CN206602633U - Microphone device - Google Patents

Microphone device Download PDF

Info

Publication number
CN206602633U
CN206602633U CN201621173379.7U CN201621173379U CN206602633U CN 206602633 U CN206602633 U CN 206602633U CN 201621173379 U CN201621173379 U CN 201621173379U CN 206602633 U CN206602633 U CN 206602633U
Authority
CN
China
Prior art keywords
cavity
dividing plate
microphone
hole
perisporium
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201621173379.7U
Other languages
Chinese (zh)
Inventor
秦鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AAC Technologies Pte Ltd
Original Assignee
AAC Technologies Pte Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by AAC Technologies Pte Ltd filed Critical AAC Technologies Pte Ltd
Priority to CN201621173379.7U priority Critical patent/CN206602633U/en
Application granted granted Critical
Publication of CN206602633U publication Critical patent/CN206602633U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model provides a kind of microphone device, including the loudspeaker monomer for surrounding the housing of the operatic tunes and being housed in the operatic tunes, the mounting seat for installing the loudspeaker monomer and the dividing plate that the hull outside is extended to from the mounting seat are formed with the housing, the mounting seat, the operatic tunes is divided into ante-chamber and back cavity by the loudspeaker monomer and the dividing plate, the microphone device also includes at least one cavity for extending formation from the mounting seat and/or the dividing plate, at least one first through hole and at least one second through hole are offered on the cavity, the cavity is only connected through the first through hole with the ante-chamber, the cavity is only connected through second through hole with the back cavity.Compared with correlation technique, the listening quality of microphone device of the present utility model is higher.

Description

Microphone device
Technical field
The utility model is related to a kind of microphone device, more particularly to a kind of microphone device being used in electronic installation.
Background technology
As electric consumers are thinned increasingly, such as mobile phone, the sound of the audio amplifier of tablet personal computer portable electric appts Cavity configuration is gradually changed into side by the just mode of speaking and spoken mode.
The loudspeaker list that the microphone device of correlation technique includes the casing of tool receiving space and is placed in the receiving space Body, the loudspeaker monomer includes the vibrating diaphragm for vibration sounding, and the casing surrounds ante-chamber, the casing bag with the vibrating diaphragm Bottom wall and the side wall extended from the bottom wall are included, the microphone device is provided with the sound channel set through the side wall, described Sound channel is connected with the ante-chamber.
However, due to ante-chamber resonance, radio-frequency component and high-frequency noise can be amplified, while can cause the mistake of respective frequencies position Really uprise, or due to high frequency frequency response or high-frequency cacophony than it is larger when, sense of hearing can be had a strong impact on, the tonequality to loudspeaker adjusts band Come constant.
Solved the above problems therefore, it is necessary to provide a kind of new microphone device.
Utility model content
The utility model technical issues that need to address are to provide a kind of higher microphone device of listening quality.
In order to solve the above technical problems, the utility model is provided
A kind of microphone device, including surround the housing of the operatic tunes and the loudspeaker monomer being housed in the operatic tunes, the shell The mounting seat for installing the loudspeaker monomer and the dividing plate that the hull outside is extended to from the mounting seat are formed with vivo, The operatic tunes is divided into ante-chamber and back cavity by the mounting seat, the loudspeaker monomer and the dividing plate, and the microphone device is also Extend including at least one from the mounting seat and/or the dividing plate and offer at least one on the cavity of formation, the cavity Individual first through hole and at least one second through hole, the cavity are only connected through the first through hole with the ante-chamber, the cavity Only connected through second through hole with the back cavity.
Preferably, the housing includes the upper casing of one end open, and lid is located at the opening and surrounded with the upper casing The bonnet of the operatic tunes, the upper casing includes extending shape parallel to the bottom wall of the bonnet and from bottom wall edge towards the bonnet Into side wall, the dividing plate extends to the side wall, formed between the dividing plate and the bottom wall described in speak passage, it is described go out Sound passage forms outlet sound mouth on the side wall, and the groove sidewall of the dividing plate from the mounting groove extends to the outlet sound mouth.
Preferably, the mounting groove is extended with towards the bonnet on the bottom wall, the loudspeaker monomer is arranged on institute State in mounting groove, the loudspeaker monomer includes vibrating diaphragm, the vibrating diaphragm towards the bottom wall, the vibrating diaphragm and the mounting groove and The ante-chamber is formed between the bottom wall.
Preferably, the groove sidewall of the cavity from the mounting groove is extended in the back cavity, and the first through hole is opened up In the groove sidewall of the mounting groove.
Preferably, the cavity from the dividing plate extend to the back cavity or it is described speak in passage, and with the bottom wall The passage of speaking is surrounded, the cavity includes the perisporium extended from the dividing plate towards the back cavity, and the first through hole is opened up On the dividing plate, second through hole is opened on the perisporium.
Preferably, the cavity is only surrounded by the perisporium with the dividing plate.
Preferably, the one end of the perisporium away from the dividing plate abuts with the bonnet and sealed with the bonnet, described Dividing plate, the perisporium and the bonnet surround the cavity.
Preferably, passage of being spoken described in one end extension warp of the perisporium away from the dividing plate extends to the bottom wall, institute State dividing plate, the perisporium and the bottom wall and surround the cavity.
Preferably, the one end of the perisporium away from the dividing plate extend to it is described speak in passage, the cavity is only by institute State dividing plate and the perisporium is surrounded.
Preferably, the first through hole and/or second through hole are shaped as circular, square or irregular shape and phase Pass technology is compared, because microphone device of the present utility model offers first through hole and the second through hole, when it is to ante-chamber and back cavity Absorption band it is identical, what is radiated to back cavity due to loudspeaker monomer is sound wave with ante-chamber opposite in phase, and the second through hole can draw Enter anti-phase sound wave, it is offset therewith, so as to improve the assimilation effect to ante-chamber assigned frequency band sound wave.Therefore this practicality is new The microphone device of type has preferable listening quality.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the utility model microphone device.
Fig. 2 be Fig. 1 in microphone device housing along A-A to sectional view;
Fig. 3 is the dimensional structure diagram that microphone device shown in Fig. 1 omits upper casing;
Fig. 4 is the diagrammatic cross-section along the microphone device in Fig. 1 along line A-A;
Diagrammatic cross-sections of the Fig. 5 for the microphone device in Fig. 1 along line B-B;
Fig. 6 is the diagrammatic cross-section of the second embodiment of microphone device of the present utility model;
Fig. 7 is the diagrammatic cross-section of the 3rd embodiment of microphone device of the present utility model.
Embodiment
Below in conjunction with drawings and embodiments, the utility model is described in further detail.
Fig. 1 to Fig. 3 is referred to, the utility model provides a kind of microphone device 100, including the shell with the operatic tunes (figure is not marked) Body 10 and the loudspeaker monomer 30 located at the operatic tunes, as shown in Fig. 2 being formed with the peace for installing loudspeaker monomer 30 in housing 10 The dividing plate 51 that dress seat 1110 and self installation seat 1110 are extended to outside housing 10, as shown in Figure 3-4, mounting seat 1110, dividing plate 51 And the operatic tunes in housing 10 is divided into ante-chamber 102 and back cavity 103 by loudspeaker monomer 30.
The housing 10 includes the upper casing 11 of one end open (figure do not mark), and lid be located at the opening and with the upper casing 11 surround the bonnet 13 of the operatic tunes 101.The upper casing 11 is included parallel to the bottom wall 111 of the bonnet 13 and from bottom wall 111 Edge extends the side wall 113 to be formed towards the bonnet.It is formed with the bottom wall 111 towards the bonnet 13 extension for receiving Hold the mounting groove 1110 for installing the loudspeaker monomer 30.Formed between the bottom wall 111 and dividing plate 51 towards the side wall 113 Passage 1112 of speaking, the passage 1112 of speaking forms outlet sound mouth 1114 on the side wall 113.
The loudspeaker monomer 30 is arranged in the mounting groove 1110, and the loudspeaker monomer 30 includes vibrating diaphragm 31, institute Vibrating diaphragm 31 is stated towards the bottom wall 111, interval forms institute between the vibrating diaphragm 31 and the mounting groove 1110 and the bottom wall 111 State ante-chamber 102.As shown in figure 3, dividing plate 51, mounting groove 1110 are integrally formed with upper casing 11.
Also referring to Fig. 3 and Fig. 5, the microphone device 100 also includes being formed in the ante-chamber 102 and the back cavity Cavity 50 between 103, in the present embodiment, cavity 50 extend to form perisporium 53 from dividing plate 51 towards bonnet 13 and lower casing, and Cavity 50 is surrounded by dividing plate 51, bottom wall 111, perisporium 53 and cover plate 13, i.e., bonnet 13 is sealed to it.First through hole on dividing plate 51 510, cavity 50 is only connected by first through hole 510 with ante-chamber 102, and the second through hole 530 is opened up on perisporium 53, and cavity 50 only passes through Second through hole 530 is connected with back cavity 103.
As shown in fig. 6, in another preferred embodiment of the present utility model, the surface of dividing plate 51, which extends to be formed, closes the cavity 50 perisporium 53, therefore, in the present embodiment, cavity 50 only extends by dividing plate 51 and from dividing plate the perisporium 53 formed and enclosed Into.In the present embodiment, as shown in fig. 6, cavity 50 can be formed in passage 1112 of speaking, i.e. opened up on the perisporium 53 The first through hole 510 of ante-chamber 102 and cavity 50 is connected, second is opened in each class 53 by 530;Cavity 50 also may be used simultaneously To be formed in back cavity 103, in the case, second through hole of connection back cavity 103 and cavity 50 is opened up on the perisporium.
As shown in fig. 7, in another preferred embodiment of the present utility model, the cavity 50 is from the mounting groove 1110 Groove sidewall is extended in the back cavity 103.Specifically, mounting groove 1110 extends close to the side surface of back cavity 103 surrounds the sky The perisporium 53 of chamber 50, as shown in fig. 7, cavity 50 can be abutted and sealed housing (this by groove sidewall, the perisporium 53 and with perisporium Non- side wall 113 in embodiment) surround.Similar with above-described embodiment, cavity 50 can be surrounded only by its perisporium 53 with groove sidewall And seal.Specifically, the perisporium of cavity 50 can extend towards bonnet 13, bottom wall 111 and/or side wall 113.In the present embodiment, The company of opening up in the second through hole 530 of connection back cavity 103 and cavity 50, the groove sidewall of mounting groove 1110 is opened up on the perisporium of cavity 50 Second through hole 510 of logical cavity 50 and ante-chamber 102.
It is appreciated that the shape of the through hole 530 of first through hole 510 and second and unrestricted, such as circular, square, triangle Shape or other irregular shapes.It is appreciated that the quantity of cavity 50 can also be adjusted with actual conditions, can be two, three Or more, the quantity of the through hole 530 of first through hole 510 and second can also be adjusted with actual conditions, can be respectively two, three Individual or more.
By adjusting the size of the through hole 530 of first through hole 510 and second and the volume of ante-chamber 102 and back cavity 103, currently When chamber 102 resonates with the formation of first through hole 510, the sound wave of the assigned frequency of ante-chamber 102 can be absorbed, so as to reach that absorption is high The purpose of frequency noise;When the formation of the through hole 530 of back cavity 103 and second is resonated, the sound wave of the assigned frequency of back cavity 103 can be inhaled Receive, the purpose of the regulation resonance of back cavity 103 can be played;If by adjusting the through hole 530 of first through hole 510 and second, making it to preceding The absorption band of chamber 102 and back cavity 103 is identical, because loudspeaker monomer 30 to what back cavity 103 was radiated is and the phase phase of ante-chamber 102 Anti- sound wave, the second through hole 530 can introduce anti-phase sound wave, it is offset therewith, so as to improve to the assigned frequency band of ante-chamber 102 The assimilation effect of sound wave.In addition, the through hole 530 of first through hole 510 and second can also play the effect of balanced air pressure.Therefore, originally The microphone device 100 of utility model has preferable sense of hearing.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is every The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in Other related technical fields, are similarly included in scope of patent protection of the present utility model.

Claims (10)

1. a kind of microphone device, including surround the housing of the operatic tunes and the loudspeaker monomer being housed in the operatic tunes, the housing Inside it is formed with the mounting seat for installing the loudspeaker monomer and the dividing plate that the hull outside is extended to from the mounting seat, institute State mounting seat, the loudspeaker monomer and the dividing plate and the operatic tunes is divided into ante-chamber and back cavity, it is characterised in that the hair Acoustic device also includes opening up at least one cavity for extending formation from the mounting seat and/or the dividing plate, the cavity There are at least one first through hole and at least one second through hole, the cavity is only connected through the first through hole with the ante-chamber, The cavity is only connected through second through hole with the back cavity.
2. microphone device according to claim 1, it is characterised in that the housing includes the upper casing of one end open, and Lid is located at the bonnet for being open and the operatic tunes being surrounded with the upper casing, and the upper casing includes the bottom wall parallel to the bonnet And extend the side wall to be formed from bottom wall edge towards the bonnet, the dividing plate extends to the side wall, the dividing plate with it is described Formed and spoken passage between bottom wall, the passage of speaking forms outlet sound mouth on the side wall, the dividing plate is from the mounting groove Groove sidewall extend to the outlet sound mouth.
3. microphone device according to claim 2, it is characterised in that be extended with the bottom wall towards the bonnet described Mounting groove, the loudspeaker monomer is arranged in the mounting groove, and the loudspeaker monomer includes vibrating diaphragm, and the vibrating diaphragm is towards institute Bottom wall is stated, the ante-chamber is formed between the vibrating diaphragm and the mounting groove and the bottom wall.
4. microphone device according to claim 3, it is characterised in that the cavity extends from the groove sidewall of the mounting groove In to the back cavity, the first through hole is opened in the groove sidewall of the mounting groove.
5. microphone device according to claim 3, it is characterised in that the cavity extends to the back cavity from the dividing plate Or it is described speak in passage, and surround the passage of speaking with the bottom wall, the cavity is included from the dividing plate towards after described The perisporium of chamber extension, the first through hole is opened on the dividing plate, and second through hole is opened on the perisporium.
6. microphone device according to claim 5, it is characterised in that the cavity is only enclosed by the perisporium with the dividing plate Into.
7. microphone device according to claim 5, it is characterised in that the one end of the perisporium away from the dividing plate with it is described Bonnet is abutted and sealed with the bonnet, and the dividing plate, the perisporium and the bonnet surround the cavity.
8. microphone device according to claim 5, it is characterised in that one end extension warp of the perisporium away from the dividing plate The passage of speaking extends to the bottom wall, and the dividing plate, the perisporium and the bottom wall surround the cavity.
9. microphone device according to claim 5, it is characterised in that the one end of the perisporium away from the dividing plate is extended to Described to speak in passage, the cavity is only surrounded by the dividing plate and the perisporium.
10. the microphone device according to claim any one of 1-9, it is characterised in that the first through hole and/or described Being shaped as two through holes be circular, square or irregular shape.
CN201621173379.7U 2016-10-26 2016-10-26 Microphone device Active CN206602633U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621173379.7U CN206602633U (en) 2016-10-26 2016-10-26 Microphone device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621173379.7U CN206602633U (en) 2016-10-26 2016-10-26 Microphone device

Publications (1)

Publication Number Publication Date
CN206602633U true CN206602633U (en) 2017-10-31

Family

ID=60149142

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621173379.7U Active CN206602633U (en) 2016-10-26 2016-10-26 Microphone device

Country Status (1)

Country Link
CN (1) CN206602633U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108055615A (en) * 2017-11-28 2018-05-18 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN108366324A (en) * 2018-01-27 2018-08-03 瑞声科技(新加坡)有限公司 Sounding device assembly and electronic equipment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108055615A (en) * 2017-11-28 2018-05-18 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN108055615B (en) * 2017-11-28 2020-02-04 瑞声科技(新加坡)有限公司 Loudspeaker box
CN108366324A (en) * 2018-01-27 2018-08-03 瑞声科技(新加坡)有限公司 Sounding device assembly and electronic equipment

Similar Documents

Publication Publication Date Title
KR101780911B1 (en) Loudspeaker module
US9883266B2 (en) Loudspeaker module and electronic device comprising the loudspeaker module
EP2613563B1 (en) Speaker front volume usage
KR101827664B1 (en) Loudspeaker module applied inside terminal
US20170289674A1 (en) Resonance Damping for Audio Transducer Systems
US9467784B2 (en) Piezoelectric-type speaker
CN203574855U (en) Loudspeaker module
US10889525B2 (en) Sound absorption material preparation method, sound absorption material and filling method thereof
US8068618B2 (en) Spherical loudspeaker for omnipresent sound reproduction
US20200045413A1 (en) Speaker box
EP3395079B1 (en) Mitigating effects of cavity resonance in speakers
CN102428714B (en) Loud speaker, hearing aids, earphone and mobile terminal device
CN101056327B (en) Mobile phone and its sound box structure
KR200487541Y1 (en) Microphone-and-sound-box integrated apparatus
US8989425B2 (en) Earphone
US10484769B2 (en) Speaker box
WO2020077782A1 (en) Mobile terminal device
KR101177322B1 (en) A crossover double speaker
US20030096632A1 (en) Speaker assembly for mobile phones
WO2016150216A1 (en) Speaker module
US6885751B2 (en) Pressure-gradient microphone capsule
US9154865B2 (en) Acoustic device
WO2015165319A1 (en) Lateral sound making loudspeaker module
US8259985B2 (en) Speaker set for portable electronic device
US7614479B2 (en) Sound enhancement module

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant