CN102200627A - Light source collector structure - Google Patents
Light source collector structure Download PDFInfo
- Publication number
- CN102200627A CN102200627A CN2010101413164A CN201010141316A CN102200627A CN 102200627 A CN102200627 A CN 102200627A CN 2010101413164 A CN2010101413164 A CN 2010101413164A CN 201010141316 A CN201010141316 A CN 201010141316A CN 102200627 A CN102200627 A CN 102200627A
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- CN
- China
- Prior art keywords
- light
- light source
- unit
- harvesting unit
- collector structure
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- 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.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention discloses a light source collector structure, which is used for collecting a light source and comprises a light condensing unit, a light collecting unit and a receiving unit, wherein the light condensing unit is provided with an incidence plane and an emergence plane; the light source enters the light condensing unit from the incidence plane; the light condensing unit changes an optical path distance and the light travelling direction of the light source to make the light source uniformly transmitted to the emergence plane; the light collecting unit is provided with two end faces; a reflecting layer is arranged in the light collecting unit; the light condensing unit is arranged on one end face of the light collecting unit and used for receiving the light source from the emergence plane; the light source which emerges from the emergence plane is reflected to the other end face of the light collecting unit through the reflecting layer; and the receiving unit is arranged on the other end face of the light collecting unit and used for receiving the light source which emerges from the light collecting unit and further carrying out photoelectric conversion to convert the light energy of the light source into electric energy.
Description
Technical field
The present invention relates to a kind of light source gatherer, more particularly relate to a kind of light source collector structure with high-level efficiency light harvesting.
Background technology
In known technology, photoelectric conversion device is made up of plural lenses photoelectric conversion unit pairing with it, in order to incident light source is focused on this photoelectric conversion unit, makes transform light energy become electric energy.Yet, when this incident light source focuses to this photoelectric conversion unit,, still need the problem of aligning owing to still have the gap between these lens and this photoelectric conversion unit.In addition, though this incident light source can see through these lens focuss on this photoelectric conversion unit, but this incident light source still may be because of other factors, and can't be equably by these lens focuss on this photoelectric conversion unit, for example these lens package are impure, it can make the part light source scattering of this incident light source or diffusion to the zone of non-this photoelectric conversion unit, thereby causes the reduction of photoelectric transformation efficiency.
For solving known above-mentioned problem, in some technology, be by homonymy, be formed with some zigzag at interval or Bragg grating (Bragg grating), with so that this incident light source can be assembled this incident light source effectively equably at these these incident light sources of lens outgoing.Yet, form this zigzag interval or grating at these lens, it still exists need aim at photoelectric conversion unit the problem that this has these lens of this zigzag interval or grating, and also promptly working as can't be accurately on time, and it still can cause the reduction of photoelectric transformation efficiency.
Summary of the invention
The purpose of this invention is to provide a kind of light source collector structure, is in advance light source to be changed to equably this light harvesting unit by the light focusing unit in a side of light harvesting unit, in order to improve the collection efficiency of this light harvesting unit.
For reaching above-mentioned purpose, the present invention proposes a kind of light source collector structure, and in order to collect light source, it comprises light focusing unit, light harvesting unit and receiving element.This light focusing unit has the plane of incidence and exit facet, and this light source enters this light focusing unit from this plane of incidence, and this light focusing unit changes the optical path length and the light direct of travel of this light source, makes this light source arrive this exit facet equably; The present invention discloses a kind of light source collector structure, is used for collecting light source, and it comprises light focusing unit, light harvesting unit and receiving element.This light focusing unit has the plane of incidence and exit facet, and this light source enters this light focusing unit from this plane of incidence, and this light focusing unit changes the optical path length and the light direct of travel of this light source, makes this light source be sent to this exit facet equably; This light harvesting unit has two end faces, and the inside of this light harvesting unit has the reflection horizon, and an end face of this light harvesting unit is provided with this light focusing unit, be used for receiving this light source, and this light source of this exit facet outgoing sees through the other end of this reflective layer reflects to this light harvesting unit again from this exit facet; And this receiving element is arranged on this other end of this light harvesting unit, is used for receiving this light source from this light harvesting unit outgoing, and then carries out opto-electronic conversion, and the transform light energy of this light source is become electric energy.
Compare known technology, light source collector structure of the present invention can need not accurately aimed under the situation of incident light source, still can collect this incident light source equably to receiving element, and then makes this incident light source can carry out opto-electronic conversion effectively.
Description of drawings
Fig. 1 is the light source collector structure synoptic diagram of the embodiment of the invention; And
Fig. 2 is that the light source collector structure of the embodiment of the invention carries out the synoptic diagram that light source is collected.
[primary clustering symbol description]
10 light source collector structures
12 light focusing unit
122 planes of incidence
124 exit facets
14 light harvesting unit
142,144 end faces
146 reflection horizon
16 receiving elements
The IL light source
Embodiment
For fully understanding purpose of the present invention, feature and effect, existing by following specific embodiment, and cooperate appended figure, and the present invention is elaborated, illustrate as the back:
With reference to figure 1, be the light source collector structure synoptic diagram of the embodiment of the invention.In the present embodiment, this light source collector structure 10, it comprises light focusing unit 12, light harvesting unit 14 and receiving element 16.This light focusing unit 12 has the plane of incidence 122 and exit facet 124, and for example this light focusing unit can be ball shape or elliptical shape, explains with elliptical shape at this.In addition, the material of this light focusing unit 12 has high-temperature resistant coefficient or high light-transmission coefficient, is used for making incident light source except that having high-penetrability, also can not cause the material variation of this light focusing unit 12 because of the energy of incident light source, and then influences the efficient of optically focused.Moreover the material of this light focusing unit 12 can be colloid or glass, and for example when the material of this light focusing unit 12 was this colloid, this colloid was an AB glue.This light harvesting unit 14 has two end faces 142,144, and the inside of this light harvesting unit 14 has reflection horizon 146, and an end face 142 of this light harvesting unit 14 is provided with this light focusing unit 12, be used for receiving light source, and this light source of these exit facet 124 outgoing sees through the other end 144 that this reflection horizon 146 reflexes to this light harvesting unit again from this exit facet 124.Wherein, this reflection horizon 142 provides the light source of this light harvesting unit 14 of incident to carry out the total reflection of light, and this reflection horizon 146 can be plated attached or is attached to the inside of this light harvesting unit 14.Preferably, this light harvesting unit 14 is pyramidal kenel.This receiving element 16 is arranged on this other end 144 of this light harvesting unit 14, and is used for receiving the light source from these light harvesting unit 14 outgoing.
With reference to figure 2, be that the light source collector structure of the embodiment of the invention carries out the synoptic diagram that light source is collected.In the present embodiment, be to be used for collecting light source IL by light source gatherer 10 of the present invention, at this, this light source IL represents the set from all directions light source.This light focusing unit 12 has the plane of incidence 122 and exit facet 124, this light source IL enters this light focusing unit 12 from this plane of incidence 122, and this light focusing unit 12 changes optical path length and the light direct of travel of this light source IL, makes this light source 14 be sent to this exit facet 124 equably.Light harvesting unit 14 has two end faces 142,144, and the inside of this light harvesting unit 14 has reflection horizon 164, and an end face 142 of this light harvesting unit 14 is provided with this light focusing unit 12, be used for receiving this light source IL, and this light source IL of these exit facet 124 outgoing sees through the other end 144 that this reflection horizon 146 reflexes to this light harvesting unit 14 again from this exit facet 12 of this light focusing unit 12.At this, on scheming, can recognize from respectively this light source IL of this light harvesting unit 14 can be by these light focusing unit 12 its original optical path length of change and light direct of travels.Preferably, this light source IL will make this light source IL to transmit at the shortest optical path length effectively by this light focusing unit 12 and/or this light harvesting unit 14.This receiving element 16 is arranged on this other end 144 of this light harvesting unit 14, and is used for receiving this light source IL from these light harvesting unit 14 outgoing, and then carries out opto-electronic conversion, and transform light energy is become electric energy.
Compare known technology, light source collector structure of the present invention can need not accurately aimed under the situation of incident light source, still can collect this incident light source equably to receiving element, and then makes this incident light source can carry out opto-electronic conversion effectively.
The present invention is open with preferred embodiment hereinbefore, so knows this operator and it should be understood that this embodiment only is used to describe the present invention, does not limit the scope of the invention and should not be read as.It should be noted that the variation and the displacement of all and this embodiment equivalence all should be considered as being encompassed in the category of the present invention.Therefore, protection scope of the present invention should with hereinafter claim was defined is as the criterion.
Claims (8)
1. a light source collector structure is used for collecting light source, it is characterized in that it comprises:
Light focusing unit has the plane of incidence and exit facet, and this light source enters this light focusing unit from this plane of incidence, and this light focusing unit changes the optical path length and the light direct of travel of this light source, makes this light source be sent to this exit facet equably;
The light harvesting unit, have two end faces, and the inside of this light harvesting unit has the reflection horizon, and an end face of this light harvesting unit is provided with this light focusing unit, be used for receiving this light source, and this light source of this exit facet outgoing sees through the other end of this reflective layer reflects to this light harvesting unit again from this exit facet; And
Receiving element is arranged on this other end of this light harvesting unit, is used for receiving this light source from this light harvesting unit outgoing, and then carries out opto-electronic conversion, and the transform light energy of this light source is become electric energy.
2. light source collector structure as claimed in claim 1 is characterized in that, wherein this reflection horizon provides this light source of this light harvesting unit of incident to carry out the total reflection of light.
3. light source collector structure as claimed in claim 1 is characterized in that, wherein the material of this light focusing unit is colloid or glass.
4. light source collector structure as claimed in claim 2 is characterized in that, wherein this light focusing unit is ball shape or elliptical shape.
5. as claim 1 or 4 described light source collector structures, it is characterized in that wherein the material of this light focusing unit has high-temperature resistant coefficient or high light-transmission coefficient.
6. light source collector structure as claimed in claim 3 is characterized in that, wherein this colloid is an AB glue.
7. light source collector structure as claimed in claim 1 is characterized in that, wherein this light harvesting unit is a cone.
8. as claim 1 or 7 described light source collector structures, it is characterized in that wherein the plating of this reflection horizon is attached or be attached to the inside of this light harvesting unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101413164A CN102200627A (en) | 2010-03-25 | 2010-03-25 | Light source collector structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101413164A CN102200627A (en) | 2010-03-25 | 2010-03-25 | Light source collector structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102200627A true CN102200627A (en) | 2011-09-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101413164A Pending CN102200627A (en) | 2010-03-25 | 2010-03-25 | Light source collector structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102200627A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101361022A (en) * | 2005-12-23 | 2009-02-04 | 3M创新有限公司 | Polarized, multicolor led-based illumination source |
| CN101442281A (en) * | 2008-11-18 | 2009-05-27 | 徐诵舜 | Method and apparatus for using solar through photoelectric photo-thermal homobody synchronous transition |
-
2010
- 2010-03-25 CN CN2010101413164A patent/CN102200627A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101361022A (en) * | 2005-12-23 | 2009-02-04 | 3M创新有限公司 | Polarized, multicolor led-based illumination source |
| CN101442281A (en) * | 2008-11-18 | 2009-05-27 | 徐诵舜 | Method and apparatus for using solar through photoelectric photo-thermal homobody synchronous transition |
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Application publication date: 20110928 |