CN113433651B - Lens driving device, camera device and electronic equipment - Google Patents
Lens driving device, camera device and electronic equipment Download PDFInfo
- Publication number
- CN113433651B CN113433651B CN202110724724.0A CN202110724724A CN113433651B CN 113433651 B CN113433651 B CN 113433651B CN 202110724724 A CN202110724724 A CN 202110724724A CN 113433651 B CN113433651 B CN 113433651B
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- CN
- China
- Prior art keywords
- carrier
- circuit board
- flexible circuit
- lens
- fixed base
- 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.)
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Classifications
-
- 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
- G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0277—Bendability or stretchability details
- H05K1/028—Bending or folding regions of flexible printed circuits
Abstract
The invention discloses a lens driving device, which comprises a fixed base, a carrier and a flexible circuit board, wherein the carrier is arranged on the fixed base and can move along the fixed base; the flexible circuit board is pre-folded to a stroke end position moving along with the carrier. According to the invention, the flexible circuit board is pre-folded to the tail end position moving along with the carrier, so that the flexible circuit board is prevented from being scratched due to self interference in the process of moving along with the lens carrier.
Description
Technical Field
The present invention relates to the field of camera devices, and more particularly, to a lens driving device, a camera device, and an electronic device.
Background
The flexible circuit board is arranged in the existing lens driving device, the flexible circuit board can move along with the lens carrier in the working process of the lens driving device, and the flexible circuit board can be scraped by self interference in the moving process.
Disclosure of Invention
The invention aims to provide a lens driving device, a photographic device and electronic equipment, which prevent a flexible circuit board from generating self interference scraping in the process of moving along with a lens carrier by pre-folding the flexible circuit board to the tail end position moving along with the carrier.
The technical purpose of the invention is realized by the following technical scheme:
a lens driving device comprises
A fixed base,
Carrier arranged on fixed base and capable of moving along fixed base
The flexible circuit board is arranged on the fixed base and connected with the carrier;
the flexible circuit board is arranged at the tail end of the stroke moving along with the carrier after being pre-folded.
Further, the inside of unable adjustment base is equipped with installation space, and the carrier setting is in installation space, unable adjustment base's both ends are the starting point and the end that the carrier removed respectively.
Furthermore, the carrier is movably arranged in the fixed base, a first mounting groove for mounting the first lens is formed in one end of the carrier, and a second mounting groove for mounting the second lens is formed in the other end of the carrier.
Furthermore, a first end of the flexible circuit board is connected with the fixed base, a second end of the flexible circuit board is connected with the carrier, a pre-folding portion of the flexible circuit board is arranged between the first end and the second end, and the pre-folding portion is arranged at the tail end of the fixed base.
Furthermore, a plurality of connecting holes connected with the carrier are formed in the second end of the flexible circuit board.
Furthermore, the carrier is provided with a plurality of connecting terminals matched with the connecting holes.
A photographic apparatus has the lens driving apparatus of the above-described structure.
An electronic device having the photographic apparatus of the above-described structure.
In conclusion, the invention has the following beneficial effects:
by pre-folding the flexible circuit board to the end position moving along with the carrier, the flexible circuit board is prevented from generating self-interference scratch in the process of moving along with the lens carrier.
Drawings
Fig. 1 is a schematic view of a lens driving apparatus according to the present invention.
Fig. 2 is a schematic view of a stationary base according to the present invention.
FIG. 3 is a schematic representation of a vector according to the present invention.
Fig. 4 is a schematic view of a flexible circuit board according to the present invention.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the invention is further described with reference to the figures and the specific embodiments.
As shown in fig. 1 to 4, a lens driving device according to the present invention includes a fixing base 1, a carrier 2 disposed on the fixing base 1 and capable of moving along the fixing base 1, and a flexible circuit board 3 disposed on the fixing base 1 and connected to the carrier 2; the flexible circuit board 3 is pre-folded and then arranged at the end position of the stroke moving along with the carrier 2.
Example 1
A lens driving device includes a fixed base 1, a carrier 2, and a flexible circuit board 3.
In this embodiment, an installation space 11 is provided inside the fixing base 1, the carrier 2 is disposed in the installation space 11, and the two ends of the fixing base 1 are the starting end and the end of the movement of the carrier 2, respectively. The carrier 2 is movably arranged in the fixed base 1, one end of the carrier 2 is provided with a first mounting groove 21 for mounting a first lens, and the other end of the carrier 2 is provided with a second mounting groove 22 for mounting a second lens.
One end of the fixed base 1 is provided with a first lens mounting position 13 for mounting a first lens, the other end of the fixed base 1 is provided with a third lens mounting position 12 for mounting a third lens, and a second lens is arranged between the first lens and the third lens.
In the present embodiment, the second lens is located between the first lens mounting location 13 and the third lens mounting location 12. More specifically, a third lens mounting position 16 is reserved in the middle of the fixing base 1, the third lens is mounted on the carrier 2 and is arranged in the third lens mounting position 16 of the fixing base 1 through the carrier 2, optical paths of the first lens, the second lens and the third lens are located on the same straight line, one sides of the first lens mounting position 13 and the third lens mounting position 12 are connected through a first straight edge 14, and the other sides of the first lens mounting position 13 and the third lens mounting position 12 are connected through a second straight edge 15.
In this embodiment, the flexible circuit board 3 is arranged on the second straight side 15, and in order to facilitate mounting and carrying of the flexible circuit board 3, the width of the second straight side 15 is larger than the width of the first straight side 14, and the main body of the flexible circuit board 3 is arranged on the second straight side 15.
The carrier 2 is movably disposed in the fixed base 1, specifically, a guide end 24 is disposed at one side of the carrier 2 in this embodiment, and a guide plate 25 is disposed at the other end of the carrier 2. One side of the carrier 2 is movably arranged on the second straight edge 15 of the fixed base 1 through a guide end 24 and can move back and forth in the direction of the second straight edge, the other side of the carrier 2 is in sliding fit with the inner side surface of the first straight edge 14 through a guide plate 25, and through the structure, the carrier 2 can move in the fixed base 1.
In addition, a first mounting groove 21 for mounting a first lens is provided at one end of the carrier 2, and a second mounting groove 22 for mounting a second lens is provided at the other end of the carrier 2. The optical paths of the first lens and the second lens mounted on the carrier 2 and the third lens mounted on the fixing base 1 are located on the same straight line, in this embodiment, the carrier 2 drives the first lens and the second lens to move, and the distance between the first lens and the third lens is changed by the movement in the fixing base 1, so that optical zooming and focusing are realized.
Wherein, the flexible circuit board 3 is pre-folded and then arranged at the end position of the stroke moving along with the carrier 2. Specifically, the flexible circuit board 3 is arranged on the second straight edge 15 of the fixing base 1, one side of the flexible circuit board 3 is limited by a limiting block 17 on the second straight edge 15, and the other side of the flexible circuit board 3 is limited by a limiting block 18 of the fixing base 1. The limiting block 17 and the limiting plate 18 are oppositely arranged on the second straight edge 15, and a limiting space formed between the limiting block 17 and the limiting plate 18 is a space for folding and unfolding the flexible circuit board 3.
In this embodiment, the first end 31 of the flexible circuit board 3 is connected to the fixing base 1, the second end 32 of the flexible circuit board 3 is connected to the carrier 2, and a pre-folded portion 33 of the flexible circuit board 3 is located between the first end 31 and the second end 32, and the pre-folded portion 33 is disposed at the end of the fixing base 1.
The second end 32 of the flexible circuit board 3 is provided with a plurality of connection holes 321 connected with the carrier 2. It should be noted that the carrier 2 in this embodiment is provided with a plurality of connection terminals 23 which are matched with the connection holes 321. Through the cooperation of connecting hole 321 and connecting terminal 23, realized the physical connection of carrier 2 and flexible circuit board 3, through folding and the expansion state control to flexible circuit board 3, realized driving the removal of carrier 2 in unable adjustment base 1.
The embodiment prevents the flexible circuit board 3 from generating self-interference scratch in the process of moving along with the carrier 2 by pre-folding the flexible circuit board 3 to the end position moving along with the carrier 2.
Example 2
A photographic apparatus having the lens driving apparatus described in embodiment 1.
Example 3
An electronic device having the camera according to embodiment 2.
In this document, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "vertical", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for the purpose of clarity and convenience of description of the technical solution, and thus, should not be construed as limiting the present invention.
As used herein, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, including not only those elements listed, but also other elements not expressly listed.
The foregoing shows and describes the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A lens driving device includes
A fixed base (1),
A carrier (2) which is arranged on the fixed base (1) and can move along the fixed base (1)
And a flexible circuit board (3) arranged on the fixed base (1) and connected with the carrier (2);
the method is characterized in that: the flexible circuit board (3) is pre-folded and then is arranged at the tail end of the stroke moving along with the carrier (2);
the flexible circuit board (3) is arranged on a second straight edge (15) of the fixed base (1), one side of the flexible circuit board (3) is limited by a limiting block (17) on the second straight edge (15), and the other side of the flexible circuit board (3) is limited by a limiting plate (18) of the fixed base (1); the limiting block (17) and the limiting plate (18) are oppositely arranged on the second straight edge (15), and a limiting space formed between the limiting block (17) and the limiting plate (18) is a space for folding and unfolding the flexible circuit board (3);
the flexible printed circuit board is characterized in that a first end (31) of the flexible printed circuit board (3) is connected with the fixed base (1), a second end (32) of the flexible printed circuit board (3) is connected with the carrier (2), a pre-folding portion (33) of the flexible printed circuit board (3) is arranged between the first end (31) and the second end (32), and the pre-folding portion (33) is arranged at the tail end of the fixed base (1).
2. The lens driving device according to claim 1, wherein: the inside of unable adjustment base (1) is equipped with installation space (11), and carrier (2) set up in installation space (11), the both ends of unable adjustment base (1) are the starting point and the end that carrier (2) removed respectively.
3. The lens driving device according to claim 1, wherein: the carrier (2) is movably arranged in the fixed base (1), one end of the carrier (2) is provided with a first mounting groove (21) for mounting a first lens, and the other end of the carrier (2) is provided with a second mounting groove (22) for mounting a second lens.
4. The lens driving device according to claim 1, wherein: and a plurality of connecting holes (321) connected with the carrier (2) are formed in the second end (32) of the flexible circuit board (3).
5. The lens driving device according to claim 1, wherein: the carrier (2) is provided with a plurality of connecting terminals (23) matched with the connecting holes (321).
6. A photographic apparatus, characterized in that: having a lens driving device as claimed in any one of claims 1 to 5.
7. An electronic device, characterized in that: having the camera device of claim 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110724724.0A CN113433651B (en) | 2021-06-29 | 2021-06-29 | Lens driving device, camera device and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110724724.0A CN113433651B (en) | 2021-06-29 | 2021-06-29 | Lens driving device, camera device and electronic equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113433651A CN113433651A (en) | 2021-09-24 |
| CN113433651B true CN113433651B (en) | 2023-04-07 |
Family
ID=77757503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110724724.0A Active CN113433651B (en) | 2021-06-29 | 2021-06-29 | Lens driving device, camera device and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113433651B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6714360B2 (en) * | 2002-03-29 | 2004-03-30 | Fuji Photo Optical Co., Ltd. | Lens device and method of assembly of lens device |
| JP2006145704A (en) * | 2004-11-17 | 2006-06-08 | Olympus Corp | Lens barrel and electronic equipment |
| JP2011237594A (en) * | 2010-05-10 | 2011-11-24 | Sony Corp | Lens barrel and imaging apparatus |
| KR102003043B1 (en) * | 2012-12-28 | 2019-07-23 | 삼성전자주식회사 | Flexible printed circuit board and small camera apparatus having the same |
| US11555978B2 (en) * | 2018-07-05 | 2023-01-17 | Mcnex Co., Ltd. | Camera module with optical image stabilization function |
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2021
- 2021-06-29 CN CN202110724724.0A patent/CN113433651B/en active Active
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| Publication number | Publication date |
|---|---|
| CN113433651A (en) | 2021-09-24 |
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