CN107484089A - A kind of receiver and its assembly technology - Google Patents
A kind of receiver and its assembly technology Download PDFInfo
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- CN107484089A CN107484089A CN201710620793.0A CN201710620793A CN107484089A CN 107484089 A CN107484089 A CN 107484089A CN 201710620793 A CN201710620793 A CN 201710620793A CN 107484089 A CN107484089 A CN 107484089A
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- 238000005516 engineering process Methods 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 67
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- 230000005672 electromagnetic field Effects 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000005415 magnetization Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000011900 installation process Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract 1
- 238000002955 isolation Methods 0.000 description 12
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 238000004026 adhesive bonding Methods 0.000 description 6
- 230000035945 sensitivity Effects 0.000 description 6
- 238000003466 welding Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 4
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 208000002925 dental caries Diseases 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
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- 230000001052 transient effect Effects 0.000 description 2
- 229910002551 Fe-Mn Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000002153 concerted effect Effects 0.000 description 1
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- 229920000642 polymer Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
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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
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
- H04R31/003—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor for diaphragms or their outer suspension
-
- 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
- H04R2231/00—Details of apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor covered by H04R31/00, not provided for in its subgroups
- H04R2231/001—Moulding aspects of diaphragm or surround
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/11—Aspects regarding the frame of loudspeaker transducers
Abstract
The present invention discloses a kind of receiver and its assembly technology, and receiver includes shell, is arranged on vibrating diaphragm mechanism in shell, electromagnetic drive mechanism.Vibrating diaphragm mechanism and electromagnetic actuator device are arranged in shell inner cavity, and vibrating diaphragm mechanism has the oscillating plate that one end is vacantly set, and electromagnetic drive mechanism includes coil and the magnetic field component for producing fixed magnetic field.Shell is arranged to two housings by the receiver of this structure, and directly the fixed frame of vibrating diaphragm mechanism is arranged on shell, simple in construction, simplifies installation process.Assembly technology is：First permanent magnet is fixed in first shell body on wall, to form the first module；Second permanent magnet, coil are fixed in second shell body on wall, to form the second module；Soft magnetic bodies are fixed on oscillating plate, to form the 3rd module.Finally three modules are always fitted together, you can complete the assembling of receiver, realize that modularization is installed, improve the efficiency of assembling of receiver.
Description
Technical field
The present invention relates to the technical field of receiver, and in particular to a kind of receiver and its assembly technology.
Background technology
Receiver is a kind of electro-acoustic element that audio electrical signal is converted into voice signal under the conditions of voiceless sound leakage, extensively
It is general to be applied in the communication terminal devices such as mobile phone, landline telephone, earphone, realize the output of audio.
With the continuous development of mobile device, the structure of receiver is continuously updated, such as Japanese documentation
JP10301573A discloses a kind of receiver, including cover body, bottom plate, magnet steel, coil, iron core, vibrating diaphragm and annular isolation cylinder
Body.Wherein, cover body has bottom opening, and bottom plate is arranged on the bottom opening of cover body, to surround the installation cavity of a closure；
Annular isolation cylinder is fixed on bottom plate top surface, and vibrating diaphragm is horizontally arranged on the top stage face of annular isolation cylinder；Magnetic
Steel is fixed on bottom plate, and coil is set in outside magnet steel and is located at annular isolation inner barrel；Also set up on vibrating diaphragm top surface
Soft magnetic bodies.The receiver of this structure, when not giving coil electricity, the fixed magnetic field of magnet steel has the suction attracted downwards to soft magnetic bodies
Gravitation；After to coil electricity, electromagnetic field caused by coil electricity is come the active force that increases or weaken fixed magnetic field so that vibrating diaphragm
Vibrated in vertical direction, to realize the of reciprocating vibration of vibrating diaphragm, and then agitate air vibration sounding.
The assembly technology of the receiver of this structure is：Magnet steel is fixed on bottom plate in advance, then coil is set in outside magnet steel
And it is fixed on bottom plate；Annular isolation cylinder is set in outside coil and is fixed on bottom plate；Vibrating diaphragm is fixed on annular isolation afterwards
On step surface at the top of cylinder；Finally cover body is set in outside annular isolation cylinder so that bottom plate insertion cover body in, with complete by
Talk about the installation process of device.
But this assembly technology, it is necessary to first wait magnet steel, coil to be all arranged on bottom plate, can be by annular isolation cylinder
Be fixed on vibrating diaphragm on bottom plate, and cover body is set in outside annular isolation cylinder, when in bottom plate insertion cover body, cover body and bottom plate it
Between fixation be difficult to ensure that, easily cause bottom plate, isolate cylinder outside wall surface and cover body between exist gap and installation blind area, lead
Cause the yields of receiver low complicated with assembly technology.Meanwhile above-mentioned receiver must be by an annular isolation cylinder
Vibrating diaphragm can be fixed on to the top of permanent magnet and coil so that entirely receiver is complicated.
The content of the invention
Therefore, the technical problem to be solved in the present invention is to overcome the complicated of receiver of the prior art and assembling
The problem of complex process.
Therefore, the present invention provides a kind of receiver, including
Shell, has the first housing being made up of the first bottom surface and side wall, and the be made up of the second bottom surface and side wall
Two housings；Second housing removably fastens with first housing and surrounds inner chamber；
Vibrating diaphragm mechanism, is set on the housing, and the inner chamber of the shell is separated into the close to first bottom surface
One cavity and the second cavity close to second bottom surface；It has the oscillating plate that one end is vacantly arranged in the inner chamber；
Electromagnetic drive mechanism, it is arranged in the inner chamber, there is at least one coil and magnetic field component, the magnetic field component
Under electromagnetic field coordinates caused by caused fixed magnetic field and the coil, to drive the oscillating plate perpendicular to the oscillating plate
Done on the direction of setting of reciprocating vibration.
Preferably, above-mentioned receiver, the electromagnetic drive mechanism, which also has, to be fixed on described in the direction of the oscillating plate
Soft magnetic bodies on the side surface of second cavity one, the coil are set in the soft magnetic bodies and in second cavitys, and
Preset clearance between the outside wall surface of the internal face of the coil and the soft magnetic bodies；
The magnetic field component driving drives the oscillating plate to do back and forth by the soft magnetic bodies after electromagnetic field magnetization
Vibration.
Preferably, above-mentioned receiver, the coil are fixed on direction the second cavity side table of the oscillating plate
On face, the coil and the reserved required gap of the magnetic field component.
It is further preferred that above-mentioned receiver, the magnetic field component includes being fixed on the in first installation cavity
One permanent magnet, and it is fixed on the second permanent magnet being oppositely arranged in second cavity and with first permanent magnet；It is described
First permanent magnet is identical with the polarity of described opposed facing one end of second permanent magnet, and institute is reserved between the oscillating plate
Gap need to be vibrated.
It is further preferred that above-mentioned receiver, the magnetic field component also includes being arranged on wall in the first shell body
On the first yoke, first permanent magnet is fixed in first yoke backwards to one end of the oscillating plate；And/or
The second yoke on wall in the second shell body is arranged on, second permanent magnet is backwards to the one of the oscillating plate
End is fixed in second yoke.
It is further preferred that above-mentioned receiver, during corresponding to the soft magnetic bodies, the coil is fixed on the shell
On the internal face in second cavity.
Preferably, above-mentioned receiver, the vibrating diaphragm mechanism also have fixed frame, and one end of the oscillating plate is fixed on institute
State on fixed frame, the other end is vacantly in the fixed frame；
The fixed frame is fixed on the opening between first housing and second housing.
Preferably, above-mentioned receiver, in addition to be opened in the shell respectively and be located at first cavity and the second chamber
Sender and sound regulating hole on the wall of body, the pitch pipe on the sound regulating hole and in second cavity, with
And it is fixed on the sound guide tube on the outer shell outer wall face and being contained within the sender.
The present invention also provides the assembly technology of receiver, it is characterised in that comprises the following steps：
S1：The first permanent magnet is fixed in first shell body on wall in advance；
Second permanent magnet is fixed in second shell body on wall, and coil is fixed in second shell body on wall and positioned at second
The top of permanent magnet；
Soft magnetic bodies (31) are fixed on the oscillating plate of vibrating diaphragm mechanism on a side surface of tibial membrane in advance；
S2：By in the soft magnetic bodies insertion coil in vibrating diaphragm mechanism, the fixed frame of vibrating diaphragm mechanism is fixed on the first housing or the
On the internal face of two housings, then the first housing is fixedly connected with the opening of the second housing；Or
Soft magnetic bodies in vibrating diaphragm mechanism are stretched into coil, the fixed frame of vibrating diaphragm mechanism is fixed on the first housing and second shell
Between the opening of body.
Preferably, above-mentioned receiver, the receiver also include the first yoke and the second yoke；
In S1 steps, the first yoke is fixed on the internal face of the first housing in advance, then the first permanent magnet is fixed
In the first yoke；
The second yoke is fixed on the internal face of the second housing in advance, then the second permanent magnet is fixed on the second yoke
On.
Preferably, above-mentioned receiver, the receiver also include pitch pipe；
In S1 steps, pitch pipe is installed on the sound regulating hole in the side wall in second shell body in advance；
After S2 steps, in addition to sound guide tube is installed on outer shell outer wall face so that sound guide tube is by the first housing
Sender and the sound regulating hole are included in its inner chamber.
Technical solution of the present invention, have the following advantages that：
1. receiver provided by the invention, including shell, vibrating diaphragm mechanism and electromagnetic drive mechanism.Vibrating diaphragm mechanism and electromagnetism drive
Dynamic device is arranged in shell inner cavity, and vibrating diaphragm mechanism has an oscillating plate that one end is vacantly set, electromagnetic drive mechanism coil and
For producing the magnetic field component of fixed magnetic field.Under electromagnetic field coordinates caused by fixed magnetic field caused by magnetic field component and coil, with
Driving oscillating plate moves reciprocatingly on the direction that oscillating plate is set.
The receiver of this structure, vibrating diaphragm mechanism need not be fixed on shell indirectly by annular isolation cylinder, but will
Shell is arranged to two housings, and directly vibrating diaphragm mechanism is arranged on shell so that the part in receiver is reduced, and simplification is called
The structure and installation process of device.
2. receiver provided by the invention, magnetic field component includes the first permanent magnet and the second permanent magnet, is separately fixed at
In one cavity and the second cavity, soft magnetic bodies are fixed on oscillating plate and between the first permanent magnet and the second permanent magnets.To line
After circle is powered, soft magnetic bodies electromagnetic field caused by coil magnetizes, and it is close to one end of the first permanent magnet and close second permanent magnet
Other end opposite polarity, and the first permanent magnet and the second permanent magnet are oppositely arranged and the polarity of opposed facing one end is identical,
Under electromagnetic field coordinates caused by fixed magnetic field caused by first permanent magnet and the second permanent magnet and coil, to drive oscillating plate hanging down
Directly moved reciprocatingly on the direction that oscillating plate is set.First permanent magnet and the second permanent magnet respectively with oscillating plate and soft magnetic bodies it
Between reserve needed for vibration gap so that oscillating plate has bigger amplitude, and sensitivity is effectively improved.
Meanwhile coil is fixed on to the internal face of the second cavity, reserved between its endoporus wall and soft magnetic bodies periphery wall
Required gap, the weight of coil are undertaken by shell, undoubtedly alleviate the load of oscillating plate, are acted in identical electromagnetic actuation force
Under, faster, the receiver transient response time is shorter, and sensitivity is higher for oscillating plate response speed.
3. receiver provided by the invention, correspond on shell on the wall of the second cavity and offer sound regulating hole, Yi Jian
Pitch pipe on sound regulating hole and in the second cavity.When receiver works, vibrating mechanism vibrates in the lumen, driving the
The air vibration sounding of one cavity, sound are exported through sender by sound guide tube.Sound regulating hole and peace are opened up on the wall of second cavity
Pitch pipe on sound regulating hole, pitch pipe connect in the external world with the second cavity；When vibrating panel vibration, ambient atmos are through pitch pipe
Discharge in into the second cavity or out of second cavity, to increase or reduce the pressure of gas in the second cavity, and then cause
Oscillating plate is easier vibration upwards or vibration downwards, realizes the adjustment to receiver pronunciation, improves the sensitivity of oscillating plate.
4. the present invention provides a kind of assembly technology of receiver, comprise the following steps：The first permanent magnet is fixed in advance
In first shell body on wall, to form the first module；Second permanent magnet is fixed in second shell body on wall, coil is fixed on
On wall and positioned at the top of the second permanent magnet in second shell body, to form the second module；Soft magnetic bodies are fixed on vibrating diaphragm machine in advance
The oscillating plate of structure is on a side surface of tibial membrane, to form the 3rd module；The soft magnetic bodies in vibrating diaphragm mechanism are inserted into line again
In circle, the fixed frame of vibrating diaphragm mechanism is fixed on the internal face of the first housing or the second housing, by the first housing and the second housing
Opening be fixedly connected；Or stretch into the soft magnetic bodies in vibrating diaphragm mechanism in coil, the fixed frame of vibrating diaphragm mechanism is fixed on first
Between the opening of housing and the second housing.
The receiver of this structure, the first permanent magnet and the first housing are the first module, the second permanent magnet, the second housing and line
Enclose as the second module, soft magnetic bodies and vibrating diaphragm mechanism are the 3rd module, and three modules are individually assembled, and each modular structure is simple, are held
Easily realize modularized production；Three module general assemblies can finally be completed to the assembling process of receiver, to realize using automation
Mode assembles receiver, so as to improve the efficiency of receiver assembling.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the longitudinal profile schematic diagram of receiver provided by the present invention；
Fig. 2 be Fig. 1 in receiver schematic top plan view (remove the first housing, the first yoke, the first permanent magnet, tibial membrane,
Oscillating plate, sound guide tube)；
Fig. 3 is the vibrating diaphragm mechanism longitudinal profile schematic diagram of receiver in Fig. 1；
Fig. 4 is the vibrating diaphragm mechanism top view of receiver in Fig. 1 (the sound film in vibrating diaphragm mechanism is not shown)
Fig. 5 is the leftschematic diagram of receiver in Fig. 1；
Description of reference numerals：
1- shells；The housings of 11- first；The housings of 12- second；The cavitys of 13- first；131- senders；The cavitys of 14- second；
141- sound regulating holes；142- pitch pipes；15- sound guide tubes；
2- vibrating diaphragms mechanism；21- fixed frames；22- oscillating plates；23- tibial membranes；24- gaps；
31- soft magnetic bodies；32- coils；The permanent magnets of 331- first；The permanent magnets of 332- second；The yokes of 333- first；334- second
Yoke.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that instruction or hint relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
As long as in addition, technical characteristic involved in invention described below different embodiments non-structure each other
It is be combined with each other into conflict can.
Embodiment 1
The present embodiment provides a kind of receiver, as depicted in figs. 1 and 2, including shell 1, vibrating diaphragm mechanism 2 and electromagnetic drive
Mechanism.
As shown in figure 1, shell 1 has the first housing 11 being made up of the first bottom surface and side wall, and by the second bottom surface with
The second housing 12 that side wall is formed；Second housing 12 removably fastens with the first housing 11 and surrounds inner chamber, for example with gluing
Or spot welding mode, the first housing 11 is fixedly connected with the second housing 12.Preferably, the first housing 11 and the second housing 12 are equal
It is made of high magnetic conduction magnetic alloy.
As shown in figure 1, vibrating diaphragm mechanism 2 is arranged between the opening of the first housing 11 and the second housing 12, by shell 1
Chamber is separated into the first cavity 13 close to the first bottom surface and the second cavity 14 close to the second bottom surface.That is, the first housing 1 is interior
Chamber is as the first cavity 13, and the inner chamber of the second housing 12 is as the second cavity 14.
As shown in Figure 3 and Figure 4, vibrating diaphragm mechanism 2 includes fixed frame 21, oscillating plate 22 and tibial membrane 23.Fixed frame 21 is solid
The opening being scheduled between the first housing 11 and the second housing 12, there is hollow lumen.One end of oscillating plate 22 is fixed on fixation
The inner side of frame 21, the other end is vacantly in fixed frame 21, other end outer surface and fixed frame 21 that oscillating plate 22 is vacantly set
Inner side internal face between preset clearance 24.Tibial membrane 23 is all attached on whole fixed frame 21 in advance independently of shell 1, and
Towards the side of the first cavity 13.
For example, tibial membrane 23 is bonded at oscillating plate 22 towards first simultaneously by being adhesive on fixed frame 21, by tibial membrane 23
On one side surface of cavity 13, and the preset clearance 24 formed between the free end of oscillating plate 22 and fixed frame 21 is sealed, made
The first cavity 13 is obtained to separate with the sealing of the second cavity 14.Tibial membrane 23 has towards first corresponding to the preset clearance opening position
The projection that the side of cavity 13 protrudes, raised setting, when oscillating plate 22 drives tibial membrane 23 to vibrate, increase tibial membrane 23 is agitated
The amount of air, so as to improve the sounding performance of receiver.The material of tibial membrane 23 is preferably polymer compound film, such as PVC is answered
Close film.
As shown in figure 1, electromagnetic drive mechanism is arranged in the inner chamber that shell 1 surrounds, including soft magnetic bodies 31, coil 32 and
Magnetic field component.Wherein, soft magnetic bodies 31 are arranged on oscillating plate 22 towards on the surface of the side of the second cavity 14, and soft magnetic bodies 31 are preferably
Iron core.As shown in figure 5, coil 32 is set in soft magnetic bodies 31, and is fixed on the internal face of the second housing 12, such as gluing side
Formula.Coil 32 is between the end face of oscillating plate 22 and oscillating plate 22, and the endoporus wall of coil 32 and the periphery of soft magnetic bodies 31
Reserved required gap between wall.The weight of coil 32 is undertaken by shell 1, the load of oscillating plate 22 is undoubtedly alleviated, in phase
Under same electromagnetic actuation force effect, faster, the receiver transient response time is shorter, and sensitivity is higher for the response speed of oscillating plate 22.
Magnetic field component is arranged in the first cavity 13 and the second cavity 14 independently of vibrating diaphragm mechanism 2 and soft magnetic bodies 32, is used
It is of reciprocating vibration that soft magnetic bodies 31 after driving magnetizes drive oscillating plate 22 to do.As shown in figure 1, magnetic field component includes the first permanent magnet
331st, the second permanent magnet 332 and the first yoke 333, the second yoke 334.
Wherein, the first yoke 333 is fixed on the first bottom surface of the first housing 11, and the first permanent magnet 331 is fixed on first
In yoke 333, and towards the side of vibrating diaphragm mechanism 2, such as pass through gluing knot or spot welding mode；Second yoke 334 is fixed on
On second bottom surface of two housings 12, the second permanent magnet 332 is fixed in the second yoke 334, such as passes through gluing knot or spot welding
Mode.First permanent magnet 331 and the second permanent magnet 332 with the face of soft magnetic bodies 31, between the first permanent magnet 331 and oscillating plate 22
Gap needed for reserved, required gap is reserved between the second permanent magnet 332 and soft magnetic bodies 31；First permanent magnet 331 and the second permanent magnetism
The polarity of 332 opposed facing one end of body is identical.
For example, the first permanent magnet 331 is N poles close to one end of soft magnetic bodies 31, then the second permanent magnet 332 is close to soft magnetic bodies 31
One end be also N poles.First permanent magnet 331 and the second permanent magnet 332 are both preferably magnet steel.
The setting of first yoke 333 and the second yoke 334 so that the first permanent magnet 331, the second permanent magnet 332 produce solid
The magnetic field intensity of fixed-field evenly, forms uniform magnetic field, and is constrained in the region at the place of soft magnetic bodies 31, and shielding is outside
The electromagnetic induction line of diffusion, prevent leakage field phenomenon from occurring, increase driving soft magnetic bodies 31 and oscillating plate 22 do electromagnetism of reciprocating vibration
Driving force.
The principle that the electromagnetic drive mechanism 3 of this structure drives oscillating plate 22 to vibrate is：Do not give under the "on" position of coil 32, the
One permanent magnet 331 and the second permanent magnet 332 form the first fixed magnetic field and the second fixed magnetic field respectively；Because soft magnetic bodies 31 are in
Between two fixed magnetic fields, the first fixed magnetic field and the second fixed magnetic field produce attraction, two attractions to soft magnetic bodies 31
Size is identical but in opposite direction so that soft magnetic bodies 31 are in poised state.
If lead to positive electric to coil 32, coil 32 produces electromagnetic field, is N such as towards one end of the first permanent magnet 331
Pole, then it is S poles towards one end of the second permanent magnet 332；The electromagnetic field caused by coil 32 of soft magnetic bodies 31 magnetizes, its direction first
One end of permanent magnet 331 is N poles, then is S poles towards one end of the second permanent magnet 332.Soft magnetic bodies 31 are by the first fixed magnetic field
Repulsive force under the direction of (such as the first permanent magnet 331 is N poles close to one end of soft magnetic bodies 31), and the second fixed magnetic field
Attraction under the direction of (the first permanent magnet 331 is N poles close to one end of soft magnetic bodies 31), under the force action under,
Soft magnetic bodies 31 drive oscillating plate 22 to vibrate downwards；When leading to reversely electric to coil 32, the electromagnetism caused by coil 32 of soft magnetic bodies 31
Field magnetization, it is S poles towards one end of the first permanent magnet 331, then is N poles towards one end of the second permanent magnet 332.Soft magnetic bodies 31
Made a concerted effort by the first fixed magnetic field towards upper attraction, and the second fixed magnetic field towards upper repulsive force towards upper
Under effect, soft magnetic bodies 31 drive oscillating plate 22 to vibrate upwards, of reciprocating vibration to cause oscillating plate 22 to do in vertical direction, and then band
Dynamic tibial membrane 23 agitates air sounding.
When oscillating plate 22 is towards after upper vibration, stopping being powered to coil 32, in the first fixed magnetic field and the second fixed magnetic field
Attraction effect under, soft magnetic bodies 31 drive oscillating plate 22 reset to initial state position again.
As shown in figure 1, above-mentioned receiver, in addition to the He of sender 131 being opened in the side wall of the first cavity 13
The sound guide tube 15 for being fixed on the outer surface of shell 1 and being contained within sender 131.Driving hair when oscillating plate 22 vibrates
Sound film 23 agitates the air movement in the first cavity 13 and the second cavity 14, and the sound sent in the first cavity 13 is through going out sound
Hole 131 enters in sound guide tube 15 and then blazed abroad.
Above-mentioned receiver, in addition to the sound regulating hole 141 being opened in the side wall of the second cavity 14, and it is plugged on tune
Pitch pipe 142 on sound hole 141 and in the second cavity 14；Due to the setting of pitch pipe 142 so that the second cavity 14 with it is outer
Boundary connects, and when oscillating plate 22 vibrates, ambient atmos enter in the second cavity 14 through pitch pipe 142 or arranged out of second cavity 14
Go out, to increase or reduce the pressure of gas in the second cavity 14, and then oscillating plate 22 is easier vibration upwards or is shaken downwards
It is dynamic, the adjustment to receiver pronunciation is realized, improves the sensitivity of oscillating plate 22.
In addition, the oscillating plate 22 in above-mentioned vibrating diaphragm mechanism 2 can be made of permeability magnetic material, non-magnetic material can also be used
Material is made, if oscillating plate 22 is made of permeability magnetic material, under electromagnetic field coordinates with fixed magnetic field, to oscillating plate 22 and soft magnetism
Body 31 applies active force, and the part being magnetized is not only soft magnetic bodies 31, also oscillating plate 22, so as to more effectively drive
Oscillating plate 22 vibrates, and increases the sensitivity of receiver.If oscillating plate 22 is made of non-magnet material, oscillating plate 22 is only by soft
The effect of magnet 31 and fixed magnetic field, electromagnetic field drives, but can also realize the of reciprocating vibration of oscillating plate 22.
Receiver in this embodiment, vibrating diaphragm mechanism 2 without being fixed on shell 1 indirectly by annular isolation cylinder
On, but shell 1 is arranged to two housings, directly the fixed frame 21 of vibrating diaphragm mechanism 2 is arranged on shell 1 so that called
Part in device is reduced, and is simplified the structure and installation process of receiver, is formed modular assembly technology, specific assembly technology
(being abbreviated as A assembly technologies) is：
S1：The first yoke 333 is fixed on the internal face of the first housing 11 in advance, then the first permanent magnet 331 is fixed on
In first yoke 333, to form the first module；
Pitch pipe 142 is installed on the sound regulating hole 141 in the side wall in the second housing 12 in advance, the second yoke 334 is consolidated
It is scheduled on the internal face of the second housing 12, then the second permanent magnet 332 is fixed in the second yoke 334, coil 32 is fixed on
On the internal face of two housing 12 and positioned at the top of the second permanent magnet 332, to form the second module；
Soft magnetic bodies 31 are fixed on the oscillating plate 22 of vibrating diaphragm mechanism 2 on a side surface of tibial membrane 23 in advance, to be formed
3rd module；
S2：Soft magnetic bodies 31 in vibrating diaphragm mechanism 2 are inserted in coil 32, the fixed frame 21 of vibrating diaphragm mechanism 2 is fixed on first
Between the opening of the housing 12 of housing 11 and second；
S3：Sound guide tube 15 is installed in the outside wall surface of shell 1 so that sound guide tube 15 is by the sender on the wall of the first cavity 13
131 are included in its inner chamber.
As first interchangeable embodiment, soft magnetic bodies 31, can be with other existing soft magnetisms in addition to for iron core
Body, such as ferro-silicium etc..It need to be only magnetized under magnetic fields, oscillating plate 22 can be driven to do past under the driving in magnetic field
Multiplex vibration.
As further interchangeable embodiment, the first permanent magnet 331 and the second permanent magnet 332 are except for magnet steel
Outside, it can also be other permanent magnets, such as Ru-Fe-Mn permanent magnet, as long as can have fixed magnetic field.
As second interchangeable embodiment, sound regulating hole 141 can also be opened in the other positions of the second housing 12,
Such as second housing 12 the second bottom surface on, as long as can realize that the air in the second cavity 14 is freely entered by sound regulating hole 141
Go out.
As the 3rd alternative embodiments, above-mentioned sound regulating hole 141 and pitch pipe 142 can also be not provided with, is only existed
Sender 131 is opened up on first housing 11, sound guide tube 15 is fixed on the first housing 11 and surrounds sender 131, and now first
Sound in cavity 13 blazes abroad after entering sound guide tube 15 from sender 131.The assembly technology of the receiver of this embodiment
Compared with A assembly technologies, difference is：In S1 steps, without installing pitch pipe 142.
Make the 4th alternative embodiments, the fixed frame 21 in vibrating diaphragm mechanism 2 can also be arranged on the first housing 11
On the internal face of side wall, or it is arranged on the internal face of side wall of the second housing 12, Zhi Xu vibrating diaphragms mechanism 2 is fixed on shell 1
On, the inner chamber of shell 1 is divided into the first cavity 13 close to the first bottom surface and the second cavity 14 close to the second bottom surface.But
The assembly technology of receiver in this embodiment is compared with above-mentioned A assembly technologies, the uneasy adjustment sound tube 142 in S1 steps
On the basis of, step S2 is different.Specifically：Soft magnetic bodies 31 in vibrating diaphragm mechanism 2 are inserted in coil 32, will be shaken in the second module
The fixed frame 21 of motivation structure 2 is fixed in the side wall inner surfaces of the first housing 11 or the second housing 12, such as gluing or spot welding,
The first housing 11 is fixedly connected with the openings snap-fit of the second housing 12 again, such as gluing or spot welding.
As the 5th interchangeable embodiment, on the basis of sound regulating hole 141 and pitch pipe 142 is not provided with, may be used also
To be not provided with the first yoke 333, the first permanent magnet 331 is directly anchored on the internal face of the first housing 11.In the present embodiment,
The assembly technology of receiver is compared with above-mentioned A assembly technologies, and only S1, S2 step are different.Specially：
S1：The first permanent magnet 331 is directly anchored on the internal face of the first housing 11 in advance, to form the first module；
Second yoke 334 is fixed on the internal face of the second housing 12, then the second permanent magnet 332 is fixed on the second magnetic
On yoke 334, coil 32 is fixed on the internal face of the second housing 12 and positioned at the top of the second permanent magnet 332, to form the second mould
Block；
Soft magnetic bodies 31 are fixed on the oscillating plate 22 of vibrating diaphragm mechanism 2 on a side surface of tibial membrane 23 in advance, to be formed
3rd module.
S2：Soft magnetic bodies 31 in vibrating diaphragm mechanism 2 are inserted in coil 32, the fixed frame 21 of vibrating diaphragm mechanism 2 are fixed on outer
On shell 1, then the first housing 11 is fixedly connected with the opening of the second housing 12.
Similar to the 5th interchangeable embodiment, on the basis of sound regulating hole 141 and pitch pipe 142 is not provided with, go back
The second yoke 334 can be not provided with, the second permanent magnet 332 is directly anchored on the internal face of two housing 12.Accordingly, its assembler
In skill, the second yoke 334 is not provided with, the second permanent magnet 332 is directly anchored on the internal face of two housing 12.
As the 6th interchangeable embodiment, sound regulating hole 141, pitch pipe 142, the first yoke 333 are being not provided with
On the basis of, meanwhile, the second yoke 334 is also not provided with, the second permanent magnet 332 is directly anchored on the internal face of two housing 12.At this
In embodiment, its assembly technology is existing to differ only in compared with the assembly technology of the 5th alternative embodiments：S1
In step, the second yoke is not provided with, is directly fixed on the second permanent magnet 332 on the internal face of second housing 12.
As the 7th interchangeable embodiment, sound regulating hole 141, pitch pipe 142, the first yoke 333, are being not provided with
On the basis of two yokes 334, coil 32 can not be fixed on the internal face of the second cavity 14 of shell 1, but passes through fixation
Support frame in the second cavity 14 and be supported in the second cavity 14, such as be fixed with the bottom interior surface of the second housing 12
Support frame, coil 32 are then fixed on support frame.Coil 32 is between the end face of oscillating plate 22 and oscillating plate 22, coil 32
Reserved required gap between endoporus wall and the periphery wall of soft magnetic bodies 31.In the present embodiment, its assembly technology and above-mentioned A
Assembly technology is compared, and only S1, S2 are different.Specifically：
S1：The first permanent magnet 331 is fixed on the internal face of the first housing 11 in advance, to form the first module；
Second permanent magnet 332 is fixed on the internal face of the second housing 12, to form the second module；
Soft magnetic bodies 31 are fixed on to the oscillating plate 22 of vibrating diaphragm mechanism 2 in advance on a side surface of tibial membrane 23, by line
Circle 32 is arranged the periphery of soft magnetic bodies 31 and fixed by support frame on the internal face of the second cavity 14, to form the 3rd module；
S2：The fixed frame 21 of vibrating diaphragm mechanism 2 is fixed on shell 1, then opening the first housing 11 and the second housing 12
Mouth is fixedly connected.
As the deformation of the 7th interchangeable embodiment, sound regulating hole 141, pitch pipe 142, the first yoke are being not provided with
333rd, on the basis of the second yoke 334, coil 32 can not be fixed on the internal face of the second cavity 14, and is directed towards oscillating plate
22 one end is fixed on oscillating plate 22.In the present embodiment, its assembly technology is compared with above-mentioned A assembly technologies, only step
S1, S2 are different.Specifically：
S1：The first permanent magnet 331 is fixed on the internal face of the first housing 11 in advance, to form the first module；
Second permanent magnet 332 is fixed on the internal face of the second housing 12, to form the second module；
Soft magnetic bodies 31 are fixed on to the oscillating plate 22 of vibrating diaphragm mechanism 2 in advance on a side surface of tibial membrane 23, by line
Circle 32 is arranged the periphery of soft magnetic bodies 31 and is fixed on oscillating plate 22, to form the 3rd module；
S2：The fixed frame 21 of vibrating diaphragm mechanism 2 is fixed on shell 1, then opening the first housing 11 and the second housing 12
Mouth is fixedly connected.
As the 8th interchangeable embodiment, sound regulating hole 141, pitch pipe 142, the first yoke 333, are being not provided with
Two yokes 334, and coil 32 are fixed on the basis of oscillating plate 22, can also be not provided with soft magnetic bodies 31.In present embodiment
In, its assembly technology is compared with above-mentioned A assembly technologies, and only step S1, S2 is different.Specifically：
S1：The first permanent magnet 331 is fixed on the internal face of the first housing 11 in advance；
Second permanent magnet 332 is fixed on the internal face of the second housing 12；
Coil 32 is fixed on oscillating plate 22 in advance, and positioned at the top of the second permanent magnet 334, to form the 3rd mould
Block；
S2：The fixed frame 21 of vibrating diaphragm mechanism 2 is fixed on shell 1, then opening the first housing 11 and the second housing 12
Mouth is fixedly connected.
As the 9th interchangeable embodiment, sound regulating hole 141, pitch pipe 142, the first yoke 333, are being not provided with
Two yokes 334 and soft magnetic bodies 31, while coil 32 is fixed on the basis of oscillating plate 22, the first permanent magnet 331 and second is forever
Magnet 332 can not also be oppositely arranged, as long as fixed magnetic field caused by the first permanent magnet 331 and the second permanent magnet 332 can be right
Hot-wire coil 32 acts power so that and oscillating plate 22 vibrates in vertical direction, to realize the of reciprocating vibration of tibial membrane 23, and then
Agitate air vibration sounding.As further deformation, the first permanent magnet 331 can also be not provided with, only sets second forever
Magnet 332.The receiver of this structure, after being powered to coil 32, the phase of electromagnetic field caused by coil 32 and the second permanent magnet 332
During to one end opposite polarity, the second permanent magnet 332 produces downward attraction to coil 32, and coil 32 drives the direction of oscillating plate 22
Lower vibration；When electromagnetic field caused by coil 32 is identical with the opposite side polarity of the second permanent magnet 332, the second permanent magnet 332 is right
Coil 32 produces upward repulsive force, and coil 32 drives oscillating plate 22 towards upper vibration.Electromagnetic field and second caused by coil 32
The fixed magnetic field interaction of permanent magnet 332 so that oscillating plate 22 vibrates in vertical direction, to realize that the reciprocal of tibial membrane 23 shakes
It is dynamic, and then agitate air vibration sounding.In the present embodiment, its assembly technology is compared with above-mentioned A assembly technologies, only step
S1, S2 are different.Specifically：
S1：First housing 11 is used as the first module；
Second permanent magnet 332 is fixed on the internal face of the second housing 12, to form the second module；
Coil 32 is fixed on oscillating plate 22 in advance, and positioned at the top of the second permanent magnet 332, to form the 3rd mould
Block；
S2：The fixed frame 21 of vibrating diaphragm mechanism 2 is fixed on shell 1, then opening the first housing 11 and the second housing 12
Mouth is fixedly connected.
Similar to the 9th interchangeable embodiment, the first permanent magnet 331 can also be only set, be not provided with the second permanent magnetism
Body 332.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (11)
- A kind of 1. receiver, it is characterised in that includingShell (1), there is the first housing (11) being made up of the first bottom surface and side wall, and be made up of the second bottom surface and side wall Second housing (12)；Second housing (12) removably fastens with first housing (11) and surrounds inner chamber；Vibrating diaphragm mechanism (2), it is arranged on the shell (1), the inner chamber of the shell (1) is separated into close to first bottom surface The first cavity (13) and close to second bottom surface the second cavity (14)；There is one end to be vacantly arranged in the inner chamber for it Oscillating plate (22)；Electromagnetic drive mechanism, it is arranged in the inner chamber, there is at least one coil (32) and magnetic field component, the magnetic field component Under electromagnetic field coordinates caused by caused fixed magnetic field and the coil (32), to drive the oscillating plate (22) perpendicular to institute State oscillating plate (22) setting direction on do it is of reciprocating vibration.
- 2. receiver according to claim 1, it is characterised in that：The electromagnetic drive mechanism, which also has, is fixed on described shake Soft magnetic bodies (31) on the direction side surface of the second cavity (14) one of dynamic plate (22), the coil (32) is set in described soft On magnet (31) and in second cavity (14), and the internal face of the coil (32) and the soft magnetic bodies (31) is outer Preset clearance between wall；The magnetic field component driving drives the oscillating plate (22) to do by the soft magnetic bodies (31) after electromagnetic field magnetization It is of reciprocating vibration.
- 3. receiver according to claim 1, it is characterised in that：The coil (32) is fixed on the oscillating plate (22) Towards on the side surface of the second cavity (14) one, the coil (32) and the reserved required gap of the magnetic field component.
- 4. the receiver according to Claims 2 or 3, it is characterised in that：The magnetic field component includes being fixed on described first The first permanent magnet (331) in cavity (13), and be fixed in second cavity (14) and with first permanent magnet (331) the second permanent magnet (332) being oppositely arranged；First permanent magnet (331) and the mutual face of second permanent magnet (332) To one end polarity it is identical, and vibration gap needed for reserving between the oscillating plate (22), the coil (32) is located at In the vibration gap in second cavity (14).
- 5. receiver according to claim 4, it is characterised in that：The magnetic field component also includes being arranged on the first shell The first yoke (333) on body (11) internal face, first permanent magnet (331) are fixed backwards to one end of the oscillating plate (22) In first yoke (333)；And/orThe second yoke (334) being arranged on the second housing (12) internal face, second permanent magnet (332) is backwards to described One end of oscillating plate (22) is fixed on second yoke (334).
- 6. according to the receiver described in claim 2,4 or 5, it is characterised in that：During corresponding to the soft magnetic bodies (31), the line Circle (32) is fixed on the internal face being located in second cavity (14) of the shell (1).
- 7. according to the receiver any one of claim 1-6, it is characterised in that：The vibrating diaphragm mechanism (2) also has solid Determine frame (21), one end of the oscillating plate (22) is fixed on the fixed frame (21), and the other end is vacantly in the fixed frame (21) in；The fixed frame (21) is fixed on the opening between first housing (11) and second housing (12).
- 8. according to the receiver any one of claim 1-7, it is characterised in that：Also include being opened in the shell respectively (1) sender (131) and sound regulating hole (141) on the wall of first cavity (13) and the second cavity (14)；Installation Pitch pipe (142) on the sound regulating hole (141) and in second cavity (14), and it is fixed on the shell (1) sound guide tube (15) being contained within outside wall surface and by the sender (131).
- 9. a kind of assembly technology of receiver, it is characterised in that comprise the following steps：S1：The first permanent magnet (331) is fixed on the first housing (11) internal face in advance；Second permanent magnet (332) is fixed on the second housing (12) internal face, and coil (32) is fixed on the second housing (12) inwall On face and positioned at the top of the second permanent magnet (332)；Soft magnetic bodies (31) are fixed on the oscillating plate (22) of vibrating diaphragm mechanism (2) on a side surface of tibial membrane (23) in advance；S2：By in soft magnetic bodies (31) the insertion coil (32) in vibrating diaphragm mechanism (2), the fixed frame (21) of vibrating diaphragm mechanism (2) is fixed Consolidate on the internal face of the first housing (11) or the second housing (12), then by the opening of the first housing (11) and the second housing (12) Fixed connection；OrSoft magnetic bodies (31) in vibrating diaphragm mechanism (2) are stretched into coil (32), the fixed frame (21) of vibrating diaphragm mechanism (2) is fixed on the Between the opening of one housing (11) and the second housing (12).
- 10. the assembly technology of receiver according to claim 9, it is characterised in that：The receiver also includes the first magnetic Yoke (333) and the second yoke (334)；In S1 steps, the first yoke (333) is fixed on the internal face of the first housing (11) in advance, then by the first permanent magnet (331) it is fixed in the first yoke (333)；The second yoke (334) is fixed on the internal face of the second housing (12) in advance, then the second permanent magnet (332) is fixed on In second yoke (334).
- 11. the assembly technology of the receiver according to claim 9 or 10, it is characterised in that：The receiver also includes adjusting Sound tube (142)；In S1 steps, pitch pipe (142) is installed in advance on the sound regulating hole (141) in the side wall in the second housing (12)；After S2 steps, it is additionally included in shell (1) outside wall surface and sound guide tube (15) is installed so that sound guide tube (15) is by first shell Sender (131) on body (11) is included in its inner chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710620793.0A CN107484089A (en) | 2017-07-26 | 2017-07-26 | A kind of receiver and its assembly technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710620793.0A CN107484089A (en) | 2017-07-26 | 2017-07-26 | A kind of receiver and its assembly technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107484089A true CN107484089A (en) | 2017-12-15 |
Family
ID=60597145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710620793.0A Pending CN107484089A (en) | 2017-07-26 | 2017-07-26 | A kind of receiver and its assembly technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107484089A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108093353A (en) * | 2017-12-25 | 2018-05-29 | 苏州明氏自动化技术有限公司 | Moving-iron receiver and its assembly method |
| CN108347680A (en) * | 2018-05-09 | 2018-07-31 | 苏州逸巛声学科技有限公司 | A kind of acoustical generator |
| CN108924707A (en) * | 2018-08-24 | 2018-11-30 | 苏州三色峰电子有限公司 | A kind of diaphragm unit and the receiver based on the diaphragm unit and preparation method thereof |
| CN109005488A (en) * | 2018-09-11 | 2018-12-14 | 常州阿木奇声学科技有限公司 | A kind of moving-coil loudspeaker |
| CN109756831A (en) * | 2018-12-28 | 2019-05-14 | 刘邵安 | A kind of receiver |
| CN110049160A (en) * | 2019-04-30 | 2019-07-23 | 维沃移动通信有限公司 | A kind of mobile terminal |
| CN110740409A (en) * | 2019-10-31 | 2020-01-31 | 维沃移动通信有限公司 | electroacoustic device and electronic equipment |
| WO2020134192A1 (en) * | 2018-12-25 | 2020-07-02 | 苏州三色峰电子有限公司 | Receiver |
| WO2020134190A1 (en) * | 2018-12-25 | 2020-07-02 | 苏州三色峰电子有限公司 | Receiver |
| CN111800714A (en) * | 2019-07-23 | 2020-10-20 | 深圳市豪恩声学股份有限公司 | Speaker and electronic equipment |
| CN111866676A (en) * | 2019-04-29 | 2020-10-30 | 美商富迪科技股份有限公司 | Movable embedded microstructure and micro loudspeaker |
| CN112770237A (en) * | 2021-02-02 | 2021-05-07 | 歌尔股份有限公司 | Sound monomer |
| CN112770234A (en) * | 2021-02-02 | 2021-05-07 | 歌尔股份有限公司 | Sound monomer |
| CN112770236A (en) * | 2021-02-02 | 2021-05-07 | 歌尔股份有限公司 | Sound monomer |
| CN112770233A (en) * | 2021-02-02 | 2021-05-07 | 歌尔股份有限公司 | Sound monomer |
| CN112788473A (en) * | 2021-03-11 | 2021-05-11 | 维沃移动通信有限公司 | Earphone set |
| WO2022166375A1 (en) * | 2021-02-02 | 2022-08-11 | 歌尔股份有限公司 | Sound production unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108093353A (en) * | 2017-12-25 | 2018-05-29 | 苏州明氏自动化技术有限公司 | Moving-iron receiver and its assembly method |
| CN108347680A (en) * | 2018-05-09 | 2018-07-31 | 苏州逸巛声学科技有限公司 | A kind of acoustical generator |
| CN108924707A (en) * | 2018-08-24 | 2018-11-30 | 苏州三色峰电子有限公司 | A kind of diaphragm unit and the receiver based on the diaphragm unit and preparation method thereof |
| CN109005488A (en) * | 2018-09-11 | 2018-12-14 | 常州阿木奇声学科技有限公司 | A kind of moving-coil loudspeaker |
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| WO2020134192A1 (en) * | 2018-12-25 | 2020-07-02 | 苏州三色峰电子有限公司 | Receiver |
| WO2020134190A1 (en) * | 2018-12-25 | 2020-07-02 | 苏州三色峰电子有限公司 | Receiver |
| CN109756831A (en) * | 2018-12-28 | 2019-05-14 | 刘邵安 | A kind of receiver |
| CN111866676A (en) * | 2019-04-29 | 2020-10-30 | 美商富迪科技股份有限公司 | Movable embedded microstructure and micro loudspeaker |
| CN110049160A (en) * | 2019-04-30 | 2019-07-23 | 维沃移动通信有限公司 | A kind of mobile terminal |
| CN111800714A (en) * | 2019-07-23 | 2020-10-20 | 深圳市豪恩声学股份有限公司 | Speaker and electronic equipment |
| CN110740409A (en) * | 2019-10-31 | 2020-01-31 | 维沃移动通信有限公司 | electroacoustic device and electronic equipment |
| CN112770237A (en) * | 2021-02-02 | 2021-05-07 | 歌尔股份有限公司 | Sound monomer |
| CN112770234A (en) * | 2021-02-02 | 2021-05-07 | 歌尔股份有限公司 | Sound monomer |
| CN112770236A (en) * | 2021-02-02 | 2021-05-07 | 歌尔股份有限公司 | Sound monomer |
| CN112770233A (en) * | 2021-02-02 | 2021-05-07 | 歌尔股份有限公司 | Sound monomer |
| WO2022166375A1 (en) * | 2021-02-02 | 2022-08-11 | 歌尔股份有限公司 | Sound production unit |
| WO2022166379A1 (en) * | 2021-02-02 | 2022-08-11 | 歌尔股份有限公司 | Sound producing unit |
| CN112788473A (en) * | 2021-03-11 | 2021-05-11 | 维沃移动通信有限公司 | Earphone set |
| CN112788473B (en) * | 2021-03-11 | 2023-12-26 | 维沃移动通信有限公司 | earphone |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 368 Youyi Road, Babai friendship Industrial Zone, Songling Town, Wujiang District, Suzhou City, Jiangsu Province Applicant after: Suzhou Yiyi Electronic Technology Co., Ltd Address before: Song Ling Zhen Wujiang District of Suzhou City, Jiangsu province 215299 Suzhou River Road No. 18 Applicant before: Suzhou Yilan Acoustic Technology Co.,Ltd. |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 215299 No. 168, Ludang Road, Jiangling street, Wujiang District, Suzhou City, Jiangsu Province (north of the original Lingyi Road) Applicant after: Suzhou Yiyi Technology Co.,Ltd. Address before: No. 368, Youyi Road, Bache Youyi Industrial Zone, Songling Town, Wujiang District, Suzhou City, Jiangsu Province Applicant before: Suzhou Yiyi Electronic Technology Co., Ltd |