CN206061094U - Loudspeaker enclosure - Google Patents

Loudspeaker enclosure Download PDF

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Publication number
CN206061094U
CN206061094U CN201620766104.8U CN201620766104U CN206061094U CN 206061094 U CN206061094 U CN 206061094U CN 201620766104 U CN201620766104 U CN 201620766104U CN 206061094 U CN206061094 U CN 206061094U
Authority
CN
China
Prior art keywords
housing
loudspeaker enclosure
diaphragm
chamber
hole
Prior art date
Application number
CN201620766104.8U
Other languages
Chinese (zh)
Inventor
秦鹏
魏威
蔡斌
Original Assignee
瑞声科技(新加坡)有限公司
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 瑞声科技(新加坡)有限公司 filed Critical 瑞声科技(新加坡)有限公司
Priority to CN201620766104.8U priority Critical patent/CN206061094U/en
Application granted granted Critical
Publication of CN206061094U publication Critical patent/CN206061094U/en

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Abstract

This utility model provides a kind of loudspeaker enclosure, which includes housing and the loudspeaker monomer being contained in the housing, the loudspeaker monomer includes the vibrating diaphragm for vibration sounding, the vibrating diaphragm forms the front operatic tunes with the housing interval setting, the loudspeaker enclosure also includes that the connection front operatic tunes leads sound passage with extraneous, the front operatic tunes leads the ante-chamber that sound passage collectively forms the loudspeaker enclosure with described, on the housing, the position of the correspondence ante-chamber is provided with the through hole of the connection ante-chamber through housing and the external world, the loudspeaker enclosure also includes on the housing and covers the diaphragm of the through hole, the standing part being fixed on the housing that the diaphragm includes the moving part for covering the through hole and extends from the moving part.The ante-chamber high-frequency resonant frequency of loudspeaker enclosure of the present utility model is little, and the tonequality for exporting is high.

Description

Loudspeaker enclosure
【Technical field】
This utility model is related to electroacoustic transducer field, more particularly to a kind of loudspeaker enclosure.
【Background technology】
With the fast development of science and technology, the popularity rate more and more higher of audio frequency apparatus, requirement of the people to audio frequency apparatus is not only The broadcasting of video/audio is only limitted to, more requires that the reliability to audio frequency apparatus proposes more requirements.The especially arrival in 4G epoch, Technology of Mobile Multimedia also develops therewith, and many audio frequency apparatuses have various amusement functions, such as video playback, digital vedio recording, trip Play, GPS navigation etc., require that the electronic devices and components in audio frequency apparatus are original more accurate and compact, but, electronic devices and components are got over Many, the reliability of audio frequency apparatus is poorer.
And in audio frequency apparatus, loudspeaker enclosure is exactly a kind of conventional electronic devices and components.The loudspeaker enclosure of correlation technique goes out When sound mouth has larger resistance or leads sound passage and have larger damping, the intermediate frequency sound wave distortion of loudspeaker enclosure can be very high, has a strong impact on The tonequality of the sound that loudspeaker enclosure sends.Further, since the ante-chamber resonance of loudspeaker enclosure can amplify radio-frequency component generation high frequency making an uproar Sound, equally can also affect the tonequality of the sound that loudspeaker enclosure sends.
Therefore, it is necessary to provide a kind of new loudspeaker enclosure to solve the above problems.
【Utility model content】
The purpose of this utility model is to provide the speaker that a kind of ante-chamber high-frequency resonant frequency is less, output tonequality is good Case.
The technical solution of the utility model is as follows:A kind of loudspeaker enclosure, which includes housing and is contained in the housing Loudspeaker monomer, the loudspeaker monomer include the vibrating diaphragm for vibration sounding, the vibrating diaphragm and the housing interval setting shape Into the front operatic tunes, the loudspeaker enclosure also includes that the connection front operatic tunes leads sound passage with extraneous, and the front operatic tunes is led with described Sound passage collectively forms the ante-chamber of the loudspeaker enclosure, and on the housing, the position of the correspondence ante-chamber is provided with the company through housing Lead to the through hole of the ante-chamber and the external world, the loudspeaker enclosure also includes on the housing and cover the diaphragm of the through hole, The diaphragm includes the moving part for covering the through hole and is fixed in consolidating on the housing from what the moving part extended Determine part.
Preferably, the diaphragm is fixed in inner surface of the housing positioned at the ante-chamber.
Preferably, the diaphragm is macromolecule membrane.
Preferably, the through hole is located at the position of the correspondence front operatic tunes on the housing.
Preferably, the through hole is located on the housing position that sound passage is led described in correspondence.
Preferably, the lower house that the housing is included upper shell and assembled with the upper shell, it is described to lead the setting of sound passage In the upper shell.
Preferably, the space for surrounding between the vibrating diaphragm, the upper shell and the lower house is relative with the ante-chamber Back cavity.
Preferably, the sound passage of leading includes going out acoustic aperture located at the upper shell.
The beneficial effects of the utility model are:The loudspeaker enclosure that this utility model is provided is by housing correspondence institute The position for stating ante-chamber arranges through hole and diaphragm structure, as the moving part of diaphragm can destroy the complete of the ante-chamber volume Property, the high-frequency resonant frequency of sound in the ante-chamber is reduced, reduces resonance peak, while slow down the air pressure in the ante-chamber Intensity, when the outlet sound mouth has larger resistance or damping, reduces in the ante-chamber because air nonlinearity causes what is exported The fluctuating margin of sound, improves the degree of stability of the sound of the loudspeaker enclosure output, makes output tonequality good.
【Description of the drawings】
Axonometric charts of the Fig. 1 for this utility model loudspeaker enclosure;
Stereochemical structure exploded views of the Fig. 2 for loudspeaker enclosure shown in Fig. 1;
Fig. 3 is the sectional view of the line A-A along Fig. 1;
Fig. 4 has the loudspeaker enclosure of through hole and diaphragm structure with other raising one's voice without through hole and diaphragm structure for this utility model The distortion data experiment curv figure of device case;
Fig. 5 has the loudspeaker enclosure of through hole and diaphragm structure with other raising one's voice without through hole and diaphragm structure for this utility model The frequency response data experiment curv figure of device case.
【Specific embodiment】
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Please refer to Fig. 1 to Fig. 3, wherein, axonometric charts of the Fig. 1 for this utility model loudspeaker enclosure;Fig. 2 is this practicality The stereochemical structure exploded view of New-type loudspeaker case;Fig. 3 is the sectional view of the line A-A along Fig. 1.The loudspeaker enclosure 100 includes shell Body 1, lead sound passage 2, the loudspeaker monomer 3 being contained in the housing 1, flexible PCB 8 and dust-proof seal ring 9.
The housing 1 is included upper shell 11 and the lower house 13 to form receiving space is assembled with the upper shell 11.It is described Loudspeaker monomer 3 includes the vibrating diaphragm 31 for vibration sounding, and the upper shell 11 forms front sound with 31 interval setting of the vibrating diaphragm Chamber 4.The flexible PCB 8 is that the loudspeaker monomer 3 provides electric energy.It is described to lead sound passage 2 for connecting the front operatic tunes 4 And the external world, the sound that the vibrating diaphragm 31 sends is reached in outside air.The front operatic tunes 4 and described lead 2 common structure of sound passage Into the ante-chamber 7 of the loudspeaker enclosure 100.The sound passage 2 of leading connects extraneous one end open for outlet sound mouth 21, the outlet sound mouth 21 are arranged on the housing 1, specifically, are arranged at the upper shell 11, and the dust-proof seal ring 9 is located at the outlet sound mouth 21 Place.The space surrounded between the vibrating diaphragm 31, the upper shell 11 and the lower house 13 is the back cavity relative with the ante-chamber 7 6。
On the upper shell 11 position of the correspondence ante-chamber 7 be provided with the connection ante-chamber 7 through upper shell 11 with it is outer The through hole 111 on boundary, it is alternatively that, the through hole 111 may be located on the upper shell 11 position of the correspondence front operatic tunes 4 or The position of sound passage 2 is led described in correspondence.
The loudspeaker enclosure 100 also includes on the upper shell 11 and covers the diaphragm 5 of the through hole 111, described Diaphragm 5 includes the moving part 51 for covering the through hole 111 and is fixed in the upper shell from what the moving part 51 extended Standing part 52 on 11, the diaphragm 5 are arranged at any in any side of the through hole 111 or the through hole 111 Position, in the present embodiment, the diaphragm 5 is fixed in inner surface of the upper shell 11 positioned at the ante-chamber 7, the upper casing Body 11 is provided with groove 113 at the through hole 111, and the diaphragm 5 is contained in the groove 113, and the groove 113 is arranged at 111 side of the through hole, its size are matched with the size of the diaphragm 5, and the diaphragm 5 is preferably high-molecular diaphragm.
As the resonance of ante-chamber 7 of the loudspeaker enclosure 100 can amplify radio-frequency component and high-frequency noise, sound timbre is reduced. 5 structure of through hole 111 and diaphragm is set, as the moving part 51 of diaphragm 5 can destroy the integrity of 7 volume of the ante-chamber, is subtracted The weak amplification effect of the resonance of the ante-chamber 7, so as to improving the distortion of intermediate frequency sound wave, reduces radio-frequency component and high frequency is made an uproar Sound, while also slow down the air pressure level in the ante-chamber 7, it is described lead have in sound passage 2 larger resistance or damping when, reduce Because air nonlinearity causes the sound for exporting the amplitude of fluctuation occur in the ante-chamber 7, the loudspeaker enclosure is improve The degree of stability of the sound of 100 outputs.
The dust-proof seal ring 9 is arranged between the outlet sound mouth 21 and the external world, prevents dust in outside air and different Thing blocks the sounding effect led sound passage 2, affect the loudspeaker enclosure 100 into the outlet sound mouth 21.
Fig. 4 is please referred to, is that this utility model has the loudspeaker enclosure of through hole and diaphragm structure with other without through hole and film The distortion data experiment curv figure of the loudspeaker enclosure of chip architecture.Wherein curve I is mistake of the loudspeaker enclosure without through hole and diaphragm structure True data experiment curv, curve II have the distortion data experiment curv of through hole and diaphragm structure for loudspeaker enclosure.It can be seen that tool There is the intermediate frequency distortion degree of loudspeaker enclosure of through hole and diaphragm structure well below the loudspeaker enclosure for not having through hole and diaphragm structure Intermediate frequency distortion degree.
Fig. 5 is please referred to, is that this utility model has the loudspeaker enclosure of through hole and diaphragm structure with other without through hole and film The frequency response data experiment curv figure of the loudspeaker enclosure of chip architecture.Wherein curve I is loudspeaker enclosure without through hole and diaphragm structure Frequency response data experiment curv, curve II has the frequency response measurement curve of through hole and diaphragm structure for loudspeaker enclosure.Can With find out the loudspeaker enclosure with through hole and diaphragm structure with not have through hole compare its high frequency with the loudspeaker enclosure of diaphragm structure Resonance is weaker and resonance peak is lower, therefore the sound sense of hearing for sending is more preferable.
The beneficial effects of the utility model are:The loudspeaker enclosure 100 that this utility model is provided is by the housing 1 pair Answer the position of the ante-chamber 7 that 5 structure of through hole 111 and diaphragm is set, as the moving part 51 of diaphragm 5 can destroy the ante-chamber The integrity of 7 volumes, reduces the high-frequency resonant frequency of sound in the ante-chamber 7, reduces resonance peak, while slow down described Air pressure level in ante-chamber 7, when the outlet sound mouth 21 has larger resistance or damping, reduces 7 endogenous cause of ill air of the ante-chamber non- The fluctuating margin of the sound of output is linearly caused, the degree of stability of the sound of the output of the loudspeaker enclosure 100 is improve, is made output Tonequality is good.
Above-described is only embodiment of the present utility model, it should be noted here that for the ordinary skill of this area For personnel, on the premise of design is created without departing from this utility model, improvement can also be made, but these belong to it is practical New protection domain.

Claims (8)

1. a kind of loudspeaker enclosure, which includes housing and the loudspeaker monomer being contained in the housing, the loudspeaker monomer bag The vibrating diaphragm for vibration sounding is included, the vibrating diaphragm forms the front operatic tunes with the housing interval setting, and the loudspeaker enclosure also includes Connecting the front operatic tunes and sound passage being led with extraneous, the front operatic tunes collectively forms the loudspeaker enclosure with the sound passage of leading Ante-chamber, it is characterised in that the position of the correspondence ante-chamber is provided with through the connection ante-chamber and the external world of housing on the housing Through hole, the loudspeaker enclosure also includes on the housing and covers the diaphragm of the through hole, and the diaphragm includes covering The moving part of the through hole and the standing part being fixed on the housing extended from the moving part.
2. loudspeaker enclosure according to claim 1, it is characterised in that the diaphragm be fixed in the housing be located at it is described before The inner surface in chamber.
3. loudspeaker enclosure according to claim 1, it is characterised in that the diaphragm is macromolecule membrane.
4. loudspeaker enclosure according to claim 1, it is characterised in that the through hole is located at before correspondence is described on the housing The position of the operatic tunes.
5. loudspeaker enclosure according to claim 1, it is characterised in that the through hole is located on the housing and leads described in correspondence The position of sound passage.
6. loudspeaker enclosure according to claim 1, it is characterised in that the housing include upper shell and with the upper shell The lower house for assembling, the sound passage of leading are arranged at the upper shell.
7. loudspeaker enclosure according to claim 6, it is characterised in that the vibrating diaphragm, the upper shell and the lower house Between the space that surrounds be the back cavity relative with the ante-chamber.
8. loudspeaker enclosure according to claim 6, it is characterised in that the sound passage of leading is included located at the upper shell Go out acoustic aperture.
CN201620766104.8U 2016-07-20 2016-07-20 Loudspeaker enclosure CN206061094U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620766104.8U CN206061094U (en) 2016-07-20 2016-07-20 Loudspeaker enclosure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620766104.8U CN206061094U (en) 2016-07-20 2016-07-20 Loudspeaker enclosure

Publications (1)

Publication Number Publication Date
CN206061094U true CN206061094U (en) 2017-03-29

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107333216A (en) * 2017-07-04 2017-11-07 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107343247A (en) * 2017-07-04 2017-11-10 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107360517A (en) * 2017-07-04 2017-11-17 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107371106A (en) * 2017-07-04 2017-11-21 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107396258A (en) * 2017-07-04 2017-11-24 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107396259A (en) * 2017-07-04 2017-11-24 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107396256A (en) * 2017-07-04 2017-11-24 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107396257A (en) * 2017-07-04 2017-11-24 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107547974A (en) * 2017-07-04 2018-01-05 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107690106A (en) * 2017-07-04 2018-02-13 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107690113A (en) * 2017-08-29 2018-02-13 努比亚技术有限公司 Loudspeaker assembly and mobile terminal
CN107820176A (en) * 2017-11-23 2018-03-20 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN108566600A (en) * 2018-04-27 2018-09-21 歌尔股份有限公司 A kind of sound-producing device and electronic equipment

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107343247B (en) * 2017-07-04 2020-07-14 瑞声科技(新加坡)有限公司 Loudspeaker box
CN107343247A (en) * 2017-07-04 2017-11-10 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107360517A (en) * 2017-07-04 2017-11-17 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107371106A (en) * 2017-07-04 2017-11-21 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107396258A (en) * 2017-07-04 2017-11-24 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107396259A (en) * 2017-07-04 2017-11-24 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107396256A (en) * 2017-07-04 2017-11-24 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107396257A (en) * 2017-07-04 2017-11-24 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107547974A (en) * 2017-07-04 2018-01-05 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107690106A (en) * 2017-07-04 2018-02-13 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107333216A (en) * 2017-07-04 2017-11-07 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107396257B (en) * 2017-07-04 2020-07-14 瑞声科技(新加坡)有限公司 Loudspeaker box
CN107396259B (en) * 2017-07-04 2020-07-14 瑞声科技(新加坡)有限公司 Loudspeaker box
CN107547974B (en) * 2017-07-04 2019-10-22 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN107690106B (en) * 2017-07-04 2020-02-04 瑞声科技(新加坡)有限公司 Loudspeaker box
CN107396258B (en) * 2017-07-04 2020-07-14 瑞声科技(新加坡)有限公司 Loudspeaker box
CN107690113A (en) * 2017-08-29 2018-02-13 努比亚技术有限公司 Loudspeaker assembly and mobile terminal
CN107690113B (en) * 2017-08-29 2020-08-07 赣州鑫冠科技股份有限公司 Loudspeaker assembly and mobile terminal
CN107820176A (en) * 2017-11-23 2018-03-20 瑞声科技(新加坡)有限公司 Loudspeaker enclosure
CN108566600A (en) * 2018-04-27 2018-09-21 歌尔股份有限公司 A kind of sound-producing device and electronic equipment

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