CN103115751B - Underwater effective working distance detecting platform of deep sea lighting device - Google Patents
Underwater effective working distance detecting platform of deep sea lighting device Download PDFInfo
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- CN103115751B CN103115751B CN201310054283.3A CN201310054283A CN103115751B CN 103115751 B CN103115751 B CN 103115751B CN 201310054283 A CN201310054283 A CN 201310054283A CN 103115751 B CN103115751 B CN 103115751B
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- working distance
- illumination apparatus
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Abstract
The invention discloses an underwater effective working distance detecting platform of a deep sea lighting device. The underwater effective working distance detecting platform of the deep sea lighting device is composed of a water tank, a track-type omnibearing moving system, eleven glare shields, four reflecting plates, a lighting device clamp, a camera clamp, a steering engine and a camera, and a computer is allocated to serve as an output end of control signals and a receiving, analyzing and processing end of detecting signals. The underwater effective working distance detecting platform of the deep sea lighting device is characterized in that the track-type omnibearing moving system is controlled by the computer to enable the camera to move in a broken-line-shaped light propagation channel formed by the glare shields and the reflecting plates to detect underwater effective working distance of the deep sea lighting device. The underwater effective working distance detecting platform of the deep sea lighting device is fast in detecting process, requires no measurement of parameters including light beam diffusing angles, water attenuation coefficients and the like, directly analyzes images acquired by the camera, and is visual and accurate in measuring results.
Description
Technical field
The present invention relates to the check and evaluation means of safety in the work such as a kind of deep-sea illumination apparatus detects under water, underwater prospecting and validity, be specially the detection platform of effective working distance under water of deep-sea illumination apparatus, in limited space, light fixture can be detected quickly and accurately specifying the effective working distance under light intensity, be particularly useful for the underwater operating distance of deep-sea illumination apparatus and detect.
Background technology
Deep-sea illumination apparatus dive under water device work in play very important effect, be the prerequisite of carrying out underwater optics imaging, also for undersea detection, underwater prospecting provide necessary guarantee.
At present, the detection technique of illumination apparatus is only confined to the detection to the light source that land uses.The decay of propagating in atmosphere due to light is less obvious, therefore illumination apparatus effective working distance detect in the field of daily productive life effect and not obvious.But submersible lighting fixture, especially the work of deep-sea illumination apparatus in the seawater, water body has strong absorption and scattering process to visible ray, therefore illumination apparatus is greatly limited in the operating distance at deep-sea, this is deep-sea illumination and the significant difference of land illumination, also proves the present invention---and the detection platform of effective working distance under water of deep-sea illumination apparatus is significant in guarantee undersea detection, underwater prospecting work safety and validity.
In illumination detection field, coherent detection authority file about land light fixture has been tending towards perfect, especially in LED and solid-state illumination field, LM-79-08, IESNA LM-80-08 standard of issuing of the CIE_127-2007 standard that existing International Commission on Illumination (CIE) issues, North America illumination association (IESNA) is as the inspection criterion of authority, domestic also just like a series of detection national standards of GB/T 5700-1985, GB/T 3978-1994, GB 15039-1994.
But at home, the patent of existing disclosed illumination context of detection, all do not relate to the correlation technique about the operating distance detecting underwater lighting equipment and equipment, this detection platform will fill up this blank.
In theory, if the attenuation coefficient of known luminaire outgoing intensity, water body, propagation distance, beam divergence angle, just can calculate the luminous flux in submerged unit area, compared with threshold value, draws the operating distance of illumination apparatus.But this way needs to measure a large amount of physics and geometric parameter, lengthy and jumbled and loaded down with trivial details in actual measurement, and precision is also restricted.
Summary of the invention
In order to detect the underwater operating distance of deep-sea illumination apparatus, and overcome above shortcoming, the invention provides a set of detection platform, the effective working distance of deep-sea illumination apparatus can be detected fast, accurately, intuitively, and can environmentally require with the specific works of light fixture to adjust flexibly.
The technical solution adopted for the present invention to solve the technical problems is as follows:
The detection platform of effective working distance under water of deep-sea illumination apparatus is made up of tank, track type all position mobile system, 11 pieces of shadow shields, four pieces of reflectors, illumination apparatus fixture, phase machine clamp, steering wheel and cameras, and configuring a computing machine as the reception of the output terminal of control signal and detection signal, analysis and treament end, track type all position mobile system makes camera mobile with the effective working distance under water detecting deep-sea illumination apparatus in the fold-line-shaped light propagation ducts be made up of shadow shield and reflector under control of the computer.
Beneficial effect of the present invention:
1., by the image information that Computer Analysis camera obtains, draw the illuminating effect of tested deep-sea illumination apparatus in relevant work distance, thus effective working distance can be drawn fast, accurately, intuitively according to illuminating effect.
2. camera is connected with the support that can arrive any point in measured illumination apparatus light path plane with stepper motor, can design light intensity sampling spot on request, realize robotization and accurately measure by control circuit in light path.
3. can be obtained the attenuation function of light intensity propagation distance by computer fitting according to the light intensity data of multiple sampling spot, thus the anti-illuminating effect releasing any distance.This process does not need the isoparametric measurement of the attenuation coefficient of beam divergence angle, water.
4. by catoptron, light is propagated along broken line, neither lose the floor area that propagation distance turn reduces measuring table, be convenient in limited space, obtain the experiment effect of deep-sea light fixture in telecommute state.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is vertical view of the present invention;
Fig. 2 is A-A face cut-open view in Fig. 1 of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As depicted in figs. 1 and 2, the detection platform of effective working distance under water of deep-sea illumination apparatus need configure a computing machine as the reception of the output terminal of control signal and detection signal, analysis and treament end.This platform comprises guide rail 1, guide rail 24, guide rail 32, phase machine clamp 21, stepper motor 1, stepper motor 2 26, stepper motor 3 27, control phase machine clamp 21, steering wheel 23, first to the 11 piece of shadow shield 5,7,11,12,13,14,15,16,17,18,19, first to fourth piece of reflector 8,9,10,20, illumination apparatus fixture 1, camera 22 (or other optical parameter sensors), tank 24.
Guide rail 1 is fixed on in the plane of parallel plane top, measured light path place, and guide rail 24 is vertical with guide rail 1 also can move along it, and guide rail 32 also can move along guide rail 24 with guide rail 1, guide rail 24 plane orthogonal.Phase machine clamp 21 moves along guide rail 32, stepper motor 1, stepper motor 2 26, stepper motor 3 27 connect and drive guide rail 1 and guide rail 24, guide rail 32 and the phase machine clamp 21 on guide rail 24, guide rail 32, and steering wheel 23 controls phase machine clamp 21 at horizontal rotation in surface.The control signal of three stepper motors is from the computing machine be connected with this platform.The motion that this track type all position mobile system can realize camera optional position in tank 24 with accurately locate, and any path designed, camera 22 edge tank 24 in can be realized by computer compilation control signal and move.
Shadow shield is made up of the material with strong photo absorption performance, by the mode layout of Fig. 1, height lower than tank edge, and with tank intersection proper seal, make seam crossing light tight.Its object is to the light propagation ducts building lighting source, the light that light source is sent along this channels spread, and absorbs the larger remaining light of the angle of divergence, avoids it to disturb the measurement of light intensity because of reflection.
Reflector is made up of the material with strong reflection performance, is close to is arranged in tank both sides by the layout of Fig. 1, and height is consistent with shadow shield.Play the effect that the detected lighting device of reflection emits beam, the light propagation ducts that light is built by above-mentioned shadow shield is advanced.
Illumination apparatus fixture 1 concrete form determine according to the interface of tested deep-sea illumination apparatus, highly lower than the height of shadow shield and reflector.It act as and the geometric-optical axis of illumination apparatus and pre-designed primary optical axis 6 is coincided, thus luminous energy is propagated along above-mentioned default light propagation ducts, and provides electric energy for illumination apparatus.
Camera 22 and phase machine clamp 21 are fixed together and are connected on the supporting computing machine of this detection platform.
Loaded in tank 24 after not having the water of shadow shield, open light fixture, adjustment illumination apparatus fixture 1 makes the geometric-optical axis of illumination apparatus and pre-designed primary optical axis 6 coincide.Start to measure after steady operation.Light is propagated along the propagation ducts built by shadow shield and reflector, namely the first one section of channels spread formed along shadow shield 1 and shadow shield 27 is to reflector 1, continued to propagate along primary optical axis 6 by after its reflection, by shadow shield 3 11, the path that shadow shield 4 12 is formed is transmitted to reflector 29, continue to propagate along primary optical axis 6 after reflection, by shadow shield 5 13, the path that shadow shield 6 14 is formed is transmitted to reflector 3 20, continue to propagate along primary optical axis 6 after reflection, by shadow shield 7 15, the path that shadow shield 8 16 is formed is transmitted to reflector 4 10, continue to propagate along primary optical axis 6 after reflection, by shadow shield 9 17, the path that shadow shield 10 is formed is propagated and is finally blocked plate 11 absorption.
This platforms through calculation machine controls guide rail 24, guide rail 32 makes camera 22 complete the stop of optional position and the rotation of horizontal direction in tank 24 with the motion of phase machine clamp 21, and sets up tank spatial model accurately to record movement locus and the real time position of camera 22 by computing machine.Open illumination apparatus and stable after, can use guide tracked all-around mobile system that camera 22 is moved in the light propagation ducts built by shadow shield, both can move along the path that computer settings is good also can immediately move in optical channel needs any point of measurement light intensity to measure.Computing machine controls camera 22 and obtains image information and return computer disposal by the data line transfer that camera 22 is connected with computing machine, to analyze the intensity signal drawing this position, thus judge the effective working distance of tested illumination apparatus according to the determined Intensity threshold of job requirement.
This platform, through improving, by installing the state of the medium of sensor monitor optical propagation in real time additional, as temperature, salinity, turbidity etc., thus can draw the operating distance under different operating environment; By contrasting optical path space and unglazed environment difference of shining in space at the inside and outside sensor that installs additional respectively of path channels, thus the impact of deep-sea illumination apparatus on surrounding water environment can also be drawn.
Above Intelligent gravity cervical vertebra rehabilitation physiotherapy couch provided by the present invention is described in detail; the present invention's application specific case is set forth use principle of the present invention and embodiment; the explanation of above embodiment just understands principle of work of the present invention and core concept thereof for helping; every according to core concept of the present invention, the identical or analogous technical scheme of the part that changes in embodiment with the scope of application is all within its protection domain.
Claims (1)
1. the detection platform of effective working distance under water of deep-sea illumination apparatus, be made up of tank, track type all position mobile system, 11 pieces of shadow shields, four pieces of reflectors, illumination apparatus fixture, phase machine clamp, steering wheel and cameras, and configure a computing machine as the reception of the output terminal of control signal and detection signal, analysis and treament end, it is characterized in that: track type all position mobile system makes camera mobile with the effective working distance under water detecting deep-sea illumination apparatus in the fold-line-shaped light propagation ducts be made up of shadow shield and reflector under control of the computer;
Described track type all position mobile system is fixed on and the guide rail one (3) in the plane of parallel plane top, measured light path place by symmetry, the guide rail two (4) that also can along it move vertical with guide rail one (3), the guide rail three (2) that also can along guide rail two (4) move vertical with above-mentioned two guide levels, along the phase machine clamp (21) of guide rail three (2) movement, and connection guide rail one (3) and guide rail two (4), guide rail three (2) and guide rail two (4), guide rail three (2) goes up phase machine clamp (21) and the stepper motor one (25) driving it mutually to move, stepper motor two (26), stepper motor three (27) and control phase machine clamp (21) form at the steering wheel (23) of horizontal rotation in surface,
11 pieces of described shadow shields are respectively first to the 11 piece shadow shield (5) (7) (11) (12) (13) (14) (15) (16) (17) (18) (19), shadow shield is made up of the material with strong photo absorption performance, light propagation path is formed with fold-line-shaped in tank (24), height is lower than tank edge, and with tank intersection proper seal, make seam crossing light tight;
The light that light fixture sends is transmitted to reflector one (8) along the first passage be made up of shadow shield one (5) and shadow shield two (7), continued to propagate along primary optical axis (6) by after its reflection, by shadow shield three (11), the alternate path that shadow shield four (12) is formed is transmitted to reflector two (9), continue to propagate along primary optical axis (6) after reflection, by shadow shield five (13), the third path that shadow shield six (14) is formed is transmitted to reflector three (20), continue to propagate along primary optical axis (6) after reflection, by shadow shield seven (15), the 4th path that shadow shield eight (16) is formed is transmitted to reflector four (10), continue to propagate along primary optical axis (6) after reflection, by shadow shield nine (17), the five-way road that shadow shield ten (18) is formed is propagated and is finally blocked plate ten one (19) absorption,
Described illumination apparatus fixture (1) concrete form is determined according to the interface of tested deep-sea illumination apparatus, height is lower than the height of shadow shield and reflector, the geometric-optical axis of illumination apparatus and pre-designed primary optical axis (6) are coincided, thus luminous energy is propagated along the light propagation ducts preset, and provide electric energy for illumination apparatus.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310054283.3A CN103115751B (en) | 2013-02-20 | 2013-02-20 | Underwater effective working distance detecting platform of deep sea lighting device |
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| CN201310054283.3A CN103115751B (en) | 2013-02-20 | 2013-02-20 | Underwater effective working distance detecting platform of deep sea lighting device |
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| CN103115751A CN103115751A (en) | 2013-05-22 |
| CN103115751B true CN103115751B (en) | 2015-07-15 |
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| CN106768894B (en) * | 2016-12-30 | 2023-06-30 | 浙江大学 | Underwater light source testing device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5313261A (en) * | 1992-07-13 | 1994-05-17 | Applied Remote Technology Inc. | Method and apparatus for faithful gray scale representation of under water laser images |
| US6115511A (en) * | 1996-10-28 | 2000-09-05 | Director General Of The 1Th District Port Construction Bureau, Ministry Of Transport | Underwater laser imaging apparatus |
| CN201094027Y (en) * | 2007-11-09 | 2008-07-30 | 国家海洋局第一海洋研究所 | Sea surface micro-structure measuring apparatus for vessel |
| CN203203775U (en) * | 2013-02-20 | 2013-09-18 | 浙江大学 | Underwater effective working distance detecting platform of deep sea lighting device |
-
2013
- 2013-02-20 CN CN201310054283.3A patent/CN103115751B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5313261A (en) * | 1992-07-13 | 1994-05-17 | Applied Remote Technology Inc. | Method and apparatus for faithful gray scale representation of under water laser images |
| US6115511A (en) * | 1996-10-28 | 2000-09-05 | Director General Of The 1Th District Port Construction Bureau, Ministry Of Transport | Underwater laser imaging apparatus |
| CN201094027Y (en) * | 2007-11-09 | 2008-07-30 | 国家海洋局第一海洋研究所 | Sea surface micro-structure measuring apparatus for vessel |
| CN203203775U (en) * | 2013-02-20 | 2013-09-18 | 浙江大学 | Underwater effective working distance detecting platform of deep sea lighting device |
Non-Patent Citations (2)
| Title |
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| 光路观察箱的制作和使用;李俊;《小学自然教学》;20021231(第7·8期);第79页右栏 * |
| 激光扫描实时获取水下图象信息的方法与系统;郑冰等;《青岛海洋大学学报(自然科学版)》;20001031;第30卷(第4期);第703页2 系统的组成以及3 实验环境及结果 * |
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