CN208015991U - Double Tops piece side magnet structure, magnetic circuit system and loud speaker - Google Patents
Double Tops piece side magnet structure, magnetic circuit system and loud speaker Download PDFInfo
- Publication number
- CN208015991U CN208015991U CN201820021372.6U CN201820021372U CN208015991U CN 208015991 U CN208015991 U CN 208015991U CN 201820021372 U CN201820021372 U CN 201820021372U CN 208015991 U CN208015991 U CN 208015991U
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- China
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- side magnet
- circuit system
- top flat
- magnetic circuit
- double tops
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Abstract
The utility model provides a kind of Double Tops piece side magnet structure, magnetic circuit system and loud speaker, wherein Double Tops piece side magnet structure is connected to the magnetic bowl of the magnetic circuit system, the Double Tops piece magnet, top top flat and following top flat when magnet structure includes；Wherein, there is the side magnet upper and lower surface being mutually parallel, the upper surface of the side magnet to be connected with the top top flat, and the lower surface of the side magnet is connected by the following top flat with the magnetic bowl.The Double Tops piece side magnet structure, magnetic circuit system and loud speaker of the utility model can adjust the acoustical behavior of product, flexible design and processing and fabricating convenience according to actual demand.
Description
Technical field
The utility model is related to technical field of electronic products, more particularly to a kind of Double Tops piece side magnet structure, magnetic circuit system
And loud speaker.
Background technology
In loudspeaker design, due to the demand in structure design space, side magnet can not be designed to often in certain products
The regular smooth cuboid in structure is advised, and is necessarily designed to the magnet of a shaped cross-section with boss, the side
Magnet is connected to the magnetic bowl of magnetic circuit system by the boss, for example, in the loud speaker with spring oscillator, the presence of boss be for
To spring oscillator concede oscillation space.There are the following problems for the side magnet meeting of this kind of shaped cross-section：
1, that there are difficulty of processing is big for the side magnet of the shaped cross-section with boss, and production capacity is low, disadvantage of high cost, no
Has production.
If 2, removed this boss structure, the parameters such as magnetic field intensity can be caused to occur since the volume of side magnet reduces
Change and influence the acoustical behavior of loud speaker.
Utility model content
The purpose of this utility model is to provide a kind of Double Tops piece side magnet structure, magnetic circuit system and loud speaker, being capable of basis
Actual demand adjusts the acoustical behavior of product, flexible design and processing and fabricating convenience.
Following technical proposal can be used to realize in the above-mentioned purpose of the utility model：
The utility model provides a kind of Double Tops piece side magnet structure of magnetic circuit system, the connection of Double Tops piece side magnet structure
In the magnetic bowl of the magnetic circuit system, the Double Tops piece magnet, top top flat and following top flat when magnet structure includes；
Wherein, the side magnet has the upper and lower surface being mutually parallel, and the upper surface of the side magnet is connected with
The lower surface of the top top flat, the side magnet is connected by the following top flat with the magnetic bowl.
In the embodiment of the utility model, the following top flat is at least two, at least two following top flats
The center of the relatively described magnetic circuit system is symmetrical set, and is connected between the side magnet and the outer peripheral edge of the magnetic bowl.
In the embodiment of the utility model, round side top flat that the following top flat is integrally formed.
In the embodiment of the utility model, the width of the following top flat is less than the width of the side magnet, described
Below oscillation space is formed between top flat and the side magnet.
In the embodiment of the utility model, the material of the following top flat is soft magnetic materials.
The utility model also provides a kind of magnetic circuit system comprising Double Tops piece side as described above magnet structure, the magnetic
Road system further includes central magnet structure, and the central magnet structure and Double Tops piece side magnet structure are installed in the magnetic
The side of the magnetic bowl of road system, Double Tops piece side magnet structure are disposed around the periphery of the central magnet structure.
In the embodiment of the utility model, the following top flat of Double Tops piece side magnet structure is Nian Jie with the magnetic bowl
In conjunction with or be integrally formed.
In the embodiment of the utility model, the central magnet structure have center magnet and be connected to it is described in
The lower end of the upper center top flat of heart magnet upper end, the center magnet is connected on the magnetic bowl.
In the embodiment of the utility model, the center magnet also has lower center top flat, the center magnet logical
The lower center top flat is crossed to be connected on the magnetic bowl.
The utility model also provides a kind of loud speaker, and the loud speaker includes Double Tops piece as described above side magnet structure.
The characteristics of Double Tops piece side magnet of the utility model, magnetic circuit system and loud speaker and advantage are：By being designed with down
The magnet structure in the Double Tops piece of top flat can not only be realized and increase between side magnet and magnetic bowl the mesh of distance in vertical direction
, and the direct on the side of its magnetic circuit system of the loud speaker generally use in the prior art with spring oscillator can also be substituted
The lower surface of magnet is integrally formed the structure (that is, projection section in the side magnet of shaped cross-section) of boss.This practicality
On the basis of the novel rectangular shape that can ensure that side magnet is made to keep rule smooth, on the one hand it is convenient for the processing of side magnet,
So that it is had production and flexibility, on the other hand can also keep acoustical behavior identical with the side magnet designed with boss.
In addition, the magnetic circuit system can also change the thickness of following top flat and change the thickness of lower center top flat to adjust according to demand
The acoustical behavior of product, design are more flexible.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of an embodiment of the magnetic circuit system of the utility model.
Fig. 2 is the configuration schematic diagram of an embodiment of the magnetic circuit system of the utility model.
Fig. 3 is the structural schematic diagram of another embodiment of the magnetic circuit system of the utility model.
Fig. 4 is the configuration schematic diagram of another embodiment of the magnetic circuit system of the utility model.
Fig. 5 is the sectional view of the loud speaker of the utility model.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It should be noted that when element is referred to as " being fixed on " or " being set to " another element, it can be directly another
On one element or there may be centering elements.When an element is known as " being connected to " another element, it can be
It is directly connected to another element or there may be centering elements.
It should also be noted that, the orientation term such as left and right, upper and lower in the utility model, be only each other relative concept or
Be with the normal operating condition of product it is reference, and should not be regarded as restrictive.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with the technology for belonging to the utility model
The normally understood meaning of technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein "and/or" packet
Include any and all combinations of one or more relevant Listed Items.
Embodiment one
As depicted in figs. 1 and 2, the utility model provides a kind of Double Tops piece side magnet structure 1 of magnetic circuit system 2, this pair
Top flat side magnet structure 1 is connected to the magnetic bowl 21 of magnetic circuit system 2, the Double Tops piece magnet 11, top when magnet structure includes
Top flat 12 and following top flat 13；Wherein, side magnet 11 has the upper surface 111 being mutually parallel and lower surface 112, the side magnet 11
Upper surface 111 be connected with top top flat 12, the lower surface 112 of the side magnet 11 is connected by following top flat 13 with magnetic bowl 21.
The Double Tops piece side magnet structure 1 is connected to the outer peripheral edge of magnetic bowl 21 by following top flat 13, which has certain
Thickness relatively increases the distance between side magnet 11 and magnetic bowl 21, so that the voice coil in merging 11 inner ring of side magnet
The magnetic field effective range that can be cut increases, on the basis of keeping the magnetic induction of original magnetic circuit system 2, by adjusting following
The thickness of top flat 13 can make the dynamic factor curve symmetry of product more preferable, and the total harmonic distortion of product is lower, the Double Tops piece side
The structure of magnet structure 1 is simple, can more easily achieve the purpose that the acoustical behavior for adjusting product.
Specifically, the side magnet 11 is in substantially round, with upper surface 111 and lower surface 112,111 He of upper surface
Lower surface 112 is plane and arranged in parallel.The top top flat 12 can be connected to side magnet 11 by way of bonding
Upper surface 111 on, which can be connected on the lower surface 112 of side magnet 11 by way of bonding.At this
In utility model, the material of following top flat 13 is soft magnetic materials, may be, for example, cold rolling carbon thin plate (SPCC), punching press cold rolling carbon
Plain thin plate (SPCD) or deep-draw cold rolling carbon thin plate (SPCE).
In a feasible embodiment, as shown in Figure 1, the width b of side magnet 11 is equal with the width a of following top flat 13,
This Double Tops piece side magnet structure 1 can be applicable in the magnetic circuit system 2 of conventional speakers；In another feasible embodiment, such as Fig. 3
Shown, the width a of the following top flat 13 is less than the width b of side magnet 11, is formed between following top flat 13 and side magnet 11
The Double Tops piece side magnet structure 1 of oscillation space 14, the embodiment is the magnetic circuit system 2 applied in the loud speaker with spring oscillator
In, wherein the oscillation space 14 is for used in spring oscillator vibration.
In the present invention, in a feasible embodiment, which is at least two, and at least two is following
Top flat 13 is symmetrical set with respect to the center of magnetic circuit system 2, and is connected between side magnet 11 and magnetic bowl 21.As shown in Figure 4
Specific example, the following top flat 13 include two strip top flats 131, and two strip top flats 131 are in respect to the center of magnetic circuit system 2
It is symmetrical arranged, and is connected on two long side side walls of side magnet 11；Certainly, in other examples, two strips
The center symmetric setting of the magnetic circuit system 2 relatively of top flat 131, and be connected on two short side side walls of side magnet 11；Alternatively,
In a further embodiment, which may include three strip top flats 131, three 131 spaced companies of strip top flat
It is connected on the lower surface 112 of side magnet 11, as long as can guarantee horizontal interval certain distance between side magnet 11 and magnetic bowl 21,
It is not limited herein.
In another feasible embodiment, as shown in Fig. 2, the round side top flat that the following top flat 13 is integrally formed, it should
On the lower surface 112 of round magnet 11 when top flat can be connected to by way of bonding.
Magnet 11 when the round that can be integrally formed in magnet 11 of the utility model, can also be according to the practical need of product
It is designed as two strips that the center of opposite magnetic circuit system 2 is symmetrical set magnet knot in magnet structure or four strips
Structure is not limited herein.
The Double Tops piece side magnet structure 1 of the utility model, by increasing following top flat between side magnet 11 and magnetic bowl 21
13, can not only realize increase side magnet 11 between magnetic bowl 21 in vertical direction at a distance from purpose, but also can also substitute existing
There is the lower surface 112 of the direct side magnet 11 in its magnetic circuit system of the loud speaker generally use with spring oscillator in technology
It is integrally formed the structure (that is, projection section in the side magnet of shaped cross-section) of boss.The utility model can ensure
On the basis of making the rectangular shape that side magnet 11 keeps rule smooth, on the one hand it is convenient for the processing of side magnet 11, it is made to have
On the other hand production and flexibility can also keep acoustical behavior identical with the side magnet designed with boss.In addition, this reality
The thickness of following top flat 13 can also be changed according to demand with novel Double Tops piece side magnet structure 1 to adjust the acoustics of product
Can, design is more flexible.
Embodiment two
As shown in Figures 1 to 4, the utility model also provides a kind of magnetic circuit system 2 comprising Double Tops piece side magnet structure 1,
The magnetic circuit system 2 further includes central magnet structure 22, and the central magnet structure 22 and Double Tops piece side magnet structure 1 are installed in magnetic
The side of the magnetic bowl 21 of road system 2, which is disposed around the periphery of central magnet structure 22, in Double Tops piece
Magnetic gap 41 is formed between side magnet structure 1 and central magnet structure 22.Wherein, which is embodiment party
Double Tops piece side magnet structure described in formula one, details are not described herein for concrete structure, operation principle and advantageous effect.
In a feasible embodiment, following top flat 13 and the magnetic bowl 21 of the Double Tops piece side magnet structure 1 are integrally formed.Tool
Body, which can be by casting and forming or punch forming in the outer peripheral edge of magnetic bowl 21；Alternatively, the following top flat 13
Also it can be shaped in magnetic bowl 21 by way of being removed the mechanical processing of material to magnetic bowl 21, be not limited herein.
In another feasible embodiment, the following top flat 13 of the Double Tops piece side magnet structure 1 is Nian Jie with magnetic bowl 21 to be combined.
In the present embodiment, as shown in Fig. 2, the central magnet structure 22 has center magnet 221 and is connected to center
The upper center top flat 222 of 221 upper end of magnet, the lower end of center magnet 221 are connected to the middle part of magnetic bowl 21.
Further, in order to improve the acoustical behavior of product, as shown in figure 4, the central magnet structure 22 also have it is lower in
Heart top flat 223, the center magnet 221 are connected to by lower center top flat 223 on magnetic bowl 21.
The magnetic circuit system 2 of the utility model not only may be used by being designed with the Double Tops piece side magnet structure 1 of following top flat 13
Purpose at a distance from realizing increase side magnet 11 between magnetic bowl 21 in vertical direction, and can also substitute in the prior art
The lower surface 112 of the direct side magnet 11 in its magnetic circuit system of loud speaker generally use with spring oscillator is integrally formed convex
The structure (that is, projection section in the side magnet of shaped cross-section) of platform.The utility model can ensure to make side magnet 11
On the basis of the rectangular shape for keeping rule smooth, on the one hand it is convenient for the processing of side magnet 11, it is made to have production and spirit
On the other hand activity can also keep acoustical behavior identical with the side magnet designed with boss.In addition, the magnetic circuit system may be used also
The acoustics of product is adjusted to change the thickness of following top flat 13 according to demand and change the thickness of lower center top flat 223
Can, design is more flexible.
Embodiment three
As shown in Figures 1 to 5, the utility model also provides a kind of loud speaker, which includes institute in embodiment one
The Double Tops piece side magnet structure 1 stated, concrete structure, operation principle and advantageous effect about Double Tops piece side magnet structure 1 are herein
It repeats no more.
The loud speaker includes magnetic circuit system 2 and the frame being connected on magnetic circuit system 23 and vibrating diaphragm 5, wherein vibrating diaphragm 5
Lower surface is connected with voice coil 4, and the lower end of voice coil 4 is inserted into the magnetic gap 41 of magnetic circuit system 2.Wherein, magnetic circuit system 2 is embodiment
Magnetic circuit system 2 described in two, about the concrete structure of magnetic circuit system 2, operation principle and advantageous effect, details are not described herein.
The loud speaker of the utility model, using the Double Tops piece side magnet structure 1 of embodiment one, by being designed with following top
The Double Tops piece side magnet structure 1 of piece 13 can not only realize the mesh increased between side magnet 11 and magnetic bowl 21 in vertical direction distance
, and the direct on the side of its magnetic circuit system of the loud speaker generally use in the prior art with spring oscillator can also be substituted
The lower surface 112 of magnet 11 is integrally formed the structure (that is, projection section in the side magnet of shaped cross-section) of boss.This
On the basis of utility model can ensure the rectangular shape for making side magnet 11 keep rule smooth, on the one hand it is convenient for side magnet 11
Processing, so that it is had production and flexibility, on the other hand can also keep sound identical with the side magnet designed with boss
Learn performance.In addition, the loud speaker can also change the thickness of following top flat 13 and change lower center top flat 223 according to demand
Thickness adjusts the acoustical behavior of product, and design is more flexible.
The foregoing is merely several embodiments of the utility model, and those skilled in the art is according to disclosed in application documents
Content can carry out the utility model embodiment spirit and scope of the various changes or modifications without departing from the utility model.
Claims (10)
1. a kind of Double Tops piece side magnet structure of magnetic circuit system, which is characterized in that Double Tops piece side magnet structure is connected to institute
State the magnetic bowl of magnetic circuit system, the Double Tops piece magnet, top top flat and following top flat when magnet structure includes；
Wherein, the side magnet has the upper and lower surface that is mutually parallel, and the upper surface of the side magnet is connected with described
The lower surface of top top flat, the side magnet is connected by the following top flat with the magnetic bowl.
2. the Double Tops piece side magnet structure of magnetic circuit system as described in claim 1, which is characterized in that the following top flat is extremely
Two few, the center of the relatively described magnetic circuit system of at least two following top flats is symmetrical set, and is connected to the side magnetic
Between body and the magnetic bowl.
3. the Double Tops piece side magnet structure of magnetic circuit system as described in claim 1, which is characterized in that the following top flat is one
Body formed round side top flat.
4. the Double Tops piece side magnet structure of magnetic circuit system as described in claim 1, which is characterized in that the width of the following top flat
Degree is formed with oscillation space less than the width of the side magnet between the following top flat and the side magnet.
5. the Double Tops piece side magnet structure of magnetic circuit system as described in claim 1, which is characterized in that the material of the following top flat
Material is soft magnetic materials.
6. a kind of magnetic circuit system, which is characterized in that including such as Double Tops piece according to any one of claims 1 to 5 side magnet knot
Structure, the magnetic circuit system further include central magnet structure, and the central magnet structure and Double Tops piece side magnet structure are pacified
Mounted in the side of the magnetic bowl of the magnetic circuit system, Double Tops piece side magnet structure is disposed around the outer of the central magnet structure
Week.
7. magnetic circuit system as claimed in claim 6, which is characterized in that the following top flat of Double Tops piece side magnet structure and institute
Magnetic bowl bonding is stated to combine or be integrally formed.
8. magnetic circuit system as claimed in claim 6, which is characterized in that the central magnet structure has center magnet and company
It is connected on the upper center top flat of the center magnet upper end, the lower end of the center magnet is connected on the magnetic bowl.
9. magnetic circuit system as claimed in claim 8, which is characterized in that the center magnet also has lower center top flat, described
Center magnet is connected to by the lower center top flat on the magnetic bowl.
10. a kind of loud speaker, which is characterized in that the loud speaker includes such as Double Tops piece according to any one of claims 1 to 5
Side magnet structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820021372.6U CN208015991U (en) | 2018-01-05 | 2018-01-05 | Double Tops piece side magnet structure, magnetic circuit system and loud speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820021372.6U CN208015991U (en) | 2018-01-05 | 2018-01-05 | Double Tops piece side magnet structure, magnetic circuit system and loud speaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208015991U true CN208015991U (en) | 2018-10-26 |
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ID=63881348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820021372.6U Active CN208015991U (en) | 2018-01-05 | 2018-01-05 | Double Tops piece side magnet structure, magnetic circuit system and loud speaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208015991U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021114210A1 (en) * | 2019-12-13 | 2021-06-17 | 瑞声声学科技(深圳)有限公司 | Sound production device |
-
2018
- 2018-01-05 CN CN201820021372.6U patent/CN208015991U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021114210A1 (en) * | 2019-12-13 | 2021-06-17 | 瑞声声学科技(深圳)有限公司 | Sound production device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20220309 Address after: 212000 4 4 Yangtze River Road, Dagang street, Zhenjiang New District, Jiangsu Patentee after: SOUND SOLUTIONS AUSTRIA GmbH Address before: 100176 No. 20 Tongji South Road, Beijing economic and Technological Development Zone, Beijing Patentee before: SOUND SOLUTIONS INTERNATIONAL Co.,Ltd. |