CN201289609Y - Locating device for tracing light source - Google Patents
Locating device for tracing light source Download PDFInfo
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- CN201289609Y CN201289609Y CNU200820146101XU CN200820146101U CN201289609Y CN 201289609 Y CN201289609 Y CN 201289609Y CN U200820146101X U CNU200820146101X U CN U200820146101XU CN 200820146101 U CN200820146101 U CN 200820146101U CN 201289609 Y CN201289609 Y CN 201289609Y
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- light source
- light
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- chamber
- positioning device
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Abstract
The utility model relates to the field of optical sensors, in particular to a sensing and drive device for locating the natural light source. A light tracking location device comprises a sensing section and a maneuver section, wherein the sensing section includes a light collection cavity and a photoelectric detection circuit. A photosensitive sensing head of the photoelectric detection circuit is arranged in the light collection cavity, and the output of the photoelectric detection circuit is electrically connected with the drive circuit of the maneuver section. The light collection cavity has a nontransparent hemispherical cavity structure, which is symmetrically divided into more than two chambers; and light-penetrating holes with the same area and the same number are symmetrically distributed on each chamber on the light collection cavity. Accordingly, the light tracking location device has the advantages of miniaturized structure, improved sensing accuracy and wide application range.
Description
Technical field
The utility model relates to the optical sensor field, relates in particular to a kind of sensing and drive unit that the lamp direction is positioned.
Background technology
The development of modern state society more and more depends on the development and utilization of the energy, and traditional energy---coal, oil, rock gas will be exhausted by exploitation in the foreseeable time, and traditional energy uses and brings serious environmental to pollute simultaneously.Therefore, accelerating to restructure the use of energy is modern society's sixty-four dollar question, and sun power is being admitted as the green energy resource of the most direct environmental protection, and is employed widely.How more efficient must utilize sun power, and enlarge outside the collector panels area except the material that uses high-photoelectric transformation efficiency, can light source that this motion of positive in real time seizure solar energy also be the important means of raising receiving efficiency.
For the real-time follow-up sun obtaining more sun power, solar energy tracking device adopts regularly rot or light source alignment sensor usually.And general two (many) silicon solar cells strap clamp angles composite assembly that adopts of the light source alignment sensor that is used to catch sun power at present forms, utilize the photoelectric transformation efficiency difference of the different angle incidents of sunshine, the photocurrent difference of generation is carried out the judgement of solar azimuth.As China Patent No. ZL200720184283.5, a kind of full-automatic light source tracing positioning device of publication number CN201110969Y adopts this method exactly.But method for designing is when requiring high precision alignment like this, and the silicon solar cell area certainly will guarantee that so just the photocurrent difference can be detected out with very big; Because after the increase of the receiving area of sensor, adhere to foreign matter or the accidental shade that occurs easily simultaneously, cause the sensor erroneous judgement, influence precision and waste efficient.
The utility model content
For solving above-mentioned technical barrier, the microminiaturization that the utility model provides a kind of technical scheme to realize light source location tracking device, and can keep the precision of sensor, make it to be applicable to various in the higher occasion of requirements of installation space.
The utility model adopts following technical scheme:
Light source tracing positioning device of the present utility model comprises transducing part and motor-driven part.Wherein, transducing part comprises light collecting chamber and photoelectric detective circuit.The photosensitive sensing head of described photoelectric detective circuit is arranged in the described smooth collecting chamber, and the output electric signal of described photoelectric detective circuit is connected in the driving circuit of motor-driven part.
Further, described smooth collecting chamber is lighttight hemisphere cavity body structure and is quantity greater than 2 chamber by symmetry division; Be symmetrically distributed with the light hole of quantity such as homalographic on each chamber on the described smooth collecting chamber.
Best, described chamber quantity is 4.
Further, described smooth collecting chamber outside surface covers one deck ruddiness optical filter.
Further, the chamber wall of described smooth collecting chamber has suitable thickness, is used to intercept spuious light wave.
Further, described photosensitive sensing head is a light activated element.
Further, the driving circuit of described motor-driven part comprises A/D modular converter, microprocessor module and motor drive module; Described photosensitive sensing head, A/D modular converter, microprocessor module, motor drive module and drive motor electrically connect in proper order.
Further, the drive motor of described motor-driven part is a stepper motor, is connected in the motor drive module of described driving circuit.
The utility model adopts as above technical scheme, has the following advantages:
The light collecting chamber be configured to the hemisphere structure, unthreaded hole is opened in shell outside, chamber, the chamber shell has certain thickness, makes light hole also possess the function that intercepts spuious light wave.And can decay to light intensity, help at noon avoiding the light activated element state of reaching capacity to be unfavorable for the accuracy of measuring under the high light state.
2. the use of ruddiness optical filter, can effectively filter shortwave light source (blue light, purple light etc.), because the short wavelength is formed stray wave interference detection result by airborne particulate scattering easily, concentrate on ruddiness and infrared light characteristics to cooperate the general detection window of light activated element.Detect degree of accuracy so can improve.
3. can also can adjust light source hunting zone, energy of light source detection sensitivity etc. by adjusting light collecting chamber hole number, pore size, blowing angle.
4. the utility model is simple and reasonable, has realized the microminiaturization of light source location tracking device.
Description of drawings
Fig. 1 is a module connection diagram of the present utility model;
Fig. 2 is a diagrammatic cross-section of the present utility model;
Fig. 3 is a chamber vertical view of the present utility model;
Fig. 4 is a principle of work synoptic diagram of the present utility model;
Fig. 5 is an outside drawing of the present utility model.
The figure number explanation:
1 smooth collecting chamber 2 chambers 3 photosensitive sensing head 4 ruddiness optical filters
11 light holes, 21 first chambers, 22 second chambers 23 the 3rd chamber 24 the 4th chamber
Embodiment
Existing accompanying drawings and embodiment further specify the utility model.
As shown in Figure 1 and Figure 2, light source tracing positioning device of the present utility model comprises transducing part and motor-driven part.Wherein, transducing part comprises light collecting chamber 1 and photoelectric detective circuit.The photosensitive sensing head 3 of described photoelectric detective circuit is arranged in the described smooth collecting chamber 1, and the output electric property of described photoelectric detective circuit is connected in the driving circuit of motor-driven part.
As shown in Figure 2, described smooth collecting chamber 1 is a quantity greater than 2 chamber 2 for lighttight hemisphere cavity body structure and by symmetry division; Be symmetrically distributed with the light hole 11 of quantity such as homalographic on each chamber 2 on the described smooth collecting chamber 1.Can collect quantity, pore size, the blowing angle of light hole by adjusting light, can adjust light source hunting zone, energy of light source detection sensitivity etc.
As shown in Figure 3, preferred forms of the present utility model, described chamber quantity is 4.Be divided into 4 chambers that equate fully by " ten " font dividing plate of light collecting chamber 1: first chamber 21, second chamber 22, the 3rd chamber 23 and the 4th chamber 24.The photosensitive sensing head of first chamber 21 and the 3rd chamber 23 is formed vertical light source and is followed the trail of the photosensitive sensing head composition lateral sources tracking of second chamber 22 and the 4th chamber 24.
As shown in Figure 2, described smooth collecting chamber 1 outside surface covers one deck ruddiness optical filter 4.Described photosensitive sensing head 3 is a light activated element.The use of ruddiness optical filter, can effectively filter shortwave light source (blue light, purple light etc.), because the short wavelength is formed stray wave interference detection result by airborne particulate scattering easily, concentrate on ruddiness and infrared light characteristics to cooperate the general detection window of light activated element, utilize and improve sensing accuracy.
As shown in Figure 1, the driving circuit of described motor-driven part comprises A/D modular converter, microprocessor module and motor drive module; Described photosensitive sensing head, A/D modular converter, microprocessor module, motor drive module and drive motor electrically connect in proper order.
As shown in Figure 4, when sun incident, if the sun is not in the middle, the luminous energy that will cause left and right sides collecting chamber to enter is different, then the both sides light activated element produces varying voltage signal, input driving circuit is converted into digital signal by the A/D modular converter with signal, the input microprocessor module, compare two signal magnitude, the signal that comparative result is converted into the drive motor rotating is to motor drive module, thus drive motor, and drive equipment is all the time over against the sun.
Wherein, the A/D modular converter can adopt general A/D chip and correspondent peripheral circuit; Microprocessor can adopt 8 single-chip microcomputers; The universal power driving circuit that motor drive module can adopt special motor drive ic or be made up of triode or Darlington transistor.
Further, the drive motor of described motor-driven part is a stepper motor, is connected in the motor drive module of described driving circuit.
For more clearly showing the utility model, outside drawing of the present utility model is a dome-type structure that has the symmetrical distribution through hole as shown in Figure 5.
Although specifically show and introduced the utility model in conjunction with preferred embodiment; but the those skilled in the art should be understood that; in the spirit and scope of the present utility model that do not break away from appended claims and limited; can make various variations to the utility model in the form and details, be protection domain of the present utility model.
Claims (8)
1. light source tracing positioning device, comprise transducing part and motor-driven part, it is characterized in that: transducing part comprises light collecting chamber and photoelectric detective circuit, the photosensitive sensing head of described photoelectric detective circuit is arranged in the described smooth collecting chamber, and the output electric property of described photoelectric detective circuit is connected in the driving circuit of motor-driven part.
2. light source tracing positioning device as claimed in claim 1 is characterized in that: described smooth collecting chamber is lighttight hemisphere cavity body structure and is quantity greater than 2 chamber by symmetry division; Be symmetrically distributed with the light hole of quantity such as homalographic on each chamber on the described smooth collecting chamber.
3. light source tracing positioning device as claimed in claim 2 is characterized in that: described chamber quantity is 4.
4. light source tracing positioning device as claimed in claim 2 is characterized in that: described smooth collecting chamber outside surface covers one deck ruddiness optical filter.
5. light source tracing positioning device as claimed in claim 1 is characterized in that: described photosensitive sensing head is a light activated element.
6. light source tracing positioning device as claimed in claim 1 is characterized in that: the chamber wall of described smooth collecting chamber has suitable thickness.
7. light source tracing positioning device as claimed in claim 1 is characterized in that: the driving circuit of described motor-driven part comprises A/D modular converter, microprocessor module and motor drive module; Described photosensitive sensing head, A/D modular converter, microprocessor module, motor drive module and drive motor electrically connect in proper order.
8. light source tracing positioning device as claimed in claim 1 is characterized in that: the drive motor of described motor-driven part is a stepper motor, is connected in the motor drive module of described driving circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820146101XU CN201289609Y (en) | 2008-10-28 | 2008-10-28 | Locating device for tracing light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820146101XU CN201289609Y (en) | 2008-10-28 | 2008-10-28 | Locating device for tracing light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201289609Y true CN201289609Y (en) | 2009-08-12 |
Family
ID=40981290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820146101XU Expired - Fee Related CN201289609Y (en) | 2008-10-28 | 2008-10-28 | Locating device for tracing light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201289609Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102455710A (en) * | 2010-10-21 | 2012-05-16 | 新茂野科技股份有限公司 | Sun tracking induction controller |
| CN104090584A (en) * | 2014-05-04 | 2014-10-08 | 中国科学院广州能源研究所 | One-dimension dislocation solar-energy tracking system |
| CN104753454A (en) * | 2015-03-12 | 2015-07-01 | 张涛 | Photovoltaic single-shaft rotating follow spot device |
| CN107368106A (en) * | 2017-08-31 | 2017-11-21 | 京东方科技集团股份有限公司 | Solar panel is followed spot equipment, TRT and control method |
-
2008
- 2008-10-28 CN CNU200820146101XU patent/CN201289609Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102455710A (en) * | 2010-10-21 | 2012-05-16 | 新茂野科技股份有限公司 | Sun tracking induction controller |
| CN104090584A (en) * | 2014-05-04 | 2014-10-08 | 中国科学院广州能源研究所 | One-dimension dislocation solar-energy tracking system |
| CN104090584B (en) * | 2014-05-04 | 2016-09-14 | 中国科学院广州能源研究所 | One-dimensional dislocation solar tracking system |
| CN104753454A (en) * | 2015-03-12 | 2015-07-01 | 张涛 | Photovoltaic single-shaft rotating follow spot device |
| CN107368106A (en) * | 2017-08-31 | 2017-11-21 | 京东方科技集团股份有限公司 | Solar panel is followed spot equipment, TRT and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090812 Termination date: 20121028 |