CN206226251U - Driving structure and vibrating motor in a kind of linear vibration motor - Google Patents
Driving structure and vibrating motor in a kind of linear vibration motor Download PDFInfo
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- CN206226251U CN206226251U CN201621163841.5U CN201621163841U CN206226251U CN 206226251 U CN206226251 U CN 206226251U CN 201621163841 U CN201621163841 U CN 201621163841U CN 206226251 U CN206226251 U CN 206226251U
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Abstract
The utility model discloses driving structure and vibrating motor in linear vibration motor, including along the spaced multiple annuluses of X-direction, and the multiple magnets arranged through hub of a spool position and along X-direction；The sense of current of the two neighboring coil is opposite；The magnet magnetizes along X-direction, and the magnetizing direction of the two neighboring magnet is conversely, and the ampere force direction that is subject in the presence of correspondence coil of each magnet is identical.Driving structure of the present utility model, first magnet, the second magnet are to magnetic structure, allow two mutually interpolymerized magnetic of magnet, that is, the magnetic line of force of the first magnet, the second magnet can be made more intensive, so as to provide larger Ampere force for driving structure, can greatly reduce the startup time of driving structure and braking time, enhance seismaesthesia.
Description
Technical field
The utility model is related to the driving structure in a kind of linear vibration motor；The utility model further relates to a kind of vibration horse
Reach.
Background technology
With the development of science and technology, linear vibration motor is increasingly becoming main force's product of haptic feedback technology of new generation.Currently
The Linear Driving magnetic circuit that linear vibration motor in the mobile phone of in the market circulation is used, including coil and permanent magnet, line
Certain magnetic gap is left between circle and magnet.Although the haptic feedback functions required for user can be realized, space and
Magnetic field utilization rate is relatively low, there is provided Ampere force it is smaller, the startup of motor and braking time are more long, and response speed is slower, this property
The defect of energy can not meet user's demand growing to amusement tactile.
Utility model content
A purpose of the present utility model is to provide a kind of new solution of the driving structure in linear vibration motor.
According to first aspect of the present utility model, there is provided the driving structure in a kind of linear vibration motor, including along X-axis
The spaced multiple annuluses in direction, and the multiple magnets arranged through hub of a spool position and along X-direction；It is described
The sense of current of two neighboring coil is opposite；The magnet magnetizes along X-direction, the magnetizing direction phase of the two neighboring magnet
Instead, and each magnet ampere force direction for being subject in the presence of correspondence coil is identical.
Preferably, at least provided with three, magnet is provided with least two to the annulus, per two neighboring coil pair
Answer a magnet, at least a portion of a coil in one end of the magnet poles and two neighboring coil coordinates, another
Hold and coordinate with least a portion of another coil in two neighboring coil.
Preferably, the shape ring-type washer consistent with coil is additionally provided between the two neighboring coil.
Preferably, described each washer is combined together with the coil contact of its both sides.
Preferably, the coil rectangular frame-shaped, circular or oval ring-type.
Preferably, the magnet is even number or odd number.
According to another aspect of the present utility model, a kind of vibrating motor is additionally provided, including housing and pacified by shell fragment
Mass in housing, also including above-mentioned driving structure, wherein, the magnet is fixed on mass, the coil
It is fixed on housing.
Preferably, the through hole at its two ends of insertion is provided with the mass, the magnet is arranged in the through hole.
There is reciprocal shaking in the presence of first coil, the second coil in driving structure of the present utility model, the first magnet
There is reciprocal vibrating effect in dynamic effect, the second magnet, in the presence of the second coil, tertiary coil it is achieved thereby that driving knot
The vibrating function of structure.Wherein, the first magnet, the second magnet are to magnetic structure so that two magnets can mutually interpolymerized magnetic, also
It is to say, the magnetic line of force of the first magnet, the second magnet can be made more intensive, so that for driving structure provides larger Ampere force,
Can greatly reduce the startup time of driving structure and braking time, enhance seismaesthesia.
Inventor of the present utility model has found that driving magnetic circuit in the prior art leaves certain between coil and magnet
Magnetic gap, although the haptic feedback functions required for user can be realized, but space and magnetic field utilization rate are relatively low, there is provided
Ampere force is smaller, and the startup of motor and braking time are more long, and response speed is slower.Therefore, the skill to be realized of the utility model
Art task or technical problem to be solved be it is that those skilled in the art never expect or it is not expected that, therefore this reality
With it is new be a kind of new technical scheme.
By referring to the drawings to the detailed description of exemplary embodiment of the present utility model, it is of the present utility model other
Feature and its advantage will be made apparent from.
Brief description of the drawings
The accompanying drawing for being combined in the description and constituting a part for specification shows embodiment of the present utility model, and
And together with its explanation for explaining principle of the present utility model.
Fig. 1 is the explosive view of the utility model driving structure.
Fig. 2 is the profile of the utility model driving structure.
Fig. 3 is the profile of another implementation method of the utility model driving structure.
Specific embodiment
Describe various exemplary embodiments of the present utility model in detail now with reference to accompanying drawing.It should be noted that：Unless another
Illustrate outward, the part and the positioned opposite of step, numerical expression and numerical value for otherwise illustrating in these embodiments are not limited
Make scope of the present utility model.
The description only actually at least one exemplary embodiment is illustrative below, never as to this practicality
New and its application or any limitation for using.
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, the technology, method and apparatus should be considered as a part for specification.
In all examples shown here and discussion, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it need not be further discussed in subsequent accompanying drawing.
With reference to Fig. 1, Fig. 2, the utility model provides the driving structure in a kind of linear vibration motor, and it is included as fixed
Multiple annuluses of sub-component, the coil can be with rectangular frame-shaped, annular shape, oval ring-type or those skilled in the art
Known other shapes.The multiple coil leaves gap between laid out in parallel, and two neighboring coil in the X-axis direction.
Wherein, the sense of current of two neighboring coil is opposite, such as the sense of current in first coil is clockwise, then
The sense of current in second coil is that counterclockwise, the sense of current in the 3rd coil is clockwise direction, successively class
Push away.
Driving structure of the present utility model, also including the multiple magnets as mover assembly, the magnet can be using forever
Magnet or other magnet structures well-known to those skilled in the art.The plurality of magnet is arranged along X-direction, that is,
Say, the arragement direction of the plurality of magnet is consistent with the orientation of coil.Wherein, the magnet is preferably across in coil
Heart position so that the relative both sides of coil are consistent to the active force of magnet.
The magnet magnetizes along X-direction, that is to say, that N poles, the distribution of S poles of magnet are in the X-axis direction so that each
Magnet can together produce the peace times power of driving, and each magnet institute in the presence of correspondence coil with corresponding fitting coils
The ampere force direction being subject to is identical.Wherein, the magnetizing direction of two neighboring magnet is opposite, and such as first magnet fills
Magnetic direction along X-axis positive direction, second magnetizing direction of magnet along X-axis negative direction.Being embodied in magnet is then in itself
Its N pole, the arrangement orientation difference of S poles, such as first magnet is arranged according to the mode of N poles-S poles, and second magnet is then
Mode according to S poles-N poles is arranged.
In one specific embodiment of the utility model, the annulus is at least provided with three, the magnet
At least two are provided with, herein for the ease of description present embodiment, now by taking three coils, two magnets as an example, to this practicality
New technical scheme is described in detail.
With reference to Fig. 1, Fig. 3, three coils are designated as first coil 1, the second coil 2, tertiary coil 3 successively, two magnets according to
It is secondary to be designated as the first magnet 4, the second magnet 5.Wherein, first coil 1, the second coil 2, the structure of tertiary coil 3, size are consistent,
And be spaced along X-direction.For a person skilled in the art, each coil opposite sides the sense of current conversely,
With reference to the view direction of Fig. 3, first coil 1, the second coil 2, tertiary coil 3 include electric current outflow end 1a, 2a, 3a and electricity
Stream flows into end 1b, 2b, 3b.Wherein, the direction of current flow of two neighboring coil is opposite, such as upper end of first coil 1
It is its electric current outflow end 1a, the upper end of the second coil 2 is its electric current inflow end 2b, and the upper end of tertiary coil 3 is that its electric current flows out
End 3a；Such as lower end of first coil 1 is that its electric current flows into end 1b, and the lower end of the second coil 2 is its electric current outflow end 2a, the 3rd
The lower end of coil 3 is that its electric current flows into end 3b.
One magnet of correspondence per two neighboring coil, the correspondence of the first magnet 4 first coil 1, the second coil 2, the second magnet 5
The second coil 2 of correspondence, tertiary coil 3.Wherein, the N poles of first magnet 4 stretch to the inside of first coil 1 so that this
The N poles of one magnet 4 are combined together with least a portion of first coil 1；The S poles of the first magnet 4 stretch to the second coil 2
It is internal so that the S poles of first magnet 4 are combined together with least a portion of the second coil 2.The side of magnetizing of the second magnet 5
To the magnetizing direction with the first magnet 4 conversely, its S pole stretches to the inside of the second coil 2 so that the S poles of second magnet 5 with
At least a portion of second coil 2 is combined together；The N poles of the second magnet 5 stretch to the inside of tertiary coil 3 so that this
The N poles of two magnets 5 are combined together with least a portion of tertiary coil 3.
After first coil, the second coil, tertiary coil are passed through alternating current, the first magnet is in first coil, the second coil
In the presence of there is reciprocal vibrating effect, there is reciprocal vibration in the presence of the second coil, tertiary coil in the second magnet
Effect, it is achieved thereby that the vibrating function of driving structure.Wherein, the first magnet, the second magnet are to magnetic structure so that this two
Magnet can mutually interpolymerized magnetic, that is to say, that the magnetic line of force of the first magnet, the second magnet can be made more intensive, so as to drive
Structure provides larger Ampere force, can greatly reduce the startup time of driving structure and braking time, enhances seismaesthesia.
It is above-mentioned simply to describe the technical solution of the utility model with three coils, two magnets, for the skill of this area
For art personnel, coil, the quantity of magnet can also be more, with reference to Fig. 1, Fig. 2.Each magnet takes two adjacent lines
Circle, the quantity of the magnet can be even number, or odd number, and this does not influence the poly- magnetic between two neighboring magnet to imitate
Really.
The utility model one preferred embodiment in, be additionally provided between the two neighboring coil shape,
The size ring-type washer consistent with coil.Together with described each washer can be engaged with the coil of its both sides.With reference to figure
3, the first washer 6 is provided between the coil 2 of first coil 1 and second, it is provided between the second coil 2 and tertiary coil 3
Second washer 7；The two washers can play magnetic conduction effect to the first magnet 4, the second magnet 5.
Driving structure of the present utility model may apply in vibrating motor, be that this utility model additionally provides one kind and shakes
Dynamic motor, it includes housing and is arranged on the mass in housing by shell fragment, and mass is arranged in housing by shell fragment,
Allow that mass is subjected to displacement relative to housing in the presence of external force.This structure belongs to the public affairs of those skilled in the art
Know general knowledge, no longer illustrate herein.The vibrating motor also includes above-mentioned driving structure, wherein, the magnet is fixed on
On mass, the coil is fixed on housing.During work, in the presence of hot-wire coil so that magnet drives mass to exist
It is of reciprocating vibration in housing, so as to realize the function of vibrating motor.
The utility model one preferred embodiment in, the logical of its two ends of insertion can be provided with the mass
Hole, the magnet is arranged in the through hole, to realize the fixation of magnet and mass.
Although being described in detail to some specific embodiments of the present utility model by example, this area
It is to be understood by the skilled artisans that example above is merely to illustrate, rather than in order to limit scope of the present utility model.This
Field it is to be understood by the skilled artisans that can be in the case where scope and spirit of the present utility model not be departed from, to above example
Modify.Scope of the present utility model is defined by the following claims.
Claims (8)
1. the driving structure in a kind of linear vibration motor, it is characterised in that：Including along the spaced multiple ring-types of X-direction
Coil, and the multiple magnets arranged through hub of a spool position and along X-direction；The sense of current of the two neighboring coil
Conversely；The magnet magnetizes along X-direction, and the magnetizing direction of the two neighboring magnet is conversely, and each magnet is corresponding to line
The ampere force direction being subject in the presence of circle is identical.
2. driving structure according to claim 1, it is characterised in that：The annulus is at least provided with three, magnet
At least two are provided with, per two neighboring coil in one magnet of correspondence, one end of the magnet poles and two neighboring coil
At least a portion of a coil coordinate, at least a portion of another coil in the other end and two neighboring coil is matched somebody with somebody
Close.
3. driving structure according to claim 1, it is characterised in that：Also set up between the two neighboring coil tangible
The shape ring-type washer consistent with coil.
4. driving structure according to claim 3, it is characterised in that：Described each washer is matched somebody with somebody with the coil contact of its both sides
It is combined.
5. driving structure according to claim 1, it is characterised in that：It is the coil rectangular frame-shaped, circular or ellipse
It is circular.
6. the driving structure according to any one of claim 1 to 5, it is characterised in that：The magnet is even number or strange
It is several.
7. a kind of vibrating motor, including housing and the mass by shell fragment in housing, it is characterised in that：Also include
Driving structure as described in any one of claim 1 to 6, wherein, the magnet is fixed on mass, and the coil is fixed on
On housing.
8. vibrating motor according to claim 7, it is characterised in that：Its two ends of insertion are provided with the mass
Through hole, the magnet is arranged in the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621163841.5U CN206226251U (en) | 2016-10-24 | 2016-10-24 | Driving structure and vibrating motor in a kind of linear vibration motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621163841.5U CN206226251U (en) | 2016-10-24 | 2016-10-24 | Driving structure and vibrating motor in a kind of linear vibration motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206226251U true CN206226251U (en) | 2017-06-06 |
Family
ID=58789258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621163841.5U Active CN206226251U (en) | 2016-10-24 | 2016-10-24 | Driving structure and vibrating motor in a kind of linear vibration motor |
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| Country | Link |
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| CN (1) | CN206226251U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114535634A (en) * | 2022-04-06 | 2022-05-27 | 哈尔滨理工大学 | Magnetic drive rigidity-adjustable vibration-damping boring rod |
-
2016
- 2016-10-24 CN CN201621163841.5U patent/CN206226251U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114535634A (en) * | 2022-04-06 | 2022-05-27 | 哈尔滨理工大学 | Magnetic drive rigidity-adjustable vibration-damping boring rod |
| CN114535634B (en) * | 2022-04-06 | 2023-02-03 | 哈尔滨理工大学 | Magnetic drive rigidity-adjustable vibration-damping boring rod |
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