CN201875941U - Solar water heater adopting parabolic-cylindrical planes and light condensing hollow parabolic-cylindrical closed cavities for day-lighting - Google Patents
Solar water heater adopting parabolic-cylindrical planes and light condensing hollow parabolic-cylindrical closed cavities for day-lighting Download PDFInfo
- Publication number
- CN201875941U CN201875941U CN2010205822438U CN201020582243U CN201875941U CN 201875941 U CN201875941 U CN 201875941U CN 2010205822438 U CN2010205822438 U CN 2010205822438U CN 201020582243 U CN201020582243 U CN 201020582243U CN 201875941 U CN201875941 U CN 201875941U
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- China
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- parabolic cylinder
- receiving mechanism
- gathering receiving
- light
- 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
A solar water heater adopting parabolic-cylindrical planes and light condensing hollow parabolic-cylindrical closed cavities for day-lighting consists of a rectangular box, a water tank, a cold water pipe, a hot water pipe, a planar transparent cover plate and solar light condensing receiving mechanisms. The device receives solar energy by the aid of the light reflecting and focusing functions of the parabolic-cylindrical planes, can substantially improve receiving efficiency of the solar energy, and can be used for realizing acquisition and reception of the solar energy in hard-light and weak-light environments.
Description
Affiliated technical field:
The utility model relates to a kind of Application of Solar Energy technology, the particularly a kind of hollow parabolic cylinder shape of parabolic cylinder optically focused 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 all is made of a parabolic cylinder reflective mirror and a luminous energy receiver, 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, the opening of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism is over against the planar transparent cover plate, the focal line of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism is parallel to each other, the focal line of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism is positioned on the same plane parallel with the planar transparent cover plate, and the luminous energy receiver of each Salar light-gathering receiving mechanism is installed on the focal line of parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism.
The luminous energy receiver of each Salar light-gathering receiving mechanism is made of long straight semi-cylindrical transparent light guide lid of the hollow heat pipe of the straight parabolic cylinder of a block length, one and two block length square planar reflective mirrors, the lower end of the hollow heat pipe of parabolic cylinder of each luminous energy receiver communicates with water tank by a cold water pipe, and the upper end of the hollow heat pipe of parabolic cylinder of each luminous energy receiver communicates with water tank by a hot-water line.
The opening both sides that are positioned at the hollow heat pipe of this luminous energy receiver parabolic cylinder of two block length square planar reflective mirror symmetries of each luminous energy receiver, wherein a long limit of a block length square planar reflective mirror is connected with a straight flange of the hollow heat pipe opening part of the parabolic cylinder of this luminous energy receiver, a long limit of another block length square planar reflective mirror is connected with another straight flange of the hollow heat pipe opening part of the parabolic cylinder of this luminous energy receiver, the two other of two block length square planar reflective 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 of each Salar light-gathering receiving mechanism lid, hollow heat pipe of parabolic cylinder and two block length square planar reflective mirrors constitute a closed cavities.
The focal line of the focal line of the hollow heat pipe of parabolic cylinder of each Salar light-gathering receiving mechanism luminous energy receiver and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps, the opening of the hollow heat pipe of parabolic cylinder of each Salar light-gathering receiving mechanism luminous energy receiver is over against the reflecting surface of the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism, the focal line of the light entrance slit that forms between the two block length square planar reflective mirrors of each Salar light-gathering receiving mechanism luminous energy receiver and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps, and the focal line of the axis of the semi-cylindrical transparent light guide lid of each Salar light-gathering receiving mechanism luminous energy receiver and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps.
When sunshine during perpendicular to the incident of planar transparent cover plate, can both pass behind the reflect focalization of incident ray by the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism on the hollow heat pipe of parabolic cylinder that the light entrance slit that forms between two facet mirrors is radiated at each luminous energy receiver, the luminous energy that is radiated on the hollow heat pipe of parabolic cylinder of each luminous energy receiver is converted to heat energy by the hollow heat pipe of the parabolic cylinder of each luminous energy receiver, semi-cylindrical transparent light guide lid because of each luminous energy receiver, the hollow heat pipe of parabolic cylinder 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 parabolic cylinder is radiated on the hollow heat pipe of parabolic cylinder 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 the luminous energy receiver, thereby significantly improved the photo-thermal conversion ratio of 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 parabolic cylinder reflective mirror 1-1-1 and luminous energy receiver 1-2-1 has been installed in rectangular box 3-1, the Salar light-gathering receiving mechanism two that constitutes by parabolic cylinder reflective mirror 1-1-2 and luminous energy receiver 1-2-2, the Salar light-gathering receiving mechanism three that constitutes by parabolic cylinder reflective mirror 1-1-3 and luminous energy receiver 1-2-3, the Salar light-gathering receiving mechanism four that constitutes by parabolic cylinder reflective mirror 1-1-4 and luminous energy receiver 1-2-4, the Salar light-gathering receiving mechanism five that constitutes by parabolic cylinder reflective mirror 1-1-5 and luminous energy receiver 1-2-5, the proper alignment of five Salar light-gathering receiving mechanisms is in rectangular box 3-1, the structure of five Salar light-gathering receiving mechanisms and every measure-alike, the structure of the luminous energy receiver of five Salar light-gathering receiving mechanisms and every measure-alike, be stamped a planar transparent cover plate 4-1 on rectangular box 3-1, planar transparent cover plate 4-1 is enclosed in the rectangular box 3-1 five Salar light-gathering receiving mechanisms.
The opening of the parabolic cylinder reflective mirror of five Salar light-gathering receiving mechanisms is over against the planar transparent cover plate, the focal line of the parabolic cylinder reflective mirror of five Salar light-gathering receiving mechanisms is parallel to each other, the focal line of the parabolic cylinder reflective mirror of five Salar light-gathering receiving mechanisms is positioned on the same plane parallel with the planar transparent cover plate, and the luminous energy receiver of each Salar light-gathering receiving mechanism is installed on the focal line of parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism.
Provided the structure of the first Salar light-gathering receiving mechanism among Fig. 3, the first Salar light-gathering receiving mechanism is made of parabolic cylinder reflective mirror 1-1-1 and luminous energy receiver 1-2-1 in Fig. 3, luminous energy receiver 1-2-1 is made of the hollow heat pipe 5-9 of parabolic cylinder, semi-cylindrical transparent light guide lid 6-9, rectangular planes reflective mirror 7-9-1 and rectangular planes reflective mirror 7-9-2, the lower end of the hollow heat pipe 5-9 of parabolic cylinder communicates with water tank 8-1 by a cold water pipe 9-1-2, and the upper end of the hollow heat pipe 5-9 of parabolic cylinder communicates with water tank 8-1 by a hot-water line 9-1-1.
The opening both sides that are positioned at the hollow heat pipe 5-9 of parabolic cylinder of rectangular planes reflective mirror 7-9-1 and rectangular planes reflective mirror 7-9-2 symmetry, wherein rectangular planes reflective mirror 7-9-1 long limit is connected with a straight flange of the hollow heat pipe 5-9 of parabolic cylinder opening part, the long limit of rectangular planes reflective mirror 7-9-2 is connected with another straight flange of the hollow heat pipe 5-9 of parabolic cylinder opening part, the two other of rectangular planes reflective mirror 7-9-1 and rectangular planes reflective mirror 7-9-2 forms the light entrance slit that width is identical between the long limit, semi-cylindrical transparent light guide lid 6-9 covers on this light entrance slit, semi-cylindrical transparent light guide lid 6-9, the hollow heat pipe 5-9 of parabolic cylinder, rectangular planes reflective mirror 7-9-1 and rectangular planes reflective mirror 7-9-2 constitute a closed cavities.
The focal line of the focal line of the hollow heat pipe 5-9 of parabolic cylinder and parabolic cylinder reflective mirror 1-1-1 overlaps, the opening of the hollow heat pipe 5-9 of parabolic cylinder is over against the reflecting surface of parabolic cylinder reflective mirror 1-1-1, the axis of semi-cylindrical transparent light guide lid 6-9 and the focal line of parabolic cylinder reflective mirror 1-1-1 overlap, and light entrance slit that forms between rectangular planes reflective mirror 7-9-1 and the rectangular planes reflective mirror 7-9-2 and the focal line of parabolic cylinder reflective mirror 1-1-1 overlap.
When sunshine during perpendicular to planar transparent cover plate 4-1 incident, incident ray can both pass the light entrance slit that forms between facet mirror 7-9-1 and the facet mirror 7-9-2 after by the reflect focalization of parabolic cylinder reflective mirror 1-1-1 and be radiated on the hollow heat pipe 5-9 of parabolic cylinder, the luminous energy that is radiated on the hollow heat pipe 5-9 of parabolic cylinder is converted to heat energy by the hollow heat pipe 5-9 of parabolic cylinder, because of semi-cylindrical transparent light guide lid 6-9, the hollow heat pipe 5-9 of parabolic cylinder, facet mirror 7-9-1 and facet mirror 7-9-2 constitute a closed cavities, and the light entrance slit that forms between facet mirror 7-9-1 and the facet mirror 7-9-2 is very narrow, reflection ray on the hollow heat pipe 5-9 of parabolic cylinder is radiated on the hollow heat pipe 5-9 of parabolic cylinder once more through the reflection of facet mirror 7-9-1 and facet mirror 7-9-2, the major part of luminous energy changes heat energy in closed cavities, therefore luminous energy receiver 1-2-1 photo-thermal conversion ratio, the structure of the luminous energy receiver of each Salar light-gathering receiving mechanism have significantly been improved, every size is identical with luminous energy receiver 1-2-1 with the luminous energy receiving course.
Claims (1)
1. the hollow parabolic cylinder shape of parabolic cylinder optically focused 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, each Salar light-gathering receiving mechanism all is made of a parabolic cylinder reflective mirror and a luminous energy receiver, it is characterized in that: the luminous energy receiver of each Salar light-gathering receiving mechanism is by the hollow heat pipe of the straight parabolic cylinder of a block length, a long straight semi-cylindrical transparent light guide is covered and two block length square planar reflective mirrors formation, the focal line of the focal line of the hollow heat pipe of parabolic cylinder of each Salar light-gathering receiving mechanism luminous energy receiver and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps, the opening of the hollow heat pipe of parabolic cylinder of each Salar light-gathering receiving mechanism luminous energy receiver is over against the reflecting surface of the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism, the focal line of the light entrance slit that forms between the two block length square planar reflective mirrors of each Salar light-gathering receiving mechanism luminous energy receiver and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps, and the focal line of the axis of the semi-cylindrical transparent light guide lid of each Salar light-gathering receiving mechanism luminous energy receiver and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205822438U CN201875941U (en) | 2010-10-25 | 2010-10-25 | Solar water heater adopting parabolic-cylindrical planes and light condensing hollow parabolic-cylindrical closed cavities for day-lighting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205822438U CN201875941U (en) | 2010-10-25 | 2010-10-25 | Solar water heater adopting parabolic-cylindrical planes and light condensing hollow parabolic-cylindrical closed cavities for day-lighting |
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| Publication Number | Publication Date |
|---|---|
| CN201875941U true CN201875941U (en) | 2011-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205822438U Expired - Lifetime CN201875941U (en) | 2010-10-25 | 2010-10-25 | Solar water heater adopting parabolic-cylindrical planes and light condensing hollow parabolic-cylindrical closed cavities for day-lighting |
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| CN (1) | CN201875941U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101963406A (en) * | 2010-10-25 | 2011-02-02 | 北京印刷学院 | Parabolic cylinder concentrating hollow parabolic-cylindrical closed cavity lighting solar water heater |
-
2010
- 2010-10-25 CN CN2010205822438U patent/CN201875941U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101963406A (en) * | 2010-10-25 | 2011-02-02 | 北京印刷学院 | Parabolic cylinder concentrating hollow parabolic-cylindrical closed cavity lighting solar water heater |
| CN101963406B (en) * | 2010-10-25 | 2012-02-15 | 北京印刷学院 | Parabolic cylinder concentrating hollow parabolic-cylindrical closed cavity lighting solar water heater |
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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: 20110622 Effective date of abandoning: 20120502 |