CN203688953U - Aperture adjusting device - Google Patents
Aperture adjusting device Download PDFInfo
- Publication number
- CN203688953U CN203688953U CN201420081791.0U CN201420081791U CN203688953U CN 203688953 U CN203688953 U CN 203688953U CN 201420081791 U CN201420081791 U CN 201420081791U CN 203688953 U CN203688953 U CN 203688953U
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- China
- Prior art keywords
- blade
- slide
- regulating device
- window
- rotating disk
- 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 - Lifetime
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- 230000001105 regulatory effect Effects 0.000 claims description 18
- 230000003595 spectral effect Effects 0.000 claims description 14
- 238000005192 partition Methods 0.000 claims description 10
- 230000001276 controlling effect Effects 0.000 claims description 3
- 238000001228 spectrum Methods 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model relates to an aperture adjusting device having a function of switching an infrared edge filter and an all-transparent spectrum filter automatically. An aperture is approximate to a circle at any time and the size of the aperture area is in a controllable state. The exposure is adjusted through uniform changes of the aperture area size. Images of high quality and high definition can be obtained through combination of automatic filter switching and uniform changes of multi-blade aperture area size compared with images obtained by utilizing a traditional filming machine or a camera.
Description
[technical field]
The utility model relates to a kind of aperture regulating device.
[background technology]
In camera field, for the camera lens of having manufactured, we can not arbitrarily change the diameter of camera lens, so we have increased aperture system, the major parameter of aperture system control is exposure, exposure is a very important parameter, and on light bright daytime, we wish that the light receiving will lack; And at light less night, we wish to collect more light, this time, iris diaphragm structure just played a significantly greater role, it can control the size of the light area that leads to camera lens, and traditional aperture is made up of two blades, in the time that aperture changes, aperture area is not uniform variation, neither, at a controllable state, in digitized camera system, become gradually inapplicable.
On existing market, most of aperture is all to adopt solenoid valve to add that Hall element controls, and controls difficulty large.
[utility model content]
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of aperture regulating device is provided, this aperture regulating device possesses cutoff filter and full impregnated spectral filter automatic switching function, aperture is at any time close to a circle, and the size of aperture is in a kind of controlled state, aperture size even variation regulates the size of exposure.
For achieving the above object, the utility model has adopted following technical proposals:
A kind of aperture regulating device, comprise mounting base, motor is installed on described mounting base and is arranged at the electromagnetic valve component of described motor one side, on described mounting base plate face, be provided with circular window, be provided with boss at described mounting base medial surface along described circular window excircle, on described mounting base medial surface, be provided with the projection that multiple circumference array distribute, on described boss, rotating disk is installed, on described rotating disk, be provided with the rotating disk through hole communicating with described circular window, on described rotating disk anchor ring, be provided with multiple reversed columns, on described rotating disk excircle, be provided with shift fork, on described shift fork, be provided with moving tooth, be provided with described moving tooth and coordinate the gearing that drives described dial rotation in described moving tooth one side, gearing action described in described driven by motor, on each described projection, be provided with and can rotate for controlling the blade of camera exposure amount around described projection, on the blade face of described blade, be provided with the arcuate socket that snaps in and drive described blade rotation for described reversed column, the inner side edge of multiple described blades surrounds the aperture that size can change with described blade rotation, above described blade, be provided with dividing plate, on described dividing plate, be provided with the partition window communicating with described circular window, on described dividing plate, be provided with slide, on described slide, be provided with the slide window communicating with described partition window, on described slide window, be provided with cutoff filter and the full impregnated spectral filter that can switch at partition window with electromagnetic valve component driving, above described cutoff filter and full impregnated spectral filter, be covered with lid.
Gearing is the gear set being connected with described motor-shaft extending end as mentioned above, and the gear of described gear set is meshed with the moving tooth on described shift fork.
On the shift fork of rotating disk described above, be provided with the arc-shaped limit hole for limiting described dial rotation angle, in described arc-shaped limit hole, snap in the described projection being arranged on described mounting base.
On dividing plate, be provided with buckle as mentioned above, on described mounting base, be provided with the deck snapping in for described buckle.
In the middle of dividing plate, be provided with the round boss for limiting described blade body piecemeal activity track as mentioned above, be provided with the style of the shoe boss for limiting described root of blade event trace at described dividing plate edge, on described dividing plate plate face, be provided with for preventing that described blade is by the stuck arc boss of described gear train, on described dividing plate another side, be provided with the bar shaped guide rail for supporting described slide.
Inner side edge is circular arc as mentioned above.
The quantity of blade is 3～8 as mentioned above.
The quantity of blade is 6 as mentioned above.
On slide, be provided with two slide windows of arranging side by side as mentioned above, described cutoff filter is installed on one of them slide window, and described full impregnated spectral filter is installed on another slide window.
On electromagnetic valve component, be provided with driving lever as mentioned above, be provided with the hole clipping of passing for described driving lever on described slide, described driving lever drives described slide action.
The beneficial effects of the utility model are:
1, among the utility model, aperture regulating device possesses cutoff filter and full impregnated spectral filter automatic switching function, aperture is at any time close to a circle, and the size of aperture is in a kind of controlled state, aperture size even variation regulates the size of exposure, and quality is higher, image more clearly in conjunction with getting with respect to traditional cameras or photograph function for the automatic switchover of optical filter and multiple-blade aperture area even variation.
2, among the utility model, adopt the variation of motor driving aperture size, control blade movement that can be accurate and stable, and do not need energising to keep.
3, among the utility model, described gearing is the gear set being connected with described motor-shaft extending end, and the gear of described gear set is meshed with the moving tooth on described shift fork, and gear drive operates steadily, and position is accurate, is convenient to control.
4, among the utility model, dividing plate separates optical filter switching component and the control of diaphragm assembly, and the movable guiding rail of optical filter switching component is upwards provided, and limits the activity space of the control of diaphragm assembly downwards.
5, among the utility model, the inner side edge of blade is circular arc, makes the profile of the aperture that multiple inner side edges surround for circular, is convenient to the size of even regulation exposure.
6, among the utility model, on the shift fork on rotating disk excircle, be provided with the arc-shaped limit hole for limiting dial rotation angle, in arc-shaped limit hole, snap in 1 projection being arranged on base plate, this design can prevent that rotating disk from exceeding the maximum among the process of positive and negative rotation, cause the damage to blade, reduce the service precision of camera.
[accompanying drawing explanation]
Fig. 1 is three-dimensional view of the present utility model.
Fig. 2 is the three-dimensional view of another angle of the utility model.
Fig. 3 is explosive view of the present utility model.
Fig. 4 is the three-dimensional view of the utility model gear train.
Fig. 5 is the front elevation of the utility model rotating disk.
Fig. 6 is the front elevation of the utility model blade.
Fig. 7 is the three-dimensional view of the utility model dividing plate.
Fig. 8 is the three-dimensional view of the utility model electromagnetic valve component and slide.
Fig. 9 is the three-dimensional view of the utility model blade and rotating disk.
[embodiment]
Below in conjunction with accompanying drawing, the utility model is done to further detailed description.
As shown in Figures 1 to 9, a kind of aperture regulating device, comprise mounting base 1, motor 2 is installed on described mounting base 1 and is arranged at the electromagnetic valve component 3 of described motor 2 one sides, on described mounting base 1 plate face, be provided with circular window 101, be provided with boss 102 at described mounting base 1 medial surface along described circular window 101 excircles, on described mounting base 1 medial surface, be provided with the projection 103 that multiple circumference array distribute, on described boss 102, rotating disk 4 is installed, on described rotating disk 4, be provided with the rotating disk through hole 401 communicating with described circular window 101, on described rotating disk 4 anchor rings, be provided with multiple reversed columns 402, on described rotating disk 4 excircles, be provided with shift fork 403, on described shift fork 403, be provided with moving tooth 4031, be provided with and coordinate the gearing 5 that drives described rotating disk 4 to rotate with described moving tooth 4031 in described moving tooth 4,031 one sides, described motor 2 drives described gearing 5 to move, on each described projection 103, be provided with and can rotate the blade 6 for controlling camera exposure amount around described projection 103, on the blade face of described blade 6, be provided with the arcuate socket 601 that snaps in and drive described blade 6 to rotate for described reversed column 402, the inner side edge 602 of multiple described blades 6 surrounds size and can rotate and the aperture 7 that changes with described blade 6, above described blade 6, be provided with dividing plate 8, on described dividing plate 8, be provided with the partition window 81 communicating with described circular window 101, on described dividing plate 8, be provided with slide 9, on described slide 9, be provided with the slide window 91 communicating with described partition window 81, on described slide window 91, be provided with and can drive and the cutoff filter 91 and the full impregnated spectral filter 92 that switch at partition window 81 with electromagnetic valve component 3, above described cutoff filter 91 and full impregnated spectral filter 92, be covered with lid 10, among the utility model, aperture regulating device possesses cutoff filter and full impregnated spectral filter automatic switching function, aperture is at any time close to a circle, and the size of aperture is in a kind of controlled state, aperture size even variation regulates the size of exposure, the automatic switchover of optical filter and multiple-blade aperture area even variation are higher in conjunction with getting quality with respect to traditional cameras or photograph function, image more clearly.
As shown in Fig. 3, Fig. 4, Fig. 9, in the present embodiment, described gearing 5 is the gear set 51 being connected with described motor 2 shaft extension ends, the gear of described gear set 51 is meshed with the moving tooth 4031 on described shift fork 403,, gear drive operates steadily, position is accurate, is convenient to control.
As shown in Fig. 3, Fig. 4, Fig. 5, in the present embodiment, on the shift fork 403 of described rotating disk 4, be provided with the arc-shaped limit hole 4032 for limiting described rotating disk 4 rotational angles, in described arc-shaped limit hole 4032, snap in the described projection 103 being arranged on described mounting base 1, this design can prevent that rotating disk from exceeding the maximum among the process of positive and negative rotation, cause the damage to blade, reduce the service precision of camera.
As shown in Fig. 3, Fig. 7, in the present embodiment, on described dividing plate 8, be provided with buckle 82, on described mounting base 1, be provided with the deck 13 snapping in for described buckle 82, the installation of being convenient to dividing plate is fixed.
As Fig. 3, shown in Fig. 7, in the present embodiment, in the middle of described dividing plate 8, be provided with the round boss 83 for limiting described blade 6 main part event traces, be provided with the style of the shoe boss 84 for limiting described blade 6 root event traces at described dividing plate 8 edges, on described dividing plate 8 plate faces, be provided with for preventing that described blade 6 is by the stuck arc boss 85 of described gear train 6, on described dividing plate 8 another sides, be provided with the bar shaped guide rail 86 for supporting described slide 9, among the utility model, dividing plate separates optical filter switching component and the control of diaphragm assembly, the movable guiding rail of optical filter switching component is upwards provided, the activity space of restriction the control of diaphragm assembly downwards, guarantee that optical filter switching component and the control of diaphragm assembly normally move.
As shown in Fig. 3, Fig. 4, Fig. 6, Fig. 9, in the present embodiment, described inner side edge 602 is circular arc, and the profile that makes multiple inner sides become the aperture surrounding is circle, is convenient to the size of even regulation exposure.
As shown in Fig. 3, Fig. 4, Fig. 6, Fig. 9, in the present embodiment, the quantity of described blade 6 is 3～8, and the quantity of blade 6 is preferably 6, and the area surrounding approaches a circle, is convenient to the adjusting of aperture size.
As shown in Fig. 3, Fig. 8, in the present embodiment, on described slide 9, be provided with two slide windows 90 of arranging side by side, described cutoff filter 91 is installed on one of them slide window 90, described full impregnated spectral filter 92 is installed on another slide window 90, is convenient to the switching of cutoff filter 91 and full impregnated spectral filter 92.
As shown in Fig. 3, Fig. 8, in the present embodiment, on described electromagnetic valve component 3, be provided with driving lever 31, on described slide 9, be provided with the hole clipping 93 of passing for described driving lever 31, described driving lever 31 drives described slide 9 to move, and electric current is by electromagnetic valve component 3, electromagnetic valve component 3 drives driving lever 31 to rotate, driving lever 31 drives slide 9 to move, and slide 9 drives cutoff filter 91 and full impregnated spectral filter 92 to switch above partition window 81, realizes the switching of optical filter.
Claims (10)
1. an aperture regulating device, it is characterized in that: comprise mounting base (1), motor (2) is installed on described mounting base (1) and is arranged at the electromagnetic valve component (3) of described motor (2) one sides, on described mounting base (1) plate face, be provided with circular window (101), be provided with boss (102) at described mounting base (1) medial surface along described circular window (101) excircle, on described mounting base (1) medial surface, be provided with the projection (103) that multiple circumference array distribute, rotating disk (4) is installed on described boss (102), on described rotating disk (4), be provided with the rotating disk through hole (401) communicating with described circular window (101), on described rotating disk (4) anchor ring, be provided with multiple reversed columns (402), on described rotating disk (4) excircle, be provided with shift fork (403), on described shift fork (403), be provided with moving tooth (4031), be provided with and coordinate the gearing (5) that drives described rotating disk (4) to rotate with described moving tooth (4031) in described moving tooth (4031) one sides, described motor (2) drives described gearing (5) action, on each described projection (103), be provided with and can rotate the blade (6) for controlling camera exposure amount around described projection (103), on the blade face of described blade (6), be provided with the arcuate socket (601) that snaps in and drive described blade (6) to rotate for described reversed column (402), the inner side edge (602) of multiple described blades (6) surrounds size can rotate the aperture (7) changing with described blade (6), be provided with dividing plate (8) in described blade (6) top, on described dividing plate (8), be provided with the partition window (81) communicating with described circular window (101), on described dividing plate (8), be provided with slide (9), on described slide (9), be provided with the slide window (91) communicating with described partition window (81), on described slide window (91), be provided with cutoff filter (91) and the full impregnated spectral filter (92) that can switch at partition window (81) with electromagnetic valve component (3) driving, be covered with lid (10) at described cutoff filter (91) and full impregnated spectral filter (92) top.
2. aperture regulating device according to claim 1, it is characterized in that: the gear set (51) of described gearing (5) for being connected with described motor (2) shaft extension end, the gear of described gear set (51) is meshed with the moving tooth (4031) on described shift fork (403).
3. aperture regulating device according to claim 1, it is characterized in that: on the shift fork (403) of described rotating disk (4), be provided with the arc-shaped limit hole (4032) for limiting described rotating disk (4) rotational angle, in described arc-shaped limit hole (4032), snap in the described projection (103) being arranged on described mounting base (1).
4. aperture regulating device according to claim 1, is characterized in that: on described dividing plate (8), be provided with buckle (82), be provided with the deck (13) snapping in for described buckle (82) on described mounting base (1).
5. aperture regulating device according to claim 4, it is characterized in that: in the middle of described dividing plate (8), be provided with the round boss (83) for limiting described blade (6) main part event trace, be provided with the style of the shoe boss (84) for limiting described blade (6) root event trace at described dividing plate (8) edge, on described dividing plate (8) plate face, be provided with for preventing that described blade (6) is by the stuck arc boss (85) of described gear train (6), on described dividing plate (8) another side, be provided with the bar shaped guide rail (86) for supporting described slide (9).
6. aperture regulating device according to claim 1, is characterized in that: described inner side edge (602) is circular arc.
7. aperture regulating device according to claim 1, is characterized in that: the quantity of described blade (6) is 3～8.
8. aperture regulating device according to claim 7, is characterized in that: the quantity of described blade (6) is 6.
9. aperture regulating device according to claim 1, it is characterized in that: on described slide (9), be provided with two slide windows (90) of arranging side by side, it is upper that described cutoff filter (91) is installed on one of them slide window (90), and described full impregnated spectral filter (92) is installed on another slide window (90).
10. aperture regulating device according to claim 1, it is characterized in that: on described electromagnetic valve component (3), be provided with driving lever (31), on described slide (9), be provided with the hole clipping (93) of passing for described driving lever (31), described driving lever (31) drives described slide (9) action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420081791.0U CN203688953U (en) | 2014-02-25 | 2014-02-25 | Aperture adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420081791.0U CN203688953U (en) | 2014-02-25 | 2014-02-25 | Aperture adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203688953U true CN203688953U (en) | 2014-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420081791.0U Expired - Lifetime CN203688953U (en) | 2014-02-25 | 2014-02-25 | Aperture adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203688953U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103777433A (en) * | 2014-02-25 | 2014-05-07 | 中山联合光电科技有限公司 | Multi-blade diaphragm adjusting device with optical filter switching function |
| CN105403314A (en) * | 2015-12-22 | 2016-03-16 | 山东神戎电子股份有限公司 | Background correction auxiliary device of thermal imaging system |
| CN107297515A (en) * | 2017-08-15 | 2017-10-27 | 沈阳建筑大学 | A kind of intelligent control electro spindle coolant rate valve body |
| CN108957735A (en) * | 2018-07-26 | 2018-12-07 | 湖北三江航天红林探控有限公司 | Heavy caliber class diaphragm regulating device |
-
2014
- 2014-02-25 CN CN201420081791.0U patent/CN203688953U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103777433A (en) * | 2014-02-25 | 2014-05-07 | 中山联合光电科技有限公司 | Multi-blade diaphragm adjusting device with optical filter switching function |
| CN103777433B (en) * | 2014-02-25 | 2017-02-01 | 中山联合光电科技有限公司 | Multi-blade diaphragm adjusting device with optical filter switching function |
| CN105403314A (en) * | 2015-12-22 | 2016-03-16 | 山东神戎电子股份有限公司 | Background correction auxiliary device of thermal imaging system |
| CN107297515A (en) * | 2017-08-15 | 2017-10-27 | 沈阳建筑大学 | A kind of intelligent control electro spindle coolant rate valve body |
| CN108957735A (en) * | 2018-07-26 | 2018-12-07 | 湖北三江航天红林探控有限公司 | Heavy caliber class diaphragm regulating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHONGSHAN LIANHE PHOTOELECTRIC TECHNOLOGY CO., LTD Free format text: FORMER NAME: ZHONGSHAN UNION OPTIC CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 528400 Zhongshan Torch Development Zone, Guangdong Road, No. 10 Patentee after: Zhong Shan joint opto-electronic Science and Technology Co., Ltd. Address before: 528400 Zhongshan Torch Development Zone, Guangdong Road, No. 10 Patentee before: Union Optech (Zhongshan) Co., Ltd. |