CN206433160U - Loudspeaker enclosure - Google Patents
Loudspeaker enclosure Download PDFInfo
- Publication number
- CN206433160U CN206433160U CN201720037176.3U CN201720037176U CN206433160U CN 206433160 U CN206433160 U CN 206433160U CN 201720037176 U CN201720037176 U CN 201720037176U CN 206433160 U CN206433160 U CN 206433160U
- Authority
- CN
- China
- Prior art keywords
- loudspeaker
- support member
- loudspeaker enclosure
- fixed
- upper lid
- 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.)
- Expired - Fee Related
Links
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- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
A kind of loudspeaker enclosure, including upper lid, the loudspeaker monomer and sound-absorbing material to form the lower cover of receiving space and be contained in the receiving space are enclosed with the upper lid, the receiving space is separated into the ante-chamber and back cavity being in communication with the outside by the loudspeaker monomer, the loudspeaker enclosure also includes the breathable barrier for being fixed on the support member of the upper lid and being fixed with the support member ultra-sonic welded, the back cavity is separated into the rear operatic tunes connected with loudspeaker monomer inside and the host cavity connected with the rear operatic tunes by the support member and the breathable barrier, the sound-absorbing material is filled in the host cavity.The loudspeaker enclosure that the utility model is provided, increases the utilization space inside the loudspeaker enclosure, more to strengthen the low frequency performance of the loudspeaker enclosure, can improve the acoustical behavior of the loudspeaker enclosure by filling sucting sound materials.
Description
【Technical field】
The utility model is related to electroacoustic transduction 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 is only limitted to, more requires to propose the reliability of audio frequency apparatus more require.The especially arrival in 4G epoch, it is mobile
Multimedia technology also develops therewith, and many audio frequency apparatuses have a variety of amusement functions, such as video playback, digital vedio recording, game,
GPS navigation etc., the requirement of its broadcasting tonequality to audio frequency apparatus also more and more higher.
In correlation technique, loudspeaker enclosure is mainly used in the broadcasting of audio signal as a kind of conventional electronic component.Raise
Sound device case includes the housing with cavity and the acoustical generator monomer being installed on the housing.Because cavity is enclosed construction and chamber
Body small volume, so the resonant frequency of loudspeaker enclosure is higher, causes the low frequency performance of loudspeaker enclosure poor, it is difficult to produce simple and honest
Bass effect.
Therefore, it is necessary to which providing a kind of new loudspeaker enclosure solves above-mentioned technical problem.
【Utility model content】
The purpose of this utility model is to provide a kind of low frequency performance good loudspeaker enclosure.
The technical solution of the utility model is as follows：
A kind of loudspeaker enclosure, including upper lid and the upper lid enclose the lower cover to form receiving space and are contained in the receipts
Hold the loudspeaker monomer and sound-absorbing material with vibrating diaphragm in space, the loudspeaker monomer receiving space is separated into and
The ante-chamber of external world's connection and with the back cavity that connect inside the loudspeaker monomer, the vibrating diaphragm and just to the vibrating diaphragm it is described on
The ante-chamber is formed between lid, the loudspeaker enclosure also includes the support member for being fixed on the upper lid and ultrasonic with the support member
The breathable barrier being welded and fixed, the support member is around the hollow knot for being located at around the loudspeaker monomer and be both ends open
Structure, the one end open of the support member is fixed with the upper lid, and the other end vent cover of the support member connects the ventilative isolation
The back cavity is separated into the rear operatic tunes with being connected inside the loudspeaker monomer by part, the support member and the breathable barrier
And the host cavity for forming the virtual operatic tunes and being connected with the rear operatic tunes, the sound-absorbing material is filled in the host cavity.
It is preferred that, the ante-chamber includes the preceding operatic tunes and the connection preceding operatic tunes and leads sound passage, the upper lid bag with extraneous
The bottom plate just to the vibrating diaphragm is included, is extended from the bottom plate towards the lower cover direction and the barricade of the loudspeaker monomer is surround
And the groove on the barricade is opened in, the loudspeaker monomer is fixed on the barricade and enclosed with the barricade and the bottom plate
Conjunction forms the preceding operatic tunes, and the preceding operatic tunes is connected with the sound passage of leading by the groove.
It is preferred that, end face of the support member away from the breathable barrier is the first bottom surface, first bottom surface direction
The barricade projection forms extension, and the barricade is the first upper surface, first upper table just to the end face of the support member
Be recessed the resigning portion to be formed and avoid the extension facing to the bottom plate, and the extension passes through ultrasonic bond with the resigning portion
Connect fixation.
It is preferred that, the loudspeaker enclosure also includes flexible PCB, and the loudspeaker monomer includes being fixed on the barricade
Frame, the flexible PCB includes two adhesive portions that one end is adhesively fixed with the side wall of the frame, is connected described in two viscous
The connecting portion of the socket part other end and the lengthening part extended from the connecting portion to the remote adhesive portion, the extension is away from institute
The one end for stating breathable barrier is recessed the relief portion to be formed and avoid the lengthening part, and the lengthening part is bonded and fixed to the avoidance
Portion simultaneously extends to the host cavity through the relief portion.
It is preferred that, the upper lid is fixed with the lower cover ultra-sonic welded.
It is preferred that, in addition to through the lower cover through hole and closure be located at the through hole closure, the suction
Sound material is packed into the host cavity through the through hole.
It is preferred that, the closure is PET film.
It is preferred that, the breathable barrier is non-woven fabrics, nylon mesh grid, wool weaving net, wire netting or paper.
The beneficial effect for the loudspeaker enclosure that the utility model is provided is：
By the way that breathable barrier ultra-sonic welded is fixed on into support member, the support member and the breathable barrier are reduced
Between space-consuming, increase inside the loudspeaker enclosure using space, can more filling sucting sound materials to strengthen
The low frequency performance of the loudspeaker enclosure, improves the acoustical behavior of the loudspeaker enclosure.
【Brief description of the drawings】
Fig. 1 is the stereochemical structure decomposing schematic representation of the utility model loudspeaker enclosure；
Fig. 2 is the structural representation after loudspeaker enclosure shown in Fig. 1 is assembled；
Fig. 3 is the cross-sectional view along line A-A shown in Fig. 2；
Fig. 4 is the cross-sectional view along line B-B shown in Fig. 2；
Fig. 5 is the structural representation of loudspeaker box cover shown in Fig. 1.
【Embodiment】
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are please referred to, wherein, Fig. 1 decomposes for the stereochemical structure of the utility model loudspeaker enclosure
Schematic diagram, Fig. 2 is the structural representation after loudspeaker enclosure shown in Fig. 1 is assembled；Fig. 3 is to show shown in Fig. 2 along the cross-section structure of line A-A
It is intended to；Fig. 4 is the cross-sectional view along line B-B shown in Fig. 2.The loudspeaker enclosure 100 include upper lid 1 and with the upper lid
1 cooperatively forms the lower cover 3 of receiving space 2, is contained in the loudspeaker monomer 4 of the receiving space 2, is fixed on the loudspeaker list
The flexible PCB 5 of body 4, the support member 6 for being fixed on the upper lid 1 and it is covered in the breathable barrier 7 of the support member 6, fills out
Fill in the sound-absorbing material 8 in the receiving space 2, be located at through the lower cover 3 and closure the closure of the through hole 9
10。
Referring to Fig. 5, shown in Fig. 1 loudspeaker box cover structural representation.The upper lid 1 passes through with the lower cover 3
Ultra-sonic welded is fixed, and it includes bottom plate 11, with the integrally formed dividing plate 13 of the bottom plate 11, from the bottom plate 11 towards under described
The direction of lid 3 extends and surround the barricade 15 of the loudspeaker monomer 4 and the groove 17 being opened on the barricade 15.
The barricade 15 includes the first upper surface 151 just set to the support member 6 and from first upper surface 151
Be recessed towards the bottom plate 11 for the resigning portion 153 for avoiding the support member 6, the support member 6 simultaneously with described first
Surface 151 and the resigning portion 153 are connected.
The receiving space 2 includes being separated into the ante-chamber 23 being in communication with the outside by the loudspeaker monomer 4 and raised in described
The back cavity 25 of the inside of sound device monomer 4 connection.
The ante-chamber 23 includes being enclosed and being formed by the vibrating diaphragm, the barricade 15 and the bottom plate 11 of the loudspeaker monomer 4
What the preceding operatic tunes 231 and being enclosed by the dividing plate 13 and the bottom plate 11 was formed lead sound passage 233, the preceding operatic tunes 231 with it is described
Lead sound passage 233 to connect by the groove 17, the sound passage 233 of leading is in communication with the outside.
The back cavity 25 by the support member 6 and the breathable barrier 7 be divided into in the loudspeaker monomer 4
The rear operatic tunes 251 and the filling sound-absorbing material 8 of portion's connection are simultaneously used as virtual operatic tunes host cavity 253, the host cavity 253 and institute
The rear operatic tunes 251 is stated to connect.
Specifically, the closure 10 is PET film.
Specifically, the sound-absorbing material 8 is packed into the host cavity 253 by the through hole 9, then by the PET film
Seal the through hole 9.The sound-absorbing material 8 is filling in can improve the sound of the loudspeaker enclosure 100 in the host cavity 253
Learn performance.
The loudspeaker monomer 4 includes being fixed on the frame 41 of the barricade 15, and the flexible PCB 5 is fixed on described
The side wall of frame 41.
The flexible PCB 5 includes two adhesive portions 51 that the side wall bottom surface of one end and the frame 41 is adhesively fixed, even
Connect the connecting portion 53 of the other end of adhesive portion 51 described in two and prolong from middle-end of the connecting portion 53 away from the side of adhesive portion 51
The lengthening part 55 stretched.
The support member 6 is included around the hollow structure for being located at around the loudspeaker monomer 4 and be both ends open, the branch
The one end open of support member 6 is fixed with the barricade 15, and the breathable barrier 7 is fixed on the another of the support member by hot melt
End opening 6.
The breathable barrier 7 is the film of network structure.The breathable barrier 7 is packed into the collecting for prevention
The sound-absorbing material 8 in chamber 253 enters inside the loudspeaker monomer 4, and causes to influence the sounding of the loudspeaker monomer 4
Performance, the breathable barrier 7 is preferably non-woven fabrics, nylon mesh grid, wool weaving net, wire netting or paper.
Specifically, the breathable barrier 7 is fixed on into the support member 6 by ultra-sonic welded, make the host cavity 253
Space increase, so as to increase the filling area of the sound-absorbing material 8, and improve the acoustical behavior of the loudspeaker enclosure 100.
End face of the support member 6 away from the breathable barrier 7 is the first bottom surface 611, and the support member 6 is included from institute
The first bottom surface 611 is stated towards the extension 613 of the projection of barricade 15 and from the extension 613 away from the breathable barrier
7 one end are recessed the relief portion 615 to be formed and avoid the lengthening part 55, and first bottom surface 611 is glued with first upper surface 151
Fixation is connect, the extension 613 is fixed with the resigning portion 153 by ultra-sonic welded, the lengthening of the flexible PCB 5
Portion 55 is bonded and fixed to the relief portion 615 and extends to the host cavity 253 through the relief portion 615.
The assembling mode of the loudspeaker enclosure 100 is：The breathable barrier 7 is fixed on institute by ultra-sonic welded first
State support member 6, the loudspeaker monomer 4 be fixed on by the barricade 15 using glue, be adhesively fixed the flexible PCB 5 in
After the loudspeaker monomer 4, then being fixed on the support member 6 barricade 15 and surround by the way of ultra-sonic welded
The loudspeaker monomer 4 is set, and the lower cover 3 is fixed on into the upper lid 1 by ultra-sonic welded, finally by the sound-absorbing material
8 is filling in the host cavity 253 by its by the through hole 9, then the closure 10 is covered on into the through hole 9.
The loudspeaker enclosure 100 that the utility model is provided is subtracted by the way that the ultra-sonic welded of breathable barrier 7 is fixed on into support member 6
Lacked the space-consuming between the support member 6 and the breathable barrier 7, increase inside the loudspeaker enclosure 100 can
Utilization space, more to strengthen the low frequency performance of the loudspeaker enclosure 100, can improve the loudspeaker by filling sucting sound materials 8
The acoustical behavior of case 100.
Described in upper is only embodiment of the present utility model, it should be noted here that for the ordinary skill people of this area
For member, on the premise of the utility model creation design is not departed from, improvement can also be made, but these belong to this practicality newly
The protection domain of type.
Claims (8)
1. a kind of loudspeaker enclosure, including upper lid and the upper lid enclose the lower cover to form receiving space and are contained in the collecting
The loudspeaker monomer and sound-absorbing material with vibrating diaphragm in space, the loudspeaker monomer by the receiving space be separated into outside
The ante-chamber of boundary's connection and the back cavity connected with loudspeaker monomer inside, the vibrating diaphragm and the upper lid just to the vibrating diaphragm
Between form the ante-chamber, it is characterised in that the loudspeaker enclosure also include be fixed on the upper lid support member and with it is described
The breathable barrier that support member ultra-sonic welded is fixed, the support member is around being located at around the loudspeaker monomer and for both ends open
Hollow structure, the one end open of the support member fixes with the upper lid, and the other end vent cover of the support member connects described
The back cavity is separated into being connected inside the loudspeaker monomer by breathable barrier, the support member and the breathable barrier
The rear operatic tunes and the host cavity that is connected as the virtual operatic tunes and with the rear operatic tunes, the sound-absorbing material is filled in the host cavity
It is interior.
2. loudspeaker enclosure according to claim 1, it is characterised in that the ante-chamber includes the preceding operatic tunes and connects the preceding sound
Chamber leads sound passage with extraneous, and the upper lid includes bottom plate just to the vibrating diaphragm, from the bottom plate towards the lower cover direction
Extend and surround the barricade of the loudspeaker monomer and the groove being opened on the barricade, the loudspeaker monomer is fixed on institute
State barricade and enclose to form the preceding operatic tunes with the barricade and the bottom plate, the preceding operatic tunes passes through institute with the sound passage of leading
State groove connection.
3. loudspeaker enclosure according to claim 2, it is characterised in that end of the support member away from the breathable barrier
Face is the first bottom surface, and first bottom surface forms extension towards the barricade projection, and the barricade is just to the support member
End face is the first upper surface, and first upper surface is recessed the resigning portion to be formed and avoid the extension, institute towards the bottom plate
Extension is stated to fix by ultra-sonic welded with the resigning portion.
4. loudspeaker enclosure according to claim 3, it is characterised in that the loudspeaker enclosure also includes flexible PCB, institute
Stating loudspeaker monomer includes being fixed on the frame of the barricade, and the flexible PCB includes one end and the side wall of the frame glues
Connect two fixed adhesive portions, connect the connecting portion of the adhesive portion other end described in two and from the connecting portion to away from the adhesive portion
The lengthening part of extension, the one end of the extension away from the breathable barrier is recessed the avoidance to be formed and avoid the lengthening part
Portion, the lengthening part is bonded and fixed to the relief portion and extends to the host cavity through the relief portion.
5. loudspeaker enclosure according to claim 1, it is characterised in that the upper lid is fixed with the lower cover ultra-sonic welded.
6. loudspeaker enclosure according to claim 1, it is characterised in that also including the through hole through the lower cover and sealing
The closure of the through hole is covered on, the sound-absorbing material is packed into the host cavity through the through hole.
7. loudspeaker enclosure according to claim 6, it is characterised in that the closure is PET film.
8. loudspeaker enclosure according to claim 1, it is characterised in that the breathable barrier is non-woven fabrics, nylon braiding
Net, wool weaving net, wire netting or paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720037176.3U CN206433160U (en) | 2017-01-12 | 2017-01-12 | Loudspeaker enclosure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720037176.3U CN206433160U (en) | 2017-01-12 | 2017-01-12 | Loudspeaker enclosure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206433160U true CN206433160U (en) | 2017-08-22 |
Family
ID=59582296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720037176.3U Expired - Fee Related CN206433160U (en) | 2017-01-12 | 2017-01-12 | Loudspeaker enclosure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206433160U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108810768A (en) * | 2018-08-03 | 2018-11-13 | 瑞声科技(新加坡)有限公司 | Loud speaker module |
| WO2020134369A1 (en) * | 2018-12-27 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | Loudspeaker box |
| CN111641895A (en) * | 2020-06-15 | 2020-09-08 | 瑞声科技(新加坡)有限公司 | Loudspeaker box |
| CN111836177A (en) * | 2020-07-22 | 2020-10-27 | 歌尔股份有限公司 | Sound production device |
| CN111935568A (en) * | 2020-07-09 | 2020-11-13 | 瑞声科技(新加坡)有限公司 | Loudspeaker module |
| WO2021000089A1 (en) * | 2019-06-29 | 2021-01-07 | 瑞声声学科技(深圳)有限公司 | Loudspeaker device |
| WO2021088110A1 (en) * | 2019-11-06 | 2021-05-14 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
| WO2021253537A1 (en) * | 2020-06-15 | 2021-12-23 | 瑞声声学科技(深圳)有限公司 | Loudspeaker box |
| WO2022041442A1 (en) * | 2020-08-27 | 2022-03-03 | 瑞声声学科技(深圳)有限公司 | Loudspeaker box |
-
2017
- 2017-01-12 CN CN201720037176.3U patent/CN206433160U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108810768A (en) * | 2018-08-03 | 2018-11-13 | 瑞声科技(新加坡)有限公司 | Loud speaker module |
| WO2020134369A1 (en) * | 2018-12-27 | 2020-07-02 | 瑞声声学科技(深圳)有限公司 | Loudspeaker box |
| WO2021000089A1 (en) * | 2019-06-29 | 2021-01-07 | 瑞声声学科技(深圳)有限公司 | Loudspeaker device |
| WO2021088110A1 (en) * | 2019-11-06 | 2021-05-14 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
| CN111641895A (en) * | 2020-06-15 | 2020-09-08 | 瑞声科技(新加坡)有限公司 | Loudspeaker box |
| WO2021253537A1 (en) * | 2020-06-15 | 2021-12-23 | 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 |
| CN111836177A (en) * | 2020-07-22 | 2020-10-27 | 歌尔股份有限公司 | Sound production device |
| WO2022041442A1 (en) * | 2020-08-27 | 2022-03-03 | 瑞声声学科技(深圳)有限公司 | Loudspeaker box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170822 Termination date: 20210112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |