CN106899122A - For the housing and linear vibration motor of linear vibration motor - Google Patents
For the housing and linear vibration motor of linear vibration motor Download PDFInfo
- Publication number
- CN106899122A CN106899122A CN201710121314.0A CN201710121314A CN106899122A CN 106899122 A CN106899122 A CN 106899122A CN 201710121314 A CN201710121314 A CN 201710121314A CN 106899122 A CN106899122 A CN 106899122A
- Authority
- CN
- China
- Prior art keywords
- shell fragment
- shell
- wall
- vibration motor
- linear vibration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/02—Casings or enclosures characterised by the material thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
Landscapes
- 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 kind of housing and linear vibration motor for linear vibration motor.The housing includes shell wall and the shell fragment of elastic-restoring force is provided for the oscillator for linear vibration motor, shell wall encloses to form inner chamber, shell wall has the vacancy section with the external world for communication with cavity, vacancy section is located on direction of vibration, shell fragment is connected with shell wall, and extend in inner chamber, shell fragment is configured as to be embedded in vacancy section when compressed.So, the thickness of shell fragment is not take up the space on direction of vibration, so that for the vibration of oscillator provides bigger space.
Description
Technical field
The present invention relates to vibrating device technical field, more particularly, to a kind of housing for linear vibration motor with
And linear vibration motor.
Background technology
In existing linear vibration motor, coil provides the driving force of oscillator vibration with the Lorentz force that magnet is formed.
However, the inner space of housing is limited, height is generally smaller, and vibrating effect is poor.
Additionally, shell fragment is usually located at the upper and lower side of direction of vibration, the thickness of shell fragment has also taken up the inner space of housing,
So that the space of oscillator vibration further reduces.
The content of the invention
It is an object of the present invention to provide a kind of new solution of the housing for linear vibration motor.
According to the first aspect of the invention, there is provided a kind of housing for linear vibration motor.The housing includes shell wall
With the shell fragment that elastic-restoring force is provided for the oscillator for the linear vibration motor, the shell wall encloses to form inner chamber, described
Shell wall has the vacancy section with the external world for communication with cavity, and the vacancy section is located on direction of vibration, the shell fragment and the shell
Wall connects, and extends to the inner chamber, and the shell fragment is configured as to be embedded in the vacancy section when compressed.
Alternatively, the shell fragment links together with the side of the vacancy section.
Alternatively, the shell fragment is multiple.
Alternatively, the shell wall includes roof, bottom wall and side wall, and three is enclosed together to form the inner chamber, described
Roof is parallel with the bottom wall, and the oscillator vibrates perpendicular to the roof, and the vacancy section is arranged on the roof and institute
State at least one of bottom wall.
Alternatively, the vacancy section is 2, wherein the first vacancy section is located at roof, the second vacancy section is located at bottom wall, described
Shell fragment is 2, wherein the first shell fragment is connected with the side of the first vacancy section, the second shell fragment is connected with the side of the second vacancy section, described
First shell fragment is opposite with the bearing of trend of second shell fragment.
Alternatively, the vacancy section is extended on the side wall by the roof and/or the bottom wall, the shell fragment and position
Connected in the side of the side wall.
Alternatively, the shell wall is made by permeability magnetic material, raised described to be formed from the side wall to the inner chamber
The pole piece of linear vibration motor.
Alternatively, the shell fragment is integrally formed with shell wall.
According to another aspect of the present invention, there is provided a kind of linear vibration motor.The linear vibration motor motor includes
The housing that the present invention is provided.
According to a further aspect of the invention, there is provided a kind of linear vibration motor.The linear vibration motor motor includes
The housing that the present invention is provided, the shell wall is made by permeability magnetic material, the pole piece of the linear vibration motor with it is described
Side wall is connected and perpendicular to the side wall, and the coil of the linear vibration motor is set around the pole piece.
It was found by the inventors of the present invention that in the prior art, the thickness of shell fragment occupies the inner space of housing so that line
The vibrating effect of property vibrating motor is poor.Therefore, the technical assignment to be realized of the invention or technical problem to be solved are
It is that those skilled in the art never expect or it is not expected that, therefore the present invention is a kind of new technical scheme.
The housing of the embodiment of the present invention, shell wall has vacancy section, and shell fragment can be embedded in vacancy section when compressed.This
Sample, the thickness of shell fragment is not take up the space on direction of vibration, so that for the vibration of oscillator provides bigger space.
Additionally, in this way, take full advantage of the space of enclosure interior, can make that housing does is thinner, complies with
Electronic equipment is lightening, miniaturization development trend.
Additionally, improve integrated level, the material quantity of linear vibration motor is reduced.
By referring to the drawings to the detailed description of exemplary embodiment of the invention, further feature of the invention 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 embodiments of the invention, and even
It is used to explain principle of the invention together with its explanation.
Fig. 1 is the structural representation of housing according to an embodiment of the invention.
Fig. 2 is the structural representation of housing according to another embodiment of the invention.
Fig. 3 is the exploded view of linear vibration motor according to an embodiment of the invention.
Fig. 4 is the sectional view of linear vibration motor according to an embodiment of the invention.
Fig. 5 is the sectional view of another angle of linear vibration motor according to an embodiment of the invention.
Fig. 6 is the schematic diagram of linear vibration motor according to an embodiment of the invention.
Fig. 7 is the schematic diagram of linear vibration motor according to another embodiment of the invention.
Description of reference numerals：
11：Pole piece；12：Lug boss；13：Side wall；14：Roof；15：Bottom wall；16：First shell fragment；17：Second shell fragment；18：
First vacancy section；19：Second vacancy section；20：Coil；21：Permanent magnet；22：Tungsten steel block；23：FPCB.
Specific embodiment
Describe various exemplary embodiments of the invention in detail now with reference to accompanying drawing.It should be noted that：Unless had in addition
Body illustrates that the part and the positioned opposite of step, numerical expression and numerical value for otherwise illustrating in these embodiments do not limit this
The scope of invention.
The description only actually at least one exemplary embodiment is illustrative below, never as to the present invention
And its any limitation 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, 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.
A kind of embodiments in accordance with the present invention, there is provided housing for linear vibration motor.Housing includes shell wall and use
The shell fragment of elastic-restoring force is provided in the oscillator for linear vibration motor.Shell wall encloses to form inner chamber.For example, inner chamber is used to accommodate
The element such as oscillator and stator.
Shell wall has the vacancy section with the external world for communication with cavity, and vacancy section is located on direction of vibration.Direction of vibration is to shake
The direction of son vibration.Shell fragment is connected with shell wall, and extends to inner chamber.Shell fragment also includes the connection for being connected with oscillator
End.For example, shell fragment is located at inner side, outside or other positions of shell wall with the tie point of housing.Shell fragment can with shell wall appoint
Meaning position connection, as long as elastic-restoring force can be provided for oscillator.Preferably, shell fragment is connected to one with the side of vacancy section
Rise.In this way, can more save space.
In an embodiment of the present invention, shell fragment is configured as to be embedded in vacancy section when compressed.
The housing of the embodiment of the present invention, shell wall has vacancy section, and shell fragment can be embedded in vacancy section when compressed.This
Sample, the thickness of shell fragment is not take up the space on direction of vibration, so that for the vibration of oscillator provides bigger space.
Additionally, in this way, take full advantage of the space of enclosure interior, can make that housing does is thinner, complies with
Electronic equipment is lightening, miniaturization development trend.
Additionally, improve integrated level, the material quantity of linear vibration motor is reduced.
In one example, shell fragment is multiple.For example, as shown in Figure 1-2, shell fragment is 2 and is oppositely arranged.Oscillator position
Between two shell fragments.In this way, bigger elastic-restoring force can be provided for linear vibration motor, is conducive to regulation
F0.Certainly, multiple shell fragments can also be arranged on the same side of oscillator.
Preferably, shell fragment is integrally formed with shell wall.For example, directly being opened up on shell wall using modes such as cutting, punching presses
Go out shell fragment.In this way, the processing method for simplifying housing.Additionally, shell fragment is more firm with the connection of shell wall, structure is strong
Degree is high, good tolerance.
Fig. 1 is the structural representation of housing according to an embodiment of the invention.
As shown in figure 1, in this example embodiment, shell wall includes roof 14, bottom wall 15 and side wall 13, three is enclosed together with shape
Into inner chamber.Roof 14 is parallel with bottom wall 15.Oscillator vibrates perpendicular to roof 14.Direction of vibration is perpendicular to roof 14 and bottom wall 15.
Vacancy section is arranged at least one of roof 14 and bottom wall 15.This structure is easy to processing, and facilitates stator and oscillator
Installation.Optionally, the shape of housing can be, but not limited to, square, circular, other polygons or irregular shape.
For example, housing is cuboid, side wall 13 is 4.Side wall 13 along its length is used for fixed stator.For example, fixed
Attached bag includes pole piece 11 and the coil 20 set around pole piece 11, and pole piece 11 is fixed on side wall 13 along its length.Along wide
Spending the side wall 13 in direction is used to set FPCB23 (FPC), and FPCB is used for coil 20 and is turned on external circuit.For example, line
The lead of circle 20 is connected with FPCB23, and FPCB23 is connected with main control chip.Length direction is that the extension on cuboid side most long is anti-
To, width be perpendicular to direction of vibration and with it is most long while be connected while bearing of trend.
For example, setting vacancy section on roof 14, shell fragment is one, and is connected with the side of vacancy section.
For example, setting vacancy section on bottom wall 15, shell fragment is one, and is connected with the side of vacancy section.
For example, as described in figures 1 and 5, vacancy section, i.e. first positioned at roof 14 being respectively provided with roof 14 and bottom wall 15 and being engraved
Dead zone 18 and the second vacancy section 19 positioned at bottom wall 15.Shell fragment be 2, i.e. the first shell fragment 16 and the second shell fragment 17, wherein, first
Shell fragment 16 is connected with the side of the first vacancy section 18, and the second shell fragment 17 is connected with the side of the second vacancy section 19.First shell fragment 16 and
The bearing of trend of two shell fragments 17 is opposite.Bearing of trend be from shell fragment for the tie point that is connected with shell wall to for and oscillator connect
The direction of the connection end for connecing.
Optionally, for example, the first shell fragment 16 and the second shell fragment 17 are arranged on shell wall by way of welding.Example
Such as, the first shell fragment 16 and the second shell fragment 17 be by the way of cutting, for example, plasma cut, the quilt on roof 14 and side wall 13
It is respectively cut out.In this way, without setting shell fragment in addition, the processing and assembling of housing are simplified.Additionally, shell fragment
Connection with shell wall is more firm, and structural strength is higher.
Two shell fragments can make receiving for oscillator in this way respectively positioned at the upper and lower side along direction of vibration of oscillator
Power is more balanced, it is to avoid polarize.
Fig. 2 is the structural representation of housing according to another embodiment of the invention.
In this example embodiment, vacancy section is extended on side wall 13 by roof 14 and/or bottom wall 15, shell fragment be located at side wall 13
Side connects.This structure effectively extends the length of shell fragment, can improve the stress of shell fragment, and makes the elastic recovery of shell fragment
Power is stronger.Additionally, shell fragment has ability resistant to bending higher, plastic deformation, the long service life of shell fragment are not susceptible to.
Additionally, this structure is conducive to the F of linear vibration motor0Regulation.
For example, as shown in Fig. 2 the first vacancy section 18 is extended on a side wall 13 in the width direction, the second vacancy section
19 extend on another side wall 13 in the width direction.When compressed, shell fragment can be respectively embedded into two vacancy sections.
According to another embodiment of the invention, there is provided a kind of linear vibration motor.
Fig. 3 is the exploded view of linear vibration motor according to an embodiment of the invention.
As shown in figure 3, the linear vibration motor includes the housing that oscillator, stator and the present invention are provided.Oscillator includes wolfram steel
Block 22 and the permanent magnet 21 being connected with tungsten steel block 22.Stator includes pole piece 11 and the coil 20 set around pole piece 11.Stator and
Oscillator is arranged in the inner chamber of housing, and stator links together with the connection end of shell fragment.Stator is suspended above in inner chamber.Permanent magnetism
Body 21 interacts with coil 20, to produce Lorentz force.Lorentz force drive vibrator is vibrated.
The characteristics of linear vibration motor has vibrating effect good.
In one example, shell wall is made by permeability magnetic material, raised forming linear oscillator from side wall 13 to inner chamber
The pole piece 11 of motor.For example, as shown in figure 5, housing is formed by the board making of SUS-430 materials.By housing along length side
To side wall 13 to inner chamber concave shape into lug boss 12.Lug boss 12 is set as pole piece 11, coil 20 around pole piece 11.At this
In example, side wall 13 along its length welds together with roof 14 and bottom wall 15.Because shell wall being capable of magnetic conduction, therefore pole piece 11
One end polarity being connected with side wall 13 by side wall 13 be conducted to roof 14 and bottom wall 15, i.e. roof 14 and bottom wall 15 have with
The identical polarity of pole piece 11.
Fig. 6 is the schematic diagram of linear vibration motor according to embodiments of the present invention.
As shown in fig. 6, in original state, one end of the close permanent magnet 21 of pole piece 11 (i.e. lug boss 12) is N poles, with
One end of the connection of side wall 13 is S poles.The side of the close roof 14 of permanent magnet 21 is N poles, is S poles near the side of bottom wall 15.
Permanent magnet 21 is subject to the Lorentz force of coil 20 to act on, and the power is towards roof 14.Repelled each other the principle that there is a natural attraction between the sexes according to the same sex,
Permanent magnet 21 receives the attraction of the S poles from roof 14.Additionally, the S poles of permanent magnet 21 are subject to the S poles from bottom wall 15
Repulsive force.The action direction of three power is identical, collectively forms driving force so that oscillator from original state near roof 14 side
To vibration.
It will be appreciated by persons skilled in the art that oscillator also suffers from the elastic recovery of shell fragment after initial position is deviateed
The effect of power, the direction of elastic-restoring force is in opposite direction with driving force.
When oscillator vibrates arrival setting position upwards, such as at maximum displacement.The sense of current of coil 20 changes,
The magnetic direction of electromagnetic field changes.Now, one end of the close permanent magnet 21 of pole piece 11 is S poles, is connected with side wall 13
One end is N poles.The polarity of roof 14 and bottom wall 15 is changed into N poles.Permanent magnet 21 is subject to the long-range navigation towards bottom wall 15 of coil 20
Hereby power effect, while by direction itself side towards the repulsive force in the direction of bottom wall 15 and from bottom wall 15 from roof 14
To attraction effect.Oscillator is also acted on by the elastic-restoring force towards initial position from shell fragment.Above-mentioned four
Oscillator vibrates towards the direction of bottom wall 15 in the presence of individual driving force.After oscillator crosses initial position, also suffer from from pole piece
11st, 15 3 effects of driving force of roof 14 and bottom wall.
When oscillator vibrates downwards arrival setting position, such as at maximum displacement, the magnetic direction of electromagnetic field becomes again
Change.Permanent magnet 21 is by the Lorentz force from coil 20 and from 15 two magnetic force towards roof 14 of roof 14 and bottom wall
Effect.Oscillator also suffers from the effect of the elastic-restoring force towards initial position from shell fragment.Oscillator is in four works of power
Vibrated towards roof 14 with lower.After oscillator crosses initial position, also suffer from from pole piece 11, roof 14 and bottom wall 15 3
The effect of driving force.Linear vibration motor is and so on vibrated.
In traditional linear vibration motor, oscillator is only subject to the Lorentz force effect of coil 20 and permanent magnet 21 and comes
From the effect of the elastic-restoring force of shell fragment, driving force is smaller.In embodiments of the present invention, because housing can be conducted by pole piece 11
Magnetic field, therefore increased the magneticaction of roof 14 and bottom wall 15 for permanent magnet 21.Housing and coil formed " electromagnet " so as to
Significantly improve the driving force of oscillator.In this way so that the response time of linear vibration motor greatly shortens.
Additionally, improve the sensitivity of vibration, seismaesthesia experience is improved.
Additionally, the increase of driving force can make the accelerating curve frequency range of linear vibration motor wider, double frequency can be carried out
Or the application of multifrequency resonant frequency.
Preferably, lug boss 12 is provided with two relative side walls 13, two coils 20 are around respective convex
Portion 12 is played to set.Permanent magnet 21 is 2, and is corresponded with 2 coils 20 respectively.By twin coil and dual permanent-magnet 21
Set, further increase the driving force of oscillator.
Fig. 7 is the schematic diagram of linear vibration motor according to another embodiment of the invention.
As shown in fig. 7, shell wall is made by permeability magnetic material, the pole piece 11 of linear vibration motor be connected with side wall 13 and
Perpendicular to side wall 13.Coil 20 is set around pole piece 11.From unlike the embodiment shown in Fig. 6, in this example embodiment, pole piece 11
It is separately provided and is connected with side wall 13.Side wall 13 conducts to roof 14 polarity of one end being connected with side wall 13 of pole piece 11
With bottom wall 15.The special pole piece 11 for setting compares the pole piece 11 formed by lug boss 12, gathers the effect in magnetic field more preferably, Neng Gouxian
Write the magnetic field intensity of enhancing roof 14 and bottom wall 15.In this way, significantly enhance " electromagnet " driving force.
Although being described in detail to some specific embodiments of the invention by example, the skill of this area
Art personnel 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 to above example it should be understood that can modify without departing from the scope and spirit of the present invention.This hair
Bright scope is defined by the following claims.
Claims (10)
1. a kind of housing for linear vibration motor, it is characterised in that including shell wall and for being the linear vibration motor
Oscillator the shell fragment of elastic-restoring force is provided, the shell wall encloses to form inner chamber, the shell wall have for communication with cavity with it is outer
The vacancy section on boundary, the vacancy section is located on direction of vibration, and the shell fragment is connected with the shell wall, and extends to the inner chamber
In, the shell fragment is configured as to be embedded in the vacancy section when compressed.
2. housing according to claim 1, it is characterised in that the shell fragment links together with the side of the vacancy section.
3. housing according to claim 1, it is characterised in that the shell fragment is multiple.
4. housing according to claim 1, it is characterised in that the shell wall includes roof (14), bottom wall (15) and side wall
(13), three is enclosed together to form the inner chamber, and the roof (14) is parallel with the bottom wall (15), and the oscillator is vertical
In the roof (14) vibration, the vacancy section is arranged at least one of the roof (14) and the bottom wall (15).
5. housing according to claim 4, it is characterised in that the vacancy section is 2, wherein the first vacancy section (18) position
In roof (14), the second vacancy section (19), positioned at bottom wall (15), the shell fragment is 2, wherein the first shell fragment (16) is engraved with first
The side connection of dead zone (18), the second shell fragment (17) is connected with the side of the second vacancy section (19), first shell fragment (16) with it is described
The bearing of trend of the second shell fragment (17) is opposite.
6. housing according to claim 4, it is characterised in that the vacancy section is by the roof (14) and/or the bottom
Wall (15) is extended on the side wall (13), and the shell fragment is connected with the side positioned at the side wall (13).
7. the housing stated according to claim 4, it is characterised in that the shell wall is made by permeability magnetic material, by the side wall
(13) to the raised pole piece (11) to form the linear vibration motor in the inner chamber.
8. the housing described in any one in claim 1-7, it is characterised in that the shell fragment and shell wall one into
Type.
9. a kind of linear vibration motor, it is characterised in that including the housing as described in any one in claim 1-8.
10. a kind of linear vibration motor, it is characterised in that including the housing as described in any one in claim 4-6, institute
State shell wall to be made by permeability magnetic material, the pole piece (11) of the linear vibration motor is connected and vertical with the side wall (13)
In the side wall (13), the coil (20) of the linear vibration motor is set around the pole piece (11).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710121314.0A CN106899122B (en) | 2017-03-02 | 2017-03-02 | Shell and linear vibration motor for linear vibration motor |
| PCT/CN2017/089572 WO2018157515A1 (en) | 2017-03-02 | 2017-06-22 | Housing used for linear vibration motor and linear vibration motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710121314.0A CN106899122B (en) | 2017-03-02 | 2017-03-02 | Shell and linear vibration motor for linear vibration motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106899122A true CN106899122A (en) | 2017-06-27 |
| CN106899122B CN106899122B (en) | 2019-08-20 |
Family
ID=59184964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710121314.0A Active CN106899122B (en) | 2017-03-02 | 2017-03-02 | Shell and linear vibration motor for linear vibration motor |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106899122B (en) |
| WO (1) | WO2018157515A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111641323A (en) * | 2020-06-30 | 2020-09-08 | 歌尔股份有限公司 | Vibration device and electronic apparatus |
| CN111682729A (en) * | 2020-06-30 | 2020-09-18 | 歌尔股份有限公司 | Vibration device and electronic apparatus |
| CN114448148A (en) * | 2021-12-30 | 2022-05-06 | 深圳市金源机电科技有限公司 | Laser radar outer rotor brushless motor capable of absorbing bearing characteristic frequency |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201549967U (en) * | 2009-12-02 | 2010-08-11 | 东莞恒达电机制造有限公司 | Novel insertion sheet of motor |
| CN102916555A (en) * | 2011-08-04 | 2013-02-06 | 三星电机株式会社 | Linear vibration device |
| US20130285480A1 (en) * | 2011-01-17 | 2013-10-31 | Zf Friedrichshafen Ag | Induction generator and method for producing an induction generator |
| CN106130304A (en) * | 2016-08-22 | 2016-11-16 | 歌尔股份有限公司 | Extensional vibration motor |
| US20170117789A1 (en) * | 2015-10-21 | 2017-04-27 | AAC Technologies Pte. Ltd. | Vibration Motor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2814852Y (en) * | 2005-07-28 | 2006-09-06 | 陈奚平 | Bone-conduction microphone and hand machine with the same bone-conduction microphone |
| JP4603972B2 (en) * | 2005-12-21 | 2010-12-22 | パイオニア株式会社 | Diaphragm for speaker device, speaker device, and mobile phone |
| CN201127115Y (en) * | 2007-12-10 | 2008-10-01 | 陈奚平 | Vibration transducer |
| CN201789623U (en) * | 2010-09-01 | 2011-04-06 | 歌尔声学股份有限公司 | Moving coil type electroacoustic converter |
| CN203690538U (en) * | 2013-10-12 | 2014-07-02 | 信音电子(中国)股份有限公司 | USB socket connector with detecting function |
| CN106169855B (en) * | 2016-08-22 | 2019-04-26 | 歌尔股份有限公司 | Extensional vibration motor |
-
2017
- 2017-03-02 CN CN201710121314.0A patent/CN106899122B/en active Active
- 2017-06-22 WO PCT/CN2017/089572 patent/WO2018157515A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201549967U (en) * | 2009-12-02 | 2010-08-11 | 东莞恒达电机制造有限公司 | Novel insertion sheet of motor |
| US20130285480A1 (en) * | 2011-01-17 | 2013-10-31 | Zf Friedrichshafen Ag | Induction generator and method for producing an induction generator |
| CN102916555A (en) * | 2011-08-04 | 2013-02-06 | 三星电机株式会社 | Linear vibration device |
| US20170117789A1 (en) * | 2015-10-21 | 2017-04-27 | AAC Technologies Pte. Ltd. | Vibration Motor |
| CN106130304A (en) * | 2016-08-22 | 2016-11-16 | 歌尔股份有限公司 | Extensional vibration motor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111641323A (en) * | 2020-06-30 | 2020-09-08 | 歌尔股份有限公司 | Vibration device and electronic apparatus |
| CN111682729A (en) * | 2020-06-30 | 2020-09-18 | 歌尔股份有限公司 | Vibration device and electronic apparatus |
| CN114448148A (en) * | 2021-12-30 | 2022-05-06 | 深圳市金源机电科技有限公司 | Laser radar outer rotor brushless motor capable of absorbing bearing characteristic frequency |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018157515A1 (en) | 2018-09-07 |
| CN106899122B (en) | 2019-08-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10244323B2 (en) | Vibration sound-producing apparatus | |
| CN204886637U (en) | Oscillating motor | |
| CN102055297B (en) | Linear vibrator | |
| KR101242525B1 (en) | Haptic actuator | |
| CN206620036U (en) | Linear vibration motor and electronic equipment | |
| CN107872137A (en) | Linear vibration motor | |
| CN103855905A (en) | Linear vibration motor | |
| CN106899122A (en) | For the housing and linear vibration motor of linear vibration motor | |
| CN110350753A (en) | A kind of vibrating motor | |
| CN109309892A (en) | Electromagnetic driver and screen sounding device | |
| CN207219031U (en) | Vibrating speaker with sound equipment output and vibrating function | |
| US20180229270A1 (en) | Linear vibration motor | |
| CN107147267A (en) | Linear vibration motor | |
| CN105281527B (en) | Linear vibration motor | |
| CN108054894A (en) | Vibrating motor | |
| CN106714051A (en) | Moving-magnet type loudspeaker | |
| CN106953492B (en) | Linear vibration motor | |
| CN208821074U (en) | Electromagnetic driver and screen sounding device | |
| CN206023534U (en) | Resonant motor | |
| CN105187987B (en) | A kind of magnetic driving mechanism and the receiver including the magnetic driving mechanism | |
| CN107070159B (en) | Linear vibration motor | |
| CN106507252B (en) | Multi resonant vibrating system bone-conduction speaker monomer | |
| KR102468399B1 (en) | Linear Vibrator and Manufacturing Method Therefor | |
| CN206807251U (en) | Linear vibration motor | |
| CN204906682U (en) | Magnetic drive mechanism and including this magnetic drive mechanism's receiver |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |