CN108916552B - Telescopic camera device - Google Patents
Telescopic camera device Download PDFInfo
- Publication number
- CN108916552B CN108916552B CN201810698474.6A CN201810698474A CN108916552B CN 108916552 B CN108916552 B CN 108916552B CN 201810698474 A CN201810698474 A CN 201810698474A CN 108916552 B CN108916552 B CN 108916552B
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- magnetic field
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- assembly
- camera module
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- 230000003993 interaction Effects 0.000 claims abstract description 9
- 230000002708 enhancing effect Effects 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 6
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 3
- 230000004044 response Effects 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 description 15
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/048—Allowing translations adapted to forward-backward translation movement
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0264—Details of the structure or mounting of specific components for a camera module assembly
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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
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Mechanical Engineering (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a telescopic camera device, comprising: a stationary assembly for generating a first magnetic field; the movable assembly is used for generating a second magnetic field and assembling the camera module; the camera module is used for shooting and is assembled on the movable component; at least one of the first magnetic field and the second magnetic field is a variable magnetic field generated by electrifying, and the magnetic field interaction force between the fixed assembly and the movable assembly drives the movable assembly to move linearly relative to the fixed assembly along the telescopic direction. The telescopic camera device is simple in structure, and has the advantages of high response speed, good stability, low power consumption and the like.
Description
Technical Field
The invention relates to the field of camera shooting, in particular to a telescopic camera device.
Background
With the development of full-screen mobile phones, the retractable front-facing camera becomes a solution selected by more and more mobile phone manufacturers. The flexible mode of scalable camera is diversified, mainly uses motor + drive assembly's flexible mode as the main, and not only the structure is more complicated, and the space that occupies is great moreover, is unfavorable for the frivolousization of cell-phone.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides a telescopic camera device which has the advantages of simple structure, high response speed, good stability, low power consumption and the like.
The technical problem to be solved by the invention is realized by the following technical scheme:
a retractable camera device, comprising:
a stationary assembly for generating a first magnetic field;
the movable assembly is used for generating a second magnetic field and assembling the camera module;
the camera module is used for shooting and is assembled on the movable component;
at least one of the first magnetic field and the second magnetic field is a variable magnetic field generated by electrifying, and the magnetic field interaction force between the fixed assembly and the movable assembly drives the movable assembly to move linearly relative to the fixed assembly along the telescopic direction.
Further, the stationary assembly comprises a first magnetic field element for generating a first magnetic field, the movable assembly comprises a movable bracket and a second magnetic element for generating a second magnetic field; one end of the movable support is assembled with the camera module, and the other end of the movable support is assembled with the second magnetic field element.
Further, the fixed assembly further comprises a fixed support, and the fixed support and the movable support are connected through a sliding mechanism.
Furthermore, the sliding mechanism comprises a plurality of first sliding grooves arranged on the fixed support, a plurality of second sliding grooves arranged at one end, far away from the camera module, of the movable support, and a plurality of sliding balls respectively arranged between the corresponding first sliding grooves and the corresponding second sliding grooves.
Further, the first magnetic element is a magnet group, the second magnetic element is a coil, the magnet group is located on the periphery of the coil, and the coil is wound on the movable support.
Further, the movable assembly further comprises a magnetic field enhancing block for increasing the magnetic field strength of the second magnetic field.
Furthermore, the magnetic field enhancement block is formed by laminating and fixing a plurality of silicon steel sheets.
Further, the fixed assembly also comprises a clamping element for fixing the movable assembly at the positions before and after movement.
Furthermore, the clamping element is a clamping elastic sheet, a first clamping folded part and a second clamping folded part which are parallel to each other are respectively arranged at two ends of the clamping elastic sheet along the moving direction of the moving component, and the first clamping folded part and the second clamping folded part face to the movable support of the moving component; and a first clamping groove and a second clamping groove which are parallel and respectively correspond to the first clamping folding and the second clamping folding are arranged on the movable support of the movable assembly.
Further, the fixed component also comprises a magnetic conductive shell.
The invention has the following beneficial effects: this scalable camera device adopts electromagnetic drive's mode to control movable assembly makes rectilinear movement along flexible direction to realize the flexible of camera module on mobile terminal, not only the structure is fairly simple, has advantages such as response speed is fast, stability is good and the consumption is low moreover.
Drawings
Fig. 1 is an exploded view of a retractable camera device provided in the present invention;
fig. 2 is a cross-sectional view of the retractable camera device provided in the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples.
As shown in fig. 1 and 2, a retractable camera device includes:
a stationary assembly for generating a first magnetic field;
the movable assembly is used for generating a second magnetic field and assembling the camera module 3;
the camera module 3 is used for shooting and assembled on the movable component;
at least one of the first magnetic field and the second magnetic field is a variable magnetic field generated by electrifying, and the magnetic field interaction force between the fixed assembly and the movable assembly drives the movable assembly to move linearly relative to the fixed assembly along the telescopic direction.
This scalable camera device adopts electromagnetic drive's mode to control movable assembly makes rectilinear movement along flexible direction to realize camera module 3 is flexible on mobile terminal, and not only the structure is fairly simple, has advantages such as response speed is fast, stability is good and the consumption is low moreover.
Specifically, the fixed assembly comprises a fixed bracket 1 and a first magnetic field element for generating a first magnetic field, and the movable assembly comprises a movable bracket 2 and a second magnetic element for generating a second magnetic field; one end of the movable support 2 is assembled with the camera module 3, and the other end of the movable support is assembled with the second magnetic field element; the fixed support 1 and the movable support 2 are connected through a sliding mechanism.
In this embodiment, the fixed bracket 1 is a long cylinder, the movable bracket 2 is a long strip, and the movable assembly is arranged in the inner cavity of the fixed bracket 1; camera module 3 is followed the movable part removes to stretch out to when fixed bolster 1 is outer, it also stretches out outside the mobile terminal, camera module 3 is followed the movable part indentation when in the fixed bolster 1, it is also in the indentation mobile terminal.
The sliding mechanism connecting the fixed support 1 and the movable support 2 comprises a plurality of first sliding grooves arranged on the fixed support 1, a plurality of second sliding grooves 24 arranged on one end of the movable support 2 far away from the camera module 3, and a plurality of sliding balls 23 respectively arranged between the corresponding first sliding grooves and the corresponding second sliding grooves 24; the first and second sliding grooves 24 extend in a direction parallel to the moving direction of the movable assembly.
In this embodiment, the first magnetic element is a magnet group 5, the second magnetic element is a coil 4, the magnet group 5 is located on the outer periphery of the coil 4, and the coil 4 is wound on the movable support 2; the magnet group 5 includes two magnets symmetrically distributed on both sides of the outer periphery of the coil 4.
The magnet group 5 can generate a constant magnetic field, the coil 4 can generate a variable magnetic field after being electrified, and when the magnetic field interaction force size and direction between the magnet group 5 and the coil 4 can be controlled by controlling the size and direction of the driving current in the coil 4 during specific use, and finally the control of the moving.
The peripheral height of the movable support 2 outside the two ends of the coil 4 is larger than that of the coil 4 assembling position, so that the assembling position of the coil 4 sinks to form an annular assembling groove, and the coil 4 is wound in the annular assembling groove. The camera module 3 and the coil 4 are connected to the FPC 8 of the external power supply, and enough length needs to be reserved so as to meet the moving requirements of the camera module 3 and the coil 4.
The movable assembly further comprises a magnetic field enhancing block 6 for increasing the magnetic field strength of the second magnetic field.
In this embodiment, the magnetic field enhancing block 6 is formed by laminating and fixing a plurality of silicon steel sheets and is disposed in the surrounding space of the coil 4. The inner part of the movable support 2 corresponding to the assembling position of the coil 4 is a hollow structure, and the magnetic field enhancing block 6 is arranged in the hollow structure; and connecting columns are reserved at four corners of the hollow structure respectively to connect the movable supports 2 at two ends of the hollow structure and supply the coil 4 for winding.
The fixed assembly further comprises a clamping element for fixing the movable assembly in the positions before and after movement.
In this embodiment, the blocking element is a blocking elastic sheet 7, the blocking elastic sheet 7 is respectively provided with a first blocking folded-up 71 and a second blocking folded-up 72 which are parallel at two ends along the moving direction of the moving component, and the first blocking folded-up 71 and the second blocking folded-up 72 both face the movable support 2 of the moving component; the movable support 2 of the movable assembly is provided with a first blocking groove 21 and a second blocking groove 22 which are respectively corresponding to the first blocking fold 71 and the second blocking fold 72 and are parallel to each other.
The extending directions of the first blocking fold 71, the second blocking fold 72, the first blocking groove 21 and the second blocking groove are all perpendicular to the moving direction of the moving component.
When the telescopic camera device does not work, under the interaction force of a magnetic field, the camera module 3 retracts into the mobile terminal, the first clamping fold 71 on the clamping elastic sheet 7 is embedded into the first clamping groove 21 on the movable support 2, and the second clamping fold 72 is embedded into the second clamping groove 22 on the movable support 2, so that the camera module 3 can stay in the mobile terminal after the coil 4 is powered off; when the telescopic camera device works, under the action of magnetic field interaction force, the camera module 3 extends out of the mobile terminal, the second clamping position on the clamping elastic sheet 7 is folded up and 72 is embedded into the first clamping groove 21 on the movable support 2, so that the camera module 3 can be stopped outside the mobile terminal after the coil 4 is powered off.
The fixed support 1 is provided with a hollowed-out area 12 in a position corresponding to the clamping elastic sheet 7, and the clamping elastic sheet 7 is fixed on the fixed support 1 through adhesive bonding by dispensing and then is positioned in the hollowed-out area 12, so that the clamping elastic sheet 7 has a certain backward deformation space when the movable assembly moves linearly.
The fixing component further comprises a magnetic conduction shell 9, wherein the magnetic conduction shell 9 is also in a long cylinder shape and is sleeved outside the fixing support 1. In this embodiment, the magnet group 5 passes through the corresponding clearance groove 11 on the side wall of the fixing bracket 1 and is then fixed on the inner side wall of the magnetic conductive housing 9 by adhesive bonding.
The above-mentioned embodiments only express the embodiments of the present invention, and the description is more specific and detailed, but not understood as the limitation of the patent scope of the present invention, but all the technical solutions obtained by using the equivalent substitution or the equivalent transformation should fall within the protection scope of the present invention.
Claims (8)
1. A retractable camera device, comprising:
a stationary assembly for generating a first magnetic field having an inner cavity;
the movable assembly is used for generating a second magnetic field and assembling the camera module and is arranged in the inner cavity;
the camera module is used for shooting and is assembled on the movable component;
at least one of the first magnetic field and the second magnetic field is a variable magnetic field generated by electrifying, and the magnetic field interaction force between the fixed assembly and the movable assembly drives the movable assembly to linearly move relative to the fixed assembly along the telescopic direction, so that the camera module moves along with the movable assembly to extend out of the fixed assembly or retract into the fixed assembly;
the fixed component also comprises a clamping element used for fixing the movable component at the positions before and after movement, and the clamping element is a clamping elastic sheet;
the clamping elastic sheet is provided with a first clamping folded part and a second clamping folded part which are parallel to each other at two ends along the moving direction of the movable assembly respectively, and the first clamping folded part and the second clamping folded part face the movable support of the movable assembly; a first clamping groove and a second clamping groove which are respectively corresponding to the first clamping folding and the second clamping folding and are parallel are arranged on the movable support of the movable assembly; when the telescopic camera device does not work, under the interaction force of a magnetic field, the camera module is retracted into the inner cavity, the first clamping position on the clamping elastic sheet is folded and embedded into the first clamping position groove on the movable support, and the second clamping position is folded and embedded into the second clamping position groove on the movable support, so that the camera module can stay in the inner cavity; when the telescopic camera device works, under the interaction force of a magnetic field, the camera module extends out of the inner cavity, and the second clamping position on the clamping elastic sheet is folded and embedded into the first clamping position groove on the movable support, so that the camera module can stay out of the inner cavity;
the fixed assembly is provided with a hollow area at a position corresponding to the clamping elastic sheet, so that the clamping elastic sheet has a certain backward deformation space when the movable assembly moves linearly.
2. The retractable camera apparatus of claim 1, wherein the fixed assembly comprises a first magnetic element for generating a first magnetic field, and the movable assembly comprises a movable bracket and a second magnetic element for generating a second magnetic field; one end of the movable support is assembled with the camera module, and the other end of the movable support is assembled with the second magnetic element.
3. The retractable camera device of claim 2, wherein the fixed assembly further comprises a fixed bracket, and the fixed bracket and the movable bracket are connected by a sliding mechanism.
4. The retractable camera device of claim 3, wherein the sliding mechanism comprises a first plurality of sliding grooves disposed on the fixed bracket, a second plurality of sliding grooves disposed on an end of the movable bracket remote from the camera module, and a plurality of sliding balls disposed between the corresponding first and second sliding grooves, respectively.
5. The retractable camera device according to any one of claims 2 to 4, wherein the first magnetic member is a magnet group, the second magnetic member is a coil, the magnet group is located on an outer periphery of the coil, and the coil is wound around the movable holder.
6. The retractable camera apparatus of claim 1, wherein the movable assembly further comprises a magnetic field enhancing block for increasing the magnetic field strength of the second magnetic field.
7. The retractable camera device of claim 6, wherein the magnetic field enhancing block is formed by laminating and fixing a plurality of silicon steel sheets.
8. The retractable camera apparatus of claim 1, wherein said fixed assembly further comprises a magnetically permeable housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810698474.6A CN108916552B (en) | 2018-06-29 | 2018-06-29 | Telescopic camera device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810698474.6A CN108916552B (en) | 2018-06-29 | 2018-06-29 | Telescopic camera device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108916552A CN108916552A (en) | 2018-11-30 |
| CN108916552B true CN108916552B (en) | 2020-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810698474.6A Active CN108916552B (en) | 2018-06-29 | 2018-06-29 | Telescopic camera device |
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| Country | Link |
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| CN (1) | CN108916552B (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109729254A (en) * | 2019-02-28 | 2019-05-07 | 青岛海信移动通信技术股份有限公司 | A kind of cam device, mobile terminal and control method |
| CN110035179A (en) * | 2019-04-10 | 2019-07-19 | 维沃移动通信有限公司 | A kind of falling protection method and terminal device |
| CN110096096A (en) * | 2019-04-23 | 2019-08-06 | 维沃移动通信（杭州）有限公司 | Computer readable storage medium, terminal device and its control method, control device |
| CN111866327A (en) * | 2019-04-30 | 2020-10-30 | 北京小米移动软件有限公司 | Pop-up camera module and terminal |
| CN111988449A (en) * | 2019-05-21 | 2020-11-24 | 北京小米移动软件有限公司 | Electronic device |
| CN110266845B (en) * | 2019-06-20 | 2021-05-28 | 歌尔股份有限公司 | Camera lifting device and intelligent terminal |
| CN110225162B (en) * | 2019-06-20 | 2021-05-11 | 歌尔股份有限公司 | Camera lifting device and intelligent terminal |
| CN110380593B (en) * | 2019-07-10 | 2021-02-09 | Oppo（重庆）智能科技有限公司 | Functional device and electronic equipment |
| JP6821881B1 (en) * | 2019-07-24 | 2021-01-27 | エスゼット ディージェイアイ テクノロジー カンパニー リミテッドＳｚ Ｄｊｉ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏ．，Ｌｔｄ | Control devices, imaging systems, moving objects, control methods, and programs |
| CN110445965A (en) * | 2019-07-31 | 2019-11-12 | 深圳传音控股股份有限公司 | CCD camera assembly and electronic equipment |
| CN112305729A (en) * | 2019-08-02 | 2021-02-02 | Oppo广东移动通信有限公司 | Zoom lens, camera module and electronic device |
| CN112558695A (en) * | 2020-12-22 | 2021-03-26 | 维沃移动通信有限公司 | Electronic device and state detection method |
| CN113596207A (en) * | 2021-08-02 | 2021-11-02 | 维沃移动通信（杭州）有限公司 | Electronic device |
| CN113709345B (en) * | 2021-08-26 | 2023-08-18 | Oppo广东移动通信有限公司 | Camera control method, module, device, electronic equipment and storage medium |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728971B (en) * | 2008-10-17 | 2013-10-30 | 德昌电机(深圳)有限公司 | Piezoelectric type moving system and lens driving device with same |
| CN201322820Y (en) * | 2008-12-12 | 2009-10-07 | 三星高新电机（天津）有限公司 | Voice coil motor mobile phone camera with ball bearings |
| CN203858825U (en) * | 2014-03-12 | 2014-10-01 | 京东方科技集团股份有限公司 | Display device |
| CN105676963B (en) * | 2016-02-29 | 2017-11-07 | 北京小米移动软件有限公司 | CCD camera assembly and electronic equipment |
| CN105959516A (en) * | 2016-05-05 | 2016-09-21 | 信利光电股份有限公司 | Voice coil motor, camera module and electronic equipment |
| CN207283615U (en) * | 2017-10-25 | 2018-04-27 | 深圳传音制造有限公司 | A kind of intelligent terminal with comprehensive screen |
| CN108012000A (en) * | 2017-11-30 | 2018-05-08 | 努比亚技术有限公司 | Communicating terminal |
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2018
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| CN108916552A (en) | 2018-11-30 |
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Inventor after: Xie Rongfu Inventor after: Cai Shunyao Inventor after: Zhang Shuhang Inventor after: Zheng Ruijian Inventor before: Xie Rongfu |
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