CN106444223A - Periscopic double auto-focusing device - Google Patents
Periscopic double auto-focusing device Download PDFInfo
- Publication number
- CN106444223A CN106444223A CN201611071172.3A CN201611071172A CN106444223A CN 106444223 A CN106444223 A CN 106444223A CN 201611071172 A CN201611071172 A CN 201611071172A CN 106444223 A CN106444223 A CN 106444223A
- Authority
- CN
- China
- Prior art keywords
- periscopic
- driving means
- shell fragment
- reflecting mirror
- optical lens
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
- G03B13/32—Means for focusing
- G03B13/34—Power focusing
- G03B13/36—Autofocus systems
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/09—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
Abstract
The invention discloses a periscopic double auto-focusing device, comprising a shell and a base; the shell is provided with a light inlet, a first reflector set, an optical lens set, a second reflector set and an image sensor are arranged in a cavity, the optical lens set comprises an optical lens and a first driver, the second reflector set comprises a second reflector and a second driver, and the first driver and the second driver are controlled respectively by the image sensor. The periscopic double auto-focusing device has the advantages that the problem is solved that a module system has great height as a lens in a high-pixel variable focus optical system has large size and great height, automatic focusing is achieved by using a periscopic structure, the minimized size and reduced thickness are provided for the whole auto-focusing device, and optimal imaging quality is achieved under the double action by controlling the movement of the second reflector or/and the movement of the optical lens.
Description
Technical field
The present invention relates to a kind of double automatic focusing mechanisms of periscopic, are usable in mobile phone, flat board, computer, automotive electronics etc.
Miniature image photographic art.
Background technology
Existing automatic focusing mechanism is all cumulative highly with camera lens and image sensor, circuit board using voice coil motor
Formed, due to raising and the product requirement for height more and more thinner of mobile phone pixel, prior art bottle occurs in the use of product
Neck.The optical height of the camera lens entirety of large aperture and high pixel is higher, causes existing accumulative product height meet
Ultra-thin product demand.Simultaneously because the assembling of image sensor occurs deviation, cause in light center and image sensor
The heart cannot overlap, and have impact on the image quality of image sensor, cause the photo of final output not reach optimal effect.
Content of the invention
In order to overcome drawbacks described above, the invention provides a kind of double automatic focusing mechanisms of periscopic of compact conformation.
To achieve these goals, the technical scheme is that：A kind of double automatic focusing mechanisms of periscopic, including housing
And base, the housing and base combine to form the structure with cavity, and the housing is provided with light inlet, and light inlet is provided with mirror
Piece；The first speculum group, optical lens group, the second speculum group and image sensor is provided with the cavity, and described first is anti-
Microscope group is penetrated for light that light inlet is come in being reflected to optical lens group, and light focuses on the second reflecting mirror by optical lens group
Group, the second speculum group is reflected light on image sensor and is imaged；The optical lens group includes optical lens and
One driving means, first driving means are used for driving optical lens along light axial displacement；Second speculum group includes that second is anti-
Mirror and the second driving means are penetrated, the second driving means are used for driving the second reflecting mirror to be moved forward and backward, described first drives dress
Put and controlled by image sensor with the second driving means respectively.
Preferably, as the improvement of technique scheme, first speculum group includes the first reflecting mirror and fixing
Frame, the first reflecting mirror is fixed on base by fixed support.
Preferably, as the improvement of technique scheme, first reflecting mirror is in 45 ° of angles with light inlet.
Preferably, as the improvement of technique scheme, first reflecting mirror and the second reflecting mirror are for be arrangeding in parallel.
Preferably, as the improvement of technique scheme, second speculum group also includes fixed mount, and described second drives
Dynamic device is fixed on base by fixed mount, and second reflecting mirror is fixed on the second driving means front end.
Preferably, as the improvement of technique scheme, second driving means include framework, rear spring, second anti-
Penetrate mirror supporter, front spring, the second drive magnet, the second driving coil, hall sensing Magnet, Hall element and flexible circuit
Plate, the framework is fixedly connected with fixed mount, and the second mirror support body is in framework and rear end passes through rear spring
With base of frame elastic connection, the second mirror support body front end is by front spring and the second reflecting mirror elastic connection；Institute
State the second driving coil to be wound on the external wall of the second mirror support, second drive magnet is driven with second in framework
Moving winding correspondence position, the hall sensing Magnet is on the second mirror support body, and Hall element is arranged in framework
The position corresponding with hall sensing Magnet, the flexible PCB is adopted for processing Hall element located at side in framework
The hall signal of collection and circuit control is carried out to the second driving coil.
Preferably, as the improvement of technique scheme, the first driving means include supporting shell, front shell fragment, rear bullet
Piece, camera lens supporter, the first driving coil and the first drive magnet, the supporting shell bottom is fixed on base, in supporting shell
Front shell fragment, camera lens supporter and rear shell fragment are sequentially provided with from front to back, and the front shell fragment and rear shell fragment are fixed with supporting shell respectively,
Camera lens supporter front end is connected with front shell fragment, and rear end is connected with rear shell fragment, and first driving coil is arranged at camera lens supporter
Outer wall up and down on, first drive magnet is arranged on supporting shell inwall and the first driving coil correspondence position, the light
Learn shot card build-in to support in vivo due to camera lens.
Preferably, as the improvement of technique scheme, the first driving means also include protecgulum and bonnet, and protecgulum sets
In first driving means front end, for covering front shell fragment；Bonnet is located at first driving means rear end, for shell fragment after covering.
The invention has the beneficial effects as follows：Solve due in the optical system of high pixel and zoom, the volume of camera lens
The highly larger problem of caused module system larger with aspect ratio, is realized using a kind of frame mode of periscopic automatically
Focusing, reaches volume minimization and the thickness downsizing of whole automatic focusing mechanism；While by controlling the movement of the second reflecting mirror
Or/and optical lens movement is adjusted to the light in light path, dual function reaches optimal image quality.
Description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural blast schematic diagram of the present invention.
Specific embodiment
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described, it is clear that described enforcement
Example is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment obtained under the premise of creative work is not made by personnel, belongs to the scope of protection of the invention.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation of instruction such as " level ", " interior ", " outward " or position relationship be based on orientation shown in the drawings or position relationship, merely to
Be easy to describe the present invention and simplify description, rather than indicate or the hint device of indication or element must with specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.Additionally, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or hint relative importance.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can
To be to be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
A kind of periscopic pair automatic focusing mechanism as shown in Fig. 1 Fig. 2, including housing 1 and base 2, the housing 1 and bottom
Seat 2 combines to form the structure with cavity, and the housing 1 is provided with light inlet 3, and light inlet 3 is provided with eyeglass 4；In the cavity
The first speculum group 5, optical lens group 6, the second speculum group 7 and image sensor 8 is provided with, first speculum group 5 is used
To reflect light that light inlet 3 comes in optical lens group 6, and light focuses on the second speculum group 7 by optical lens group 6,
Second speculum group 7 is reflected light to and is imaged on image sensor 8；The optical lens group 6 includes 601 He of optical lens
First driving means 602, first driving means 602 are used for driving optical lens 601 along light axial displacement；Second speculum group
7 include the second reflecting mirror 701 and the second driving means 702, and the second driving means 702 are used for driving the second reflecting mirror 701 to carry out
Move forward and backward, the first driving means 602 and the second driving means 702 are controlled by image sensor 8 respectively.
Used as the improvement of technique scheme, first speculum group 5 includes the first reflecting mirror 501 and fixed support
502, the first reflecting mirror 501 is fixed on base 2 by fixed support 502.
Used as the improvement of technique scheme, first reflecting mirror 501 is in 45 ° of angles with light inlet 3.
Used as the improvement of technique scheme, first reflecting mirror 501 and the second reflecting mirror 701 are for be arrangeding in parallel.
Used as the improvement of technique scheme, second speculum group 7 also includes fixed mount 703, and described second drives
Device 702 is fixed on base 2 by fixed mount 703, and second reflecting mirror 701 is fixed on 702 front end of the second driving means.
As shown in Fig. 1 Fig. 2, second driving means 702 include that framework 7021, rear spring 7022, the second reflecting mirror are propped up
Support body 7023, front spring 7024, the second drive magnet 7025, the second driving coil, hall sensing Magnet 7026, Hall element
7027 and flexible PCB 7028, the framework 7021 is fixedly connected with fixed mount 703, the second mirror support body 7023
In framework 7021 and rear end is connected with 7021 bottom resilient of framework by rear spring 7022, second mirror support
7023 front end of body is by front spring 7024 and 701 elastic connection of the second reflecting mirror；It is anti-that second driving coil is wound in second
Penetrate on 7023 outer wall of mirror supporter, second drive magnet 7025 is located at position corresponding with the second driving coil in framework 7021
Put, the hall sensing Magnet 7026 is on the second mirror support body 7023, and Hall element 7027 is arranged at framework
The position corresponding with hall sensing Magnet 7026 in 7021, the flexible PCB 7028 is used located at side in framework 7021
Circuit control is carried out in the hall signal for processing the collection of Hall element 7027 and to the second driving coil.
As the improvement of technique scheme, the first driving means 602 include supporting shell 6021, front shell fragment 6022,
Shell fragment 6023, camera lens supporter 6024, the first driving coil 6025 and the first drive magnet 6026 afterwards, 6021 bottom of the supporting shell
Portion is fixed on base 2, sets gradually front shell fragment 6022, camera lens supporter 6024 and rear shell fragment from front to back in supporting shell 6021
6023, the front shell fragment 6022 and rear shell fragment 6023 are fixed with supporting shell 6021 respectively, 6024 front end of camera lens supporter and front bullet
Piece 6022 connects, and rear end is connected with rear shell fragment 6023, and first driving coil 6025 is arranged at the upper of camera lens supporter 6024
On lower outer wall, first drive magnet 6026 is arranged on 6021 inwall of supporting shell and 6025 corresponding position of the first driving coil
Put, 601 inlay card of the optical lens is fixed in camera lens supporter 6021.
Used as the improvement of technique scheme, the first driving means 602 are also included for dust-proof 6027 He of protecgulum
Bonnet 6028, protecgulum 6027 is located at 602 front end of first driving means, shell fragment 6022 before covering；Bonnet 6028 is driven located at first
602 rear end of device, shell fragment 6023 after covering.
Technical scheme is not limited to the restriction of above-mentioned specific embodiment, and every technology according to the present invention scheme is done
The technology deformation for going out, each falls within protection scope of the present invention.
Claims (8)
1. the double automatic focusing mechanism of a kind of periscopic, including housing and base, the housing and base are combined to form with cavity
Structure, it is characterised in that：The housing is provided with light inlet, and light inlet is provided with eyeglass；The first reflection is provided with the cavity
Microscope group, optical lens group, the second speculum group and image sensor, first speculum group is used for reflecting what light inlet was come in
Light is to optical lens group, and light focuses on the second speculum group by optical lens group, and the second speculum group is reflected light to
It is imaged on image sensor；The optical lens group includes optical lens and first driving means, and first driving means are used
In driving optical lens along light axial displacement；Second speculum group includes the second reflecting mirror and the second driving means, and second drives
Dynamic device is used for driving the second reflecting mirror to be moved forward and backward, and the first driving means and the second driving means are respectively by image
Sensor controls.
2. the double automatic focusing mechanism of periscopic according to claim 1, it is characterised in that：First speculum group includes
First reflecting mirror and fixed support, the first reflecting mirror is fixed on base by fixed support.
3. the double automatic focusing mechanism of periscopic according to claim 1 and 2, it is characterised in that：First reflecting mirror with
Light inlet is in 45 ° of angles.
4. the double automatic focusing mechanism of periscopic according to claim 1 and 2, it is characterised in that：First reflecting mirror and
Second reflecting mirror is for be arrangeding in parallel.
5. the double automatic focusing mechanism of periscopic according to claim 1, it is characterised in that：Second speculum group is also wrapped
Fixed mount is included, second driving means are fixed on base by fixed mount, second reflecting mirror is fixed on the second driving
Device front end.
6. the double automatic focusing mechanism of periscopic according to claim 1 or 5, it is characterised in that：Second driving means
Including framework, rear spring, the second mirror support body, front spring, the second drive magnet, the second driving coil, hall sensing magnetic
Ferrum, Hall element and flexible PCB, the framework is fixedly connected with fixed mount, and the second mirror support body is located at frame
In frame and rear end passes through rear spring and base of frame elastic connection, the second mirror support body front end by front spring and
Second reflecting mirror elastic connection；Second driving coil is wound on the external wall of the second mirror support, and described second drives
Magnet is located at interior and the second driving coil correspondence position of framework, and the hall sensing Magnet is located on the second mirror support body,
Hall element is arranged at corresponding with hall sensing Magnet position in framework, and the flexible PCB is located at one in framework
Side, for processing the hall signal of Hall element collection and carrying out circuit control to the second driving coil.
7. the double automatic focusing mechanism of periscopic according to claim 1, it is characterised in that：The first driving means include
Supporting shell, front shell fragment, rear shell fragment, camera lens supporter, the first driving coil and the first drive magnet, the supporting shell bottom is fixed
On base, in supporting shell, front shell fragment, camera lens supporter and rear shell fragment, the front shell fragment and rear shell fragment is sequentially provided with from front to back
Fix with supporting shell respectively, camera lens supporter front end is connected with front shell fragment, and rear end is connected with rear shell fragment, first driving coil
It is arranged on the outer wall up and down of camera lens supporter, first drive magnet is arranged on supporting shell inwall and the first driving coil
Correspondence position, the optical lens inlay card is fixed on camera lens and supports in vivo.
8. the double automatic focusing mechanism of periscopic according to claim 7, it is characterised in that：The first driving means are also wrapped
Protecgulum and bonnet is included, protecgulum is located at first driving means front end, for covering front shell fragment；Bonnet is after first driving means
End, for shell fragment after covering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611071172.3A CN106444223A (en) | 2016-11-29 | 2016-11-29 | Periscopic double auto-focusing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611071172.3A CN106444223A (en) | 2016-11-29 | 2016-11-29 | Periscopic double auto-focusing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106444223A true CN106444223A (en) | 2017-02-22 |
Family
ID=58219805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611071172.3A Pending CN106444223A (en) | 2016-11-29 | 2016-11-29 | Periscopic double auto-focusing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN106444223A (en) |
Cited By (5)
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|---|---|---|---|---|
| CN109413317A (en) * | 2018-12-11 | 2019-03-01 | 信利光电股份有限公司 | Two-way stabilization reflecting module and periscopic mould group |
| KR102090625B1 (en) * | 2019-11-11 | 2020-03-18 | 자화전자(주) | Apparatus for auto focus and camera module including it |
| CN111077666A (en) * | 2019-12-09 | 2020-04-28 | 河北汉光重工有限责任公司 | Compact combined type gyration detecting head |
| CN111479052A (en) * | 2019-01-23 | 2020-07-31 | 华为技术有限公司 | Mobile motor, camera module and electronic equipment |
| WO2022116650A1 (en) * | 2020-12-03 | 2022-06-09 | 中兴通讯股份有限公司 | Camera module, electronic device and optical zoom method |
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| US20160044250A1 (en) * | 2014-08-10 | 2016-02-11 | Corephotonics Ltd. | Zoom dual-aperture camera with folded lens |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109413317A (en) * | 2018-12-11 | 2019-03-01 | 信利光电股份有限公司 | Two-way stabilization reflecting module and periscopic mould group |
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| CN111479052A (en) * | 2019-01-23 | 2020-07-31 | 华为技术有限公司 | Mobile motor, camera module and electronic equipment |
| CN111479052B (en) * | 2019-01-23 | 2021-08-31 | 华为技术有限公司 | Mobile motor, camera module and electronic equipment |
| KR102090625B1 (en) * | 2019-11-11 | 2020-03-18 | 자화전자(주) | Apparatus for auto focus and camera module including it |
| US10921552B1 (en) | 2019-11-11 | 2021-02-16 | Jahwa Electronics Co., Ltd. | Autofocus apparatus and camera module including the same |
| CN112782829A (en) * | 2019-11-11 | 2021-05-11 | 磁化电子株式会社 | Automatic focusing device and camera module |
| CN111077666A (en) * | 2019-12-09 | 2020-04-28 | 河北汉光重工有限责任公司 | Compact combined type gyration detecting head |
| CN111077666B (en) * | 2019-12-09 | 2022-12-30 | 河北汉光重工有限责任公司 | Compact combined type gyration detecting head |
| WO2022116650A1 (en) * | 2020-12-03 | 2022-06-09 | 中兴通讯股份有限公司 | Camera module, electronic device and optical zoom method |
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| CB02 | Change of applicant information |
Address after: 454750 Henan city of Jiaozuo province Mengzhou City West Guo High-tech Zone in the courtyard Applicant after: Henan haoze Electronic Co.,Ltd. Address before: 454750 Henan city of Jiaozuo province Mengzhou City West Guo High-tech Zone in the courtyard Applicant before: HENAN HAOZE ELECTRONICS Co.,Ltd. |
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Application publication date: 20170222 |
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| RJ01 | Rejection of invention patent application after publication |