CN101359079A - Lens module - Google Patents
Lens module Download PDFInfo
- Publication number
- CN101359079A CN101359079A CNA200710201208XA CN200710201208A CN101359079A CN 101359079 A CN101359079 A CN 101359079A CN A200710201208X A CNA200710201208X A CN A200710201208XA CN 200710201208 A CN200710201208 A CN 200710201208A CN 101359079 A CN101359079 A CN 101359079A
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- Prior art keywords
- lens
- lens barrel
- cone
- link
- barrel
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Abstract
The invention provides a lens module group, comprising an outer drawtube and an inner drawtube. The outer drawtube is provided with a run-through containing room; and at least an outer drawtube lens is arranged in the outer drawtube containing room. At least an inner drawtube lens is arranged in the inner drawtube and housed in the outer drawtube containing room. An annular flange is arranged in the outer drawtube containing room; and a groove is arranged on the annular flange and at the surface which is away from the sidewall of the outer drawtube. At least two gaps are arranged at the sidewall of the groove which is away from the outer drawtube lens. A connecting part is arranged between the outer drawtube and the inner drawtube. The connecting part is tubular; and the inner drawtube is arranged in the connecting part and can move along the axis direction of the lens module group and relative to the connecting part. The external surface of the connecting part is provided with at least two convex blocks which can enter the groove from the two gaps; and the convex blocks can be rotated in the groove, so that the connecting part and the inner drawtube can be rotated together relative to the outer drawtube.
Description
Technical field
The present invention relates to the shooting field, relate in particular to a kind of camera lens module.
Background technology
See also Fig. 1, a kind of existing camera lens module 1 comprises outer lens barrel 2 and inner lens cone 3.Described outer lens barrel 2 has a room that runs through, and near on the sidewall of thing side lens combination 4 is set at its room, and its room is provided with cam pin near the sidewall as side.Described inner lens cone 3 is contained in the room of described outer lens barrel 2, and its inside is provided with lens combination 5, and the outside surface of this inner lens cone 3 is provided with cam path.Described cam pin matches with this cam path, and this inner lens cone 3 can described relatively outer lens barrel 2 be moved up and down along the optical axis A1 of this camera lens module.
Described camera lens module 1 is to match by cam pin and cam path, and described inner lens cone 3 is moved along the middle axle center A1 of described camera lens module 1, regulates the focal length of described camera lens module 1.In adjustment process, perhaps when described inner lens cone 3 moves to certain, focal length is desired value just, but because may there be certain deviation in lens combination 5 when making, after inner lens cone 3 rotates, the optical axis A2 of lens combination 5 also can be along with changing, and this can cause the optical axis A2 of lens combination 5 and the optical axis A1 of camera lens module to depart from.At this moment, if the optical axis A2 of described lens combination 5 will be alignd with the optical axis A1 of camera lens module 1, then need rotate described inner lens cone 3, but because described inner lens cone 3 adopts cam to cooperate with described outer lens barrel 2, the focal length that rotates then described camera lens module 1 as if described inner lens cone 3 lens barrel 2 outside described also can be along with change.In this case, be difficult in when guaranteeing that focal length is expectation value, guarantee that again described lens combination 5 is consistent with the optical axis of described camera lens module 1.
Summary of the invention
In view of this, be necessary to provide a kind of camera lens module, when described camera lens module can deviation occur at the optical axis of the optical axis of described lens and described camera lens module, regulate the optical axis position of described lens, make its optical axis consistent, and do not influence the focal length of described camera lens module with described camera lens module.
A kind of camera lens module comprises an outer lens barrel and an inner lens cone.Described outer lens barrel has a room that runs through, and is provided with at least one outer lens barrel lens in the described outer lens barrel room.Be provided with at least one inner lens cone lens in the described inner lens cone, and be contained in the described outer lens barrel room.Be provided with a collar flange outside described in the lens barrel room, this collar flange is provided with a groove away from the surface of described outer lens barrel sidewall.Described groove has at least two breach away from the sidewall of described outer lens barrel lens.Outside described, be provided with a link between lens barrel and the described inner lens cone.Described link is tubular, and described inner lens cone is located in the described link and can be moved relative to described link along the axis direction of described camera lens module.The outside surface of described link is provided with at least two projections, these at least two projections can enter in the described groove from described two breach at least, described projection can rotate in described groove, make described link and described inner lens cone can be together outside described lens barrel rotate.
Described camera lens module described inner lens cone and described outside a link is set between the lens barrel, described inner lens cone can be rotated in the horizontal direction by this link lens barrel outside described, even there is certain deviation in the optical axis of the optical axis of lens and described camera lens module like this, also can be by regulating inner lens cone and outer lens barrel relative position in the horizontal direction, make optical axis consistent, thereby improved image quality.
Description of drawings
Fig. 1 is a kind of camera lens module cut-open view that prior art provides.
Fig. 2 is a kind of camera lens module stereographic map that first embodiment of the invention provides.
Fig. 3 is the three-dimensional exploded view of a kind of camera lens module of providing of first embodiment of the invention.
Fig. 4 is the cut-open view of a kind of camera lens module of providing of first embodiment of the invention.
Fig. 5 is the cut-open view of a kind of camera lens module of providing of second embodiment of the invention.
Embodiment
See also Fig. 2, Fig. 3 and Fig. 4.The stereographic map of the camera lens module 100 that Fig. 2 provides for first embodiment of the invention, Fig. 3 is the three-dimensional exploded view of described camera lens module 100, Fig. 4 is the cut-open view of described camera lens module 100.Described camera lens module 100 comprises: outer lens barrel 10, an inner lens cone 20 and a link 30.Described link 30 and described inner lens cone 20 are contained in the described outer lens barrel 10.Described link 30 outside surfaces are provided with at least two projections 31 and are used for cooperating with described outer lens barrel 10, limit the relative position of described link 30 and described outer lens barrel 10.Described inner lens cone 20 is contained in the described link 30.
Described inner lens cone 20 inside can be fixed with at least one inner lens cone lens 21, and its outside surface is provided with at least one cam path 24.In the present embodiment, described inner lens cone 20 internal fixation have inner lens cone lens 21, and its outside surface is provided with three cam paths 24.Described three cam paths 24 are used for matching with described link 30, and described inner lens cone 20 can be moved along the axis direction of described camera lens module 100, regulate the focal length of described camera lens module 100.
Described link 30 is tubular, the quantity of its outside surface upper protruding block 31 can be two, three or four or the like, in the present embodiment, the quantity of described projection 31 is two, these two projections 31 and described outer lens barrel 10 match between the described connecting portion of incompatible qualification 30 with the relative position of described outer lens barrel 10, and the described relatively outer lens barrel 10 of described link 30 is horizontally rotated.The inside surface of described link 30 is provided with at least one cam pin 32, and the quantity and the position of the cam path 24 on the quantity of described cam pin 32 and position and the described inner lens cone 20 are corresponding.
Be appreciated that and at the outside surface of described inner lens cone 20 cam pin be set, and cam path is set at the outside surface of described link.As long as described inner lens cone 20 can be moved relative to the axis direction of described link 30 along described camera lens module.
Be appreciated that described inner lens cone 20 and described link 30 can also match by engage thread, described inner lens cone 20 is moved relative to the axis direction of described link 30 along described camera lens module.
Described outer lens barrel 10 has a room that runs through, and is provided with at least one outer lens barrel lens 15 in this room.Also be provided with a collar flange 11 in described room, the internal diameter of described collar flange 11 is slightly larger than the external diameter of described link 30, and this collar flange 11 and described outer lens barrel 10 one-body molded making.Described collar flange 11 can be positioned at the picture side of described outer lens barrel lens 15, also can be positioned at the thing side of described outer lens barrel lens 15, and in the present embodiment, described collar flange 11 is positioned at the picture side of described outer lens barrel lens 15.Be provided with an annular groove 12 at described collar flange 11 away from the surperficial central core region of 10 sidewalls of lens barrel outside described.The degree of depth of described groove 12 is slightly larger than the length that described projection 30 protrudes described link 30, and it is used for fastening with described projection 31, prevents that described link 30 from moving at the axis direction of described camera lens module 100.
Because the length of described link 30 outside surfaces of protrusion of described projection 31 is slightly less than the degree of depth of described groove 12, and the external diameter of described link 30 is slightly less than the internal diameter of described outer lens barrel 10, so described link 30 can the horizontal slip within the specific limits of described relatively outer lens barrel 10.So, when described projection 31 rotates in described groove 12, described link 30 just can rotate on surface level by lens barrel 10 outside described, but because described link 30 can slide by described relatively outer lens barrel 10 within the specific limits, so described link 30 certain off-centre can occur when lens barrel outside described 10 rotates on surface level, because described inner lens cone 20 is arranged in the described link 30, thus its can with described link 30 together outside described lens barrel 10 rotate.Thus, when focal length is adjusted to expectation value, even there is certain deviation in described inner lens cone lens 21 on making, and the optical axis that causes the optical axis of described inner lens cone lens 21 and described camera lens module 100 is inconsistent, also can be by making described relatively outer lens barrel 10 eccentric rotary of described link 30, regulate the position of the optical axis of described inner lens cone 20, the optical axis of itself and described camera lens module 100 is aligned, and can not change the focal length of having adjusted, thereby solved the eccentricity issues of bringing by the deviation of lens specification, and then improved the optical axis consistance.
Be appreciated that the deviation of the optical axis of the optical axis of described inner lens cone lens 21 and described camera lens module 100, also may be by producing in described camera lens module 100 assembling process.As long as the technical problem underlying and the structure of the technical problem underlying of its solution and structure and the present invention's solution are same or similar, all should be in protection scope of the present invention.
With the optical axis of described inner lens cone lens 21 with after the optical axis of described camera lens module 100 is aimed at, described breach 13 places carry out the fixing described link 30 of a glue with described outside the relative position of lens barrel 10.
Described groove 12 is provided with at least two breach 13 away from the sidewall of described outer lens barrel lens 15, the quantity of described breach 13 is corresponding with the quantity and the position of the projection 31 of described link 30 with the position, and this breach 13 is used to make this projection 31 to enter in the described groove 12 by this breach 13.In the present embodiment, the quantity of described breach 13 is two.
Be appreciated that, described groove 12 can be continuous annular wall near the sidewall of described outer lens barrel lens 15, also a plurality of breach can be set, as long as it can block the projection 31 of described link 30, make this projection 31 when described groove 12 rotates, can not get final product from this described groove 12 that breaks away out.
See also Fig. 5, the cut-open view of the camera lens module 200 that provides for second embodiment of the invention.This camera lens module 200 comprises: outer lens barrel 110, a link 130 and an inner lens cone 120.
The structure of the camera lens module 100 that the described camera lens module 200 and first embodiment provide is basic identical, and its difference is: described inner lens cone 120 internal fixation have one first inner lens cone lens 121 and one second inner lens cone lens 122.Be provided with a spaced ring 123 between described first inner lens cone lens 121 and the described second inner lens cone lens 122.This spaced ring 123 can be one-body molded with described lens barrel 120, and it is used for described first lens 121 and described second lens 122 are separated, and play the effect of the relative position that limits described first lens 121 and described second lens 122.Inner lens cone lens more than two can also be set in certain described inner lens cone 120, and utilize spaced ring to separate respectively.
Be appreciated that described outer lens barrel 110 also can be fixed with outer lens barrel lens more than two or two, and between each outer lens barrel lens a spaced ring be set.Described spaced ring is used for described each outer lens barrel lens are separated, and plays the effect of the relative position that limits each outer lens barrel lens.
Described camera lens module described inner lens cone and described outside a link is set between the lens barrel, described inner lens cone can be rotated in the horizontal direction by this link lens barrel outside described, even there is certain deviation in the optical axis of the optical axis of lens and described camera lens module like this, also can be by regulating inner lens cone and outer lens barrel relative position in the horizontal direction, make optical axis consistent, thereby improved image quality.
In addition, those skilled in the art also can do other variation in spirit of the present invention, as long as it does not depart from technique effect of the present invention, all should be included within the present invention's scope required for protection.
Claims (10)
1. camera lens module, comprise an outer lens barrel and an inner lens cone, described outer lens barrel has a room that runs through, be provided with at least one outer lens barrel lens in the described outer lens barrel room, be provided with at least one inner lens cone lens in the described inner lens cone, and be contained in the described outer lens barrel room, it is characterized in that: outside described, be provided with a collar flange in the lens barrel room, this collar flange is provided with a groove away from the surface of described outer lens barrel sidewall, described groove has at least two breach away from the sidewall of described outer lens barrel lens, outside described, be provided with a link between lens barrel and the described inner lens cone, described link is tubular, described inner lens cone is located in the described link and can be moved relative to described link along the axis direction of described camera lens module, the outside surface of described link is provided with at least two projections, these at least two projections can enter in the described groove from described two breach at least, described projection can rotate in described groove, make described link and described inner lens cone can be together outside described lens barrel rotate.
2. camera lens module according to claim 1, it is characterized in that: described inner lens cone internal fixation has two above inner lens cone lens, separates with spaced ring between described two above inner lens cone lens.
3. camera lens module according to claim 1, it is characterized in that: described inner lens cone adopts the cam mode to cooperate with described link.
4. camera lens module according to claim 1, it is characterized in that: described inner lens cone adopts engage thread to match with described link.
5. camera lens module according to claim 1, it is characterized in that: described groove is provided with a plurality of breach away from the sidewall of described outer lens barrel lens.
6. camera lens module according to claim 1, it is characterized in that: described groove is continuous annular wall away from the sidewall of described outer lens barrel lens.
7. camera lens module according to claim 1, it is characterized in that: the degree of depth of described groove is protruded the length of described link greater than described projection.
8. camera lens module according to claim 1, it is characterized in that: the internal diameter of described collar flange is slightly larger than the external diameter of described link.
9. camera lens module according to claim 1 is characterized in that: described indentation, there be provided with colloid fix described link and described outside the relative position of lens barrel.
10. camera lens module according to claim 1, it is characterized in that: described outer lens barrel internal fixation has outer lens barrel lens more than two, describedly separates with spaced ring between the outer lens barrel lens more than two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710201208XA CN101359079B (en) | 2007-07-30 | 2007-07-30 | Lens module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710201208XA CN101359079B (en) | 2007-07-30 | 2007-07-30 | Lens module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101359079A true CN101359079A (en) | 2009-02-04 |
| CN101359079B CN101359079B (en) | 2010-04-14 |
Family
ID=40331568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710201208XA Expired - Fee Related CN101359079B (en) | 2007-07-30 | 2007-07-30 | Lens module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101359079B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102062925A (en) * | 2009-11-18 | 2011-05-18 | 鸿富锦精密工业（深圳）有限公司 | Lens barrel and lens module using same |
| US8248717B2 (en) | 2009-07-20 | 2012-08-21 | Hon Hai Precision Industry Co., Ltd. | Camera module |
| CN102736424A (en) * | 2011-04-02 | 2012-10-17 | 上海微电子装备有限公司 | Auxiliary apparatus for rotation of object lens |
| TWI485458B (en) * | 2012-04-25 | 2015-05-21 | Sintai Optical Shenzhen Co Ltd | Tiltable lens |
| CN109488854A (en) * | 2018-12-26 | 2019-03-19 | 深圳市固胜智能科技有限公司 | Rotating self-locking mechanism and holder |
| CN113391448A (en) * | 2021-04-27 | 2021-09-14 | 青岛小鸟看看科技有限公司 | Packaging structure that VR wore wears and VR head |
| CN114280751A (en) * | 2021-11-18 | 2022-04-05 | 中航洛阳光电技术有限公司 | Spline type centering device and adjusting method adopting centering device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07119872B2 (en) * | 1985-12-02 | 1995-12-20 | 旭光学工業株式会社 | Zoom lens barrel |
| CN1171107C (en) * | 1998-08-04 | 2004-10-13 | 奥林巴斯株式会社 | Lens sleeve |
| JP4521916B2 (en) * | 2000-02-10 | 2010-08-11 | キヤノン株式会社 | Cam barrel for lens barrel, lens barrel, and camera equipped with the same |
| CN2657031Y (en) * | 2003-11-08 | 2004-11-17 | 鸿富锦精密工业（深圳）有限公司 | Digital camera module |
| CN1847899A (en) * | 2005-04-12 | 2006-10-18 | 亚洲光学股份有限公司 | Barrel combination with cam mechanism and lens combination |
| CN2896328Y (en) * | 2006-04-19 | 2007-05-02 | 天津三星电机有限公司 | Automatic focusing mechanism of hond-set pick-up lens |
-
2007
- 2007-07-30 CN CN200710201208XA patent/CN101359079B/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8248717B2 (en) | 2009-07-20 | 2012-08-21 | Hon Hai Precision Industry Co., Ltd. | Camera module |
| CN101957487B (en) * | 2009-07-20 | 2013-10-09 | 鸿富锦精密工业（深圳）有限公司 | Lens module and assembling method thereof |
| CN102062925A (en) * | 2009-11-18 | 2011-05-18 | 鸿富锦精密工业（深圳）有限公司 | Lens barrel and lens module using same |
| CN102062925B (en) * | 2009-11-18 | 2013-07-03 | 鸿富锦精密工业（深圳）有限公司 | Lens barrel and lens module using same |
| CN102736424A (en) * | 2011-04-02 | 2012-10-17 | 上海微电子装备有限公司 | Auxiliary apparatus for rotation of object lens |
| CN102736424B (en) * | 2011-04-02 | 2014-07-16 | 上海微电子装备有限公司 | Auxiliary apparatus for rotation of object lens |
| TWI485458B (en) * | 2012-04-25 | 2015-05-21 | Sintai Optical Shenzhen Co Ltd | Tiltable lens |
| CN109488854A (en) * | 2018-12-26 | 2019-03-19 | 深圳市固胜智能科技有限公司 | Rotating self-locking mechanism and holder |
| CN113391448A (en) * | 2021-04-27 | 2021-09-14 | 青岛小鸟看看科技有限公司 | Packaging structure that VR wore wears and VR head |
| US11675201B2 (en) | 2021-04-27 | 2023-06-13 | Qingdao Pico Technology Co., Ltd. | Packaging structure of head mounted terminal and head mounted terminal |
| CN114280751A (en) * | 2021-11-18 | 2022-04-05 | 中航洛阳光电技术有限公司 | Spline type centering device and adjusting method adopting centering device |
| CN114280751B (en) * | 2021-11-18 | 2023-06-30 | 中航洛阳光电技术有限公司 | Spline type centering device and adjusting method adopting same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101359079B (en) | 2010-04-14 |
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Granted publication date: 20100414 Termination date: 20110730 |