CN102932588A - Image acquisition device with rotating mechanism - Google Patents
Image acquisition device with rotating mechanism Download PDFInfo
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- CN102932588A CN102932588A CN2012104721344A CN201210472134A CN102932588A CN 102932588 A CN102932588 A CN 102932588A CN 2012104721344 A CN2012104721344 A CN 2012104721344A CN 201210472134 A CN201210472134 A CN 201210472134A CN 102932588 A CN102932588 A CN 102932588A
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Abstract
The invention relates to an image acquisition device with a rotating mechanism, which comprises a rotating bracket, a built-in camera and a protective cover. A rotation control mechanism is arranged on the rotating bracket; the camera is connected with the rotation control mechanism; and the rotation control mechanism is used for controlling the camera to rotate. The image acquisition device is characterized in that the camera sequentially comprises a first lens with a focal length of f1, a second lens with a focal length of f2, an infrared filter and an image sensor chip for bearing an image; the refractive indexes of both the first lens and the second lens are 1.62; the abbe coefficients of both the first lens and the second lens are 52; a ratio of the f1 to the f2 is obtained between minus 0.35 to minus 0.85; an object space surface of the first lens is a convex surface; an image space surface of the first lens is a concave surface; at least two surfaces in the first lens and the second lens are aspheric surfaces; and an image space surface of the second lens is provided with a binary diffractive optical structure for eliminating a system aberration.
Description
Technical field
The present invention relates to areas of information technology, be specifically related to a kind of safety monitoring device, particularly a kind of image collecting device with rotating mechanism.
Background technology
Safety monitoring technology relates to the every aspect that life is produced, such as: subway, highway communication, hotel, bank etc.
Patent documentation CN201577130U discloses a kind of image collecting device with rotating mechanism with emergency power supply, includes adapter unit, internal electric source memory cell and external voltage detection unit.The disclosed a kind of image collecting device with rotating mechanism with emergency power supply of the utility model, it can externally be powered when going wrong, can also normally carry out work, guarantee at any time can both monitor the desired place of client, greatly improved the monitoring capacity of the image collecting device with rotating mechanism, the product that has strengthened the client uses impression, guaranteed simultaneously to have the product market share of the image collecting device manufacturer of rotating mechanism, be of great practical significance.
CN102724394A discloses a kind of examination hall monitoring camera, comprise the interface, audio frequency and video transducer, biometric information sensor, memory module, the control module that are connected with concrete treatment facility, wherein: the audio frequency and video transducer is used for catching examinee's audio/video information; Biometric information sensor is used for catching examinee's biological information; Control module and the concrete treatment facility communication that is connected obtain examinee's the biological information of examining, and the biological information that captures with biometric information sensor relatively, carrying out examinee's authentication, and the result are transferred to concrete treatment facility.The present invention makes examinee's authentication and the automation of examination monitor procedure, and a reliable and special-purpose examination surroundings is provided, and has made things convenient for the organization and management of online testing, has realized taking an examination reliably with minimum overhead management.
CN202385178U discloses a kind of mounting structure of monitoring camera, comprise camera hanging seat and camera, the top of camera is provided with one and connects cylinder, one end of described camera hanging seat is an adaptive end of columniform camera hanging column, the inside of the adaptive end of camera hanging column is a cavity that can hold described connection cylinder, and described connection cylinder is provided with a perforation.This novel installation is simple and easy, it is good the position correspondence only to need, utilize and connect cylinder extruding elastic button, make the sealing card article eject, pass the perforation that is connected cylinder by elastic button with the structure of sealing between the card article, make the space sealing between bayonet socket and the adaptive end of camera hanging column, immediately camera is fixed, when needs are dismantled, again push elastic button with the larger pressure dollying headband cylinder that is dynamically connected, the sealing card article is regained from perforation immediately, and camera is namely detachable.
But the most volumes of monitoring camera of the prior art are excessive, and inconvenience is installed, Stealth Fighter is bad, found by the people easily, destroy.And be difficult to take into account volume and image quality.
Summary of the invention
For addressing the deficiencies of the prior art and deficiency, the invention provides a kind of image collecting device with rotating mechanism, can solve many deficiencies of the prior art and defective, have many-sided advantage.
Concrete technical scheme is as follows:
A kind of image collecting device with rotating mechanism, comprise: runing rest, built-in camera, protective cover, be provided with rotation control mechanism at runing rest, camera is connected with described rotation control mechanism, being used for controlling described camera can be with the scope rotation of 360 degree, it is characterized in that: described image collecting device comprises successively: focal length is the f1 first lens, focal length is the second lens of f2, infrared filter, be used for accepting the image sensor dice of image, the refractive index of above-mentioned first lens and the second lens is 1.62, the Abbe coefficient is 52, f1/f2 is value between-0.35 to-0.85, the object space surface convex surface of described first lens, image interface is concave surface, at least two surfaces are aspheric surface in described first lens and the second lens, and the image interface of described the second lens is provided with the Binary Diffractive Optics structure, to be used for eliminating system aberration.
As the preferred embodiment of the invention, be coated with the transparent optical function coating of positive reflective reverse side on the surface of described protective cover.
As the preferred embodiment of the invention, described runing rest can rotate with pitch orientation in the horizontal direction.
As the preferred embodiment of the invention, described imageing sensor has the interface that is connected with the external image Acquisition Circuit.
Description of drawings
The structural representation of Fig. 1 first embodiment of the invention;
The structural representation of Fig. 2 camera of the present invention.
Fig. 3 is the structural representation of second embodiment of the invention.
Fig. 4 is the structural representation of third embodiment of the invention.
Fig. 5 is the decomposition texture schematic diagram of image collecting device of the present invention.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
Such as Fig. 1, Fig. 3 and shown in Figure 4, a kind of image collecting device with rotating mechanism described in the one embodiment of the invention, but comprise the electronic zoom camera 1 that is connected with supervising device, be used for fixing and drive the runing rest 2 of the level that is connected with the rotation control mechanism of supervising device of electronic zoom camera 1 rotation and pitch rotation, for the protective cover 3 that contains described electronic zoom camera 1 and runing rest 2.
For having the existing disguise of the present existing electronic monitoring camera head of solution, flexibility, counnter attack monitoring capacity and protectiveness and soil resistance all very poor; installation difficulty is large, observation visual angle and picture quality bad etc. problem all, the protective cover 3 of the present invention housing that the single sided perspective glass positive reflective, that reverse side is transparent that adopts the anti-destructive that is coated with titanium or Zirconium oxide nanometer transparent coating is made of serving as reasons.
Like this, making can be by being installed on camera in the protective cover, can make camera avoid the pollution of wind and weather and dirt, a more safe and reliable protection is provided and strengthens its attractive, decorative to camera, again camera being hidden in more reliably the outside can't see in the protective cover of the inside, make monitoring camera " change bright for dark ", not only reduce and reduced the intuitively negative impact that monitoring camera produces the common legal public; Simultaneously, also can improve widely the counnter attack monitoring capacity of camera, can produce huge deterrent force to the one's share of expenses for a joint undertaking of breaking laws and commit crime, contain its delinquent psychology and behavior, play " allow the good person feel at ease, allow bad person soul-stirring " and build harmonious society, the effectively prevention effect of breaking laws and commit crime.
In addition, can also reduce social security generally with the managerial cost of investment of monitoring camera and maintenance care expense, and can be suitable for the camera that comes into operation is in a large number installed transformation, simultaneously, also be applicable to the camera monitoring device of personalized demand of installing.Wherein, in order to make the utility model can be suitable under the various different occasions or the Extraordinary installation requirements, the structure of above-mentioned protective cover 3 can have multiple, as shown in Figure 1, its structure can be square body or cylinder or bullet or the hemisphere of half sealing, and its peristome is provided with the outer flanging 311 with installing hole 312; The double-screw bolt of the installing hole 312 that at this moment, this protective cover 3 can be by passing its outer flanging 311 is mounted on assigned address.
Perhaps as shown in Figure 3, the structure of described protective cover 3 also can for: it comprises can overlap base 32 and the cover body 31 that sets as one mutually, wherein said base 32 is that a bottom has interior flanging 321, the top has the ring set body with the outer flanging 322 of installing hole 323, described cover body 31 is one semi-enclosed reflective by the front, the housing that the single sided perspective glass that reverse side is transparent is made, and the peristome of this housing is provided with outer flanging 311, at this moment, described cover body 31 is placed in the pedestal 32 and the overlap joint of the interior flanging 321 by its outer flanging 311 and pedestal 32 connects as one, and the bolt of the installing hole 323 by passing pedestal 32 outer flangings 322 is mounted on assigned address.
Meanwhile, the shape of described base 32 and cover body 31 can be the square body of assembling or the shape and structure of cylinder or cone or spherical etc. of can cooperatively interacting.Or as shown in figure 43, the structure of described protective cover 3 can also be square body or cylinder or cone or a spherical by upper and lower two halves housing 31,32 enclosed shapes that form of docking; At this moment, described upper half-shell 31 inside are provided with an interior carriage 311 that is used for installing camera rotating bracket, and interior carriage 311 and upper half-shell 31 are mounted on assigned address by the bolt of the installing hole 312 that passes upper half-shell 31 tops and be provided with, and housing lower half 32 is integrated by the screw thread spinning that mutually spins that two halves shell nozzle section is provided with upper half-shell 31.In addition, described protective cover 3 also can also be for other fail to mention one by one and structure simple and reasonable for structure, easy to install.
Described camera has following architectural feature:
With reference to shown in Figure 2, it is the structural representation of the embodiment of the invention, and it is arranged by thing side (object side) to picture side (image side) along optical axis Z and sequentially comprises: an aperture diaphragm S, a first lens 11, one second lens 12, an infrared filter (IR cut-off filter) 13 and one image sensor (image sensing chip) 14; During capture, after the light of taking the photograph thing (object) is to pass through first first lens 11 and the second lens 12, image on the imaging surface (image) of image sensor 14 through infrared filter 13 again.
This first lens 11 is meniscus lens, and its thing side R1 is convex surface and be concave surface as side R2, has positive diopter, can utilize glass or plastic cement material to make, again its thing side R1 and be aspheric surface as side R2.
These second lens 12 are meniscus lens, and its thing side R3 is concave surface and be convex surface as side R4, has negative diopter, can utilize glass or plastic cement material to make, again its thing side R3 and be aspheric surface as side R4.
This aperture diaphragm (aperture stop) S belongs to a kind of preposition aperture, and it is to be attached on the thing side R1 of first lens 11; This infrared filter (IR cut-off filter) 13 can be an eyeglass, or utilizes coating technique formation one to have the film of infrared ray filtering functions; This image sensor (image sensing chip) 14 comprises CCD (electric charge lotus root locking device) or CMOS (CMOS (Complementary Metal Oxide Semiconductor)).
D1 is the distance that first lens thing side extremely looks like the side on the optical axis; First lens is as the distance of lens thing side, side to the second on the d2-optical axis; The second lens thing side is to the distance of picture side on the d3-optical axis; The second lens are as the distance of side to infrared filter thing side on the d4-optical axis; Infrared filter thing side is to the distance of picture side on the d5-optical axis; Infrared filter is as the distance of side to image sensor on the d6-optical axis, and the focal length of first lens is f1, and the focal length of the second lens is f2, and total focal length of whole optical system is f.
The refractive index of above-mentioned first lens 11 and the second lens 12 is 1.62, and the Abbe coefficient is 52, f1/f2 value between-0.35 to-0.85.Above-mentioned number range optical system image field distortion less, be easy to realize miniaturization on the overall structure.The image interface of described the second lens is provided with the Binary Diffractive Optics structure, to be used for eliminating system aberration.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not subjected to the restriction of above-mentioned using method; that describes in above-mentioned using method and the specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.
Claims (4)
1. image collecting device with rotating mechanism, comprise: runing rest, built-in camera, protective cover, be provided with rotation control mechanism at runing rest, camera is connected with described rotation control mechanism, being used for controlling described camera can be with the scope rotation of 360 degree, it is characterized in that: described image collecting device comprises successively: focal length is the f1 first lens, focal length is the second lens of f2, infrared filter, be used for accepting the image sensor dice of image, the refractive index of above-mentioned first lens and the second lens is 1.62, the Abbe coefficient is 52, f1/f2 is value between-0.35 to-0.85, the object space surface convex surface of described first lens, image interface is concave surface, at least two surfaces are aspheric surface in described first lens and the second lens, and the image interface of described the second lens is provided with the Binary Diffractive Optics structure, to be used for eliminating system aberration.
2. the image collecting device with rotating mechanism as claimed in claim 1 is coated with the transparent optical function coating of positive reflective reverse side on the surface of described protective cover.
3. the image collecting device with rotating mechanism as claimed in claim 2, described runing rest can rotate with pitch orientation in the horizontal direction.
4. such as the described image collecting device with rotating mechanism of claim 1-3 any one, described imageing sensor has the interface that is connected with the external image Acquisition Circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210472134.4A CN102932588B (en) | 2012-11-20 | 2012-11-20 | There is the image collecting device of rotating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210472134.4A CN102932588B (en) | 2012-11-20 | 2012-11-20 | There is the image collecting device of rotating mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102932588A true CN102932588A (en) | 2013-02-13 |
| CN102932588B CN102932588B (en) | 2016-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210472134.4A Active CN102932588B (en) | 2012-11-20 | 2012-11-20 | There is the image collecting device of rotating mechanism |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106568515A (en) * | 2016-11-16 | 2017-04-19 | 南昌大学 | Over-temperature alarming and monitoring system and control method |
| CN108100280A (en) * | 2017-10-31 | 2018-06-01 | 中航通飞研究院有限公司 | A kind of box-like structure |
| TWI721067B (en) * | 2016-12-14 | 2021-03-11 | 曾弘毅 | Glass device with image sensing module |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5214535A (en) * | 1991-12-17 | 1993-05-25 | Xerox Corporation | Lens cover assembly for binary diffractive optic lenses |
| CN2838177Y (en) * | 2005-12-07 | 2006-11-15 | 李秀兰 | A kind of implicit form monitoring camera |
| CN201054036Y (en) * | 2006-12-26 | 2008-04-30 | 一品光学工业股份有限公司 | Two lens type optical imaging lens |
| CN101726830A (en) * | 2008-10-13 | 2010-06-09 | 一品光学工业股份有限公司 | Small-sized optical taking lens with short rear focus and two lenses |
-
2012
- 2012-11-20 CN CN201210472134.4A patent/CN102932588B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5214535A (en) * | 1991-12-17 | 1993-05-25 | Xerox Corporation | Lens cover assembly for binary diffractive optic lenses |
| CN2838177Y (en) * | 2005-12-07 | 2006-11-15 | 李秀兰 | A kind of implicit form monitoring camera |
| CN201054036Y (en) * | 2006-12-26 | 2008-04-30 | 一品光学工业股份有限公司 | Two lens type optical imaging lens |
| CN101726830A (en) * | 2008-10-13 | 2010-06-09 | 一品光学工业股份有限公司 | Small-sized optical taking lens with short rear focus and two lenses |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106568515A (en) * | 2016-11-16 | 2017-04-19 | 南昌大学 | Over-temperature alarming and monitoring system and control method |
| TWI721067B (en) * | 2016-12-14 | 2021-03-11 | 曾弘毅 | Glass device with image sensing module |
| CN108100280A (en) * | 2017-10-31 | 2018-06-01 | 中航通飞研究院有限公司 | A kind of box-like structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102932588B (en) | 2016-10-05 |
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Effective date of registration: 20210113 Address after: No.2006 Xiyuan Avenue, Chengdu, Sichuan 611731 Patentee after: University of Electronic Science and technology of Sichuan foundation for education development Address before: Room 402, area a, Liye building, science and Technology Park, China sensor network university, Taike Park, Wuxi New District, Wuxi City, Jiangsu Province, 214135 Patentee before: WUXI UESTC TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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