CN208707956U - A kind of loudspeaker mould group - Google Patents
A kind of loudspeaker mould group Download PDFInfo
- Publication number
- CN208707956U CN208707956U CN201821600232.0U CN201821600232U CN208707956U CN 208707956 U CN208707956 U CN 208707956U CN 201821600232 U CN201821600232 U CN 201821600232U CN 208707956 U CN208707956 U CN 208707956U
- Authority
- CN
- China
- Prior art keywords
- mould group
- ventilative
- barrier assembly
- double wall
- loudspeaker
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The utility model discloses a kind of loudspeaker mould groups, loudspeaker monomer including module shell and in the module shell, the cavity that the module shell surrounds is divided into the preceding operatic tunes and the rear operatic tunes by the loudspeaker monomer, be additionally provided in the module shell will it is described after the operatic tunes be divided into the ventilative barrier assembly of the first cavity and the second cavity, sound-absorbing material is filled in second cavity, the ventilative barrier assembly includes support frame and the ventilative carbon fiber sheet that is fixed on support frame as described above, the net that the utility model can solve the problems, such as that ventilative barrier assembly easily occurs when installing ventilative carbon fiber sheet breaks and nets inclined, improve the formation yield of ventilative barrier assembly.
Description
Technical field
The utility model relates to acoustic-electric switch technology fields.More particularly, to a kind of loudspeaker mould group.
Background technique
Existing loudspeaker mould group generally includes module shell and the loudspeaker monomer in module shell, loudspeaker list
The cavity that body surrounds module shell is divided into the preceding operatic tunes and the rear operatic tunes.Loudspeaker monomer includes vibration component and magnetic circuit component.Its
In, vibration component includes the vibrating diaphragm and voice coil being fixed together, the peace after voice coil input electric current, in the magnetic field that magnetic circuit component is formed
It trains lower vibrate of power effect and drives diaphragm oscillations sounding in turn.In order to adjust the acoustical behavior of loudspeaker, by being set in the rear operatic tunes
Set sound-absorbing material.A ventilative barrier assembly is generallyd use in current loudspeaker mould group, and the rear operatic tunes is divided into the first cavity and
Two chamber chambers, fill sound-absorbing material in the second cavity, breathe freely barrier assembly have airing function, while be also prevented from sound-absorbing material into
Enter in loudspeaker monomer.For traditional ventilative barrier assembly using injection molding screen cloth, influence of the screen cloth to air-flow is limited, limits loudspeaking
The raising of device product acoustical behavior.
Utility model content
The purpose of this utility model is to provide a kind of loudspeaker mould groups, and the work of ventilative isolation is played using ventilative carbon fiber sheet
With enhancing to the regulating effect of air-flow, to improve the acoustical behavior of loudspeaker mould group.
In order to achieve the above objectives, the utility model adopts the following technical solutions:
The utility model discloses a kind of loudspeaker mould groups, the loudspeaking including module shell and in the module shell
The cavity that the module shell surrounds is divided into the preceding operatic tunes and the rear operatic tunes, the module shell by device monomer, the loudspeaker monomer
In be additionally provided with will it is described after the operatic tunes be divided into the ventilative barrier assembly of the first cavity and the second cavity, be filled in second cavity
Sound-absorbing material, the ventilative barrier assembly include support frame and the ventilative carbon fiber sheet that is fixed on support frame as described above.
Preferably, the ventilative carbon fiber sheet is fixed with support frame as described above by injection molding, gluing or gum.
Preferably, multiple air holes are formed on the ventilative carbon fiber sheet, the diameter of each air hole is in 0.03-
Between 0.15mm.
Preferably, the module shell includes mould group upper casing, shell and mould group lower casing, the loudspeaker monomer and institute in mould group
It states mould group upper casing and surrounds the preceding operatic tunes, the loudspeaker monomer is surrounded with shell in the mould group upper casing, mould group and mould group lower casing
The operatic tunes after described.
Preferably, the double wall of the fixed ventilative barrier assembly, shell packet in the mould group are formed in the mould group on shell
It includes bottom wall and relative to the vertically extending side wall of the bottom wall, the side wall includes opposite two the first side walls and second side
Wall, the double wall include the first double wall and the second double wall being respectively formed on the first side wall and the second sidewall, the
The first groove and the second groove for accommodating the ventilative barrier assembly are respectively formed on one double wall and the second double wall.
Preferably, the double wall further comprises the third double wall being formed on the bottom wall, shape on the third double wall
At there is the third groove for accommodating the ventilative barrier assembly.
Preferably, pass through gluing, gum or gasket sealed set between the ventilative barrier assembly and the mould group lower casing.
Preferably,
Support frame as described above is further provided with spring washer close to the outer surface of module shell, and the spring washer is in the ventilative isolation group
It is compressed when part is plugged in the double wall to seal the ventilative barrier assembly and the double wall；Or
Spring washer is equipped in the groove, the spring washer is compressed when the ventilative barrier assembly is plugged in the double wall
To seal the ventilative barrier assembly and the double wall.
Preferably, the ventilative barrier assembly and the double wall are sealed by gluing.
Preferably, the ventilative barrier assembly and shell integrated injection molding in the mould group.
The beneficial effects of the utility model are as follows:
The ventilative barrier assembly of the utility model loudspeaker mould group includes support frame and is fixed on support frame as described above
Ventilative carbon fiber sheet.Multiple air holes are formed on ventilative carbon fiber sheet, permissible air-flow passes through, the air hole of carbon fibre material
Pore size is controllable, and so as to play the role of that sound-absorbing material is isolated, and carbon fibre material can play sound absorption, so as to
The operatic tunes improves the acoustical behavior of loudspeaker mould group to the adjustment effect of air-flow after enhancing.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
Fig. 1 shows the schematic internal view of the utility model loudspeaker mould one specific embodiment of group.
Fig. 2 shows the appearance schematic diagrams of the utility model loudspeaker mould one specific embodiment of group.
Fig. 3 is shown in Fig. 2 along the diagrammatic cross-section in the direction A-A.
Fig. 4 shows the enlarged diagram of B area in Fig. 3.
Appended drawing reference:
11, mould group upper casing, 12, shell in mould group, 13, mould group lower casing, 2, ventilative barrier assembly, 21, support frame, 22, it is ventilative
Carbon fiber sheet, 3, loudspeaker monomer, 31, vibration component, 32, magnetic circuit component, 4, double wall.
Specific embodiment
In order to illustrate more clearly of the utility model, the utility model is done into one below with reference to preferred embodiments and drawings
The explanation of step.Similar component is indicated in attached drawing with identical appended drawing reference.It will be appreciated by those skilled in the art that below
Specifically described content is illustrative and be not restrictive, and should not be limited the protection scope of the present invention.
Fig. 1-Fig. 4 shows an a kind of specific embodiment of loudspeaker mould group, and in the present embodiment, loudspeaker mould group includes
Module shell and the loudspeaker monomer 3 in the module shell, what the loudspeaker monomer 3 surrounded the module shell
Cavity is divided into the preceding operatic tunes and the rear operatic tunes, is additionally provided in the module shell the rear operatic tunes being divided into the first cavity and the second cavity
Ventilative barrier assembly 2, sound-absorbing material is filled in second cavity.Wherein, the ventilative barrier assembly 2 includes support frame
21 and the ventilative carbon fiber sheet 22 that is fixed on support frame as described above 21.Ventilative carbon fiber sheet 22 can play ventilative and isolation sound-absorbing
The effect of material, and carbon fibre material can play sound absorption improves so as to the operatic tunes after enhancing to the adjustment effect of air-flow
The acoustical behavior of loudspeaker mould group.
Preferably, the ventilative carbon fiber sheet 22 can be fixed with support frame as described above 21 by injection molding, gluing or gum.This reality
It applies in example, ventilative carbon fiber sheet 22 is fixed together with support frame 21 by injection molding, to guarantee ventilative carbon fiber sheet 22 and branch
There is stronger binding force between support 21.
The porous ceramics on piece is formed with multiple air holes, and sound-absorbing particle, gas permeable carbon preferably may be selected in sound-absorbing material
The diameter of the air hole of fibre plate 22 should be less than the diameter of sound-absorbing particle, prevents sound-absorbing material from passing through ventilative carbon fiber sheet 22 and enters
Loudspeaker monomer 3.The aperture of the multiple air hole may be configured as between 0.03~0.15mm as a result, is isolated between suction with playing
The effect of material.
Preferably, in the present embodiment, as shown in Figure 1, module shell includes mould group upper casing 11, in mould group under shell 12 and mould group
Shell 13, the cavity of receiving loudspeaker monomer 3 is collectively formed in shell 12 and mould group lower casing 13 in mould group upper casing 11, mould group.Specifically, institute
State loudspeaker monomer 3 and the mould group upper casing 11 surround the preceding operatic tunes for sounding, the loudspeaker monomer 3 in the mould group
Shell 12 and mould group lower casing 13 surround the rear operatic tunes in shell 11, mould group, which is used to adjust the sound quality of acoustical generator, improve loudspeaker
Frequency acoustic performance.Wherein, loudspeaker monomer 3 may include vibration component 31 and magnetic circuit component 32, and vibration component 31 is in magnetic circuit
Vibration sounding under the action of the magnetic field that component 32 is formed.
Preferably, in the present embodiment, the double wall 4 of the fixed ventilative barrier assembly 2 is formed in the mould group on shell 12,
Shell 12 may include bottom wall and relative to the vertically extending side wall of the bottom wall in the mould group, and the side wall includes opposite two
The first side wall and second sidewall, the double wall include the first folder being respectively formed on the first side wall and the second sidewall
Be respectively formed on wall and the second double wall, the first double wall and the second double wall accommodate the ventilative barrier assembly 2 the first groove and
Second groove.First double wall and the second double wall limit the opposite two sides of ventilative barrier assembly 2, to limit ventilative isolation
Movement in the horizontal direction of component 2 positions ventilative barrier assembly 2.It should be understood by those skilled in the art that in reality
In, in the utility model embodiment, module casing includes but is not limited to the structure of three parts shell, i.e., the described module shell
It can be made of two housing sections, respectively mould group upper casing and mould group lower casing, in the embodiment, be formed on the mould group lower casing solid
The double wall of the fixed ventilative barrier assembly, it will not go into details for the utility model.
Wherein, double wall 4 preferably can extend to bottom surface by module shell top surface, in order to mould group lower casing 13 and it is ventilative every
From 2 sealed set of component, the rear operatic tunes is divided into the first cavity and the second cavity together.Ventilative barrier assembly 2 can make the
Airflow connection between one cavity and the second cavity.
In another embodiment, the double wall 4 further may also include be formed on the bottom wall for grafting it is saturating
The third double wall of gas barrier assembly 2, third double wall and the first double wall and the second double wall play limit and fixed ventilation isolation jointly
The effect of component 2, to improve ventilative 2 stability maintenance of barrier assembly.It is highly preferred that the third double wall can be with first double wall
With the connection of at least one of second double wall.
In another embodiment, the double wall 4 further may also include be formed on the mould group lower casing 13 and with
Corresponding 4th double wall of the barrier assembly is formed with the 4th with ventilative 2 grafting of barrier assembly on the 4th double wall
Groove.By ventilative barrier assembly 2 by way of grafting after in the mould group on the double wall of shell 12 after, mould group lower casing 13 can be led to
It crosses the 4th groove and ventilative barrier assembly 2 is fixed and sealed, further fix ventilative barrier assembly 2.In another embodiment
In, the barrier assembly can also pass through gluing or gum and 13 adhesive seal of mould group lower casing.
In one embodiment, the ventilative barrier assembly 2 can pass through inserting in mould group after 12 injection molding of shell
After form on shell 12 in mould group.In another embodiment, breathe freely barrier assembly 2 can also after assembling with the mould group
Shell integrated injection molding.
It in a preferred embodiment, can be in order to further make sealed set between ventilative barrier assembly 2 and double wall
Gluing in the groove of the ventilative barrier assembly 2 of 4 grafting of double wall seals ventilative barrier assembly 2 with 4 gluing of double wall, excellent at another
In selection of land embodiment, support frame as described above 21 is close to the further settable spring washer in the outer surface of module shell, and the spring washer is in institute
It states and is compressed when ventilative barrier assembly 2 is plugged in the double wall 4 to seal the ventilative barrier assembly 2 and the double wall 4.Together
Reason ground, can also set spring washer in a groove, and the spring washer is compressed when the barrier assembly is plugged in the double wall to seal
The barrier assembly and the double wall 4.
Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention, for those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways, all embodiments can not be exhaustive here,
It is all to belong to obvious changes or variations that the technical solution of the utility model is extended out still in the utility model
The column of protection scope.
Claims (10)
1. a kind of loudspeaker mould group, the loudspeaker monomer including module shell and in the module shell, the loudspeaker
The cavity that the module shell surrounds is divided into the preceding operatic tunes and the rear operatic tunes by monomer, and being additionally provided in the module shell will the rear sound
Chamber is divided into the ventilative barrier assembly of the first cavity and the second cavity, is filled with sound-absorbing material in second cavity, feature exists
In the ventilative carbon fiber sheet that, the ventilative barrier assembly includes support frame and is fixed on support frame as described above.
2. loudspeaker mould group according to claim 1, which is characterized in that the ventilative carbon fiber sheet and support frame as described above are logical
Injection molding, gluing or gum is crossed to fix.
3. loudspeaker mould group according to claim 1, which is characterized in that formed on the ventilative carbon fiber sheet multiple ventilative
Hole, the diameter of each air hole is between 0.03-0.15mm.
4. loudspeaker mould group according to claim 1, which is characterized in that the module shell includes mould group upper casing, mould group
Middle shell and mould group lower casing, the loudspeaker monomer and the mould group upper casing surround the preceding operatic tunes, the loudspeaker monomer and institute
State mould group upper casing, in mould group shell and mould group lower casing surround it is described after the operatic tunes.
5. loudspeaker mould group according to claim 4, which is characterized in that it is described to be formed with fixation in the mould group on shell
The double wall of gas barrier assembly, shell includes bottom wall and relative to the vertically extending side wall of the bottom wall, the side wall in the mould group
Including two opposite the first side walls and second sidewall, the double wall includes being respectively formed at the first side wall and described second
The first double wall and the second double wall on side wall are respectively formed on the first double wall and the second double wall and accommodate the ventilative barrier assembly
The first groove and the second groove.
6. loudspeaker mould group according to claim 5, which is characterized in that the double wall further comprises being formed in the bottom
Third double wall on wall is formed with the third groove for accommodating the ventilative barrier assembly on the third double wall.
7. loudspeaker mould group according to claim 5 or 6, which is characterized in that the ventilative barrier assembly and the mould group
Pass through gluing, gum or gasket sealed set between lower casing.
8. loudspeaker mould group according to claim 5, which is characterized in that
Support frame as described above is further provided with spring washer close to the outer surface of module shell, and the spring washer is inserted in the ventilative barrier assembly
It is compressed when loaded in the double wall to seal the ventilative barrier assembly and the double wall；Or
Spring washer is equipped in the groove, the spring washer is compressed when the ventilative barrier assembly is plugged in the double wall with close
Seal the ventilative barrier assembly and the double wall.
9. loudspeaker mould group according to claim 5, which is characterized in that the ventilative barrier assembly passes through with the double wall
Gluing sealing.
10. loudspeaker mould group according to claim 4, which is characterized in that in the ventilative barrier assembly and the mould group
Shell integrated injection molding.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821600232.0U CN208707956U (en) | 2018-09-28 | 2018-09-28 | A kind of loudspeaker mould group |
| PCT/CN2018/125600 WO2020062694A1 (en) | 2018-09-28 | 2018-12-29 | Speaker module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821600232.0U CN208707956U (en) | 2018-09-28 | 2018-09-28 | A kind of loudspeaker mould group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208707956U true CN208707956U (en) | 2019-04-05 |
Family
ID=65947433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821600232.0U Active CN208707956U (en) | 2018-09-28 | 2018-09-28 | A kind of loudspeaker mould group |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN208707956U (en) |
| WO (1) | WO2020062694A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111147967A (en) * | 2020-02-20 | 2020-05-12 | 精拓丽音科技（北京）有限公司 | Loudspeaker module and preparation method thereof |
| WO2021134465A1 (en) * | 2019-12-31 | 2021-07-08 | 瑞声声学科技(深圳)有限公司 | Loudspeaker box |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212936098U (en) * | 2020-07-09 | 2021-04-09 | 瑞声科技(新加坡)有限公司 | Loudspeaker module |
| CN111935568A (en) * | 2020-07-09 | 2020-11-13 | 瑞声科技(新加坡)有限公司 | Loudspeaker module |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203193875U (en) * | 2013-04-02 | 2013-09-11 | 歌尔声学股份有限公司 | Loudspeaker module |
| CN204131714U (en) * | 2014-09-01 | 2015-01-28 | 歌尔声学股份有限公司 | Loud speaker module |
| CN206524955U (en) * | 2017-01-20 | 2017-09-26 | 瑞声科技(新加坡)有限公司 | Loudspeaker enclosure |
| CN207612403U (en) * | 2017-11-02 | 2018-07-13 | 瑞声科技(新加坡)有限公司 | Loudspeaker enclosure |
-
2018
- 2018-09-28 CN CN201821600232.0U patent/CN208707956U/en active Active
- 2018-12-29 WO PCT/CN2018/125600 patent/WO2020062694A1/en active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021134465A1 (en) * | 2019-12-31 | 2021-07-08 | 瑞声声学科技(深圳)有限公司 | Loudspeaker box |
| CN111147967A (en) * | 2020-02-20 | 2020-05-12 | 精拓丽音科技（北京）有限公司 | Loudspeaker module and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020062694A1 (en) | 2020-04-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208707956U (en) | A kind of loudspeaker mould group | |
| CN206524955U (en) | Loudspeaker enclosure | |
| CN209731559U (en) | A kind of loudspeaker mould group | |
| CN110198510B (en) | Sound generator | |
| CN209390330U (en) | A kind of loudspeaker | |
| CN209201321U (en) | Microphone device | |
| CN207835801U (en) | Acoustical generator | |
| CN208285531U (en) | Acoustical generator | |
| CN106973348A (en) | Loudspeaker module and electronic equipment | |
| CN208675505U (en) | Loudspeaker mould group and mobile terminal | |
| CN204669603U (en) | A kind of two diaphragm loudspeaker | |
| CN109788395A (en) | Loudspeaker enclosure | |
| CN208210250U (en) | Earphone | |
| CN207135271U (en) | Loudspeaker monomer and electronic equipment | |
| CN109275063A (en) | Loudspeaker mould group and mobile terminal | |
| US11564040B2 (en) | Speaker module | |
| CN202565459U (en) | Coaxial loudspeaker | |
| CN208707955U (en) | A kind of loudspeaker mould group | |
| CN207926857U (en) | Sound-producing device monomer, earphone and electronic equipment | |
| CN207354605U (en) | Loudspeaker enclosure | |
| CN205793315U (en) | A kind of bass horn | |
| CN209693026U (en) | Intelligent sound speaker | |
| CN206181370U (en) | Move indisputable speaker | |
| CN105472503A (en) | Novel passive radiator sound box | |
| CN207399505U (en) | A kind of babinet for the device for being provided with loud speaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |