CN106255013A - A kind of voice coil structure - Google Patents
A kind of voice coil structure Download PDFInfo
- Publication number
- CN106255013A CN106255013A CN201610694817.2A CN201610694817A CN106255013A CN 106255013 A CN106255013 A CN 106255013A CN 201610694817 A CN201610694817 A CN 201610694817A CN 106255013 A CN106255013 A CN 106255013A
- Authority
- CN
- China
- Prior art keywords
- voice coil
- loudspeaker voice
- coil loudspeaker
- sidewall portion
- side wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 241000755266 Kathetostoma giganteum Species 0.000 claims description 3
- 230000001629 suppression Effects 0.000 abstract description 4
- 230000010355 oscillation Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910001051 Magnalium Inorganic materials 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 150000002680 magnesium Chemical class 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/04—Construction, mounting, or centering of coil
- H04R9/041—Centering
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
- H04R1/2807—Enclosures comprising vibrating or resonating arrangements
- H04R1/2811—Enclosures comprising vibrating or resonating arrangements for loudspeaker transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
- H04R2209/041—Voice coil arrangements comprising more than one voice coil unit on the same bobbin
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The invention discloses a kind of voice coil structure, the first side wall portion is provided with the first voice coil loudspeaker voice coil, the second side of sidewall portion is provided with the second voice coil loudspeaker voice coil；The inside being positioned at side of sidewall portion in described first voice coil loudspeaker voice coil and described second voice coil loudspeaker voice coil, another is positioned at the outside of side of sidewall portion, and is all resisted against on described step.The voice coil structure of the present invention, the voice coil loudspeaker voice coil being positioned at outside can provide inside binding force to speech coil framework；The voice coil loudspeaker voice coil in outside can provide outside support force to speech coil framework, by the two power can active balance speech coil framework resonance time power of vacillating now to the left, now to the right, such that it is able to the suppression resonance of speech coil framework, deformation, can effectively reduce due to the deformation of skeleton resonance that the framework collapse, the skeleton that occur separate with voice coil loudspeaker voice coil, voice coil loudspeaker voice coil loose wire and the problem of broken string.High frequency characteristics and the distortion performance of sound-producing device can also be improved.
Description
Technical field
The present invention relates to electroacoustic field, more particularly, to a kind of voice coil loudspeaker voice coil that can be applicable in sound-producing device vibrational system
Structure.
Background technology
The vibrational system of speaker generally comprises vibrating diaphragm, is positioned at the voice coil loudspeaker voice coil below vibrating diaphragm, for fixing voice coil loudspeaker voice coil and being incorporated into
Speech coil framework on the downside of vibrating diaphragm.Voice coil loudspeaker voice coil is mainly played a supportive role by speech coil framework, to prevent voice coil loudspeaker voice coil from deforming.
Along with Microspeaker is more and more higher for the requirement of full frequency band performance, when on skeleton, the voice coil loudspeaker voice coil winding number of plies is less
Time, voice coil loudspeaker voice coil is smaller to the binding force of skeleton, and speech coil framework there will be stronger self-resonance at specific frequency band；High-strength
Degree, work long hours after, skeleton is due to the continuous deformation of resonance and recovers deformation, there is framework collapse, skeleton separates with voice coil loudspeaker voice coil
Risk.And stronger skeleton resonance can drive deformation and the resonance in voice coil loudspeaker voice coil occurred level direction together that binding force is less,
The problem that voice coil loudspeaker voice coil loose wire easily occurs after working long hours.And the resonance that speech coil framework is in the horizontal direction, speaker sound can be made
Learn the high frequency characteristics in performance and distortion performance is deteriorated.
Summary of the invention
It is an object of the present invention to provide the new solution of a kind of voice coil structure.
According to the first aspect of the invention, it is provided that a kind of voice coil structure, have in hollow including surrounded by side of sidewall portion
The speech coil framework in chamber, described side of sidewall portion includes superposed the first side wall portion, is positioned at the second side of sidewall portion of bottom, and described first
The internal diameter of inner chamber that side of sidewall portion surrounds and the inner chamber that the second side of sidewall portion surrounds is different, at described the first side wall portion and the second side of sidewall portion
The position connected forms a step；
Described the first side wall portion is provided with the first voice coil loudspeaker voice coil, described second side of sidewall portion is provided with the second voice coil loudspeaker voice coil；Described
The inside being positioned at side of sidewall portion in one voice coil loudspeaker voice coil and described second voice coil loudspeaker voice coil, another is positioned at the outside of side of sidewall portion, and all against
On described step.
Optionally, described first voice coil loudspeaker voice coil and the second voice coil loudspeaker voice coil are connected in series.
Optionally, described first voice coil loudspeaker voice coil and the second voice coil loudspeaker voice coil are connected in parallel.
Optionally, the inner chamber that the internal diameter size of the inner chamber that described the first side wall portion surrounds surrounds more than the second side of sidewall portion
Internal diameter size；
Described first voice coil loudspeaker voice coil is arranged on the inwall in the first side wall portion；Described second voice coil loudspeaker voice coil is arranged on outside the second side of sidewall portion
On wall.
Optionally, the inner chamber that the internal diameter size of the inner chamber that described the first side wall portion surrounds surrounds less than the second side of sidewall portion
Internal diameter size；
Described first voice coil loudspeaker voice coil is arranged on the outer wall in the first side wall portion；Described second voice coil loudspeaker voice coil is arranged on the interior of the second side of sidewall portion
On wall.
Optionally, described first voice coil loudspeaker voice coil and described second voice coil loudspeaker voice coil are the most overlapping is arranged.
Optionally, the distance between external diameter and the external diameter of described second side of sidewall portion in described the first side wall portion less than or etc.
In described first voice coil loudspeaker voice coil, the thickness of the second voice coil loudspeaker voice coil.
Optionally, also including the top covering described speech coil framework upper end open, described side of sidewall portion, top are wholely set
Define the tubular structure of lower ending opening.
Optionally, described top is flat-head type, middle part convex closure type, medial recess type or middle part hollow type.
Optionally, described side of sidewall portion is provided with for the first voice coil loudspeaker voice coil, the through hole of the second voice coil loudspeaker voice coil conducting or breach.
The inside being positioned at side of sidewall portion in the voice coil structure of the present invention, described first voice coil loudspeaker voice coil and described second voice coil loudspeaker voice coil,
Another is positioned at the outside of side of sidewall portion, and is all resisted against on described step so that the voice coil loudspeaker voice coil being positioned at outside can be to speech coil framework
Inside binding force is provided；Voice coil loudspeaker voice coil outside being positioned at can provide outside support force to speech coil framework, can by the two power
Power of vacillating now to the left, now to the right during active balance speech coil framework resonance, such that it is able to the suppression resonance of speech coil framework, deformation, can effectively reduce
Due to the deformation of skeleton resonance, the framework collapse, the skeleton that occur separate with voice coil loudspeaker voice coil, voice coil loudspeaker voice coil loose wire and the problem of broken string.Can also change
The high frequency characteristics of kind sound-producing device and distortion performance.
It was found by the inventors of the present invention that in the prior art, high intensity, work long hours after, skeleton is due to resonance
, there is framework collapse, risk that skeleton separates with voice coil loudspeaker voice coil in constantly deformation and recover deformation.Therefore, the skill that the present invention is to be realized
That art task or the those skilled in the art of technical problem is that to be solved never expect or it is not expected that, therefore this
Bright is a kind of new technical scheme.
By detailed description to the exemplary embodiment of the present invention referring to the drawings, the further feature of the present invention and
Advantage will be made apparent from.
Accompanying drawing explanation
Combined in the description and the accompanying drawing of the part that constitutes description shows embodiments of the invention, and even
With its explanation together for explaining the principle of the present invention.
Fig. 1 is the profile of voice coil structure of the present invention.
Fig. 2 is the profile of speech coil framework of the present invention.
Fig. 3 is the profile of another embodiment of speech coil framework of the present invention.
Detailed description of the invention
The various exemplary embodiments of the present invention are described in detail now with reference to accompanying drawing.It should also be noted that unless additionally have
Body illustrates, the parts illustrated the most in these embodiments and positioned opposite, the numerical expression of step and numerical value are not intended to this
The scope of invention.
Description only actually at least one exemplary embodiment is illustrative below, never as to the present invention
And any restriction applied or use.
May be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of when, described technology, method and apparatus should be considered a part for description.
It is shown here that any occurrence should be construed as merely exemplary with in all examples discussed, and not
It is as restriction.Therefore, other example of exemplary embodiment can have different values.
It should also be noted that similar label and letter represent similar terms, therefore, the most a certain Xiang Yi in following accompanying drawing
Individual accompanying drawing is defined, then need not it is further discussed in accompanying drawing subsequently.
With reference to Fig. 1, the invention provides a kind of voice coil structure, it includes being had hollow cavity by what side of sidewall portion 1 surrounded
Speech coil framework, the shape of cross section of described speech coil framework can be rectangle well-known to those skilled in the art, circle or waist
Shape.
The voice coil structure of the present invention, also includes first voice coil loudspeaker voice coil the 3, second voice coil loudspeaker voice coil 4 being arranged on side of sidewall portion 1, described first
The inside being positioned at side of sidewall portion 1 in voice coil loudspeaker voice coil 3 and described second voice coil loudspeaker voice coil 4, another is positioned at the outside of side of sidewall portion 1.At sidewall
The method forming voice coil loudspeaker voice coil in portion 1 belongs to the common knowledge of those skilled in the art, such as, directly can carry out in the outside of side of sidewall portion 1
It is wound around, is positioned at the first voice coil loudspeaker voice coil 3 outside side of sidewall portion 1 to be formed.Forming the second voice coil loudspeaker voice coil 4 when, can be first according to predetermined
Shape coiling the second voice coil loudspeaker voice coil 4, is enclosed within the second voice coil loudspeaker voice coil 4 on the inwall of side of sidewall portion 1 afterwards, and can be bondd by glue material, from
And define the second voice coil loudspeaker voice coil 4 being positioned at inside side of sidewall portion 1.Certainly, the first voice coil loudspeaker voice coil 3 can also be arranged on the inner side of side of sidewall portion 1, the
Two voice coil loudspeaker voice coils 4 can also be arranged on the outside of side of sidewall portion 1, and this will be described in greater detail below.
Together with first voice coil loudspeaker voice coil 3 needs of the present invention turn on the second voice coil loudspeaker voice coil 4, with by first voice coil loudspeaker voice coil the 3, second voice coil loudspeaker voice coil 4 even
Lead in external circuit.In one preferred embodiment of the invention, a through hole or breach can be set on side of sidewall portion 1,
First voice coil loudspeaker voice coil the 3, second voice coil loudspeaker voice coil 4 is turned on together by the connecting line through this through hole or breach.
First voice coil loudspeaker voice coil 3 of the present invention and the second voice coil loudspeaker voice coil 4 can use same voice coil line coiling to form, such as, forming second
After voice coil loudspeaker voice coil 4, can by one of them free termination of the second voice coil loudspeaker voice coil 4 through the above-mentioned through hole arranged on side of sidewall portion 1 or breach, and
On the outside side wall of side of sidewall portion 1, coiling forms the first above-mentioned voice coil loudspeaker voice coil 3, it is achieved that the first voice coil loudspeaker voice coil 3 is connected with the second voice coil loudspeaker voice coil 4.
The present invention another preferred embodiment in, described first voice coil loudspeaker voice coil 3 can be connected in parallel with the second voice coil loudspeaker voice coil 4, thus
The power of output can be increased.
The voice coil structure of the present invention, described first voice coil loudspeaker voice coil 3 with the second voice coil loudspeaker voice coil 4 can be in the short transverse of side of sidewall portion 1
Completely overlapping, it is also possible to it is that part is overlapping, or stagger completely.Such as first voice coil loudspeaker voice coil 3 can be arranged on outside side of sidewall portion 1
The top of side, and the second voice coil loudspeaker voice coil 4 can be arranged on the bottom inside side of sidewall portion 1, the two staggers completely or part is overlapping；Otherwise
As the same.When voice coil structure is applied in the vibrational system of sound-producing device, need the free end of voice coil structure is stretched to magnetic circuit
In the magnetic gap of system, after energising so that voice coil structure can vibrate under the effect of magnetic circuit system, thus drives vibrating diaphragm to send out
Going out sound, this belongs to the common knowledge of those skilled in the art.
The voice coil structure of the present invention, installing when, can select to make the magnetic gap of the first voice coil loudspeaker voice coil 3 and magnetic circuit system to join
Being combined, after energising, the first voice coil loudspeaker voice coil 3 drives diaphragm oscillations under the effect of magnetic circuit system；Can also select to make the second voice coil loudspeaker voice coil 4
Being combined together with the magnetic gap of magnetic circuit system, after energising, the second voice coil loudspeaker voice coil 4 drives diaphragm oscillations under the effect of magnetic circuit system；
Can also select to make first voice coil loudspeaker voice coil the 3, second voice coil loudspeaker voice coil 4 magnetic gap jointly with magnetic circuit system be combined together, the first sound after energising
Circle the 3, second voice coil loudspeaker voice coil 4 drives diaphragm oscillations under the effect of magnetic circuit system jointly.
In one preferred embodiment of the invention, it is additionally provided with its upper end open of covering in the upper end of described speech coil framework
Top 2；This top 2 links together with the upper end of side of sidewall portion 1 so that described side of sidewall portion 1, top 2 define one jointly
The tubular structure of lower ending opening.Side of sidewall portion 1 in the present invention, top 2 can use identical material, such as, can use this
Magnesium material known to skilled person, aluminum, magnalium, or other alloy material.Described side of sidewall portion 1, top 2
Can be one, such as, same sheet material can be carried out cutting, bending, thus form the side of sidewall portion 1 of the present invention, top 2；Enter
One step ground, uses the bending shape of arc-shaped between described side of sidewall portion 1 and top 2.
During the vibrational system being applied in sound-producing device by the voice coil structure of the present invention, the top 2 of described speech coil framework can
By the way of gluing, it is bonded in the lower end of vibrating diaphragm, makes top 2 be bonded together with vibrating diaphragm；Now, the top 2 of this speech coil framework
The effect of vibrating diaphragm top dome can be played, to extend the high frequency characteristics of sound-producing device.Described top 2 can use flat-head type, middle part
The shape of hollow out in the middle part of convex closure type, medial recess type or employing, these are all several knots that in sounding field, top dome is commonly used
Structure, no longer illustrates at this.
In one preferred embodiment of the invention, described side of sidewall portion 1 includes superposed the first side wall portion 10, position
In the second side of sidewall portion 11 of bottom, with reference to Fig. 1, Fig. 2.Wherein, described the first side wall portion 10 surrounds inner chamber and the second side of sidewall portion
The internal diameter of 11 inner chambers surrounded is different so that the position being connected with the second side of sidewall portion 11 in described the first side wall portion 10 forms one
Rank 12.
Such as in a specific embodiment, the internal diameter size of the inner chamber that described the first side wall portion 10 surrounds is more than the
The internal diameter size of the inner chamber that two side of sidewall portion 11 surround, with reference to Fig. 2.The most described first voice coil loudspeaker voice coil 3 can be arranged on the first side wall portion
In the inside side walls of 10, and the lower end of described first voice coil loudspeaker voice coil 3 is resisted against the position of step 12；Described second voice coil loudspeaker voice coil 4 can be arranged
On the outside side wall of the second side of sidewall portion 11, and the upper end of described second voice coil loudspeaker voice coil 4 is resisted against the position of step 12.
The internal diameter of the inner chamber that the internal diameter size of the inner chamber surrounded due to the second side of sidewall portion 11 surrounds less than the first side wall portion 10
Size, is therefore arranged on the first voice coil loudspeaker voice coil 3 on the inwall in the first side wall portion 10, and the second voice coil loudspeaker voice coil 4 is arranged on the second side of sidewall portion 11
Outer wall on, the integral thickness after side of sidewall portion 1 is combined with second voice coil loudspeaker voice coil the 4, first voice coil loudspeaker voice coil 3 can be substantially reduced, thereby may be ensured that
Voice coil structure has enough oscillation spaces in the magnetic gap of vibrational system.
In another specific embodiment of the present invention, the internal diameter size of the inner chamber that described the first side wall portion 10 surrounds is less than
The internal diameter size of the inner chamber that the second side of sidewall portion 11 surrounds, with reference to Fig. 3.Now, described first voice coil loudspeaker voice coil 3 can be arranged on the first side wall
On the outer wall in portion 10, and the lower end of described first voice coil loudspeaker voice coil 3 is resisted against the position of step 12；Second voice coil loudspeaker voice coil 4 can be arranged on second
On the inwall of side of sidewall portion 11, and the upper end of described second voice coil loudspeaker voice coil 4 is resisted against the position of step 12；.
The inner chamber size surrounded due to the second side of sidewall portion 11 is more than the inner chamber size that the first side wall portion 10 surrounds, by the first sound
Circle 3 is arranged on the outer wall in the first side wall portion 10, and the second voice coil loudspeaker voice coil 4 is arranged on the inwall of the second side of sidewall portion 11, can be substantially reduced
Integral thickness after side of sidewall portion and the combination of second voice coil loudspeaker voice coil the 4, first voice coil loudspeaker voice coil 3, it is ensured that voice coil structure is in the magnetic gap of vibrational system
There are enough oscillation spaces.
The voice coil structure of the present invention, the step 12 of the first side wall portion 10 and the second side of sidewall portion 11 junction can pass through bending
Mode formed, the intensity of side of sidewall portion 1 entirety can be improved by this step 12, effectively prevent speech coil framework vertical direction,
Resonance in horizontal direction and deformation.First voice coil loudspeaker voice coil the 3, second voice coil loudspeaker voice coil 4 is arranged on the first side wall portion 10, second sidewall of correspondence
In portion 11, provide binding force or support force by the first voice coil loudspeaker voice coil 3, provide support force or binding force by the second voice coil loudspeaker voice coil 4, can be effective
Suppression speech coil framework resonance in the horizontal direction.
It may further be preferable that between the external diameter of the external diameter in described the first side wall portion 10 and described second side of sidewall portion 11 away from
From the thickness less than or equal to described first voice coil loudspeaker voice coil the 3, second voice coil loudspeaker voice coil 4.It is to say, the first side wall portion 10 and the second side of sidewall portion 11
The width of the step 12 that link position is formed, less than or equal to the thickness of described first voice coil loudspeaker voice coil the 3, second voice coil loudspeaker voice coil 4, prevents step 12
Take the space on side of sidewall portion 1 thickness direction, to ensure that voice coil structure has enough oscillation spaces in magnetic gap.
The inside being positioned at side of sidewall portion in the voice coil structure of the present invention, described first voice coil loudspeaker voice coil and described second voice coil loudspeaker voice coil,
Another is positioned at the outside of side of sidewall portion, and is all resisted against on described step so that the voice coil loudspeaker voice coil being positioned at outside can be to speech coil framework
Inside binding force is provided；Voice coil loudspeaker voice coil outside being positioned at can provide outside support force to speech coil framework, can by the two power
Power of vacillating now to the left, now to the right during active balance speech coil framework resonance, such that it is able to the suppression resonance of speech coil framework, deformation, can effectively reduce
Due to the deformation of skeleton resonance, the framework collapse, the skeleton that occur separate with voice coil loudspeaker voice coil, voice coil loudspeaker voice coil loose wire and the problem of broken string.Can also change
The high frequency characteristics of kind sound-producing device and distortion performance.
Although by example, some specific embodiments of the present invention have been described in detail, but the skill of this area
Art personnel are it should be understood that example above is merely to illustrate rather than in order to limit the scope of the present invention.The skill of this area
Art personnel are it should be understood that can modify to above example without departing from the scope and spirit of the present invention.This
Bright scope is defined by the following claims.
Claims (10)
1. a voice coil structure, it is characterised in that: include the speech coil framework with hollow cavity surrounded by side of sidewall portion (1), institute
State side of sidewall portion (1) to include superposed the first side wall portion (10), be positioned at second side of sidewall portion (11) of bottom, described the first side wall
The internal diameter of inner chamber that portion (10) surrounds and the inner chamber that the second side of sidewall portion (11) surrounds is different, described the first side wall portion (10) and the
The position that two side of sidewall portion (11) connect forms a step (12)；
Described the first side wall portion (10) is provided with the first voice coil loudspeaker voice coil (3), described second side of sidewall portion (11) is provided with the second voice coil loudspeaker voice coil
(4)；The inside being positioned at side of sidewall portion (1) in described first voice coil loudspeaker voice coil (3) and described second voice coil loudspeaker voice coil (4), another is positioned at side
The outside in wall portion (1), and be all resisted against on described step (12).
Voice coil structure the most according to claim 1, it is characterised in that: described first voice coil loudspeaker voice coil (3) is connected with the second voice coil loudspeaker voice coil (4)
Connect.
Voice coil structure the most according to claim 1, it is characterised in that: described first voice coil loudspeaker voice coil (3) is in parallel with the second voice coil loudspeaker voice coil (4)
Connect.
Voice coil structure the most according to claim 1, it is characterised in that: the inner chamber that described the first side wall portion (10) surrounds interior
The internal diameter size of the inner chamber that footpath size surrounds more than the second side of sidewall portion (11)；
Described first voice coil loudspeaker voice coil (3) is arranged on the inwall of the first side wall portion (10)；Described second voice coil loudspeaker voice coil (4) is arranged on the second sidewall
On the outer wall in portion (11).
Voice coil structure the most according to claim 1, it is characterised in that: the inner chamber that described the first side wall portion (10) surrounds interior
Footpath is smaller in size than the internal diameter size of the inner chamber that the second side of sidewall portion (11) surrounds；
Described first voice coil loudspeaker voice coil (3) is arranged on the outer wall of the first side wall portion (10)；Described second voice coil loudspeaker voice coil (4) is arranged on the second sidewall
On the inwall in portion (11).
Voice coil structure the most according to claim 1, it is characterised in that: described first voice coil loudspeaker voice coil (3) and described second voice coil loudspeaker voice coil (4)
The most overlapping setting in the vertical.
Voice coil structure the most according to claim 6, it is characterised in that: the external diameter of described the first side wall portion (10) and described the
Distance between the external diameter of two side of sidewall portion (11) is less than or equal to described first voice coil loudspeaker voice coil (3), the thickness of the second voice coil loudspeaker voice coil (4).
8. according to the voice coil structure described in claim 1 to 7 any claim, it is characterised in that: also include covering described sound
The top (2) of ring framework upper end open, described side of sidewall portion (1), top (2) are wholely set the tubular knot defining lower ending opening
Structure.
Voice coil structure the most according to claim 8, it is characterised in that: described top (2) be flat-head type, middle part convex closure type,
Medial recess type or middle part hollow type.
Voice coil structure the most according to claim 1, it is characterised in that: it is provided with on described side of sidewall portion (1) for the first sound
Through hole that circle (3), the second voice coil loudspeaker voice coil (4) turn on or breach.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610694817.2A CN106255013B (en) | 2016-08-18 | 2016-08-18 | Voice coil structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610694817.2A CN106255013B (en) | 2016-08-18 | 2016-08-18 | Voice coil structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106255013A true CN106255013A (en) | 2016-12-21 |
| CN106255013B CN106255013B (en) | 2022-04-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610694817.2A Active CN106255013B (en) | 2016-08-18 | 2016-08-18 | Voice coil structure |
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| Country | Link |
|---|---|
| CN (1) | CN106255013B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110856087A (en) * | 2019-11-25 | 2020-02-28 | 歌尔股份有限公司 | Speaker and electronic apparatus |
| CN111741415A (en) * | 2020-07-10 | 2020-10-02 | 瑞声科技(新加坡)有限公司 | Sound production device, voice coil thereof and winding method of voice coil |
| CN111818426A (en) * | 2020-07-22 | 2020-10-23 | 精拓丽音科技（北京）有限公司 | Skeleton voice coil and electroacoustic conversion device |
| WO2021012226A1 (en) * | 2019-07-22 | 2021-01-28 | 瑞声声学科技(深圳)有限公司 | Sound generating device |
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| CN111741415A (en) * | 2020-07-10 | 2020-10-02 | 瑞声科技(新加坡)有限公司 | Sound production device, voice coil thereof and winding method of voice coil |
| CN111818426A (en) * | 2020-07-22 | 2020-10-23 | 精拓丽音科技（北京）有限公司 | Skeleton voice coil and electroacoustic conversion device |
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