CN112422787B - Camera module and electronic equipment - Google Patents

Camera module and electronic equipment Download PDF

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Publication number
CN112422787B
CN112422787B CN202011171819.6A CN202011171819A CN112422787B CN 112422787 B CN112422787 B CN 112422787B CN 202011171819 A CN202011171819 A CN 202011171819A CN 112422787 B CN112422787 B CN 112422787B
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China
Prior art keywords
camera module
imaging
state
shell
zoom
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Active
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CN202011171819.6A
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Chinese (zh)
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CN112422787A (en
Inventor
吴正君
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Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
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Priority to CN202011171819.6A priority Critical patent/CN112422787B/en
Publication of CN112422787A publication Critical patent/CN112422787A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/51—Housings
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/45—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from two or more image sensors being of different type or operating in different modes, e.g. with a CMOS sensor for moving images in combination with a charge-coupled device [CCD] for still images
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices

Abstract

The embodiment of the application provides a camera module and electronic equipment, and the camera module comprises a shell, a lens assembly, an imaging assembly and a zoom support. An opening on one side of the shell forms a cavity, the lens assembly is arranged in the cavity and is right opposite to the opening, the imaging assembly is arranged between the lens assembly and the bottom surface of the shell, and the imaging assembly is connected with the bottom surface. One end of the zooming support is connected with the imaging component, the other end of the zooming support extends out of the shell, the camera module comprises an imaging state and a recognition state, and when the camera module is switched from the imaging state to the recognition state, the zooming support and the imaging component move together in a direction close to the bottom surface. The camera module that this application embodiment provided passes through zoom the support and drive the formation of image subassembly removes, realizes the module of making a video recording shoots and the dual function of discernment, has improved the availability factor of the module of making a video recording.

Description

Camera module and electronic equipment
Technical Field
The application relates to the technical field of communication equipment, in particular to a camera module and electronic equipment.
Background
With the increasing enhancement of the functions of electronic devices, the imaging requirements of users on electronic devices are becoming more and more diversified. For example, when a short-distance object is shot, a camera module of the electronic equipment generally carries a macro camera, and the macro camera can still obtain a clear shot image when the distance between the electronic equipment and the shot object is very short.
In addition, the macro camera can also be used in the field of optical fingerprint identification, for example, when a user performs fingerprint identification, the macro camera in the fingerprint identification device can shoot a fingerprint image of the user and compare the shot fingerprint image with a fingerprint image recorded in the device, so that the identity of the user is identified.
However, when the macro camera is used as a camera or just as a fingerprint identification camera, the macro camera is often in an idle state, which reduces the use efficiency of the macro camera.
Disclosure of Invention
The embodiment of the application provides a camera module and electronic equipment to solve current camera module and when realizing a plurality of functions, need set up a plurality of camera modules, caused the problem that camera module availability factor is low.
In order to solve the above problem, the following technical solutions are adopted in the embodiments of the present application:
in a first aspect, an embodiment of the present application provides a camera module, including:
the shell is provided with an opening at one side, a cavity is arranged in the shell, and the opening is communicated with the cavity;
the lens assembly is arranged in the cavity and is opposite to the opening;
the imaging assembly is arranged between the lens assembly and the bottom surface of the shell, the bottom surface is the side, away from the opening, of the shell, and the imaging assembly is connected with the bottom surface;
the camera module comprises an imaging state and a recognition state, and under the condition that the camera module is switched from the imaging state to the recognition state, the zoom support and the imaging assembly move together in the direction close to the bottom surface.
In a second aspect, an embodiment of the present application provides an electronic device, including a housing and the camera module of the first aspect;
the camera module is arranged on the shell, and the other end of the zooming support is positioned outside the shell.
The technical scheme adopted by the embodiment of the application can achieve the following beneficial effects:
the embodiment of the application provides a camera module, including casing, camera lens subassembly, formation of image subassembly and the support that zooms. An opening on one side of the shell forms a cavity, the lens assembly is arranged in the cavity and is right opposite to the opening, the imaging assembly is arranged between the lens assembly and the bottom surface of the shell, and the imaging assembly is connected with the bottom surface. One end of the zooming support is connected with the imaging component, the other end of the zooming support extends out of the shell, the camera module comprises an imaging state and a recognition state, and under the condition that the camera module is switched from the imaging state to the recognition state, the zooming support and the imaging component move together in the direction close to the bottom surface. The camera module that this application embodiment provided passes through zoom the support and drive the formation of image subassembly removes, realizes the module of making a video recording shoots and the dual function of discernment, has improved the availability factor of the module of making a video recording.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a side view of a camera module according to an embodiment of the present disclosure;
fig. 2 is a second side view of a camera module according to an embodiment of the present disclosure;
fig. 3 is a schematic structural view of a zoom bracket of a camera module according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of an electronic device according to an embodiment of the present application.
Description of reference numerals:
1-a shell; 2-a lens assembly; 3-an imaging component; 31-a circuit board; 32-an image sensor; 4-an elastic member; 5-a zoom bracket; 51-a base; 52-a projection; 53-connecting rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
Technical solutions disclosed in the embodiments of the present application are described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 3, an embodiment of the present application provides a camera module, including:
the lens module comprises a shell 1, a lens assembly 2, an imaging assembly 3 and a zoom bracket 5.
The utility model discloses a camera lens, including casing 1, lens subassembly 2, lens subassembly 1, casing 1 one side opening, the inside cavity that sets up of casing 1, the opening with the cavity intercommunication, lens subassembly 2 set up in the cavity and with the opening just right, the opening is convenient for lens subassembly 2 acquires outside light, specifically, lens subassembly 2 with can connect through modes such as screw thread, some glue or buckle between the casing 1. The imaging component 3 is disposed between the lens component 2 and the bottom surface of the housing 1, and the imaging component 3 can image or identify light passing through the lens component 2. The bottom surface is the side of the shell 1 far away from the opening, and the imaging component 3 is connected with the bottom surface through an elastic component 4.
One end of the zooming support 5 is connected with the imaging component 3, the other end of the zooming support 5 extends out of the shell 1, and when the other end of the zooming support 5 is pushed by external force towards the shell 1, the zooming support 5 can drive the imaging component 3 to move towards the direction close to the bottom surface together.
The camera module comprises an imaging state and an identification state, and when the camera module is in the imaging state, the elastic piece 4 is in a free state, namely is not compressed, and at the moment, the distance between the lens component 2 and the imaging component 3 is smaller, so that the imaging component 3 can conveniently perform short-distance imaging; under the condition that the camera module is in a recognition state, the zooming support 5 and the imaging component 3 move together towards the direction close to the bottom surface, the elastic piece 4 is compressed, and at the moment, the distance between the lens component 2 and the imaging component 3 is increased, so that the imaging component 3 is convenient to recognize.
The module of making a video recording that this application embodiment provided passes through zoom support 5 and drive imaging component 3 removes, makes lens subassembly 2 with distance between the imaging component 3 changes, realizes the module of making a video recording shoots and the dual function of discernment, has improved the availability factor of the module of making a video recording.
Alternatively, referring to fig. 1 and 2, the other end of the zoom bracket 5 protrudes from the side of the housing 1 where the opening is provided, that is, the other end of the zoom bracket 5 may be opposite to the imaging assembly 3.
Specifically, the imaging assembly 3 is elastically connected to the bottom surface of the housing 1, and the zoom bracket 5 drives the imaging assembly 3 to move together in a direction approaching the bottom surface. When the other end of the zooming bracket 5 extends out from one side of the shell 1, which is provided with the opening, and external force is applied to the other end of the zooming bracket 5, acting force can be directly and effectively transmitted to the imaging component 3, so that the imaging component 3 can be quickly and flexibly adjusted. In addition, after the other end of the zoom bracket 5 is opposite to the imaging component 3, the structure of the zoom bracket 5 can be simplified, and the situation that when the other end of the zoom bracket 5 extends out of the side edge of the shell 1, the zoom bracket 5 needs to be provided with a bent bracket structure is avoided.
Optionally, the imaging state includes at least one of a macro shooting state, a blurring shooting state, and a regular shooting state.
Specifically, because the recognition function generally needs the recognition object to be close to the recognition component when playing a role, the camera module needs the imaging component 3 to achieve good shooting and recognition effects when being close to the shooting object or the recognition object in order to achieve the dual functions of imaging and recognition. The macro shooting state and the blurring shooting state require the imaging component 3 to be close to the shooting object, so as to improve the shooting effect of the camera module. Of course, the imaging component 3 can also complete shooting in a normal shooting state, so as to ensure diversified shooting functions of the imaging component 3. In addition, the identification state can be a fingerprint identification state, and also can be a close-range human face or image identification, and the camera module can achieve a good identification purpose.
Optionally, referring to fig. 1, the distance between the lens assembly 2 and the imaging assembly 3 is a zoom focal length h. Specifically, referring to fig. 1 and 2, the imaging assembly 3 includes a circuit board 31 and an image sensor 32, and the image sensor 32 is fixed to a side of the circuit board 31 close to the lens assembly 2. The zoom focal length h is a distance between the lens assembly 2 and the image sensor 32. Under the condition that the camera module is in an imaging state, the zooming focal length is h1H is said1The range of (A) is 0.6-0.8 mm; under the condition that the camera module is in an identification state, the zooming focal length is h2H is said2In the range of 0.8-1.0 mm.
Specifically, the image sensor 32 may be connected and fixed to the circuit board 31 by means of wires, glue, or the like. The image sensor 32 may convert the optical signal transmitted through the lens assembly 2 into an electrical signal and transmit the electrical signal to the circuit board 31; the circuit board 31 can provide power for the image sensor 32 and process the electrical signals to obtain an accurate and effective imaging result. Under the condition that the camera module is in an imaging state, in order to achieve good macro or blurring shooting effect, the zoom focal length h can be adjusted1The range of (2) is adjusted within the range of 0.6-0.8 mm. When the zoom focal length h is1When the lens assembly 2 is too small, the lens assembly 2 is not sufficiently focused, and an effective image cannot be obtained in the imaging assembly 3; and the zoom focal length h1If it is too large, the imaging unit 3 does not receive sufficient photographing light, and an effective image cannot be obtained. And when the camera module is in the identification state, the zoom focal length h can be distinguished from the imaging state of the camera module2Controlling within the range of 0.8-1.0mm, such as controlling the zoom focal length h2＝h1+0.2mm, can realize equally the effective recognition function of the module of making a video recording.
Optionally, the other end of the zoom bracket 5 extends out of the housing 1 by a length in a range of 0.2-0.3 mm.
Optionally, after the other end of the zoom bracket 5 extends out of the housing 1, the zoom bracket 5 may be pushed by an external force, so as to drive the imaging component 3 to move together in a direction close to the bottom surface. The length of the other end of the zoom bracket 5 extending out of the shell 1 can distinguish an imaging state from an identification state, and can achieve the purpose of effective shooting and identification when the camera module is in the imaging state and the identification state, so that the length of the other end of the zoom bracket 5 extending out of the shell 1 is controlled within the range of 0.2-0.3 mm.
Optionally, the imaging assembly 3 further comprises a pressure sensor disposed between the circuit board 31 and the bottom surface and electrically connected to the circuit board 31.
Specifically, in the process of switching the camera module from the imaging state to the identification state, that is, when the zoom bracket 5 drives the imaging assembly 3 to move together in the direction approaching the bottom surface, the distance between the circuit board 31 and the bottom surface is reduced, and the pressure sensor between the circuit board 31 and the bottom surface acquires the pressure of the circuit board 31 when the circuit board 31 approaches the bottom surface. Specifically, when the camera module is in an imaging state, the pressure obtained by the pressure sensor is small or the pressure is not sensed, when the camera module is in an identification state, the pressure obtained by the pressure sensor is large, the pressure sensor is electrically connected with the circuit board 31, and then the obtained pressure signal can be timely transmitted to the circuit board 31, and the circuit board 31 can realize the switching between the imaging state and the identification state of the camera module according to the pressure signal, so that the dual functions of the camera module can be realized.
Optionally, the elastic element 4 includes at least one of a spring, a spring plate, and a polymer elastomer.
Specifically, zoom support 5 drives formation of image subassembly 3 is close to together when the direction of bottom surface moves, in order to guarantee formation of image subassembly 3 with casing 1's stability of being connected need be in formation of image subassembly 3 with set up coupling assembling between the casing 1, that is this application embodiment provides elastic component 4. When the imaging unit 3 is moved closer to the bottom surface, the distance between the imaging unit 3 and the bottom surface is reduced, which requires a certain deformation capability of the elastic member 4. When the elastic member 4 is at least one of a spring, an elastic sheet and a high polymer elastic body, the elastic member 4 can not only match the distance change between the imaging assembly 3 and the bottom surface, but also make the imaging assembly 3 restore to the initial position by the elastic member 4 in a compressed state by utilizing the trend of restoring the initial state when the external force on the zoom bracket 5 is removed, and the initial position is the position of the imaging assembly 3 when the camera module is in an imaging state.
Alternatively, referring to fig. 3, the zoom bracket 5 includes a base 51, a protrusion 52, and a connecting rod 53 connecting the base 51 and the protrusion 52, the base 51 is connected with the imaging assembly 3, and the protrusion 52 is located outside the housing 1 and disposed around the opening.
Specifically, when the camera module is switched between the imaging state and the recognition state, the zoom bracket 5 drives the imaging component 3 to move towards the bottom together under the action of external force, that is, the external force is directly applied to the protrusion 52 located outside the housing 1 and is transmitted to the base 51 and the imaging component 3 through the connecting rod 53, so as to flexibly adjust the zoom focal length h. And the projection 52 may be annular to facilitate the finger of the user to press the zoom bracket 5. In addition, because the protruding portion 52 is located outside the housing 1, the protruding portion 52 may also be a decorative ring, and the effect of improving the appearance of the camera module is achieved by adjusting the color or the glossiness of the protruding portion 52.
Referring to fig. 4, an embodiment of the present application provides an electronic device, which includes a housing and the camera module;
the camera module is arranged on the shell, and the other end of the zooming support 5 is positioned outside the shell.
Specifically, in order to improve electronic equipment's the function of making a video recording, electronic equipment is last generally to carry on more camera, for example the electronic equipment back in fig. 4 is provided with three camera, and wherein a camera that comes out through the circle does the module of making a video recording, when the module of making a video recording is in the imaging state, can cooperate with other cameras, improve electronic equipment's the effect of making a video recording.
The electronic equipment that this application embodiment provided concentrates on microspur, the function of making a video recording of blurring and recognition function the module of making a video recording has avoided setting up respectively microspur, blurring subassembly and recognition component and to the occupation of electronic equipment inner space, and this electronic equipment vacant inner space can be used for increasing battery capacity and increasing other functional equipment, perhaps realizes the whole frivolous design of electronic equipment. In addition, the design of the integration of the microspur, the virtual camera shooting function and the recognition function can also reduce the number of holes on the electronic equipment, improve the appearance consistency and the waterproof and dustproof effects of the electronic equipment, and reduce the manufacturing cost of the electronic equipment.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. The utility model provides a module of making a video recording which characterized in that includes:
the device comprises a shell (1), wherein one side of the shell (1) is provided with an opening, a cavity is arranged in the shell (1), and the opening is communicated with the cavity;
the lens component (2) is arranged in the cavity and is opposite to the opening;
the imaging assembly (3) is arranged between the lens assembly (2) and the bottom surface of the shell (1), the bottom surface is one side of the shell (1) far away from the opening, and the imaging assembly (3) is connected with the bottom surface;
the imaging assembly (3) is connected with the bottom surface through the elastic piece (4), and the elastic piece (4) is used for matching the distance change between the imaging assembly (3) and the bottom surface to realize the state switching of the camera module;
the zoom lens module comprises a zoom support (5), one end of the zoom support (5) is connected with the imaging assembly (3), the other end of the zoom support (5) extends out of the shell (1), the camera module comprises an imaging state and an identification state, and under the condition that the camera module is switched from the imaging state to the identification state, the zoom support (5) and the imaging assembly (3) move together in the direction close to the bottom surface.
2. The camera module according to claim 1, characterized in that the elastic member (4) is in a free state in case the camera module is in an imaging state; under the condition that the camera module is in a recognition state, the elastic piece (4) is compressed, and the zooming support (5) and the imaging component (3) move towards the direction close to the bottom surface together.
3. A camera module according to claim 1, characterized in that the other end of the zoom bracket (5) protrudes from the side of the housing (1) where the opening is provided.
4. The camera module of claim 1, wherein the identification state is a fingerprint identification state.
5. The camera module according to claim 1, characterized in that the distance between the lens assembly (2) and the imaging assembly (3) is a zoom focal length;
under the condition that the camera module is in an imaging state, the range of the zooming focal length is 0.6-0.8 mm; and under the condition that the camera module is in an identification state, the range of the zooming focal length is 0.8-1.0 mm.
6. The camera module according to claim 1, characterized in that the other end of the zoom bracket (5) extends out of the housing (1) by a length in the range of 0.2-0.3 mm.
7. The camera module according to claim 1, wherein the imaging assembly (3) comprises a circuit board (31) and an image sensor (32), and the image sensor (32) is fixed on a side of the circuit board (31) close to the lens assembly (2).
8. The camera module according to claim 7, characterized in that the imaging assembly (3) further comprises a pressure sensor arranged between the circuit board (31) and the bottom surface and electrically connected to the circuit board (31).
9. The camera module according to claim 1, characterized in that the zoom bracket (5) comprises a base (51), a protrusion (52) and a connecting rod (53) connecting the base (51) and the protrusion (52), the base (51) being connected with the imaging assembly (3), the protrusion (52) being located outside the housing (1) and arranged around the opening.
10. An electronic device comprising a housing and the camera module of any one of claims 1-9;
the camera shooting module is arranged on the shell, and the other end of the zooming support (5) is positioned outside the shell.
CN202011171819.6A 2020-10-28 2020-10-28 Camera module and electronic equipment Active CN112422787B (en)

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