WO2022142682A1

WO2022142682A1 - Image stabilization structure, image stabilization system and camera device

Info

Publication number: WO2022142682A1
Application number: PCT/CN2021/127528
Authority: WO
Inventors: 龚高峰; 王建华; 马林军
Original assignee: 上海比路电子股份有限公司
Priority date: 2020-12-31
Filing date: 2021-10-29
Publication date: 2022-07-07
Also published as: CN112650000A

Abstract

An image stabilization structure, an image stabilization system and a camera device. The image stabilization structure comprises a housing (10) and a base (20), wherein the housing (10) covers the base (20), and an accommodating space is formed between the housing and the base (20). The image stabilization structure further comprises a lens support body (30), a frame (40), a lateral magnet (50), a lateral coil (60) and a plurality of balls (70), which are arranged in the accommodating space, wherein the lateral magnet (50) is arranged on a mounting wall (31) of the lens support body (30); the lateral coil (60) is arranged on the frame (40) corresponding to the lateral magnet (50), such that the lens support body (30) is movably arranged on the frame (40) in a Z-direction; and at least one ball (70) is arranged on each of the mounting wall (31) and two outer side walls of the lens support body (30) adjacent to the mounting wall (31), such that the lens support body (30) can smoothly slide relative to the frame (40). The problem of a camera device being poor in using performance in the prior art is solved.

Description

Anti-shake structure, anti-shake system and camera device

technical field

The present invention relates to the field of camera equipment, in particular, to an anti-shake structure, an anti-shake system and a camera device.

Background technique

The autofocus function is to adjust the focal length from the subject by linearly using a lens support with a lens in the optical axis direction so that a clear image is generated at an image sensor (CMOS, CCD, etc.) provided at the rear end of the lens.

Typically, balls or ball bearings are used in AF devices to guide the linear movement of the lens support. The balls are in line or point contact with the housing and the lens support, respectively, to generate minimal friction, and also to generate physical behavior characteristics due to their rolling or movement to guide the carriage in the optical axis direction (Z-axis direction) Move back and forth more flexibly. However, the existing lens has the problem of poor stability during the movement of the lens support body relative to the housing.

Therefore, in the prior art, there is a problem that the use performance of the imaging device is poor.

SUMMARY OF THE INVENTION

The main purpose of the present invention is to provide an anti-shake structure, an anti-shake system and a camera device to solve the problem of poor performance of the camera device in the prior art.

In order to achieve the above object, according to one aspect of the present invention, an anti-shake structure is provided, comprising a shell and a base, the shell cover is arranged on the base and forms an accommodating space with the base, and the anti-shake structure further comprises The lens support body, the frame, the lateral magnets, the lateral coils and the plurality of balls in the space, wherein the lateral magnets are arranged on the mounting wall of the lens support body; the lateral coils are arranged on the frame corresponding to the lateral magnets, so that the The lens support body is movably arranged on the frame along the Z direction; the installation wall and the outer side walls of the two lens support bodies adjacent to the installation wall are provided with at least one ball, so that the lens support body can smoothly slide relative to the frame.

Further, the lens support body has a plurality of accommodating grooves for accommodating the balls, the openings of the accommodating grooves face the frame, and the balls protrude from the accommodating grooves and abut against the corresponding inner side walls of the frame.

Further, accommodating grooves are provided on the outer side walls of the two lens support bodies adjacent to the installation wall at one end close to the installation wall and at both ends of the installation wall.

Further, one end of the outer side walls of the two lens support bodies adjacent to the mounting wall is provided with an accommodating groove at one end away from the mounting wall.

Further, the plurality of accommodating grooves include four first accommodating grooves, and two first accommodating grooves arranged along the Z direction are respectively provided at both ends of the mounting wall.

Further, each accommodating groove is respectively provided with a ball.

Further, two accommodating grooves are respectively provided on both ends of the outer side walls of the two lens support bodies adjacent to the mounting wall, and the heights of the two accommodating grooves are the same.

Further, the inner side wall of the frame is provided with positioning protrusions, and the lens support body is provided with positioning notches corresponding to the positioning protrusions.

Further, the side wall of the frame has at least one weight reduction opening.

Further, the anti-shake structure also includes: a plurality of driving magnets, the driving magnets are arranged on the side of the frame away from the lens support body; a plurality of driving coils, the plurality of driving coils are arranged corresponding to the plurality of driving magnets, and the driving coils are arranged on the base so that the driving coil drives the lens support body to move in the X direction and the Y direction through the driving magnet driving frame, wherein the Z direction, the X direction and the Y direction are all perpendicular to each other.

Further, the inner side wall of the frame has a guide protrusion, and the part of the lens support body extending into the interior of the frame has a limit groove matched with the guide protrusion, so that the guide protrusion guides the lens support body in the Z direction, Stop the lens support in the X and Y directions.

Further, the anti-shake structure further includes: a first magnetic shielding plate, the first magnetic shielding plate is arranged between the lens support body and the lateral magnet; a second magnetic shielding plate and a PCB board, the PCB plate is arranged between the lateral magnet and the first magnetic shielding plate. Between the second magnetic shielding plate, and the second magnetic shielding plate is far away from the lateral magnet relative to the lateral coil, the lateral coil is electrically connected to the PCB board; the third magnetic shielding plate and the FPC board, and the driving magnet is arranged on the third magnetic shielding plate and the FPC board, and the third magnetic blocking plate is far away from the base relative to the FPC board, and the driving coil is electrically connected to the FPC board.

Further, the outer side wall of the frame corresponding to the lateral coil has an installation groove, and the lateral coil, the PCB board and the second magnetic blocking plate are arranged in the installation groove.

Further, the groove bottom of the installation groove has a vacant gap, and the anti-shake structure further includes a first Hall chip, and the first Hall chip is disposed on the PCB board corresponding to the vacant gap.

Further, the driving coil is embedded in the FPC board.

Further, the anti-shake structure further includes a PCB board, the lateral coils are electrically connected to the PCB board, and the anti-shake structure further includes: four suspension wires, and the four suspension wires are respectively supported at four corners of the base, The position of the frame corresponding to the suspension wire is provided with an escape notch; the spring, there are four springs, the four springs correspond to the four suspension wires one-to-one, and the spring is connected with the end of the suspension wire away from the base; the conductive lead, the conductive lead is two. One, two conductive leads are symmetrically arranged on the side of the frame away from the base, and two of the four springs are electrically connected to the PCB board, and the other two springs are electrically connected to the PCB board through different conductive leads respectively.

Further, at least a part of the conductive lead is embedded in the frame.

Further, the conductive lead includes a first segment and a second segment connected in sequence, the first segments of the two conductive leads are both arranged on the side where the lateral magnets of the frame are located, and the second segments of the two conductive leads are respectively arranged On a set of opposite sides of the frame adjacent to the side where the lateral magnets are located.

Further, the two springs located at one end of the second segment of the two conductive leads away from the first segment are respectively electrically connected to the two conductive leads.

Further, the anti-shake structure also includes: a coil pin group, which is electrically connected to a plurality of driving coils, respectively; a suspension wire pin group, which is respectively connected to a plurality of suspension wire pins. connection; anti-shake pin group; the second hall chip; the third hall chip, the anti-shake pin group is respectively electrically connected with the second hall chip and the third hall chip, the second hall chip and the third hall chip The chip is located on the two adjacent sides of the base.

According to another aspect of the present invention, an anti-shake system is provided, including the above-mentioned anti-shake structure.

According to another aspect of the present invention, a camera device is provided, including the above-mentioned anti-shake system.

Applying the technical solution of the present invention, the anti-shake structure in this application includes a casing and a base, the casing is covered on the base and forms an accommodating space with the base, and the anti-shake structure also includes a lens support body arranged in the accommodating space , a frame, lateral magnets, lateral coils and a plurality of balls, wherein the lateral magnets are arranged on the mounting wall of the lens support body; the lateral coils are arranged on the frame corresponding to the lateral magnets, so that the lens support body is arranged in the Z direction It is movably arranged on the frame; the installation wall and the outer side walls of the two lens support bodies adjacent to the installation wall are both provided with at least one ball, so that the lens support body can smoothly slide relative to the frame.

When using the anti-shake structure of the above structure, since the mounting wall and the outer side walls of the two lens supports adjacent to the mounting wall are both provided with at least one ball, when the lens support moves relative to the frame in the Z direction, it can pass different The balls on the side walls ensure that the lens support body can move more flexibly, and can also reduce the friction force between the lens support body and the frame. Therefore, the anti-shake structure in the present application effectively solves the problem of poor performance of the camera device in the prior art.

Description of drawings

The accompanying drawings forming a part of the present application are used to provide further understanding of the present invention, and the exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the attached image:

1 shows a schematic structural diagram of an anti-shake structure according to a specific embodiment of the present invention;

Fig. 2 shows the exploded view of the anti-shake structure in Fig. 1;

FIG. 3 shows a schematic diagram of the positional relationship of the base, the frame and the lens support body of the anti-shake structure in the present application;

FIG. 4 shows a schematic diagram of the positional relationship between the ball and the lens support body of the anti-shake structure in the present application;

Fig. 5 shows the structural schematic diagram of the frame of the anti-shake structure in the present application;

6 shows a schematic structural diagram of the lens support body of the anti-shake structure in the present application;

7 shows a schematic diagram of the positional relationship of the base, the second Hall chip, the third Hall chip, the coil pin group, the suspension wire pin group, and the anti-shake pin group of the anti-shake structure in the present application;

8 shows a schematic diagram of the positional relationship between the second magnetic shielding plate, the PCB board, the lateral coil and the first Hall chip of the anti-shake structure in the present application;

FIG. 9 shows a schematic diagram of the positional relationship between the FPC board and the driving coil in a specific embodiment of the present application;

FIG. 10 is a schematic diagram showing the positional relationship of the base, the suspension wire, the spring and the conductive lead of the anti-shake structure in the present application.

Wherein, the above-mentioned drawings include the following reference signs:

10, housing; 20, base; 30, lens support body; 31, mounting wall; 32, accommodating groove; 33, positioning notch; 34, limiting groove; 40, frame; 41, positioning protrusion; 42, Weight reduction opening; 43, guide protrusion; 44, installation groove; 45, give way gap; 50, lateral magnet; 60, lateral coil; 70, ball; 80, drive magnet; 90, drive coil; 100, 1st magnetic shield; 200, second magnetic shield; 300, PCB board; 400, third magnetic shield; 500, FPC board; 600, first Hall chip; 700, suspension wire; 800, spring; 900 , conductive lead; 910, first segment; 920, second segment; 1000, coil pin group; 2000, suspension wire pin group; 3000, anti-shake pin group; 4000, second Hall chip; 5000, first Three Hall chips.

Detailed ways

It should be noted that the embodiments in the present application and the features of the embodiments may be combined with each other in the case of no conflict. The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

In the present invention, unless otherwise stated, the directional words used such as "upper, lower, top, bottom" are usually for the directions shown in the drawings, or for the components themselves in vertical, In terms of vertical or gravitational direction; similarly, for the convenience of understanding and description, "inner and outer" refers to the inner and outer relative to the contour of each component itself, but the above-mentioned orientation words are not used to limit the present invention.

In order to solve the problem of poor use performance of the camera device in the prior art, the present application provides an anti-shake structure, an anti-shake system and a camera device.

Wherein, the camera device includes an anti-shake system, and the anti-shake system includes an anti-shake structure. By using the anti-shake system in the present application, the anti-shake performance of the camera device can be effectively improved, and the occurrence of blurred and unclear images taken by the camera device can be avoided.

As shown in FIG. 1 to FIG. 10 , the anti-shake structure in the present application includes a casing 10 and a base 20 , the casing 10 is covered on the base 20 and forms an accommodating space with the base 20 , and the anti-shake structure also includes an anti-shake structure arranged in the casing 20 . The lens support body 30, the frame 40, the lateral magnets 50, the lateral coils 60 and the plurality of balls 70 in the mounting space, wherein the lateral magnets 50 are arranged on the mounting wall 31 of the lens support body 30; the lateral coils 60 correspond to The lateral magnets 50 are arranged on the frame 40 so that the lens supporting body 30 is movably arranged on the frame 40 along the Z direction; the mounting wall 31 and the outer side walls of the two lens supporting bodies 30 adjacent to the mounting wall 31 are provided There is at least one ball 70 to smoothly slide the lens supporter 30 relative to the frame 40 .

When using the anti-shake structure of the above structure, since the mounting wall 31 and the outer side walls of the two lens supports 30 adjacent to the mounting wall 31 are both provided with at least one ball 70, when the lens supports 30 are opposite to the frame 40 along the Z direction During movement, the balls 70 on different side walls can ensure that the lens support 30 can move more flexibly, and can also reduce the frictional force between the lens support 30 and the frame 40 . Therefore, the anti-shake structure in the present application effectively solves the problem of poor performance of the camera device in the prior art.

Specifically, the lens support body 30 has a plurality of accommodating grooves 32 for accommodating the balls 70 , the openings of the accommodating grooves 32 face the frame 40 , and the balls 70 protrude from the accommodating grooves 32 and correspond to the corresponding frame 40 . abutting the inner side walls. By arranging the accommodating groove 32, the ball 70 can be effectively limited, so as to ensure that the ball 70 can only rotate in the accommodating groove 32, and will not move relative to the lens support 30 or the frame 40, thereby ensuring that The overall stability of the anti-shake structure.

Preferably, the outer side walls of the two lens supports 30 adjacent to the mounting wall 31 are provided with accommodating grooves 32 at one end close to the mounting wall 31 and both ends of the mounting wall 31 . In addition, an accommodating groove 32 is provided on one end of the outer side walls of the two lens support bodies 30 adjacent to the mounting wall 31 away from the mounting wall 31 .

Specifically, the plurality of accommodating grooves 32 include four first accommodating grooves, and both ends of the mounting wall 31 are respectively provided with two first accommodating grooves arranged along the Z direction.

In a specific embodiment of the present application, each accommodating groove 32 is provided with a ball 70 respectively. In addition, two accommodating grooves 32 are respectively provided at both ends of the outer side walls of the two lens supporting bodies 30 adjacent to the mounting wall 31 , and the heights of the two accommodating grooves 32 are the same.

Specifically, the inner side wall of the frame 40 is provided with a positioning protrusion 41 , and the lens support body 30 is provided with a positioning gap 33 corresponding to the positioning protrusion 41 . By arranging the positioning protrusions 41 and the positioning gaps 33, it can be ensured that the lens support body 30 can be more easily installed into the inside of the frame 40, and the lateral coil 60 can be aligned with the lateral magnet 50, thereby effectively ensuring the anti-shake structure. works fine.

Specifically, the side wall of the frame 40 has at least one weight reduction opening 42 . With this arrangement, the weight of the frame 40 can be reduced through the weight reduction opening 42, thereby reducing the overall weight of the anti-shake structure. Moreover, due to the reduction in the weight of the frame 40, when the driving magnet 80 and the driving coil 90 interact with each other, it can effectively ensure easier control of the movement of the frame 40, improve the sensitivity of the anti-shake structure, and improve the stability of the anti-shake structure. Use performance.

It should be noted that, in the present application, the anti-shake structure further includes a plurality of driving magnets 80 and a plurality of driving coils 90 . The driving magnet 80 is arranged on the side of the frame 40 away from the lens supporting body 30 ; a plurality of driving coils 90 are arranged corresponding to the plurality of driving magnets 80 , and the driving coil 90 is arranged on the base 20 , so that the driving coil 90 is driven by the driving magnet 80 The frame 40 drives the lens supporting body 30 to move in the X direction and the Y direction, wherein the Z direction, the X direction and the Y direction are all perpendicular to each other. Since the anti-shake structure in the present application also has a plurality of driving magnets 80 and driving coils 90 , the frame 40 can drive the lens supporting body 30 to move in the XY directions under the interaction of the driving magnets 80 and the driving coils 90 , thereby achieving The role of optical image stabilization. Therefore, the anti-shake structure in the present application can also solve the problem of poor anti-shake performance of the camera device.

Specifically, the inner side wall of the frame 40 has a guide protrusion 43, and the part of the lens support 30 that extends into the interior of the frame 40 has a limit groove 34 that cooperates with the guide protrusion 43, so that the guide protrusion 43 can guide the lens support body. 30 guides in the Z direction, and stops the lens support 30 in the X direction and the Y direction. In a specific embodiment of the present application, the guide protrusions 43 of the frame 40 and the limiting grooves 34 of the lens support body 30 are non-tightly fitted, and there is a certain distance between the guide protrusions 43 and the limiting grooves 34 . The clearance of the lens support body 30 for driving, and at the same time limit the possible deviation and shake in the X-Y axis circumferential direction during the driving process of the lens support body 30, so as to ensure that the drive is always kept in the direction of the Z axis optical axis.

Preferably, each inner side wall of the frame 40 is provided with a guide protrusion 43 .

Specifically, the anti-shake structure further includes: a first magnetic shielding plate 100 , the first magnetic shielding plate 100 is disposed between the lens support body 30 and the lateral magnet 50 ; the second magnetic shielding plate 200 and the PCB board 300 , the PCB board 300 is arranged between the lateral magnet 50 and the second magnetic shielding plate 200, and the second magnetic shielding plate 200 is far from the lateral magnet 50 relative to the lateral coil 60, and the lateral coil 60 is electrically connected to the PCB board 300; the third magnetic shielding plate 200 The board 400 and the FPC board 500, the driving magnet 80 is arranged between the third magnetic blocking board 400 and the FPC board 500, and the third magnetic blocking board 400 is far from the base 20 relative to the FPC board 500, and the driving coil 90 is electrically connected to the FPC board 500 . By arranging the first magnetic shielding plate 100 and the second magnetic shielding plate 200, the magnetic leakage phenomenon between the lateral magnet 50 and the lateral coil 60 can be effectively prevented, and by arranging the third magnetic shielding plate 400, the driving magnet 80 can be prevented from occurring. The magnetic flux leakage phenomenon occurs between the driving coil 90 and the driving coil 90 , so the use performance of the anti-shake structure is effectively improved by this arrangement.

Specifically, the frame 40 has an installation groove 44 corresponding to the outer side wall of the lateral coil 60 , and the lateral coil 60 , the PCB board 300 and the second magnetic blocking plate 200 are arranged in the installation groove 44 . This arrangement can not only reduce the induction distance between the lateral coil 60 and the lateral magnet 50, but also ensure the induction effect between the lateral magnet 50 and the lateral coil 60, thereby improving the performance of the anti-shake structure. Moreover, by setting in this way, the internal structure of the anti-shake structure can also be ensured to be more compact.

Specifically, the groove bottom of the mounting groove 44 has an escape notch 45 , the anti-shake structure further includes a first Hall chip 600 , and the first Hall chip 600 is disposed on the PCB board 300 corresponding to the escape notch 45 .

In a specific embodiment of the present application, the driving coil 90 is embedded in the FPC board 500 . Of course, the lateral coil 60 can also be embedded in the PCB board 300 according to the actual usage.

In a specific embodiment of the present application, the anti-shake structure further includes a PCB board 300, the lateral coil 60 is electrically connected to the PCB board 300, and the anti-shake structure further includes: suspension wires 700, four suspension wires 700, and four suspension wires 700. The wires 700 are respectively supported at the four corners of the base 20, and the frame 40 is provided with an escape notch at the position corresponding to the suspension wire 700; Correspondingly, and the spring 800 is connected to the end of the suspension wire 700 away from the base 20; there are two conductive leads 900, two conductive leads 900 are symmetrically arranged on the side of the frame 40 away from the base 20, and four springs 800 Two of the springs 800 are electrically connected to the PCB board 300 , and the other two springs 800 are electrically connected to the PCB board 300 through different conductive leads 900 respectively.

Preferably, at least a portion of the conductive lead 900 is embedded within the frame 40 . In this way, not only can the conductive lead 900 be fixed, but also the stability of the connection between the spring 800 and the conductive lead 900 can be ensured by limiting the conductive lead 900, thereby ensuring the usability of the anti-shake structure.

In a specific embodiment of the present application, the conductive lead 900 includes a first segment 910 and a second segment 920 that are connected in sequence, and the first segments 910 of the two conductive leads 900 are both disposed at the position where the lateral magnet 50 of the frame 40 is located. On the sides, the second segments 920 of the two conductive leads 900 are respectively disposed on a pair of opposite sides of the frame 40 adjacent to the side where the lateral magnets 50 are located.

Preferably, the two springs 800 located at one end of the second segment 920 of the two conductive leads 900 away from the first segment 910 are electrically connected to the two conductive leads 900 , respectively.

In the present application, the anti-shake structure further includes: a coil pin group 1000 , the coil pin group 1000 is electrically connected to the plurality of driving coils 90 respectively; the suspension wire pin group 2000 , the suspension wire pin group 2000 are respectively electrically connected with a plurality of suspension wires 700; the anti-shake pin group 3000; the second Hall chip 4000; the third Hall chip 5000, the anti-shake pin group 3000 are respectively connected with the second Hall chip 4000 and the third Hall chip The Hall chip 5000 is electrically connected, and the second Hall chip 4000 and the third Hall chip 5000 are located on two adjacent sides of the base 20 .

In a specific embodiment of the present application, there are four groups of driving magnets 80 , and the four groups of driving magnets 80 are respectively disposed on two groups of opposite sides of the bottom surface of the frame 40 . The side of the base 20 facing the FPC board 500 also has two positioning grooves, and the extending directions of the two positioning grooves are perpendicular to each other. The anti-shake structure further includes a second Hall chip 4000 and a third Hall chip 5000. The Hall chip 4000 and the third Hall chip 5000 are respectively disposed inside different positioning grooves. And the coil pin group 1000 , the suspension wire pin group 2000 , and the anti-shake pin group 3000 have a total of 16 pins. The coil pin group 1000 has 4 pins, the suspension pin group 2000 has 4 pins, and the anti-shake pin group 3000 has 8 pins. In addition, 16 pins are arranged on a group of opposite sides of the base 20 respectively. Among them, the four pins of the coil pin group 1000 are used to connect four driving coils 90, and the four driving coils 90 on the base 20 are divided into two groups, and the two opposite driving coils 90 are connected in series to form a group, and each group The coil is equipped with two pins, which are the input end and the output end of the current. The four pins of the suspension wire pin group 2000 can be electrically connected to the PCB board 300 through four springs 800 for position feedback of the movement of the lens support body 30 in the Z-axis, that is, for AF driving feedback. The 8 pins in the anti-shake pin group 3000 act on the second Hall chip 4000 and the third Hall chip 5000 on the base 20 respectively, and are used for the position feedback control of the movement of the frame 40 in the X-axis and Y-axis. , that is to say, it is used for OIS anti-shake.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

1. Effectively solve the problem of poor performance of the camera device in the prior art;

2. Reduce the friction between the lens support and the frame;

3. Compact structure and stable performance.

Obviously, the above-described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that the terminology used herein is for the purpose of describing specific embodiments only, and is not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly dictates otherwise, the singular is intended to include the plural as well, furthermore, it is to be understood that when the terms "comprising" and/or "including" are used in this specification, it indicates that There are features, steps, acts, devices, components, and/or combinations thereof.

It should be noted that the terms "first", "second", etc. in the description and claims of the present application and the above drawings are used to distinguish similar objects, and are not necessarily used to describe a specific sequence or sequence. It is to be understood that data so used may be interchanged under appropriate circumstances so that the embodiments of the application described herein can be practiced in sequences other than those illustrated or described herein.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

An anti-shake structure, characterized in that it comprises a casing (10) and a base (20), the casing (10) is covered on the base (20) and forms an accommodation with the base (20). space, the anti-shake structure further includes a lens support body (30), a frame (40), a lateral magnet (50), a lateral coil (60) and a plurality of balls (70) arranged in the accommodating space ,in,

The lateral magnet (50) is arranged on the mounting wall (31) of the lens support body (30);

The lateral coil (60) is disposed on the frame (40) corresponding to the lateral magnet (50), so that the lens support (30) is movably disposed on the frame (40) along the Z direction )superior;

The mounting wall (31) and the outer side walls of the two lens supporting bodies (30) adjacent to the mounting wall (31) are both provided with at least one of the balls (70), so as to support the lens The body (30) slides smoothly relative to the frame (40).
The anti-shake structure according to claim 1, wherein the lens support body (30) has a plurality of accommodating grooves (32) for accommodating the balls (70), the accommodating grooves The opening of the groove (32) faces the frame (40), and the ball (70) protrudes from the accommodating groove (32) and abuts against the corresponding inner side wall of the frame (40).
The anti-shake structure according to claim 2, characterized in that, one end of the outer side walls of the two lens supports (30) adjacent to the mounting wall (31) is close to the mounting wall (31). And both ends of the installation wall (31) are provided with the accommodating grooves (32).
The anti-shake structure according to claim 3, characterized in that, one end of the outer side walls of the two lens support bodies (30) adjacent to the mounting wall (31) that is away from the mounting wall (31) The accommodating groove (32) is provided.
The anti-shake structure according to claim 3, wherein the plurality of accommodating grooves (32) comprise four first accommodating grooves, and two ends of the mounting wall (31) are respectively provided with The two first accommodating grooves are arranged along the Z direction.
The anti-shake structure according to claim 2, characterized in that, each of the accommodating grooves (32) is respectively provided with one of the balls (70).
The anti-shake structure according to claim 2, characterized in that two of the outer side walls of the two lens support bodies (30) adjacent to the mounting wall (31) are respectively provided with two said container An accommodating groove (32) is provided, and the heights of the two accommodating grooves (32) are the same.
The anti-shake structure according to claim 1, characterized in that, the inner side wall of the frame (40) is provided with a positioning protrusion (41), and the lens support body (30) corresponds to the positioning protrusion (41) A positioning notch (33) is provided.
The anti-shake structure according to claim 1, characterized in that, the side wall of the frame (40) has at least one weight reduction opening (42).
The anti-shake structure according to claim 1, wherein the anti-shake structure further comprises:

a plurality of driving magnets (80), the driving magnets (80) being arranged on the side of the frame (40) away from the lens support body (30);

A plurality of driving coils (90), the plurality of the driving coils (90) are arranged corresponding to the plurality of the driving magnets (80), and the driving coils (90) are arranged on the base (20), so that the The drive coil (90) drives the frame (40) through the drive magnet (80) to drive the lens support (30) to move in the X direction and the Y direction, wherein the Z direction, the X direction The direction and the Y direction are both perpendicular to each other.
The anti-shake structure according to claim 10, characterized in that, the inner side wall of the frame (40) has a guide protrusion (43), and the lens support (30) extends into the interior of the frame (40). The part of the lens supporter (30) has a limit groove (34) matched with the guide protrusion (43), so that the guide protrusion (43) guides the lens support body (30) in the Z direction, The lens support body (30) is stopped in the X direction and the Y direction.
The anti-shake structure according to any one of claims 1 to 11, wherein the anti-shake structure further comprises:

a first magnetic blocking plate (100), the first magnetic blocking plate (100) is disposed between the lens support body (30) and the lateral magnet (50);

A second magnetic shielding plate (200) and a PCB board (300), the PCB board (300) is arranged between the lateral magnet (50) and the second magnetic shielding plate (200), and the first magnetic shielding plate (200) The second magnetic blocking plate (200) is away from the lateral magnet (50) relative to the lateral coil (60), and the lateral coil (60) is electrically connected to the PCB board (300);

A third magnetic blocking plate (400) and an FPC board (500), a driving magnet (80) is disposed between the third magnetic blocking plate (400) and the FPC board (500), and the third magnetic blocking plate (500) The board (400) is far from the base (20) relative to the FPC board (500), and the driving coil (90) is electrically connected to the FPC board (500).
The anti-shake structure according to claim 12, wherein the frame (40) has a mounting groove (44) corresponding to the outer side wall of the lateral coil (60), and the lateral coil (60), The PCB board (300) and the second magnetic blocking plate (200) are arranged in the installation groove (44).
The anti-shake structure according to claim 13, characterized in that, the groove bottom of the mounting groove (44) has a vacant notch (45), and the anti-shake structure further comprises a first Hall chip (600), The first Hall chip (600) is disposed on the PCB board (300) corresponding to the escaping gap (45).
The anti-shake structure according to claim 12, wherein the driving coil (90) is embedded in the FPC board (500).
The anti-shake structure according to any one of claims 1 to 11, wherein the anti-shake structure further comprises a PCB board (300), the lateral coil (60) and the PCB board (300) Electrically connected, the anti-shake structure further includes:

There are four suspension wires (700), the four suspension wires (700) are respectively supported at four corners of the base (20), and the frame (40) corresponds to the An escape notch is provided at the position of the suspension wire (700);

There are four springs (800), the four springs (800) are in one-to-one correspondence with the four suspension wires (700), and the springs (800) and the suspension wires ( 700) one end away from the base (20) is connected;

There are two conductive leads (900), two conductive leads (900) are symmetrically arranged on the side of the frame (40) away from the base (20), and four conductive leads (900) are provided. Two of the springs (800) in the springs (800) are electrically connected to the PCB board (300), and the other two springs (800) are connected to the PCB through different conductive leads (900) respectively. The PCB board (300) is electrically connected.
The anti-shake structure according to claim 16, wherein at least a part of the conductive lead (900) is embedded in the frame (40).
The anti-shake structure according to claim 16, wherein the conductive lead (900) comprises a first segment (910) and a second segment (920) connected in sequence, and two of the conductive leads (900) The first sections (910) of the frame (40) are all arranged on the side where the lateral magnets (50) of the frame (40) are located, and the second sections (920) of the two conductive leads (900) ) are respectively arranged on a pair of opposite sides of the frame (40) adjacent to the side where the lateral magnets (50) are located.
The anti-shake structure according to claim 18, characterized in that, two of the second sections (920) of the two conductive leads (900) located at one end of the second section (920) away from the first section (910) The springs (800) are respectively electrically connected with the two conductive leads (900).
The anti-shake structure according to claim 16, wherein the anti-shake structure further comprises:

a coil pin group (1000), the coil pin group (1000) being electrically connected to a plurality of driving coils (90) respectively;

a suspension wire pin group (2000), wherein the suspension wire pin group (2000) is electrically connected to a plurality of the suspension wires (700) respectively;

Anti-shake pin group (3000);

The second Hall chip (4000);

A third Hall chip (5000), the anti-shake pin group (3000) is electrically connected to the second Hall chip (4000) and the third Hall chip (5000), respectively, the second Hall chip (5000) The Hall chip (4000) and the third Hall chip (5000) are located on two adjacent sides of the base (20).
An anti-shake system, characterized by comprising the anti-shake structure according to any one of claims 1 to 20.
A camera device, characterized by comprising the anti-shake system described in claim 21 .