CN201229072Y - Solar heat-collecting panel core and solar water heater using the heat-collecting panel core - Google Patents
Solar heat-collecting panel core and solar water heater using the heat-collecting panel core Download PDFInfo
- Publication number
- CN201229072Y CN201229072Y CNU2008200701232U CN200820070123U CN201229072Y CN 201229072 Y CN201229072 Y CN 201229072Y CN U2008200701232 U CNU2008200701232 U CN U2008200701232U CN 200820070123 U CN200820070123 U CN 200820070123U CN 201229072 Y CN201229072 Y CN 201229072Y
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- China
- Prior art keywords
- heat
- transparent
- hollow grid
- black
- grid
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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 he utility model discloses a solar heat-collecting plate core and a solar collector which uses the heat-collecting plate core, wherein the solar heat-collecting plate core is formed by transparent hollow plate grids which are made of transparent materials, the inner portion of transparent hollow plate grid is provided with one layer or more than one layer hollow grid channels for thermal medium flow through, and the periphery side of the transparent hollow plate grid is provided with a light transparent plate surface and a backlight black surface which are oppositely arranged. The inner hollow grid channel of the heat-collecting plate core is filled with water, and the front face thereof can transmit lights, and the back face thereof is coated black, lights can reach the black surface of the back portion through the water-filling transparent plate grid, and can finish the photo-thermal conversion on the black surface, thereof the black surface is changed into a heat source, the heat source is deeply buried below a water layer and only can transmit heat to the water layer using as the only heat transfer channel, and the heat radiating channel of the black heat source is obstructed by a back heat-proof insulating material layer and a front water layer, heat flow on the front surface is rapidly brought away by flowing water, thereby effectively obtaining heat, and having extreme small heat radiation loss, and significantly increasing the heat-collecting efficiency.
Description
Technical field
The utility model relates to technical field of solar utilization technique, especially a kind of solar heat-collection plate core.
Background technology
Existing vacuum tube collector is suitable for middle high-temperature heat-gathering, but price is higher.During plate-type solar thermal collector is suitable for, the low temperature thermal-arrest, moderate cost, therefore use more, but the heat-collecting plate core of plate-type solar thermal collector generally is the tube-sheet type heat-collecting plate core of being made by copper, aluminium or copper aluminum composite material, price is still higher; And the structure of this class tube-sheet type heat-collecting plate core as shown in Figure 7, main body is by heat-exchange tube 22 and thermal-arrest fin 24 one be combined intos, heat-exchange tube 22 and thermal-arrest fin 24 are provided with black surface 21 towards the end face of thermal source, and the back side of heat-exchange tube 22 and thermal-arrest fin 24 is provided with insulating 23.Under solar energy impinges, in water (heat carrier) is housed whole heat-exchange tube 22 be thermal source, black surperficial 21 of this tube-sheet type heat-collecting plate core absorbs heats and temperature is very high but because towards environmental exposure, so radiation loss is bigger, the thermal efficiency is lower, the arrow q among Fig. 7
aWith arrow q
bExpression is the path that effective thermal-arrest and radiation loss take place respectively, q
aBe effective thermal-arrest, arrow q
bBe radiation loss.
The utility model content
The purpose of this utility model is to provide a kind of thermal efficiency height, solar heat-collection plate core simple in structure and uses the solar water heater of this heat-collecting plate core.
The technical scheme of solar heat-collection plate core of the present utility model is: a kind of solar heat-collection plate core, it is characterized in that: be to constitute by the transparent hollow grid that transparent material is made, the inside of transparent hollow grid has one or more layers the mobile hollow grid channels of heating medium, has the optical transparency face of meeting and the black surface backlight that are oppositely arranged in the peripheral side of transparent hollow grid.
Described black surface backlight is to be mounted black plate face or smeared the black pigment layer by the one side at least in the front and back of the shady face of hollow grid to constitute.
The technical scheme of solar water heater of the present utility model is: a kind of solar water heater, comprise that the back is provided with the housing of heat insulating material layer, in the housing heat collecting plate mounted core and be communicated with the heat exchange runner of heat-collecting plate core inside on, lower collecting box, described heat-collecting plate core is to be made of the transparent hollow grid that transparent material is made, the inside of transparent hollow grid has hollow grid channels that one or more layers heating medium the flows heat exchange runner as heat-collecting plate core, has the positive backlight black surface of meeting the optical transparency plate face and the back side in the peripheral side of transparent hollow grid, on described, lower collecting box be separately fixed at transparent hollow grid on, the openings at two ends of each the hollow grid channels in the following two ends, transparent hollow grid is communicated with respectively, lower collecting box.
Described heat-collecting plate core black surface backlight is to be mounted black plate face or smeared the black pigment layer by the one side at least in the front and back of the shady face of hollow grid to constitute.
Described solar water heater front has transparent cover plate.
The utility model provides the solar heat-collection plate core that is different from conventional tube plate-type solar heat-collecting plate core fully with structure on the thermal-arrest principle, this heat-collecting plate core is the hollow grid that transparent material is made, water-filling in the boring grid channels, the front printing opacity, back side blacking, light arrives at the black surface at back by the transparent grid of water-filling, light is finished the photo-thermal conversion on black surface, make black surface become thermal source, thermal source has only to this unique heat transfer path of water layer, and the heat dissipation channel of black thermal source is stopped by the heat insulating material layer and the front water layer at the back side, positive hot-fluid is very fast to be that the water that flows is taken away, and become effective hotly, and radiation loss is minimum, and collecting efficiency is obviously very high; And during the transparent grid water-filling in the heat-collecting plate core of the present utility model, grid and water layer have played anti-reflection (penetrating) anti-reflection (penetrating) effect, and the solar energy loss reduces, and water has served as anti-reflection body, insulator and thermophore here, is a kind of efficient and rational intention.Structure of the present utility model is very simple, and whole plate core has only a part, and is easy to manufacture, draws materials conveniently, and with low cost, the cost performance height helps popularizing.
Heat-collecting plate core of the present utility model in addition can adopt transparent organic plastics or other cost is lower, weight is lighter transparent material, thereby has replaced precious metal materials such as copper, aluminium, so cost is low, and load-bearing requires little, has very high cost performance.
In addition, the utility model can utilize production mould, the production technology of current packaging material or sunlight board, can one-time formedly pull out the needed grid section bar of the utility model by the transparent material of oneself selecting, then in the length and width size that decides grid according to desired hot water temperature, water yield per day.With the blacking of the grid back side, welderings (bonding) upper header in two ends is installed in the back at last and has in the housing of thermal insulation layer and can be made into solar water heater.
Description of drawings
Fig. 1 is the three-dimensional structure diagram of solar heat-collection plate core of the present utility model;
Fig. 2 is the schematic cross-section of solar heat-collection plate core of the present utility model;
Fig. 3 is the structural representation of solar water heater of the present utility model;
Fig. 4 is the front view of solar water heater of the present utility model;
Fig. 5 is the side view of Fig. 3;
Fig. 6 is a solar heat-collection plate core of the present utility model fundamental diagram when using;
Fig. 7 is the structural representation of existing tube-sheet type heat-collecting plate core.
The specific embodiment
As shown in Figure 1 and Figure 2, heat-collecting plate core of the present utility model is to be made of the transparent hollow grid 1 that transparent material is made, the inside of transparent hollow grid 1 has one or more layers hollow grid channels 5, described hollow grid channels 5 is to be surrounded by side plate around the grid and inner dividing plate to form, can charge into water as heating carrier in the hollow grid channels 5, have the optical transparency plate face 4 of meeting and backlight black surperficial 3 that is oppositely arranged in the peripheral side of transparent hollow grid 1.
As Fig. 3, Fig. 4, shown in Figure 5, water heater of the present utility model comprises that the back is provided with the housing of heat insulating material layer 15, heat-collecting plate core is installed in the housing, and heat insulating material layer 15 is arranged at the shady face of heat-collecting plate core and on every side, and transparent cover plate 16 is equipped with in the housing front.Heat-collecting plate core is to be made of the transparent hollow grid 1 that transparent material is as shown in Figure 1 and Figure 2 made, the two ends of transparent hollow grid 1 are fixed with upper and lower header 13,14 respectively, and make the openings at two ends of each the hollow grid channels 5 in the transparent hollow grid 1 be communicated with upper and lower header 13,14 respectively, the front of the transparent hollow grid 1 of heat-collecting plate core is backlight black surperficial 3 for meeting optical transparency plate face 4, the back side, but inner hollow grid 5 water-fillings flow.
As shown in Figure 6, water heater of the present utility model is when work, during transparent hollow grid 1 water-filling, the optical transparency plate face 4 of meeting in grid front has played anti-reflection (penetrating) anti-reflection (penetrating) effect, the solar energy loss reduces, water layer 6 has served as anti-reflection body here, insulator, and thermophore, arrow 7 expression incident solar lights among Fig. 6, incident light fully passes the optical transparency plate face 4 of meeting in transparent hollow grid 1 front and passes transparent water layer 6 and arrive at backlight black surperficial 3, light is finished the photo-thermal conversion on backlight black surperficial 3, make it become thermal source, because being pressed from both sides, bury between middle water and the insulation layer black surperficial 3 thermals source backlight, it heat dissipation channel stopped by the heat insulating material layer 15 at the back side and positive water layer 6, therefore black surperficial 3 thermal source backlight has only to water layer 6 these unique heat transfer paths of transmission, backlight black surperficial 3 of arrow 8 expression blackbody hot sources can only be conducted heat to the water layer 6 in front, can not be directly to the environment dissipated heat, and positive hot-fluid very fast for the water that flows take away become hotly effective, radiation loss is minimum, basically can be to the environment dissipated heat, collecting efficiency is obviously very high.
Claims (5)
1, a kind of solar heat-collection plate core, it is characterized in that: be to constitute by the transparent hollow grid that transparent material is made, the inside of transparent hollow grid has one or more layers the mobile hollow grid channels of heating medium, has the optical transparency face of meeting and the black surface backlight that are oppositely arranged in the peripheral side of transparent hollow grid.
2, solar heat-collection plate core according to claim 1 is characterized in that: described black surface backlight is to be mounted black plate face or smeared the black pigment layer by the one side at least in the front and back of the shady face of hollow grid to constitute.
3, solar water heater, comprise that the back is provided with the housing of heat insulating material layer, in the housing heat collecting plate mounted core and be communicated with the heat exchange runner of heat-collecting plate core inside on, lower collecting box, it is characterized in that: described heat-collecting plate core is to be made of the transparent hollow grid that transparent material is made, the inside of transparent hollow grid has hollow grid channels that one or more layers heating medium the flows heat exchange runner as heat-collecting plate core, has the positive backlight black surface of meeting the optical transparency plate face and the back side in the peripheral side of transparent hollow grid, on described, lower collecting box be separately fixed at transparent hollow grid on, the openings at two ends of each the hollow grid channels in the following two ends, transparent hollow grid is communicated with respectively, lower collecting box.
4, solar water heater according to claim 3 is characterized in that: described heat-collecting plate core black surface backlight is to be mounted black plate face or smeared the black pigment layer by the one side at least in the front and back of the shady face of hollow grid to constitute.
5, according to claim 3 or 4 described solar water heaters, it is characterized in that: described solar water heater front has transparent cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200701232U CN201229072Y (en) | 2008-04-21 | 2008-04-21 | Solar heat-collecting panel core and solar water heater using the heat-collecting panel core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200701232U CN201229072Y (en) | 2008-04-21 | 2008-04-21 | Solar heat-collecting panel core and solar water heater using the heat-collecting panel core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201229072Y true CN201229072Y (en) | 2009-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200701232U Expired - Fee Related CN201229072Y (en) | 2008-04-21 | 2008-04-21 | Solar heat-collecting panel core and solar water heater using the heat-collecting panel core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201229072Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102338474A (en) * | 2010-07-16 | 2012-02-01 | 谢英俊 | Solar heat collector |
| CN103453680A (en) * | 2013-08-27 | 2013-12-18 | 山东汉霖太阳能有限公司 | Crack type solar heat absorbing plate core and solar heat collector adopting plate core |
| CN110411040A (en) * | 2019-07-24 | 2019-11-05 | 中国船舶重工集团公司第七一九研究所 | A kind of solar cavity type receiver |
-
2008
- 2008-04-21 CN CNU2008200701232U patent/CN201229072Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102338474A (en) * | 2010-07-16 | 2012-02-01 | 谢英俊 | Solar heat collector |
| CN103453680A (en) * | 2013-08-27 | 2013-12-18 | 山东汉霖太阳能有限公司 | Crack type solar heat absorbing plate core and solar heat collector adopting plate core |
| CN110411040A (en) * | 2019-07-24 | 2019-11-05 | 中国船舶重工集团公司第七一九研究所 | A kind of solar cavity type receiver |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090429 Termination date: 20150421 |
|
| EXPY | Termination of patent right or utility model |