CN207117923U - New-type loudspeaker magnetic circuit, loudspeaker monomer and sound box system or electronic equipment - Google Patents
New-type loudspeaker magnetic circuit, loudspeaker monomer and sound box system or electronic equipment Download PDFInfo
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- CN207117923U CN207117923U CN201720562975.2U CN201720562975U CN207117923U CN 207117923 U CN207117923 U CN 207117923U CN 201720562975 U CN201720562975 U CN 201720562975U CN 207117923 U CN207117923 U CN 207117923U
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Abstract
The utility model discloses a kind of New-type loudspeaker magnetic circuit, loudspeaker monomer and sound box system or electronic equipment, magnetic circuit of loudspeaker is by upper conduction magnetic board, internal magnet or interior combination magnetic material, external magnet or outer combination magnetic material, lower magnetic conductive board is formed, upper conduction magnetic board, internal magnet either interior combination magnetic material and external magnet or the outer combination for combining magnetic material, lower magnetic conductive board three parts are sequentially connected in series from top to bottom, interior upper conduction magnetic board is inlaid among outer upper conduction magnetic board, accompanied between outer upper conduction magnetic board and lower magnetic conductive board, or it is bonded with internal magnet or interior combination magnetic material, external magnet or outer combination magnetic material, combined by the series and parallel of magnetic material, magnetic flux is dramatically increased in the case where not increasing the outside dimension of magnetic conduction system, lift magnetic force；And direct convection space is formed above and below magnetic gap and is obviously improved radiating efficiency, power of loudspeaker ability to bear is obviously improved, the symmetry of the magnetic line of force is obviously improved, is uniformly distributed, advantageously reduces non-linear distortion, lifts tonequality.
Description
Technical field
The utility model is related to electro-acoustic product technical field, specially a kind of New-type loudspeaker magnetic circuit, loudspeaker monomer and
Sound box system or electronic equipment.
Background technology
With the development of science and technology, the progress of society, pursuit of the people for Energy of Vocal Music also more and more higher.With loudspeaker
The fast development of industry, in either civilian sound equipment, Professional sound box or other types sound system, it is provided simultaneously with higher efficiency
The more high-power middle-and-high-ranking loudspeaker unit born is increasingly pursued.
Loudspeaker unit is a kind of electroacoustic energy conversion device.It is typically big by magnetic conduction system, support system, vibrational system three
Part forms.For the magnetic conduction system of coil-moving speaker, typically by magnet, upper magnetic conduction sheet, lower magnetic conduction sheet, magnetic conduction pole piece group
Into.Voice coil loudspeaker voice coil is positioned and secured at by vibrational system among the magnetic gap of magnetic conduction system, at work, receive the voice coil loudspeaker voice coil of electric signal by
Into magnetic gap, magneticaction drives diaphragm oscillations and promotes air and then realize conversion of the electric energy magnetic energy to acoustic energy.It can be seen that magnetic conduction system
System is most important for the acoustical behavior of loudspeaker and loudspeaker.
Obtaining higher efficiency loudspeaker using traditional approach mainly has two ways, and the first is to reduce vibrational system matter
Amount, but this power that can reduce vibrational system is born, and is unfavorable for more powerful realization；Second is exactly to use more large scale
Higher volume of magnetic material, but this needs while increases the size of magnetic conduction system, is unfavorable for loudspeaker miniaturization, light-weighted hair
Exhibition and realization.The mode that traditional hoisting power is born is also mainly to have two ways, and the first is the sound for selecting more heatproof
Loop material matter；Second is exactly to increase cross-ventilation in leading pole stem central aperture.The caloric value of voice coil loudspeaker voice coil in supersound projector
Very big, because voice coil loudspeaker voice coil is the relation being in magnetic conduction system magnetic gap, this partial heat is also that to be concentrated mainly on magnetic circuit system relative
Among closed magnetic gap, temperature is too high easily to cause voice coil loudspeaker voice coil to burn, and such cause thermal damage is to restrict to realize that loudspeaker is more high-power
One of principal element born.
Utility model content
The purpose of this utility model is that to solve the above problems and defect, there is provided a kind of New-type loudspeaker magnetic circuit,
Loudspeaker monomer and sound box system or electronic equipment, good magnetic circuit system is provided for high-power, high sound pressure demand loudspeaker
System selection, it is also beneficial to high-power, high sound pressure loudspeaker unit, sound box system or electronic equipment ultrathin, the reality of miniaturization
It is existing.
The utility model is achieved through the following technical solutions above-mentioned purpose：
A kind of New-type loudspeaker magnetic circuit, magnetic either interior combination magnetic material, external magnet or is combined by upper conduction magnetic board, internal magnet outside
Material, lower magnetic conductive board are formed, upper conduction magnetic board, internal magnet either the combination of interior combination magnetic material and external magnet or outer combination magnetic material, under
Magnetic conductive board three parts are sequentially connected in series from top to bottom, and upper conduction magnetic board is made up of outer upper conduction magnetic board, interior upper conduction magnetic board, in outer upper conduction magnetic board
Between be inlaid with interior upper conduction magnetic board, accompany or be bonded between outer upper conduction magnetic board and lower magnetic conductive board internal magnet or interior combination magnetic material,
External magnet or outer combination magnetic material；Either combination magnetic material is looped around outside internal magnet or interior combination magnetic material external magnet outside.
In the above-mentioned technical solutions, outer upper conduction magnetic board, interior upper conduction magnetic board, internal magnet or interior combination magnetic material, external magnet or
It is magnetic material that at least two or two groups of materials are combined in magnetic material, lower magnetic conductive board outside person.
As the preferred of above-mentioned technical proposal, the peripheral shape and size of the outer upper conduction magnetic board and lower magnetic conductive board are homogeneous
Cause.
As the preferred of above-mentioned technical proposal, the outer upper conduction magnetic board is annular magnetic material, interior upper conduction magnetic board be annulus or
Circular plate type magnetic material.
As the preferred of above-mentioned technical proposal, the internal magnet is independent cylinder or annular magnetic material, interior combination
Magnetic material is the cylindrical magnetic material parallel combination of multiple same size class.
As the preferred of above-mentioned technical proposal, the external magnet is annular magnetic material, and outer combination magnetic material is multiple identical chis
The cylindrical magnetic material parallel combination of very little grade.
Meanwhile the utility model provides a kind of loudspeaker monomer, it is provided with according to loudspeaker described in the utility model
Magnetic circuit system.
Meanwhile the utility model provides a kind of sound box system or electronic equipment, it is provided with described in the utility model raise
Sound device monomer.
The beneficial effects of the utility model are：
Combined by the series and parallel of magnetic material, magnetic flux is dramatically increased in the case where not increasing the outside dimension of magnetic conduction system
Amount, lift magnetic force；And direct convection space is formed above and below magnetic gap and is obviously improved radiating efficiency, it is obviously improved power of loudspeaker and holds
By ability.The utility model is can be seen that by different embodiments not only improving, loudspeaker higher efficiency or more is implemented separately
It is high-power to bear, it is also beneficial to realize higher efficiency and the more high-power target born simultaneously, it is existing mentioned by overall improvement
Restriction realizes higher efficiency and bears the problem of power is present more greatly in magnetic conduction system.For example, existing top raised at some
In sound device unit, the long magnetic gap of minor circle is a kind of design praised highly, but its magnetic conduction system will be very heavy, using this
Item utility model technology can significantly improves this problem.The utility model is also beneficial to small-sized or Microspeaker and realized
Higher efficiency, the more high-power pursuit born, it may also be said to be advantageous to efficient high power loudspeaker unit, sound box system it is small
Type, ultrathin.Other magnetic conduction system architecture of the present utility model is also obviously improved the symmetry of the magnetic line of force, is uniformly distributed, has
Beneficial to non-linear distortion is reduced, tonequality is lifted.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
The structural representation for the utility model magnetic circuit of loudspeaker that Fig. 1 is provided by the utility model embodiment 1；
The structural representation for the utility model magnetic circuit of loudspeaker that Fig. 2 is provided by the utility model embodiment 2；
The structural representation for the utility model magnetic circuit of loudspeaker that Fig. 3 is provided by the utility model embodiment 3；
The structural representation for the utility model magnetic circuit of loudspeaker that Fig. 4 is provided by the utility model embodiment 4.
In figure：In the outer upper conduction magnetic boards of 11-, 12- upper conduction magnetic board, 2- internal magnets either interior combination magnetic material, 3- external magnets or
Magnetic conductive board under outer combination magnetic material, 4-.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to shown in Fig. 1-4, a kind of New-type loudspeaker magnetic circuit, by upper conduction magnetic board, internal magnet or interior combination magnetic material 2,
External magnet or outer combination magnetic material 3, lower magnetic conductive board 4 are formed, upper conduction magnetic board, internal magnet or interior combination magnetic material 2 and external magnet or
The combining of magnetic material 3 is combined outside person, the three parts of lower magnetic conductive board 4 are sequentially connected in series from top to bottom, upper conduction magnetic board is by outer upper conduction magnetic board 11, interior
Upper conduction magnetic board 12 is formed, and interior upper conduction magnetic board 12 is inlaid among outer upper conduction magnetic board 11, between outer upper conduction magnetic board 11 and lower magnetic conductive board 4
Accompany or be bonded with internal magnet either interior combination magnetic material 2, external magnet or outer combination magnetic material 3；External magnet or outer combination magnetic material
3 are looped around outside internal magnet or interior combination magnetic material 2.
Embodiment 1
As shown in figure 1, outer upper conduction magnetic board 11 is annular, interior upper conduction magnetic board 12 is also annular, and interior upper conduction magnetic board 12 is embedding
Be enclosed in outer upper conduction magnetic board 11, external magnet 3 is annular, and an internal magnet 2 for being similarly annular is cased among external magnet 3, under lead
The circular slab of perforate centered on magnetic sheet 4, using localization tool, the annular internal magnet 2 for magnetic of having substituted the bad for the good, interior upper conduction magnetic board are led with
Magnetic sheet correspondence position is adhesively fixed；Using localization tool, by the annular iron 3 for magnetic of having substituted the bad for the good, outer upper conduction magnetic board 11 and lower magnetic conductive board 4
Correspondence position is adhesively fixed, internal magnet 2 is noted that during assembling, the magnet polarities of external magnet 3 up and down will be on the contrary, outside upper magnetic conduction
Plate 11, interior upper conduction magnetic board 12 magnet polarities up and down also will on the contrary, for cause combination after internal magnet 2, external magnet 3 magnet ring,
Upper conduction magnetic board forms the flux loop of a closure with lower magnetic conductive board 4, and greatly increases the magnetic of magnetic gap in the magnetic conduction system
Lines of force density and intensity.
Embodiment 2
As shown in Fig. 2 outer upper conduction magnetic board 11 is annular, interior upper conduction magnetic board 12, lower magnetic conductive board 4 are plectane, it is interior on lead
Magnetic sheet 12 is nested in outer upper conduction magnetic board 11, and outer combination magnetic material 3 is the cylindrical magnetic material parallel combination of multiple same size class,
Be looped around outside cylindrical internal magnet 2, using localization tool, by the cylindrical internal magnet 2 for magnetic of having substituted the bad for the good, interior upper conduction magnetic board 12 with
The lower correspondence position of magnetic conductive board 4 is adhesively fixed；Using localization tool, by the outer combination magnetic material 3 for magnetic of having substituted the bad for the good, outer upper conduction magnetic board 11 with
The lower correspondence position of magnetic conductive board 4 is adhesively fixed, and the cylinder of multiple same size class of outer combination magnetic material 3 is noted that during assembling
The magnetic force polarity of shape magnetic material up and down it is identical, and with the magnetic force opposite polarity up and down of cylindrical internal magnet 2 so that the circle after combination
Cylindricality internal magnet 2, outer combination magnetic material 3, upper conduction magnetic board form the flux loop of a closure with lower magnetic conductive board 4, and greatly
Increase the density of line of magnetic force and intensity of magnetic gap in the magnetic conduction system.
Embodiment 3
As shown in figure 3, outer upper conduction magnetic board 11, interior upper conduction magnetic board 12, internal magnet 2 are annular, interior upper conduction magnetic board 12 is embedding
It is enclosed in outer upper conduction magnetic board 11, outer combination magnetic material 3 is the cylindrical magnetic material parallel combination of multiple same size class, is looped around interior
Outside magnet 2, the circular slab of perforate centered on lower magnetic conductive board 4, using localization tool, by the internal magnet 2 for magnetic of having substituted the bad for the good, it is interior on lead
Magnetic sheet 12 is adhesively fixed with lower magnetic conductive board correspondence position；Using localization tool, by the outer combination magnetic material 3 for magnetic of having substituted the bad for the good, outside upper lead
Magnetic sheet 11 is adhesively fixed with the lower correspondence position of magnetic conductive board 4, and multiple identical sizes etc. of outer combination magnetic material 3 are noted that during assembling
The magnetic force polarity of the cylindrical magnetic material of level is identical up and down, and opposite with the polarity of magnetic force up and down of internal magnet 2 so that after combination
Internal magnet 2, outer combination magnetic material 3, upper conduction magnetic board form the flux loop of a closure with lower magnetic conductive board 4, and greatly increase
Add the density of line of magnetic force and intensity of magnetic gap in the magnetic conduction system.
Embodiment 4
As shown in figure 4, outer upper conduction magnetic board 11, interior upper conduction magnetic board 12 are annular, interior upper conduction magnetic board 12 is nested in outside upper
In magnetic conductive board 11, interior combination magnetic material 2, outer combination magnetic material 3 be the difference of the cylindrical magnetic material of multiple same size class and
Connection combination, outer combination magnetic material 3 are looped around outside interior combination magnetic material 2, and the circular slab of perforate, uses positioning centered on lower magnetic conductive board 4
Tool, the interior combination magnetic material 2 for magnetic of having substituted the bad for the good, interior upper conduction magnetic board 12 and the lower correspondence position of magnetic conductive board 4 are adhesively fixed；Use positioning
Tool, the outer combination magnetic material 3 for magnetic of having substituted the bad for the good, outer upper conduction magnetic board 11 and the lower correspondence position of magnetic conductive board 4 are adhesively fixed, needed during assembling
It should be noted that identical, outer combination magnetic above and below the magnetic force polarity of the cylindrical magnetic material of multiple same size class of interior combination magnetic material 2
The magnetic force polarity of the cylindrical magnetic material of multiple same size class of material 3 is also identical up and down, but inside and outside combination magnetic material 2,3
Polarity up and down it is opposite so that inside and outside combination magnetic material 2 after combination, 3, upper conduction magnetic board form a closure with lower magnetic conductive board 4
Flux loop, and greatly increase the density of line of magnetic force and intensity of magnetic gap in the magnetic conduction system.
As the preferred of above-mentioned technical proposal, the utility model can also provide a kind of audio amplifier for being provided with this kind of loudspeaker
System or electronic equipment, the electronic equipment are, for example, the alarm device of high sound pressure, sound wave weapon etc..
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (9)
- A kind of 1. New-type loudspeaker magnetic circuit, it is characterised in that by upper conduction magnetic board, internal magnet or interior combination magnetic material, external magnet or Magnetic material, lower magnetic conductive board composition are combined outside person, upper conduction magnetic board, internal magnet are either interior to combine magnetic material and external magnet or outer combination magnetic material Combine, lower magnetic conductive board three parts are sequentially connected in series from top to bottom, upper conduction magnetic board is made up of outer upper conduction magnetic board, interior upper conduction magnetic board, outside Interior upper conduction magnetic board is inlaid among upper conduction magnetic board, accompany or be bonded between outer upper conduction magnetic board and lower magnetic conductive board internal magnet or Interior combination magnetic material, external magnet or outer combination magnetic material；Either combination magnetic material is looped around internal magnet or interior combination magnetic to external magnet outside Outside material；Outer upper conduction magnetic board, interior upper conduction magnetic board, internal magnet are either interior to combine magnetic material, external magnet or outer combination magnetic material, lower magnetic conduction At least two or two groups of materials are magnetic material in plate.
- 2. a kind of New-type loudspeaker magnetic circuit according to claim 1, it is characterised in that the outer upper conduction magnetic board and lower magnetic conduction The peripheral shape of plate is consistent with size, and the outer upper conduction magnetic board is annular magnetic material, and interior upper conduction magnetic board is annulus or circular plate type Magnetic material.
- 3. a kind of New-type loudspeaker magnetic circuit according to claim 1, it is characterised in that the internal magnet is independent cylinder Shape or annular magnetic material, it is interior to combine the cylindrical magnetic material parallel combination that magnetic material is multiple same size class, the external magnet It is annular magnetic material, outer combination magnetic material is the cylindrical magnetic material parallel combination of multiple same size class.
- 4. a kind of New-type loudspeaker magnetic circuit according to claim 1, it is characterised in that outer upper conduction magnetic board is annular, interior Upper conduction magnetic board is also annular, and interior upper conduction magnetic board is nested in outer upper conduction magnetic board, and external magnet is annular, and one is cased among external magnet The individual internal magnet for being similarly annular, the circular slab of perforate centered on lower magnetic conductive board, internal magnet, the magnet polarities phase up and down of external magnet Instead, outer upper conduction magnetic board, the magnet polarities of interior upper conduction magnetic board are also opposite up and down so that internal magnet (2), external magnet (3) after combination Magnet ring, upper conduction magnetic board and lower magnetic conductive board (4) form the flux loop of a closure.
- 5. a kind of New-type loudspeaker magnetic circuit according to claim 1, it is characterised in that outer upper conduction magnetic board is annular, interior Upper conduction magnetic board, lower magnetic conductive board are plectane, and interior upper conduction magnetic board is nested in outer upper conduction magnetic board, and outer combination magnetic material is multiple identical chis The cylindrical magnetic material parallel combination of very little grade, is looped around outside cylindrical internal magnet, multiple identical sizes of outer combination magnetic material etc. Level cylindrical magnetic material magnetic force polarity up and down it is identical, and with the magnetic force opposite polarity up and down of cylindrical internal magnet so that group Cylindrical internal magnet, outer combination magnetic material, upper conduction magnetic board after conjunction form the flux loop of a closure with lower magnetic conductive board.
- A kind of 6. New-type loudspeaker magnetic circuit according to claim 1, it is characterised in that outer upper conduction magnetic board, interior upper conduction magnetic board, Internal magnet is annular, and interior upper conduction magnetic board is nested in outer upper conduction magnetic board, and outer combination magnetic material is multiple same size class Cylindrical magnetic material parallel combination, is looped around outside internal magnet, the circular slab of perforate centered on lower magnetic conductive board, outer to combine the more of magnetic material It is identical above and below the magnetic force polarity of the cylindrical magnetic material of individual same size class, and with the polarity of magnetic force up and down of internal magnet will on the contrary, So that internal magnet, outer combination magnetic material, the upper conduction magnetic board after combination form the flux loop of a closure with lower magnetic conductive board.
- 7. a kind of New-type loudspeaker magnetic circuit according to claim 1, it is characterised in that outer upper conduction magnetic board, interior upper conduction magnetic board It is annular, interior upper conduction magnetic board is nested in outer upper conduction magnetic board, and interior combination magnetic material, outer combination magnetic material are multiple identical sizes The parallel combination of the difference of the cylindrical magnetic material of grade, outer combination magnetic material is looped around outside interior combination magnetic material, during lower magnetic conductive board is The circular slab of heart perforate, it is interior combination magnetic material multiple same size class cylindrical magnetic material magnetic force polarity up and down it is identical, The magnetic force polarity of the cylindrical magnetic material of multiple same size class of outer combination magnetic material is also identical up and down, but inside and outside combination The opposite polarity up and down of magnetic material so that what inside and outside combination magnetic material, upper conduction magnetic board and lower magnetic conductive board formation one after combination closed Flux loop.
- 8. a kind of loudspeaker monomer, it is characterised in that it is provided with the magnetic circuit of loudspeaker according to claim 1.
- 9. a kind of sound box system or electronic equipment, it is characterised in that it is provided with loudspeaker list according to claim 1 Body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720562975.2U CN207117923U (en) | 2017-05-19 | 2017-05-19 | New-type loudspeaker magnetic circuit, loudspeaker monomer and sound box system or electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720562975.2U CN207117923U (en) | 2017-05-19 | 2017-05-19 | New-type loudspeaker magnetic circuit, loudspeaker monomer and sound box system or electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207117923U true CN207117923U (en) | 2018-03-16 |
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ID=61593885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720562975.2U Active CN207117923U (en) | 2017-05-19 | 2017-05-19 | New-type loudspeaker magnetic circuit, loudspeaker monomer and sound box system or electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207117923U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109888937A (en) * | 2019-04-29 | 2019-06-14 | 曹颂 | The integrated molding magnetically soft alloy structure of low frequency magnetic conduction |
-
2017
- 2017-05-19 CN CN201720562975.2U patent/CN207117923U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109888937A (en) * | 2019-04-29 | 2019-06-14 | 曹颂 | The integrated molding magnetically soft alloy structure of low frequency magnetic conduction |
| CN109888937B (en) * | 2019-04-29 | 2023-11-07 | 曹颂 | Integrated soft magnetic alloy structure with low-frequency magnetic conduction |
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Address after: No. 556, Juyuan Street, Yuanhe Street, Xiangcheng District, Suzhou City, Jiangsu Province 215000 Patentee after: SUZHOU CHANGYANG ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: Room 2301, No. 1200, Xiangcheng Avenue, Xiangcheng Economic Development Zone, Suzhou City, Jiangsu Province, 215131 Patentee before: SUZHOU CHANGYANG ELECTRONIC TECHNOLOGY Co.,Ltd. |
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