CN113037966B - Micro-camera module and mobile terminal - Google Patents
Micro-camera module and mobile terminal Download PDFInfo
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- CN113037966B CN113037966B CN202110221338.XA CN202110221338A CN113037966B CN 113037966 B CN113037966 B CN 113037966B CN 202110221338 A CN202110221338 A CN 202110221338A CN 113037966 B CN113037966 B CN 113037966B
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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
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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
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
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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)
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Abstract
The invention discloses a microscopic camera module and a mobile terminal, which comprise a photosensitive chip, an optical filter and a circuit board, wherein the photosensitive chip is electrically connected with the circuit board, and the microscopic camera module also comprises a first lens component, a second lens component, a first support, a second support, a third support, a first driving component and a second driving component; the first lens assembly is fixed on the first support, the first support is arranged on the second support, and the first support can move along the optical axis relative to the second support under the action of the first driving assembly; the bottom of the second support is integrally provided with a mounting seat, the second lens component, the optical filter and the photosensitive chip are respectively fixedly mounted on the mounting seat from top to bottom along the optical axis in sequence, and the second lens component is positioned right below the first lens component; the second support is arranged on the third support, and the second support can move along the optical axis relative to the third support under the action of the second driving assembly. The invention has larger magnification.
Description
Technical Field
The invention belongs to the technical field of cameras, and particularly relates to a micro camera module and a mobile terminal.
Background
At present, the function of the module of making a video recording is diversified, has high pixel module, has the structured light module, has the TOF module, has the microspur to shoot the module, has the degree of depth of field module etc. but does not have the similar microscopical module of making a video recording that can enlarge the microcosmic world.
Therefore, it is necessary to develop a new micro camera module and a mobile terminal.
Disclosure of Invention
The invention aims to provide a microscopic camera module and a mobile terminal, which have larger magnification.
In a first aspect, the invention provides a micro camera module, which comprises a photosensitive chip, an optical filter, a circuit board, a first lens assembly, a second lens assembly, a first support, a second support, a third support, a first driving assembly and a second driving assembly, wherein the photosensitive chip is electrically connected with the circuit board;
the first lens assembly is fixed on the first support, the first support is arranged on the second support, and the first support can move along the optical axis relative to the second support under the action of the first driving assembly;
the bottom of the second bracket is integrally provided with a mounting seat; the second lens assembly, the optical filter and the photosensitive chip are fixedly mounted on the mounting seat from top to bottom along the optical axis in sequence respectively, and the second lens assembly is positioned under the first lens assembly;
the second support is arranged on the third support, and the second support can move along the optical axis relative to the third support under the action of the second driving assembly.
In this embodiment, the first driving assembly includes a first coil fixed to the first bracket and a first magnet fixed to the second bracket and adapted to the first coil, and the first magnet cooperates with the first coil to move the first bracket relative to the second bracket along the optical axis;
or the first driving component comprises a first magnet fixed on the first support and a first coil fixed on the second support and matched with the first magnet, and the first coil is matched with the first magnet to enable the first support to move relative to the second support along the optical axis direction.
In this embodiment, the second driving assembly includes a second coil fixed to the second bracket and a second magnet fixed to the third bracket and adapted to the second coil, and the second magnet cooperates with the second coil to move the second bracket relative to the third bracket along the optical axis;
or the second driving component comprises a second magnet fixed on the second support and a second coil fixed on the third support and matched with the second magnet, and the second coil is matched with the second magnet to enable the second support to move relative to the third support along the optical axis direction.
In this embodiment, the first bracket is located in the second bracket, and the first bracket is connected to the second bracket through a first elastic member, one end of the first elastic member is fixed to the first bracket, and the other end of the first elastic member is fixed to the second bracket;
the first elastic piece is a sheet spring, or an elastic copper column, or an elastic copper wire.
In this embodiment, the first bracket is located in the second bracket, and the first bracket and the second bracket are connected by a ball.
In this embodiment, the first driving assembly includes a first metal wire capable of thermal shrinkage and cold expansion, one end of the first metal wire is fixed to the first bracket, the other end of the first metal wire is fixed to the second bracket, and the first metal wire is electrically connected to the circuit board.
In this embodiment, the second driving assembly includes a second metal wire capable of thermal shrinkage and cold expansion, one end of the second metal wire is fixed to the second bracket, the other end of the second metal wire is fixed to the third bracket, and the second metal wire is electrically connected to the circuit board.
In this embodiment, the second bracket is located in the third bracket, and the second bracket is connected to the third bracket through a second elastic member, one end of the second elastic member is fixed to the second bracket, and the other end of the second elastic member is fixed to the third bracket;
the second elastic piece is a sheet spring, or an elastic copper column, or an elastic copper wire.
In this embodiment, the second bracket is located in the third bracket, and the second bracket and the third bracket are connected by a ball.
In a second aspect, the mobile terminal according to the present invention employs the micro camera module according to the present invention.
The invention has the following advantages:
(1) The second lens assembly and the first lens assembly are equivalent to an ocular lens and an objective lens of a microscope; the distance between the second lens assembly and the first lens assembly can be adjusted through the movement of the first rotor so as to achieve the purpose of changing the magnification, namely the length of a lens barrel of the microscope is equivalently adjusted, and the movement of the second rotor is used for realizing focusing; when the number of the lenses of the first lens assembly and the second lens assembly reaches a certain number, the camera module can magnify tiny things and even observe a microbial world.
(2) The volume is small, and the method is suitable for terminals such as mobile phones; even can replace part of bulky and heavy optical instruments with amplification functions, thereby greatly improving the competitiveness of terminal products.
Drawings
FIG. 1 is a schematic structural diagram of the micro-camera module in this embodiment
In the figure: 1. the optical lens comprises a first lens assembly, a first support, a second support, a mounting seat, a second lens assembly, a third support, a light sensing chip, a light filter and a mounting seat, wherein the first lens assembly is 2, the first support is 3, the second support is 3a, the mounting seat is 4, the second lens assembly is 5, the third support is 6, the light sensing chip is 7 and the light filter is arranged.
Detailed Description
The following detailed description of the present embodiments is made with reference to the accompanying drawings.
Example one
As shown in fig. 1, in the present embodiment, a micro camera module includes a photosensitive chip 6, a filter 7, a circuit board, a first lens assembly 1, a second lens assembly 4, a first bracket 2, a second bracket 3, a third bracket 5, a first driving assembly, and a second driving assembly. The photosensitive chip 6 is electrically connected with the circuit board. The first lens assembly 1 is fixed on the first support 2, the first support 2 is installed on the second support 3, and the first support 2 can move along the optical axis relative to the second support 3 under the action of the first driving assembly. The bottom of second support 3 is integrative to be equipped with mount pad 3a second camera lens subassembly 4, light filter 7 and sensitization chip 6 follow the optical axis respectively from top to bottom according to preface fixed mounting on mount pad 3a, just second camera lens subassembly 4 is located first camera lens subassembly 1 under. The second support 3 is mounted on a third support 5, and the second support 3 is movable along the optical axis relative to the third support 5 under the action of a second drive assembly.
In this embodiment, the first lens assembly 1 and the first holder 2 constitute a first mover. The first rotor, the second lens assembly 4, the optical filter 7, the photosensitive chip 6 and the second support 3 together form a second rotor. The second lens assembly 4 and the first lens assembly 1 are equivalent to an ocular lens and an objective lens of a microscope; through the movement of the first mover, the distance between the second lens assembly 4 and the first lens assembly 1 can be adjusted, so as to achieve the purpose of changing the magnification, namely, equivalently adjusting the length of the lens barrel of the microscope. The movement of the second mover is to achieve focusing.
In this embodiment, the first driving assembly includes a first coil fixed to the first bracket 2 and a first magnet fixed to the second bracket 3 and adapted to the first coil, and the first magnet and the first coil cooperate to move the first bracket 2 relative to the second bracket 3 along the optical axis direction. The ampere force generated by the action of the first coil and the first magnet drives the first rotor to move along the optical axis.
In this embodiment, the second driving assembly includes a second coil fixed to the second bracket 3 and a second magnet fixed to the third bracket 5 and adapted to the second coil, and the second magnet and the second coil cooperate to move the second bracket 3 relative to the third bracket 5 along the optical axis direction. The second coil is electrified to act with the second magnet to generate ampere force to drive the second mover to move along the optical axis.
In this embodiment, the first frame 2 is located in the second frame 3, and the first frame 2 and the second frame 3 are connected by balls (not shown). The ampere force generated by the action of the first coil power on the first magnet drives the first support 2 to move along the optical axis relative to the second support 3.
In this embodiment, the second bracket 3 is located in the third bracket 5, and the second bracket 3 and the third bracket 5 are connected by a ball. The second holder 3 is driven to move along the optical axis relative to the third holder 5 by the ampere force generated by the second coil energized to act with the second magnet.
When the lens is used, the magnification factor is set, and the distance between the first lens component and the second lens component is adjusted through the first driving component; the position of the second rotor is adjusted through the second driving assembly, and a clear image position is found for photographing. When the number of the lenses of the first lens assembly and the second lens assembly reaches a certain number, the camera module can amplify tiny things and even observe a microbial world.
In this embodiment, a circuit board (not shown) is a conventional circuit board, and is mainly used for supplying power to the first coil, the second coil and the photosensitive chip 6, controlling the power-on and power-off time of the first coil and the second coil, and controlling the operation of the photosensitive chip 6. The circuit board may be disposed outside the third support 5 or may be disposed at the bottom inside the third support 5. The circuit board is electrically connected with the first coil, the second coil and the photosensitive chip 6 through wires or other conductive modes.
In this embodiment, a mobile terminal employs the micro camera module according to this embodiment.
Example two
In this embodiment, the first driving assembly includes a first magnet fixed to the first bracket 2 and a first coil fixed to the second bracket 3 and adapted to the first magnet, and the first coil and the first magnet cooperate to move the first bracket 2 relative to the second bracket 3 along the optical axis direction. The ampere force generated by the action of the first coil and the first magnet drives the first mover to move along the optical axis.
In this embodiment, the second driving assembly includes a second magnet fixed to the second bracket 3 and a second coil fixed to the third bracket 5 and adapted to the second magnet, and the second coil and the second magnet cooperate to move the second bracket 3 relative to the third bracket 5 along the optical axis direction. The second coil is electrified to act with the second magnet to generate ampere force to drive the second mover to move along the optical axis.
The rest is the same as in the first embodiment.
EXAMPLE III
In this embodiment, the first bracket 2 is located in the second bracket 3, and the first bracket is connected to the second bracket 3 through a first elastic member (not shown in the figure), one end of the first elastic member is fixed to the first bracket 2, and the other end of the first elastic member is fixed to the second bracket 3. The first elastic piece is a sheet spring, or an elastic copper column, or an elastic copper wire.
The second bracket 3 is located in the third bracket 5, and the second bracket 3 is connected to the third bracket 5 through a second elastic member (not shown in the figure), one end of the second elastic member is fixed on the second bracket 3, and the other end of the second elastic member is fixed on the third bracket 5. The second elastic piece is a sheet spring, or an elastic copper column, or an elastic copper wire.
The rest is the same as the first embodiment.
Example four
In this embodiment, the first driving assembly includes a first metal wire (not shown in the figure) capable of thermal shrinkage and cold expansion, one end of the first metal wire is fixed on the first bracket 2, the other end of the first metal wire is fixed on the second bracket 3, and the first metal wire is electrically connected to the circuit board.
In this embodiment, the second driving assembly includes a second metal wire (not shown in the figure) capable of thermal shrinkage and cold expansion, one end of the second metal wire is fixed on the second bracket 3, the other end of the second metal wire is fixed on the third bracket 5, and the second metal wire is electrically connected with the circuit board.
In this embodiment, the first metal wire and the second metal wire are both memory metal wires, and since the first metal wire and the second metal wire both have resistors, after the first metal wire and the second metal wire are energized, the first metal wire and the second metal wire both generate heat, and after the heat is generated, the length of the whole wire is shrunk, and after the power is turned off, the length of the whole wire is increased. Through the process of the length contraction and increase of the first metal wire, the first rotor can be driven to move. In the process of the contraction and increase of the length of the second metal wire, the second metal wire drives the second rotor to move.
The rest is the same as the first embodiment.
Claims (8)
1. The utility model provides a micro-module of making a video recording, includes sensitization chip (6), light filter (7) and circuit board, sensitization chip (6) are connected its characterized in that with the circuit board electricity: the lens driving device further comprises a first lens assembly (1), a second lens assembly (4), a first support (2), a second support (3), a third support (5), a first driving assembly and a second driving assembly;
the first lens component (1) is fixed on the first support (2), the first support (2) is installed on the second support (3), the first support (2) is located in the second support (3), and the first support (2) can move along an optical axis relative to the second support (3) under the action of the first driving component;
the bottom of the second bracket (3) is integrally provided with a mounting seat (3 a); the second lens component (4), the optical filter (7) and the photosensitive chip (6) are respectively fixedly mounted on the mounting base (3 a) from top to bottom in sequence along the optical axis, and the second lens component (4) is positioned right below the first lens component (1);
the second support (3) is arranged on the third support (5), the second support (3) is positioned in the third support (5), and the second support (3) can move along the optical axis relative to the third support (5) under the action of the second driving component;
the first driving component comprises a first coil fixed on the first bracket (2) and a first magnet which is fixed on the second bracket (3) and matched with the first coil, and the first magnet is matched with the first coil to enable the first bracket (2) to move relative to the second bracket (3) along the direction of an optical axis; or the first driving component comprises a first magnet fixed on the first bracket (2) and a first coil fixed on the second bracket (3) and matched with the first magnet, and the first coil is matched with the first magnet to enable the first bracket (2) to move relative to the second bracket (3) along the direction of an optical axis;
the second driving component comprises a second coil fixed on the second bracket (3) and a second magnet fixed on the third bracket (5) and matched with the second coil, and the second magnet is matched with the second coil to enable the second bracket (3) to move relative to the third bracket (5) along the optical axis direction; or the second driving component comprises a second magnet fixed on the second support (3) and a second coil fixed on the third support (5) and matched with the second magnet, and the second coil is matched with the second magnet to enable the second support (3) to move along the optical axis direction relative to the third support (5).
2. The microscopic camera module of claim 1, characterized in that: the first support (2) is connected with the second support (3) through a first elastic piece, one end of the first elastic piece is fixed on the first support (2), and the other end of the first elastic piece is fixed on the second support (3);
the first elastic piece is a sheet spring, or an elastic copper column, or an elastic copper wire.
3. The microscopic camera module of claim 1, characterized in that: the first support (2) and the second support (3) are connected through balls.
4. The microscopic camera module of claim 1, characterized in that: the first driving assembly comprises a first metal wire capable of being subjected to thermal shrinkage and cold expansion, one end of the first metal wire is fixed on the first support (2), the other end of the first metal wire is fixed on the second support (3), and the first metal wire is electrically connected with the circuit board.
5. The microscopic camera module of claim 1 or 4, characterized in that: the second driving assembly comprises a second metal wire capable of being subjected to thermal shrinkage and cold expansion, one end of the second metal wire is fixed on the second support (3), the other end of the second metal wire is fixed on the third support (5), and the second metal wire is electrically connected with the circuit board.
6. The micro camera module of claim 5, wherein: the second support (3) is connected with the third support (5) through a second elastic piece, one end of the second elastic piece is fixed on the second support (3), and the other end of the second elastic piece is fixed on the third support (5);
the second elastic piece is a leaf spring, or an elastic copper column, or an elastic copper wire.
7. The microscopic camera module of claim 6, characterized in that: the second support (3) is located in the third support (5), and the second support (3) and the third support (5) are connected through balls.
8. A mobile terminal, characterized by: use of a photomicrographic module according to any of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110221338.XA CN113037966B (en) | 2021-02-27 | 2021-02-27 | Micro-camera module and mobile terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110221338.XA CN113037966B (en) | 2021-02-27 | 2021-02-27 | Micro-camera module and mobile terminal |
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| CN113037966A CN113037966A (en) | 2021-06-25 |
| CN113037966B true CN113037966B (en) | 2022-11-04 |
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| WO2013145551A1 (en) * | 2012-03-26 | 2013-10-03 | 富士フイルム株式会社 | Magnification optical assembly and image capture device |
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| CN206657137U (en) * | 2017-04-18 | 2017-11-21 | 王增涛 | Wireless self-focusing microscope camera device |
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| JP4214363B2 (en) * | 2002-06-20 | 2009-01-28 | 株式会社ジェイエイアイコーポレーション | Image pickup apparatus having optical system with image magnification correction function |
| CN104133288B (en) * | 2014-07-11 | 2017-07-28 | 广州博隆兴中信息科技有限公司 | A kind of continuous zoom auto-focusing microscopic imaging device and method towards biological tissue |
| CN104280853A (en) * | 2014-09-25 | 2015-01-14 | 南昌欧菲光电技术有限公司 | Focusing structure, lens module and camera module provided with lens module |
| KR101708320B1 (en) * | 2016-04-15 | 2017-02-20 | 엘지전자 주식회사 | Mobile terminal |
| CN107995386B (en) * | 2016-10-26 | 2021-01-26 | 光宝电子(广州)有限公司 | Camera module |
| CN110365915A (en) * | 2019-08-13 | 2019-10-22 | 苏州瑞霏光电科技有限公司 | Array transmission formula micro image collection system |
| CN210323559U (en) * | 2019-08-13 | 2020-04-14 | 苏州瑞霏光电科技有限公司 | Microsphere-based transmission type high-resolution microscopic imaging system |
| CN111338071A (en) * | 2020-03-27 | 2020-06-26 | 肯维捷斯（武汉）科技有限公司 | Microscopic imaging system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013145551A1 (en) * | 2012-03-26 | 2013-10-03 | 富士フイルム株式会社 | Magnification optical assembly and image capture device |
| EP3180866A1 (en) * | 2014-08-11 | 2017-06-21 | LG Electronics Inc. | Mobile terminal |
| CN206657137U (en) * | 2017-04-18 | 2017-11-21 | 王增涛 | Wireless self-focusing microscope camera device |
| CN207007736U (en) * | 2017-07-28 | 2018-02-13 | 贵州电网有限责任公司电力科学研究院 | A kind of workpiece microscopic defect detecting system control device |
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