CN210179919U - Solar flat plate collector - Google Patents
Solar flat plate collector Download PDFInfo
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- CN210179919U CN210179919U CN201920879373.9U CN201920879373U CN210179919U CN 210179919 U CN210179919 U CN 210179919U CN 201920879373 U CN201920879373 U CN 201920879373U CN 210179919 U CN210179919 U CN 210179919U
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- heat
- heat absorption
- groove
- absorption
- thermal
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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
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Abstract
The utility model provides a solar flat plate collector, includes that the packing has the casing of heat preservation all around, is equipped with transparent cover plate above the casing, is equipped with the heat absorbing component in the casing, the heat absorbing component constitute by a plurality of thermal-arrest absorber plates that set up side by side, thermal-arrest absorber plate include middle thermal-arrest pipe, be equipped with two heat absorption fins that bilateral symmetry set up on the both sides of thermal-arrest pipe, about two heat absorption fins constitute the heat absorption groove with the thermal-arrest pipe combination, the heat absorption fin includes tank bottom heat absorption portion, tank edge reflection heat absorption portion and tank top concatenation heat absorption portion, about the tank bottom heat absorption portion of two heat absorption fins be connected as an organic whole with the lateral part of thermal-arrest pipe and constitute the bottom of heat absorption groove jointly, tank edge reflection heat absorption portion inclines to both sides, tank. The projected sunlight can be reflected and absorbed for multiple times, the absorption rate of the heat absorber to solar radiation is improved, and the solar heat collector has the advantages of high solar energy utilization rate, concentrated heat, small heat loss and the like.
Description
Technical Field
The utility model relates to a solar energy utilization technology, in particular to a solar flat plate collector.
Background
The solar heat collector is a device which converts solar energy into heat energy and heats water from low temperature to high temperature so as to meet the requirement of hot water in life and production of people.
In the prior art, a flat-plate solar collector is a device for absorbing solar radiation energy and transferring heat to a working medium, and is a special heat exchanger, and the working medium in the collector exchanges heat with the long-distance sun. A flat-plate solar heat collector is composed of heat absorbing plate, casing, transparent cover plate, insulating material and relative parts. After the circulation pipeline and the heat preservation water tank are additionally connected, the solar radiation heat can be absorbed, and the water temperature is increased.
When the flat-plate solar collector works, solar radiation penetrates through the transparent cover plate, then is projected onto the heat absorbing sheet, is absorbed by the heat absorbing sheet and is converted into heat energy to be conducted into the heat collecting tube, so that the temperature of a heat transfer working medium in the heat collecting tube is increased, and the heat transfer working medium is used as useful energy output of the heat collector. At present, transparent toughened glass is mostly adopted as a light-transmitting cover plate of the flat-plate solar collector, and the flat-plate solar collector is non-light-condensing and has the defects of low solar energy utilization rate, non-concentrated heat, large heat loss and the like.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to prior art not enough, has provided a solar energy flat plate collector that solar energy utilization ratio is high, the heat is concentrated.
The to-be-solved technical problem of the utility model is realized through following technical scheme, a solar energy flat plate collector, including the casing that has the heat preservation all around to fill, be equipped with transparent cover above the casing, be equipped with the heat absorbing component in the casing, its characteristics are: the heat absorbing part is composed of a plurality of heat collecting and absorbing plates arranged side by side, the heat collecting and absorbing plates comprise a heat collecting pipe in the middle, two heat absorbing fins which are symmetrically arranged on the left and the right are arranged on the two sides of the heat collecting pipe, the left and the right heat absorbing fins and the heat collecting pipe are combined to form a heat absorbing groove,
the heat absorption fins comprise a groove bottom heat absorption part, groove edge reflection heat absorption parts and groove top splicing heat absorption parts, the groove bottom heat absorption parts of the left and right heat absorption fins and the side parts of the heat collection tubes are connected into a whole to form the bottom of the heat absorption groove, the groove edge reflection heat absorption parts are inclined towards two sides, the reflection surfaces of the groove edge reflection heat absorption parts and the bottom of the heat absorption groove form an included angle of 100-150 degrees, and the groove top splicing heat absorption parts are in seamless butt joint with adjacent heat collection heat absorption plates.
The to-be-solved technical problem of the utility model can also be realized through following technical scheme, and all thermal-collecting tubes are established ties or parallel connection at the tip.
The to-be-solved technical problem of the utility model can also be further realized through following technical scheme, the casing is formed by the frame and the backplate combination that have the supporting role.
The to-be-solved technical problem of the utility model can also be further realized through following technical scheme, be equipped with the single tube connecting portion that do not take the fin at the both ends of thermal-arrest absorber plate.
The to-be-solved technical problem of the utility model can also be further realized through following technical scheme, the heat absorption surface towards the sun of thermal-arrest absorber plate all is equipped with the heat absorption coating.
Compared with the prior art, the utility model, the heat collector absorber plate is formed by the heat absorption fin combination of cell type, and the absorber plate surface has the heat absorption coating. The novel groove-shaped structure can enable the projected sunlight to be reflected and absorbed for many times, improves the absorption rate of the heat absorber to solar radiation, and has the advantages of high solar energy utilization rate, heat concentration, small heat loss and the like.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a view showing the connection of the heat absorbing member;
FIG. 3 is a structural diagram of a heat collecting and absorbing plate.
Detailed Description
The following further describes particular embodiments of the present invention to facilitate further understanding of the present invention by those skilled in the art, and does not constitute a limitation to the right thereof.
A solar flat plate collector comprises a shell body filled with a heat insulation layer 4 at the periphery, a transparent cover plate 1 is arranged on the shell body, a heat absorption part 2 is arranged in the shell body, the heat absorption part is composed of a plurality of heat collection and absorption plates arranged side by side, the heat collection and absorption plates comprise a heat collection pipe 6 in the middle, two heat absorption fins 7 arranged in bilateral symmetry are arranged at two sides of the heat collection pipe, the left heat absorption fin and the right heat absorption fin are combined with the heat collection pipe to form a heat absorption groove,
the heat absorption fins comprise a groove bottom heat absorption part 8, a groove edge reflection heat absorption part 9 and a groove top splicing heat absorption part 10, the groove bottom heat absorption parts of the left and right heat absorption fins and the side parts of the heat collection tubes are connected into a whole to jointly form the bottom of the heat absorption groove, the groove edge reflection heat absorption parts incline towards two sides, the reflection surface of the groove edge reflection heat absorption part and the bottom of the heat absorption groove form an included angle of 100-150 degrees, the groove type heat absorption fins have included angles with a certain angle and are formed by aluminum alloy stretching, and the heat absorption fins are high in material heat conductivity coefficient and easy to process. The groove top splicing heat absorption part realizes seamless butt joint with the adjacent heat collection and absorption plates.
The novel groove-shaped structure can enable the projected sunlight to be reflected and absorbed for multiple times, and the absorption rate of the heat absorber to solar radiation is improved.
All the heat collecting pipes are connected in series or in parallel at the end parts.
The shell is formed by combining a frame 3 with a supporting function and a back plate 5.
The two ends of the heat collecting and absorbing plate are provided with single tube connecting parts without fins. The fin can be conveniently cut into the shape of only remaining circular tubes at two ends, and is convenient to be welded or pressed with the header.
The heat absorbing surfaces facing the sun of the heat collecting and absorbing plate are provided with heat absorbing coatings. The heat absorption layer of the heat absorption fin is anodized, electroplated or sprayed.
The heat insulation material is a plate type heat insulation material, and is a polyurethane plate, polyester cotton, aerogel or VIP heat insulation plate.
The transparent cover plate is made of transparent cloth-grain toughened glass LOW-E glass.
Claims (5)
1. The utility model provides a solar flat plate collector, includes the casing that has the heat preservation all around to fill, is equipped with transparent cover above the casing, is equipped with heat absorbing component, its characterized in that in the casing: the heat absorption part is composed of a plurality of heat collection and absorption plates arranged side by side, each heat collection and absorption plate comprises a heat collection pipe in the middle, two heat absorption fins which are arranged in bilateral symmetry are arranged on two sides of each heat collection pipe, a heat absorption groove is formed by combining the left heat absorption fin and the right heat absorption fin with the heat collection pipes, each heat absorption fin comprises a groove bottom heat absorption part, a groove edge reflection heat absorption part and a groove top splicing heat absorption part, the groove bottom heat absorption parts of the left heat absorption fin and the right heat absorption fin are connected with the side parts of the heat collection pipes into a whole to form the bottom of the heat absorption groove, the groove edge reflection heat absorption parts incline towards two sides, the reflection surfaces of the groove edge reflection heat absorption parts and the bottoms of the heat absorption grooves form included angles of.
2. The solar flat panel collector according to claim 1, wherein: all the heat collecting pipes are connected in series or in parallel at the end parts.
3. The solar flat panel collector according to claim 1, wherein: the shell is formed by combining a frame with a supporting function and a back plate.
4. The solar flat panel collector according to claim 1, wherein: the two ends of the heat collecting and absorbing plate are provided with single tube connecting parts without fins.
5. The solar flat panel collector according to claim 1, wherein: the heat absorbing surfaces facing the sun of the heat collecting and absorbing plate are provided with heat absorbing coatings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920879373.9U CN210179919U (en) | 2019-06-12 | 2019-06-12 | Solar flat plate collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920879373.9U CN210179919U (en) | 2019-06-12 | 2019-06-12 | Solar flat plate collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210179919U true CN210179919U (en) | 2020-03-24 |
Family
ID=69837078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920879373.9U Active CN210179919U (en) | 2019-06-12 | 2019-06-12 | Solar flat plate collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210179919U (en) |
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2019
- 2019-06-12 CN CN201920879373.9U patent/CN210179919U/en active Active
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| GR01 | Patent grant |