CN108600921A - Acoustical generator module - Google Patents
Acoustical generator module Download PDFInfo
- Publication number
- CN108600921A CN108600921A CN201810401828.6A CN201810401828A CN108600921A CN 108600921 A CN108600921 A CN 108600921A CN 201810401828 A CN201810401828 A CN 201810401828A CN 108600921 A CN108600921 A CN 108600921A
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- acoustical generator
- shell
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- module
- monomer
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- 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
- H04R9/02—Details
- H04R9/025—Magnetic circuit
-
- 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
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention discloses a kind of acoustical generator modules, including module shell and the acoustical generator monomer being contained in the cavity of module shell formation, cavity is divided into ante-chamber and back cavity isolated from one another by acoustical generator monomer, the side outlet sound mouth of acoustical generator module is offered on the side wall of module shell, ante-chamber includes the channel of speaking with the top cavity of acoustical generator monomer face and for being connected to top cavity and side outlet sound mouth；The acoustical generator module further include have be recessed downwards by the corresponding module shell inner surface in channel of speaking formed with acoustical generator monomer by the corresponding recessed portion of the side of sidewall portion of nearside outlet sound mouth, which forms restraining structure.Acoustical generator module provided by the present invention passes through the Optimal improvements to cavity configuration before module, improve the reliability of acoustical generator module, acoustical behavior and sound quality, it avoids the iron filings class impurity outside module into ante-chamber to be directly adsorbed in the vibrational system of acoustical generator monomer, the appearance of irreversible breaking situation is caused to its structure.
Description
Technical field
The present invention relates to electroacoustic switch technology fields.More particularly, to a kind of acoustical generator module.
Background technology
Acoustical generator module is the important acoustical device of portable electronic device, for completing between electric signal and acoustical signal
Conversion, is a kind of energy conversion device；With consumer's demand frivolous to mobile phone, module is just going out sound design and is actually making in addition
With many drawbacks of middle appearance, side goes out the main way that sound is increasingly becoming current acoustical generator design.General acoustical generator module includes
Module shell and the acoustical generator monomer being contained in the module shell, the cavity that acoustical generator monomer surrounds module shell separate
For ante-chamber and back cavity.Wherein ante-chamber includes the side outlet sound mouth being set on module shell side wall, the top with acoustical generator monomer face
Cavity and the channel of speaking for being connected to top cavity and side outlet sound mouth；Before the sound that acoustical generator monomer vibrational system generates passes through
The top cavity of chamber speaks channel and side outlet sound mouth propagates to outside acoustical generator module.
The conventional acoustical generator modular structure ante-chamber with side outlet sound mouth and mostly direct transition between acoustical generator monomer, warp
Shaking for acoustical generator monomer can be directly adsorbed to by crossing iron filings class impurity of the complete machine outlet sound mouth dustproof construction into ante-chamber outside module
In dynamic system, irreversible destruction caused to its structure, while acoustical generator performance deep fades and being accompanied by noise.
Accordingly, it is desirable to provide a kind of new acoustical generator modular structure, to overcome the defect present in the prior art.
Invention content
In view of the above problems, the technical problem to be solved in the present invention is to provide a kind of acoustical generator modules.The acoustical generator module
By the Optimal improvements to cavity configuration before module, avoiding the iron filings class impurity outside module into ante-chamber can be directly adsorbed to
In the vibrational system of acoustical generator monomer, irreversible destruction is caused to its structure so that acoustical generator performance deep fades are simultaneously adjoint
The appearance for having noise situation improves the reliability of acoustical generator module, acoustical behavior and sound quality.
In order to achieve the above objectives, the present invention uses following technical proposals：
The present invention provides a kind of acoustical generator module, including module shell and is contained in the cavity that the module shell is formed
Acoustical generator monomer, the cavity is divided into ante-chamber and back cavity isolated from one another, the module shell by the acoustical generator monomer
Side wall on offer the side outlet sound mouth of the acoustical generator module, the ante-chamber includes the top cavity with acoustical generator monomer face
With the channel of speaking for being connected to the top cavity and side outlet sound mouth；
The acoustical generator module further includes having by the corresponding downward concave shape of module shell inner surface in the channel of speaking
At with acoustical generator monomer by the corresponding recessed portion of the side of sidewall portion of nearside outlet sound mouth, which forms restraining structure.
Further, it is preferable to which scheme is, the recessed portion is extended from one end of the side of sidewall portion to side outlet sound mouth direction
It is formed, the restraining structure is collectively formed by the partial sidewall portion of nearside outlet sound mouth and recessed portion in the acoustical generator monomer.
Further, it is preferable to which scheme is, along top cavity to side outlet sound mouth direction, the channel of speaking is in extend out structure,
In the speak wall surfaces in channel be in the clinoplain that tilts down.
Further, it is preferable to which scheme is, it is in horizontally disposed bottom surface that the restraining structure, which includes at least, and is located at bottom surface two
The side wall surface of side；The side wall surface is in the intilted clinoplain in bottom.
Further, it is preferable to which scheme is, the module shell includes at least and is fixed together the first shell to form cavity
Body and second shell；Wherein, the ante-chamber is formed between the first shell inner surface and acoustical generator monomer；It is described speak it is logical
Road between first shell inner surface by forming, and the side outlet sound mouth is located on the side wall of the first shell, the about binding
It is configured in the first shell inner surface.
Further, it is preferable to which scheme is, the module shell includes at least and is fixed together the first shell to form cavity
Body and second shell；It is common between the first shell inner surface, acoustical generator monomer and part second shell inner surface
Form the ante-chamber；
Wherein, top cavity is formed between the first shell inner surface and acoustical generator monomer；
By being formed between second shell inner surface, the side outlet sound mouth is located at the second shell in the channel of speaking
On side wall, restraining structure is formed in the second shell inner surface.
Further, it is preferable to which scheme is, the module shell includes at least and is fixed together the first shell to form cavity
Body and second shell；Correspondence offers mutually matched notch on the side wall of the first shell and second shell, cooperates
Notch form the side outlet sound mouth；Table on the inside of the first shell inner surface, acoustical generator monomer and part second shell
The ante-chamber is collectively formed between face；
Wherein, the channel of speaking be formed in part first shell inner surface and part second shell inner surface it
Between, the restraining structure is formed on part second shell inner surface corresponding with the ante-chamber.
Further, it is preferable to which scheme is, the acoustical generator monomer includes magnetic circuit system；
The magnetic circuit system includes：
Conductive magnetic yoke；And it is placed in centring magnet and center magnetic conductive board in conductive magnetic yoke；
The conductive magnetic yoke includes flat magnetic conduction bottom wall, and is extended from magnetic conduction bottom wall edge to far from magnetic conduction bottom wall direction
Magnetic conduction side wall.
Further, it is preferable to which scheme is, the acoustical generator monomer includes magnetic circuit system；
The magnetic circuit system includes：
Lower magnetic conductive board with tabular magnetic conduction bottom wall；
Centring magnet and center magnetic conductive board set on magnetic conduction bottom wall center；And
Side magnetic circuit part on magnetic conduction bottom wall；
Wherein, the side magnetic circuit part includes at least：Positioned at the side magnet of magnetic conduction bottom wall edge.
Further, it is preferable to which scheme is, the acoustical generator monomer includes magnetic circuit system；
The acoustical generator monomer include opposite two first while and at opposite two second,；
The magnetic circuit system includes：
Lower magnetic conductive board with tabular magnetic conduction bottom wall；
Centring magnet and center magnetic conductive board set on magnetic conduction bottom wall center；
Positioned at the side magnetic circuit part of the first avris magnetic conduction bottom wall edge；And
Positioned at the second avris from magnetic conduction bottom wall edge to the magnetic conduction side wall far from the extension of magnetic conduction bottom wall direction；
Wherein, the magnet when magnetic circuit part includes at least.
Beneficial effects of the present invention are as follows：
Compared with traditional acoustical generator modular structure, modular structure provided by the invention is spoken channel shape according to ante-chamber,
It is obviously high using leakage field at acoustical generator monolithic sidewall portion in the corresponding module shell inner surface design constraint structure in channel of speaking
At vibrational system surface the characteristics of leakage field, in conjunction with the restraining structure so that miscellaneous by the iron filings class for entering ante-chamber outside module
Matter can directly be adsorbed in so far restraining structure, and the vibrational system that iron filings class impurity is directly adsorbed to acoustical generator monomer is avoided
On, irreversible destruction is caused to its structure, makes acoustical generator performance deep fades and the appearance with noise situation.
In addition, the restraining structure provided by the present invention for being formed in channel of speaking, is suitable for a variety of acoustical generator module shells
Structure after module shell ultrasound, can be formed on module upper casing according to the module shell structure for being actually formed channel of speaking
Or on module lower casing.In addition, modular structure provided by the invention could be applicable to the acoustical generator monomer of different structure, can send out
Sound device monomer conductive magnetic yoke magnetic conduction side wall or side magnet are that leakage field source coordinates the restraining structure absorption storage iron filings class impurity, with
Iron filings class amount of impurities in vibrational system is greatly reduced in realization, obtains preferably iron filings class impurity centralized collection effect；It improves
The reliability of acoustical generator module, acoustical behavior and sound quality.
Description of the drawings
Specific embodiments of the present invention will be described in further detail below in conjunction with the accompanying drawings.
Fig. 1 shows the dimensional structure diagram of acoustical generator module provided by the present invention.
Fig. 2 shows the portions the A enlarged diagrams of Fig. 1.
Fig. 3 shows the structural front view of acoustical generator module provided by the present invention.
Fig. 4 shows the structure top view of acoustical generator module provided by the present invention.
Fig. 5 shows the B-B sectional views of Fig. 4.
Specific implementation mode
In order to illustrate more clearly of the present invention, the present invention is done further with reference to preferred embodiments and drawings
It is bright.Similar component is indicated with identical reference numeral in attached drawing.It will be appreciated by those skilled in the art that institute is specific below
The content of description is illustrative and be not restrictive, and should not be limited the scope of the invention with this.
In following description given, for purposes of illustration, in order to provide comprehensive reason to one or more embodiment
Solution, numerous specific details are set forth.It may be evident, however, that these realities can also be realized without these specific details
Apply mode.In other examples, one or more embodiment for ease of description, well known structure and equipment are with block diagram
Form show.
In order to illustrate more clearly of the present invention, the present invention is done further with reference to preferred embodiments and drawings
It is bright.Similar component is indicated with identical reference numeral in attached drawing.It will be appreciated by those skilled in the art that institute is specific below
The content of description is illustrative and be not restrictive, and should not be limited the scope of the invention with this.
In order to avoid in traditional acoustical generator modular structure, the iron filings class impurity by entering module ante-chamber outside module can be direct
It is adsorbed onto in the vibrational system of acoustical generator monomer, irreversible destruction is caused to its structure so that acoustical generator performance deep fades
And with the appearance of noise situation.The present invention provides a kind of acoustical generator modular structure, specifically, in conjunction with shown in Fig. 1 to Fig. 5,
The acoustical generator module 1 includes：Module shell 11 and the acoustical generator monomer being contained in the cavity of the formation of the module shell 11
2, the cavity is divided into ante-chamber and back cavity isolated from one another by the acoustical generator monomer 2, on the side wall of the module shell 11
Offer the side outlet sound mouth 12 of the acoustical generator module 1, the ante-chamber include with the top cavity 13 of 2 face of acoustical generator monomer and
Channel 14 of speaking for being connected to the top cavity 13 and side outlet sound mouth 12；The acoustical generator module 1 further includes having by described
14 corresponding module shell of channel, 11 inner surface of speaking be recessed downwards formed with acoustical generator monomer 2 lean on nearside outlet sound mouth 12
21 corresponding recessed portion of side of sidewall portion, the recessed portion formed restraining structure.
In existing acoustical generator modular structure, it is in direct transition structure, acoustical generator list to speak between channel and top cavity more
The side of sidewall portion of body is covered by module shell, that is to say, that the module shell for forming channel of speaking includes and leans on nearside outlet sound mouth
Acoustical generator monolithic sidewall portion surface is corresponding and the binding face that is bonded.It is in present embodiment preferably, described in conjunction with schematic structure
Recessed portion is extended to form from one end of the side of sidewall portion 21 to 12 direction of side outlet sound mouth, the acoustical generator monomer 2 it is close
The restraining structure 3 is collectively formed with recessed portion in the partial sidewall portion 21 of side outlet sound mouth 12.That is, utilizing the about binding
The partial sidewall portion 21 of structure 3, acoustical generator monomer 2 is exposed to the channel 14 of speaking by the restraining structure 3.It needs to illustrate
It is that for the development length of recessed portion, 14 middle section position of channel of speaking can be extended to, also may extend to the side outlet sound mouth
12 edge placement, the invention is not limited in this regard.By above-mentioned design, the modular structure that present embodiment is provided, according to
Ante-chamber is spoken channel shape, in the corresponding module shell inner surface design constraint structure in channel of speaking, and utilizes acoustical generator list
Leakage field is apparently higher than the characteristics of leakage field at vibrational system surface at the wall portion of side so that by the iron filings class for entering ante-chamber outside module
Impurity can directly adsorb in so far restraining structure, avoid the vibrational system that iron filings class impurity is directly adsorbed to acoustical generator monomer
On, irreversible destruction is caused to its structure, makes acoustical generator performance deep fades and the appearance with noise situation.
It is further preferred that in present embodiment, along top cavity 13 to 12 direction of side outlet sound mouth, the channel 14 of speaking
In structure is extended out, wherein 14 wall surfaces 141 of channel of speaking are in the clinoplain tilted down.Extend out the channel knot of speaking of structure
Structure ensure that acoustical generator module to go out sound smooth.In addition, being formed to the iron filings class impurity for entering ante-chamber for the ease of restraining structure 3
Preferably absorption, it is preferable that the restraining structure 3 includes in horizontally disposed bottom surface 31, and the side positioned at 31 both sides of bottom surface
Wall surface 32；The side wall surface 32 is in the intilted clinoplain in bottom.Utilize above-mentioned design so that iron filings class impurity can be to about
Beam structure floor 31 is concentrated, and the collecting effect of iron filings class impurity is improved.
The restraining structure provided by the present invention for being formed in channel of speaking is suitable for a variety of acoustical generator module shell structures,
It can be formed on module upper casing or mould according to the module shell structure for being actually formed channel of speaking, after module shell ultrasound
On group lower casing.
Specifically, in conjunction with schema structure, the module shell 11 that present embodiment is provided includes being fixed together shape
At the first shell 111 and second shell 112 of cavity；Wherein, 111 inner surface of the first shell and acoustical generator monomer 2 it
Between form the ante-chamber；By being formed between 111 inner surface of first shell, the side outlet sound mouth 12 is located in the channel 14 of speaking
On the side wall of the first shell 111, the restraining structure 3 is formed in 111 inner surface of the first shell.
As another embodiment, the restraining structure can also be formed in second shell, specifically, outside the module
Shell includes being fixed together the first shell and second shell to form cavity；The first shell inner surface, acoustical generator
The ante-chamber is collectively formed between monomer and part second shell inner surface；Wherein, the first shell inner surface with
Top cavity is formed between acoustical generator monomer.
By being formed between second shell inner surface, the side outlet sound mouth is located at the second shell in the channel of speaking
On side wall, the restraining structure is formed in the second shell inner surface.
In addition, the present invention also provides yet another embodiment, it is fixed on specifically, the module shell includes at least to combine
The first shell and second shell of cavity are formed together；It is corresponding on the side wall of the first shell and second shell to offer mutually
The notch of cooperation, mutually matched notch form the side outlet sound mouth；The first shell inner surface, acoustical generator monomer and
The ante-chamber is collectively formed between the second shell inner surface of part；Wherein, the channel of speaking is formed in part first shell
Between inner surface and part second shell inner surface, the restraining structure is formed in part corresponding with the ante-chamber second
On case inside surface.
In addition, modular structure provided by the invention could be applicable to the acoustical generator monomer of different structure, it can be with acoustical generator
Monomer conductive magnetic yoke magnetic conduction side wall or side magnet are that leakage field source coordinates the restraining structure absorption storage iron filings class impurity, to realize
Iron filings class amount of impurities in vibrational system is greatly reduced, obtains preferably iron filings class impurity centralized collection effect.Specifically, make
For a kind of specific embodiment, the acoustical generator monomer includes the shell for having accommodating chamber, and magnetic circuit is contained in the shell
System；It should be noted that in specific implementation, the shell of the acoustical generator monomer can be the shell that acoustical generator monomer is had by oneself,
The fixation for being used to form accommodating chamber assembly acoustical generator monomer vibrational system and magnetic circuit system provided by module shell is provided
Wall, present embodiment are without limitation.In present embodiment, the magnetic circuit system includes：Conductive magnetic yoke；And it is placed in conductive magnetic yoke
Interior centring magnet and center magnetic conductive board；The conductive magnetic yoke includes flat magnetic conduction bottom wall, and from magnetic conduction bottom wall edge to remote
The magnetic conduction side wall extended from magnetic conduction bottom wall direction；By nearside outlet sound mouth, the acoustical generator monomer side independently formed by magnetic conduction side wall
The partial sidewall portion of wall portion, or the acoustical generator monolithic sidewall portion that is collectively formed by magnetic conduction side wall and acoustical generator monomer housing sidewall
Partial sidewall portion the channel of speaking is exposed to by the restraining structure.
In addition, mode is preferably carried out as one kind, when acoustical generator monomer has side magnetic structure, in the magnetic structure of side
Side magnet as leakage field source, it is possible to provide stronger magnetic field intensity improves restraining structure to the collecting effect of iron filings class impurity.Tool
Body, the acoustical generator monomer includes the shell for having accommodating chamber, and magnetic circuit system is contained in the shell；The magnetic circuit system
Including：Lower magnetic conductive board with tabular magnetic conduction bottom wall；Centring magnet and center magnetic conductive board set on magnetic conduction bottom wall center；And position
In the side magnetic circuit part on magnetic conduction bottom wall；Wherein, the side magnetic circuit part includes at least：Positioned at the side magnetic of magnetic conduction bottom wall edge
Iron；By nearside outlet sound mouth, by the partial sidewall portion in the acoustical generator monolithic sidewall portion that the side magnet is formed, or by side magnet
The partial sidewall portion in the acoustical generator monolithic sidewall portion being collectively formed with acoustical generator monomer housing sidewall is exposed by the restraining structure
In the channel of speaking.In the embodiment, the pact in channel of being spoken with while magnet cooperation of the acoustical generator monomer in magnetic circuit part
Binding structure can obtain more preferably iron filings class impurity centralized collection effect.
In addition, the present embodiment also provides a kind of acoustical generator monomer knot including conductive magnetic yoke magnetic conduction side wall and side magnetic circuit part
Structure.Specifically scheme is that the acoustical generator includes the shell for having accommodating chamber, and magnetic circuit system is contained in the shell；It is described
Acoustical generator include opposite two first while and at opposite two second,；The magnetic circuit system includes：With tabular magnetic conduction
The lower magnetic conductive board of bottom wall；Centring magnet and center magnetic conductive board set on magnetic conduction bottom wall center；Positioned at the first avris magnetic conduction bottom wall side
The side magnetic circuit part of edge；And positioned at the second avris from magnetic conduction bottom wall edge to the magnetic conduction side far from the extension of magnetic conduction bottom wall direction
Wall；Wherein, the magnet when magnetic circuit part includes at least；Institute is collectively formed in the housing sidewall, side magnet and magnetic conduction side wall
State acoustical generator monolithic sidewall portion.It should be noted that in the program in specific implementation process, it can be according to the reality of acoustical generator module
Border assembling structure demand determines the structure by the acoustical generator monolithic sidewall portion of nearside outlet sound mouth, that is to say, that speaks when by nearside
When the acoustical generator monolithic sidewall portion of mouth corresponds to the side magnet, it is somebody's turn to do the acoustical generator monolithic sidewall that formed by side magnet and housing sidewall
The partial sidewall portion in portion is exposed to the channel of speaking by the restraining structure.At this point, with the first avris of acoustical generator monomer side magnetic
Side magnet in the part of road coordinates the restraining structure in channel of speaking, and can get more preferably iron filings class impurity centralized collection effect.
It, should be by magnetic conduction side wall and shell side when being formed by magnetic conduction side wall by the acoustical generator monolithic sidewall portion of nearside outlet sound mouth
The partial sidewall portion in the acoustical generator monolithic sidewall portion that wall is formed is exposed to the channel of speaking by the restraining structure.At this point, with
Acoustical generator monomer the second avris conductive magnetic yoke magnetic conduction side wall coordinates the restraining structure in channel of speaking.
Which kind of, it is understood that no matter choosing the module shell and acoustical generator monomer structure of above-mentioned structure, can
The technical problems to be solved by the invention are solved, that is, the iron filings class impurity for entering ante-chamber outside module is avoided to be directly adsorbed to send out
In the vibrational system of sound device monomer, irreversible destruction is caused to its structure.Correspondingly, modular structure provided by the present invention,
The restraining structure for coordinating channel of speaking using acoustical generator monomer conductive magnetic yoke magnetic conduction side wall or side magnet as leakage field source, is collectively formed use
It in the restraining structure of absorption storage iron filings class impurity, realizes and iron filings class amount of impurities in vibrational system is greatly reduced, obtain
Preferably iron filings class impurity centralized collection effect；Improve the reliability of acoustical generator module, acoustical behavior and sound quality.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention may be used also on the basis of the above description for those of ordinary skill in the art
To make other variations or changes in different ways, all embodiments can not be exhaustive here, it is every to belong to this hair
Row of the obvious changes or variations that bright technical solution is extended out still in protection scope of the present invention.
Claims (10)
1. a kind of acoustical generator module, including module shell and the acoustical generator list that is contained in the cavity that the module shell is formed
The cavity is divided into ante-chamber and back cavity isolated from one another, is opened on the side wall of the module shell by body, the acoustical generator monomer
Side outlet sound mouth equipped with the acoustical generator module, the ante-chamber include with the top cavity of acoustical generator monomer face and for being connected to
The channel of speaking of the top cavity and side outlet sound mouth；It is characterized in that,
The acoustical generator module further includes having to be recessed downwards by the corresponding module shell inner surface in the channel of speaking to be formed,
With acoustical generator monomer by the corresponding recessed portion of the side of sidewall portion of nearside outlet sound mouth, which forms restraining structure.
2. acoustical generator module according to claim 1, which is characterized in that the recessed portion from one end of the side of sidewall portion to
Side outlet sound mouth direction extends to form, the acoustical generator monomer it is common by the partial sidewall portion of nearside outlet sound mouth and recessed portion
Form the restraining structure.
3. acoustical generator module according to claim 1, which is characterized in that described along top cavity to side outlet sound mouth direction
Channel speak in structure is extended out, wherein the wall surfaces in channel of speaking are in the clinoplain tilted down.
4. acoustical generator module according to claim 1, which is characterized in that
It is in horizontally disposed bottom surface, and the side wall surface positioned at bottom surface both side that the restraining structure, which includes at least,；The side wall surface
In the intilted clinoplain in bottom.
5. acoustical generator module according to claim 1, which is characterized in that
The module shell includes at least and is fixed together the first shell and second shell to form cavity；Wherein, described
The ante-chamber is formed between first shell inner surface and acoustical generator monomer；It is described speak channel by first shell inner surface it
Between formed, the side outlet sound mouth is located on the side wall of the first shell, and the restraining structure is formed in the first shell
Side surface.
6. acoustical generator module according to claim 1, which is characterized in that the module shell is included at least to combine and is fixed on
The first shell and second shell of cavity are formed together；The first shell inner surface, acoustical generator monomer and part second
The ante-chamber is collectively formed between case inside surface；
Wherein, top cavity is formed between the first shell inner surface and acoustical generator monomer；
By being formed between second shell inner surface, the side outlet sound mouth is located at the side wall of the second shell in the channel of speaking
On, restraining structure is formed in the second shell inner surface.
7. acoustical generator module according to claim 1, which is characterized in that the module shell is included at least to combine and is fixed on
The first shell and second shell of cavity are formed together；It is corresponding on the side wall of the first shell and second shell to offer mutually
The notch of cooperation, mutually matched notch form the side outlet sound mouth；The first shell inner surface, acoustical generator monomer and
The ante-chamber is collectively formed between the second shell inner surface of part；
Wherein, the channel of speaking is formed between part first shell inner surface and part second shell inner surface, institute
Restraining structure is stated to be formed on part second shell inner surface corresponding with the ante-chamber.
8. acoustical generator module according to claim 1, which is characterized in that the acoustical generator monomer includes magnetic circuit system；
The magnetic circuit system includes：
Conductive magnetic yoke；And it is placed in centring magnet and center magnetic conductive board in conductive magnetic yoke；
The conductive magnetic yoke includes flat magnetic conduction bottom wall, and is led from magnetic conduction bottom wall edge to what is extended far from magnetic conduction bottom wall direction
Magnetic side wall.
9. acoustical generator module according to claim 1, which is characterized in that the acoustical generator monomer includes magnetic circuit system；
The magnetic circuit system includes：
Lower magnetic conductive board with tabular magnetic conduction bottom wall；
Centring magnet and center magnetic conductive board set on magnetic conduction bottom wall center；And
Side magnetic circuit part on magnetic conduction bottom wall；
Wherein, the side magnetic circuit part includes at least：Positioned at the side magnet of magnetic conduction bottom wall edge.
10. acoustical generator module according to claim 1, which is characterized in that the acoustical generator monomer includes magnetic circuit system；
The acoustical generator monomer include opposite two first while and at opposite two second,；
The magnetic circuit system includes：
Lower magnetic conductive board with tabular magnetic conduction bottom wall；
Centring magnet and center magnetic conductive board set on magnetic conduction bottom wall center；
Positioned at the side magnetic circuit part of the first avris magnetic conduction bottom wall edge；And
Positioned at the second avris from magnetic conduction bottom wall edge to the magnetic conduction side wall far from the extension of magnetic conduction bottom wall direction；
Wherein, the magnet when magnetic circuit part includes at least.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810401828.6A CN108600921B (en) | 2018-04-28 | 2018-04-28 | Acoustic generator module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810401828.6A CN108600921B (en) | 2018-04-28 | 2018-04-28 | Acoustic generator module |
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| CN108600921A true CN108600921A (en) | 2018-09-28 |
| CN108600921B CN108600921B (en) | 2020-08-07 |
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