CN107526231A - A kind of manual lens cap - Google Patents
A kind of manual lens cap Download PDFInfo
- Publication number
- CN107526231A CN107526231A CN201710905772.3A CN201710905772A CN107526231A CN 107526231 A CN107526231 A CN 107526231A CN 201710905772 A CN201710905772 A CN 201710905772A CN 107526231 A CN107526231 A CN 107526231A
- Authority
- CN
- China
- Prior art keywords
- lens
- pin
- groove
- lens barrel
- camera lens
- 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.)
- Granted
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Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B11/00—Filters or other obturators specially adapted for photographic purposes
- G03B11/04—Hoods or caps for eliminating unwanted light from lenses, viewfinders or focusing aids
- G03B11/043—Protective lens closures or lens caps built into cameras
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Lens Barrels (AREA)
- Accessories Of Cameras (AREA)
Abstract
The invention discloses a kind of manual lens cap,Including lens barrel before camera lens,Cover plate,Neck pin and locking pin,Wherein,Set before camera lens on the inwall of lens barrel fluted,The notch of groove is vertical with the axis of lens barrel before camera lens,Multiple through holes are offered on the outer wall of groove,The side of lens barrel before camera lens is provided with annular boss on cover plate,Multiple neck pins are fixed with annular boss,The length direction of neck pin is vertical with the axis of lens barrel before camera lens,Side away from lens barrel before camera lens on cover plate is provided with locking pin,The quantity of neck pin is identical with the quantity of through hole,Pull up locking pin,Neck pin aligned through holes are pressed,So that neck pin enters in groove,Then it is rotated up in a groove spacing by the side wall of groove,Press in locking pin insertion through hole,Cover plate is fixed on before camera lens on lens barrel and can not rotated,So as to avoid coming off.
Description
Technical field
The present invention relates to lens cap technical field, more particularly to a kind of manual lens cap.
Background technology
In small-bore optical lens be required for being closed the thang-kng of its front end with lens cap after assembling, transport and observation
Light path, so as to prevent dust pollution minute surface or other junks fall into optical lens from preceding lens barrel from destroying related optical component.Mesh
Preceding lens cap is typically divided to electronic and manual two kinds of forms, in the case of without particular/special requirement, typically all use manual lens cap.
When vibrating larger or artificial maloperation, lens cap may loosen and reversely revolve currently used manual lens cap
Transduction cause comes off.
Therefore, how a kind of manual lens cap is provided, is that current those skilled in the art are urgently to be resolved hurrily to avoid coming off
Technical problem.
The content of the invention
In view of this, it is an object of the invention to provide a kind of manual lens cap, to avoid coming off.
In order to achieve the above object, the present invention provides following technical scheme：
A kind of manual lens cap, including lens barrel, cover plate, neck pin and locking pin before camera lens, wherein,
Fluted, the axis of the notch of the groove and lens barrel before the camera lens is set before the camera lens on the inwall of lens barrel
Vertically, multiple through holes are offered on the outer wall of the groove,
The side of lens barrel before the camera lens is provided with annular boss on the cover plate, is fixed with the annular boss
Multiple neck pins, the length direction of the neck pin is vertical with the axis of lens barrel before the camera lens, on the cover plate
Side away from lens barrel before the camera lens is provided with the locking pin,
The quantity of the neck pin is identical with the quantity of the through hole,
The locking pin is pulled up, the neck pin is aligned into the through hole presses so that the neck pin enters
In the groove, then it is rotated up in the groove spacing by the side wall of the groove, presses locking pin insertion
In the through hole, the cover plate is fixed on before the camera lens on lens barrel and can not rotated.
Preferably, above-mentioned locking pin is internally provided with back-moving spring.
Preferably, above-mentioned locking pin has self-locking device.
Preferably, pin connection transition seat is provided with above-mentioned cover plate, the locking pin is arranged on the pin connection
On transition seat.
Preferably, above-mentioned manual lens cap also includes groove ring, has the groove, the groove on the groove ring
Ring is fixed on before the camera lens on lens barrel.
Preferably, above-mentioned through hole is three.
Preferably, above-mentioned through hole is evenly distributed in a circumferential direction.
Preferably, above-mentioned manual lens cap also includes being arranged on the side away from lens barrel before the camera lens on the cover plate
Handle.
Preferably, above-mentioned handle is two and is evenly distributed in a circumferential direction.
Manual lens cap provided by the invention, including lens barrel, cover plate, neck pin and locking pin before camera lens, wherein, institute
State and set before camera lens fluted on the inwall of lens barrel, the notch of the groove is vertical with the axis of lens barrel before the camera lens, described
Offer multiple through holes on the outer wall of groove, the side of lens barrel before the camera lens be provided with annular boss on the cover plate,
Multiple neck pins, the length direction of the neck pin and lens barrel before the camera lens are fixed with the annular boss
Axis is vertical, and the side away from lens barrel before the camera lens on the cover plate is provided with the locking pin, the neck pin
Quantity is identical with the quantity of the through hole, pulls up the locking pin, and the neck pin is aligned into the through hole presses so that
The neck pin enters in the groove, is then rotated up in the groove spacing by the side wall of the groove, presses
The locking pin is inserted in the through hole, and the cover plate is fixed on before the camera lens on lens barrel and can not rotated.So as to avoid
Come off.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is the side structure schematic view of manual lens cap provided in an embodiment of the present invention；
Fig. 2 Fig. 1 A portions mplifying structure schematic diagram；
Fig. 3 is manual lens cap cover plate provided in an embodiment of the present invention to the structural representation before spacing；
Fig. 4 is manual lens cap cover plate provided in an embodiment of the present invention to the structural representation after spacing.
In figure 1 above -4：
Lens barrel 1 before camera lens, groove ring 2, cover plate 3, neck pin 4, locking pin 5, pin connection transition seat 6, handle 7,
Groove 8.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Fig. 1-Fig. 4 is refer to, Fig. 1 is the side structure schematic view of manual lens cap provided in an embodiment of the present invention；Fig. 2 figures
1 A portions mplifying structure schematic diagram；Fig. 3 is that manual lens cap cover plate provided in an embodiment of the present invention shows to the structure before spacing
It is intended to；Fig. 4 is manual lens cap cover plate provided in an embodiment of the present invention to the structural representation after spacing.
Manual lens cap provided in an embodiment of the present invention, including lens barrel 1, cover plate 3, neck pin 4 and lock post before camera lens
Pin 5, wherein, fluted 8 are set before camera lens on the inwall of lens barrel 1, the notch of groove 8 is vertical with the axis of lens barrel before camera lens 1, recessed
Offer multiple through holes on the outer wall of groove 8, the side of lens barrel before camera lens 1 is provided with annular boss, annular boss on cover plate 3
On be fixed with multiple neck pins 4, the length direction of neck pin 4 is vertical with the axis of lens barrel before camera lens 1, remote on cover plate 3
The side of lens barrel 1 is provided with locking pin 5 before camera lens, and the quantity of neck pin 4 is identical with the quantity of through hole, pulls up locking pin
5, the aligned through holes of neck pin 4 are pressed so that neck pin 4 enters in groove 8, is then rotated up in groove 8 recessed
The side wall of groove 8 is spacing, presses locking pin 5 and inserts in through hole, and cover plate 3 is fixed on before camera lens on lens barrel 1 and can not rotated.So as to
Avoid coming off.
Wherein, locking pin 5 is internally provided with back-moving spring, while locking pin 5 also has self-locking device.So work as lock
After only pin 5 pulls up can by self-locking device keep pull up after position self-locking, will not resilience go back, when cover plate 3 rotates
To after spacing, self-locking device is triggered, the resilience in the presence of back-moving spring of locking pin 5 resets.
Wherein, pin connection transition seat 6 is provided with cover plate 3, locking pin 5 is arranged on pin connection transition seat 6.On
The manual lens cap stated also includes groove ring 2, has groove 8 on groove ring 2, and groove ring 2 is fixed on before camera lens on lens barrel 1.It is logical
Hole can be three, and through hole is evenly distributed in a circumferential direction.
Wherein, above-mentioned manual lens cap also includes being arranged on the handle 7 away from the side of lens barrel 1 before camera lens on cover plate 3.
Cover plate 3 can be preferably driven to rotate by handle 7.Handle 7 is two and is evenly distributed in a circumferential direction.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (9)
- A kind of 1. manual lens cap, it is characterised in that including lens barrel, cover plate, neck pin and locking pin before camera lens, wherein,Set fluted before the camera lens on the inwall of lens barrel, the axis of the notch of the groove and lens barrel before the camera lens hangs down Directly, multiple through holes are offered on the outer wall of the groove,The side of lens barrel before the camera lens is provided with annular boss on the cover plate, is fixed with the annular boss multiple The neck pin, the length direction of the neck pin is vertical with the axis of lens barrel before the camera lens, remote on the cover plate The side of lens barrel is provided with the locking pin before the camera lens,The quantity of the neck pin is identical with the quantity of the through hole,The locking pin is pulled up, the neck pin is aligned into the through hole presses so that described in the neck pin enters In groove, then it is rotated up spacing by the side wall of the groove, is pressed described in locking pin insertion in the groove In through hole, the cover plate is fixed on before the camera lens on lens barrel and can not rotated.
- 2. manual lens cap according to claim 1, it is characterised in that the locking pin is internally provided with reset bullet Spring.
- 3. manual lens cap according to claim 2, it is characterised in that the locking pin has self-locking device.
- 4. manual lens cap according to claim 1, it is characterised in that pin connection transition is provided with the cover plate Seat, the locking pin are arranged on the pin connection transition seat.
- 5. manual lens cap according to claim 1, it is characterised in that also including groove ring, have on the groove ring The groove, the groove ring are fixed on before the camera lens on lens barrel.
- 6. manual lens cap according to claim 1, it is characterised in that the through hole is three.
- 7. manual lens cap according to claim 1, it is characterised in that the through hole is in a circumferential direction in uniform point Cloth.
- 8. manual lens cap according to claim 1, it is characterised in that also include being arranged on the cover plate away from described The handle of the side of lens barrel before camera lens.
- 9. manual lens cap according to claim 1, it is characterised in that the handle is two and is in a circumferential direction It is uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710905772.3A CN107526231B (en) | 2017-09-29 | 2017-09-29 | Manual lens cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710905772.3A CN107526231B (en) | 2017-09-29 | 2017-09-29 | Manual lens cap |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107526231A true CN107526231A (en) | 2017-12-29 |
| CN107526231B CN107526231B (en) | 2020-05-08 |
Family
ID=60683856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710905772.3A Active CN107526231B (en) | 2017-09-29 | 2017-09-29 | Manual lens cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107526231B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009086454A (en) * | 2007-10-01 | 2009-04-23 | Nikon Vision Co Ltd | Lens cap and optical equipment |
| CN201364449Y (en) * | 2009-02-17 | 2009-12-16 | 张新元 | Easy-mounting general type lens hood |
| CN102981236A (en) * | 2012-12-25 | 2013-03-20 | 中国科学院长春光学精密机械与物理研究所 | Anti-release lens sealing device |
| CN103246037A (en) * | 2013-05-31 | 2013-08-14 | 珠海市川富光学技术有限公司 | Multifunctional CPL polarizing and adjustable ND filter |
| CN206159772U (en) * | 2016-11-11 | 2017-05-10 | 冯勇强 | Ball attachment support |
-
2017
- 2017-09-29 CN CN201710905772.3A patent/CN107526231B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009086454A (en) * | 2007-10-01 | 2009-04-23 | Nikon Vision Co Ltd | Lens cap and optical equipment |
| CN201364449Y (en) * | 2009-02-17 | 2009-12-16 | 张新元 | Easy-mounting general type lens hood |
| CN102981236A (en) * | 2012-12-25 | 2013-03-20 | 中国科学院长春光学精密机械与物理研究所 | Anti-release lens sealing device |
| CN103246037A (en) * | 2013-05-31 | 2013-08-14 | 珠海市川富光学技术有限公司 | Multifunctional CPL polarizing and adjustable ND filter |
| CN206159772U (en) * | 2016-11-11 | 2017-05-10 | 冯勇强 | Ball attachment support |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107526231B (en) | 2020-05-08 |
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