CN2938152Y - Lens focusing mechanism - Google Patents
Lens focusing mechanism Download PDFInfo
- Publication number
- CN2938152Y CN2938152Y CN 200620120420 CN200620120420U CN2938152Y CN 2938152 Y CN2938152 Y CN 2938152Y CN 200620120420 CN200620120420 CN 200620120420 CN 200620120420 U CN200620120420 U CN 200620120420U CN 2938152 Y CN2938152 Y CN 2938152Y
- Authority
- CN
- China
- Prior art keywords
- lens
- adjustment
- bearing seat
- load bearing
- adjustment element
- 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.)
- Expired - Fee Related
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- Lens Barrels (AREA)
- Automatic Focus Adjustment (AREA)
Abstract
The utility model discloses a lens-focusing mechanism, comprising a lens cone, a lens, a bearing support and an adjusting unit. A support arm is extended outwards on the external surface of the lens cone and penetrated by a fixing hole with inner screw thread. An embedding slot is arranged on the bearing support, correspondingly to the fixing hole. Moreover, the top of the bearing support is jointed with the bottom of the lens cone. The adjusting unit is a screw, with one end rotationally embedded into the embedding slot and the other end screwed into the fixing hole. The focusing control operator can use screwdriver to directly rotate the adjusting unit in order to adjust the distance between the lens and the bearing support. The easily-operated utility model decreases elements and devices and reduces the size of the lens module.
Description
Technical field
The utility model relates to a kind of lens focussing adjustment machine structure, relates in particular to a kind of lens focussing adjustment machine structure that can utilize turnscrew to adjust the distance between camera lens and the sensor, reaches the purpose of simple and easy focusing.
Background technology
At present general camera lens image extraction module is when assembling is produced, and the distance between camera lens and the sensor must make can overlapping with the sensing face of sensor focal plane of camera lens through fine setting, to reach best image quality.
As shown in Figure 1, be the sectional view of general camera lens image extraction module.Camera lens image extraction module 1a comprises a load bearing seat 10a, a lens barrel 11a, a camera lens 12a and a sensor 13a.This sensor 13a is placed in the bottom of this load bearing seat 10a, and is electrically connected at a printed circuit board (PCB) 2a.This lens barrel 11a engages by internal and external screw thread between the inside and outside wall of this load bearing seat 10a.This camera lens 12a is arranged at the inside of this lens barrel 11a.In addition, the periphery at lens barrel 11a top is provided with most mating holes 14a, and because camera lens image extraction module 1a volume is little, therefore needs to cooperate the size of this lens barrel 11a to develop a special adjustment tool 3a.When focusing, this adjustment tool 3a is matched with among this mating holes 14a, adjust camera lens 12a the sensing face of focal plane with sensor 13a overlapped whereby, to reach the best quality of image.If at the non-image extraction module that focuses, then camera lens 12a needs overcoat one to contain the sleeve of internal screw thread, the order ground of focusing focusing when using when reaching assembling, and then the module volume is bigger, is difficult to meet the cell phone system requirement.
Yet, develop a special adjustment tool especially, be to increase cost in fact, and be not easy operation in the use.
Therefore, aforesaid camera lens image extraction module still has its problem and can part be improved.
The utility model content
Technical matters to be solved of the present utility model is to provide a kind of lens focussing adjustment machine structure, change former focusing mechanism into the cantilever screw and adjust mechanism with camera lens urceolus thread, so as to reducing mechanism's part, convenient simultaneously focusing operator utilizes the distance between general turnscrew adjustment camera lens and the sensor, to reach the purpose of simple and easy focusing.
For achieving the above object, the utility model provides a kind of lens focussing adjustment machine structure, comprise a lens barrel, a camera lens, a load bearing seat and an adjustment element, this camera lens is placed in the inside of this lens barrel, the bottom relative bonding of the top of this load bearing seat and this lens barrel is characterized in that, this adjustment element has two ends, the one end is rotating to be arranged on this load bearing seat, and its other end is screwed together on this lens barrel.
And the outer wall of this lens barrel is outward extended with a supporting arm, and this supporting arm is equipped with a fixed orifice; One side of this load bearing seat is provided with an embeded slot, and an end of this adjustment element is arranged on this load bearing seat by this embeded slot, and its other end is screwed together on this lens barrel by this fixed orifice.
In preferred embodiment, this adjustment element is a screw, and this fixed orifice is a screw, and this adjustment element has two ends, and an end is rotating to be embedded in this embeded slot, and the other end is screwed together in this fixed orifice.
Whereby, the focusing operator can use general small screw driver to adjust this adjustment element, in order to adjust the distance between this camera lens and this load bearing seat, reaches the purpose of simple and easy focusing.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.
Description of drawings
The sectional view of the existing camera lens image extraction module of Fig. 1;
The three-dimensional exploded view of one preferred embodiment of Fig. 2 lens focussing adjustment machine structure of the present utility model;
The three-dimensional combination figure of one preferred embodiment of Fig. 3 lens focussing adjustment machine structure of the present utility model;
One preferred embodiment of Fig. 4 lens focussing adjustment machine structure of the present utility model is assembled in the vertical view on the circuit board.
Reference numeral wherein:
[prior art]
1a: camera lens image extraction module 13a: sensor
10a: load bearing seat 14a: mating holes
11a: lens barrel 2a: printed circuit board (PCB)
12a: camera lens 3a: adjust tool
[the utility model]
1: lens focussing adjustment machine structure 30: load bearing seat
10: lens barrel 31: embeded slot
11: supporting arm 40: adjust element
12: fixed orifice 41: adjustment part
13: screw thread 42: screw part
20: camera lens 43: fitting portion
21: window 2: sensor chip
22: lens 3: circuit board
Embodiment
As shown in Figures 2 and 3, the utility model provides a kind of lens focussing adjustment machine structure, and this lens focussing adjustment machine structure 1 comprises a lens barrel 10, a camera lens 20, a load bearing seat 30 and an adjustment element 40.
The outer wall of this lens barrel 10 supporting arm 11 that stretches out, this supporting arm 11 wears a fixed orifice 12.The inwall of this fixed orifice 12 is provided with screw thread 13.These lens barrel 10 inside have an accommodation space (not label).
This camera lens 20 is placed in the accommodation space in this lens barrel 10.The front end of this camera lens 20 has a window 21, is provided with lens 22 at the inner edge near this window 21, in order to focus on.
One side of this load bearing seat 30 is provided with an embeded slot 31 that corresponds to this fixed orifice 12.And between the bottom of the top of this load bearing seat 30 and this lens barrel 10 by draw-in groove and fixture block relative bonding.
This adjustment element 40 comprises an adjustment part 41, a screw part 42 and a fitting portion 43.This adjustment part 41 is a groove, is located at the top of this adjustment element 40, in order to cooperate the projection of a turnscrew front end.This screw part 42 is an external thread, is located at the outside surface of this adjustment element 40, in the fixed orifice 12 that is screwed together in the supporting arm 11 outside this lens barrel 10.This fitting portion 43 is a projection, is located at the bottom of this adjustment element 40, in the embeded slot 31 in order to a rotating side that is embedded in this load bearing seat 30.
Lens focussing adjustment machine structure 1 of the present utility model further comprises a sensor chip 2, and this sensor chip 2 is arranged at the bottom of these load bearing seat 30 inside, in order to sensing image.
During assembling, fitting portion 43 rotating being embedded in this embeded slot 31 of this adjustment element 40, this screw part 42 is screwed together in this fixed orifice 12.And this lens focussing adjustment machine structure 1 further is arranged on the circuit board 3 (as shown in Figure 4).
When adjusting focal length, the focusing operator is as long as the general turnscrew of use can be adjusted the distance between this camera lens 20 and this load bearing seat 30, in order to can overlapping of the lens 22 of adjusting camera lens 20, to obtain the preferable quality of image to the sensing face of focal plane with the sensor chip 2 of this load bearing seat 30.And reach the purpose of simple and easy adjustment focal length.
In sum, the utility model provides a kind of lens focussing adjustment machine structure, and between the set embeded slot of a lateral edges of the wherein set fixed orifice of the outward extending supporting arm of lens barrel outer wall, and load bearing seat, element is adjusted in assembling one, is more preferably a screw.Adjust rotating being embedded in the embeded slot of an end of element, the outside surface of the other end is screwed together in the fixed orifice.By adjusting this adjustment element,, make lens the sensing face of focal plane with the sensor chip of this load bearing seat overlapped of camera lens, to obtain the preferable quality of image to adjust the distance between this camera lens and this load bearing seat.And reach the purpose of simple and easy adjustment focal length.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (5)
1, a kind of lens focussing adjustment machine structure, comprise a lens barrel, a camera lens, a load bearing seat and an adjustment element, this camera lens is placed in the inside of this lens barrel, the bottom relative bonding of the top of this load bearing seat and this lens barrel, it is characterized in that, this adjustment element has two ends, and the one end is rotating to be arranged on this load bearing seat, and its other end is screwed together on this lens barrel.
2, lens focussing adjustment machine structure according to claim 1 is characterized in that, the outer wall of this lens barrel is outward extended with a supporting arm, and this supporting arm is equipped with a fixed orifice; One side of this load bearing seat is provided with an embeded slot, and an end of this adjustment element is arranged on this load bearing seat by this embeded slot, and its other end is screwed together on this lens barrel by this fixed orifice.
3, lens focussing adjustment machine structure according to claim 1 is characterized in that, this adjustment element comprises an adjustment part, and this adjustment part is a groove, is located at the top of this adjustment element; One screw part, this screw part is an external thread, is located at the outside surface of this adjustment element; And a fitting portion, this fitting portion is a projection, is located at the bottom of this adjustment element; This fitting portion is embedded in a side of this load bearing seat, and this screw part is screwed together on this lens barrel.
4, lens focussing adjustment machine structure according to claim 2 is characterized in that, this adjustment element comprises an adjustment part, and this adjustment part is the top that a groove is located at this adjustment element; One screw part, this screw part is an external thread, is located at the outside surface of this adjustment element; And a fitting portion, this fitting portion is a projection, is located at the bottom of this adjustment element; This fitting portion is embedded in this embeded slot, and this screw part is screwed together in this fixed orifice.
5, lens focussing adjustment machine structure according to claim 1 and 2 is characterized in that, further comprises a sensor chip in order to sensing image, and this sensor chip is arranged at the bottom of this load bearing seat inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620120420 CN2938152Y (en) | 2006-06-20 | 2006-06-20 | Lens focusing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620120420 CN2938152Y (en) | 2006-06-20 | 2006-06-20 | Lens focusing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2938152Y true CN2938152Y (en) | 2007-08-22 |
Family
ID=38362183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620120420 Expired - Fee Related CN2938152Y (en) | 2006-06-20 | 2006-06-20 | Lens focusing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2938152Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105785543A (en) * | 2016-05-16 | 2016-07-20 | 上海交通大学 | Micron-level high-precision micro lens array positioning mechanism |
| CN105915770A (en) * | 2016-04-19 | 2016-08-31 | 苏州佳世达光电有限公司 | Image acquisition device |
-
2006
- 2006-06-20 CN CN 200620120420 patent/CN2938152Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105915770A (en) * | 2016-04-19 | 2016-08-31 | 苏州佳世达光电有限公司 | Image acquisition device |
| CN105915770B (en) * | 2016-04-19 | 2019-05-24 | 苏州佳世达光电有限公司 | Image capture unit |
| CN105785543A (en) * | 2016-05-16 | 2016-07-20 | 上海交通大学 | Micron-level high-precision micro lens array positioning mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: XINXIANG OPTRONICS CO., LTD. Free format text: FORMER OWNER: A-OPTRONICS TECHNOLOGY INC. Effective date: 20070810 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20070810 Address after: Hsinchu, Taiwan, China Patentee after: Xinxiang Photoelectric Co., Ltd. Address before: Hsinchu, Taiwan, China Patentee before: Dahan Photoelectric Co., Ltd. |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |