CN207691660U - A kind of linear vibration motor - Google Patents
A kind of linear vibration motor Download PDFInfo
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- CN207691660U CN207691660U CN201721728567.6U CN201721728567U CN207691660U CN 207691660 U CN207691660 U CN 207691660U CN 201721728567 U CN201721728567 U CN 201721728567U CN 207691660 U CN207691660 U CN 207691660U
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- coil
- linear vibration
- vibration motor
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Abstract
The utility model discloses a kind of linear vibration motor, and the motor includes shell, accommodates stator module, vibrator component and the elastic supporting member for supporting optical member for being used to support the vibrator component being fixed in shell；The stator module includes the coil being respectively arranged in the shell inner surface of the corresponding vibrator component side and the flexible PCB being electrically connected with coil；The coil is formed by a plurality of coil line doubling coiling, the coil further comprises the coil lead for being electrically connected flexible PCB corresponding with every coil line, vibrating motor coil provided by the utility model passes through a plurality of coil line doubling coiling, reduce the resistance value of coil, the driving force for improving vibrating motor realizes the ultra-thin wideband design of vibrating motor.
Description
Technical field
The utility model is related to motor product technical fields.More particularly, to a kind of linear vibration motor.
Background technology
With the development of the communication technology, portable electronic product, such as mobile phone, handheld device or palm multimedia recreation
Equipment etc. enters people’s lives.In these portable electronic products, generally system feedback can be done with vibrating motor,
Such as the vibrational feedback etc. of the incoming call prompting of mobile phone, game machine.With the fast development of consumption electronic product, increasingly require to shake
Dynamic motor has higher vibration sense, faster landing time, the frequency bandwidth of bigger.
The direction of vibration for the linear vibration motor used in the related technology is generally horizontal long axis direction, generally all includes
Stator module, vibrator component and the elastic supporting member for supporting optical member being contained in shell.Wherein, stator module includes being respectively arranged on vibrator component
Two coils of the shell inner surface of both sides and the flexible PCB being electrically connected with each coil, vibrator component includes clump weight
And it is contained in the magnet assembly in clump weight.Wideband vibrating motor needs big driving force to realize, is limited to vibrating motor
The volume of volume, magnet assembly cannot substantially increase, and drive the driving voltage of vibrating motor that can not increase, ultra-thin wideband shakes
The difficult design of dynamic motor.
Accordingly, it is desirable to provide a kind of wideband vibrating motor with large driving force of new construction, to overcome prior art institute
Existing defect.
Utility model content
In view of the above problems, problem to be solved in the utility model is to provide a kind of new linear vibration motor structure, makes
The driving force bigger for obtaining linear vibration motor, promote product applies bandwidth.
In order to solve the above technical problems, the utility model uses following technical proposals：
The utility model discloses a kind of linear vibration motor, the motor includes shell, accommodates and be fixed in shell
Stator module, vibrator component and the elastic supporting member for supporting optical member for being used to support the vibrator component；
The stator module include the coil being respectively arranged in the shell inner surface of the corresponding vibrator component side and
The flexible PCB being electrically connected with coil；
The coil is formed by a plurality of coil line doubling coiling, and the coil further comprises corresponding with every coil line
Coil lead for being electrically connected flexible PCB.
Preferably, a plurality of coil line is formed along parallel or perpendicular to the housing direction doubling coiling that the coil is arranged
The coil.
Preferably, a plurality of coil line is arranged as matrix form doubling coiling and forms the coil.
Preferably, the coil is single layer planar coil.
Preferably, the coil is two, is symmetrically arranged on two side bodies of the vibrator component direction of vibration.
Preferably, the coil lead be wholely set with a plurality of coil line or it is seperated connection.
Preferably, the quantity of the coil line is 2,3 or 4.
Preferably, the flexible PCB wraps between the coil and shell inner surface on the flexible PCB
Include the pad for connecting the coil lead.
Preferably, include corresponding with hollow-out parts among the coil on the flexible PCB and stretch into the coil
The protrusion of intermediate hollow-out parts；It include the pad on the inner surface of the protrusion.
Preferably, the contact area gluing of the coil and the shell is adhesively fixed.
The beneficial effects of the utility model are as follows：
Compared to existing linear vibration motor, in linear vibration motor provided by the utility model, in stator module
Coil formed by a plurality of coil line doubling coiling, what coil further comprised being electrically connected with every coil line and flexible PCB
Coil lead, coil are formed by a plurality of coil line doubling coiling, and the coil lead of every coil line is electric with flexible PCB
Connection, is equivalent to multiple coils from parallel connection of coils in the driving circuit, and when multiple coils from parallel connection of coils, the resistance of coil is substantially reduced, identical
Under the conditions of driving voltage, the electric current that the utility model flows through coil significantly increases, and to which driving force can be improved, meets vibrating motor
The performance requirement of large driving force, wideband can reduce the height of coil under conditions of identical driving force, to make vibrating motor
Volume reduce, be conducive to vibrating motor ultrathin design.
Description of the drawings
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 shows the stereoscopic figure of the provided linear vibration motor of the utility model.
Fig. 2 shows the Standard figures of the provided linear vibration motor of the utility model.
Fig. 3 shows the structure sectional view of the provided linear vibration motor of the utility model.
Fig. 4 a show the vertical view of the provided linear vibration motor coil of the utility model.
Fig. 4 b show the side view of the provided linear vibration motor coil of the utility model.
Fig. 5 shows sectional view of Fig. 4 a coils along A-A.
Fig. 6 shows vibrator component and stator module configuration structure schematic diagram in the provided linear vibration motor of the utility model
One of.
Fig. 7 shows vibrator component and stator module configuration structure schematic diagram in the provided linear vibration motor of the utility model
Two.
Fig. 8 shows the structure chart of flexible PCB in the provided linear vibration motor of the utility model.
Fig. 9 shows the structure chart of magnetic conduction sheet in the provided linear vibration motor of the utility model.
Specific implementation mode
In following description given, for purposes of illustration, in order to provide the comprehensive understanding to one or more embodiment,
Numerous specific details are set forth.It may be evident, however, that these implementations can also be realized without these specific details
Example.In other examples, one or more embodiment for ease of description, well known structure and equipment are in block form an
It shows.
Used " clump weight " may also be referred to as " mass block " in the description of following specific implementation modes, refer both to and magnetic
Body and resilient support assemblies coordinate one of the component vibrated in motor shell.In addition, present invention is mainly used in description
The improvement for the linear vibration motor used may also be referred to as horizontal linear vibrating motor or X to linear vibration motor, and also not arrange
Except the technology in invention is applied to large-scale vibrating motor, but for the convenience of statement, in the description of the embodiments below, tool
Body is illustrated by taking linear vibration motor as an example.
In order to illustrate more clearly of the utility model, with reference to preferred embodiment and attached drawing to the utility model do into
The explanation of one step.But it should be recognized that in order to make it easy to understand, involved in the utility model such as " outer surface ", " inside table
Face ", " bottom end ", " top ", " left end ", the descriptions such as " right end " are not intended to reference to the explanation of the provided pattern of attached drawing
Limitation, persons skilled in the art are it is understood that when motor placement position changes in the utility model, Wen Zhong
Involved corresponding description and word should be subject to its practical function played in motor.
In conjunction with shown in Fig. 1,2,3, the utility model provides a kind of linear vibration motor, and the motor includes shell 1, receiving
Stator module, vibrator component and the elastic supporting member for supporting optical member for being used to support the vibrator component being fixed in shell 1；For the ease of
Understand, it is first direction to define the direction of vibration of the vibrator component in the horizontal plane, and the vibrator component is perpendicular to level
The direction in face is second direction.It should be noted that the first direction defined here is mutual for three in rectangular coordinate system in space
X-direction in vertical X-axis, Y-axis, Z axis, shown in Fig. 3, the first direction defined in present embodiment is
X-direction, second direction are Z-direction.
Wherein referring to Fig. 1, Fig. 2, the shell 1 includes first shell 11, the second shell for complementing each other to form accommodating cavity
Body 12 and third shell 13；Here first shell 11, second shell 12 and third shell 13 can also be usually said upper casing,
Middle shell and lower casing, the utility model are not limited this.In the shell structure that present embodiment is provided, the first shell
Body 11 and third shell 13 are platy structure, and the second shell 12 is to pass through the four sides closure tip being bent to form and bottom
Cavity body structure with opening；The first shell 11 is separately fixed at the top open part of second shell 12 with third shell 13
At bottom opening.Molding relative to traditional stretching integral only includes two-part shell structure, and present embodiment is carried
The shell structure of confession, the assembly between stator module of being more convenient for, vibrator component and support component and shell is simple for process, at
This is lower, and the shell may be used permeability magnetic material and be made, and can further improve the driving force of motor, expands motor frequency band
Width.
In linear vibration motor provided by the utility model, the stator module includes coil and flexible PCB 8.Its
In, the coil is formed by a plurality of coil line doubling coiling, and the coil further comprises line corresponding with every coil line
Enclose lead, every coil line is equipped with coil initial line and coil end line two lines circle lead, and two lines circle lead is and flexible circuit
Plate 8 is electrically connected.8 ontology of the flexible PCB is from hull outside along 13 inner surface of third shell and second shell 12
Side surface extends to 11 inner surface of first shell, and coil is connected to by the circuit on flexible PCB 8 with external circuit.Its
In, coil lead can directly be provided by coil line, be wholely set with coil line, can also be in coil doubling coiling
Afterwards, it is the external coil lead of both ends difference of every coil line, i.e., connection seperated with coil line.
The coil of the utility model is formed by a plurality of coil line doubling coiling, and a plurality of coil line can be according to coil reality
Resistance value require and requirement for height is by parallel or perpendicular to the housing direction coiling that the coil is arranged, i.e., along the present embodiment
In first direction or direction coiling perpendicular to first direction.The arrangement mode of wherein a plurality of coil line can be matrix form
Arrangement, and then by different direction of windings to form the coil of different shape and different resistance values.When coil by N coil line simultaneously
Line coiling is formed, and the resistance value for the coil that doubling coiling is formed is the 1/N of the coil of existing single line coiling2, to which this practicality is new
The electric current that coil midstream in type is crossed is the N in existing coil2, the driving force of drive motor is F=BIL, wherein B is to shake
Sub-component generate magnetic field intensity, I be coil on electric current, L be coil coil line total length, therefore driving force be increased to it is existing
The N of the driving force of the motor of technology2Times, the driving force of motor significantly increases, and when driving force is fixed, coil dimension can be made to reduce
Or driving voltage reduces, and reduces motor volume, saves the energy.
As shown in Fig. 4 a, 4b and Fig. 5, in the present embodiment, the coil is being parallel to setting coil using 4 coil lines
Housing direction doubling coiling forms single layer planar coil, so that coil height is greatly lowered, item is provided for the increase of magnet assembly
Part expands motor bandwidth, motor volume can be also reduced using the coil of doubling coiling to which motor drive power can be improved, and realizes
The ultra-thin wideband of motor product designs.Certainly, the quantity of the coil line also can use such as 2 or 3 according to actual conditions
The coil line of other quantity, or using other coil line spread pattern coilings, the utility model is not restricted herein.
The stator module in the present embodiment includes that there are two coils；For the ease of clearly describing, by two coils
It carries out separating mark and description with first coil 71 and the second coil 72, it is to be understood that, it is sent out without prejudice to the utility model
Under the premise of improving eyesight, first coil 71 and the second coil 72 answer structural form having the same.
Specifically, shown in Figure 3, first coil 71 and the second coil 72 are symmetrically disposed on described in the first direction
The both sides up and down of vibrator component a, that is to say, that combination in first coil 71 and the second coil 72 is fixed on first shell
11 inner surfaces position corresponding with the vibrator component, another in conjunction be fixed on 13 inner surface of third shell with it is described
The corresponding position of vibrator component.
In present embodiment, the flexible PCB 8 is located between 1 madial wall of the coil and shell, flexible PCB 8
The first coil 71 and the second coil 72 that vibrator component both sides can effectively be connected can meet bilateral coil signal load；
In addition two coils are serially connected conducting by a flexible PCB, for coil input direction same current and can fill
Divide and is provided the foundation using magnetic field intensity.It, can be in the area that the coil is contacted with shell 1 in order to increase the stability of the coil
Domain gluing makes coil be adhesively fixed with shell 1.
Specifically, further illustrated in conjunction with Fig. 6, Fig. 7 and Fig. 8, include on the flexible PCB 8 in the coil
Between hollow-out parts it is corresponding and stretch into the protrusion of hollow-out parts among the coil, in conjunction with shown in Fig. 6, specifically, the flexible electrical
Include the first protrusion 81 corresponding with 71 intermediate hollow-out parts of first coil on road plate 8, and with engraved among the second coil 72
Corresponding second protrusion in empty portion 82；Wherein the first protrusion 81 prolongs the bending of its extending direction by 8 ontology of the flexible PCB
It is formed, the second protrusion 82 is located at the end of flexible PCB 8, and prolongs its extension again by 8 ontology of the flexible PCB
Direction is bent to form；In addition, including to connect its point on the inner surface of first protrusion, 81 and second protrusion 82
The not pad of corresponding coil lead.
In linear vibration motor provided by the utility model, set by the structure of protrusion on above-mentioned flexible PCB 8
Meter, can be under conditions of not occupying enclosure interior space, or increase motor integral outer structure size additionally, in first coil
71 and the further setting magnetic conduction sheet in the outside of the second coil 72, magnetic conduction sheet can be used for correcting magnetic circuit system magnetic strength wire shaped, so that more
More magnetic induction lines further enhances the driving force of the linear vibration motor across coil to increase magnetic induction intensity.
In conjunction with shown in Fig. 9, Fig. 9 shows that fitting is fixed on the structural schematic diagram of magnetic conduction sheet on the outside of first coil, needs to illustrate
, the structure example for being only fixed on 72 outside magnetic conduction sheet of first coil in present embodiment with fitting illustrates, and is bonded and fixes
The outside of the second coil 71 magnetic conduction sheet and be bonded the magnetic conduction sheet structure having the same being fixed on the outside of first coil 72,
There is only the differences of arranged direction on horizontal plane.Specifically, the stator module is located at 71 He of first coil including two
The magnetic conduction sheet 9 in 72 outside of the second coil；The magnetic conduction sheet 9 includes two magnetic conduction edge 91 and is located between two magnetic-conductance portions 91
The interconnecting piece 92 that two magnetic-conductance portions 91 are connected as one；Two magnetic conduction edge 91 correspond to two main drivings of the coil respectively
Edge；It should be noted that the main driving edge of coil described here be interpreted as it is vertical with magnet polarities direction in motor
In play the edge of main driving capability.Wherein, the outside of the inner surface and the coil of 9 magnetic conduction edge 91 of the magnetic conduction sheet
Surface fitting is fixed, and the interconnecting piece 92 is accommodated in the sunk area of 8 outer surface of flexible PCB formed by protrusion,
And the inner surface of the interconnecting piece 92 is bonded fixation with the outer surface of protrusion.
In addition, first coil 71 and 72 outer surface of the second coil and 11 inside table of shell after magnetic conduction sheet are arranged outside coil
Be formed with clearance space between face, coil lead by coil outer ledge through the clearance space, extremely by coil outer surface fair line
It is connect with the pad on flexible PCB protrusion at hollow-out parts among coil, coil lead and shell during motor vibrations
Inner surface is in direct contact friction, easily generates harmful effect to motor；And then preferably, the flexible PCB 8 further includes having
Extension 83 corresponding with the coil, being extended outward along first direction by 8 body edges of flexible PCB, the extension
There are the gaps for coil lead fair line between the inner surface in portion 83 and the outer surface of coil.It should be noted that referring to
The position of Fig. 2 and Fig. 6, the coil lead fair line are preferably located on the corner positions of coil, are convenient for 9 magnetic conduction side of magnetic conduction sheet
Amendment of the portion 91 to magnetic circuit system magnetic strength wire shaped, so that more magnetic induction lines pass through the main driving edge of coil, to increase
Magnetic induction intensity.Corresponding, the extension 83 should extend to position corresponding with coil lead fair line, Ke Yili
It solves, should include the missing portion 911 for avoiding extension 83 in 9 magnetic conduction edge 91 of magnetic conduction sheet, so that extension draws coil
Line block and combination between the two is fixed.The preferred embodiment utilizes the setting of extension, in motor assembly, coil
The mode that lead can first pass through bonding in advance is fixed on 83 inner surface of extension, and in vibrator component and stator module and shell
After the completion of assembly, coil lead can closely pressing be fixed in coil outer surface and extension 83 by case inside surface
Between side surface, avoids coil lead and be in direct contact friction with case inside surface, the harmful effect that motor is generated.
In addition, in present embodiment, the elastic supporting member for supporting optical member includes being located at 1 inner wall of the shell and the vibrator component end
Between portion, the support vibrator component is along the first elastic supporting member for supporting optical member 100 of first direction linear reciprocal movement and the second elasticity
Support element 200, the first elastic supporting member for supporting optical member 100 and the second elastic supporting member for supporting optical member 200 can be about vibrator component in a second direction
Central axis be axisymmetricly arranged, can also be centrosymmetric about the central axis of vibrator component in a second direction
It is arranged, 100 and second elastic supporting member for supporting optical member 200 of the first elastic supporting member for supporting optical member mentioned here can be with spring or shrapnel, this practicality
It is novel that this is not limited.
Jointly shown referring to Fig. 2,3, the vibrator component that present embodiment is provided includes clump weight 2 and receiving
The first magnet assembly in clump weight 2 and the second magnet assembly；For the ease of clearly describing, by first in present embodiment
The magnet in magnet and the second magnet assembly in magnet assembly carry out separate mark, be used in combination the first magnet 3, the second magnet 4,
Third magnet 5 and the 4th magnet 6 are illustrated respectively, specifically, first magnet assembly is included at least along the second party
To the first magnet 3 and the second magnet 4 of setting；The magnetizing direction of first magnet, 3 and second magnet 4 is along the first party
To, and the magnetizing direction of first magnet, 3 and second magnet 4 is opposite.
Second magnet assembly is included at least is symmetrically disposed on first magnet assembly both sides in the second direction
Third magnet 5 and the 4th magnet 6, the magnetizing direction of third magnet 5 and the 4th magnet 6 is along the second direction, and described
The magnetizing direction of three magnets 5 and the 4th magnet 6 is opposite；Each magnet of first magnet assembly and the second magnet group being provided adjacent to
The polarity of each magnet abutting end of part is identical.It is understood that magnet mentioned here broadly for be can attract iron,
The object, in particular to magnet or magnet steel of the substances such as cobalt, nickel.
It is shown in Figure 3 go out, in present embodiment, position is located above in a second direction in the first magnet assembly
Magnet be the first magnet 3, be located at lower position magnet be the second magnet 4；In second magnet assembly in a second direction
Magnet positioned at the first magnet assembly left end is third magnet 5, and the magnet for being located at the first magnet assembly right end is the 4th magnet 6.
It is understood that the magnetizing direction of the first magnet 3 and the second magnet 4 is along the first direction, that is to say, that magnetic
The poles N, the poles S of body are distributed in a first direction；The magnetizing direction of first magnet 3 and the second magnet 4 is on the contrary, show such as the first magnetic
Body 3 magnetizes along first direction positive direction, then the second magnet 4 then magnetizes along first direction negative direction, specific to present embodiment,
In a first direction in positive direction, the first magnet 3 is arranged in the way of the poles-N of the poles S, and the second magnet 4 is according to the poles the N poles-S
Mode is arranged.Similarly, the magnetizing direction of third magnet 5 and the 4th magnet 6 is along the second direction, that is to say, that the N of magnet
Pole, the distribution of the poles S are in a second direction；Specific to present embodiment, in second direction positive direction, third magnet 5 is according to N
The mode of the pole poles-S is arranged, and the 4th magnet 6 is arranged in the way of the poles-N of the poles S.
In order to make to form unidirectional driving force under 72 unidirectional magnetic direction of first coil 71 and the second coil,
First coil 71 is identical with the input current direction of the second coil 72, i.e., the anti-work for the driving force that two coils are subject in magnetic field
The vibrator component of the linear vibration motor is firmly driven to be moved along first direction.As described above, by the first magnet 3, the second magnetic
In the efficient magnetic field that body 4, third magnet 5 and the 4th magnet 6 are formed, the identical coil in two input current directions can be fully sharp
With magnetic field intensity, compared to the magnetic structure form of unilateral coil, the utilization rate of the magnetic structure form of twin coil for magnetic field
It can be obviously improved, and then improve the application bandwidth of motor.
Pass through the arrangement of above-mentioned magnet so that two magnet groups in linear vibration motor provided by the utility model
It is unidirectional efficient magnetic field that part, which can form magnetic direction, and the ampere of driving can be generated with the fitting coils of corresponding configuration
Power can make coil make full use of magnetic field intensity under unidirectional magnetic direction, and under unidirectional magnetic direction
Form unidirectional driving force.
In addition, the vibrator component in present embodiment can also be used for correcting magnetic induction line, Jin Erzeng by the way that magnetic conductive board is arranged
Strong magnetic induction intensity, the position of magnetic conductive board can be set to the first magnet assembly and the second magnet assembly non-corresponding coil sides or
Person is arranged between arbitrary two basic change magnet together.The shape of magnetic conductive board can be platy structure, can also be and magnetic
The bowl structure of body adaptation, as long as the component that can play the role of amendment magnetic strength wire shaped and enhancing magnetic induction intensity is being retouched
The row stated, the utility model are without limitation.
In conclusion linear vibration motor provided by the utility model, the coil in stator module is by a plurality of coil line
Doubling coiling can be such that the whole resistance value of coil reduces, and the electric current of flowing through coil increases, and sky is provided for the volume increase of magnet assembly
Between, to realize large driving force vibrating motor design, realize vibrating motor ultra-thin wideband design.And it is driven in vibrating motor
The driving voltage of driving circuit can be reduced in the case that power is constant or coil can be done to thin, reduction motor volume, saving
The energy.And stator module is designed as with the identical twin coil magnetic structure in input current direction, twin coil is unidirectional
Magnetic field intensity is can make full use of under magnetic direction, forms unidirectional driving force so that the driving force of linear vibration motor
Bigger effectively reduces the response time, and improve product applies bandwidth.In addition the utility model is also by flexible PCB
Structure improve so that magnetic conduction sheet can be further added on the outside of coil, magnetic conduction sheet has modified magnetic circuit system magnetic strength wire shaped, makes
It obtains more magnetic induction lines and passes through coil, increase magnetic induction intensity, further enhance the driving force of motor.
Obviously, above-described embodiment of the utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to the embodiment of the utility model, for those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways, all embodiments can not be exhaustive here,
It is every to belong to obvious changes or variations that the technical solution of the utility model is extended out still in the utility model
The row of protection domain.
Claims (10)
1. a kind of linear vibration motor, which is characterized in that the motor includes shell, accommodates the stator pack being fixed in shell
Part, vibrator component and the elastic supporting member for supporting optical member for being used to support the vibrator component；
The stator module include the coil being respectively arranged in the shell inner surface of the vibrator component side and with coil electricity
The flexible PCB of connection；
The coil is formed by a plurality of coil line doubling coiling, and the coil further comprises be used for corresponding with every coil line
It is electrically connected the coil lead of flexible PCB.
2. a kind of linear vibration motor according to claim 1, which is characterized in that a plurality of coil line is along parallel or vertical
Directly the coil is formed in the housing direction doubling coiling that the coil is arranged.
3. a kind of linear vibration motor according to claim 1, which is characterized in that a plurality of coil line is arranged as matrix
Form doubling coiling forms the coil.
4. a kind of linear vibration motor according to claim 1, which is characterized in that the coil is single layer planar coil.
5. a kind of linear vibration motor according to claim 1, which is characterized in that the coil is two, respectively symmetrically
It is set on two side bodies of the vibrator component direction of vibration.
6. a kind of linear vibration motor according to claim 1, which is characterized in that the coil lead and a plurality of line
Astragal is wholely set or seperated connection.
7. a kind of linear vibration motor according to claim 1, which is characterized in that the quantity of the coil line be 2,3
Item or 4.
8. a kind of linear vibration motor according to claim 1, which is characterized in that the flexible PCB is located at the line
Include the pad for connecting the coil lead between circle and shell inner surface, on the flexible PCB.
9. a kind of linear vibration motor according to claim 8, which is characterized in that include on the flexible PCB with
Hollow-out parts are corresponding among the coil and stretch into the protrusion of hollow-out parts among the coil；The inner surface of the protrusion
On include the pad.
10. a kind of linear vibration motor according to claim 1, which is characterized in that the coil connects with the shell
Region gluing is touched to be adhesively fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721728567.6U CN207691660U (en) | 2017-12-12 | 2017-12-12 | A kind of linear vibration motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721728567.6U CN207691660U (en) | 2017-12-12 | 2017-12-12 | A kind of linear vibration motor |
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| Publication Number | Publication Date |
|---|---|
| CN207691660U true CN207691660U (en) | 2018-08-03 |
Family
ID=62997199
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721728567.6U Active CN207691660U (en) | 2017-12-12 | 2017-12-12 | A kind of linear vibration motor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109038914A (en) * | 2018-08-13 | 2018-12-18 | 瑞声科技(新加坡)有限公司 | Linear vibration electric motor and its installation method |
| CN109245480A (en) * | 2018-09-10 | 2019-01-18 | 浙江省东阳市东磁诚基电子有限公司 | A kind of horizontal linearity vibrating motor |
| WO2021253749A1 (en) * | 2020-06-17 | 2021-12-23 | 池州市弘港科技电子有限公司 | Miniature super bass dual-drive low-frequency vibrator |
-
2017
- 2017-12-12 CN CN201721728567.6U patent/CN207691660U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109038914A (en) * | 2018-08-13 | 2018-12-18 | 瑞声科技(新加坡)有限公司 | Linear vibration electric motor and its installation method |
| CN109245480A (en) * | 2018-09-10 | 2019-01-18 | 浙江省东阳市东磁诚基电子有限公司 | A kind of horizontal linearity vibrating motor |
| WO2021253749A1 (en) * | 2020-06-17 | 2021-12-23 | 池州市弘港科技电子有限公司 | Miniature super bass dual-drive low-frequency vibrator |
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