CN110430346B

CN110430346B - Camera assembly and electronic device

Info

Publication number: CN110430346B
Application number: CN201910699169.3A
Authority: CN
Inventors: 贾玉虎
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2021-06-01
Anticipated expiration: 2039-07-29
Also published as: CN110430346A

Abstract

The invention discloses a camera assembly and an electronic device, wherein the camera assembly comprises: the decoration comprises a decoration body and a coaming, wherein the coaming is of an integral structure with the decoration body, the decoration body is provided with a through outlet, and the coaming is arranged around the through outlet; the camera module comprises a lens and a motor, the lens is connected with the motor and is opposite to the penetrating outlet, the motor is connected with the coaming, and the motor drives the lens to be close to or far away from the penetrating outlet. According to the technical scheme, the size chain of the camera assembly is shortened, the camera assembly is accurately positioned in the installation process, and the shooting accuracy is high.

Description

Camera assembly and electronic device

Technical Field

The present invention relates to the field of electronic devices, and in particular, to a camera assembly and an electronic device having the same.

Background

Currently, the vast majority of mobile electronic devices, for example: the camera is installed to cell-phone, panel computer etc. can realize shooing or function such as make a video recording, and the focus is adjusted by motor drive to the camera to make the formation of image of the object of shooing clearer. In the related art, the motor needs to be installed on the bracket, and then the decoration piece is abutted against the bracket to fix the bracket. There are the following problems as such: the camera has more steps in the installation process, and installation deviation easily appears in the camera lens.

The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.

Disclosure of Invention

The invention mainly aims to provide a camera assembly, aiming at reducing the installation steps of the camera assembly.

To achieve the above object, the present invention provides a camera assembly, comprising:

the decoration comprises a decoration body and a coaming, wherein the coaming is of an integral structure with the decoration body, the decoration body is provided with a through outlet, and the coaming is arranged around the through outlet; and

the camera module comprises a lens and a motor, the lens is connected with the motor and is right opposite to the penetrating outlet, the motor is connected with the coaming, and the motor drives the lens to be close to or far away from the penetrating outlet.

The invention also provides an electronic device, which comprises a camera component;

the camera assembly includes:

According to the technical scheme, the decoration main body of the decoration part and the enclosing plate are of an integrated structure, the motor can be directly installed by the decoration part, so that a support for installing the motor in a related scheme can be omitted, the installation steps of the motor can be simplified, and the lens on the motor can be more accurately installed and aligned. The camera lens on the motor is just to passing through the export, and the camera lens can be through passing through the light that the export sent of acquireing external object for the camera lens can be more accurate discern external object and shoot.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a camera assembly according to an embodiment of the present invention;

FIG. 2 is an exploded view of the camera head assembly of FIG. 1;

FIG. 3 is a top view of the camera head assembly of FIG. 1;

FIG. 4 is a cross-sectional view of the camera head assembly of FIG. 3 taken along direction A-A;

fig. 5 is a partially enlarged view of B in fig. 4.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in 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.

Referring to fig. 1 and 2, in an electronic device with an image capturing function, the electronic device includes a camera module 10, the camera module 10 includes a lens 11 and a Motor 13, the Motor 13 is a Voice Coil Motor (VCM), the Motor 13 is provided with a receiving hole 1311, the lens 11 is partially received in the receiving hole 1311 and is connected to the Motor 13, and the Motor 13 can drive the lens 11 to reciprocate when being powered on. With reference to fig. 3 and 4, the camera module 10 further includes a circuit board 15 and a photosensitive chip 17 disposed on the circuit board 15, the photosensitive chip 17 is electrically connected to the circuit board 15, and the lens 11 is disposed opposite to the photosensitive chip 17. In the related art, the camera module 10 further includes a motor housing and a bracket, the motor housing is enclosed in the outer side of the motor 13, and the motor housing is mounted on the bracket in a dispensing manner, in order to encapsulate the camera module 10, the decoration 30 is required to be mounted, and foam for dust prevention is required to be mounted between the decoration 30 and the bracket. When the shot object is in a long-distance view and a short-distance view respectively, the corresponding imaging positions are different, the motor 13 drives the lens 11 to move, so that the lens 11 is close to or far away from the photosensitive chip 17, the photosensitive chip 17 can always obtain a cleaning imaging effect, and the automatic focusing of the shot object is realized.

In the embodiment of the present application, the camera assembly 100 includes a camera module 10 and a decoration member 30. The decoration comprises a decoration main body 31 and a coaming 33, the decoration main body 31 and the coaming 33 are of an integral structure, the decoration main body 31 is provided with a through outlet 311, and the coaming is arranged around the through outlet 331;

the camera module 10 includes a lens 11 and a motor 13, the lens 11 is connected to the motor 13 and disposed opposite to the transmission outlet 331, the motor 13 is connected to the enclosure 33, and the motor 13 drives the lens 11 to approach the transmission outlet 331 or to be away from the transmission outlet 331.

In the process that the lens 11 approaches the transmission outlet 331, the lens 11 gradually gets away from the photosensitive chip 17; in the process that the lens 11 is far away from the transmitting outlet 331, the lens 11 is gradually close to the photosensitive chip 17, so that the object can be focused.

The decoration 30 is usually made of an opaque material, light emitted from an external object enters the lens 11 through the transparent outlet 311, the light is refracted and reflected in the lens 11 and then is obtained by the photosensitive chip 17, and the photosensitive chip 17 converts an optical signal into an electrical signal and transmits the electrical signal to the circuit board 15 for related processing. The camera module 10 is further provided with an optical filter 16, and the optical filter 16 is located between the lens 11 and the photosensitive chip 17, or may be located in the lens 11, or located on a side of the lens 11 away from the photosensitive chip. The filter 16 may be specifically an infrared absorption filter 16 or an infrared cut-off filter 16, and the infrared cut-off filter 16 may transmit visible light and cut off infrared light. Because the visible light transmittance is high and the infrared region transmittance is low, the infrared cut-off filter 16 can filter out the infrared part which can not be detected by human eyes, and simultaneously adjust the reaction to the color in the visible light range so as to enable the color presented by the image to achieve the best visual effect, thereby greatly improving the forming quality of the shot image.

In the above embodiment, the surrounding plate 33 on the decoration 30 is disposed outside the motor 13, the surrounding plate 33 can function as a motor housing, and the decoration main body 31 and the surrounding plate 33 are integrated, so that the motor 13 can be packaged and the camera module 10 can be sealed, dust is not easily fed between the decoration 30 and the motor 13, and therefore, a sealing foam between the decoration 30 and the motor 13 in a related scheme can be eliminated, and the installation steps are simplified. The casing is directly connected through the decoration 30, installs camera module 10 to can cancel the motor shell and the support in the relevant scheme, further simplify camera subassembly 100 installation, make the installation and the counterpoint of camera lens 11 more accurate. The lens 11 on the motor 13 is directly opposite to the light-transmitting outlet 311, and the lens 11 can obtain light emitted by an external object through the light-transmitting outlet 311, so that the lens 11 can identify and shoot the external object more accurately.

This camera subassembly 100 has cancelled motor housing and support, still makes camera subassembly 100 size on length and width direction obtain reducing, and this camera subassembly 100 has cancelled sealed bubble cotton, still makes camera subassembly 100 size on the direction of height obtain reducing to the size of camera subassembly 100 has been reduced on the whole, makes camera subassembly 100 smaller and more exquisite, has saved installation space.

The length direction of the camera assembly 100 defined above may be any direction on a plane formed by the length or width direction of the electronic device, and the width direction of the camera assembly 100 defined above may be any direction on a plane formed by the length or width direction of the electronic device. The height direction of the camera assembly 100 defined above may be a thickness direction of the electronic device.

As shown in fig. 4, the decoration element 30 further includes a connection portion 35, the connection portion 35 is circumferentially disposed on the outer side of the decoration main body 31 and extends in a direction away from the decoration main body 31, and the outer contour of the decoration main body 31 may be square, circular, or "racetrack-shaped". It is understood that the outer contour of the decorative body 31 may have other shapes, and is not limited thereto. The outer contour shape of the connecting portion 35 may or may not match the outer contour shape of the decorative body 31. The decoration main body 31 may have one penetrating port 311, the decoration main body 31 may also have two or more penetrating ports 311, and each penetrating port 311 can be installed by the camera module 10.

The connecting portion 35 is used for connecting the decoration 30 to a housing of an electronic device, and the electronic device may be a mobile terminal, and specifically may be: smart phones, tablet computers, smart wearable devices or handheld game consoles, and the like.

With reference to fig. 5, in the above embodiment, the motor 13 includes the rotor 131 and the stator 133, the stator 133 is disposed in a ring shape and is connected to the enclosure 33 along the circumferential direction, the rotor 131 is connected to the stator 133 and is located in an area surrounded by the stator 133, the lens 11 is connected to the rotor 131, the stator 133 drives the rotor to reciprocate, and the rotor 131 drives the lens 11 to approach the transparent outlet 311 or be away from the transparent outlet 311.

One of the mover 131 and the stator 133 includes a coil, and the other includes a magnet, and the coil is capable of generating a magnetic field during energization to generate a relative motion between the magnet and the coil.

When the camera head assembly 100 needs to perform focusing, the mover 131 can drive the lens 11 to reciprocate relative to the stator 133, and the extreme position of the movement of the mover 131 can be directly set by a program or can be limited by a mechanical structure.

In the above embodiment, the mover 131 surrounds to form the receiving hole 1311, the mover 131 is provided with an internal thread on the hole wall of the receiving hole 1311, the lens 11 is provided with an external thread, and the external thread on the lens 11 is screwed with the internal thread on the mover 131, so as to connect the lens 11 and the mover 131. In order to ensure the stability of the connection between the lens 11 and the mover 131, glue may be dispensed between the lens 11 and the mover 131, so that the lens 11 and the mover 131 can be kept fixed, thereby ensuring the optical axis angle of the lens 11.

In the above embodiment, the specific structure of the stator 133 may be: the stator 133 has a cylindrical body portion 1331, the cylindrical body portion 1331 is located in a region surrounded by the shroud 33, and one end of the cylindrical body portion 1331 abuts a portion of the decorative body 31 located between the shroud 33 and the through-outlet 311. The stator 133 can be limited by the decoration body 31, so that the motor 13 can be accurately positioned during the installation process. As will be appreciated, since the stator 133 is directly fixedly connected to the shroud 33, the cylindrical main body 1331 of the stator 133 may not abut against the decoration body 31, and the connection between the decoration 30 and the motor 13 may be ensured. The stator 133 and the shroud 33 may be connected by dispensing, so that the connection between the decoration 30 and the motor 13 is sealed, external dust is prevented from entering the lens 11 from the connection between the decoration 30 and the motor 13, and the shooting effect of the camera assembly 100 is ensured.

In the above embodiment, the stator 133 further includes a first stop portion 1333, the first stop portion 1333 is located at one end of the cylindrical main body portion 1331 facing away from the permeation opening 311 and extends towards the outside of the cylindrical main body portion 1331, and an end of the enclosing plate 1333 facing away from the permeation opening 311 abuts against the first stop portion 1333, or a gap is formed between an end of the enclosing plate 1333 facing away from the permeation opening 311 and the first stop portion 1333.

This first backstop portion 1333 not only can play spacing effect to being connected of decoration 30 and motor 13, can also block the glue of gluing between decoration 30 and the motor 13, prevents that glue from spilling over, guarantees the validity that decoration 30 and motor 13 are connected.

In the above embodiment, the stator 133 further has a second stop portion 1335, the second stop portion 1335 is located at one end of the cylindrical main body portion 1331 away from the permeation opening 311 and extends toward the inner side of the cylindrical main body portion 1331, and the mover 131 reciprocates between the permeation opening 311 and the second stop portion 1335.

In the process that the mover 131 reciprocates relative to the stator 133, the decoration main body 31 can stop the movement of the mover 131 in one direction, and the second stop portion 1335 can stop the movement of the mover 131 in the other direction, so that the movement section of the mover 131 is located between the decoration main body 31 and the second stop portion 1335, and the decoration 30 and the stator 133 can be used for mechanical limiting, and the structure is simple and the limiting effect is good.

In the above embodiments, the decoration main body 31 and the coaming 33 may be both plastic parts or both metal parts. When the decoration main body 31 and the coaming 33 are made of plastic, the decoration main body 31 and the coaming 33 can be integrally formed in an injection molding mode; when the decoration body 31 and the coaming 33 are metal members, the specific material may be stainless steel, and the decoration body 31 and the coaming 33 may be integrally formed by press molding.

In the above embodiment, the camera assembly 100 further includes a lens, the lens is installed on a side of the decoration main body 31 away from the surrounding plate 33, and covers the through-outlet 311, so as to protect the motor 13 and the lens 11 and prevent dust from entering the inside of the lens 11.

The edge of decorating main part 31 is protruding to be formed with mounting groove 313 towards the one side that deviates from bounding wall 33, and the tank bottom wall of mounting groove 313 still is equipped with the mouth 311 that passes through, passes through mouth 311 and extends towards bounding wall 33 direction and form perforating hole 312, and perforating hole 312 communicates the region that bounding wall 33 encloses, and the lens holding is in mounting groove 313 to the export 311 is passed through to the shroud, and the lens can utilize double faced adhesive tape or glue to paste in mounting groove 313, and the lens can carry out primary filter to the light that gets into camera lens 11.

The present application further provides an electronic device, which includes the camera assembly 100, and the specific structure of the camera assembly 100 refers to the above embodiments, and since the electronic device adopts all technical solutions of all the above embodiments, the electronic device at least has all beneficial effects brought by the technical solutions of the above embodiments, and details are not repeated herein.

The electronic device further comprises a shell, at least part of the camera assembly 100 is accommodated in the shell, the shell is provided with a yielding hole, the camera module 10 is located in the shell, at least part of the decoration 30 is located in the shell, the decoration 30 and the shell are of a split structure and are connected in a dispensing mode, and the penetrating outlet 311 of the camera assembly 100 is opposite to the yielding hole. The decoration body 31 of the decoration 30 may partially protrude from the abdicating hole or may be flush with the hole wall of the abdicating hole. The connecting portion 34 of the decoration 30 may be adhered to the housing by using double-sided tape or glue, or the decoration 30 may be in interference fit with the housing, so that the decoration 30 is not easily detached from the housing.

In the above embodiment, the decoration 30 may be integrated with the housing, that is, at least a portion of the housing is formed as the decoration 30, so that the electronic device has a simpler overall structure, a simpler assembly process, and a better shooting effect of the lens.

The casing specifically includes preceding shell, backshell and center, inlays on the preceding shell and is equipped with the display screen, and the center can with preceding shell structure as an organic whole, and the center also can with backshell structure as an organic whole, preceding shell, center and backshell enclose jointly and close and form accommodation space, are equipped with circuit structure such as mainboard in the accommodation space, and camera assembly 100's circuit board 15 is electric connection mainboard in accommodation space. The decoration member 30 of the camera module 100 is connected to or integrated with the front case, and the decoration member 30 of the camera module 100 may also be connected to or integrated with the rear case. The camera assembly 100 may be a rear camera of an electronic device.

The above description is only an alternative embodiment of the present application, and not intended to limit the scope of the present application, and all modifications and equivalents of the technical solutions that can be directly or indirectly applied to other related fields without departing from the spirit of the present application are intended to be included in the scope of the present application.

Claims

1. A camera head assembly, comprising:

the camera module comprises a lens and a motor, the lens is connected with the motor and is arranged right opposite to the penetrating outlet, the motor is connected with the coaming, and the motor drives the lens to be close to or far away from the penetrating outlet; the motor comprises a stator and a rotor, the stator is arranged annularly and is connected to the enclosing plate along the circumferential direction, the rotor is connected with the stator and is positioned in an area enclosed by the stator, the lens is connected to the rotor, the stator drives the rotor to reciprocate, and the rotor drives the lens to be close to or far away from the transparent outlet; the stator is provided with a cylindrical main body part which is positioned in an area surrounded by the enclosing plate, and the stator is directly and fixedly connected with the enclosing plate.

2. A camera assembly according to claim 1, wherein one end of the cylindrical body portion abuts against a portion of the decorative body between the shroud and the outlet.

3. The camera assembly of claim 2, wherein the stator further has a first stop portion located at an end of the cylindrical main body portion facing away from the outlet port and extending toward an outside of the cylindrical main body portion;

the end part of the enclosing plate departing from the penetrating port is abutted to the first stopping part, or a gap is formed between the end part of the enclosing plate departing from the penetrating port and the first stopping part.

4. The camera assembly of claim 3, wherein the stator further comprises a second stop portion at an end of the cylindrical main body portion facing away from the transparent opening and extending toward an inner side of the cylindrical main body portion, and the mover reciprocates between the transparent opening and the second stop portion.

5. A camera assembly according to any one of claims 1 to 4, wherein the shroud is connected to the motor by glue dispensing.

6. A camera assembly according to any one of claims 1 to 4, wherein the decorative body and the shroud are of plastics material or metal.

7. A camera assembly according to any one of claims 1 to 4, wherein the ornamental piece further comprises a connecting portion circumferentially disposed around the outer side of the ornamental body and being of unitary construction with the ornamental body.

8. A camera assembly according to any one of claims 1 to 4, further comprising a lens mounted to the side of the decorative body facing away from the shroud and covering the transmission opening.

9. An electronic device comprising a camera assembly according to any one of claims 1 to 8.

10. The electronic device according to claim 9, wherein the electronic device includes a housing, the housing has a hole, the camera module is located in the housing, the decoration is at least partially located in the housing, the decoration and the housing are in a split structure and are connected by dispensing, and the through-out opening is opposite to the hole.

11. The electronic device of claim 9, wherein the electronic device includes a housing, the camera module being located within the housing, at least a portion of the housing being formed as the trim piece.