CN104252027A - Lens - Google Patents
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- Publication number
- CN104252027A CN104252027A CN201410455830.3A CN201410455830A CN104252027A CN 104252027 A CN104252027 A CN 104252027A CN 201410455830 A CN201410455830 A CN 201410455830A CN 104252027 A CN104252027 A CN 104252027A
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- CN
- China
- Prior art keywords
- location division
- change
- barricade
- teat
- lens barrel
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- 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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- Lens Barrels (AREA)
- Structure And Mechanism Of Cameras (AREA)
Abstract
The invention provides a lens, which comprises a lens tube and a first rotating ring, wherein the lens tube is provided with a first positioning part, a first projected part and a second projected part, the first projected part and the second projected part are positioned at the two sides of the first positioning part, the first rotating ring is provided with a second positioning part, a first retaining wall and a second retaining wall, and the first retaining wall and the second retaining wall are positioned at the two sides of the second positioning part. When the first rotating ring is arranged on the lens tube, the first positioning part and the second positioning part are mutually clamped and fixed, and in addition, the first retaining wall and the second retaining wall respectively prevent the first projected part and the second projected part from rotating relative to the axial line of the first positioning part.
Description
Technical field
The present invention about a kind of camera lens, espespecially a kind of camera lens assembling lens barrel and change in fixing mode.
Background technology
Camera lens is the indispensable main element of camera and projector, and generally speaking, camera lens can be divided into dolly camera (that is, zoom lens) and tight shot, and both are focal length value at maximum difference.The focal length value of tight shot is a single numerical value, and the focal length value of dolly camera is then a segment limit.Compare with tight shot, many changes being used for adjusting focal length value on dolly camera.User's this change rotatable, to select desired focal length value.At present, the change on camera lens is all directly be attached on lens barrel with screw.But, when change being attached on lens barrel with screw, likely because the power locked is excessive, and making the lens combination in lens barrel depart from predetermined light path, and then the imaging of camera lens is impacted.
Summary of the invention
The object of the present invention is to provide a kind of camera lens assembling lens barrel and change in fixing mode, to solve the problem.
For achieving the above object, the invention provides a kind of camera lens, comprising:
Lens barrel, has the first location division, the first teat and the second teat, and this first teat and this second teat are positioned at the both sides of this first location division; And
First change, has the second location division, the first barricade and the second barricade, and this first barricade and this second barricade are positioned at the both sides of this second location division;
Wherein, when this first change is arranged on this lens barrel, this first location division and this second location division fix mutually, and this first barricade and this second barricade difference this first teat of backstop and the axis of this second teat relative to this first location division rotates.
Preferably, this first barricade limits this first teat this axis relative to this first location division and rotates towards first direction, this second barricade limits this second teat this axis relative to this first location division and rotates towards second direction, and this first direction is contrary with this second direction.
Preferably, this first change also has third gear wall and fourth gear wall, this third gear wall is relative with this first barricade, this fourth gear wall is relative with this second barricade, when this first change is arranged on this lens barrel, this first teat is between this first barricade and this third gear wall, and this second teat is between this second barricade and this fourth gear wall.
Preferably, also comprise the second change, wherein this first change has two first holding sections, and this second change has two second holding sections, and when this second change is arranged on this lens barrel, this two first holding section fixes mutually with this two second holding section respectively.
Preferably, this lens barrel also has the 3rd location division, and this second change has the 4th location division, and when this second change is arranged on this lens barrel, the 3rd location division and the 4th location division fix mutually.
Preferably, this first location division is reference column, and this second location division is pilot hole.
Preferably, this camera lens is applied to camera or projector.
In sum, the present invention arranges the first location division, the first teat and the second teat on lens barrel, and in the first change, arrange the second corresponding location division, the first barricade and the second barricade.Therefore, assembler can fix mutually by making the first location division and the second location division, and the first change is arranged on lens barrel.First change be arranged at after on lens barrel, the first barricade and the second barricade namely can distinguish backstop first teat and the axis of the second teat relative to the first location division rotates, and the first change is fixed on lens barrel.In addition, the present invention arranges two first holding sections in the first change, and in the second change, arrange two second corresponding holding sections.Therefore, the first change be arranged at after on lens barrel, assembler can make two first holding sections mutually fix with two second holding sections respectively, and the second change is arranged on lens barrel.Because the present invention fixes mode to assemble lens barrel and change, prior art can be avoided with the impact of screw locking on lens imaging.
Can be further understood by following detailed Description Of The Invention and institute's accompanying drawings about the advantages and spirit of the present invention.
Accompanying drawing explanation
Fig. 1 is the stereographic map of the camera lens according to the embodiment of the present invention.
Fig. 2 is the explosive view of the camera lens in Fig. 1.
Fig. 3 is that the camera lens in Fig. 1 is in the explosive view at another visual angle.
Fig. 4 is the sectional view of the camera lens in Fig. 1 along X-X line.
Fig. 5 is the stereographic map of the first change according to another embodiment of the present invention.
Embodiment
Refer to Fig. 1 to Fig. 4, Fig. 1 is the stereographic map of the camera lens 1 according to the embodiment of the present invention, and Fig. 2 is the explosive view of the camera lens 1 in Fig. 1, Fig. 3 be camera lens 1 in Fig. 1 in the explosive view at another visual angle, Fig. 4 is the sectional view of the camera lens 1 in Fig. 1 along X-X line.
As shown in Figures 1 to 4, camera lens 1 comprises lens barrel 10, first change 12 and the second change 14.Camera lens 1 can be applicable to camera, projector or other there is the electronic installation of imaging function, depending on practical application.In practical application, in lens barrel 10, be provided with the lens combination 16 in order to imaging.Lens barrel 10 has the first location division 100, first teat 102 and the second teat 104, and wherein the first teat 102 and the second teat 104 are positioned at the both sides of the first location division 100.First change 12 has the second location division 120, first barricade 122 and the second barricade 124, and wherein the first barricade 122 and the second barricade 124 are positioned at the both sides of the second location division 120.In this embodiment, the position of the first location division 100 is corresponding with the position of the second location division 120, and the position of the first teat 102 is corresponding with the position of the first barricade 122, and the position of the second teat 104 is corresponding with the position of the second barricade 124.In addition, the first change 12 can have two first holding sections 126, and the second change 14 can have two second holding sections 140, and wherein the position of two first holding sections 126 is corresponding with the position of two second holding sections 140.Moreover lens barrel 10 can have the 3rd location division 106, and the second change 14 can have the 4th location division 142, and wherein the position of the 3rd location division 106 is corresponding with the position of the 4th location division 142.
In time assembling camera lens 1, the first location division 100 of lens barrel 10 first can be aimed in the second location division 120 of the first change 12 by assembler, to make the first location division 100 and the second location division 120 mutually fix, and the first change 12 is arranged on lens barrel 10.In this embodiment, the first location division 100 is reference column, and the second location division 120 is pilot hole, and therefore the first location division 100 can be inserted in the second location division 120 by assembler, mutually fixes to make the first location division 100 and the second location division 120.Preferably, the first location division 100 and the second location division 120 can be made mutually to fix in the mode of loose fit, the imaging affecting camera lens 1 to avoid producing unnecessary stress when assembling.But via suitable design, the first location division 100 and the second location division 120 can also friction tight mode fix mutually, are not limited with loose fit.It should be noted that, the first location division 100 also can be designed to pilot hole by the present invention, and the second location division 120 is designed to reference column, to reach above-mentioned fixing effect.
As shown in Figure 4, when the first change 12 is arranged on lens barrel 10, namely first location division 100 can fix with the second location division 120 mutually, and namely the first barricade 122 and the second barricade 124 can distinguish backstop first teat 102 and the second teat 104 rotates relative to the axis A of the first location division 100.In this embodiment, first barricade 122 is that the axis A of restriction first teat 102 relative to the first location division 100 rotates towards the first direction D1 shown in Fig. 1, and the second barricade 124 is restriction second teats 104 rotates towards the second direction D2 shown in Fig. 1 relative to the axis A of the first location division 100, wherein first direction D1 is contrary with second direction D2.By this, the first change 12 is fixed on lens barrel 10 by the mode that namely can fix, and prevents the first change 12 from rotating relative to lens barrel 10.
First change 12 is being arranged at after on lens barrel 10, the 3rd location division 106 of lens barrel 10 can be aimed in 4th location division 142 of the second change 14 by assembler again, mutually fix to make the 3rd location division 106 and the 4th location division 142, and two second holding sections 140 of the second change 14 are aimed at two first holding sections 126 of the first change 12, to make two first holding sections 126 mutually fix with two second holding sections 140 respectively, and the second change 14 is arranged on lens barrel 10.In this embodiment, the 3rd location division 106 is reference column, and the 4th location division 142 is pilot hole, and therefore the 3rd location division 106 can be inserted in the 4th location division 142 by assembler, mutually fixes to make the 3rd location division 106 and the 4th location division 142.Preferably, the 3rd location division 106 and the 4th location division 142 can be made mutually to fix in the mode of loose fit, the imaging affecting camera lens 1 to avoid producing unnecessary stress when assembling.But via suitable design, the 3rd location division 106 and the 4th location division 142 can also friction tight mode fix mutually, are not limited with loose fit.It should be noted that, the 3rd location division 106 also can be designed to pilot hole by the present invention, and the 4th location division 142 is designed to reference column, to reach above-mentioned fixing effect.In addition, the first holding section 126 and the second holding section 140 can be the snap fit cooperatively interacted, but not as limit.
As shown in Figure 4, when the second change 14 is arranged on lens barrel 10, namely the 3rd location division 106 can fix with the 4th location division 142 mutually, and namely two first holding sections 126 can fix with two second holding sections 140 respectively mutually.By this, namely can fix mode the second change 14 is fixed on lens barrel 10.Because the second change 14 mutually fixes with the first change 12, and the first change 12 cannot be rotated relative to lens barrel 10, and therefore the second change 14 also cannot be rotated relative to lens barrel 10.
When lens barrel 10 is the flexible lens barrel of focus adjustable value, user and rotatable first change 12 and the second change 14, to be with moving lens barrel 10 to elongate or shorten, and then the focal length value of adjustment camera lens 1.
Refer to Fig. 5, Fig. 5 is the stereographic map of the first change 12' according to another embodiment of the present invention.The main difference part of the first change 12' and the first above-mentioned change 12 is, the first change 12' separately has third gear wall 128 and fourth gear wall 130, and wherein third gear wall 128 is relative with the first barricade 122, and fourth gear wall 130 is relative with the second barricade 124.When being arranged at as the first change 12' on the lens barrel 10 in Fig. 2, the first teat 102 namely can between the first barricade 122 and third gear wall 128, and the second teat 104 namely can between the second barricade 124 and fourth gear wall 130.By this, the first barricade 122 can be utilized to cooperatively interact with third gear wall 128, and utilize the second barricade 124 and fourth gear wall 130, prevent the first change 12' from rotating relative to lens barrel 10.It should be noted that, the element of label identical with shown in Fig. 1 to Fig. 4 in Fig. 5, its action principle is roughly the same, does not repeat them here.
In sum, the present invention arranges the first location division, the first teat and the second teat on lens barrel, and in the first change, arrange the second corresponding location division, the first barricade and the second barricade.Therefore, assembler can fix mutually by making the first location division and the second location division, and the first change is arranged on lens barrel.First change be arranged at after on lens barrel, the first barricade and the second barricade namely can distinguish backstop first teat and the axis of the second teat relative to the first location division rotates, and the first change is fixed on lens barrel.In addition, the present invention arranges two first holding sections in the first change, and in the second change, arrange two second corresponding holding sections.Therefore, the first change be arranged at after on lens barrel, assembler can make two first holding sections mutually fix with two second holding sections respectively, and the second change is arranged on lens barrel.Because the present invention fixes mode to assemble lens barrel and change, prior art can be avoided with the impact of screw locking on lens imaging.
The foregoing is only preferred embodiment of the present invention, all equalizations done according to the claims in the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (7)
1. a camera lens, is characterized in that, comprises:
Lens barrel, has the first location division, the first teat and the second teat, and this first teat and this second teat are positioned at the both sides of this first location division; And
First change, has the second location division, the first barricade and the second barricade, and this first barricade and this second barricade are positioned at the both sides of this second location division;
Wherein, when this first change is arranged on this lens barrel, this first location division and this second location division fix mutually, and this first barricade and this second barricade difference this first teat of backstop and the axis of this second teat relative to this first location division rotates.
2. camera lens as claimed in claim 1, it is characterized in that, this first barricade limits this first teat this axis relative to this first location division and rotates towards first direction, this second barricade limits this second teat this axis relative to this first location division and rotates towards second direction, and this first direction is contrary with this second direction.
3. camera lens as claimed in claim 1, it is characterized in that, this first change also has third gear wall and fourth gear wall, this third gear wall is relative with this first barricade, this fourth gear wall is relative with this second barricade, when this first change is arranged on this lens barrel, this first teat is between this first barricade and this third gear wall, and this second teat is between this second barricade and this fourth gear wall.
4. camera lens as claimed in claim 1, it is characterized in that, also comprise the second change, wherein this first change has two first holding sections, this second change has two second holding sections, when this second change is arranged on this lens barrel, this two first holding section fixes mutually with this two second holding section respectively.
5. camera lens as claimed in claim 4, it is characterized in that, this lens barrel also has the 3rd location division, and this second change has the 4th location division, and when this second change is arranged on this lens barrel, the 3rd location division and the 4th location division fix mutually.
6. camera lens as claimed in claim 1, it is characterized in that, this first location division is reference column, and this second location division is pilot hole.
7. camera lens as claimed in claim 1, it is characterized in that, this camera lens is applied to camera or projector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410455830.3A CN104252027B (en) | 2014-09-09 | 2014-09-09 | Camera lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410455830.3A CN104252027B (en) | 2014-09-09 | 2014-09-09 | Camera lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104252027A true CN104252027A (en) | 2014-12-31 |
| CN104252027B CN104252027B (en) | 2016-09-07 |
Family
ID=52187094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410455830.3A Active CN104252027B (en) | 2014-09-09 | 2014-09-09 | Camera lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104252027B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008233935A (en) * | 2002-10-11 | 2008-10-02 | Hoya Corp | Zoom lens barrel |
| CN102455477A (en) * | 2010-10-29 | 2012-05-16 | 鸿富锦精密工业（深圳）有限公司 | Lens device |
| US20120162782A1 (en) * | 2010-12-25 | 2012-06-28 | Hon Hai Precision Industry Co., Ltd. | Compact zoom lens barrel |
| JP2013047752A (en) * | 2011-08-29 | 2013-03-07 | Ricoh Co Ltd | Lens barrel |
-
2014
- 2014-09-09 CN CN201410455830.3A patent/CN104252027B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008233935A (en) * | 2002-10-11 | 2008-10-02 | Hoya Corp | Zoom lens barrel |
| CN102455477A (en) * | 2010-10-29 | 2012-05-16 | 鸿富锦精密工业（深圳）有限公司 | Lens device |
| US20120162782A1 (en) * | 2010-12-25 | 2012-06-28 | Hon Hai Precision Industry Co., Ltd. | Compact zoom lens barrel |
| JP2013047752A (en) * | 2011-08-29 | 2013-03-07 | Ricoh Co Ltd | Lens barrel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104252027B (en) | 2016-09-07 |
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