CN202975554U - Manual iris for camera - Google Patents
Manual iris for camera Download PDFInfo
- Publication number
- CN202975554U CN202975554U CN 201220730288 CN201220730288U CN202975554U CN 202975554 U CN202975554 U CN 202975554U CN 201220730288 CN201220730288 CN 201220730288 CN 201220730288 U CN201220730288 U CN 201220730288U CN 202975554 U CN202975554 U CN 202975554U
- Authority
- CN
- China
- Prior art keywords
- plectrum
- driving lever
- camera
- lever post
- manual iris
- 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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Abstract
The utility model discloses a manual iris for a camera. The manual iris for the camera comprises a baseplate support, a plurality of blades rotatablely connected on the baseplate support through a blade spindle, a plectrum capable of rotating around a plectrum spindle and connected on the baseplate support, and the plectrum spindle is parallel to the blade spindle. The manual iris for the camera further comprises a manual control device of irises. The manual control device of the irises comprises an operating part capable of rotating around an operating spindle and connected on the baseplate support. A driving lever post is fixedly arranged on the operating part, a driving elongated slot is formed in the plectrum, lengthwise direction of the driving elongated slot is the same with radial direction of a circle which adopts axis of the plectrum spindle as center of the circle, and the driving lever post is inserted in the driving elongated slot. By means of rotating the operating part, the plectrum is driven to rotate around the plectrum under match of the driving lever post and the driving elongated slot, and therefore opening and closing of the plurality of blades are controlled, and the irises are adjusted manually. The manual iris for a camera is simple in structure and low in production cost.
Description
Technical field
The utility model relates to a kind of camera manual iris.
Background technology
A kind of camera manual iris of the prior art, some is auto iris, comprise floor board framing, be rotatably connected on a plurality of blades on described floor board framing, can be rotatably connected on plectrum on described floor board framing around described plectrum rotating shaft by blade rotor respectively, described plectrum rotating shaft parallels with described blade rotor, can rotate according to the strength control plectrum of light, thereby control the folding of a plurality of blades, the final aperture size of automatically regulating, still the camera of this structure is expensive; It is fixed also having the aperture of the camera of some, but this aperture can not adapt to the needs of different occasions.
The utility model content
The technical problems to be solved in the utility model is to provide a kind of camera manual iris.
in order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of camera manual iris, comprise floor board framing, be rotatably connected on a plurality of blades 4 on described floor board framing by blade rotor respectively, can be rotatably connected on plectrum 2 on described floor board framing around described plectrum rotating shaft, described plectrum rotating shaft parallels with described blade rotor, described camera also comprises the aperture manual overvide with manual iris, described aperture manual overvide comprises and can be rotatably connected on operating portion on described floor board framing around the operation rotation axis, be fixedly installed driving lever post 7 on described operating portion, offer the driving elongated slot on described plectrum 2, the length direction of described driving elongated slot, radially consistent take the axle center of described plectrum rotating shaft as the circle in the center of circle, described driving lever post 7 is inserted in described driving elongated slot.
In some embodiments, described operating portion comprises knob 5, is set in the driving lever cover 6 on described knob 5, and described driving lever post 7 is fixedly installed on described driving lever cover 6.
In some further embodiment, described driving lever post 7 and described driving lever cover 6 phase interference fit.
In some embodiments, the backboard 3 that described floor board framing comprises base plate 1, fixes with described base plate 1, a plurality of described blades 4 and described plectrum 2 are located between described base plate 1 and described backboard 3, and described operating portion is rotatably connected on described backboard 3.
In some further embodiment, offer perforate on described backboard 3, described driving lever post 7 passes described perforate and is inserted in described driving elongated slot.
In some embodiments, described driving lever post 7 departs from described operation rotation axis.
In some embodiments, described blade rotor has a plurality of, and a plurality of described blade rotors are distributed in axle center take described plectrum rotating shaft on the circumferencial direction in the center of circle.
In some further embodiment, described operation rotation axis is positioned at outside the circle at a plurality of described blade rotors place.
Scope of the present utility model is not limited to the technical scheme that the particular combination of above-mentioned technical characterictic forms, and also should contain simultaneously by above-mentioned technical characterictic or its equivalent feature to carry out combination in any and other technical scheme of forming.The technical characterictic that has a similar functions such as disclosed in above-mentioned feature and the application (but being not limited to) is replaced mutually and technical scheme of forming etc.
Because technique scheme is used, the utility model compared with prior art has following advantages: by rotating operation section, under driving lever post and the cooperation that drives elongated slot, driving the plectrum rotation rotates around the plectrum rotating shaft, thereby control the folding of a plurality of blades, the manual adjustments aperture size, simple in structure, cost of manufacture is lower.
Description of drawings
Accompanying drawing 1 is exploded view of the present utility model.
Wherein: 1, base plate; 2, plectrum; 3, backboard; 4, blade; 5, knob; 6, driving lever cover; 7, driving lever post.
Embodiment
As shown in Figure 1, a kind of camera manual iris, comprise floor board framing, be rotatably connected on a plurality of blades 4 on described floor board framing, can be rotatably connected on plectrum 2 on described floor board framing around described plectrum rotating shaft by blade rotor respectively, described plectrum rotating shaft parallels with described blade rotor, have a plurality of projections of stirring on plectrum 2, the number of stirring projection is identical with the number of blade 4, has blade groove on each blade 4, and each is stirred projection and is inserted in corresponding blade groove.
Described blade rotor has a plurality of, and a plurality of described blade rotors are distributed in axle center take described plectrum rotating shaft on the circumferencial direction in the center of circle.Described operation rotation axis is positioned at outside the circle at a plurality of described blade rotors place.
The backboard 3 that described floor board framing comprises base plate 1, fixes with described base plate 1, a plurality of described blades 4 and described plectrum 2 are located between described base plate 1 and described backboard 3.
Described camera also comprises the aperture manual overvide with manual iris, described aperture manual overvide comprises and can be rotatably connected on operating portion on described floor board framing around the operation rotation axis, concrete, described operating portion is rotatably connected on described backboard 3.
Be fixedly installed driving lever post 7 on described operating portion, described driving lever post 7 departs from described operation rotation axis.Offer the driving elongated slot on described plectrum 2, the length direction of described driving elongated slot, radially consistent take the axle center of described plectrum rotating shaft as the circle in the center of circle, described driving lever post 7 is inserted in described driving elongated slot.Offer perforate on described backboard 3, described driving lever post 7 passes described perforate and is inserted in described driving elongated slot.
Described operating portion comprises knob 5, is set in the driving lever cover 6 on described knob 5, and described driving lever post 7 is fixedly installed on described driving lever cover 6.Described driving lever post 7 and described driving lever cover 6 phase interference fit.
Operating process: the knob 5 of rotating operation section, driving lever cover 6 are along with knob 5 rotates together, and driving lever post 7 moves around the operation rotation axis, and driving lever post 7 slides in driving elongated slot, thus plectrum 2 around plectrum rotating shaft rotation, thereby control the folding of a plurality of blades.
Above-described embodiment only is explanation technical conceive of the present utility model and characteristics, and its purpose is to allow person skilled in the art scholar can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection domain of the present utility model.
Claims (8)
1. camera manual iris, comprise floor board framing, be rotatably connected on a plurality of blades (4) on described floor board framing by blade rotor respectively, can be rotatably connected on plectrum (2) on described floor board framing around described plectrum rotating shaft, described plectrum rotating shaft parallels with described blade rotor, it is characterized in that: described camera also comprises the aperture manual overvide with manual iris, described aperture manual overvide comprises and can be rotatably connected on operating portion on described floor board framing around the operation rotation axis, be fixedly installed driving lever post (7) on described operating portion, described plectrum offers the driving elongated slot on (2), the length direction of described driving elongated slot, radially consistent take the axle center of described plectrum rotating shaft as the circle in the center of circle, described driving lever post (7) is inserted in described driving elongated slot.
2. ask 1 described a kind of camera manual iris according to right, it is characterized in that: described operating portion comprises knob (5), is set in the driving lever cover (6) on described knob (5), and described driving lever post (7) is fixedly installed on described driving lever cover (6).
3. ask 2 described a kind of camera manual iris according to right, it is characterized in that: described driving lever post (7) and described driving lever cover (6) phase interference fit.
4. ask 1 described a kind of camera manual iris according to right, it is characterized in that: the backboard (3) that described floor board framing comprises base plate (1), fixes with described base plate (1), a plurality of described blades (4) and described plectrum (2) are located between described base plate (1) and described backboard (3), and described operating portion is rotatably connected on described backboard (3).
5. ask 4 described a kind of camera manual iris according to right, it is characterized in that: described backboard offers perforate on (3), and described driving lever post (7) passes described perforate and is inserted in described driving elongated slot.
6. ask 1 described a kind of camera manual iris according to right, it is characterized in that: described driving lever post (7) departs from described operation rotation axis.
7. ask 1 described a kind of camera manual iris according to right, it is characterized in that: described blade rotor has a plurality of, and a plurality of described blade rotors are distributed in axle center take described plectrum rotating shaft on the circumferencial direction in the center of circle.
8. ask 7 described a kind of camera manual iris according to right, it is characterized in that: described operation rotation axis is positioned at outside the circle at a plurality of described blade rotors place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220730288 CN202975554U (en) | 2012-12-27 | 2012-12-27 | Manual iris for camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220730288 CN202975554U (en) | 2012-12-27 | 2012-12-27 | Manual iris for camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202975554U true CN202975554U (en) | 2013-06-05 |
Family
ID=48516611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220730288 Expired - Fee Related CN202975554U (en) | 2012-12-27 | 2012-12-27 | Manual iris for camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202975554U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103034018A (en) * | 2012-12-27 | 2013-04-10 | 苏州新成光电器件厂 | Manual iris for camera |
-
2012
- 2012-12-27 CN CN 201220730288 patent/CN202975554U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103034018A (en) * | 2012-12-27 | 2013-04-10 | 苏州新成光电器件厂 | Manual iris for camera |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Suzhou Xincheng Optoelectronic Devices Factory Document name: Notification of Termination of Patent Right |
|
| DD01 | Delivery of document by public notice | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20171227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |