CN105813003B - Installation shell, manufacturing method and the mounting structure of loudspeaker and microphone - Google Patents

Installation shell, manufacturing method and the mounting structure of loudspeaker and microphone Download PDF

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Publication number
CN105813003B
CN105813003B CN201610265174.XA CN201610265174A CN105813003B CN 105813003 B CN105813003 B CN 105813003B CN 201610265174 A CN201610265174 A CN 201610265174A CN 105813003 B CN105813003 B CN 105813003B
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CN
China
Prior art keywords
microphone
mounting bracket
sounding
side wall
gum
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Active
Application number
CN201610265174.XA
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Chinese (zh)
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CN105813003A (en
Inventor
陈阿亮
张向辉
陈国强
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Goertek Inc
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Goertek Inc
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Publication date
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Priority to CN201610265174.XA priority Critical patent/CN105813003B/en
Publication of CN105813003A publication Critical patent/CN105813003A/en
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Publication of CN105813003B publication Critical patent/CN105813003B/en
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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2231/00Details of apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor covered by H04R31/00, not provided for in its subgroups
    • H04R2231/003Manufacturing aspects of the outer suspension of loudspeaker or microphone diaphragms or of their connecting aspects to said diaphragms

Abstract

The present invention relates to installation shell, manufacturing method and the mounting structure of a kind of loudspeaker and microphone, it is provided with the cavity for accommodating loudspeaker monomer in speaker housings and is connected to the sounding mouth of cavity;Microphone mounting bracket is additionally provided in speaker housings;It further include the gum cover formed in such a way that dijection is molded with speaker housings together;Gum cover includes the sounding chewing-gum set with the injection molding of sounding mouth side wall together, and the microphone glue sheath being moulded in the microphone mounting bracket;The sound circulation passage of microphone packaging scheme is additionally provided in the microphone glue sheath, microphone mounting bracket.Installation shell of the invention, the technique and speaker housings that sounding chewing-gum set, microphone glue sheath are molded by dijection are molded together, can not only reduce the processing step of assembling, improve the efficiency of work;It can also evade in assembling, exterior terminal shell improves the yield of product to the scratch problem of seal assembly.

Description

Installation shell, manufacturing method and the mounting structure of loudspeaker and microphone
Technical field
The present invention relates to the assembly field of electronic equipment, more particularly it relates to a kind of loudspeaker and microphone Shell is installed;The invention further relates to the manufacturing method and a kind of loudspeaker of a kind of loudspeaker and microphone installation shell and wheats The integrated mounting structure of gram wind.
Background technique
In recent years, with the development of science and technology, the volume of the electronic products such as mobile phone, laptop is constantly reducing, And people are also higher and higher to the performance requirement of these portable electronic products, and this requires matched electronic components Volume must also reduce therewith.
But the packaging technology comparative maturity of each device now, technological ability already close to the limit, be difficult further according to The requirement of system manufacturer further reduces the size of chip.Mobile phone, PAD machine assembly in, usually by loudspeaker and Mike Wind is individually mounted in handset shell, this allows for loudspeaker and microphone occupies biggish installation space.
Moreover, design foam is usually required between microphone and its channel of speaking when assembling microphone, thus Guarantee the sealing between microphone and its channel of speaking.But the precision of foam is poor, easily occurs deflection, plug-hole in assembling process Equal assembly failures problem, to affect yield rate.
Summary of the invention
It is an object of the present invention to provide the installation shells of a kind of loudspeaker and microphone.
According to an aspect of the present invention, the installation shell of a kind of loudspeaker and microphone, including speaker housings are provided, The sounding mouth of the cavity and the connection cavity for accommodating loudspeaker monomer is provided in the speaker housings;Described Microphone mounting bracket is additionally provided in speaker housings;It further include being molded in such a way that dijection is molded with speaker housings Gum cover together;Wherein, the gum cover includes the sounding chewing-gum set with the injection molding of sounding mouth side wall together, and is moulded in described Microphone glue sheath in microphone mounting bracket;Microphone is additionally provided in the microphone glue sheath, microphone mounting bracket The sound circulation passage of encapsulating structure.
Preferably, the microphone glue sheath includes positioned at microphone mounting bracket upper end and for installing microphone package First gum cover of structure, and the second gum cover positioned at microphone mounting bracket front end side wall.
Preferably, the sound circulation passage includes the sound that its front end side wall is connected to from microphone mounting bracket upper end Sound channel further includes the first through hole being arranged on the first gum cover, and the second through-hole being arranged on the second gum cover;Described One through-hole is connected to the position that sound channel is located at microphone mounting bracket upper end;Second through-hole and sound channel are located at wheat The position connection of gram wind mounting bracket front end side wall.
Preferably, the position of neighbouring sounding mouth in speaker housings is arranged in the microphone mounting bracket.
Preferably, the front end side wall of second gum cover is flushed with the front end side wall that sounding chewing-gum covers.
Preferably, the first flange around second through-hole is provided in the front end side wall of second gum cover;? The front end side wall of the sounding chewing-gum set is provided with the second flange around sounding mouth.
Preferably, first flange is flushed with the second flange.
Preferably, forming tank is provided on the side wall around the sounding mouth and/or in microphone mounting bracket;Institute State the lug boss being formed on sounding chewing-gum set and/or microphone glue sheath for being combined together with forming tank.
According to another aspect of the present invention, a kind of manufacturing method of above-mentioned installation shell, including following step are additionally provided It is rapid:
A) formed using the technique that is once molded have cavity, sounding mouth, microphone mounting bracket speaker housings;
B) gum cover is formed in the sounding mouth of speaker housings, the position of microphone mounting bracket using two-shot process; Wherein, the gum cover includes the sounding chewing-gum set being bonded with sounding mouth side wall, and in the microphone mounting bracket Microphone glue sheath;The sound circulation of microphone packaging scheme is also formed in the microphone glue sheath, microphone mounting bracket Channel.
According to another aspect of the present invention, a kind of mounting structure that loudspeaker is integrated with microphone is additionally provided, including Above-mentioned installation shell wherein further including the cover board being fastened in speaker housings, and is arranged in speaker housings cavity Loudspeaker monomer;It further include the microphone packaging scheme being arranged on microphone glue sheath.
Installation shell of the invention can be sealed sounding mouth with exterior terminal, anti-leak-stopping by sounding chewing-gum set The generation of the problems such as sound;The fixation of microphone packaging scheme may be implemented by microphone glue sheath, while the microphone glue sheath is also It can play the role of buffering, vibration damping to microphone packaging scheme;Its sound can also be realized additionally by the microphone glue sheath The sealing in channel and exterior terminal;The technique and loudspeaker that sounding chewing-gum set of the invention, microphone glue sheath are molded by dijection Shell is molded together, can not only be reduced the processing step of assembling, be improved the efficiency of work;It can also evade in assembling, outside Portion's terminal shell improves the yield of product to the scratch problem of seal assembly.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its Advantage will become apparent.
Detailed description of the invention
The attached drawing for constituting part of specification describes the embodiment of the present invention, and together with the description for solving Release the principle of the present invention.
Fig. 1 is the explosive view of mounting structure of the present invention.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally The range of invention.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention And its application or any restrictions used.
Technology and equipment known to person of ordinary skill in the relevant may be not discussed in detail, but in appropriate situation Under, the technology and equipment should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
In order to solve the problems in the existing technology, the present invention provides the mounting shells of a kind of loudspeaker and microphone Body can integrate loudspeaker, microphone with reference to Fig. 1, both reduce loudspeaker, the installation space that microphone occupies, The sealing performance in mounting structure is also assured simultaneously, improves the yield of product.
With reference to Fig. 1, a kind of installation shell of loudspeaker and microphone provided by the invention comprising speaker housings 3, institute The cavity being provided in speaker housings 3 for accommodating loudspeaker monomer 2 is stated, the sounding mouth 4 for being connected to the cavity is additionally provided with, Loudspeaker monomer 2 is mounted in the cavity of speaker housings 3, and the sound that loudspeaker monomer 2 is issued passes through sounding mouth 4 Outflow.Speaker housings 3, the structure of loudspeaker monomer 2 belong to the common knowledge of those skilled in the art, for the envelope of loudspeaker It further include the cover board 1 for closing the speaker housings 3 for assembling structure, by cover board 1, speaker housings 3 by loudspeaker Monomer 2 is encapsulated, these belong to the common knowledge of those skilled in the art, is no longer illustrated herein.
Installation shell of the invention is additionally provided with microphone mounting bracket 5 in the speaker housings 3, can be by Mike Wind encapsulating structure is mounted in the microphone mounting bracket 5.In one preferred embodiment of the invention, the microphone peace The position of the neighbouring sounding mouth 4 in speaker housings 3 can be set in dress bracket 5, so that the side wall of sounding mouth 4 can be used as microphone The stop wall of mounting bracket 5.It may further be preferable that sidewall portion is arranged at the edge of microphone mounting bracket 5, to form one For accommodating the groove of microphone packaging scheme.
Installation shell of the invention further includes the glue formed in such a way that dijection is molded with speaker housings 3 together Set 7, with reference to Fig. 1.Wherein, the gum cover 7 of the invention includes the sounding chewing-gum set 71 being bonded with 4 side wall of sounding mouth, the sounding Shape of the chewing-gum set 71 preferably with 4 side wall of sounding mouth matches, and sounding chewing-gum set 71 is allowed to be fitted in 4 front end of sounding mouth On side wall, and the sounding mouth 4 of speaker housings 3 is exposed.The gum cover 7 further includes being located at the microphone mounting bracket 5 Microphone glue sheath 72.The microphone glue sheath 72 can be used to install microphone packaging scheme.In the microphone glue sheath 72, microphone The sound circulation passage of microphone packaging scheme is additionally provided in mounting bracket 5.
In a specific embodiment of the invention, the microphone glue sheath 72 includes being located at microphone mounting bracket 5 Upper end and for installing the first gum cover 720 of microphone packaging scheme, and positioned at the of 5 front end side wall of microphone mounting bracket Two gum covers 721, with reference to Fig. 1.First gum cover 720 is bonded with the upper surface of microphone mounting bracket 5, when assembly, microphone The upper end of the first gum cover 720 is arranged in encapsulating structure, to realize consolidating for microphone packaging scheme by first gum cover 720 It is fixed, while it can also play the role of buffering, vibration damping to microphone packaging scheme.Second gum cover 721 and microphone installation branch The front end side wall of frame 5 fits together, and can realize that the sealing of itself and exterior terminal is installed by second gum cover 721.External Sound is by being arranged in microphone glue sheath 72, the sound circulation passage in microphone mounting bracket 5 is applied to microphone package knot On microphone monomer in structure, to realize the pickup of microphone monomer.
In one preferred embodiment of the invention, the sound circulation passage includes from microphone mounting bracket 5 End is connected to the sound channel 6 of its front end side wall, that is to say, that one end of sound channel 6 is from the upper end of microphone mounting bracket 5 It is pierced by, the other end is pierced by from the front end side wall of microphone mounting bracket 5.The sound circulation passage further includes being arranged in the first glue The second through-hole 74 for covering the first through hole 73 on 720 and being arranged on the second gum cover 721.First gum cover 720 is pacified with microphone The upper end of dress bracket 5 fits together, and the first through hole 73 is made to be located at 5 upper end of microphone mounting bracket with sound channel 6 Position connection;Second gum cover 721 and the front end side wall of microphone mounting bracket 5 fit together, and make second through-hole 74 positions for being located at 5 front end side wall of microphone mounting bracket with sound channel 6 are connected to.
Microphone packaging scheme is mounted on the upper end of the first gum cover 720, and makes the first of its sound hole and the first gum cover 720 to lead to Hole 73 is connected together.Extraneous sound enters from the second through-hole 74 of the second gum cover 721, by sound channel 6, first through hole 73 enter inside microphone packaging scheme, and on the microphone monomer being finally applied in microphone packaging scheme, thus real The pickup of existing microphone monomer.
Installation shell of the invention can be sealed sounding mouth with exterior terminal, anti-leak-stopping by sounding chewing-gum set The generation of the problems such as sound;The fixation of microphone packaging scheme may be implemented by microphone glue sheath, while the microphone glue sheath is also It can play the role of buffering, vibration damping to microphone packaging scheme;Its sound can also be realized additionally by the microphone glue sheath The sealing in channel and exterior terminal;The technique and loudspeaker that sounding chewing-gum set of the invention, microphone glue sheath are molded by dijection Shell is molded together, can not only be reduced the processing step of assembling, be improved the efficiency of work;It can also evade in assembling, outside Portion's terminal shell improves the yield of product to the scratch problem of seal assembly.
Gum cover of the invention can use resin or other materials well-known to those skilled in the art etc., pass through the glue The sealing between component not only may be implemented in set, also acts as the effect of buffering, vibration damping.In one preferred embodiment of the invention In, the front end side wall of second gum cover 721 is flushed with the front end side wall of sounding chewing-gum set 71.So that second gum cover 721, hair Sound chewing-gum set 71 can be sealed with the same side of exterior terminal shell.
Preferably, the first flange around second through-hole 74 is provided in 721 front end side wall of the second gum cover 76;The front end side wall of sounding chewing-gum set 71 is provided with the second flange 77 around sounding mouth 4.It, should when installation First flange 76, the second flange 77 press together with exterior terminal, ensure that sounding mouth 4, the second through-hole 74 and exterior terminal Excellent sealing.It may further be preferable that first flange 76 flushes setting with the second flange 77.
In one preferred embodiment of the invention, forming tank 8 is provided on the side wall around the sounding mouth 4; Accordingly, the lug boss 75 for being combined together with forming tank 8 is provided on the sounding chewing-gum set 71.It is molded into dijection When type, sounding chewing-gum set 71 forms lug boss 75 in forming tank 8, which thereby enhances sounding chewing-gum set 71 and loudspeaker The stability that shell 3 connects.It is of course also possible to forming tank 8 be arranged on the side wall of microphone mounting bracket 5, accordingly, in wheat The lug boss 75 for being combined together with forming tank 8 is formed on gram wind gum cover 72.When dijection injection molding, Mike Wind gum cover 72 forms lug boss 75 in forming tank 8, which thereby enhances microphone glue sheath 72 and 5 side wall of microphone mounting bracket The stability of connection.
It certainly, for a person skilled in the art, can also be on sounding mouth side wall or microphone mounting bracket Setting lug boss forms forming tank corresponding with lug boss when dijection injection molding gum cover on gum cover, also can be real The effect of existing aforementioned stable connection.
Installation shell of the present invention in order to obtain, there is provided herein it is a kind of install shell manufacturing method, including with Lower step:
A) speaker housings 3 are formed using the technique being once molded, while forms above-mentioned appearance in the speaker housings 3 Chamber, the sounding mouth 4 of the connection cavity and microphone mounting bracket 5 etc.;
B) glue is formed in the sounding mouth 4 of speaker housings 3, the position of microphone mounting bracket 5 using two-shot process Set 7, wherein the gum cover 7 includes the sounding chewing-gum set 71 being bonded with 4 front end side wall of sounding mouth, and is located at the microphone Microphone glue sheath 72 in mounting bracket 5;Microphone is also formed in the microphone glue sheath 72, microphone mounting bracket 5 The sound circulation passage of encapsulating structure.
Speaker housings, gum cover are formed by the technique that dijection is molded, have not only saved cost, and also avoid assembling In the process, exterior terminal improves the yield of product to the scratch problem of seal rubber sleeve.
Installation shell of the invention can integrate loudspeaker encapsulating structure, microphone packaging scheme, for this purpose, The present invention also provides the mounting structures that a kind of loudspeaker and microphone integrate comprising installation shell, further includes being fastened on to raise Cover board 1 on sound device shell 3 forms loudspeaker encapsulating structure after the cover board 1 is snapped together with speaker housings 3;It raises Sound device monomer 2 is arranged in the cavity of speaker housings 3.
Mounting structure of the invention, further include be arranged on microphone glue sheath 72 microphone packaging scheme (view not to Out), specifically, the upper end of the first gum cover 720 is arranged in microphone packaging scheme, not only can be real by first gum cover 720 The fixation of existing microphone packaging scheme, while the effect of buffering, vibration damping is also acted as to microphone packaging scheme.
After mounting structure of the invention is assemblied in the exterior terminal of such as mobile phone shell, the loudspeaker gum cover in mounting structure 71 are sealed with mobile phone shell, to realize the sealing in sounding channel;The second gum cover 721 and mobile phone shell in mounting structure It is sealed, to realize the sealing of sound circulation passage.
Although some specific embodiments of the invention are described in detail by example, the skill of this field Art personnel it should be understood that above example merely to being illustrated, the range being not intended to be limiting of the invention.The skill of this field Art personnel are it should be understood that can without departing from the scope and spirit of the present invention modify to above embodiments.This hair Bright range is defined by the following claims.

Claims (9)

1. the installation shell of a kind of loudspeaker and microphone, it is characterised in that: including speaker housings (3), outside the loudspeaker The sounding mouth (4) of the cavity and the connection cavity for accommodating loudspeaker monomer (2) is provided on shell (3);It is raised described Microphone mounting bracket (5) are additionally provided on sound device shell (3);It further include the cover board for closing the speaker housings (3) (1), the cover board (1) is configured to be encapsulated in loudspeaker monomer (2) in speaker housings (3);Further include and loudspeaking Device shell (3) forms gum cover (7) together in such a way that dijection is molded;Wherein, the gum cover (7) includes and sounding mouth (4) the sounding chewing-gum set (71) of side wall injection molding together, and the microphone glue being moulded on the microphone mounting bracket (5) It covers (72);The sound stream of microphone packaging scheme is additionally provided in the microphone glue sheath (72), microphone mounting bracket (5) Circulation passage;The microphone glue sheath (72) includes positioned at microphone mounting bracket (5) upper end and for installing microphone package knot The first gum cover (720) of structure, and it is located at second gum cover (721) of microphone mounting bracket (5) front end side wall.
2. installation shell according to claim 1, it is characterised in that: the sound circulation passage includes installing from microphone Bracket (5) upper end is connected to the sound channel (6) of its front end side wall, further includes that first be arranged on the first gum cover (720) is led to Hole (73), and the second through-hole (74) being arranged on the second gum cover (721);The first through hole (73) and sound channel (6) Position positioned at microphone mounting bracket (5) upper end is connected to;Second through-hole (74) and sound channel (6) are located at microphone peace Fill the position connection of bracket (5) front end side wall.
3. installation shell according to claim 2, it is characterised in that: the microphone mounting bracket (5) is arranged in loudspeaking The position of neighbouring sounding mouth (4) on device shell (3).
4. installation shell according to claim 3, it is characterised in that: the front end side wall and hair of second gum cover (721) The front end side wall of sound chewing-gum set (71) flushes.
5. installation shell according to claim 3, it is characterised in that: set in the front end side wall of second gum cover (721) It is equipped with the first flange (76) around second through-hole (74);The front end side wall of the sounding chewing-gum set (71) is provided with ring Around the second flange (77) of sounding mouth (4).
6. installation shell according to claim 5, it is characterised in that: first flange (76) and the second flange (77) are neat It is flat.
7. installation shell according to claim 1, it is characterised in that: on the side wall around the sounding mouth (4) and/or Forming tank (8) are provided in microphone mounting bracket (5);Shape on the sounding chewing-gum set (71) and/or microphone glue sheath (72) At the lug boss (75) having for being combined together with forming tank (8).
8. a kind of manufacturing method for installing shell as described in any one of claim 1 to 7, which comprises the following steps:
A) formed using the technique that is once molded have cavity, sounding mouth (4), microphone mounting bracket (5) speaker housings (3);
B) it is formed using two-shot process in the sounding mouth (4) of speaker housings (3), the position of microphone mounting bracket (5) Gum cover (7);Wherein, the gum cover (7) includes the sounding chewing-gum set (71) being bonded with sounding mouth (4) side wall, and is located at described Microphone glue sheath (72) in microphone mounting bracket (5);In the microphone glue sheath (72), microphone mounting bracket (5) It is also formed with the sound circulation passage of microphone packaging scheme.
9. the mounting structure that a kind of loudspeaker and microphone integrate, it is characterised in that: including as described in claim any one of 1-7 Installation shell, wherein further include the cover board (1) being fastened on speaker housings (3), and setting is held in speaker housings (3) Loudspeaker monomer (2) in chamber;It further include the microphone packaging scheme being arranged on microphone glue sheath (72).
CN201610265174.XA 2016-04-25 2016-04-25 Installation shell, manufacturing method and the mounting structure of loudspeaker and microphone Active CN105813003B (en)

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CN106357852B (en) * 2016-10-25 2022-04-26 Oppo广东移动通信有限公司 Voice device and mobile terminal
WO2020073365A1 (en) * 2018-10-12 2020-04-16 歌尔股份有限公司 Loudspeaker module
CN109327777B (en) * 2018-11-01 2020-11-24 歌尔股份有限公司 Acoustic module and electronic product
CN110290655A (en) * 2019-05-30 2019-09-27 无锡睿勤科技有限公司 A kind of mobile terminal

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