CN201780404U - Thin-film solar reflecting and condensing device - Google Patents
Thin-film solar reflecting and condensing device Download PDFInfo
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- CN201780404U CN201780404U CN2010201208150U CN201020120815U CN201780404U CN 201780404 U CN201780404 U CN 201780404U CN 2010201208150 U CN2010201208150 U CN 2010201208150U CN 201020120815 U CN201020120815 U CN 201020120815U CN 201780404 U CN201780404 U CN 201780404U
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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
- Y02E10/40—Solar thermal energy, e.g. solar towers
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Abstract
The utility model discloses a thin-film solar reflecting and condensing device, which comprises a condensing film, a surface shaped bottom plate and a surface shaped focal point locating bracket. The condensing film is a planar film with a reflection coating or a microprism total reflection condensing film that is arranged on the top surface of the surface-shaped bottom plate; and the surface-shaped bottom plate is a thin plate and is bonded on the top surface of the surface-shaped focus locating bracket, and the surface-shaped bottom plate and the surface-shaped focal point locating bracket together form the surface-shaped meeting optical requirement and the focus with precise location. The condensing film, the surface-shaped bottom plate and the surface-shaped focus locating bracket are separately fabricated, and the surface shape meeting optical requirement and focal point location are integrated on one part of the surface-shaped focal point locating bracket, so that low cost, high precision and good reproducibility and easiness in fabrication are achieved, and the solar reflecting and condensing device can be widely generalized and popularized for the utilization for solar energy through reflection and condensation.
Description
Technical field
The utility model relates to solar reflecting and condensing device, particularly be a kind of thin film solar reflecting and condensing device.
Background technology
Solar reflecting and condensing device has three elements: the reflecting coating (light collecting layer) that reflection coefficient is high; The reflection face that meets the optics requirement; The optically focused focus is located accurately.
The solar reflecting and condensing device of prior art, mostly be on the matrix material of an integral body, be processed into face shape accurately by the optics requirement, on the shape face of this face shape, polish plated film again, remove to form beam condensing unit on the focus thereby with welding support photoreceptor is set up again.
There is following defective in the beam condensing unit of above-mentioned prior art: the material cost height, and difficulty of processing is big, and focus is looked for inaccurate, produces very difficulty in batches.Therefore above-mentioned beam condensing unit can only use in the sample project of laboratory or displaying property, can not large tracts of land popularize and promote at all, and the utilization of sun power and development are restricted.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of above-mentioned technology, a kind of low cost is provided, easily makes, and the high spotlight effect of repeatable accuracy is good, and the energy large tracts of land spreads to a kind of thin film solar reflecting and condensing device of huge numbers of families.
The technical scheme that solves the problems of the technologies described above is:
A kind of thin film solar reflecting and condensing device, described thin film solar reflecting and condensing device comprises: condensing film, face shape base plate and face shape focus support; Described condensing film is the planar film with reflecting coating, and the planar film with reflecting coating is arranged on the face shape base plate top surface; Described shape base plate is thin plate, and the bottom surface of face shape base plate is attached to face shape and focuses on the support top surface, and the face of reproduction shape focuses support top surface shape; Described shape focuses support and comprise: face shape focuses support top optical surface and focuses the structure that focuses of support one with face shape, described shape focuses support top optical surface and is positioned at face shape and focuses the support top surface, and the central point that focuses structure that described and face shape focus the support one is positioned at the focus that face shape focuses support top optical surface.
A kind of thin film solar reflecting and condensing device, described thin film solar reflecting and condensing device comprises: condensing film, face shape base plate and face shape focus support; Described condensing film is a microprism full-reflection spotlight film, and microprism full-reflection spotlight film is arranged on the face shape base plate top surface; Described shape base plate is thin plate, and the bottom surface of face shape base plate is attached to face shape and focuses on the support top surface, and the face of reproduction shape focuses support top surface shape; Described shape focuses support and comprise: face shape focuses support top optical surface and focuses the structure that focuses of support one with face shape, described shape focuses support top optical surface and is positioned at face shape and focuses the support top surface, and the central point that focuses structure that described and face shape focus the support one is positioned at the focus that face shape focuses support top optical surface.
The beneficial effects of the utility model are:
1. the utility model resolves into condensing film and face shape base plate with the big parts of polishing plated film that need of difficulty of processing, and the parts after the decomposition are convenient to processing, and cost is low.
2. the shape face that the utility model is big with difficulty of processing is decomposed into face shape base plate and face shape focuses support, again face shape base plate is laminated, opposite shape focuses the top surface of support and makes the accurate shape face that optically focused needs, and the face shape after decomposing focuses support and accomplishes accurate processing easily, in the time of guaranteeing that so soft face shape base plate is attached to face shape and focuses on the top surface of support, can accurately reproduce face shape and focus support top surface shape, realize being convenient to processing, the formation of the face shape that cost is low.
3. the utility model problem that will be difficult to accurately focus is with focusing support and accomplish on the part focusing structure and face shape, and this part is the part of mold, accurately repeats the difficult problem that focuses thereby successfully solved.
More than the successful solution of three difficult problems make the reflecting condensation utilization of sun power reach the level of can large tracts of land popularizing and promoting.
Embodiment of the present utility model is arranged on thermal-collecting tube 1 on the beam condensing unit of the present utility model, make thermal-collecting tube 1 become the focus of optically focused, gathering solar heat that can be a large amount of shows, many 6-9 doubly than a heat with thermal-collecting tube collection sun power, reach and overcharge heat-collecting capacity, heat the purpose of the water that higher temperature (being bordering on 100 ℃), make solar water not only can be used to have a bath and to be used for heating, the utilization of solar hot-water is more stepped to a new level.
Description of drawings
Fig. 1 is the utility model stereographic map;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is the A-A cut-open view of Fig. 2;
Fig. 4 is the structure cut-open view with planar film of reflecting coating;
Fig. 5 is that face shape focuses the supporting structure synoptic diagram;
Fig. 6 is the structural representation of microprism full-reflection spotlight film, shows the light path of sunray total reflection on prism among the figure.
" explanation of main sequence number in the accompanying drawing "
1: thermal-collecting tube; 2: condensing film; 2a: planar film with reflecting coating; 2b: microprism full-reflection spotlight film; 3: face shape base plate; 4: face shape focuses support; 4a: face shape focuses support top optical surface; 4b: focus the structure that focuses of support one with face shape; 6: adhesive; 7: transparent plastic film; 8: reflecting coating; 9: protective film; 11: the first planes; 12: digital curved; 14: the second planes; i
1, i
2, i
3: incident ray; r
1, r
2, r
3: reflection ray; F: focus.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Fig. 1 is the utility model stereographic map; Fig. 2 is the front view of Fig. 1; Fig. 3 is the A-A cut-open view of Fig. 2; Fig. 4 is the structure cut-open view with planar film of reflecting coating; Fig. 5 is that face shape focuses the supporting structure synoptic diagram; Fig. 6 is the structural representation of microprism full-reflection spotlight film, shows the light path of sunray total reflection on prism among the figure.
Embodiment one.
The utility model provides a kind of thin film solar reflecting and condensing device, and described thin film solar reflecting and condensing device comprises: condensing film 2, face shape base plate 3 and face shape focus support 4.
As Fig. 1, Fig. 2, shown in Figure 3, described condensing film 2 is the planar film 2a with reflecting coating, and the planar film 2a with reflecting coating is arranged on face shape base plate 3 top surfaces; Described shape base plate 3 is thin plates, and the bottom surface of face shape base plate 3 is attached to face shape and focuses on support 4 top surfaces, and the face of reproduction shape focuses support 4 top surface shapes.
Described shape focuses support 4 and comprise: face shape focuses support top optical surface 4a and focuses structure 4b with face shape focuses the support one.Described shape focuses support top optical surface 4a and is positioned at face shape and focuses support 4 top surfaces, and the central point that focuses structure 4b that described and face shape focus the support one is positioned at the focus f that face shape focuses support top optical surface 4a.
As shown in Figure 4, described structure with planar film 2a of reflecting coating is: plating reflecting coating 8, coating protective film layer 9 on reflecting coating 8 again on 7 one sides of transparent plastic film; On transparent plastic film 7 another sides, apply adhesive 6.
When described condensing film 2 is when having the planar film 2a of reflecting coating, the shape of described shape base plate 3 is parabolic.
When described condensing film 2 is when having the planar film 2a of reflecting coating, it is parabolic cylinder that described shape focuses support top optical surface 4a; Described shape focuses support top optical surface 4a and focuses with face shape focuses the support one that structure 4b is structure as a whole or pinpoint mechanical connecting structure.
The utility model also includes thermal-collecting tube 1, the center of described thermal-collecting tube 1 and overlap with the central point that focuses structure 4b that face shape focuses the support one.
The utility model embodiment one manufacturing process is as follows:
The utility model is made top surface earlier and is focused support 4 for accurate paraboloidal shape, to be attached to face shape less than the thin face shape base plate 3 of 0.5mm again and focus on the upper face of support 4, and can guarantee that so soft face shape base plate 3 will accurately reproduce face shape and focuses support 4 top parabolic shapes; The smooth face that adheres to shape base plate 3 upper surfaces of condensing film 2a that will have reflecting coating, again thermal-collecting tube 1 inserting surface shape is focused focusing in the hole that focuses structure 4b of support one on the support 4, so just finished thin film solar reflecting and condensing device of the present utility model with face shape.
Embodiment two.
The utility model provides a kind of thin film solar reflecting and condensing device, and described thin film solar reflecting and condensing device comprises: condensing film 2, face shape base plate 3 and face shape focus support 4.
As Fig. 1, Fig. 2, shown in Figure 3, described condensing film 2 is microprism full-reflection spotlight film 2b, and microprism full-reflection spotlight film 2b is arranged on face shape base plate 3 top surfaces; Described shape base plate 3 is thin plates, and the bottom surface of face shape base plate 3 is attached to face shape and focuses on support 4 top surfaces, and the face of reproduction shape focuses support 4 top surface shapes; Described shape focuses support 4 and comprise: face shape focuses support top optical surface 4a and focuses structure 4b with face shape focuses the support one, described shape focuses support top optical surface 4a and is positioned at face shape and focuses support 4 top surfaces, and the central point that focuses structure 4b that described and face shape focus the support one is positioned at the focus f that face shape focuses support top optical surface 4a.
As shown in Figure 6, the structure of described microprism full-reflection spotlight film 2b is: form a plurality of small prisms on transparent plastic film.
When described condensing film 2 was microprism full-reflection spotlight film 2b, the shape of described shape base plate 3 was: can make the prism on the microprism full-reflection spotlight film 2b satisfy total reflection condition, can guarantee that again reflection ray gathers on a focus f.
When described condensing film 2 was microprism full-reflection spotlight film 2b, it was digitized cylinder that described shape focuses support top optical surface 4a, and this digitized cylinder is: the incident ray i that is parallel to optical axis
1, i
2, i
3Through dropping on digital curved 12 after 11 refractions of first plane, be totally reflected on second plane 14 through digital curved 12 again, through the reflection ray r after 14 refractions of second plane
1, r
2, r
3Gather on same focus f.
The utility model also includes thermal-collecting tube 1, the center of described thermal-collecting tube 1 and overlap with the central point that focuses structure 4b that face shape focuses the support one.
The utility model embodiment two manufacturing process are as follows:
The utility model elder generation manufacturing top surface is that the face shape of exact figure curved surface 12 focuses support 4, to be attached to face shape less than the thin face shape base plate 3 of 0.5mm again and focus on the upper face of support 4, and can guarantee that so soft face shape base plate 3 will accurately reproduce the shape that face shape focuses support 4 upper number curved surfaces 12; The face that adheres to shape base plate 3 upper surfaces that microprism full-reflection spotlight film 2b is smooth, again thermal-collecting tube 1 inserting surface shape is focused focusing in the hole that focuses structure 4b of support one on the support 4, so just finished thin film solar reflecting and condensing device of the present utility model with face shape.
Claims (9)
1. a thin film solar reflecting and condensing device is characterized in that, described thin film solar reflecting and condensing device comprises: condensing film (2), face shape base plate (3) and face shape focus support (4); Described condensing film (2) is the planar film (2a) with reflecting coating, and the planar film (2a) with reflecting coating is arranged on face shape base plate (3) top surface; Described shape base plate (3) is thin plate, and the bottom surface of face shape base plate (3) is attached to face shape and focuses on support (4) top surface, and the face of reproduction shape focuses support (4) top surface shape; Described shape focuses support (4) and comprising: face shape focuses support top optical surface (4a) and focuses structure (4b) with face shape focuses the support one, described shape focuses support top optical surface (4a) the face shape of being positioned at and focuses support (4) top surface, and the central point that focuses structure (4b) that described and face shape focuses the support one is positioned at the focus (f) that face shape focuses support top optical surface (4a).
2. according to a kind of thin film solar reflecting and condensing device described in the claim 1, it is characterized in that, described structure with planar film (2a) of reflecting coating is: plate reflecting coating (8) on (7) sides of transparent plastic film, go up coating protective film layer (9) at reflecting coating (8) again; On another side of transparent plastic film (7), apply adhesive (6).
3. according to a kind of thin film solar reflecting and condensing device described in the claim 1, it is characterized in that the shape of described shape base plate (3) is parabolic.
4. a kind of thin film solar reflecting and condensing device according to claim 1 is characterized in that, it is parabolic cylinder that described shape focuses support top optical surface (4a); Described shape focuses support top optical surface (4a) and is structure as a whole or pinpoint mechanical connecting structure with the structure (4b) that focuses that face shape focuses the support one.
5. a thin film solar reflecting and condensing device is characterized in that, described thin film solar reflecting and condensing device comprises: condensing film (2), face shape base plate (3) and face shape focus support (4); Described condensing film (2) is a microprism full-reflection spotlight film (2b), and microprism full-reflection spotlight film (2b) is arranged on face shape base plate (3) top surface; Described shape base plate (3) is thin plate, and the bottom surface of face shape base plate (3) is attached to face shape and focuses on support (4) top surface, and the face of reproduction shape focuses support (4) top surface shape; Described shape focuses support (4) and comprising: face shape focuses support top optical surface (4a) and focuses structure (4b) with face shape focuses the support one, described shape focuses support top optical surface (4a) the face shape of being positioned at and focuses support (4) top surface, and the central point that focuses structure (4b) that described and face shape focuses the support one is positioned at the focus (f) that face shape focuses support top optical surface (4a).
6. according to a kind of thin film solar reflecting and condensing device described in the claim 5, it is characterized in that the structure of described microprism full-reflection spotlight film (2b) is: on transparent plastic film, form a plurality of small prisms.
7. according to a kind of thin film solar reflecting and condensing device described in the claim 5, it is characterized in that, the shape of described shape base plate (3) is: can make the prism on the microprism full-reflection spotlight film (2b) satisfy total reflection condition, can guarantee that again reflection ray gathers on a focus (f).
8. a kind of thin film solar reflecting and condensing device according to claim 5 is characterized in that, it is digitized cylinder that described shape focuses support top optical surface (4a), and this digitized cylinder is: the incident ray (i that is parallel to optical axis
1, i
2, i
3) through dropping on digital curved (12) after first plane (11) refraction, pass through digital curved (12) again and be totally reflected on second plane (14), through the reflection ray (r after the refraction of second plane (14)
1, r
2, r
3) gather on same focus (f).
9. according to a kind of thin film solar reflecting and condensing device described in claim 1 or 5, it is characterized in that, also include thermal-collecting tube (1), the center of described thermal-collecting tube (1) and overlap with the central point that focuses structure (4b) that face shape focuses the support one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201208150U CN201780404U (en) | 2010-03-02 | 2010-03-02 | Thin-film solar reflecting and condensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201208150U CN201780404U (en) | 2010-03-02 | 2010-03-02 | Thin-film solar reflecting and condensing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201780404U true CN201780404U (en) | 2011-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201208150U Expired - Lifetime CN201780404U (en) | 2010-03-02 | 2010-03-02 | Thin-film solar reflecting and condensing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201780404U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101794017A (en) * | 2010-03-02 | 2010-08-04 | 邓大仁 | Thin film solar reflecting and condensing device |
| CN104459938A (en) * | 2014-12-03 | 2015-03-25 | 河海大学常州校区 | Sunlight condensation sheet |
-
2010
- 2010-03-02 CN CN2010201208150U patent/CN201780404U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101794017A (en) * | 2010-03-02 | 2010-08-04 | 邓大仁 | Thin film solar reflecting and condensing device |
| CN104459938A (en) * | 2014-12-03 | 2015-03-25 | 河海大学常州校区 | Sunlight condensation sheet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110330 Effective date of abandoning: 20110928 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20110330 Effective date of abandoning: 20110928 |