of a speaker box according to the present invention;
FIG. 2 is an exploded perspective view of a portion of the speaker box of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 4 is a flow chart of a speaker box assembly method of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a speaker box 100, which includes an upper cover 1, a lower cover 2, a sound generating unit 3, a sound guiding channel 4, an extending wall 5 and a glue layer 6.
The lower cover 2 covers the upper cover 1 and jointly forms an accommodating space 10. The upper cover 1 and the lower cover 2 can be of an integral structure or a split structure.
Specifically, the upper cover 1 is provided with a support wall 11 extending towards the lower cover 2, a through hole 12 penetrating through the support wall, and a cover plate 13 completely covering the through hole 12.
The support wall 11 has a ring-shaped structure, such as a rectangular shape, and is used for supporting the sound-generating unit 3. Therefore, the shape thereof may be matched to the sound emission unit 3.
A fracture 111 is formed on one side of the supporting wall 11 close to the sound guide channel 4.
The sound generating unit 3 is accommodated and fixed in the accommodating space 10. Specifically, the sound-emitting unit 3 is fixed to the supporting wall 11 to form a fixed seal, for example, by gluing to form a fixed seal with the supporting wall 11. The through hole 12 is opposite to the sounding monomer 3.
The sound generating unit 3 divides the accommodating space 10 into a front sound cavity 7 and a rear cavity 101.
That is, the sound generating unit 3 and the upper cover 1 are arranged at intervals and jointly enclose the front sound cavity 7; the sounding monomer 3, the upper cover 1 and the lower cover 2 jointly enclose the rear cavity 101.
The sound guiding channel 4 is formed in the receiving space 10. Specifically, the sound guide channel 4 is formed in the upper cover 1, and may be an integrally formed structure with the upper cover 1.
The sound guide channel 4 and the front sound cavity 7 together form a front cavity 102, and the front sound cavity 7 is communicated with the outside.
Specifically, in this embodiment, the sounding unit 3 is supported by the supporting wall 11 and surrounds the front acoustic cavity 7 with the upper cover 1 at an interval, and the front acoustic cavity 7 is communicated with the sound guide channel 4 through the fracture 111.
The extension wall 5 is formed by extending a side of the sound guide channel 4 close to the lower cover 2 to the sound generating unit 3. One side of the sound generating unit 3 close to the sound guide channel 4 abuts against the extension wall 5.
Preferably, the surface of the sounding unit 3 facing the upper cover 1 and the surface of the extension wall 5 facing the upper cover 1 are flush.
The glue layer 6 is strip-shaped and is arranged at the butt joint of the sounding monomer 3 and the extension wall 5 and is arranged at the same time towards the sounding monomer 3 and the upper cover 1 and the extension wall 5.
The structure enables the sound generating monomer 3 and the upper cover 1 to form the front sound cavity 7 and then the periphery of the front sound cavity to completely form fixed sealing, so that the waterproof sealing of the front cavity 102 is realized, the structure is simple, and the waterproof effect is good; and a supporting structure for supporting the sounding monomer 3 close to one side of the sound guide channel 4 is omitted, so that the sound outlet height of the sound guide channel 4 is increased to a great extent, and the acoustic performance of the loudspeaker box 100 is better.
In this embodiment, the outer surface of the glue layer 6 is arc-shaped. The structure can reduce the occupation of the sound outlet height of the sound guide channel 4 as much as possible on one hand, and the arc surface can reduce the resistance to the air flow and utilize the sound production on the other hand.
Referring to fig. 4, the present invention further provides a method for assembling a speaker box, which provides the speaker box 100 of the present invention, the method includes the following steps:
step S1, assembling the sounding monomer:
the sound generating side of the sound generating unit 3 faces the supporting wall 11 and is assembled and fixed on the supporting wall 11, and one side, close to the sound guide channel 4, of the sound generating unit 3 is abutted against the extending wall.
In this step, the sound generating unit 3 and the supporting wall 11 are fixed by gluing, that is, the other sides of the sound generating unit 3 except the side surface close to the sound guide channel 4 are fixed and sealed.
Step S2, setting a glue layer: the through hole 12 is glued to the abutting position of the sound generating single body 3 and the extension wall 5, and the glue is simultaneously arranged on the surface of the sound generating single body 3 facing the upper cover 1 and the surface of the extension wall 5 facing the upper cover 1.
After the step is finished, the periphery of the sounding monomer 3 is completely fixed and sealed, so that the waterproof sealing of the front cavity 102 is realized, the structure is simple, and the waterproof effect is good; and a supporting structure for supporting the sounding monomer 3 close to one side of the sound guide channel 4 is omitted, so that the sound outlet height of the sound guide channel 4 is increased to a great extent, and the acoustic performance of the loudspeaker box 100 is better. Preferably, the abutting part (the position of the glue layer 6) of the sounding single body 3 and the extension wall 5 is opposite to the through hole 12, so that glue is conveniently applied.
Step S3, assembling a lower cover and a cover plate:
the lower cover 2 is fitted to the upper cover 1 and the cover plate 13 is completely covered on the through hole 12, respectively.
It should be noted that, in this step, the process of assembling the lower cover 2 to the upper cover 1 may be performed after step S1 and before step S2, which is also possible.
Compared with the prior art, in the loudspeaker box and the assembling method thereof provided by the invention, the sound generating monomer is fixed on the supporting wall, one side of the sound generating monomer, which is close to the sound guide channel, is abutted against the extending wall, the abutting part is provided with the glue layer, and the glue layer is simultaneously arranged on the surface of the sound generating monomer, which faces the upper cover, and the surface of the extending wall, which faces the upper cover, so that the waterproof sealing between the sound generating monomer and the abutting wall is realized, the structure is simple, the waterproof effect is good, the supporting structure for supporting the sound generating monomer, which is close to one side of the sound guide channel, is omitted, the sound emitting height of the sound guide channel is greatly increased, and the acoustic performance of the loudspeaker box is better.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (3)
1. A loudspeaker box comprises a lower cover, an upper cover, a sound production single body and a sound guide channel, wherein the upper cover and the lower cover enclose an accommodating space together; the loudspeaker box is characterized in that the loudspeaker box further comprises an extension wall extending towards the direction of the sounding monomer from one side of the sounding channel, close to the lower cover, the side of the sounding monomer, close to the sound guide channel, abuts against the extension wall, a glue layer is arranged at the abutting position of the sounding monomer and the extension wall, and the glue layer is arranged on the surface of the sounding monomer, facing the upper cover, and the surface of the extension wall, facing the upper cover; the orientation of sound production monomer the surface of upper cover with the orientation of extending the wall the surface parallel and level of upper cover, the surface of glue layer is the arc.
2. The loudspeaker enclosure of claim 1, wherein the top cover has a through hole therethrough and a cover plate completely covering the through hole, the glue layer being disposed opposite the through hole.
3. A method of assembling a loudspeaker enclosure according to claim 1, the method comprising the steps of:
assembling a sounding monomer: assembling and fixing the sound generating side of the sound generating unit to the supporting wall towards the supporting wall, and enabling one side, close to the sound guide channel, of the sound generating unit to abut against the extending wall;
setting a glue layer: the upper cover is provided with a through hole penetrating through the upper cover and a cover plate completely covering the through hole, glue is applied to the abutting position of the sound generating single body and the extension wall through the through hole, and the glue is simultaneously arranged on the surface of the sound generating single body facing the upper cover and the surface of the extension wall facing the upper cover;
assembling a lower cover and a cover plate: and respectively assembling the lower cover on the upper cover and completely covering the cover plate on the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810447682.9A CN108430030B (en) | 2018-05-11 | 2018-05-11 | Loudspeaker enclosure and method of assembling the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810447682.9A CN108430030B (en) | 2018-05-11 | 2018-05-11 | Loudspeaker enclosure and method of assembling the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108430030A CN108430030A (en) | 2018-08-21 |
| CN108430030B true CN108430030B (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810447682.9A Active CN108430030B (en) | 2018-05-11 | 2018-05-11 | Loudspeaker enclosure and method of assembling the same |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111093127B (en) * | 2019-11-27 | 2021-09-10 | 瑞声科技(新加坡)有限公司 | Loudspeaker module and electronic equipment using same |
| WO2021134278A1 (en) * | 2019-12-30 | 2021-07-08 | 瑞声声学科技(深圳)有限公司 | Loudspeaker box |
| CN111935568A (en) * | 2020-07-09 | 2020-11-13 | 瑞声科技(新加坡)有限公司 | Loudspeaker module |
| CN112351356B (en) * | 2020-08-27 | 2024-07-16 | 瑞声新能源发展(常州)有限公司科教城分公司 | Loudspeaker box |
| CN219305027U (en) * | 2023-01-17 | 2023-07-04 | 瑞声光电科技(常州)有限公司 | Loudspeaker box |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205545923U (en) * | 2016-03-10 | 2016-08-31 | 深圳市音沃仕科技有限公司 | Loudspeaker module |
| CN106131757A (en) * | 2016-07-20 | 2016-11-16 | 瑞声科技(新加坡)有限公司 | Microphone device and for the ante-chamber of microphone device and the encapsulating method of back cavity |
| CN205726375U (en) * | 2016-06-27 | 2016-11-23 | 奥音科技（北京）有限公司 | Mini-sound device |
| CN107277720A (en) * | 2017-07-31 | 2017-10-20 | 歌尔股份有限公司 | A kind of acoustical generator module |
-
2018
- 2018-05-11 CN CN201810447682.9A patent/CN108430030B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205545923U (en) * | 2016-03-10 | 2016-08-31 | 深圳市音沃仕科技有限公司 | Loudspeaker module |
| CN205726375U (en) * | 2016-06-27 | 2016-11-23 | 奥音科技（北京）有限公司 | Mini-sound device |
| CN106131757A (en) * | 2016-07-20 | 2016-11-16 | 瑞声科技(新加坡)有限公司 | Microphone device and for the ante-chamber of microphone device and the encapsulating method of back cavity |
| CN107277720A (en) * | 2017-07-31 | 2017-10-20 | 歌尔股份有限公司 | A kind of acoustical generator module |
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| CN108430030A (en) | 2018-08-21 |
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