CN208110143U - Lens driver - Google Patents
Lens driver Download PDFInfo
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- CN208110143U CN208110143U CN201820721572.2U CN201820721572U CN208110143U CN 208110143 U CN208110143 U CN 208110143U CN 201820721572 U CN201820721572 U CN 201820721572U CN 208110143 U CN208110143 U CN 208110143U
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- lens
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- lens carrier
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Abstract
The utility model relates to a kind of lens drivers, its pedestal is embedded, and there are two conduct pieces made of mutual disjunct high permeability material, the hole that can expose described two conduct pieces is formed on position on the pedestal for connecting with rear side reed, reed is electrically connected with two conduct pieces respectively by the hole on rear side of two panels.The pedestal of the lens driver of the utility model has been embedded in conduct piece made of high permeability material, to in completed knocked down products, upper setting large area magnet can assem-bly faced, then pedestal is arranged on magnet and assembles, in this way, pedestal is stabilized on jig by biggish downward magnetic attraction, it is not easy the influence because being driven magnet due to occurs floating and crooked situation, convenient for the assembling of product, without redesigning the movement of compression bar limitation pedestal.And the mode that ejection formation can be used manufactures pedestal, disposably wraps up conduct piece into, manufacturing process is simple.
Description
Technical field
The utility model relates to a kind of lens drivers.
Background technique
Currently, with the development of science and technology and improvement of living standard, the camera function of mobile phone is more and more, and this is to mobile phone
Camera requirement it is also higher and higher.In existing camera, VCM is widely used in camera（Voice Coil Motor,
Voice coil motor）, with automatic focusing function, the position of adjustable camera lens, so that clearer image be presented.
The pedestal of VCM is that injection molding needs additional designs compression bar to limit the movement of pedestal, avoid in an assembling process
The mobile error for causing group to be loaded onto of pedestal, such operation are more troublesome.And the conduction that driving device is connected with external power supply source
Terminal is fixed on the complex process on pedestal, and manufacturing time is long.
Utility model content
It is not easy to float and move the purpose of this utility model is to provide pedestal when a kind of assembling and the lens of simple process
Driving device.
A kind of lens driver, before driving a lens, definition subject to be located at the optical axis direction of the lens
Side, the lens driver include:
Pedestal；
Shell, lower end are connected with pedestal, and an accommodating space is surrounded together with pedestal；
Lens carrier is formed with the through-hole for loading the lens thereon；
Elastic component is used to for the lens carrier suspension being supported in the shell；And
Driving unit for driving lens carrier to move along the direction of lens axis；
Wherein, the pedestal is embedded with conduct piece made of at least two mutual disjunct high permeability materials, the pedestal
On be formed with the hole that can expose at least two conduct piece on position for connecting with elastic component, the elastic component is logical
The hole is crossed to be electrically connected at least two conduct piece respectively.
As an implementation, the shell is made of low permeability magnetic material or non-magnet material.
As an implementation, the elastic component includes：
The front end of front side reed, inside portion and lens carrier connects, and outside portion is connect with the shell or pedestal；With
And
Rear side reed is divided into mutual disjunct at least two panels, and each inside portion and the rear end of lens carrier connect,
Outside portion is connect with the pedestal, and is electrically connected respectively at least two conduct piece by the hole.
As an implementation, the pedestal includes：
Bottom plate, the center portion thereof are formed with through-hole；
The multiple columns extended vertically from bottom plate；And
The multiple limiting sections extended from bottom plate or multiple columns；
Wherein, the driving unit includes the driving coil for the outer peripheral sidewall for being fixed on the lens carrier and is fixed on
Multiple drive magnets on pedestal, and drive magnet is opposed every sky with driving coil；Each drive magnet is perpendicular to the light
The first direction upper limit of axis direction is located between two columns, is located at extremely in the direction upper limit towards the driving coil opposed with its
A few limiting section, so that the multiple limiting section can limit drive magnet and the driving coil the distance between opposed with its.
As an implementation, multiple first sheet metals, each limiting section are formed at least two conduct piece
It is embedded at least one first sheet metal.
As an implementation, from the direction of the lens axis, the area ratio of the conduct piece and bottom plate is
20%~50%。
It as an implementation, can be multiple around perpendicular to the lens when quantity of the driving coil is multiple
Optical axis direction winding, can also be on the periphery wall that the optical axis direction of the lens is wound in the lens carrier；It is described
When the quantity of driving coil is one, the optical axis direction around the lens is wound on the periphery wall of the lens carrier；Institute
It states and is also formed at least two wrapping posts on lens carrier periphery wall and is electrically connected the driving coil and elasticity for guiding
The metallic channel of the conducting wire of component；The multiple drive magnet interval setting, at least two wrapping post are disposed therein one
It is not opposite with any drive magnet in interval between drive magnet；It is additionally provided on the periphery wall of the lens carrier
Position sensing magnet or inductor, position sensing magnet or inductor are arranged between another drive magnet
In interval.
As an implementation, the pedestal further includes the support plate extended vertically from bottom plate, for fixing
One circuit board；At least two conduct piece can be exposed by being formed on the position for fixing the circuit board of the support plate
The second hole, the circuit board by second hole respectively at least two conduct piece be electrically connected；When the lens
When being provided with the position sensing magnet on the periphery wall of bracket, the position sensing magnet is opposed with circuit board, and electricity
Position sensing sensor is provided on the plate of road；When being provided with position sensing inductor on the periphery wall of the lens carrier
When, the position sensing inductor is opposed with circuit board, and position sensing magnet is provided on circuit board.
The pedestal of the lens driver of the utility model has been embedded in conduct piece made of high permeability material, thus in group
When filling product, upper setting large area magnet can be being assem-bly faced, then pedestal is arranged on magnet and is assembled, in this way, pedestal
It is stabilized on jig by biggish downward magnetic attraction, is not easy the influence because being driven magnet due to occurs floating and crooked feelings
Condition, convenient for the assembling of product, without redesigning the movement of compression bar limitation pedestal.And the mode system of ejection formation can be used
Pedestal is made, is disposably wrapped up conduct piece into, manufacturing process is simple, and conductive terminal is not easily to fall off, and quality is more stable.
Detailed description of the invention
Fig. 1 provides a kind of perspective view of the explosion of lens driver for the utility model.
Fig. 2 is the overall structure diagram of pedestal in Fig. 1.
Fig. 3 is the top view of lens carrier in Fig. 1.
Fig. 4 is that coil winds status diagram when using the wrapping post of rotation symmetric design in the prior art.
Fig. 5 is that the lens carrier of an embodiment of the present invention and coil wind status diagram.
Specific embodiment
The utility model is described in further detail below in conjunction with specific embodiments and drawings.
The lens driver of the utility model is VCM（Voice Coil Motor, voice coil motor）Type drive motor is driven
Dynamic component is mutually every empty opposed driving coil and drive magnet.Support member include for loading lens lens carrier,
The bullet for being set to the perimeter support member of lens carrier peripheral side and being supported in lens carrier suspension in perimeter support member
Property component.One of driving coil and drive magnet are fixed on lens carrier, and another one is fixed on perimeter support member
On.It in work, is powered to the driving coil in drive magnet magnetic field, pushes lens carrier real using the Lorentz force of generation
Now to the focusing driving function of camera lens.Closed-loop control function can be additionally realized by allocation position induction sensor and magnet
Energy.
Wherein, the shape of lens carrier can be substantially（Namely substantially or be similar to）It is more for round or rectangular or hexagon etc.
Side shape, corresponding, magnet can also be correspondingly arranged for straight panel shape or arc plate or L-type plate, the shape of perimeter support member.It drives
Moving winding can be wound around the direction of the optical axis perpendicular to the lens, then be fixed on lens carrier lateral wall, can also be around lens
Optical axis direction be wound on the periphery wall of lens carrier.When driving coil is wound around the direction of the optical axis perpendicular to lens,
General quantity is set as two（It is opposite across lens carrier and be arranged in parallel）, four（Lens carrier is set in rotational symmetry
Outer peripheral sidewall on）Or six, eight etc..When driving coil is on the periphery wall that the optical axis direction of lens is wound in lens carrier
When, general quantity is set as one or two（Front and back setting in the direction of the optical axis）.Multiple drive magnets are spaced with being mutually not attached to
Setting, generally rotational symmetry setting or axial symmetry setting.
Hereinafter, being illustrated by taking the lens driver that shape is substantially square as an example, and it is arranged two around perpendicular to saturating
The driving coil of the direction winding of the optical axis of mirror and the drive magnet of two straight panel shapes.It will be appreciated by those skilled in the art that,
Member profile shape and quantity should not limit the protection scope of the utility model.
Hereinafter, for convenience of description, defining subject and being located at lens driver（Namely lens）Front, then in component
Close subject side is front side on optical axis direction（Front, it is preceding, on）, after being far from subject side in the direction of the optical axis
Side（Rear, after, under）.Defining the direction parallel with the optical axis of lens is Z-direction, vertical with Z-direction and orthogonal two
A directional spreding is X-direction and Y-direction.
As shown in Figure 1, Figure 2 and Figure 3, in an embodiment of the present invention, lens driver mainly include pedestal 1, from
The shell 2 that is fastened in front of pedestal 1 on pedestal 1 and it is arranged in the accommodating space that shell 2 and pedestal 1 surround：It is formed with
For loading lens（It is not shown go out）Through-hole lens carrier 3, be fixed on two driving coils of 3 outer peripheral sidewall of lens carrier
31, two blocks of drive magnets 32 of 31 peripheral side of driving coil are set, are embedded（Namely package, it can not be observed from base exterior
's）Conduct piece 4 in pedestal 1, for 3 suspension of lens carrier to be supported on 2 inside of shell and lens carrier 3 can be made along optical axis
The elastic component 5 of direction movement, the circuit board 6 being mounted on pedestal 1.
Wherein, shell 2 is square cover shape, including rectangular cover board and four sides integrally extended from four side of cover board
Wall.Side wall lower ends portion is connected with pedestal.Shell 2 is made of low permeability magnetic material or non-magnet material.Here, defining magnetic conductivity
（Magnetic permeability generally indicates with symbol μ, μ be equal in magnetic medium magnetic induction density B and magnetic field strength H it
Than i.e. μ=B/H）It is high permeability material more than or equal to 1.5, magnetic conductivity is low permeability magnetic material lower than 1.5.
Pedestal 1 is for fixing drive magnet 32, circuit board 6, elastic component 5 and conduct piece 4.Pedestal 1 includes substantially in four
The bottom plate 11 of side shape, extended vertically from the column 12 that the quadrangle of bottom plate 11 extends vertically, from bottom plate 11 it is multiple
Limiting section 13 and support plate 14,15.The middle part of bottom plate 11 is provided with through-hole, opposite with lens.Column 12 hangs down from the quadrangle of bottom plate 11
Directly extend, be formed with unfilled corner on the outside of the direction of lens radial direction, so that the corner of the front surface of bottom plate 11 be made to expose（?
I.e. column forms clearance position in the most corner of bottom plate 11）, in the corresponding four corners of clearance position, opposite two upper formation
There is pillar 111, is formed with hole 112 on other two opposite corner, the conduct piece 4 being embedded in pedestal 1 for exposure.Column
Protrusion 121 is also formed on 12 front end face, for connecting elastic component 5.Due to being provided with column 12, shell 2 and pedestal 1 connect
When connecing, 12 outer surface of column can be pasted with 2 inner surface of shell, so that the then area of the two significantly increases, lens driving
The overall structural strength of device enhances.
In the present embodiment, there are four limiting sections 13 for setting altogether, extend from the close both sides of bottom plate 11 respectively, substantially
The rectangle tabular of X-direction is parallel in surface.Here, defining the side+Y and the side-Y that limiting section 13 is located at pedestal 1.Then it is located at+Y
Two limiting sections 13 of side are connected respectively with two columns 12 for being located at the side+Y namely one of side of limiting section 13（+X
Side or the side-X）It is connected with column 12.Likewise, be located at the side-Y two limiting sections 13 respectively be located at the side-Y two columns 12
Connected namely limiting section 13 one of side（The side+X or the side-X）It is connected with column 12.And column 12 have be parallel to Y
The side surface 122 in direction, which connects with a surface 132 for being parallel to X-direction for limiting section 13, to form L
Shape position limiting structure.The both sides of the face of drive magnet 32, the i.e. side end face+X and the side end face-X are contacted with the side surface 122 of column 12
（It can also be connected by way of gluing simultaneously）, so that each drive magnet 32 is limited in the Y direction between two columns 12.
The direction of drive magnet 32 is contacted with the end face on the direction of its opposed driving coil 31 with the surface 132 of limiting section 13（It is excellent
Choosing is connected by way of gluing simultaneously）, to be limited in limiting section 13 in the direction towards lens.Since limiting section 13 is located at
Between drive magnet 32 and driving coil 31, so that limiting section 13 limits drive magnet 32 and the driving coil 31 opposed with its
The distance between.It is also to be understood that driving magnetic can just be accommodated by being formed between two L-shaped position limiting structures and the inner wall of shell 2
The accommodating space of iron 32, drive magnet 32 is in the accommodating space, in this way, translation and the driving magnetic of drive magnet 32 can be limited
The distance between iron 32 and driving coil 31.In addition, limiting section 13, which can also limit drive magnet 32, is being parallel to optical axis direction
Position.To be omitted in existing driving device it is fixed inside the shell for limiting drive magnet and the plastic parts branch of FPC
Frame.
Support plate 14,15 is integrally extended from the side for being located at the side-X and the side+X of bottom plate 11 respectively, both side ends
Connect respectively with column 12.Support plate 15 is used for fixing circuit board 6, is provided with the members such as position detection sensor on circuit board 6
Part, and be raised in 6 surface of circuit board, it is corresponding, opened in support plate 15 and be formed with hole, for make circuit element and lens carrier and
Element thereon is every empty opposed.Be provided on lens carrier 3 with position detection with sensor every empty opposed position detection magnetic
Iron.A part of the outer surface of support plate 14,15 can also be pasted with 2 inner surface of shell, so that pedestal 1 and shell 2 connect
Area significantly increase, the enhancing of the overall structural strength of lens driver.
In addition, as described above, pedestal 1 is also embedded（Package）There are two conduct pieces made of mutual disjunct high permeability material
4 namely conduct piece 4 be pedestal 1 be wrapped in injection molding in pedestal 1.In the present embodiment, two conduct pieces 4 lean on respectively
Nearly two groups of limiting sections 13 setting, namely it is respectively arranged on the side+Y and the side-Y of pedestal 1.Each conduct piece 4 includes perpendicular to optical axis
Second conductive sheet 43 of direction namely Z-direction, two the first conductive sheets integrally extended vertically from the second conductive sheet 43
44 and two third conductive sheets 42.Two the first conductive sheets 44 are respectively embedded in two columns 12 of the side+Y or the side-Y.
To which when assembling drive magnet 32, the first conductive sheet 44 is adsorbed with drive magnet, facilitate the accurate fixed of drive magnet 32
Position and assembling, and prevent magnetic field excessive as the magnetic conduction sheet of drive magnet simultaneously, avoid the elements such as detecting sensor by dry
It disturbs.Third conductive sheet 42 is embedded in support plate 15, and the part exposing for third conductive sheet 42 is formed in support plate 15
The second hole 152, circuit board 6 is electrically connected by the second hole 152 and third conductive sheet 42.It should be understood that going back shape on pedestal 1
At there is the hole for connecting external power supply source for exposing conductive sheet.
In addition, also extending the 4th conductive sheet 41 of a L shape on the second conductive sheet 43 of each conduct piece 4.Namely the 4th lead
Electric piece 41 vertically extends from the second conductive sheet 43 first, then bends and extends towards outside, is formed as L shape.And the 4th
Conductive sheet 41 extends at the hole 112 of bottom plate 11, so that the exposure of its part, convenient to connect with elastic component 5.
Particularly, from the direction of lens axis, the area ratio of conduct piece 4 and bottom plate 11 is 20% ~ 50%, in this way,
When completed knocked down products, upper setting large area magnet can be being assem-bly faced, then pedestal 1 is arranged on magnet and is assembled, in this way, bottom
Seat 1 is stabilized on jig by biggish downward magnetic attraction, occurs due to be not easy the influence because being driven magnet floating and skew
The case where, convenient for the assembling of product, without redesigning the movement of compression bar limitation pedestal 1.
Elastic component 5 includes front side reed 51 and rear side reed 52, includes the inside for being connected with lens carrier 3
Portion, the outside portion for being connected with pedestal 1 and the wrist for being used to connect inside portion and outside portion extended that wriggles.This implementation
In example, the inside of front side reed 51 is formed generally as annular, and connect with the front end of lens carrier 3, the outside of front side reed 51
Also it is formed generally as annular and is connect with 12 front end face of column, and be buckled in protrusion 121.Rear side reed 52 need to be used as conductive path
Diameter, therefore it is divided into mutual disjunct two panels, every inside portion and the rear end of lens carrier connect, every outside portion and bottom plate
11 four corners connection, and through hole 112 is electrically connected with corresponding conduct piece 4.
In this way, 3 suspension of lens carrier is supported on 2 inside of shell by elastic component 5, and allow lens carrier 3 along optical axis side
To movement.
As described above, lens carrier 3 is substantially square in the present embodiment, two driving coils 31 are perpendicular to lens
It is opposed every sky with two drive magnets 32 in Y-direction on the direction of optical axis, in the present embodiment.The side direction-X of lens carrier 3
To periphery wall on be also formed with two wrapping posts 33, lens carrier slave wrapping post 33 to the installation position of driving coil 31,
And driving coil and elasticity are electrically connected for guiding from wrapping post 33 to being also formed on the installation position of rear side reed 52
The metallic channel of the conducting wire of component.From driving coil 31 draw two conducting wires wrapping post 33 will be reached along metallic channel, then around around
Terminal 33 rotates position connect with rear side reed 52 for reaching lens carrier after several weeks along metallic channel, and electric with rear side reed 52
Property connection.In the present embodiment, the same side on lens carrier 3, the i.e. side-X is arranged in two wrapping posts 33, namely is not provided with driving
The side of magnet, while facing away from the other side for being provided with position sensing magnet.In this way, lens branch need to be only arranged in metallic channel
With the same side of wrapping post 33 on frame 3, the length of metallic channel is greatly shortened, so that the design difficulty of mold is reduced,
His component increases using space, so that trend development of the overall structure towards microminiaturization.Similarly, it is correspondingly arranged on lens carrier
There are two blocks of drive magnets 32, when the same side for not corresponding to magnet is arranged in two wrapping posts 33, the coiling side of driving coil 31
Formula is simple, shorter around linear distance, and the design difficulty of metallic channel reduces.When two wrapping posts 33 are arranged at the opposite side of circuit board 6
When, so that the design of wrapping post will not impact the use of circuit board, and wrapping post 33 has more spaces, so that coiling
The design of column 33 is more reasonable.
In other embodiments, when the driving coil that use is wound around the direction for being parallel to optical axis direction, and using setting
In two wrapping posts 33 of the same side on lens carrier 3, the wrapping post for using rotational symmetry in the prior art can be also overcome
The coil winding circle discrepant problem of number of generated lens carrier two sides（Please refer to Fig. 4）.Such as Fig. 4, when using rotation pair
When the wrapping post of title, driving coil starting point since be located at Fig. 4 on the upside of wrapping post wind, and in Fig. 4 downside coiling
Terminate to wind at column, it may appear that the pitch of the laps number of the driving coil on the left of lens carrier in Fig. 4 is less than the case where right side, causes
Unbalanced magnetic motive force is generated when driving.And when using the wrapping post scheme of the utility model, as shown in figure 5, lens carrier
Two sides are essentially equal every the pitch of the laps number of empty opposed coil with drive magnet.
It should be noted that when the quantity of used driving coil core drive magnet increases, the quantity pair of wrapping post
Increase with answering.But no matter wrapping post 33 is arranged three or three or more, and the design position of wrapping post 33 should still be designed and driven
It is not opposite with any drive magnet in the interval of magnet between any two, and position sensing magnet or inductor setting exist
In interval between another drive magnet.It so can reach effect same as above-described embodiment.
In work, conduct piece and external power supply source are electrically connected, and are powered for circuit board 6, while being to drive by elastic component 5
Moving winding 31 is powered, and realizes the driving to lens.Whole device is only used when rear side reed is connected with driving coil and is led
Line, remaining conductive path is built-in, and can realize point-to-point welding, and circuit is more stable, is conducive to mentioning for performance in lens module
It rises and optimizes.
In other embodiments, when bottom plate is other shapes, symmetrically, bottom is preferably arranged in column 12 in rotational symmetry
On plate.In other embodiments, limiting section can extend along the X direction from column, and not with contacts baseplate, limiting section
It can also extend from bottom but not contacted with column.In other embodiments, when bottom plate is other shapes, the unfilled corner of column
Backplate surface a part that institute's empty avoiding comes out is exposed, and as the position connecting with elastic component 5, column is not necessarily intended to be arranged
In corner.In other embodiments, the position on bottom plate for connecting with elastic component 5 can be provided with pillar 111 and hole simultaneously
112.In other embodiments, the quantity of limiting section can be two or four or more, and shape is not limited to plate, as long as flat with one
Row is in the plane of X-direction.In addition, column 12 and limiting section 13 or other shapes, drive magnet 32 can be limited
Translation and the distance between drive magnet 32 and driving coil 31.In other embodiments, when outside lens carrier
When being provided with position sensing inductor on peripheral wall, position sensing inductor is opposed with circuit board, and is provided on circuit board
Position sensing magnet.In other embodiments, each limiting section is embedded in the first two or more sheet metals.Other embodiments
In, it can not be embedded in sheet metal in limiting section, sheet metal made of high permeability material can be used directly and be attached to limiting section surface,
Same technical effect can be achieved.
In other embodiments, rear side reed can be divided into independent and mutual disjunct three or more parts, corresponding, embedding
The quantity for entering the high magnetic conduction conduct piece in pedestal is three or three or more or remains as two, according to different circuit functions
Design, the different piece of rear side reed are electrically connected with corresponding high magnetic conduction conduct piece.In other embodiments, when being embedded in pedestal
When the quantity of interior conduct piece is three or three or more, wherein one or more conduct pieces can be low permeability magnetic material or non-magnetic
Material is made.
Although the description combination embodiments above to the utility model carries out, it is familiar with the art
Personnel can carry out many replacements based on the above contents, modifications and variations, be obvious.Therefore, all such
Substitution, improvements and changes are included in the spirit and scope of appended claims.
Claims (8)
1. a kind of lens driver, for driving a lens, definition subject is located in front of the optical axis direction of the lens,
It is characterized in that, the lens driver includes:
Pedestal；
Shell, lower end are connected with pedestal, and an accommodating space is surrounded together with pedestal；
Lens carrier is formed with the through-hole for loading the lens thereon；
Elastic component is used to for the lens carrier suspension being supported in the shell；And
Driving unit for driving lens carrier to move along the direction of lens axis；
Wherein, the pedestal is embedded with conduct piece made of at least two mutual disjunct high permeability materials, uses on the pedestal
In being formed with the hole that can expose at least two conduct piece on the position connecting with elastic component, the elastic component passes through institute
Hole is stated to be electrically connected at least two conduct piece respectively.
2. lens driver according to claim 1, which is characterized in that the shell is low permeability magnetic material or non-magnetic
Material is made.
3. lens driver according to claim 2, which is characterized in that the elastic component includes：
The front end of front side reed, inside portion and lens carrier connects, and outside portion is connect with the shell or pedestal；And
Rear side reed is divided into mutual disjunct at least two panels, and each inside portion and the rear end of lens carrier connect, outside
Portion is connect with the pedestal, and is electrically connected respectively at least two conduct piece by the hole.
4. lens driver according to claim 3, which is characterized in that the pedestal includes：
Bottom plate, the center portion thereof are formed with through-hole；
The multiple columns extended vertically from bottom plate；And
The multiple limiting sections extended from bottom plate or multiple columns；
Wherein, the driving unit includes the driving coil for the outer peripheral sidewall for being fixed on the lens carrier and is fixed on pedestal
On multiple drive magnets, and drive magnet and driving coil are every empty opposed；Each drive magnet is perpendicular to the optical axis side
To the first direction upper limit be located between two columns, be located at least one in the direction upper limit towards the driving coil opposed with its
A limiting section, so that the multiple limiting section can limit drive magnet and the driving coil the distance between opposed with its.
5. lens driver according to claim 4, which is characterized in that be formed at least two conduct piece more
A first sheet metal, each limiting section are embedded at least one first sheet metal.
6. lens driver according to claim 5, which is characterized in that from the direction of the lens axis, institute
The area ratio for stating conduct piece and bottom plate is 20% ~ 50%.
7. lens driver according to claim 4, which is characterized in that when the quantity of the driving coil is multiple,
It multiple can wind, can also be wound in around the optical axis direction of the lens described around the direction of the optical axis perpendicular to the lens
On the periphery wall of lens carrier；When the quantity of the driving coil is one, institute is wound in around the optical axis direction of the lens
It states on the periphery wall of lens carrier；At least two wrapping posts are also formed on the lens carrier periphery wall and for guiding electrical property
Connect the metallic channel of the conducting wire of the driving coil and elastic component；The multiple drive magnet interval setting, described at least two
A wrapping post is disposed therein in the interval between a drive magnet, not opposite with any drive magnet；The lens
Position sensing magnet or inductor are additionally provided on the periphery wall of bracket, the position sensing magnet or inductor setting exist
In interval between another drive magnet.
8. lens driver according to claim 7, which is characterized in that the pedestal further includes vertically prolonging from bottom plate
The support plate stretched, for fixing a circuit board；It is formed on the position for fixing the circuit board of the support plate
The second hole of at least two conduct piece can be exposed, the circuit board is led with described at least two respectively by second hole
Electric part is electrically connected；When being provided with the position sensing magnet on the periphery wall of the lens carrier, the position sensing
It is opposed with circuit board with magnet, and position sensing sensor is provided on circuit board；When on the periphery wall of the lens carrier
When being provided with position sensing inductor, the position sensing inductor is opposed with circuit board, and position is provided on circuit board
Set sensing magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820721572.2U CN208110143U (en) | 2018-05-15 | 2018-05-15 | Lens driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820721572.2U CN208110143U (en) | 2018-05-15 | 2018-05-15 | Lens driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208110143U true CN208110143U (en) | 2018-11-16 |
Family
ID=64113744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820721572.2U Active CN208110143U (en) | 2018-05-15 | 2018-05-15 | Lens driver |
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| Country | Link |
|---|---|
| CN (1) | CN208110143U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108681030A (en) * | 2018-05-15 | 2018-10-19 | 惠州大亚湾三美达光学技术有限公司 | Lens driver |
-
2018
- 2018-05-15 CN CN201820721572.2U patent/CN208110143U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108681030A (en) * | 2018-05-15 | 2018-10-19 | 惠州大亚湾三美达光学技术有限公司 | Lens driver |
| CN108681030B (en) * | 2018-05-15 | 2024-02-02 | 惠州萨至德光电科技有限公司 | Lens driving device and base thereof |
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Effective date of registration: 20211216 Address after: Xiangshuihe Industrial Park, Dayawan Economic and Technological Development Zone, Huizhou City, Guangdong Province Patentee after: Huizhou Sazhide Optoelectronics Technology Co.,Ltd. Address before: 516083 4th floor, No.6 workshop, Yongchang electronics company, Xiangshuihe Industrial Park, Daya Bay, Huizhou City, Guangdong Province Patentee before: HUIZHOU DAYA BAY JSS OPTICAL TECHNOLOGY Co.,Ltd. Patentee before: HUIZHOU DAYA BAY EVER BRIGHT ELECTRONICS & INDUSTRIAL Co.,Ltd. Patentee before: JSS OPTICAL TECHNOLOGY Co.,Ltd. |
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