CN106329871A - Linear vibration motor and electronic equipment - Google Patents
Linear vibration motor and electronic equipment Download PDFInfo
- Publication number
- CN106329871A CN106329871A CN201610872717.4A CN201610872717A CN106329871A CN 106329871 A CN106329871 A CN 106329871A CN 201610872717 A CN201610872717 A CN 201610872717A CN 106329871 A CN106329871 A CN 106329871A
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- Prior art keywords
- pole piece
- coil
- hole
- vibration motor
- linear vibration
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/12—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moving in alternate directions by alternate energisation of two coil systems
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
The invention discloses a linear vibration motor and an electronic equipment. The vibration motor comprises a stator assembly with first fixing section set on top for connecting pole core and second fixing section set at the bottom for connecting pole core. The electrode core comprises a magnetic pole located in the middle of pole core along the direction of vibration and a convex from outer surface of pole core. The coil assembly is covered on the outer surface of pole core and isolated by magnetic pole to first coil and second coil. The first coil and second coil are in reverse current direction; and oscillator assembly, coil assembly, magnetic pole, top and bottom respectively form magnetic force with permanent magnet. The oscillator assembly is suspended in the cavity by flexible element. The vibration motor has good effects of vibration.
Description
Technical field
The present invention relates to vibrating motor technical field, more particularly, to a kind of linear vibration motor and apply this
The electronic equipment of vibrating motor.
Background technology
Existing linear vibration motor generally comprises oscillator, stator and shell fragment.Oscillator includes Magnet, counterweight part and washer.
Stator includes housing, iron core and coil block.It is peripheral that coil block is set in iron core.The effect of washer and iron core is to concentrate magnetic
The line of force is to improve magnetic field intensity.
During work, the magnetic line of force passes coil block, produces Lorentz force and carrys out drive vibrator vibration.Existing vibrating motor exists
The technical problem that driving force is little, vibratory response is slow.Additionally, the single magnetic conduction that is unfavorable for of existing shell structure, and cannot ensure
Pole piece and the perpendicularity of housing, easily cause product bad.
Summary of the invention
It is an object of the present invention to provide the new solution of a kind of linear vibration motor.
According to the first aspect of the invention, it is provided that a kind of linear vibration motor.This vibrating motor includes: stator module,
Described stator module includes pole piece, coil block and has the housing of cavity, and described housing is magnetic conductive material, described housing
Including top and the bottom relative with described top, described top, described pole piece are fixed together with described bottom, described
Pole piece between described top and described bottom, described top is provided with for connect described pole piece first fix
Portion, is provided with the second fixed part for connecting described pole piece on said bottom, and described pole piece includes being positioned at described pole piece
Along the middle part of direction of vibration and protrude from the magnetic pole of outer surface of described pole piece, described coil block is set in described pole piece
On outer surface, described coil block is divided into first coil and the second coil by described magnetic pole, described first coil and described the
The sense of current of two coil is contrary；And vibrator component, described vibrator component includes flexible member, sets around described coil block
The permanent magnet put and counterweight part on the permanent magnet is set, described permanent magnet is axial charging, in described coil groups
After part energising, described coil block, described magnetic pole, described top and described bottom respectively and form magnetic between described permanent magnet
Power, described vibrator component is suspended in cavity by described flexible member.
Alternatively, described housing includes upper casing and the lower casing linked together, and described top is positioned on described upper casing, described
Bottom is positioned on described lower casing.
Alternatively, described first fixed part includes being positioned at described top and to the first depression of described cavity sunken inside
Portion, described second fixed part includes being positioned at described bottom and the second depressed part to described cavity sunken inside, described first recessed
The portion of falling into is oppositely arranged with described second depressed part, described pole piece be sandwiched in described first depressed part and described second depressed part it
Between.
Alternatively, described first fixed part includes the first through hole being arranged on described top, described second fixed part bag
Including the second through hole arranged on said bottom, described first through hole is oppositely arranged with described second through hole, the one of described pole piece
End inserts in described first through hole, and the other end of described pole piece inserts in described second through hole.
Alternatively, formed between described pole piece and described first through hole and between described pole piece and described second through hole
It is full of cooperation.
Alternatively, described first fixed part includes being positioned at described top and the 3rd depression to described cavity sunken inside
Portion, described second fixed part includes the third through-hole arranged on said bottom, one end of described pole piece and described 3rd depression
Portion is fixed together and the other end inserts in described third through-hole.
Alternatively, described first fixed part includes the fourth hole being arranged on described top, described second fixed part bag
Include and be positioned at described bottom and the 4th depressed part to described cavity sunken inside, one end of described pole piece and described 4th depressed part
It is fixed together and the other end inserts in described fourth hole.
Alternatively, described upper casing and described lower casing are made by ferrum, cobalt or nickel.
Alternatively, described housing is circular or rectangle, and described pole piece is fixed on the several of described top and described bottom
What center.
According to a further aspect in the invention, it is provided that a kind of electronic equipment.This electronic equipment includes above-mentioned linear vibration motor.
It was found by the inventors of the present invention that in the prior art, there is the technology that driving force is little, vibratory response is slow in vibrating motor
Problem, additionally, the single magnetic conduction that is unfavorable for of existing shell structure, and cannot ensure the perpendicularity of pole piece, easily cause product not
Good.Therefore, the present invention is to be realized technical assignment or the those skilled in the art of technical problem is that to be solved never think
That arrive or it is not expected that, therefore the present invention is a kind of new technical scheme.
The linear vibration motor that the present invention provides, housing is magnetic conductive material, and top and bottom are respectively by first
Fixed part and the second fixed part link together with the two ends of pole piece, so make top and bottom have magnetic, top and the end
Portion respectively and forms magnetic force between permanent magnet, this magnetic force increases the driving force of vibrator component, improves linear vibration motor
Vibrating effect.
By detailed description to the exemplary embodiment of the present invention referring to the drawings, the further feature of the present invention and
Advantage will be made apparent from.
Accompanying drawing explanation
Combined in the description and the accompanying drawing of the part that constitutes description shows embodiments of the invention, and even
With its explanation together for explaining the principle of the present invention.
The structural representation of the linear vibration motor of Fig. 1: the embodiment of the present invention.
The structural representation of the another kind of linear vibration motor of Fig. 2: the embodiment of the present invention.
The structural representation of the pole piece of Fig. 3: the embodiment of the present invention.
The partial schematic diagram of the another kind of stator module of Fig. 4: the embodiment of the present invention.
In figure, 11: upper casing；12: spiral spring plate；13: annular spring washer；14: tungsten steel block；15: the first washers；16: First Line
Circle；17: annular magnet；18: pole piece；19: the second washers；20:FPCB；21: lamellar damps；22: the second coils；23: magnetic pole；
25: lower casing；26: the first depressed parts；27: the second depressed parts；28: the first through holes；29: the second through holes.
Detailed description of the invention
The various exemplary embodiments of the present invention are described in detail now with reference to accompanying drawing.It should also be noted that unless additionally have
Body illustrates, the parts illustrated the most in these embodiments and positioned opposite, the numerical expression of step and numerical value are not intended to this
The scope of invention.
Description only actually at least one exemplary embodiment is illustrative below, never as to the present invention
And any restriction applied or use.
May be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of when, described technology, method and apparatus should be considered a part for description.
It is shown here that any occurrence should be construed as merely exemplary with in all examples discussed, and not
It is as restriction.Therefore, other example of exemplary embodiment can have different values.
It should also be noted that similar label and letter represent similar terms, therefore, the most a certain Xiang Yi in following accompanying drawing
Individual accompanying drawing is defined, then need not it is further discussed in accompanying drawing subsequently.
The invention provides a kind of linear vibration motor.As illustrated in fig. 1 and 2, this linear vibration motor includes stator module
And vibrator component.Stator module includes housing, pole piece 18 and coil block.Housing has cavity and is magnetic conductive material.
Housing includes top and the bottom relative with top.Top, pole piece are fixed together with bottom, pole piece 18 be positioned at top and
Between Di Bu.Top is provided with the first fixed part for connecting pole piece 18, bottom is provided with for connecting pole piece
Second fixed part of 18.Pole piece 18 and coil block are within the cavity.
In one example, as illustrated in fig. 1 and 2, in order to make the easy accessibility of linear vibration motor, housing is configured to bag
Include upper casing 11 and lower casing 25.Upper casing 11 and lower casing 25 interconnect.Such as, the mode fastened is used the two to be interconnected mutually
Connect.It is also possible that such as, binding agent is used the two to be connected with each other.It is internally formed cavity at upper casing 11 and lower casing 25.Top
Be positioned on upper casing 11, bottom be with on lower casing 25.Bottom is additionally provided with FPCB20 (flexible circuit board, Flexible
Printed Circuit Board).Coil block is electrically connected with external circuit by FPCB20.It is of course also possible to employing line
The lead-in wire of external circuit with coil is electrically connected with by the mode of cable.
The electromagnetic field that pole piece 18 produces for concentrating coil assembly.As it is shown on figure 3, pole piece 18 is circular, it includes being positioned at
The middle part along direction of vibration of pole piece 18 and protrude from the magnetic pole 23 of outer surface of pole piece 18.Being shaped like in cross of pole piece 18
Shape.This magnetic pole 23 makes electromagnetic field overflow after being energized at coil block.The direction during work of direction of vibration i.e. vibrator component.Pole
Core 18 is parallel with direction of vibration with the axis direction of coil block.Pole piece may be arranged as square, as shown in Figure 4, at this knot
Structure coil assembly and the first washer and the second washer both are set to square.
As shown in Figures 2 and 3, coil block is set on the outer surface of pole piece 18.Coil block is in response to from outside
The signal of telecommunication of circuit and produce electromagnetic field.Coil block is divided into first coil 16 and the second coil 22 by magnetic pole 23.First Line
Circle 16 is contrary with the sense of current of the second coil 22.So can make first coil and the direction phase of the second magnetic field force being subject to
With.In one example, first coil 16 and the second coil 22 are formed by same wire coiling.Such as, first coil 16 is
Coiling clockwise, the second coil 22 is coiling counterclockwise (from overhead view).In this case, first coil 16 and the second line
Circle 22 is series connection.Two coils share pair of lead wires.For example, it is also possible to be the coiling respectively of first coil 16 and the second coil 22 and
Become, as long as ensureing that two coil windings are in opposite direction.The lead-in wire of first coil 16 and the second coil 22 is connected respectively to
On FPCB20.Preferably, first coil 16 and the equal turn numbers of the second coil 22.This configuration mode can make two coils
The intensity of electromagnetic field produced is equal in magnitude, and the magnetic field force that two coils are subject to is equal in magnitude.
As illustrated in fig. 1 and 2, vibrator component includes flexible member, around the permanent magnet of coil block setting and around forever
The counterweight part that magnet is arranged.Permanent magnet is axial charging, and after coil block is energized, coil block, magnetic pole, top and bottom are divided
Not and between permanent magnet, form magnetic force, vibrator component is suspended in cavity by flexible member.
The linear vibration motor that the present invention provides, housing is magnetic conductive material, and top and bottom are respectively by first
Fixed part and the second fixed part link together with the two ends of pole piece 18.So make top and bottom have magnetic, top and
Bottom respectively and forms magnetic force between permanent magnet, this magnetic force increases the driving force of vibrator component, improves linear vibration motor
Vibrating effect.
Additionally, the first fixed part and the second fixed part are formed fixing with pole piece 18, effectively ensure pole piece 18 and housing
Perpendicularity.
Additionally, top and bottom are magnetic conductive material, effectively reduce leakage field.
Additionally, form magnetic force between magnetic pole and permanent magnet in the middle part of pole piece 18, this magnetic force further increases oscillator
The driving force of assembly, improves the vibrating effect of linear vibration motor.
Additionally, form " magnetic spring " between permanent magnet and top, bottom and magnetic pole.The magnetic spring i.e. size of magnetic force is similar to
In the elastic force of spring, increase along with the increase of deviation equilbrium position.The coefficient of elasticity of this magnetic spring and the coefficient of elasticity of shell fragment
In opposite direction.Thus can lower the f of vibrational system0(lowest resonance frequency), improves seismaesthesia and experiences, or keep f0Constant
In the case of add the intensity of flexible member, improve the stability of linear vibration motor.
Counterweight part is for increasing the inertia of vibrator component, to increase the amplitude of vibrating motor.Counterweight part can be but not office
It is limited to tungsten steel block 14.
Permanent magnet is used for forming uniform magnetic field.Permanent magnet can be, but not limited to, ferrite magnet and ndfeb magnet.
In one example, in order to improve magnetic field intensity and make magnetic field intensity uniform, permanent magnet is configured to annular magnet 17.Certainly,
Permanent magnet can also be made up of multiple discrete Magnet.Preferably, multiple Magnet are uniformly distributed around coil block, to ensure
The magnetic field force that coil block is subject to equalizes.In the structure shown here, multiple Magnet have identical polarity.Such as, the leaning on of multiple Magnet
One end of nearly upper casing 11 is N pole, is S pole near one end of lower casing 25.
As shown in Fig. 1 or 2, permanent magnet includes the first end and the second end gone up in the axial direction and be oppositely arranged.Axis
Direction is parallel with direction of vibration.First end is provided with the first washer 15.Second end is provided with the second washer 19.First washer
15 and second washer 19 be used for forming magnetic shield, to be concentrated by the magnetic line of force of permanent magnet, make magnetic field intensity improve further.
In the present invention, permanent magnet is axial charging.The axial charging i.e. direction of the magnetic line of force is along the axis direction of permanent magnet.Such as, ring
One end of the close upper casing 11 of shape Magnet 17 is N pole, and one end of the close lower casing 25 of annular magnet 17 is S pole.The polarity of washer
Identical with the polarity of the permanent magnet being adjacent to.It follows that the polarity of the first washer 15 is N pole, the polarity of the second washer 19
For S pole.
Permanent magnet is arranged around coil block.Magnetic gap is formed between permanent magnet and coil block.Preferably, permanent magnet
The middle part along direction of vibration corresponding with the position of magnetic pole 23.Owing to the middle part of permanent magnet is relative with the position of magnetic pole 23
Should, therefore when coil block is energized, the second China that the captivation of the first washer 15 that magnetic pole 23 is subject to is subject to equal to magnetic pole 23
The captivation of department 19.These two captivations are equal in magnitude, in opposite direction, such vibrator component stress balance.
Flexible member is used for supporting permanent magnet and counterweight part etc., so that vibrator component is suspended in cavity.Flexible member is used
In providing elastic force to vibrator component.This elastic force is along direction of vibration.This elastic force makes vibrator component return to relative to stator module
Initial position, and this elastic force limits the amplitude of vibrator component, to prevent vibrator component from colliding on housing.Optionally,
Flexible member is spiral spring plate 12, U-shaped shell fragment or L-shaped shell fragment etc., as long as being provided that elastic force.
In order to buffer the vibration of vibrator component, to prevent vibrator component from colliding with housing, in one example, the end of at
The position corresponding with counterweight part (such as tungsten steel block 14) in portion is provided with damping piece.Damping piece can be, but not limited to, rubber
Glue, silica gel, sponge or foam.Such as, tungsten steel block 14 is square.Four limits of tungsten steel block 14 protrude from lower surface.Then damp
Part is it may be that such as four lamellars damp 21.Lamellar damping 21 is arranged on lower casing 25 by the way of bonding.4 lamellar resistances
Buddhist nun 21 be separately positioned on on the four of tungsten steel block 14 positions that angle is corresponding.Such as, being connected with permanent magnet of tungsten steel block 14
Region forms the annular protrusion of Flange-shaped Parts.This annular protrusion is positioned at the upper surface of tungsten steel block 14.Such as, damping piece is configured to ring
Shape spring washer 13, and be arranged on annular protrusion.Certainly, annular gasket can also be arranged on the corresponding with annular protrusion of upper casing 11
Position on.Damping piece the impact force that can effectively buffer vibrator component and housing is set, and then improve linear oscillator horse
The service life reached.And damping piece can be effectively reduced the noise brought by collision.
Fig. 1 shows an embodiment of the linear vibration motor of the present invention.In this embodiment, the first fixed part includes
It is positioned at top and to the first depressed part 26 of cavity sunken inside.Second fixed part includes being positioned at bottom and to cavity sunken inside
The second depressed part 27.First depressed part 26 is oppositely arranged with the second depressed part 27.Pole piece 18 be sandwiched in the first depressed part 26 with
Between second depressed part 27.Pole piece 18 is played the effect of fixing support by the first depressed part 26 and the second depressed part 27, and it is fixed to strengthen
The rigidity of sub-component, meets mechanical reliability requirement, and makes pole piece 18 and bottom or plan vertical.Further, magnetic conductivity material
Magnetic induction line can preferably be gathered in the top of material and bottom, reduce magnetic flux leakage, improve driving force.First depressed part 26 and second is recessed
The shapes and sizes falling into portion 27 can be configured according to actual needs.
For the ease of processing, housing is circular or rectangle, and pole piece 18 is fixed at the geometric center of top and bottom.
This mode can make the magnetic force between the top of housing and bottom and permanent magnet evenly.In one example, housing includes
Upper casing 11 and lower casing 25, upper casing 11 and lower casing 25 are made by ferrum, cobalt or nickel.Use sheet material by stamping forming mode
Form the first depressed part 26 and the second depressed part 27.
Fig. 2 shows another embodiment of the linear vibration motor of the present invention.In this embodiment, the first fixed part bag
Include the first through hole 28 being arranged on top.Second fixed part includes the second through hole 29 being arranged on bottom.First through hole 28
It is oppositely arranged with the second through hole 29.One end of pole piece 18 is inserted in the first through hole 28, and the other end of pole piece 18 inserts the second through hole
In 29.This structure is easy to the installation of pole piece 18.During assembling, can be by assuring that upper casing 11 and lower casing 25 concentricity be come
Ensure the perpendicularity of iron core assembly.This structure Simplified flowsheet assembles, and meet linear vibration motor can production.
In order to make connection more firm, in one example, between pole piece 18 and the first through hole 28 and pole piece 18 and the
Interference fit is formed between two through holes 29.
Similarly, housing can be configured so that circle or rectangle, can form upper casing to use stamping forming mode
11 and lower casing 25.Pole piece 18 is arranged at the geometric center of upper casing 11 and lower casing 25.
Present invention also offers another embodiment, in this example embodiment, the first fixed part includes being positioned at top and to chamber
3rd depressed part of internal depression.Second fixed part includes the third through-hole being arranged on bottom.One end of pole piece 18 and the 3rd
Depressed part is fixed together and the other end inserts in third through-hole.
It is of course also possible to be the first fixed part fourth hole of including being arranged on top, the second fixed part includes being positioned at
Bottom and to the 4th depressed part of cavity sunken inside, one end of pole piece 18 and the 4th depressed part are fixed together and separately
One end is inserted in fourth hole.
Similarly, housing can be configured so that circle or rectangle, can form upper casing to use stamping forming mode
11 and lower casing 25.Pole piece 18 is arranged at the geometric center of upper casing 11 and lower casing 25.
Present invention also offers a kind of electronic equipment.This electronic equipment includes above-mentioned linear vibration motor.Electronic equipment can
To be, but not limited to, mobile phone, panel computer, notebook computer, wearable device, transmitter receiver etc..
Although by example, some specific embodiments of the present invention have been described in detail, but the skill of this area
Art personnel are it should be understood that example above is merely to illustrate rather than in order to limit the scope of the present invention.The skill of this area
Art personnel are it should be understood that can modify to above example without departing from the scope and spirit of the present invention.This
Bright scope is defined by the following claims.
Claims (10)
1. a linear vibration motor, it is characterised in that including:
Stator module, described stator module includes pole piece (18), coil block and has the housing of cavity, and described housing is for leading
Magnetic material, described housing includes top and the bottom relative with described top, described top, described pole piece (18) and the described end
Portion is fixed together, and described pole piece (18), between described top and described bottom, is provided with use on described top
In connecting the first fixed part of described pole piece (18), it is provided with second solid for connect described pole piece (18) on said bottom
Determining portion, described pole piece (18) includes the middle part along direction of vibration being positioned at described pole piece (18) and protrudes from described pole piece (18)
The magnetic pole (23) of outer surface, described coil block is set on the outer surface of described pole piece (18), and described coil block is by institute
State magnetic pole (23) and be divided into first coil (16) and the second coil (22), described first coil (16) and described second coil (22)
The sense of current contrary；And
Vibrator component, described vibrator component includes flexible member, the permanent magnet arranged around described coil block and is set
Counterweight part on the permanent magnet, described permanent magnet is axial charging, after described coil block is energized, described coil groups
Part, described magnetic pole (23), described top and described bottom respectively and form magnetic force between described permanent magnet, described vibrator component is led to
Cross described flexible member to be suspended in cavity.
Linear vibration motor the most according to claim 1, it is characterised in that described housing includes the upper casing linked together
(11) and lower casing (25), described top is positioned on described upper casing (11), and described bottom is positioned on described lower casing (25).
Linear vibration motor the most according to claim 2, it is characterised in that described first fixed part includes being positioned at described top
Portion and to first depressed part (26) of described cavity sunken inside, described second fixed part includes being positioned at described bottom and to institute
Stating second depressed part (27) of cavity sunken inside, described first depressed part (26) is oppositely arranged with described second depressed part (27),
Described pole piece (18) is sandwiched between described first depressed part (26) and described second depressed part (27).
Linear vibration motor the most according to claim 2, it is characterised in that described first fixed part includes being arranged on described
The first through hole (28) on top, described second fixed part includes the second through hole (29) arranged on said bottom, described
One through hole (28) is oppositely arranged with described second through hole (29), and described first through hole (28) is inserted in one end of described pole piece (18)
In, the other end of described pole piece (18) inserts in described second through hole (29).
Linear vibration motor the most according to claim 4, it is characterised in that described pole piece (18) and described first through hole
(28) interference fit is formed between and between described pole piece (18) and described second through hole (29).
Linear vibration motor the most according to claim 2, it is characterised in that described first fixed part includes being positioned at described top
Portion and the 3rd depressed part to described cavity sunken inside, described second fixed part includes the threeway arranged on said bottom
Hole, one end of described pole piece (18) and described 3rd depressed part are fixed together and the other end inserts described third through-hole
In.
Linear vibration motor the most according to claim 2, it is characterised in that described first fixed part includes being arranged on described
Fourth hole on top, described second fixed part includes being positioned at described bottom and the 4th depression to described cavity sunken inside
Portion, one end of described pole piece (18) and described 4th depressed part are fixed together and the other end inserts described fourth hole
In.
Linear vibration motor the most according to claim 2, it is characterised in that described upper casing (11) and described lower casing (25) by
Ferrum, cobalt or nickel are made.
9. according to the linear vibration motor described in claim 1-8, it is characterised in that described housing is circular or rectangle, institute
State pole piece (18) to be fixed at the geometric center of described top and described bottom.
10. an electronic equipment, it is characterised in that include the linear oscillator horse as described in any one in claim 1-9
Reach.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610872717.4A CN106329871A (en) | 2016-09-30 | 2016-09-30 | Linear vibration motor and electronic equipment |
| PCT/CN2016/110774 WO2018058808A1 (en) | 2016-09-30 | 2016-12-19 | Linear vibration motor, and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610872717.4A CN106329871A (en) | 2016-09-30 | 2016-09-30 | Linear vibration motor and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106329871A true CN106329871A (en) | 2017-01-11 |
Family
ID=57820705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610872717.4A Pending CN106329871A (en) | 2016-09-30 | 2016-09-30 | Linear vibration motor and electronic equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106329871A (en) |
| WO (1) | WO2018058808A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106849588A (en) * | 2017-03-14 | 2017-06-13 | 歌尔股份有限公司 | Linear vibration motor and electronic equipment |
| CN106849590A (en) * | 2017-02-08 | 2017-06-13 | 维沃移动通信有限公司 | A kind of linear motor and electronic equipment |
| CN107070160A (en) * | 2017-05-18 | 2017-08-18 | 歌尔股份有限公司 | Electromagnetic driver |
| CN109286297A (en) * | 2017-07-21 | 2019-01-29 | 深圳市东上力达科技有限公司 | The linear motion device being made of C-shaped clump weight and inverse magnetic group or coil |
| CN110238017A (en) * | 2018-03-09 | 2019-09-17 | 鲍尔索股份公司 | System for control platform vibration |
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| TWI682620B (en) * | 2019-03-29 | 2020-01-11 | 台睿精工股份有限公司 | Linear vibration motor |
| TWI755077B (en) * | 2020-09-28 | 2022-02-11 | 台睿精工股份有限公司 | Linear vibration motor |
| CN112600381A (en) * | 2020-12-21 | 2021-04-02 | 天津富禄通信技术有限公司 | Novel linear vibrator |
| CN114510151B (en) * | 2022-03-08 | 2024-01-26 | 汉得利（常州）电子股份有限公司 | Spring plate, manufacturing method, vibration assembly and touch actuator |
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|---|---|---|---|---|
| CN106849590A (en) * | 2017-02-08 | 2017-06-13 | 维沃移动通信有限公司 | A kind of linear motor and electronic equipment |
| CN106849588A (en) * | 2017-03-14 | 2017-06-13 | 歌尔股份有限公司 | Linear vibration motor and electronic equipment |
| WO2018166012A1 (en) * | 2017-03-14 | 2018-09-20 | 歌尔股份有限公司 | Linear vibration motor and electronic device |
| CN107070160A (en) * | 2017-05-18 | 2017-08-18 | 歌尔股份有限公司 | Electromagnetic driver |
| CN107070160B (en) * | 2017-05-18 | 2023-08-04 | 歌尔股份有限公司 | Electromagnetic driver |
| CN109286297A (en) * | 2017-07-21 | 2019-01-29 | 深圳市东上力达科技有限公司 | The linear motion device being made of C-shaped clump weight and inverse magnetic group or coil |
| CN110238017A (en) * | 2018-03-09 | 2019-09-17 | 鲍尔索股份公司 | System for control platform vibration |
| CN110238017B (en) * | 2018-03-09 | 2022-12-13 | 鲍尔索股份公司 | System for controlling vibration of a platform |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018058808A1 (en) | 2018-04-05 |
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Application publication date: 20170111 |