CN201875943U - Solar water heater with secondary-reflection parabolic cylindrical surfaces for light condensing and semi-cylindrical closed cavities for light collecting - Google Patents
Solar water heater with secondary-reflection parabolic cylindrical surfaces for light condensing and semi-cylindrical closed cavities for light collecting Download PDFInfo
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- CN201875943U CN201875943U CN2010205823089U CN201020582308U CN201875943U CN 201875943 U CN201875943 U CN 201875943U CN 2010205823089 U CN2010205823089 U CN 2010205823089U CN 201020582308 U CN201020582308 U CN 201020582308U CN 201875943 U CN201875943 U CN 201875943U
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- receiving mechanism
- gathering receiving
- salar light
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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
- Y02E10/44—Heat exchange systems
Abstract
The utility model discloses a solar water heater with secondary-reflection parabolic cylindrical surfaces for light condensing and semi-cylindrical closed cavities for light collecting, which comprises a rectangular box body, a water tank, a cold water pipe, a hot water pipe, a planar transparent cover plate and solar light condensing and receiving mechanisms. The device receives solar energy through the light reflection and focusing effect of large plane reflectors and parabolic cylinder reflectors, is favorable for greatly improving the receiving efficiency of the solar energy, and can be used for realizing the collection and receiving of the solar energy in the environments with hard light and dim light.
Description
Affiliated technical field:
The utility model relates to a kind of Application of Solar Energy technology, particularly a kind of secondary reflection parabolic cylinder optically focused semicolumn closed housing daylighting solar water heater that utilizes parabolic cylinder optically focused principle to receive solar energy, this device receives solar energy by the reflective focussing force of reflective surface, can significantly improve the receiving efficiency of solar energy.
Background technology:
Solar energy is a kind of clean energy resource, inexhaustible, nexhaustible, can not cause environmental pollution yet, nowadays, no matter in coastal cities, still in inland city, solar product enters people's the visual field just more and more, solar street light, solar lawn lamp, solar energy garden lamp, solar corridor lamp, bus station's desk lamp, traffic lights or the like, various solar water heaters have also been walked close to huge numbers of families.But these solar product great majority all do not have light-focusing function, cause solar energy utilization ratio low.The light intensity on solar energy receiving element surface doubles, the receiving efficiency of solar energy receiving element will double, the focus of solar energy industry technology competition at present mainly is the battle of solar energy receiving efficiency, as seen improve receiving efficiency to whole industry significance level, therefore can effectively improve the intensity of illumination of solar energy receiving element, just become the problem of paying close attention to the most when people utilize solar energy.
In recent years, realized the Salar light-gathering reception abroad in the photovoltaic matrix of some solar power stations, domestic also have similar experimental rig, promotes obtaining on the solar domestic product but these apparatus structure complexity, bulky, cost are high-leveled and difficult.
The utility model content:
In order to overcome shortcomings such as existing beam condensing unit complicated in mechanical structure, bulky, cost height. the deficiency that the utility model exists at prior art, prior art is improved, proposed the Salar light-gathering receiving system that a kind of volume is little, simple and reliable for structure, cost is low, the optically focused reception that it can realize solar energy.
The technical scheme that its technical problem that solves the utility model adopts is: a plurality of Salar light-gathering receiving mechanisms have been installed in a rectangular box; Each Salar light-gathering receiving mechanism proper alignment is in rectangular box; A water tank has been installed above rectangular box; On rectangular box, be stamped a planar transparent cover plate; The planar transparent cover plate is enclosed in each Salar light-gathering receiving mechanism in the rectangular box; Each Salar light-gathering receiving mechanism all is made of a big plane mirror, a parabolic cylinder reflective mirror and a light energy receiver
The big plane mirror of each Salar light-gathering receiving mechanism is parallel to each other, the big plane mirror and the planar transparent cover plate of each Salar light-gathering receiving mechanism intersect 45, the middle seat of each big plane mirror all has a long straight light entrance slit along its long side direction, all parallel with same long limit of rectangular box and the light entrance slit big plane mirror of the light entrance slit of each big plane mirror is positioned on the same plane parallel with the planar transparent cover plate
The luminous energy receiver of each Salar light-gathering receiving mechanism is all by a hollow heat pipe of long straight semi-cylindrical, a long straight semi-cylindrical transparent light guide is covered and square facet mirror of two block lengths and formation, the both sides of the plane of symmetry of the hollow heat pipe of semi-cylindrical that is positioned at this each luminous energy receiver of two facet mirror symmetries of each luminous energy receiver, wherein a facet mirror long limit is connected with a straight flange of the hollow heat pipe of this semi-cylindrical, a long limit of another piece facet mirror is connected with another straight flange of the hollow heat pipe of this semi-cylindrical, the two other of two facet mirrors forms the light entrance slit that width is identical between the long limit, the semi-cylindrical transparent light guide of this luminous energy receiver is covered on this light entrance slit, the semi-cylindrical transparent light guide lid of each luminous energy receiver, the hollow heat pipe of semi-cylindrical and two facet mirrors constitute a closed cavities
The lower end of the hollow heat pipe of semi-cylindrical of each luminous energy receiver communicates with water tank by a cold water pipe, and the upper end of the hollow heat pipe of semi-cylindrical of each luminous energy receiver communicates with water tank by a hot-water line,
The luminous energy receiver of each Salar light-gathering receiving mechanism is installed in the back side of reflective surface of the big plane mirror of this Salar light-gathering receiving mechanism, the opening of the hollow heat pipe of semi-cylindrical of the luminous energy receiver of each Salar light-gathering receiving mechanism is over against the light entrance slit of the big plane mirror of this Salar light-gathering receiving mechanism, the opening of the hollow heat pipe of semi-cylindrical of each Salar light-gathering receiving mechanism is over against the reflective surface of the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism, the focal line of the axis of the axis of the hollow heat pipe of semi-cylindrical of the luminous energy receiver of each Salar light-gathering receiving mechanism and semi-cylindrical transparent light guide lid and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps, the focal line of the light entrance slit that forms between two facet mirrors of the luminous energy receiver of each Salar light-gathering receiving mechanism and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps, the light entrance slit of the focal line of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism and the big plane mirror of this Salar light-gathering receiving mechanism overlaps, the plane of symmetry of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism and the big plane mirror of this Salar light-gathering receiving mechanism intersect 45
When sunshine during perpendicular to the incident of planar transparent cover plate, incident ray by each Salar light-gathering receiving mechanism big plane mirror and the reflect focalization of parabolic cylinder reflective mirror after can both pass the light entrance slit vertical irradiation that forms between the light entrance slit of big plane mirror and two facet mirrors on the hollow heat pipe of the semi-cylindrical of each luminous energy receiver, the luminous energy that is radiated on the hollow heat pipe of semi-cylindrical of each luminous energy receiver is converted to heat energy by the hollow heat pipe of the semi-cylindrical of each luminous energy receiver, semi-cylindrical transparent light guide lid because of each luminous energy receiver, the hollow heat pipe of semi-cylindrical and two facet mirrors constitute a closed cavities, and the light entrance slit that forms between two facet mirrors is very narrow, reflection ray on the hollow heat pipe of semi-cylindrical is radiated on the hollow heat pipe of semi-cylindrical of each luminous energy receiver once more through the reflection of two facet mirrors of each luminous energy receiver, the major part of luminous energy changes heat energy in closed cavities, therefore significantly improved the photo-thermal conversion ratio of each luminous energy receiver.
The beneficial effects of the utility model are: the reflective focussing force by each parabolic cylinder reflective mirror has significantly improved the sun light intensity that is radiated on each luminous energy receiver, thereby significantly improved the photo-thermal conversion ratio of each luminous energy receiver, realized that higher photo-thermal conversion ratio is all arranged under the environment of the high light and the low light level.
Description of drawings:
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is overall structure figure of the present utility model.
Fig. 2 is the A-A cutaway view of overall structure figure of the present utility model.
Fig. 3 is the enlarged drawing of the Salar light-gathering receiving mechanism cutaway view of the utility model embodiment.
Fig. 4 is the schematic diagram of parabolic cylinder.
In the parabolic cylinder pie graph of Fig. 4: parabola L, directrix L1, summit O, focus f, symmetry axis L2, parabolic cylinder S, directrix plane S1, plane of symmetry S2, focal line L3.
The specific embodiment
In Fig. 1 and Fig. 2, the Salar light-gathering receiving mechanism one that is made of big plane mirror 1-1-1 and parabolic cylinder reflective mirror 1-2-1 and luminous energy receiver 1-3-1 has been installed in rectangular box 3-1, the Salar light-gathering receiving mechanism two that constitutes by big plane mirror 1-1-2 and parabolic cylinder reflective mirror 1-2-2 and luminous energy receiver 1-3-2, the Salar light-gathering receiving mechanism three that constitutes by big plane mirror 1-1-3 and parabolic cylinder reflective mirror 1-2-3 and luminous energy receiver 1-3-3, the Salar light-gathering receiving mechanism four that constitutes by big plane mirror 1-1-4 and parabolic cylinder reflective mirror 1-2-4 and luminous energy receiver 1-3-4, the Salar light-gathering receiving mechanism five that constitutes by big plane mirror 1-1-5 and parabolic cylinder reflective mirror 1-2-5 and luminous energy receiver 1-3-5, the proper alignment of five Salar light-gathering receiving mechanisms is in rectangular box 3-1, on rectangular box 3-1, be stamped in the planar transparent lid 3-1
The middle seat of above-mentioned five big plane mirrors all has a long straight light entrance slit along its long side direction, all parallel with the long limit of rectangular box 3-1 and the light entrance slit each big plane mirror of the light entrance slit of above-mentioned five big plane mirrors is positioned on the same plane parallel with planar transparent cover plate 4-1, the reflective plane of above-mentioned five big plane mirrors and planar transparent cover plate 4-1 intersect 45
Provided the structure of the first Salar light-gathering receiving mechanism among Fig. 3, the first Salar light-gathering receiving mechanism is made of big plane mirror 1-1-1, parabolic cylinder reflective mirror 1-2-1 and luminous energy receiver 1-3-1 in Fig. 3, luminous energy receiver 1-3-1 is made of facet mirror 7-1-1, facet mirror 7-1-2, the hollow heat pipe 5-1 of semi-cylindrical and semi-cylindrical transparent light guide lid 6-1
The hollow heat pipe 5-1 of semi-cylindrical upper end communicates with water tank 8-1 by hot-water line 9-1-1, and the hollow heat pipe 5-1 of semi-cylindrical lower end communicates with water tank 8-1 by cold water pipe 9-1-2,
The both sides that are positioned at the hollow heat pipe 5-1 of semi-cylindrical of facet mirror 7-1-1 and facet mirror 7-1-2 symmetry, wherein facet mirror 7-1-1 long limit is connected with the straight flange of the hollow heat pipe 5-1 of semi-cylindrical, the long limit of facet mirror 7-1-2 is connected with another straight flange of the hollow heat pipe 5-1 of semi-cylindrical, the two other of facet mirror 7-1-1 and facet mirror 7-1-2 forms the light entrance slit that width is identical between the long limit, semi-cylindrical transparent light guide lid 6-1 covers on this light entrance slit, semi-cylindrical transparent light guide lid 6-1, the hollow heat pipe 5-1 of semi-cylindrical, facet mirror 7-1-1 and facet mirror 7-1-2 constitute a closed cavities.
Luminous energy receiver 1-3-1 is installed in the back side of the reflective surface of big plane mirror 1-1-1, the opening of the hollow heat pipe 5-1 of semi-cylindrical is over against the light entrance slit of big plane mirror 1-1-1, the opening of the hollow heat pipe 5-1 of semi-cylindrical is over against the reflective surface of parabolic cylinder reflective mirror 1-2-1, the axis of the axis of the hollow heat pipe 5-1 of semi-cylindrical and semi-cylindrical transparent light guide lid 6-1 and the focal line of parabolic cylinder reflective mirror 1-2-1 overlap, the focal line of light entrance slit that forms between facet mirror 7-1-1 and the facet mirror 7-1-2 and parabolic cylinder reflective mirror 1-2-1 overlaps, the focal line of parabolic cylinder reflective mirror 1-2-1 overlaps with the light entrance slit of big plane mirror 1-1-1, the plane of symmetry of parabolic cylinder reflective mirror 1-2-1 intersects 45 with big plane mirror 1-1-1
When sunshine during perpendicular to planar transparent cover plate 4-1 incident, can both pass the light entrance slit vertical irradiation that forms between the light entrance slit of big plane mirror 1-1-1 and facet mirror 7-1-1 and the facet mirror 7-1-2 behind the reflect focalization of incident ray by big plane mirror 1-1-1 and parabolic cylinder reflective mirror 1-2-1 on the hollow heat pipe 51-of semi-cylindrical, the luminous energy that is radiated on the hollow heat pipe 5-1 of semi-cylindrical is converted to heat energy by the hollow heat pipe 5-1 of semi-cylindrical, because of semi-cylindrical transparent light guide lid 6-1, the hollow heat pipe 5-1 of semi-cylindrical, facet mirror 7-1-1 and facet mirror 7-1-2 constitute a closed cavities, and the light entrance slit that forms between facet mirror 7-1-1 and the facet mirror 7-1-2 is very narrow, reflection ray on the hollow heat pipe 5-1 of semi-cylindrical is radiated on the hollow heat pipe 5-1 of semi-cylindrical once more through the reflection of facet mirror 7-1-1 and facet mirror 7-1-2, the major part of luminous energy changes heat energy in closed cavities, therefore significantly improved the photo-thermal conversion ratio of luminous energy receiver 1-3-1.The structure of the luminous energy receiver of each Salar light-gathering receiving mechanism, every size and luminous energy reception process are identical with luminous energy receiver 1-3-1.
Claims (1)
1. secondary reflection parabolic cylinder optically focused semicolumn closed housing daylighting solar water heater, by rectangular box, water tank, cold water pipe, hot-water line, planar transparent cover plate and Salar light-gathering receiving mechanism constitute, a plurality of Salar light-gathering receiving mechanisms have been installed in rectangular box, each Salar light-gathering receiving mechanism is all by a big plane mirror, a parabolic cylinder reflective mirror and a luminous energy receiver constitute, it is characterized in that: each luminous energy receiver is all by a hollow heat pipe of long straight semi-cylindrical, a long straight semi-cylindrical transparent light guide is covered and square facet mirror of two block lengths and formation, the luminous energy receiver of each Salar light-gathering receiving mechanism is installed in the back side of reflective surface of the big plane mirror of this Salar light-gathering receiving mechanism, the opening of the hollow heat pipe of semi-cylindrical of the luminous energy receiver of each Salar light-gathering receiving mechanism is over against the light entrance slit of the big plane mirror of this Salar light-gathering receiving mechanism, the opening of the hollow heat pipe of semi-cylindrical of each Salar light-gathering receiving mechanism is over against the reflective surface of the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism, the focal line of the axis of the axis of the hollow heat pipe of semi-cylindrical of the luminous energy receiver of each Salar light-gathering receiving mechanism and semi-cylindrical transparent light guide lid and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps, the focal line of the light entrance slit that forms between two facet mirrors of the luminous energy receiver of each Salar light-gathering receiving mechanism and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps, the light entrance slit of the focal line of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism and the big plane mirror of this Salar light-gathering receiving mechanism overlaps, and the plane of symmetry of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism and the big plane mirror of this Salar light-gathering receiving mechanism intersect 45.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205823089U CN201875943U (en) | 2010-10-25 | 2010-10-25 | Solar water heater with secondary-reflection parabolic cylindrical surfaces for light condensing and semi-cylindrical closed cavities for light collecting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205823089U CN201875943U (en) | 2010-10-25 | 2010-10-25 | Solar water heater with secondary-reflection parabolic cylindrical surfaces for light condensing and semi-cylindrical closed cavities for light collecting |
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| Publication Number | Publication Date |
|---|---|
| CN201875943U true CN201875943U (en) | 2011-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205823089U Expired - Fee Related CN201875943U (en) | 2010-10-25 | 2010-10-25 | Solar water heater with secondary-reflection parabolic cylindrical surfaces for light condensing and semi-cylindrical closed cavities for light collecting |
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| Country | Link |
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| CN (1) | CN201875943U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101988754A (en) * | 2010-10-25 | 2011-03-23 | 北京印刷学院 | Light collection solar water heater with secondary reflection parabolic cylinder condensation semi-cylindrical closed cavity |
-
2010
- 2010-10-25 CN CN2010205823089U patent/CN201875943U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101988754A (en) * | 2010-10-25 | 2011-03-23 | 北京印刷学院 | Light collection solar water heater with secondary reflection parabolic cylinder condensation semi-cylindrical closed cavity |
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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: 20110622 Termination date: 20111025 |