CN222928454U - Image pickup driving device - Google Patents
Image pickup driving device Download PDFInfo
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- CN222928454U CN222928454U CN202421822570.4U CN202421822570U CN222928454U CN 222928454 U CN222928454 U CN 222928454U CN 202421822570 U CN202421822570 U CN 202421822570U CN 222928454 U CN222928454 U CN 222928454U
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Abstract
The application provides a camera shooting driving device which comprises an optical element, a lens carrier, a base, a connecting piece, an elastic component, a driving component, a guiding component and an electric connecting piece, wherein the optical element is fixed in the lens carrier, the lens carrier is carried on the base, the connecting piece is arranged between the bottom of the lens carrier and the base, the elastic component is arranged between the lens carrier and the base, the driving component is arranged between the lens carrier and the base, the electric connecting piece is arranged on the base and is electrically connected with the driving component, the driving component drives the guiding component to drive the lens carrier to move, the guiding component comprises a first guiding piece and a second guiding piece, the first guiding piece is arranged between the bottom of the lens carrier and the connecting piece, the second guiding piece is arranged between the bottom of the connecting piece and the base, and the second guiding piece comprises balls and rollers. The application can solve the technical problems of larger use internal space, higher cost and the like of the traditional anti-shake structure that two slide rails are used for enabling the lens module to move along two different directions.
Description
Technical Field
The present application relates to the field of optical element driving technologies, and in particular, to an image pickup driving device.
Background
Along with popularization and development of smart phones, mobile phones take photos into a shooting mode commonly used by people, in the using process of a lens, handheld equipment or other external actions can shake the shooting equipment, when the shutter speed is low, shake reduces imaging definition, and therefore, mobile phones with optical anti-shake functions and automatic focusing functions are increasingly popular with users.
The existing anti-shake structure enables the lens module to move along two different directions according to requirements by arranging two sliding rails, so that clear imaging is achieved, but the use of the inner space is large, and the cost is high.
Disclosure of utility model
The embodiment of the application aims to provide a camera shooting driving device, which aims to solve the problems that in the prior art, an anti-shake structure adopts two slide rails, so that when clear imaging is realized, the internal space is large, the cost is high and the like.
In order to solve the technical problems, the embodiment of the application provides the following technical scheme:
The application provides a camera shooting driving device, which comprises an optical element, a lens carrier, a base, a connecting piece, an elastic component, a driving component, a guiding component and an electric connecting piece, wherein the optical element is arranged on the base; the optical element is fixed in the lens carrier, the lens carrier is carried on the base, the connecting piece is arranged between the bottom of the lens carrier and the base, an elastic component is arranged between the lens carrier and the base, the driving component is arranged between the lens carrier and the base, the base is provided with an electric connecting piece, the electric connecting piece is electrically connected with the driving component, and the driving component drives the lens carrier to move in a rotating shaft by virtue of the guiding component;
the guide assembly comprises a first guide piece and a second guide piece, the first guide piece is arranged between the bottom of the lens carrier and the connecting piece, the second guide piece is arranged between the bottom of the connecting piece and the base, and the second guide piece comprises a ball and a roller.
In some modified embodiments of the present application, a first guiding groove a is formed at the bottom of the lens carrier, a first guiding groove b corresponding to the first guiding groove a is formed on the connecting piece, and the first guiding piece is arranged between the first guiding groove a and the first guiding groove b;
wherein the first guide piece is a guide rod.
In some modified embodiments of the present application, a second guiding groove a is provided at the bottom of the connecting piece, a second guiding groove b corresponding to the second guiding groove a is provided on the base, and the second guiding piece is provided between the second guiding groove a and the second guiding groove b.
In some modified embodiments of the present application, the elastic component includes a first elastic member and a second elastic member, where the first elastic member is disposed on the lens carrier and the connecting member and is fixed to the lens carrier and the connecting member, respectively, and the second elastic member is disposed on the connecting member and the base and is fixed to the connecting member and the base, respectively.
In some modified embodiments of the present application, a first elastic member fixing table for fixing the first elastic member is disposed on the bottom of the lens carrier and the connecting member, and a second elastic member fixing table for fixing the second elastic member is disposed on the bottom of the connecting member and the base.
In some modified embodiments of the present application, the driving assembly includes a first driving assembly and a second driving assembly, the first driving assembly is disposed between a side surface of the lens carrier and a side wall of the base, and the second driving assembly is disposed between a bottom of the lens carrier and the base;
The first driving assembly comprises two groups of first driving magnets and two groups of first driving coils, the two groups of first driving magnets are respectively arranged on the side face of the lens carrier, the two groups of first driving coils are respectively arranged on the retaining wall on the side of the base and are correspondingly arranged with the first driving magnets, the second driving assembly comprises a second driving magnet and a second driving coil, the second driving magnet is arranged on the bottom of the lens carrier, and the second driving coil is arranged on the bottom plate of the base and is correspondingly arranged with the second driving magnet.
In some modified embodiments of the present application, a side surface of the lens carrier and a side baffle wall of the base are provided with a first driving coil limiting groove for limiting the first driving coil, and a bottom of the lens carrier and a bottom plate of the base are provided with a second driving coil limiting groove for limiting the second driving coil.
In some variations of the present application, the apparatus further comprises a closed loop control assembly comprising a first closed loop controller disposed within the annular space of the first drive coil and a second closed loop controller disposed within the annular space of the second drive coil;
The electrical connection is electrically connected with the first drive coil, the second drive coil, the first closed-loop controller and the second closed-loop controller.
In some modified embodiments of the application, the device further comprises a magnetic attraction piece, wherein the magnetic attraction piece is arranged inside the base, and is attracted with the second driving magnet to provide pre-compression for the first guide piece and the second guide piece.
In some modified embodiments of the application, the device further comprises a protective shell, wherein the protective shell is buckled on the base.
Compared with the prior art, the second guide piece is of a ball and roller structure, and compared with the existing double-sliding shaft, the image pick-up driving device provided by the application can save a part of space and save cost under the condition that the anti-shake effect is approximately even;
The elastic component is additionally arranged, so that the pre-pressure can be provided for the guide component, and the reset force can be provided, thereby realizing the reset function.
Drawings
The above, as well as additional purposes, features, and advantages of exemplary embodiments of the present application will become readily apparent from the following detailed description when read in conjunction with the accompanying drawings. In the drawings, wherein like or corresponding reference numerals indicate like or corresponding parts, there are shown by way of illustration, and not limitation, several embodiments of the application, in which:
Fig. 1 schematically shows an exploded structural view of a camera driving apparatus in an embodiment;
FIG. 2 schematically illustrates a schematic of the electrical connections on the base to the drive coil and closed loop control assembly in an embodiment;
FIG. 3 schematically shows a top view of the embodiment of the final base;
FIG. 4 schematically illustrates a top view of an embodiment of a second resilient member coupled to a base and a connector;
FIG. 5 schematically illustrates a top view of an embodiment of a second guide coupled to a base;
FIG. 6 schematically illustrates a top view of the first resilient element coupled to the lens carrier and the coupling element in an embodiment;
Fig. 7 schematically shows a schematic structural view of the connection of the first guide member with the lens carrier and the connection member in the embodiment;
FIG. 8 schematically illustrates a structural view of a second view of the connector in an embodiment;
FIG. 9 schematically illustrates a structural view of a second view of the connector in an embodiment;
Fig. 10 schematically shows a structural diagram of a lens carrier in the embodiment;
Fig. 11 schematically shows a schematic configuration diagram of the image pickup driving apparatus in the embodiment;
Reference numerals illustrate:
1. Optical element, 2, lens carrier, 21, first guide groove a, 22, first driving magnet fixing groove, 23, second driving magnet fixing groove, 24, optical element fixing groove, 3, base, 31, second guide groove b, 32, second elastic piece fixing table, 33, first driving coil fixing groove, 34, second driving coil fixing groove, 4, connecting piece, 41, first guide groove b, 42, second guide groove a, 43, first elastic piece fixing table, 5, elastic component, 51, first elastic piece, 52, second elastic piece, 6, driving component, 61, first driving component, 611, first driving magnet, 612, first driving coil, 62, second driving component, 621, second driving magnet, 622, second driving coil, 7, guiding component, 71, first guide piece, 72, second guide piece, 8, electric connecting piece, 9, closed loop control component, 91, first closed loop controller, 92, second closed loop controller, 10, protective shell.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs.
Examples
As shown in fig. 1 to 11, the embodiment provides an image pickup driving device, which comprises an optical element 1, a lens carrier 2, a base 3, a connecting piece 4, an elastic component 5, a driving component 6, a guiding component 7, an electric connecting piece 8, a closed-loop control component 9, a magnetic attraction piece and a protective shell 10, wherein the protective shell 10 is buckled on the base 3 to form a containing space for containing other components, the optical element 1 is fixed in the lens carrier 2, the lens carrier 2 is mounted on the base 3, the connecting piece 4 is arranged between the bottom of the lens carrier 2 and the base 3, the elastic component 5 is arranged between the lens carrier 2 and the base 3, the driving component 6 is arranged between the lens carrier 2 and the base 3, the magnetic attraction piece is arranged in the base 3 to pre-press the guiding component 7, the electric connecting piece 8 is arranged on the base 3, the electric connecting piece 8 is electrically connected with the driving component 6, the closed-loop control component 9 is electrically connected with the electric connecting piece 8 and the driving component 6, and the driving component 6 drives the lens carrier 2 to perform rotating shaft movement by means of the guiding component 7;
The guide assembly 7 comprises a first guide 71 and a second guide 72, the first guide 71 is arranged between the bottom of the lens carrier 2 and the connecting piece 4, the second guide 72 is arranged between the bottom of the connecting piece 4 and the base 3, the second guide 72 comprises balls and rollers, and the electric connecting piece 8 is preferably an FPCB circuit board.
Specifically, the guide component 7 in the application adopts the form of a sliding shaft and a rolling shaft to match, compared with the existing double sliding shafts, under the condition that the anti-shake effect is approximately flat, a part of space can be saved, the cost is saved, and the elastic component 5 can provide pre-compression force for the guide component 7 and also can provide reset force to realize the reset function.
As shown in fig. 8 and 10, in a specific implementation, a first guiding groove a21 is formed at the bottom of the lens carrier 2, a first guiding groove b41 corresponding to the first guiding groove a21 is formed on the connecting piece 4, and the first guiding piece 71 is disposed between the first guiding groove a21 and the first guiding groove b 41;
wherein the first guide 71 is a guide rod.
As shown in fig. 2 and 9, in a specific implementation, the bottom of the connecting piece 4 is provided with a second guiding groove a42, the base 3 is provided with a second guiding groove b31 corresponding to the second guiding groove a42, and the second guiding piece 72 is disposed between the second guiding groove a42 and the second guiding groove b 31.
As shown in fig. 1, 3, 4 and 8, in a specific implementation, the elastic component 4 includes a first elastic element 41 and a second elastic element 42, where the first elastic element 41 is disposed on the lens carrier 2 and the connecting element 4 and is fixed with the lens carrier 2 and the connecting element 4 respectively, the second elastic element 42 is disposed on the connecting element 4 and the base 3 and is fixed with the connecting element 4 and the base 3 respectively, the bottom of the lens carrier 2 and the connecting element 4 are both disposed on a first elastic element fixing table 43 for fixing the first elastic element 51, and the bottom of the connecting element 4 and the base 3 are both disposed with a second elastic element fixing table 32 for fixing the second elastic element 52.
As shown in fig. 1 and 2, in a specific implementation, the driving assembly 6 includes a first driving assembly and a second driving assembly, where the first driving assembly is disposed between a side surface of the lens carrier 2 and a side wall of the base 3, and the second driving assembly is disposed between a bottom of the lens carrier 2 and the base 3;
The first driving assembly comprises two groups of first driving magnets 611 and two groups of first driving coils 612, the two groups of first driving magnets 611 are respectively arranged on the side face of the lens carrier 2, the two groups of first driving coils 612 are respectively arranged on the side baffle wall of the base 3 and are correspondingly arranged with the first driving magnets 611, the second driving assembly comprises a second driving magnet 621 and a second driving coil 622, the second driving magnet 621 is arranged on the bottom of the lens carrier 2, the second driving coil 622 is arranged on the bottom plate of the base 3 and is correspondingly arranged with the second driving magnet 621, first driving coil limiting grooves 33 for limiting the first driving coil 612 are respectively arranged on the side face of the lens carrier 2 and the side baffle wall of the base 3, and second driving coil limiting grooves 34 for limiting the second driving coil 622 are respectively arranged on the bottom of the lens carrier 2 and the bottom plate of the base 3.
As shown in fig. 2, in a specific implementation, the closed-loop control assembly 9 includes a first closed-loop controller 91 and a second closed-loop controller 92, where the first closed-loop controller 91 is disposed in the annular space of the first driving coil 612 and the second closed-loop controller 92 is disposed in the annular space of the second driving coil 622;
The electrical connection 8 is electrically connected to the first drive coil 612, the second drive coil 622, the first closed-loop controller 91, and the second closed-loop controller 92.
As shown in fig. 1, in a specific implementation, a magnetic attraction piece (not shown in the drawing) is disposed inside the base 3, and the magnetic attraction piece attracts the second driving magnet 622 to provide the pre-compression force for the first guide 51 and the second guide 52.
Working principle:
The electric connector 8 is connected with an external electric signal, the electric signal is respectively transmitted to the second driving coil 622, and the second driving coil 622 and a magnetic field generated by the second driving magnet 621 interact to form Lorentz force, so that the lens carrier 2 and the optical element 1 are jointly driven to rotate by taking a Y axis as a rotating shaft;
The electric connector 8 is connected with an external electric signal, the electric signal is respectively transmitted to the two groups of first driving coils 612, and the two groups of first driving coils 612 respectively interact with magnetic fields generated by the two groups of first driving magnets 611 to form lorentz force, so that the lens carrier 2 and the optical element 1 are driven to rotate by taking the X axis as a rotating shaft.
Control principle:
The electric connector 8 is connected with an external electric signal, and transmits a control signal to the second closed-loop controller 92, so that the movement condition of the lens carrier 2 and the optical element 1 taking the Y axis as a rotating shaft is detected and controlled;
The electrical connector 8 is connected with an external electrical signal, and transmits a control signal to the first closed-loop controller 91, so as to detect and control the movement condition of the lens carrier 2 and the optical element 1 by taking the X axis as a rotating shaft.
The foregoing is merely illustrative embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the technical scope of the present application, and the application should be covered. Therefore, the protection scope of the application is subject to the protection scope of the claims.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421822570.4U CN222928454U (en) | 2024-07-30 | 2024-07-30 | Image pickup driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421822570.4U CN222928454U (en) | 2024-07-30 | 2024-07-30 | Image pickup driving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222928454U true CN222928454U (en) | 2025-05-30 |
Family
ID=95808693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421822570.4U Active CN222928454U (en) | 2024-07-30 | 2024-07-30 | Image pickup driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222928454U (en) |
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2024
- 2024-07-30 CN CN202421822570.4U patent/CN222928454U/en active Active
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