CN218976767U - Anti-shake assembly of image sensor, camera module and camera device - Google Patents
Anti-shake assembly of image sensor, camera module and camera device Download PDFInfo
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- CN218976767U CN218976767U CN202223398550.2U CN202223398550U CN218976767U CN 218976767 U CN218976767 U CN 218976767U CN 202223398550 U CN202223398550 U CN 202223398550U CN 218976767 U CN218976767 U CN 218976767U
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Abstract
The utility model discloses an anti-shake component of an image sensor, which comprises a base, a shell, a liquid metal circuit board, the image sensor, a plurality of coils and a plurality of magnets, wherein the base is provided with a plurality of coils; the shell is covered above the base, a movable space is formed between the shell and the base, and a through hole is formed in the top of the shell to expose the movable space; the liquid metal circuit board comprises a peripheral fixed frame and an inner movable plate, and the fixed frame of the liquid metal circuit board is fixed in the movable space; the movable plate is suspended in the movable space and a plurality of cantilevers are connected between the movable plate and the fixed frame; the image sensor is arranged on the top surface of the movable plate and fully exposed at the through hole; the coils and the magnets are arranged at intervals and are used for controlling the movable plate to drive the image sensor to move in the horizontal direction. Through setting up the anti-shake subassembly to image sensor, can save the volume of motor to wholly reduce the volume of camera module, and need not to install complex structure in the motor, make the camera module assemble simpler and more convenient.
Description
Technical Field
The utility model relates to the technical field of lens anti-shake, in particular to an anti-shake component of an image sensor, a camera module and an imaging device.
Background
With the progress of science and technology, the application of camera modules is becoming more and more widespread, and at present, besides cameras, mobile phones, computers and other electronic devices, camera modules are equipped to facilitate people to take photos anytime and anywhere. The image sensor of the general camera module is arranged on the FPC circuit board, the lens of the camera module is arranged corresponding to the image sensor and driven by a motor so as to realize automatic focusing, and in order to solve the problem that the camera module cannot keep absolute stability due to human shake or other reasons, a plurality of groups of coils, magnets and other structures are arranged in the existing motor so as to generate Lorentz force in a magnetic field by means of an electrified coil, and drive the lens to move so as to realize movement in at least two directions, thereby realizing optical anti-shake, keeping the stability between the lens and the image sensor and ensuring the quality of images acquired by the image sensor. Therefore, the existing camera module has complex structure, difficult assembly and large size, and cannot meet the demand of miniaturization trend of the camera module.
Disclosure of Invention
The utility model aims to provide an anti-shake component of an image sensor, which is applied to a camera module, can overcome the defects of the existing camera module, and has the advantages of simple structure, convenience in assembly and smaller volume.
In order to achieve the above object, the solution of the present utility model is:
the anti-shake component of the image sensor comprises a base, a shell, a liquid metal circuit board, the image sensor, a plurality of coils and a plurality of magnets;
the shell is covered above the base, a movable space is formed between the shell and the base, and a through hole is formed in the top of the shell to expose the movable space;
the liquid metal circuit board comprises a peripheral fixed frame and an inner movable plate, and the fixed frame of the liquid metal circuit board is fixed in the movable space;
the movable plate is suspended in the movable space and a plurality of cantilevers are connected between the movable plate and the fixed frame;
the image sensor is arranged on the top surface of the movable plate and fully exposed at the through hole;
the coils and the magnets are arranged at intervals and are used for controlling the movable plate to drive the image sensor to move in the horizontal direction.
Furthermore, the fixed frame extends to the outside of the movable space and is used for connecting an external circuit.
Further, a circle of supporting edges are arranged around the base in an upward protruding mode; the lower edge of the shell and the base support edge hang and clamp the fixing frame.
Further, a plurality of sliding support bosses are arranged between the movable plate and the inner bottom surface of the base.
Further, the plurality of coils are track coils and are respectively fixed on the periphery of the movable plate, and the plurality of magnets are respectively fixed on the shell at intervals corresponding to the coils.
Further, the annular area of the runway coil is arranged towards the vertical direction, and the four magnets are fixed on the lower surface of the top of the shell corresponding to the annular areas of the four runway coils respectively.
Further, the annular area of the runway coil is arranged towards the horizontal direction, and the four magnets are fixed on the inner surface of the side wall of the shell corresponding to the annular areas of the four runway coils respectively.
The utility model also provides a camera module, which comprises the anti-shake component of the image sensor, an auto-focusing motor and a lens, wherein the lens is arranged in Ma Dazhi, and the motor is arranged above the anti-shake component of the image sensor, so that the lens can be positioned on the image sensor.
The utility model also provides a camera module of the camera device.
After the technical scheme is adopted, the purpose that the image sensor acquires stable image signals can be achieved through the anti-shake assembly of the image sensor, namely, the horizontal anti-shake structure inside the motor can be omitted and the image signals are transferred to the image sensor. The volume of the motor can be saved, so that the volume of the camera module is reduced as a whole, and a complex structure is not required to be arranged in the motor, so that the camera module is simpler and more convenient to assemble. And further meets the miniaturization requirement of camera devices such as smart phones and the like. Meanwhile, the cost of the liquid metal circuit board is lower.
Drawings
Fig. 1 is a perspective view of embodiment 1 of the present utility model;
FIG. 2 is an exploded view of embodiment 1 of the present utility model;
FIG. 3 is another perspective view of embodiment 1 of the present utility model;
FIG. 4 is a cross-sectional view of example 1 of the present utility model;
FIG. 5 is a partially exploded view of embodiment 2 of the present utility model;
FIG. 6 is a cross-sectional view of example 2 of the present utility model;
fig. 7 is a perspective view of embodiment 3 of the present utility model;
FIG. 8 is a cross-sectional view of example 3 of the present utility model;
fig. 9 is a schematic diagram of embodiment 4 of the present utility model.
Symbol description:
Sliding support boss 8 of movable space 7 of magnet 6 of coil 5
Support edge 11 through hole 21 fixed frame 31 movable plate 32
The camera module 20 motor 30 lens 40 camera device 50.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
In the description of the embodiments of the present application, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship conventionally put in place when the product of the application is used, or the orientation or positional relationship conventionally understood by those skilled in the art, is merely for convenience of describing the present application and simplifying the description, and is not indicative or implying that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the description of the embodiments of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically connected, electrically connected or can be communicated with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The following disclosure provides many different embodiments or examples for implementing different structures of the present application. In order to simplify the disclosure of the present application, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present application. Furthermore, the present application may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not in themselves indicate the relationship between the various embodiments and/or arrangements discussed.
In addition, the present application provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize the application of other processes and/or the use of other materials.
Example 1
As shown in fig. 1 to 3, an anti-shake assembly 10 of an image sensor of the present utility model includes a base 1, a housing 2, a liquid metal circuit board 3, an image sensor 4, a plurality of coils 5, and a plurality of magnets 6.
The shell 2 is covered above the base 1 and forms a movable space 7 with the base 1, a through hole 21 is arranged at the top of the shell 2 to expose the movable space 7, and a circle of supporting edge 11 is arranged around the base 1 in an upward protruding mode.
The liquid metal circuit board 3 comprises a fixed frame 31 at the periphery and a movable plate 32 at the inner side, the fixed frame 31 of the liquid metal circuit board 3 is fixed in the movable space 7, and the fixed frame 31 can be clamped and fixed by the lower edge of the shell 2 and the supporting edge 11 of the base 1; a plurality of cantilevers 33 are connected between the movable plate 32 and the fixed frame 31, so that the movable plate 32 can be suspended in the movable space 7 and horizontally move and reset, and two cantilevers 33 are provided in the embodiment.
A connecting portion 34 may extend from one side of the fixed frame 31 to the outside of the movable space 7 for connecting to an external circuit (not shown).
The image sensor 4 is arranged in the middle of the top surface of the movable plate 32 and can be fully exposed at the through hole 21; that is, the area of the through hole 21 is larger than the area of the sensing area of the image sensor 4, so as to ensure that the movable plate 32 can fully correspond to the lens without being blocked when driving the image sensor 4 to move.
The liquid metal circuit board 3 comprises a liquid metal circuit, and the liquid metal circuit is a liquid metal coating, a liquid metal micro-channel or a liquid metal lever printing or printing circuit. And a flexible film is adhered to the upper surface of the liquid metal circuit and used for packaging the liquid metal circuit. The signal and power of the image sensor 4 are sequentially transmitted and received through the inner lines of the movable plate 32, the cantilever 33 and the connection part 34 of the fixed frame 31 of the liquid metal circuit board 3.
As shown in fig. 4, each coil 5 and each magnet 6 are arranged at intervals, in this embodiment, the plurality of coils 5 are four track coils, which are respectively located at the periphery of the image sensor 4 and fixed on four sides of the movable plate 32, the annular area 51 of each track coil is arranged towards the vertical direction, and the four magnets 6 are respectively corresponding to the annular areas 51 of the four track coils and fixed on the lower surface of the top of the housing 2, and by setting the magnetic distribution of the magnets 6 and the current direction of the track coils, the movable plate 32 can be controlled to drive the image sensor 4 to move in the horizontal direction so as to compensate the offset of the lens, thereby realizing optical anti-shake.
Specifically, since the annular region 51 of the track coil is vertical, the magnetic poles of the magnets 6 can be distributed in the left-right direction or the front-rear direction, and the current direction and the magnitude of the track coil can be set according to the left-hand rule to control the front-rear and left-right displacement of the movable plate 32 and the image sensor 4 in the horizontal direction.
Further, a plurality of sliding support bosses 8 are disposed between the movable plate 32 and the inner bottom surface of the base 1 for supporting the displacement of the movable plate 32, and cylindrical sliding support bosses 8 are disposed at four corners of the movable plate 32 and the embodiment.
Therefore, through the anti-shake arrangement of the image sensor 4, the purpose that the image sensor 4 acquires stable image signals can be achieved, namely, the horizontal anti-shake structure inside the motor can be omitted and transferred to the image sensor 4. The volume of the motor can be saved, so that the volume of the camera module is reduced as a whole, and a complex structure is not required to be arranged in the motor, so that the camera module is simpler and more convenient to assemble. While the production cost of the liquid metal circuit board 3 is lower.
Example 2
As shown in fig. 5 and 6, the structure of the present embodiment is substantially the same as that of embodiment 1 described above, and the main difference is that the coil 5 and the magnet 6 of the present embodiment are arranged in different ways.
In this embodiment, the plurality of coils 5 are four track coils, which are respectively fixed on four sides of the movable plate 32, the annular regions 51 of each track coil are arranged towards the horizontal direction, the four magnets 6 are respectively fixed on the inner surface of the side wall of the housing 2 corresponding to the annular regions 51 of the four track coils, and the movable plate 32 can be controlled to drive the image sensor 4 to move in the horizontal direction by setting the magnetic distribution of the magnets 6 and the current direction of the track coils so as to compensate the offset of the lens, thereby realizing optical anti-shake.
Specifically, since the annular region 51 of the track coil is in the horizontal direction, the magnetic poles of the magnet 6 can be distributed in the left-right direction or the front-back direction, and the magnetic field generated by the coil 5 attracts or repels the magnet 6 according to the right-hand rule, and the horizontal displacement of the movable plate 32 and the image sensor 4 can be controlled by setting the current direction and the magnitude of the track coil.
Example 3
As shown in fig. 7 and 8, the present embodiment is a camera module 20, which includes the anti-shake assembly 10 of the image sensor of the above embodiment 1 or embodiment 2, and an auto-focusing motor 30 and a lens 40 (the motor 30 and the lens 40 are omitted in the drawing), wherein the lens 40 is disposed inside the motor 30, the motor 30 is disposed above the anti-shake assembly 10 of the image sensor, and the lens 40 is located at the image sensor 4.
Therefore, the horizontal anti-shake assembly 10 of the image sensor is utilized to realize the horizontal anti-shake matching of the motor 30 capable of automatically focusing, so that the horizontal anti-shake structure inside the motor 30 can be omitted, the product assembly difficulty is reduced, and meanwhile, the volume of the camera module 20 is reduced.
Example 4
As shown in fig. 9, the present embodiment is an imaging device 50, which may be a smart phone, including the camera module 20 of embodiment 3. The requirement of thinning of electronic equipment such as smart phones is satisfied by the miniaturized camera module 20.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that equivalent changes and modifications can be made by those skilled in the art without departing from the principles of the present utility model, which still falls within the scope of the present utility model.
Claims (9)
1. An anti-shake assembly of an image sensor, characterized in that: the liquid metal circuit board comprises a base, a shell, a liquid metal circuit board, an image sensor, a plurality of coils and a plurality of magnets;
the shell is covered above the base, a movable space is formed between the shell and the base, and a through hole is formed in the top of the shell to expose the movable space;
the liquid metal circuit board comprises a peripheral fixed frame and an inner movable plate, and the fixed frame of the liquid metal circuit board is fixed in the movable space;
the movable plate is suspended in the movable space and a plurality of cantilevers are connected between the movable plate and the fixed frame;
the image sensor is arranged on the top surface of the movable plate and fully exposed at the through hole;
the coils and the magnets are arranged at intervals and are used for controlling the movable plate to drive the image sensor to move in the horizontal direction.
2. The anti-shake assembly of an image sensor of claim 1, wherein: the fixed frame extends to the outside of the movable space and is provided with a connecting part for connecting an external circuit.
3. The anti-shake assembly of an image sensor of claim 1, wherein: a circle of supporting edges are arranged around the base in an upward protruding mode; the lower edge of the shell and the base support edge hang and clamp the fixing frame.
4. The anti-shake assembly of an image sensor according to claim 3, wherein: a plurality of sliding support bosses are arranged between the movable plate and the inner bottom surface of the base.
5. The anti-shake assembly of an image sensor of claim 1, wherein: the coils are runway coils and are respectively fixed on the periphery of the movable plate, and the magnets are respectively fixed on the shell at intervals corresponding to the coils.
6. The anti-shake assembly of an image sensor of claim 5, wherein: the annular areas of the runway coils are arranged towards the vertical direction, and the four magnets are fixed on the lower surface of the top of the shell corresponding to the annular areas of the four runway coils respectively.
7. The anti-shake assembly of an image sensor of claim 5, wherein: the annular areas of the runway coils are arranged towards the horizontal direction, and the four magnets are fixed on the inner surface of the side wall of the shell corresponding to the annular areas of the four runway coils respectively.
8. Camera module, its characterized in that: the anti-shake assembly comprising the image sensor according to any one of claims 1 to 7, and an auto-focusing motor and lens, the lens being mounted within Ma Dazhi, the motor being mounted above the anti-shake assembly of the image sensor and allowing the lens to be positioned on the image sensor.
9. An image pickup apparatus, characterized in that: comprising the camera module of claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223398550.2U CN218976767U (en) | 2022-12-15 | 2022-12-15 | Anti-shake assembly of image sensor, camera module and camera device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223398550.2U CN218976767U (en) | 2022-12-15 | 2022-12-15 | Anti-shake assembly of image sensor, camera module and camera device |
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| Publication Number | Publication Date |
|---|---|
| CN218976767U true CN218976767U (en) | 2023-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223398550.2U Active CN218976767U (en) | 2022-12-15 | 2022-12-15 | Anti-shake assembly of image sensor, camera module and camera device |
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| Country | Link |
|---|---|
| CN (1) | CN218976767U (en) |
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2022
- 2022-12-15 CN CN202223398550.2U patent/CN218976767U/en active Active
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