CN213581536U - Lens driving device and electronic apparatus - Google Patents
Lens driving device and electronic apparatus Download PDFInfo
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- CN213581536U CN213581536U CN202021249397.5U CN202021249397U CN213581536U CN 213581536 U CN213581536 U CN 213581536U CN 202021249397 U CN202021249397 U CN 202021249397U CN 213581536 U CN213581536 U CN 213581536U
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- lens
- lens barrel
- shell
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- piezoelectric
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B30/00—Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B5/06—Swinging lens about normal to the optical axis
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
- G03B5/08—Swing backs
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/18—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with coil systems moving upon intermittent or reversed energisation thereof by interaction with a fixed field system, e.g. permanent magnets
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- Power Engineering (AREA)
- Adjustment Of Camera Lenses (AREA)
Abstract
The utility model provides a relate to camera equipment technical field, especially relate to a camera lens drive arrangement and electronic equipment, camera lens drive arrangement includes: the piezoelectric lens driving device comprises a lens barrel, a shell, a piezoelectric driving component and a second driving component, wherein the lens barrel is used for mounting a lens, the shell comprises a containing cavity, the lens barrel is mounted in the containing cavity, and the lens barrel is rotatably connected with the shell; the piezoelectric driving assembly and the second driving assembly are both arranged between the lens barrel and the shell; the piezoelectric driving component is used for realizing the movement or rotation of the lens barrel in a plane perpendicular to the optical axis. The utility model provides a camera lens drive arrangement to make the camera lens in the lens cone possess multi-direction anti-shake such as roll, every single move and beat, and the roll is independent of every single move beat, when rolling, does not influence every single move and beat, and anti-shake is effectual, and the connected mode preferred of piezoelectricity deformation portion, easily realization.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a camera equipment technical field especially relates to a camera lens drive arrangement and electronic equipment.
[ background of the invention ]
The existing lens driving device is complex in structure, can only drive a lens to realize rotation in the direction perpendicular to an optical axis, is not comprehensive enough in rotation direction, and is difficult to realize a good anti-shake function.
Therefore, a lens driving device with good anti-shake function is needed.
[ Utility model ] content
An object of the utility model is to provide a can realize using camera lens optical axis as centre of a circle pivoted camera lens drive arrangement and electronic equipment.
The technical scheme of the utility model as follows: an aspect of the present invention provides a lens driving device, the lens driving device includes:
a lens barrel for mounting a lens;
the lens barrel comprises a shell, wherein the shell comprises an accommodating cavity, the lens barrel is arranged in the accommodating cavity, and the lens barrel is rotatably connected with the shell;
the piezoelectric driving assembly and the second driving assembly are arranged between the lens barrel and the shell;
the piezoelectric driving component is used for realizing the movement or rotation of the lens cone in a plane vertical to the optical axis, and the second driving component is used for realizing the movement or rotation of the lens cone in the plane of the optical axis;
the piezoelectric driving assembly comprises a piezoelectric deformation part and a connecting piece which supports and fixes the piezoelectric deformation part between the lens cone and the shell.
Preferably, the connecting member includes a first bracket and a second bracket, one end of the first bracket is fixed to one of the lens barrel and the housing, the other end of the first bracket is fixed to the middle position of the piezoelectric deformation portion, one end of the second bracket is fixed to both ends of the piezoelectric deformation portion in the direction perpendicular to the optical axis, and the other end of the second bracket is fixed to the other of the lens barrel and the housing.
Preferably, the piezoelectric deformation portion includes at least two stacked piezoelectric layers, so that the piezoelectric deformation portion generates a driving force perpendicular to the optical axis, and the action direction of the driving force does not pass through the geometric center of the housing.
Preferably, the piezoelectric deformation portion further includes an elastic sheet sandwiched between the at least two stacked piezoelectric layers, one end of the second support is fixed to two ends of the elastic sheet in a direction perpendicular to the optical axis, and the other end of the second support is fixed to the lens barrel.
Preferably, the housing is in a quadrangular prism shape and comprises a bottom plate, a plurality of side plates extending from the bottom plate, and a cover plate connected with the side plates; the bottom plate the curb plates with the apron encloses to establish accept the chamber, set up on the apron and run through the logical unthreaded hole of apron.
Preferably, the first bracket is integrally formed with one of the lens barrel and the housing, and/or the second bracket is integrally formed with the other of the lens barrel and the housing.
Preferably, the second driving assembly includes a driving coil and a magnetic member, which are oppositely disposed, one of the driving coil and the magnetic member is fixed to the lens barrel, and the other is fixed to the housing.
Preferably, the lens driving device further comprises a fulcrum structure, and the fulcrum structure is located in the accommodating cavity;
the lens barrel comprises a bottom wall far away from one side of the light through hole and a plurality of side walls extending from the periphery of the bottom wall towards the direction of the light through hole;
the fulcrum structure is respectively connected with the bottom wall of the lens cone and the bottom plate of the shell, and is used for supporting the lens cone and enabling the lens cone to rotate relative to the shell.
Preferably, the fulcrum structure includes a ball and a rolling groove, the ball is disposed on the bottom wall, the rolling groove is disposed on the bottom plate, and the ball can rotate relative to the rolling groove.
Another aspect of the present invention provides an electronic apparatus, which includes the lens driving device.
The beneficial effects of the utility model reside in that:
the piezoelectric driving component is used for realizing the movement or rotation of the lens cone in a plane perpendicular to the optical axis, and the second driving component is used for realizing the movement or rotation of the lens cone in the plane of the optical axis, so that the lens in the lens cone has multi-directional anti-shake functions of rolling, pitching, deflection and the like, the rolling is independent of the pitching deflection, the pitching and the deflection are not influenced while the lens rolls, the anti-shake effect is good, the connection mode of the piezoelectric deformation part is good, and the implementation is easy.
[ description of the drawings ]
Fig. 1 is a schematic perspective view of a lens driving device according to an embodiment of the present invention;
fig. 2 is an exploded schematic view of a lens driving device according to an embodiment of the present invention;
FIG. 3 is a schematic perspective view of a lens driving device with a housing and a boss;
FIG. 4 is a schematic cross-sectional view taken along line A-A of FIG. 1;
fig. 5 is a schematic perspective view illustrating a piezoelectric driving assembly of a lens driving apparatus according to an embodiment of the present invention and a lens barrel;
fig. 6 is an exploded schematic view of a piezoelectric driving component of a lens driving apparatus according to an embodiment of the present invention;
fig. 7 is a schematic view illustrating a lens barrel of a lens driving apparatus according to an embodiment of the present invention deflecting along a rolling direction under the action of a piezoelectric driving assembly;
fig. 8 is a schematic view of a piezoelectric driving assembly of a lens driving apparatus according to an embodiment of the present invention after being powered on;
fig. 9 is an exploded schematic view of a second driving assembly of the lens driving apparatus according to an embodiment of the present invention;
fig. 10 is a schematic view illustrating a lens barrel according to an embodiment of the present invention deflecting along one direction under the action of a second driving assembly;
fig. 11 is a schematic view illustrating a lens barrel according to an embodiment of the present invention deflecting along another direction under the action of a second driving assembly;
fig. 12 is a schematic perspective view of an elastic assembly according to an embodiment of the present invention.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The terms "first," "second," "third," "fourth," and the like in the description and in the claims, as well as in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that the embodiments described herein may be practiced otherwise than as specifically illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It should be noted that the description relating to "first", "second", etc. in the present invention is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-2, an embodiment of the present invention provides a lens driving apparatus 1, in which the lens driving apparatus 1 is used for driving a lens, so that the lens can realize anti-shake in rolling, pitching and yawing directions. The lens driving device 1 includes a housing 10, a lens barrel 20, a driving assembly 30, and an elastic assembly 40. The lens barrel 20, the driving component 30 and the elastic component 40 are installed in the housing 10, wherein the lens is accommodated in the lens barrel 20, the lens barrel 20 and the housing 10 are rotatably connected, the elastic component 40 is respectively connected with the housing 10 and the lens barrel 20 to elastically support the lens barrel 20, and the driving component 30 is used for driving the lens barrel 20 to pitch, yaw and roll relative to the housing 10; illustratively, the scrolling direction is a Z-axis direction and is also an optical axis direction of the lens, and the X-axis direction and the Y-axis direction are respectively perpendicular to the Z-axis direction and are perpendicular to each other.
Referring to fig. 3, the housing 10 is configured in a quadrangular prism shape, and the housing 10 includes a bottom plate 11, a side plate 12 extending from the bottom plate 11, and a cover plate 13 connected to the side plate 12; the bottom plate 11, the side plate 12 and the cover plate 13 enclose a containing cavity 14, the cover plate 13 is provided with a light through hole 131 communicated with the containing cavity 14, and the lens barrel 20, the driving assembly 30, the elastic assembly 40 and the fulcrum structure 50 are located in the containing cavity 14. Preferably, the side panels 12 and the bottom panel 11 are perpendicular. Preferably, the cover plate 13 and the base plate 11 are parallel. In the present application, the side plates 12 include four.
The shape of the lens barrel 20 matches the shape of the lens. The material of the lens barrel 20 is not limited, and may be plastic, for example. The lens barrel 20 includes a bottom wall 21 on a side away from the light passing hole 131 and several side walls 22 extending from the bottom wall 21 toward the light passing hole 131. Preferably, the bottom wall 21 and the side wall 22 are perpendicular. In the present application, the number of the side walls 22 is 4, and two adjacent side walls 22 are perpendicular to each other.
Referring to fig. 4-6, the lens driving apparatus 1 further includes a connecting member 70, and the driving assembly 30 includes a piezoelectric driving assembly 31 and a second driving assembly 32. The piezoelectric driving assembly 31 and the second driving assembly 32 are both arranged between the housing 10 and the lens barrel 20, the piezoelectric driving assembly 31 is connected with the connecting piece 70, the connecting piece 70 is respectively connected with the housing 10 and the lens barrel 20, and the piezoelectric driving assembly 31 and the connecting piece 70 interact with each other to realize the movement or rotation of the lens barrel 20 in a plane perpendicular to the optical axis; the second driving assembly 32 is connected to the housing 10 and the lens barrel 20, respectively, for moving or rotating the lens barrel 20 in the plane of the optical axis.
In the present embodiment, the number of the piezoelectric driving assemblies 31 is multiple, the multiple piezoelectric driving assemblies 31 are disposed around the lens barrel 20, and the multiple piezoelectric driving assemblies 31 are located in a first plane, which is perpendicular to the optical axis of the lens.
The piezoelectric driving assembly 31 comprises a piezoelectric deformation part 301 and a connecting piece 70 for supporting and fixing the piezoelectric deformation part 301 between the lens barrel 20 and the shell 10; specifically, the number of the piezoelectric deformation portions 301 is four, the four piezoelectric deformation portions 301 are circumferentially arranged between the four side plates 12 and the four side walls 22, and the four piezoelectric deformation portions 301 and the connecting member 70 are matched, so that the piezoelectric deformation portions 301 generate a driving force perpendicular to the optical axis, the action direction of the driving force does not pass through the geometric center of the housing 10, and the driving force is used for realizing shake correction of the lens barrel 20 in the rolling direction.
Further, the connecting member 70 includes a first bracket 71 and a second bracket 72, the first bracket 71 has one end fixed to one of the lens barrel 20 and the housing 10 and the other end fixed to a middle position of the piezoelectric deformation portion 301; two second brackets 72 are provided, one end of each second bracket 72 is fixed to both ends of the piezoelectric deformation portion 301 in the direction perpendicular to the optical axis, and the other end of each second bracket 72 is fixed to the other of the lens barrel 20 and the housing 10; it is understood that the first bracket 71 is integrally formed with one of the lens barrel 20 and the housing 10, and/or the second bracket 72 is integrally formed with the other of the lens barrel 20 and the housing 10.
More specifically, the piezoelectric deformation portion 301 includes a first piezoelectric layer 311 and a second piezoelectric layer 312, and the first piezoelectric layer 311 and the second piezoelectric layer 312 are stacked and connected; when the first piezoelectric layer 311 and the second piezoelectric layer 312 are energized, both the first piezoelectric layer 311 and the second piezoelectric layer 312 are deformed to generate a driving force perpendicular to the optical axis, and the action direction of the driving force does not pass through the geometric center of the housing 10.
In this embodiment, the piezoelectric deformation portion 301 further includes an elastic sheet 313 sandwiched between the at least two stacked piezoelectric layers, one end of the second bracket 72 is fixed to two ends of the elastic sheet 313 along a direction perpendicular to the optical axis, and the other end is fixed to the lens barrel 20.
Referring to fig. 7 and 8, when the first piezoelectric layer 311 and the second piezoelectric layer 312 are subjected to an external voltage, the first piezoelectric layer 311 shortens, the second piezoelectric layer 312 extends, or the first piezoelectric layer 311 extends and the second piezoelectric layer 312 shortens, so that the piezoelectric deformation portion 301 is concave or convex at the same time, and the elastic sheet 313 is concave or convex along with the deformation of the first piezoelectric layer 311 and the second piezoelectric layer 312, so as to drive the lens barrel 20 to move or rotate in the plane perpendicular to the optical axis in the housing 10, thereby realizing the shake correction of the lens in the rolling direction. It is understood that the elastic sheet 313 may not be provided.
Referring to fig. 4, 9, 10 and 11, the number of the second driving assemblies 32 is multiple, the plurality of second driving assemblies 32 are disposed around the lens barrel 20, and the plurality of second driving assemblies 32 are located in a second plane, which is perpendicular to the optical axis. The first plane and the second plane are not the same plane, and the first plane and the second plane are parallel.
In an embodiment, the number of the second driving assemblies 32 is four, and the second driving assemblies 32 are circumferentially arranged between the four side plates 12 and the four side walls 22 of the lens barrel 20, each second driving assembly 32 includes a driving coil 321 and a magnetic member 322 which are oppositely arranged, either one of the driving coil 321 and the magnetic member 322 is mounted to one side plate 12 of the housing 10, and the other one is mounted to one side wall 22 of the lens barrel 20; wherein, a side wall 22 of the housing 10 is disposed opposite to a side wall 22 of the lens barrel 20; for example, the driving coils 321 are mounted on the side wall 22 of the lens barrel 20, the magnetic members 322 are mounted on the side plate 12 of the housing 10, or the driving coils 321 are mounted on the side plate 12 of the housing 10, and the magnetic members 322 are mounted on the side wall 22 of the lens barrel 20, it only needs to be satisfied that the driving forces generated between the driving coils 321 and the magnetic members 322 respectively are sufficient, and the driving forces are used for realizing the movement or rotation of the lens barrel 20 in the plane perpendicular to the optical axis.
Specifically, referring to fig. 10 and 11, the driving coil 321 and the plurality of magnetic members 322 cooperate to generate a driving force, so as to rotate the lens barrel 20 in a pitch direction, where the pitch direction is a planar direction perpendicular to the Y axis, so as to implement the shake compensation of the lens barrel 20 in the pitch direction, and also to rotate the lens barrel 20 in a yaw direction, where the yaw direction is a planar direction perpendicular to the X axis, so as to implement the shake compensation of the lens barrel 20 in the yaw direction.
Preferably, the magnetic member 322 is a magnet, a magnetic steel, a permanent magnet, or the like.
Referring to fig. 3 and 4, the lens barrel driving device 1 of the present invention further includes a fulcrum structure 50 disposed between the lens barrel 20 and the housing 10, the fulcrum structure 50 is located in the accommodating cavity 14, the fulcrum structure 50 is respectively connected to the bottom plate 11 and the bottom wall 21 of the lens barrel 20, and the lens barrel 20 can rotate relative to the housing 10 through the fulcrum structure 50.
In the present embodiment, the fulcrum structure 50 includes a ball 51 and a rolling groove 521, the ball 51 is disposed on the bottom wall 21, the rolling groove 521 is disposed on the bottom plate 11, and the ball 51 can rotate relative to the rolling groove 521; of course, the positions of the ball 51 and the rolling groove 521 are not limited in this embodiment, as long as the lens barrel 20 can rotate relative to the housing 10 through the fulcrum structure 50.
Preferably, the fulcrum structure 50 includes a ball 51 and a boss 52, the boss 52 is provided with a rolling slot 521 matching with the ball 51, one of the ball 51 and the boss 52 is connected to the bottom plate 11 of the housing 10, the other of the ball 51 and the boss 52 is connected to the bottom wall 21 of the lens barrel 20, the ball 51 is partially located in the rolling slot 521, and the ball 51 can rotate relative to the boss 52; the fulcrum structure 50 makes the force applied to the lens barrel 20 during rotation relative to the housing 10 more stable and the rotation precision better.
Preferably, the fulcrum structure 50 further includes a connecting plate 53, and the sphere 51 is connected to the bottom wall 21 of the lens barrel 20 through the connecting plate 53. Preferably, the connecting plate 53 is integrally formed with the boss 52.
Referring to fig. 2 again, the lens driving apparatus 1 further includes a power supply board 60, the power supply board 60 is electrically connected to the driving component 30, and the driving component 30 supplies power through the power supply board 60. The power supply board 60 may be a flexible circuit board.
Referring to fig. 12, the lens driving device 1 further includes an elastic assembly 40, the elastic assembly 40 is respectively connected to the side wall 22 of the lens barrel 20 and the side plate 12 of the housing 10, the elastic assembly 40 is used for supporting the lens barrel 20 and restoring the lens barrel 20 after the driving assembly 30 is powered off, and specifically, the elastic assembly 40 includes a first connecting portion 41 connected to the lens barrel 20, a second connecting portion 43 connected to the housing 10, and an elastic member 42 disposed between the first connecting portion 41 and the second connecting portion 43 and elastically connecting the first connecting portion 41 and the second connecting portion 43.
The utility model also provides an electronic equipment, electronic equipment include foretell camera lens drive arrangement 1. The type of the electronic device is not limited, and the electronic device may be an intelligent terminal, such as a mobile phone and a tablet, or a camera or other device including a lens. When the lens driving apparatus 1 is mounted on an electronic device such as a mobile phone or a tablet, the housing 10 can be fixed to the electronic device, so that the lens driving apparatus 1 can be fixed to the electronic device.
It should be noted that all the directional indicators (such as upper, lower, inner, outer, top, bottom … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
The above embodiments of the present invention are only described, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.
Claims (10)
1. A lens driving device, characterized by comprising:
a lens barrel for mounting a lens;
the lens barrel comprises a shell, wherein the shell comprises an accommodating cavity, the lens barrel is arranged in the accommodating cavity, and the lens barrel is rotatably connected with the shell;
the piezoelectric driving assembly and the second driving assembly are arranged between the lens barrel and the shell;
the piezoelectric driving component is used for realizing the movement or rotation of the lens cone in a plane vertical to the optical axis, and the second driving component is used for realizing the movement or rotation of the lens cone in the plane of the optical axis;
the piezoelectric driving assembly comprises a piezoelectric deformation part and a connecting piece which supports and fixes the piezoelectric deformation part between the lens cone and the shell.
2. A lens driving apparatus according to claim 1, wherein: the connecting piece comprises a first support and a second support, one end of the first support is fixed to one of the lens cone and the shell, the other end of the first support is fixed to the middle position of the piezoelectric deformation part, one end of the second support is fixed to two ends, perpendicular to the optical axis direction, of the piezoelectric deformation part, and the other end of the second support is fixed to the other of the lens cone and the shell.
3. A lens driving apparatus according to claim 2, wherein: the piezoelectric deformation part comprises at least two piezoelectric layers which are stacked, so that the piezoelectric deformation part generates a driving force perpendicular to an optical axis, and the action direction of the driving force does not pass through the geometric center of the shell.
4. A lens driving apparatus according to claim 3, wherein: the piezoelectric deformation part further comprises an elastic sheet clamped between the at least two stacked piezoelectric layers, one end of the second support is fixed to two ends of the elastic sheet in the direction perpendicular to the optical axis, and the other end of the second support is fixed to the lens barrel.
5. A lens driving apparatus according to claim 3, wherein: the shell is in a quadrangular prism shape and comprises a bottom plate, a plurality of side plates extending from the bottom plate and a cover plate connected with the side plates; the bottom plate the curb plates with the apron encloses to establish accept the chamber, set up on the apron and run through the logical unthreaded hole of apron.
6. A lens driving apparatus according to claim 2, wherein: the first bracket is integrally formed with one of the lens barrel and the housing, and/or the second bracket is integrally formed with the other of the lens barrel and the housing.
7. A lens driving apparatus according to claim 1, wherein: the second driving assembly comprises a driving coil and a magnetic part which are arranged oppositely, one of the driving coil and the magnetic part is fixed on the lens barrel, and the other one of the driving coil and the magnetic part is fixed on the shell.
8. A lens driving apparatus according to claim 5, wherein: the lens driving device further comprises a fulcrum structure, and the fulcrum structure is located in the accommodating cavity;
the lens barrel comprises a bottom wall far away from one side of the light through hole and a plurality of side walls extending from the periphery of the bottom wall towards the direction of the light through hole;
the fulcrum structure is respectively connected with the bottom wall of the lens cone and the bottom plate of the shell, and is used for supporting the lens cone and enabling the lens cone to rotate relative to the shell.
9. A lens driving apparatus according to claim 8, wherein: the fulcrum structure comprises a ball body and a rolling groove, the ball body is arranged on the bottom wall, the rolling groove is arranged on the bottom plate, and the ball body can rotate relative to the rolling groove.
10. An electronic device, characterized in that: the electronic device includes the lens driving apparatus according to any one of claims 1 to 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021249397.5U CN213581536U (en) | 2020-06-30 | 2020-06-30 | Lens driving device and electronic apparatus |
| PCT/CN2020/101503 WO2022000554A1 (en) | 2020-06-30 | 2020-07-10 | Lens driving apparatus and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021249397.5U CN213581536U (en) | 2020-06-30 | 2020-06-30 | Lens driving device and electronic apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN213581536U true CN213581536U (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021249397.5U Active CN213581536U (en) | 2020-06-30 | 2020-06-30 | Lens driving device and electronic apparatus |
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| CN (1) | CN213581536U (en) |
| WO (1) | WO2022000554A1 (en) |
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| CN114938419A (en) * | 2022-03-21 | 2022-08-23 | Oppo广东移动通信有限公司 | Anti-shake subassembly, camera module and electronic equipment |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022057347A (en) * | 2020-09-30 | 2022-04-11 | 日本電産株式会社 | Optical unit |
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| CN101969530B (en) * | 2009-07-27 | 2014-02-19 | 鸿富锦精密工业（深圳）有限公司 | Camera module |
| CN102810968B (en) * | 2011-05-30 | 2017-09-01 | 赛恩倍吉科技顾问（深圳）有限公司 | Voice coil motor actuator and image-taking device |
| CN103138522B (en) * | 2011-11-23 | 2017-06-23 | 赛恩倍吉科技顾问（深圳）有限公司 | Voice coil motor and the camera module using the voice coil motor |
| KR101354775B1 (en) * | 2011-12-23 | 2014-01-22 | 삼성전기주식회사 | Camera module |
| KR101792328B1 (en) * | 2014-11-28 | 2017-11-02 | 삼성전기주식회사 | Camera module |
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| JP6833375B2 (en) * | 2016-07-15 | 2021-02-24 | キヤノン株式会社 | Lighting device, imaging device and control method |
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2020
- 2020-06-30 CN CN202021249397.5U patent/CN213581536U/en active Active
- 2020-07-10 WO PCT/CN2020/101503 patent/WO2022000554A1/en active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114938419A (en) * | 2022-03-21 | 2022-08-23 | Oppo广东移动通信有限公司 | Anti-shake subassembly, camera module and electronic equipment |
| CN114938419B (en) * | 2022-03-21 | 2023-10-13 | Oppo广东移动通信有限公司 | Anti-shake assembly, camera module and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022000554A1 (en) | 2022-01-06 |
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