Camera module and intelligent terminal

Abstract

The camera module comprises an optical assembly, an image sensor assembly and an anti-shake driving assembly which are sequentially arranged in the optical axis direction, the optical assembly comprises a prism and a lens set, the light incident side of the lens set corresponds to the prism, the light emergent side of the lens set corresponds to the image sensor assembly, and the anti-shake driving assembly is connected with the image sensor assembly. The anti-shake driving assembly is used for driving the image sensor assembly to move so as to realize an optical anti-shake function; the anti-shake driving assembly comprises an anti-shake seat, a carrier and an elastic structure, the image sensor assembly is connected with the anti-shake seat, the carrier is arranged between the anti-shake seat and the optical assembly, the carrier is provided with a light through hole corresponding to the image sensor assembly, and the elastic structure is connected between the carrier and the anti-shake seat. The camera module provided by the utility model can improve the performance parameters of the camera module. The utility model further relates to an intelligent terminal.

Description

TECHNICAL FIELD

[0001] The utility model relates to camera device technical field, especially a kind of camera module and intelligent terminal. BACKGROUND

[0002] Periscopic long-focus camera usually has longer focal length, and is largely used to shoot distant objects at relatively high zoom ratio. Currently, focusing function and anti-shake function can be realized by adjusting the positions of lens group and prism. However, with the development trend of miniaturization of long-focus camera, the driving assembly for pushing lens group and prism to adjust their positions will further compress the arrangement space of lens group and prism, thereby affecting the performance parameters of long-focus camera. SUMMARY

[0003] Therefore, the utility model provides a kind of camera module, can improve the performance parameters of camera module.

[0004] A kind of camera module, including optical assembly, image sensor assembly and anti-shake driving assembly sequentially arranged along the direction of optical axis, optical assembly includes prism and lens group, the light entrance side of lens group is correspondingly arranged with prism, the light exit side of lens group is correspondingly arranged with image sensor assembly, anti-shake driving assembly is connected with image sensor assembly, anti-shake driving assembly is used to drive image sensor assembly to move to realize optical anti-shake function;Anti-shake driving assembly includes anti-shake seat, carrier and elastic structure, image sensor assembly is connected with anti-shake seat, carrier is arranged between anti-shake seat and optical assembly, carrier is provided with light transmission hole corresponding to image sensor assembly, and elastic structure is connected between carrier and anti-shake seat.

[0005] In the embodiment of the utility model, the above-mentioned anti-shake driving assembly includes first anti-shake driving part and second anti-shake driving part, the first anti-shake driving part is connected to the anti-shake seat, the second anti-shake driving part is correspondingly arranged with the first anti-shake driving part, and the electromagnetic force is generated between the first anti-shake driving part and the second anti-shake driving part to drive the anti-shake seat to move the image sensor assembly.

[0006] In the embodiment of the utility model, the above-mentioned camera module further includes accommodating shell, the accommodating cavity is equipped in the accommodating shell, the image sensor assembly and the anti-shake driving assembly are arranged in the accommodating cavity, and the second anti-shake driving part is fixed on the inner wall of the accommodating shell.

[0007] In the embodiment of the utility model, the above-mentioned anti-shake driving assembly further includes first flexible circuit board, the first flexible circuit board is arranged around the circumference of the anti-shake seat and is fixed to the side wall of the anti-shake seat, and the first anti-shake driving part is electrically connected with the first flexible circuit board.

[0008] In the embodiment of the utility model, the above-mentioned camera module further comprises a focusing driving assembly, which is used for driving the lens assembly to move to realize the focusing function.

[0009] In the embodiment of the utility model, the above-mentioned focusing driving assembly comprises a first focusing driving part and a second focusing driving part, the first focusing driving part is connected to the lens assembly, the second focusing driving part is correspondingly arranged with the first focusing driving part, and the first focusing driving part and the second focusing driving part generate electromagnetic force through power transmission to drive the lens assembly to move.

[0010] In the embodiment of the utility model, the above-mentioned focusing driving assembly further comprises a second flexible circuit board and a third flexible circuit board, the second flexible circuit board is connected to the carrier, the first flexible circuit board, the second flexible circuit board and the third flexible circuit board are electrically connected with each other, and the second focusing driving part is electrically connected with the third flexible circuit board.

[0011] In the embodiment of the utility model, the above-mentioned camera module further comprises a shell, the optical assembly is installed in the shell, the shell is provided with a window corresponding to the prism, and the carrier and the third flexible circuit board are connected on the shell.

[0012] In the embodiment of the utility model, the above-mentioned elastic structure comprises a plurality of reeds and a suspension wire connected with each reed respectively, a plurality of the reeds are arranged at the circumferential side of the anti-shake seat at intervals and are electrically connected with the first flexible circuit board, and one end of each suspension wire away from each reed is connected to the carrier.

[0013] The application also relates to an intelligent terminal comprising the above-mentioned camera module.

[0014] The camera module drives the image sensor assembly to move through the anti-shake driving assembly to realize the optical anti-shake function, does not need to install the anti-shake driving device on the circumferential side of the optical assembly (prism and lens), can save enough space to arrange a larger size optical assembly, and is favorable to improving the performance parameters of the camera module. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 And Figure 2 It is the split structure schematic view of the camera module of the application. DETAILED DESCRIPTION

[0016] The embodiments of the application are described below by specific specific embodiments, and those skilled in the art can easily understand other advantages and effects of the application from the content disclosed in the specification.

[0017] In the following description, reference is made to the accompanying drawings which form a part hereof, and in which are shown, by way of illustration, several embodiments of the present application. It is understood that other embodiments can be utilized and mechanical, structural, electrical, and operational changes can be made without departing from the spirit and scope of the present application. The following detailed description is, therefore, not to be taken in a limiting sense, as the sole purpose of the description is to describe the particular embodiments, and not to describe every possible embodiment.

[0018] While the terms first, second, etc. can be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another.

[0019] Also, as used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises", "comprising", "includes" and / or "including" when used herein, specify the presence of stated features, steps, operations, elements, components, items, and / or groups but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, items, and / or groups thereof. As used herein the term "and / or" and "or" is construed to be inclusive, or meaning either one or any combination thereof. Thus "A, B, or C" or "A, B, and / or C" means "any of the following: A; B; C; A and B; A and C; B and C; A, B, and C". The exception to this definition will occur when two of A, B, and C are mutually exclusive from one another (i.e., A and B cannot be present simultaneously, or A and C cannot be present simultaneously, or B and C cannot be present simultaneously).

[0020] Figure 1 and Figure 2 is a schematic diagram of a split structure of a camera module of the present application, as Figure 1 and Figure 2As shown, the camera module includes, in sequence along the optical axis direction, an optical assembly 11, an image sensor assembly 12, and an anti-shake driving assembly 13. The optical assembly 11 includes a lens group 112 and a prism 113 (a three-prism), the light-in side of the lens group 112 is arranged correspondingly to the prism 113, and the light-out side of the lens group 112 is arranged correspondingly to the image sensor assembly 12. The anti-shake driving assembly 13 is connected to the image sensor assembly 12, and is used to drive the image sensor assembly 12 to move to realize the optical anti-shake function. The camera module of the present application is a periscopic long-focus camera module. The anti-shake driving assembly 13 includes an anti-shake seat 131, a carrier 135, and an elastic structure 136. The image sensor assembly 12 is connected to the anti-shake seat 131. The carrier 135 is arranged between the anti-shake seat 131 and the optical assembly 11. The carrier 135 is provided with a light-passing hole 101 arranged correspondingly to the image sensor assembly 12. A filter (not shown in the figure) is mounted in the light-passing hole 101. The elastic structure 136 is connected between the carrier 135 and the anti-shake seat 131. When the anti-shake driving assembly 13 drives the image sensor assembly 12 to move, the anti-shake seat 131 carries the image sensor assembly 12 to move.

[0021] The camera module of the present application drives the image sensor assembly 12 to move through the anti-shake driving assembly 13 to realize the optical anti-shake function. It is not necessary to install an anti-shake driving device on the side of the optical assembly 11, which can save a large enough space to arrange a larger size optical assembly 11, and is beneficial to improve the performance parameters of the camera module.

[0022] Optionally, as shown in Figure 1 and Figure 2 The anti-shake driving assembly 13 includes a first anti-shake driving part 132 and a second anti-shake driving part 133. The first anti-shake driving part 132 is connected to the anti-shake seat 131. The second anti-shake driving part 133 is arranged correspondingly to the first anti-shake driving part 132. An electromagnetic force is generated between the first anti-shake driving part 132 and the second anti-shake driving part 133 to drive the anti-shake seat 131 to carry the image sensor assembly 12 to move.

[0023] Optionally, the camera module further includes a containing shell 14. The containing shell 14 is provided with a containing cavity. The image sensor assembly 12 and the anti-shake driving assembly 13 are arranged in the containing cavity. The second anti-shake driving part 133 is fixed on the inner wall of the containing shell 14. In the embodiment, the second anti-shake driving part 133 is, for example, a magnetic block.

[0024] Optionally, the anti-shake driving assembly 13 further includes a first flexible circuit board 134. The first flexible circuit board 134 is arranged around the circumference of the anti-shake seat 131 and is fixed to the side wall of the anti-shake seat 131. The first anti-shake driving part 132 is electrically connected to the first flexible circuit board 134. In the embodiment, the first anti-shake driving part 132 is, for example, a coil.

[0025] Optionally, the anti-shake driving assembly 13 comprises four coils and four magnetic blocks, the four coils are arranged corresponding to the four side walls of the anti-shake seat 131 respectively, and the four magnetic blocks are fixed on the four inner walls of the accommodating shell 14 respectively.

[0026] It can be understood that, in some embodiments, the first anti-shake driving part is a magnet, and the second anti-shake driving part is a coil; the magnet is arranged corresponding to the side wall of the anti-shake seat, and the coil is fixed on the inner wall of the accommodating shell.

[0027] Optionally, the image sensor assembly 12 comprises a circuit board 121 and a photosensitive chip 122, the circuit board 121 comprises a first section 1211, a second section 1212 and a third section 1213, the first section 1211 and the second section 1212 are arranged in parallel and opposite to each other, one end of the third section 1213 is electrically connected with the first section 1211, the other end of the third section 1213 is electrically connected with the second section 1212, the photosensitive chip 122 is electrically connected on the second section 1212, and the anti-shake seat 131 is arranged between the first section 1211 and the second section 1212 and fixedly connected with the second section 1212. The third section 1213 is a flexible circuit board, which is beneficial to drive the photosensitive chip 122 to move to realize the optical anti-shake function by the anti-shake driving assembly 13. In the embodiment, the circuit board 121 is electrically connected with the first flexible circuit board 134, the anti-shake electric signal is conducted to the first flexible circuit board 134 through the circuit board 121, the first anti-shake driving part 132 is powered and cooperates with the second anti-shake driving part 133 to generate electromagnetic force, drives the photosensitive chip 122 to move in the direction perpendicular to the optical axis of the camera module, and then realizes the optical anti-shake function.

[0028] Optionally, the light passing hole 101 is arranged corresponding to the photosensitive chip 122.

[0029] Optionally, the elastic structure 136 comprises a plurality of spring sheets 1361 and a plurality of suspension wires 1362 connected with the spring sheets 1361 respectively, the plurality of spring sheets 1361 are arranged at the circumferential side of the anti-shake seat 131 and electrically connected with the first flexible circuit board 134, the plurality of suspension wires 1362 are arranged along the optical axis direction of the camera module, and one end of each suspension wire 1362 away from the spring sheet 1361 is connected to the carrier 135. In the embodiment, the elastic structure 136 comprises four spring sheets 1361 arranged corresponding to the four corners of the anti-shake seat 131 respectively and four suspension wires 1362, the number of the spring sheets 1361 and the suspension wires 1362 can be increased or decreased freely according to actual needs, and is not limited to the above.

[0030] Optionally, the camera module further comprises a focusing driving assembly, the focusing driving assembly is used for driving the lens group 112 to move to realize the focusing function.

[0031] Optionally, the focusing driving assembly comprises a first focusing driving part (not shown in the figure) and a second focusing driving part (not shown in the figure), the first focusing driving part is connected to the lens group 112, the second focusing driving part is arranged correspondingly to the first focusing driving part, and the electromagnetic force is generated between the first focusing driving part and the second focusing driving part to drive the lens group 112 to move. When the first focusing driving part or the second focusing driving part is electrified, the electromagnetic force is generated between the first focusing driving part and the second focusing driving part, and then the optical assembly 11 is driven to move along the optical axis direction to realize the automatic focusing function. In the embodiment, the first focusing driving part is a magnetic block, and the second focusing driving part is a coil; it can be understood that the first focusing driving part can be a coil, and the second focusing driving part can be a magnet.

[0032] Optionally, the focusing driving assembly further comprises a second flexible circuit board 151 and a third flexible circuit board 152, the second flexible circuit board 151 is connected to the carrier 135, the first flexible circuit board 134, the second flexible circuit board 151 and the third flexible circuit board 152 are electrically connected to each other, and the second focusing driving part is electrically connected to the third flexible circuit board 152. In the embodiment, the first flexible circuit board 134 and the second flexible circuit board 151 are electrically connected through the elastic structure 136, for example, the ends of the respective suspension wires 1362 away from the spring leaf 1361 are respectively electrically connected to the second flexible circuit board 151; the focusing electrical signal is conducted to the third flexible circuit board 152 through the circuit board 121, the first flexible circuit board 134, the elastic structure 136 and the second flexible circuit board 151, the second focusing driving part is electrified and cooperates with the first focusing driving part to generate the electromagnetic force, drives the lens group 112 to move along the direction of the optical axis of the camera module, and then realizes the automatic focusing function. In the embodiment, the second flexible circuit board 151 is provided with a hollow window corresponding to the light passing hole 101, and the image light passes through the light passing hole 101 and the hollow window to irradiate on the photosensitive chip 122.

[0033] Optionally, the camera module further comprises a shell 16, the optical assembly 11 is installed in the shell 16, the shell 16 is provided with a window 102 corresponding to the prism 113, and the carrier 135 and the third flexible circuit board 152 are connected to the shell 16. In the embodiment, the shell 16 comprises an inner shell 161 and an outer shell 162, the outer shell 162 is buckled on the inner shell 161, the window 102 penetrates through the outer shell 162, and the third flexible circuit board 152 is fixed on the inner shell 161.

[0034] The application also relates to a kind of intelligent terminals, comprising the above-mentioned camera module.

[0035] The above embodiments are only illustrative of the principles of the present application and its effects, and are not intended to limit the present application. Any modification or change made by any person skilled in the art without departing from the spirit and scope of the present application shall be covered by the claims of the present application.

Claims

1. An image capturing module, comprising: The camera module comprises an optical assembly, an image sensor assembly and an anti-shake driving assembly arranged in sequence along the optical axis direction, the optical assembly comprises a prism and a lens group, the light-in side of the lens group is arranged correspondingly with the prism, the light-out side of the lens group is arranged correspondingly with the image sensor assembly, the anti-shake driving assembly is connected with the image sensor assembly, and the anti-shake driving assembly is used to drive the image sensor assembly to move to realize the optical anti-shake function; the anti-shake driving assembly comprises an anti-shake seat, a carrier and an elastic structure, the image sensor assembly is connected with the anti-shake seat, the carrier is arranged between the anti-shake seat and the optical assembly, the carrier is provided with a light transmission hole arranged correspondingly with the image sensor assembly, and the elastic structure is connected between the carrier and the anti-shake seat.

2. The camera module of claim 1, wherein, The anti-shake driving assembly comprises a first anti-shake driving part and a second anti-shake driving part, the first anti-shake driving part is connected with the anti-shake seat, the second anti-shake driving part is arranged correspondingly with the first anti-shake driving part, and the electromagnetic force is generated by electrifying between the first anti-shake driving part and the second anti-shake driving part to drive the anti-shake seat to move with the image sensor assembly.

3. The camera module of claim 2, wherein the lens is disposed on the substrate. The camera module further comprises a containing shell, the containing shell is provided with a containing cavity, the image sensor assembly and the anti-shake driving assembly are arranged in the containing cavity, and the second anti-shake driving part is fixed on the inner wall of the containing shell.

4. The camera module of claim 2, wherein the lens barrel is configured to move the lens assembly along the optical axis. The anti-shake driving assembly further comprises a first flexible circuit board, the first flexible circuit board is arranged around the circumference of the anti-shake seat and is fixed on the side wall of the anti-shake seat, and the first anti-shake driving part is electrically connected with the first flexible circuit board.

5. The camera module of claim 4, wherein the lens barrel is configured to move the lens assembly along the optical axis. The camera module further comprises a focusing driving assembly, and the focusing driving assembly is used to drive the lens group to move to realize the focusing function.

6. The camera module of claim 5, wherein, The focusing driving assembly comprises a first focusing driving part and a second focusing driving part, the first focusing driving part is connected with the lens group, the second focusing driving part is arranged correspondingly with the first focusing driving part, and the electromagnetic force is generated by electrifying between the first focusing driving part and the second focusing driving part to drive the lens group to move.

7. The camera module of claim 6, wherein the lens is disposed on the substrate. The focusing driving assembly further comprises a second flexible circuit board and a third flexible circuit board, the second flexible circuit board is connected with the carrier, the first flexible circuit board, the second flexible circuit board and the third flexible circuit board are electrically connected with each other, and the second focusing driving part is electrically connected with the third flexible circuit board.

8. The camera module of claim 7, wherein, The camera module further comprises a shell, the optical assembly is mounted in the shell, the shell is provided with a window arranged correspondingly with the prism, and the carrier and the third flexible circuit board are connected on the shell.

9. The camera module of claim 4, wherein, The elastic structure comprises a plurality of spring sheets and a plurality of suspension wires connected with the spring sheets respectively, the plurality of spring sheets are arranged at intervals on the circumferential side of the anti-shake seat and are electrically connected with the first flexible circuit board, and one end of each suspension wire away from the spring sheet is connected with the carrier.

10. A smart terminal, characterized by The camera module comprises the camera module according to any one of claims 1 to 9.

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