CN205320253U - Loudspeaker box - Google Patents
Loudspeaker box Download PDFInfo
- Publication number
- CN205320253U CN205320253U CN201521102947.XU CN201521102947U CN205320253U CN 205320253 U CN205320253 U CN 205320253U CN 201521102947 U CN201521102947 U CN 201521102947U CN 205320253 U CN205320253 U CN 205320253U
- Authority
- CN
- China
- Prior art keywords
- loudspeaker
- loudspeaker enclosure
- breathable membrane
- housing
- upper shell
- 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
Abstract
The utility model relates to a loudspeaker box, its include the casing and accept in speaker monomer and sound absorbent in the casing, it accepts the ventilating partition board in chamber with the casing around forming still to be equipped with one in the loudspeaker box, sound absorbent hold in accept the intracavity, accept the chamber with the free inner space of speaker intercommunication, ventilating partition board is fixed in through ultrasonic bonding the casing. The utility model provides a loudspeaker box, it utilizes ventilating partition board in ultrasonic bonding is fixed in the casing, has effectively guaranteed loudspeaker box's structure harmony stability.
Description
[technical field]
This utility model relates to a kind of electroacoustic transduction field, particularly relates to a kind of loudspeaker enclosure.
[background technology]
Along with the fast development of science and technology, the popularity rate of audio frequency apparatus is more and more higher, and the requirement of audio frequency apparatus is not limited only to the broadcasting of video/audio by people, more requires that the reliability to audio frequency apparatus proposes more requirements. Especially the arrival in 3G epoch, Technology of Mobile Multimedia also develops therewith, a lot of audio frequency apparatuses have multiple amusement function, such as video playback, digital vedio recording, game, GPS navigation etc., it is desirable that the electronic devices and components in audio frequency apparatus are original more accurate and compact, but, electronic devices and components are more many, and the reliability of audio frequency apparatus is more poor.
And in audio frequency apparatus, loudspeaker enclosure is exactly a kind of conventional electronic devices and components, it is mainly used in the broadcasting of audio signal. Existing loudspeaker enclosure is in order to obtain better acoustic efficiency, often filling sucting sound material in cavity therein, then with ventilative gauze etc., sound-absorbing material encapsulation is fixed up, but, these are all be bonded and fixed in the housing of loudspeaker enclosure by glue for encapsulating the parts such as the ventilative gauze of sound-absorbing material, aging along with glue, the parts such as ventilative gauze are very easy to come off from housing, sound-absorbing material is caused to enter into loudspeaker monomer inner space, thus having a strong impact on the acoustical behavior of loudspeaker enclosure.
Therefore, it is necessary to provide a kind of novel loudspeaker enclosure.
[utility model content]
The purpose of this utility model is in that to provide a kind of loudspeaker enclosure, for solving inside current loudspeaker enclosure, for encapsulating, the parts such as the ventilative gauze of fixing sound-absorbing material are easy to come off because of the aging of glue for it, thus having a strong impact on the structural stability of loudspeaker enclosure and the problem of acoustical behavior.
In order to solve above-mentioned technical problem, this utility model provides a kind of loudspeaker enclosure, it includes housing and is contained in the loudspeaker monomer in described housing and sound-absorbing material, be additionally provided with in described loudspeaker enclosure one with housing around formed host cavity breathable membrane, described sound-absorbing material is contained in described host cavity, described host cavity connects with the inner space of described loudspeaker monomer, and described breathable membrane is fixed on described housing by ultrasonic bonding.
Preferably, the edge of described breathable membrane be provided with carry out ultrasonic bonding with housing weld muscle.
Preferably, described housing includes upper shell and the lower house joined with described upper shell group, and described breathable membrane and described upper shell are around forming described host cavity.
Preferably, described enclosure interior is separated into the front operatic tunes being in communication with the outside and the rear operatic tunes that connect internal with loudspeaker monomer by described loudspeaker monomer, and described host cavity connects with the described rear operatic tunes.
Preferably, described breathable membrane includes for the hollow frame fixing with case weld and is arranged at the air-permeable layer in the middle of described hollow frame.
Preferably, described upper shell correspondence is installed the position of described breathable membrane and is additionally provided with installation step, and described breathable membrane is fixed on described installation step.
Preferably, described air-permeable layer is ventilative steel mesh layer.
Preferably, described air-permeable layer and described hollow frame integrated injection molding and described hollow frame integrated injection molding.
Preferably, described upper shell is plastic casing, and described hollow frame is plastic frame.
The beneficial effects of the utility model are in that: the loudspeaker enclosure that this utility model provides, breathable membrane is utilized ultrasonic bonding to be fixed in housing by it, has been effectively ensured structure and the acoustic stability of loudspeaker enclosure.
[accompanying drawing explanation]
Fig. 1 is the exploded view of this utility model loudspeaker enclosure;
Fig. 2 is the sectional view of loudspeaker enclosure shown in Fig. 1;
Fig. 3 is the enlarged drawing of part A in Fig. 2;
Fig. 4 is the installation diagram after the upper shell separation of loudspeaker enclosure in Fig. 1.
[detailed description of the invention]
Below in conjunction with drawings and embodiments, this utility model is described in further detail. Following example are used for illustrating this utility model, but are not limited to scope of the present utility model.
Such as Fig. 1, shown in 2 and 4, this utility model provides a kind of loudspeaker enclosure 1, and it includes housing 10 and the loudspeaker monomer 20 being contained in described housing and sound-absorbing material 30. Described housing 10 includes upper shell 100 and joins formation accommodation space for housing the lower house 101 of above-mentioned loudspeaker monomer 20 and sound-absorbing material 30 with described upper shell 100 groups. Described upper shell 100 is provided with out acoustic aperture 1000, and described loudspeaker monomer 20 goes out acoustic aperture 1000 by this and speaks. Described lower house is provided with installing hole 1010, assembles described loudspeaker monomer 20 by this installing hole 1010.
Shown in Fig. 3, be additionally provided with in described loudspeaker enclosure 1 one with housing 10 around formed host cavity 40 breathable membrane 50, described sound-absorbing material 30 is contained in described host cavity 40, described host cavity 40 connects with the inner space of described loudspeaker monomer 20, the edge of described breathable membrane 50 be provided with carry out ultrasonic bonding with housing 10 weld muscle 502, by ultrasonic bonding, described breathable membrane 50 is fixed on described housing 10. In this utility model preferred embodiment, described breathable membrane 50 and described upper shell 100 are around forming described host cavity 40, and therefore, described breathable membrane 50 is fixed on described upper shell 100 by ultrasonic bonding. The corresponding position installing described breathable membrane 50 of described upper shell 100 is additionally provided with installation step 1001, and described welding muscle 502 is to arranging by installation step 1001, and the ultrasonic bonding of described breathable membrane 50 is fixed on described installation step 1001. This installation step 1001 can be used not only for fixing described breathable membrane 50, it is also possible to positions described breathable membrane 50.
Described loudspeaker monomer 20 is separated into the front operatic tunes 60 being in communication with the outside and the rear operatic tunes 70 that connect internal with loudspeaker monomer 20 by internal for described housing 10, and described host cavity 40 connects with the described rear operatic tunes 70. After the internal filling sucting sound material 30 of described host cavity 40, it is possible to be effectively improved the acoustical behavior of described loudspeaker monomer 20.
Described breathable membrane 50 includes the hollow frame 500 for being welded and fixed with housing 10 and is arranged at the air-permeable layer 501 in the middle of described hollow frame 500.Described air-permeable layer 501 can be made for ventilative gauze or ventilative steel mesh, in this utility model, it is preferred that adopts ventilative steel mesh layer. Described air-permeable layer 501 and described hollow frame 500 integrated injection molding.
Carrying out ultrasonic bonding for the ease of described breathable membrane 50 with housing 10 to fix, described upper shell 100 is plastic casing, and described hollow frame 500 is plastic frame.
The loudspeaker enclosure 1 that this utility model provides, breathable membrane 50 is utilized ultrasonic bonding to be fixed in housing 10 by it, has been effectively ensured structure and the acoustic stability of loudspeaker enclosure 1.
Above-described is only better embodiment of the present utility model; it should be noted here that for the person of ordinary skill of the art, under the premise creating design without departing from this utility model; improvement can also be made, but these belong to protection domain of the present utility model.
Claims (9)
1. a loudspeaker enclosure, it includes housing and is contained in the loudspeaker monomer in described housing and sound-absorbing material, be additionally provided with in described loudspeaker enclosure one with housing around formed host cavity breathable membrane, described sound-absorbing material is contained in described host cavity, described host cavity connects with the inner space of described loudspeaker monomer, it is characterized in that, described breathable membrane is fixed on described housing by ultrasonic bonding.
2. loudspeaker enclosure as claimed in claim 1, it is characterised in that the edge of described breathable membrane be provided with carry out ultrasonic bonding with housing weld muscle.
3. loudspeaker enclosure as claimed in claim 2, it is characterised in that: described housing includes upper shell and the lower house joined with described upper shell group, and described breathable membrane and described upper shell are around forming described host cavity.
4. the loudspeaker enclosure as described in claim 1 or 3, it is characterised in that: described enclosure interior is separated into the front operatic tunes being in communication with the outside and the rear operatic tunes that connect internal with loudspeaker monomer by described loudspeaker monomer, and described host cavity connects with the described rear operatic tunes.
5. loudspeaker enclosure as claimed in claim 4, it is characterised in that: described breathable membrane includes for the hollow frame fixing with case weld and is arranged at the air-permeable layer in the middle of described hollow frame.
6. loudspeaker enclosure as claimed in claim 5, it is characterised in that described upper shell correspondence is installed the position of described breathable membrane and is additionally provided with installation step, and described breathable membrane is fixed on described installation step.
7. loudspeaker enclosure as claimed in claim 6, it is characterised in that described air-permeable layer is ventilative steel mesh layer.
8. the loudspeaker enclosure as described in claim 4 to 7 any one, it is characterised in that described air-permeable layer and described hollow frame integrated injection molding and described hollow frame integrated injection molding.
9. loudspeaker enclosure as claimed in claim 8, it is characterised in that described upper shell is plastic casing, and described hollow frame is plastic frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521102947.XU CN205320253U (en) | 2015-12-24 | 2015-12-24 | Loudspeaker box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521102947.XU CN205320253U (en) | 2015-12-24 | 2015-12-24 | Loudspeaker box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205320253U true CN205320253U (en) | 2016-06-15 |
Family
ID=56198321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521102947.XU Expired - Fee Related CN205320253U (en) | 2015-12-24 | 2015-12-24 | Loudspeaker box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205320253U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106851493A (en) * | 2017-01-22 | 2017-06-13 | 瑞声科技(新加坡)有限公司 | The method of loudspeaker enclosure and its filling sound absorption powder |
-
2015
- 2015-12-24 CN CN201521102947.XU patent/CN205320253U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106851493A (en) * | 2017-01-22 | 2017-06-13 | 瑞声科技(新加坡)有限公司 | The method of loudspeaker enclosure and its filling sound absorption powder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160615 Termination date: 20211224 |