CN102116620B - Protection compartment for CCD (Charge Coupled Device) photographic surveying in vacuum low-temperature environment - Google Patents
Protection compartment for CCD (Charge Coupled Device) photographic surveying in vacuum low-temperature environment Download PDFInfo
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- CN102116620B CN102116620B CN200910217148XA CN200910217148A CN102116620B CN 102116620 B CN102116620 B CN 102116620B CN 200910217148X A CN200910217148X A CN 200910217148XA CN 200910217148 A CN200910217148 A CN 200910217148A CN 102116620 B CN102116620 B CN 102116620B
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Abstract
The invention discloses a protection compartment for CCD (Charge Coupled Device) photographic surveying in a vacuum low-temperature environment, which comprises a main compartment structure, a compartment flange, a window flange, an optical flange, a camera mounting seat, an electric rotating platform, a temperature sensor, a heating band, a light source and the like, wherein the window flange is installed on the main compartment structure, and the compartment flange is fixed on the main compartment structure through bolts; a camera in the compartment is installed on the camera mounting seat, the camera mounting seat is fixed on the electric rotating platform through bolts, and the electric rotating platform is fixed and connected to the compartment flange through bolts; the light source is installed in front of the camera lens and is connected with the camera mounting seat through bolts; the temperature sensor is stuck to the compartment body and the camera body, and the heating band is stuck to the outer wall of the compartment body. The protection compartment is mainly applied to photographic surveying in the vacuum low-temperature environment and mainly provides a normal temperature and pressure working environment and a clear and distortionless shooting visual field for a CCD camera in the vacuum low-temperature environment. The invention solves the difficulty that the high-precision CCD camera can not work reliably and stably in the vacuum low-temperature environment and realizes photographic surveying in the vacuum low-temperature environment by using the CCD camera.
Description
Technical field
The invention belongs to the space environment simulation field, relate in particular to the photogrammetric technology under vacuum low-temperature environment, this invention provides working environment and clear, the distortionless shooting visual field of normal temperature and pressure for the ccd video camera under vacuum low-temperature environment.
Background technology
This invention is mainly used in having solved the difficult problem of high accuracy CCD camera reliable and stable work under vacuum low-temperature environment in photogrammetric under the vacuum low-temperature environment, so that adopt ccd video camera to carry out photogrammetric becoming a reality in the vacuum environment simulation facility.Adopt the photogrammetric cludy of this CCD to can be implemented in real-time shooting under the vacuum low-temperature environment, real-time Data Transmission, for convenient, fast, realize that data process accurately, the deformation data that obtains test specimen is offered help.Only have at present the V-STARS Digital Photogrammetric System of U.S. GSI company to adopt this technology, and domesticly also do not have a correlation technique, than same kind of products at abroad, its versatility is higher, cost greatly reduces.
Summary of the invention
The object of the present invention is to provide a kind of protection cabin that can under vacuum low-temperature environment, carry out for ccd video camera the required normal temperature and pressure environment of normal photogrammetric work.
To achieve these goals, the present invention has adopted following technical scheme:
A kind of for the photogrammetric protection of CCD under vacuum low-temperature environment cabin, comprise cabin body main structure, cabin body flange, window flange, optical window, video camera mount pad, electric rotary table, temperature sensor, heating plate, light source etc.Wherein, optical window is installed on the body main structure of cabin by the window flange, and cabin body flange is bolted on the body main structure of cabin.Video camera is installed on the video camera mount pad in the cabin, and the video camera mount pad is bolted on the electric rotary table, is bolted to connection on electric rotary table and the cabin body flange.Before light source is placed in camera lens, be connected with the video camera mount pad by bolt.Temperature sensor sticks on it cabin body and the camera, and heating plate sticks on the external wall in cabin.
Wherein, optical window adopts A1 level infrared optical silex, and the depth of parallelism on window two sides is 5 ", flatness is λ/10@633nm.
Wherein, temperature sensor adopts PT100 thermometric platinum resistance.
Wherein, heating plate adopts three film heating sheet series connection, every sheet resistance 100 Ω, rated current 2A.
The invention solves and under vacuum low-temperature environment, adopt ccd video camera to carry out photogrammetric gordian technique, ccd video camera can be operated under the working environment of normal temperature and pressure, stablize, carry out reliably photogrammetric.
Description of drawings
Fig. 1 is the photogrammetric protection cabin structure of CCD figure.
Wherein, 1 is the hatch flange; 2 is cabin body main structure; 3 is cabin body flange; 4 is web joint; 5 is air-vent; 6 are vacuum seal socket through walls; 7 is electric rotary table; 8 is heating plate; 9 is temperature sensor; 10 is the video camera mount pad; 11 is ccd video camera; 12 is light source; 13 is optical window.
Embodiment
With reference to Fig. 1, of the present invention for the photogrammetric protection of CCD under vacuum low-temperature environment cabin, comprise cabin body main structure, cabin body flange, window flange, optical window, video camera mount pad, electric rotary table, temperature sensor, heating plate, light source etc.Wherein, cabin master's main structure is used for providing the working environment of a normal temperature and pressure to ccd video camera, guarantees ccd video camera also normal steady operation under simulated environment; Below deck equipment comprises light source, electric rotary table, heating plate, temperature sensor etc., and being mainly used to provides subsidiary function for the work of video camera, comprises the rotating function that photographic light sources is provided, video camera is provided, the thermometric of protecting the cabin and heating etc.
Wherein, the protection cabin is the positive seal cylindrical vessel, and protection cabin, cabin body is columnar structured, and material of main part is 0Cr18Ni9, and protection cabin useful volume is about φ 274mm * 240mm, net weight 26kg.Flat head is adopted at protection two ends, cabin, and end socket has all adopted ring radiation shape reinforcement to gain in strength.Flat head is adopted at body two ends, cabin, and an end is equipped with optical window, and other end cabin body flange adopts bolt to be connected with the cabin body.Video camera is installed on the video camera mount pad in the cabin, and the video camera mount pad is bolted on the electric rotary table, is bolted to connection on electric rotary table and the cabin body flange.Before light source is placed in camera lens, be connected with the video camera mount pad by bolt.Temperature sensor sticks on it cabin body and the camera, and heating plate sticks on the external wall in cabin.
Wherein, optical window adopts the infrared optical silex of A1 level, and diameter is φ 170mm, and thickness is 17mm, and the depth of parallelism on window two sides is 5 ", flatness is λ/10@633nm.
This invention can be carried out Remote to testpieces and take in real time under space environmental simulation, and the picture of can real-time Transmission publishing picture, and processes to carry out software analysis.
Claims (1)
1. one kind is used for the photogrammetric protection of CCD cabin under the vacuum low-temperature environment; comprise cabin body main structure; cabin body flange; the window flange; optical window; the video camera mount pad; electric rotary table; temperature sensor; heating plate; light source; wherein; optical window is installed on the body main structure of cabin by the window flange; cabin body flange is bolted on the body main structure of cabin; ccd video camera is installed on the video camera mount pad in the cabin; the video camera mount pad is bolted on the electric rotary table; electric rotary table and cabin body flange are bolted to connection; before light source is installed in the ccd video camera camera lens; be connected with the video camera mount pad by bolt; temperature sensor sticks on cabin body main structure and the ccd video camera fuselage, and heating plate sticks on the body main structure outer wall of cabin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910217148XA CN102116620B (en) | 2009-12-31 | 2009-12-31 | Protection compartment for CCD (Charge Coupled Device) photographic surveying in vacuum low-temperature environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910217148XA CN102116620B (en) | 2009-12-31 | 2009-12-31 | Protection compartment for CCD (Charge Coupled Device) photographic surveying in vacuum low-temperature environment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102116620A CN102116620A (en) | 2011-07-06 |
| CN102116620B true CN102116620B (en) | 2013-03-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910217148XA Expired - Fee Related CN102116620B (en) | 2009-12-31 | 2009-12-31 | Protection compartment for CCD (Charge Coupled Device) photographic surveying in vacuum low-temperature environment |
Country Status (1)
| Country | Link |
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| CN (1) | CN102116620B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102333186B (en) * | 2011-08-08 | 2013-04-10 | 上海交通大学 | High and low temperature resistant video monitoring device |
| CN106657808B (en) * | 2015-11-04 | 2019-05-24 | 北京卫星环境工程研究所 | For the unprotect cabin camera system in high vacuum ultra-low temperature surroundings |
| CN108415483A (en) * | 2018-03-23 | 2018-08-17 | 中科美其（天津）科技有限公司 | Photogrammetric apparatus |
| CN109737882B (en) * | 2018-12-10 | 2021-01-05 | 北京卫星环境工程研究所 | Composite optical window for photogrammetry camera in vacuum low-temperature environment |
| CN109976068B (en) * | 2019-03-29 | 2021-07-13 | 北京卫星制造厂有限公司 | Portable high-low temperature camera protection device |
| CN113405996A (en) * | 2021-06-25 | 2021-09-17 | 北京卫星环境工程研究所 | Lunar soil reflection spectrum simulation measuring device and method in deep low temperature environment |
| WO2023206153A1 (en) * | 2022-04-27 | 2023-11-02 | 华为技术有限公司 | Sensor cabin, driving apparatus and installation method for sensor cabin |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1115946A (en) * | 1995-07-17 | 1996-01-31 | 天津开发区大洋电子技术公司 | Submersed TV system for turbid sea area |
| US6353474B1 (en) * | 2000-04-13 | 2002-03-05 | Hughes Electronics Corporation | High accuracy data acquisition port for environmental chamber photogrammetry |
| JP3329965B2 (en) * | 1994-12-12 | 2002-09-30 | 富士写真フイルム株式会社 | Camera live-action test equipment |
-
2009
- 2009-12-31 CN CN200910217148XA patent/CN102116620B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3329965B2 (en) * | 1994-12-12 | 2002-09-30 | 富士写真フイルム株式会社 | Camera live-action test equipment |
| CN1115946A (en) * | 1995-07-17 | 1996-01-31 | 天津开发区大洋电子技术公司 | Submersed TV system for turbid sea area |
| US6353474B1 (en) * | 2000-04-13 | 2002-03-05 | Hughes Electronics Corporation | High accuracy data acquisition port for environmental chamber photogrammetry |
Non-Patent Citations (1)
| Title |
|---|
| JP特许第3329965号B2 2002.09.30 |
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| CN102116620A (en) | 2011-07-06 |
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Granted publication date: 20130320 Termination date: 20201231 |