CN106658314B - Integral type voice coil magnet component and moving-magnetic type loudspeaker equipped with the component - Google Patents
Integral type voice coil magnet component and moving-magnetic type loudspeaker equipped with the component Download PDFInfo
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- CN106658314B CN106658314B CN201710162664.1A CN201710162664A CN106658314B CN 106658314 B CN106658314 B CN 106658314B CN 201710162664 A CN201710162664 A CN 201710162664A CN 106658314 B CN106658314 B CN 106658314B
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- voice coil
- magnet
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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
- 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
- H04R2400/00—Loudspeakers
- H04R2400/11—Aspects regarding the frame of loudspeaker transducers
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The invention discloses a kind of integral type voice coil magnet component and equipped with the moving-magnetic type loudspeaker of the component, wherein voice coil magnet component includes the voice coil for being provided with centre bore and the binding magnet with voice coil integrated injection molding；The preparatory coiling molding of voice coil；Binding magnet is combined as a whole by the resin and magnetic liquid mixed by Shooting Technique and voice coil, is magnetized after binding magnet injection molding.Because binding magnet is moulded in the centre of voice coil by the present invention by the way of injection molding, make the magnetic force of binding magnet, can easily be realized by adjusting the shape of the proportion and magnet of resin and magnetic liquid.After voice coil magnet component of the invention is used for moving-magnetic type loudspeaker, because the magnetic force of binding magnet can facilitate adjustment, makes loudspeaker can be good at controlling vibrating diaphragm equilbrium position, there is good speaker performance.Assembly precision and material precision are also improved, the techniques such as assembly are simplified.
Description
Technical field
It is dynamic the present invention relates to electro-acoustic product technical field more particularly to integral type voice coil magnet component and equipped with the component
Magnetic loudspeaker.
Background technique
Loudspeaker is the important acoustic element of portable electronic device, is turned between electric signal and voice signal for completing
It changes, is a kind of energy conversion device.Installation is distinguished according to working principle, and loudspeaker includes moving-magnetic type loudspeaker.Moving-magnetic type loudspeaking
The working principle of device is similar to moving iron type loud-speaker, is powered to forming electromagnet to voice coil, and electromagnet and permanent magnet interaction shake
Dynamic sounding.When needing extra magnets equilibrium magnetism, currently used mode is one piece of permanent magnet of insertion in voice coil.But
Existing mode has biggish requirement to the magnetic intensity and size of permanent magnet, requires a great deal of time and is verified, shadow
Production efficiency is rung.
Summary of the invention
In view of the above deficiencies, the first technical problem to be solved by the present invention is: providing a kind of integral type voice coil magnet
Binding magnet is moulded among voice coil by component by the way of injection molding, by adjusting the resin of binding magnet and matching for magnetic liquid
Than and magnet shape, readily realize the adjustment of binding magnet magnetic force.
In order to solve the above technical problems, the technical scheme is that
A kind of integral type voice coil magnet component, including be provided with centre bore voice coil and with the voice coil integrated injection molding at
The binding magnet of type；The preparatory coiling molding of voice coil；The binding magnet passes through note by the resin and magnetic liquid mixed
Modeling technique is combined as a whole with the voice coil, and magnetizes after the binding magnet injection molding.
Preferred embodiment is that the binding magnet includes the columnar part being combined as a whole and plate-like portion, and the columnar part is located at
In the centre bore of the voice coil, the plate-like portion is covered on a side surface of the voice coil.
Preferred embodiment is that the columnar part is identical as the shape of the plate-like portion, the shape with the centre bore of the voice coil
Shape is consistent.
Preferred embodiment is that the binding magnet vertically completely or partially fills up the centre bore of the voice coil.
Preferred embodiment is that the matched proportion density of the resin and the magnetic liquid is adapted with the magnetic force of the binding magnet.
Preferred embodiment is that the binding magnet magnetizes along the vertical direction.
Based on the same inventive concept, second technical problem to be solved by this invention is: providing a kind of moving-magnetic type loudspeaking
Device, voice coil used by the moving-magnetic type loudspeaker, assembly technology simplify, and assembly precision is high, makes the equilbrium position of vibrating diaphragm
It is more easier to control, there is good speaker performance.
In order to solve the above technical problems, the technical scheme is that
A kind of moving-magnetic type loudspeaker, including shell contain vibrating diaphragm and disposed in parallel with the vibrating diaphragm in the shell
Oscillator, the oscillator include above-mentioned integral type voice coil magnet component；The vibrating diaphragm is fixed with drive close to the side of the oscillator
Moving magnet, the oscillator are additionally provided with motor magnet close to the side of the vibrating diaphragm；The drive magnet and the integral type magnet
The center of Voice coil assemblies is oppositely arranged,；The direction of magnetization of the drive magnet and the motor magnet is vertical.
Preferred embodiment is that the integral type voice coil magnet component is fixed in frame, and the both ends of the frame are fixed respectively
Flexible supporting element；The elastic supporting member for supporting optical member has elastic deformation space in the horizontal direction.
Preferred embodiment is, the drive magnet is equipped with two pieces, there are two the integral type voice coil magnet component is set.
Preferred embodiment is that the frame between the two integral type voice coil magnet components is equipped with to magnetic magnet,
With described to the corresponding setting of magnetic magnet, the motor magnet is the motor magnet with the magnetizing direction to magnetic magnet
Vertical and the two magnetizing direction is opposite；The electrical current of the two integral type voice coil magnet components is contrary, two drivings
The magnetizing direction of magnet is opposite.
Preferred embodiment is, the mutually separate side of the two integral type voice coil magnet components is respectively covered with a magnetic conductive part, two
The magnetic conductive part structure is identical and is oppositely arranged, the knot of the structure of the magnetic conductive part and the integral type voice coil magnet component
Structure is adapted.
Preferred embodiment is that the shell includes the front cover and shell of combination together；The vibrating diaphragm is fixed on described
On front cover, the middle part of the front cover is equipped with acoustic aperture；Oscillator installation on the housing, the elastic supporting member for supporting optical member it is another
End is fixedly connected with the shell.
Preferred embodiment is that the elastic supporting member for supporting optical member is elastic slice, and the elastic slice includes two elastic arms, two elastic arms
It is connected as one positioned at ipsilateral end, the elastic arm is made of the wire rod of flat structure, and the wire rod is vertically
Width is all larger than its width horizontally；The end that two elastic arms are not connected respectively with the frame and described outer
Shell is fixedly connected.
Preferred embodiment is that the frame includes the bottom of rectangle, and it is perpendicular with bottom that the four corners of bottom are respectively provided with one
And the mounting portion upwardly extended, and the elastic slice is fixed together with the corresponding mounting portion
After adopting the above technical scheme, the beneficial effects of the present invention are: due to integral type voice coil magnet component of the invention
And the moving-magnetic type loudspeaker equipped with the component, wherein integral type voice coil magnet component include be provided with centre bore voice coil and with
The binding magnet of voice coil integrated injection molding；The preparatory coiling molding of voice coil；Binding magnet is by the resin and magnetic liquid that mix
It is combined as a whole by Shooting Technique and voice coil, and magnetized after binding magnet injection molding.Because the present invention is by the way of injection molding
Binding magnet is moulded in the centre of voice coil, makes the magnetic force of binding magnet, it can be by adjusting the proportion and magnetic of resin and magnetic liquid
The shape of iron is easily realized.After integral type voice coil magnet component of the invention is used for moving-magnetic type loudspeaker, because of bonding magnetic
The magnetic force that iron is used to balance vibrating diaphragm can be adjusted easily, made loudspeaker can be good at controlling vibrating diaphragm equilbrium position, made it have
Good speaker performance.Assembly precision and material precision are also substantially increased simultaneously, simplifies the techniques such as assembly.
It is consistent with the shape of the centre bore of voice coil since columnar part is identical as the shape of plate-like portion；It is further simplified
Assembly technology.
Since binding magnet vertically completely or partially fills up the centre bore of voice coil, injection phase can be according to required
Magnetic force adjusts the height that binding magnet is injected in the center of voice coil.
Since the matched proportion density of resin and magnetic liquid is adapted with the magnetic force of binding magnet, injection phase can be according to required
Magnetic force adjusts the proportion of resin and magnetic liquid.
In conclusion integral type voice coil magnet component of the invention is compared with prior art, solves and be in the prior art
When balance attraction, repulsive force are inserted into extra magnets among voice coil, the technology for selecting suitable extra magnets difficulty big asked
Topic；And resin and magnetic liquid are moulded in by integral type voice coil magnet component of the invention because it is by the way of integrated injection molding
The centre of voice coil control height, magnetic force of binding magnet after molding etc. can easily, so that assembly precision is improved,
Simplify assembly technology.
Detailed description of the invention
Structural schematic diagram when Fig. 1 is integral type voice coil magnet component of the present invention injection molding；
Fig. 2 is the structural schematic diagram when height of integral type voice coil magnet component of the present invention is low；
Fig. 3 is the structural schematic diagram when matched proportion density of integral type voice coil magnet component of the present invention is big；
Fig. 4 is the schematic cross-sectional view of moving-magnetic type loudspeaker in embodiment；
Fig. 5 is the decomposition texture schematic diagram of embodiment moving-magnetic type loudspeaker；
In figure: 1-injection molding tooling, 10-shells, 12-front covers, 120-go out acoustic aperture, 20-oscillating plates, 22-rings,
24-drive magnets, 26-motor magnets, 28-rings, 30-frame, 300-mounting portions, 32-magnetic conductive parts, 34-sounds
Circle, 36-binding magnets, 360-columnar parts, 361-plate-like portions, 38-are to magnetic magnet, 39-elastic slices, 42-arrows.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in Figure 1, Figure 2 and Figure 3, a kind of integral type voice coil magnet component, the voice coil 34 including being provided with centre bore, with
And the binding magnet 36 with 34 integrated injection molding of voice coil；The preparatory coiling of voice coil 34 molding；Binding magnet 36 passes through with voice coil 34
Shooting Technique is combined into one；Binding magnet 36 is combined by Shooting Technique with voice coil 34 by the resin and magnetic liquid mixed
It is integrated, and magnetizes after 36 injection molding of binding magnet.
As shown in Figure 1, Figure 2 and Figure 3, the binding magnet 36 of the present embodiment includes the columnar part 360 being combined as a whole and plate
Shape portion 361, columnar part 360 are located in the centre bore of voice coil 34, and plate-like portion 361 is covered on a side surface of voice coil 34.And
Columnar part 360 is identical as the shape of plate-like portion 361, consistent with the shape of the centre bore of voice coil 34, further simplifies dress
With technique.
As depicted in figs. 1 and 2, when being molded, the molding voice coil 32 of coiling is placed in injection molding tooling 1, this implementation
The voice coil 34 of example is flat structure, and the shape of injection molding tooling 1 is adapted with 34 shape of voice coil of integral type voice coil magnet component.Sound
It encloses after 34 flat placements and to inject the mixed of resin and magnetic liquid from its overcentre (shown in the arrow 42 in Fig. 1) to the center of voice coil 34
Close solution.According to the magnetic force of required binding magnet, the mixed solution of corresponding height is vertically injected at the center of voice coil 34, is molded
After finishing molding, what the height of binding magnet 36 reached required height.
As shown in figure 3, the magnetic force of adjustment binding magnet 36, can also come real by adjusting the matched proportion density of resin and magnetic liquid
It is existing, before injection molding after adjustment proportion, molding binding magnet 36 behind 34 center of voice coil is injected, required magnetic force is just obtained.Together
Operation is very easy for the adjustment of the magnetic force of sample binding magnet 36, the technique for simplifying assembly.
In addition the binding magnet 36 of this implementation magnetizes along the vertical direction.
As shown in Figure 4 and Figure 5, a kind of moving-magnetic type loudspeaker, including shell contain vibrating diaphragm and parallel with vibrating diaphragm in shell
The oscillator of setting, oscillator include above-mentioned integral type voice coil magnet component；Vibrating diaphragm is fixed with drive magnet close to the side of oscillator
24, oscillator is equipped with motor magnet 26 close to the side of vibrating diaphragm；Drive magnet 24 is opposite with the center of integral type voice coil magnet component
Setting；The direction of magnetization of drive magnet 24 and motor magnet 26 is vertical.
The moving-magnetic type loudspeaker of the present embodiment is rectangular parallelepiped structure, and shell includes the front cover 12 of combination together and outer
Shell 10, front cover 12 are the box like structure of lower end opening, and shell 10 is the box like structure of upper end opening, and the open end of front cover 12 fastens
On the open end of shell 10.Vibrating diaphragm is fixed on front cover 12, and the middle part of front cover 12 is equipped with acoustic aperture 120；Oscillator passes through two bullets
Piece 39 is suspended in the space that front cover 12 and shell 10 surround, and two elastic slices 39 are fixedly connected with shell 10.
As shown in Figure 4 and Figure 5, vibrating diaphragm is fixed with drive magnet 24 and motor magnet 26 in the middle part of the side of oscillator,
The direction of magnetization of drive magnet 24 and motor magnet 26 is vertical.Vibrating diaphragm includes the ring 22 positioned at edge in present embodiment
And it is fixed on the oscillating plate 20 at 22 middle part of ring, drive magnet 24 and motor magnet 26 are each attached on oscillating plate 20, ring 22
Edge part on the upside of be fixed with gasket ring 28, gasket ring 28 is fixed on the inside at 12 top of front cover, so that vibrating diaphragm is fixed on front cover
On 12.Oscillator includes integral type voice coil magnet component, and the voice coil 34 of the integral type voice coil magnet component is flat structure, and level is solid
It is scheduled in a frame 30, two elastic slices 39 are respectively fixedly connected in the both ends of frame 30, one end of elastic slice 39 and the fixed company of frame 30
It connects, the other end of elastic slice 39 is fixedly connected with shell 10, to oscillator is suspended in the space that front cover 12 and shell 10 surround.
As shown in Figure 4 and Figure 5, the preferred drive magnet 24 of present embodiment is equipped with two pieces, and motor magnet 26 is located at two drivings
Between magnet 24, while integral type voice coil magnet component also is provided with two, respectively setting corresponding with two drive magnets 24, and two
The direction of magnetization of drive magnet 24 on the contrary, the electrical current direction of the voice coil 34 of two integral type voice coil magnet components also on the contrary, such as
Shown in Fig. 4.Two drive magnets 24 are corresponding with the center of voice coil 34 of two integral type voice coil magnet components respectively, motor magnet 26
It is corresponding with the mutually close side of two voice coils 34 simultaneously.
As shown in Figure 4 and Figure 5, the binding magnet 36 of the integral type voice coil magnet component of this implementation respectively with two blocks of driving magnetic
Iron 24 is oppositely arranged, and two binding magnets 36 change itself according to the variation of the current direction by corresponding voice coil 34 respectively
The direction of magnetization, two integral type voice coil magnet components constitute two blocks of electromagnet.34 phase of voice coil of two integral type voice coil magnet components
Separate side is respectively covered with a magnetic conductive part 32, and two magnetic conductive parts, 32 structure is identical and is oppositely arranged.The knot of magnetic conductive part 32
Structure is adapted with the structure that voice coil 34 is located at center line side, i.e., magnetic conductive part 32 is adapted with the structure of half of voice coil 34,
It is only provide with a half and the half top of voice coil 34, magnetic field can be gathered to center, leakage field is reduced.The present embodiment glues
The plate-like portion 361 of knot magnet 36 is aligned setting with magnetic conductive part 32, that is, the integral type voice coil magnet component of the present embodiment
The plate-like portion 361 of binding magnet 36 is arranged towards drive magnet side.
As shown in Figure 4 and Figure 5, further preferred oscillator further includes being arranged in two integral type voice coil magnets to present embodiment
Between the voice coil 34 of component to magnetic magnet 38, magnetic magnet 38 is also secured in frame 30, to the direction of magnetization of magnetic magnet 38
It also is vertical, and the direction of magnetization to the direction of magnetization of magnetic magnet 38 and motor magnet 26 is on the contrary, as shown in Figure 4.Motor magnet
26 are greater than the size to magnetic magnet 38 on oscillator vibration direction in the size on oscillator vibration direction, and to magnetic magnet 38 and horse
It is corresponding up to the center of magnet 26.
As shown in Figure 4 and Figure 5, frame 30 includes the bottom of rectangle, and the four corners of bottom are respectively provided with one and mutually hang down with bottom
Mounting portion 300 that is straight and upwardly extending.Two integral type voice coil magnet components and the bottom that frame 30 is each attached to magnetic magnet 38
On, the end of elastic slice 39 is fixed on mounting portion 300.
As shown in Figure 4 and Figure 5, two elastic slices, 39 structure is identical.Elastic slice 39 includes two elastic arms, and two elastic arms are by flat
The wire rod of flat structure is made, and the width of wire rod vertically is all larger than its width horizontally, and two elastic arms are located at same
The end of side is connected as one, and certain angle is accompanied between two elastic arms, present embodiment preferably angle be acute angle, two
The end that elastic arm is not connected is fixedly connected with the mounting portion 300 of frame 30 and shell 10 respectively, and with frame 30 and outer
Tie point between shell 10 is respectively positioned on the ipsilateral of oscillator cross central line.Two elastic slices 39 are symmetrically set relative to the diagonal line of oscillator
It sets, i.e. two elastic slices 39 are bonded with two mounting portions 300 on the same diagonal line for being located at 30 bottom of frame are fixedly connected respectively
Together.
As Fig. 4 and Fig. 5 jointly shown in, the working principle of loudspeaker of the present invention is as follows: when the audio that voice coil 34 passes through alternation
When electric current, voice coil 34 and binding magnet 36 can become electromagnet, generate the magnetic field of a vertical direction, the magnetic field and drive magnet
24 interaction, due to integral type voice coil magnet component be in the vertical direction it is fixed, drive magnet can vibrate up and down,
Vibrating diaphragm vibrates up and down together with drive magnet 24, to instigate air sounding, realizes the function of loudspeaker.When voice coil passes through friendship
When the motor current of change, the voice coil that the magnetic strength wire cutting of motor magnet is powered, voice coil by Lorentz force effect and generate X to
Movement, to realize the vibrating function of motor.
Because moving-magnetic type loudspeaker of the invention is by the way of injection molding, binding magnet 36 is moulded in voice coil 34
The heart, instead of original mode in 34 center of voice coil insertion extra magnets.The magnetic force of binding magnet 36 is adjusted, it can be in injection molding rank
By adjusting the ratio of resin and magnetic liquid, the height of injection molding is realized for section, so that assembly precision and material precision are substantially increased,
Simplify the techniques such as assembly.Make moving-magnetic type loudspeaker of the invention, easily control the equilbrium position of vibrating diaphragm, has good
Speaker performance.
The preferred embodiment of present invention described above, is not intended to limit the invention, it is all in spirit of the invention and
Within principle it is made it is any modification, etc. same integral type voice coil magnet component and the moving-magnetic type loudspeaker knot equipped with the voice coil
The improvement etc. of structure, should all be included in the protection scope of the present invention.
Claims (13)
1. integral type voice coil magnet component, which is characterized in that including be provided with centre bore voice coil and with voice coil one
The binding magnet of injection molding；The preparatory coiling molding of voice coil；The binding magnet is by the resin and magnetic liquid that mix
It being combined as a whole by Shooting Technique and the voice coil, the binding magnet includes the columnar part being combined as a whole and plate-like portion,
The columnar part is located in the centre bore of the voice coil, and the plate-like portion is covered on a side surface of the voice coil, and described
It magnetizes after binding magnet injection molding.
2. integral type voice coil magnet component according to claim 1, which is characterized in that the columnar part and the plate-like portion
Shape it is identical, it is consistent with the shape of the centre bore of the voice coil.
3. integral type voice coil magnet component according to claim 1, which is characterized in that the binding magnet is vertically complete
The centre bore of the voice coil is filled up in portion or part.
4. integral type voice coil magnet component according to claim 1, which is characterized in that the resin and the magnetic liquid are matched
Specific concentration is adapted with the magnetic force of the binding magnet.
5. integral type voice coil magnet component according to claim 1, which is characterized in that the binding magnet is along the vertical direction
It magnetizes.
6. a kind of moving-magnetic type loudspeaker, which is characterized in that including shell, vibrating diaphragm is contained in the shell and is put down with the vibrating diaphragm
The oscillator of row setting, the oscillator includes integral type voice coil magnet component described in any one of claim 1 to 5；The vibrating diaphragm
Side close to the oscillator is fixed with drive magnet, and the oscillator is additionally provided with motor magnet close to the side of the vibrating diaphragm；Institute
The center for stating drive magnet and the integral type voice coil magnet component is oppositely arranged；The drive magnet and the motor magnet
The direction of magnetization is vertical.
7. moving-magnetic type loudspeaker according to claim 6, which is characterized in that the integral type voice coil magnet component is fixed on
In frame, the both ends of the frame are respectively fixed with elastic supporting member for supporting optical member；The elastic supporting member for supporting optical member has elasticity in the horizontal direction
Deformation space.
8. moving-magnetic type loudspeaker according to claim 7, which is characterized in that the drive magnet is equipped with two pieces, described one
There are two body formula voice coil magnet component is set.
9. moving-magnetic type loudspeaker according to claim 8, which is characterized in that be located at the two integral type voice coil magnet components
Between the frame be equipped with to magnetic magnet, the motor magnet is with described to the corresponding setting of magnetic magnet, the motor magnetic
Iron is that vertical and the two magnetizing direction is opposite with the magnetizing direction to magnetic magnet；The two integral type voice coil magnet components
Electrical current it is contrary, the magnetizing direction of two drive magnets is opposite.
10. moving-magnetic type loudspeaker according to claim 8, which is characterized in that the two integral type voice coil magnet component phases
Separate side is respectively covered with a magnetic conductive part, and the two magnetic conductive part structures are identical and are oppositely arranged, the magnetic conductive part
Structure is adapted with the structure of the integral type voice coil magnet component.
11. moving-magnetic type loudspeaker according to claim 9 or 10, which is characterized in that the shell includes that combination exists
Front cover and shell together；The vibrating diaphragm is fixed on the front cover, and the middle part of the front cover is equipped with acoustic aperture；The oscillator peace
On the housing, the other end of the elastic supporting member for supporting optical member is fixedly connected dress with the shell.
12. moving-magnetic type loudspeaker according to claim 11, which is characterized in that the elastic supporting member for supporting optical member is elastic slice, described
Elastic slice includes two elastic arms, and two elastic arms are located at ipsilateral end and are connected as one, and the elastic arm is by flat knot
The wire rod of structure is made, and the width of the wire rod vertically is all larger than its width horizontally；Two elastic arms are not
The end being connected is fixedly connected with the frame and the shell respectively.
13. moving-magnetic type loudspeaker according to claim 12, which is characterized in that the frame includes the bottom of rectangle, bottom
The four corners in portion are respectively provided with and the mounting portion that upwardly extends perpendicular with bottom, and the elastic slice and the corresponding installation
Portion is fixed together.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710162664.1A CN106658314B (en) | 2017-03-18 | 2017-03-18 | Integral type voice coil magnet component and moving-magnetic type loudspeaker equipped with the component |
| PCT/CN2017/078756 WO2018170944A1 (en) | 2017-03-18 | 2017-03-30 | Integrated magnet and voice coil assembly and moving magnet-type loudspeaker provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710162664.1A CN106658314B (en) | 2017-03-18 | 2017-03-18 | Integral type voice coil magnet component and moving-magnetic type loudspeaker equipped with the component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106658314A CN106658314A (en) | 2017-05-10 |
| CN106658314B true CN106658314B (en) | 2019-08-27 |
Family
ID=58847687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710162664.1A Active CN106658314B (en) | 2017-03-18 | 2017-03-18 | Integral type voice coil magnet component and moving-magnetic type loudspeaker equipped with the component |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106658314B (en) |
| WO (1) | WO2018170944A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107484089A (en) * | 2017-07-26 | 2017-12-15 | 苏州逸巛声学科技有限公司 | A kind of receiver and its assembly technology |
| CN111866696A (en) * | 2020-07-06 | 2020-10-30 | 东莞市融贤实业有限公司 | Multifunctional automatic balance sound gauge for loudspeaker and loudspeaker assembling method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63164800A (en) * | 1986-12-26 | 1988-07-08 | Matsushita Electric Ind Co Ltd | Speaker |
| CN2629379Y (en) * | 2003-03-21 | 2004-07-28 | Dlc设计公司 | Loudspeaker with coexisting magnet structure |
| CN1682327A (en) * | 2002-09-19 | 2005-10-12 | Nec东金株式会社 | Method for manufacturing bonded magnet and method for manufacturing magnetic device having bonded magnet |
| CN102461210A (en) * | 2009-05-21 | 2012-05-16 | 伯斯有限公司 | Loudspeaker inner suspension |
| KR20140095909A (en) * | 2013-01-25 | 2014-08-04 | 이남규 | Magnetic circuit for speaker and manufacturing method thereof |
| CN104936112A (en) * | 2015-07-01 | 2015-09-23 | 深圳精拓创新科技有限公司 | Loudspeaker having dual-membrane structure and driving method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2461867B (en) * | 2008-07-11 | 2010-09-22 | Cooper Medc Ltd | Speaker assembly |
| CN202750223U (en) * | 2012-08-01 | 2013-02-20 | 楼氏电子（北京）有限公司 | Magnetic circuit system and moving-coil type electroacoustic transducer comprising same |
| CN103686558B (en) * | 2013-12-03 | 2017-10-27 | 歌尔股份有限公司 | Speaker unit |
-
2017
- 2017-03-18 CN CN201710162664.1A patent/CN106658314B/en active Active
- 2017-03-30 WO PCT/CN2017/078756 patent/WO2018170944A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63164800A (en) * | 1986-12-26 | 1988-07-08 | Matsushita Electric Ind Co Ltd | Speaker |
| CN1682327A (en) * | 2002-09-19 | 2005-10-12 | Nec东金株式会社 | Method for manufacturing bonded magnet and method for manufacturing magnetic device having bonded magnet |
| CN2629379Y (en) * | 2003-03-21 | 2004-07-28 | Dlc设计公司 | Loudspeaker with coexisting magnet structure |
| CN102461210A (en) * | 2009-05-21 | 2012-05-16 | 伯斯有限公司 | Loudspeaker inner suspension |
| KR20140095909A (en) * | 2013-01-25 | 2014-08-04 | 이남규 | Magnetic circuit for speaker and manufacturing method thereof |
| CN104936112A (en) * | 2015-07-01 | 2015-09-23 | 深圳精拓创新科技有限公司 | Loudspeaker having dual-membrane structure and driving method |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018170944A1 (en) | 2018-09-27 |
| CN106658314A (en) | 2017-05-10 |
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