CN203490446U - Aperture adjusting device of camera - Google Patents
Aperture adjusting device of camera Download PDFInfo
- Publication number
- CN203490446U CN203490446U CN201320630103.7U CN201320630103U CN203490446U CN 203490446 U CN203490446 U CN 203490446U CN 201320630103 U CN201320630103 U CN 201320630103U CN 203490446 U CN203490446 U CN 203490446U
- Authority
- CN
- China
- Prior art keywords
- aperture
- blade
- rotating disk
- regulating device
- camera
- 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
Links
- 230000001105 regulatory effect Effects 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 4
- 238000003491 array Methods 0.000 abstract 1
- 238000013459 approach Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Abstract
The utility model relates to an aperture adjusting device of a camera. The aperture adjusting device of the camera comprises a pedestal, the pedestal is provided with a round window, a convex plate is arranged on the inner side face of the pedestal along the outer circumference of the round window, a plurality of convex columns distributed in arrays along the circumference direction are arranged on the inner side face of the pedestal, and a rotary plate is installed on the convex plate. The rotary plate is provided with a rotary plate through hole communicated with the round window, a plurality of dial posts are arranged on the torus of the rotary plate, a shifting fork is arranged on the outer circumference of the rotary plate, the shifting fork is provided with shifting teeth, one side of the shifting teeth is provided with a drive unit matched with the shifting teeth and driving the rotary plate to rotate, each convex column is provided with a blade which can rotate around the convex column, the blade face of each blade is provided with an arc-shaped hole for clamping one dial post and driving the blade to rotate, the inner side edges of a plurality of blades form an aperture, the size of the area of the aperture can be changed along with the rotation of the blades, the aperture of the adjusting device is approximately a circle at any time, the size of the area of the aperture is controllable, by uniformly changing the size of the area of the aperture, the exposure can be adjusted.
Description
[technical field]
The utility model relates to a kind of aperture regulating device of camera.
[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 that aperture system is controlled 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 comprised of two blades, when aperture changes, aperture area is not uniform variation, neither, at a controllable state, in digitized camera system, become gradually inapplicable.
[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 of camera is provided, the aperture of this regulating device 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 of camera, it is characterized in that: comprise base, on described base, be provided with circular window, at described base medial surface, along described circular window excircle, be provided with boss, on described base medial surface, be provided with the projection that a plurality of 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 a plurality of reversed columns, on described rotating disk excircle, be provided with shift fork, on described shift fork, be provided with moving tooth, in described moving tooth one side, be provided with described moving tooth and coordinate the drive unit that drives described dial rotation, described in each, on 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 a plurality of described blades surrounds the aperture that size can change with described blade rotation.
Described inner side edge is circular arc.
Described drive unit comprises the gear set coordinating with described moving tooth and drives the motor of described gear set running.
The quantity of described blade is 5~12.
The quantity of described blade is 6.
On shift fork on described rotating disk excircle, be provided with for limiting the arc-shaped limit hole of described dial rotation angle, in described arc-shaped limit hole, snap in 1 described projection being arranged on described base.
Described base and described rotating disk are made by injected plastics material.
The beneficial effects of the utility model are:
1, among the utility model, pass through the interlock between base, rotating disk, blade and drive unit, realize the aperture size even variation being surrounded by blade inner side edge, thereby regulate the size of camera exposure amount, novel, design ingenious.
2, among the utility model, the inner side edge of blade is circular arc, and the profile that makes a plurality of inner sides become the aperture surrounding is circle, is convenient to the size of even regulation exposure.
3, among the utility model, drive unit comprises the motor of gear set and drive gear set running, and gear drive is accurate, and smooth running is convenient to evenly, accurately regulate the size of camera exposure amount.
4, among the utility model, the quantity of blade can change between 5~12, is preferably 6 or 8, and the area surrounding approaches a circle, is convenient to the adjusting of aperture size.
5, among the utility model, on the shift fork on rotating disk excircle, be provided with for limiting the arc-shaped limit hole of dial rotation angle, in arc-shaped limit hole, snap in 1 projection being arranged on base, 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.
6, among the utility model, base and rotating disk are made by injected plastics material, and low price is saved cost of manufacture.
[accompanying drawing explanation]
Fig. 1 is three-dimensional view of the present utility model.
Fig. 2 is the utility model base view separated with rotating disk and blade.
Fig. 3 is the view of the utility model base, rotating disk, blade separation.
Fig. 4 is the front elevation of blade of the present utility model.
The front elevation of Fig. 5 the utility model aperture maximum.
Fig. 6 is that the utility model aperture area is in moderate front elevation.
Fig. 7 is the front elevation of the utility model aperture in complete closure state.
[embodiment]
Below in conjunction with accompanying drawing, the utility model is done to further detailed description.
As shown in Figures 1 to 7, a kind of aperture regulating device of camera, comprise base 1, on described base 1, be provided with circular window 101, at described base 1 medial surface, along described circular window 101 excircles, be provided with boss 102, on described base 1 medial surface, be provided with the projection 103 that a plurality of circumference array distribute, on described boss 102, rotating disk 2 is installed, on described rotating disk 2, be provided with the rotating disk through hole 201 communicating with described circular window 101, on described rotating disk 2 anchor rings, be provided with a plurality of reversed columns 202, on described rotating disk 2 excircles, be provided with shift fork 203, on described shift fork 203, be provided with moving tooth 2031, in described moving tooth 2,031 one sides, be provided with and coordinate the drive unit 4 that drives described rotating disk 2 to rotate with described moving tooth 2031, described in each, on projection 103, be provided with and can rotate for controlling the blade 3 of camera exposure amount around described projection 103, on the blade face of described blade 3, be provided with the arcuate socket 301 that snaps in and drive described blade 3 to rotate for described reversed column 202, the inner side edge 302 of a plurality of described blades 3 surrounds size can rotate the aperture 5 changing with described blade 3, the aperture of this regulating device 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.
As shown in Figure 1, Figure 4, Figure 5, in the present embodiment, described inner side edge 302 is circular arc, and the profile that makes a plurality of inner sides become the aperture surrounding is circle, is convenient to the size of even regulation exposure.
As shown in Fig. 1, Fig. 3, Fig. 5, in the present embodiment, the motor 402 that described drive unit 4 comprises the gear set 401 coordinating with described moving tooth 2031 and drives described gear set 401 to operate, gear drive is accurate, smooth running, is convenient to evenly, accurately regulate the size of camera exposure amount.
As shown in Figure 1, Figure 4, Figure 5, in the present embodiment, the quantity of described blade 3 is 5~12, is preferably 6 or 8, and the area surrounding approaches a circle, is convenient to the adjusting of aperture size.
As shown in Fig. 3, Fig. 4, Fig. 6 and Fig. 7, in the present embodiment, on shift fork 203 on described rotating disk 2 excircles, be provided with for limiting the arc-shaped limit hole 2032 of described rotating disk 2 rotational angles, in described arc-shaped limit hole 2032, snap in 1 described projection 103 being arranged on described 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. 1, Fig. 3, Fig. 4, Fig. 5, in the present embodiment, described base 1 and described rotating disk 2 are made by injected plastics material, and low price is saved cost of manufacture.
Claims (7)
1. the aperture regulating device of a camera, it is characterized in that: comprise base (1), on described base (1), be provided with circular window (101), at described base (1) medial surface, along described circular window (101) excircle, be provided with boss (102), on described base (1) medial surface, be provided with the projection (103) that a plurality of circumference array distribute, rotating disk (2) is installed on described boss (102), on described rotating disk (2), be provided with the rotating disk through hole (201) communicating with described circular window (101), on described rotating disk (2) anchor ring, be provided with a plurality of reversed columns (202), on described rotating disk (2) excircle, be provided with shift fork (203), on described shift fork (203), be provided with moving tooth (2031), in described moving tooth (2031) one sides, be provided with and coordinate the drive unit (4) that drives described rotating disk (2) to rotate with described moving tooth (2031), on projection described in each (103), be provided with and can rotate for controlling the blade (3) of camera exposure amount around described projection (103), on the blade face of described blade (3), be provided with the arcuate socket (301) that snaps in and drive described blade (3) to rotate for described reversed column (202), the inner side edge (302) of a plurality of described blades (3) surrounds size can rotate the aperture (5) changing with described blade (3).
2. the aperture regulating device of camera according to claim 1, is characterized in that: described inner side edge (302) is circular arc.
3. the aperture regulating device of camera according to claim 1, is characterized in that: described drive unit (4) comprises the gear set (401) coordinating with described moving tooth (2031) and the motor (402) that drives described gear set (401) running.
4. the aperture regulating device of camera according to claim 1, is characterized in that: the quantity of described blade (3) is 5~12.
5. the aperture regulating device of camera according to claim 4, is characterized in that: the quantity of described blade (3) is 6.
6. the aperture regulating device of camera according to claim 1, it is characterized in that: on the shift fork (203) on described rotating disk (2) excircle, be provided with for limiting the arc-shaped limit hole (2032) of described rotating disk (2) rotational angle, in described arc-shaped limit hole (2032), snap in 1 described projection (103) being arranged on described base (1).
7. the aperture regulating device of camera according to claim 1, is characterized in that: described base (1) and described rotating disk (2) are made by injected plastics material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320630103.7U CN203490446U (en) | 2013-10-12 | 2013-10-12 | Aperture adjusting device of camera |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201320630103.7U CN203490446U (en) | 2013-10-12 | 2013-10-12 | Aperture adjusting device of camera |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203490446U true CN203490446U (en) | 2014-03-19 |
Family
ID=50261267
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201320630103.7U Expired - Lifetime CN203490446U (en) | 2013-10-12 | 2013-10-12 | Aperture adjusting device of camera |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203490446U (en) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN105607386A (en) * | 2014-11-18 | 2016-05-25 | 精工精密株式会社 | Diaphragm device and optical instrument |
CN105651230A (en) * | 2016-03-02 | 2016-06-08 | 浙江工业职业技术学院 | Visible noodle batchmeter |
CN107147831A (en) * | 2017-05-31 | 2017-09-08 | 广东欧珀移动通信有限公司 | Aperture assemblies, CCD camera assembly and the electronic equipment of camera |
CN108562364A (en) * | 2017-12-25 | 2018-09-21 | 重庆普永科技发展有限公司 | A kind of portable FLIR thermal infrared imagers |
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 |
CN113014766A (en) * | 2021-02-23 | 2021-06-22 | 维沃移动通信有限公司 | Terminal device |
CN114924385A (en) * | 2022-05-24 | 2022-08-19 | 鸿日光学科技(福建)有限责任公司 | Security monitoring lens and control method thereof |
-
2013
- 2013-10-12 CN CN201320630103.7U patent/CN203490446U/en not_active Expired - Lifetime
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105607386A (en) * | 2014-11-18 | 2016-05-25 | 精工精密株式会社 | Diaphragm device and optical instrument |
CN105607386B (en) * | 2014-11-18 | 2019-06-25 | 精工精密株式会社 | Iris apparatus and optical device |
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 |
CN105651230A (en) * | 2016-03-02 | 2016-06-08 | 浙江工业职业技术学院 | Visible noodle batchmeter |
CN107147831A (en) * | 2017-05-31 | 2017-09-08 | 广东欧珀移动通信有限公司 | Aperture assemblies, CCD camera assembly and the electronic equipment of camera |
CN108562364A (en) * | 2017-12-25 | 2018-09-21 | 重庆普永科技发展有限公司 | A kind of portable FLIR thermal infrared imagers |
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 |
CN113014766A (en) * | 2021-02-23 | 2021-06-22 | 维沃移动通信有限公司 | Terminal device |
CN114924385A (en) * | 2022-05-24 | 2022-08-19 | 鸿日光学科技(福建)有限责任公司 | Security monitoring lens and control method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN203490446U (en) | Aperture adjusting device of camera | |
CN201523016U (en) | Sunlight tracking device | |
CN104155827B (en) | A kind of stepping iris apparatus of band photoelectric detection system | |
CN103697388B (en) | A kind of light guide lamp for automobile | |
CN204598758U (en) | Plant cultivation frame height adjustable light supply apparatus | |
CN102055378A (en) | Sunlight tracker | |
CN203688953U (en) | Aperture adjusting device | |
CN205157821U (en) | Multiple -blade light ring system of manual regulation | |
CN203490445U (en) | Controllable aperture switching system | |
CN103777433B (en) | Multi-blade diaphragm adjusting device with optical filter switching function | |
CN205123900U (en) | Manual rotation monitoring device of base control turn right or left head | |
CN205919825U (en) | Adjust two horizontally every single move formula laser line instrument | |
CN208987456U (en) | A kind of spray head of the adjustable water flow in gardens | |
CN208997011U (en) | Air port direction-adjustable air blower | |
CN202609622U (en) | Automatic distributing device | |
CN203289953U (en) | Flowerpot with sunshine management function | |
CN203330010U (en) | Novel color selector reflector | |
CN203671461U (en) | Assembly achieving autorotation and revolution of effect wheel | |
WO2019075936A1 (en) | Lens processing apparatus and method | |
CN201993511U (en) | Disc-type adjustable aperture diaphragm device | |
CN204827970U (en) | Adjustable flabellum inclination's small fan | |
CN203965782U (en) | A kind of changeover module with spinfunction | |
CN203773205U (en) | Monitor aperture control device and monitor lens | |
CN209379974U (en) | Hole milling machine | |
CN208090580U (en) | A kind of stage lighting with dynamic scene switching construction |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP03 | Change of name, title or address |
Address after: 528400 Zhongshan Torch Development Zone, Guangdong Road, No. 10 Patentee after: UNION OPTECH Co.,Ltd. Address before: 528400 Guangdong province Zhongshan Dongli Torch Development Zone torch joint electronic city building A3 Patentee before: UNION OPTECH Co.,Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20140319 |
|
CX01 | Expiry of patent term |