CN204084896U - A kind of solar thermal collector - Google Patents
A kind of solar thermal collector Download PDFInfo
- Publication number
- CN204084896U CN204084896U CN201420516538.3U CN201420516538U CN204084896U CN 204084896 U CN204084896 U CN 204084896U CN 201420516538 U CN201420516538 U CN 201420516538U CN 204084896 U CN204084896 U CN 204084896U
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- CN
- China
- Prior art keywords
- thermal
- collecting tube
- tube
- header
- glass vacuum
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- Expired - Fee Related
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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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- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a kind of solar thermal collector, comprise thermal-collecting tube and header, described header is provided with water inlet and delivery port, described thermal-collecting tube comprises and is followed successively by outer field all-glass vacuum thermal-collecting tube from outside to inside, the endothermic tube in middle level and the interior bile duct of internal layer, spaced apart formation one void layer of described all-glass vacuum thermal-collecting tube and endothermic tube, the heating chamber formed for water flow is separated between described endothermic tube and interior bile duct, the outer surface of described endothermic tube scribbles heat absorbing coating, described thermal-collecting tube grafting is fixed on header, the inner space of described heating chamber and header, the endothermic tube in middle level and the inner bag pipe of internal layer have pressure-bearing effect, make the structure of thermal-collecting tube more firmly stable, current circulate and are heated between middle level and internal layer, do not contact with outer field all-glass vacuum thermal-collecting tube, avoid the temperature difference on the impact of canals of stilling, the service life of effective raising thermal-collecting tube, and the thermal transition efficiency of thermal-collecting tube is high, heat more efficient.
Description
Technical field
The utility model relates to thermal-collecting tube device, especially a kind of solar thermal collector.
Background technology
Apparatus for heating water by solar energy commercially available at present, usual use all-glass vacuum thermal-collecting tube is as heat-collecting part, this all-glass vacuum thermal-collecting tube is made up of inside and outside two-layer body, forms vacuum layer between two-layer body, and the outer surface of interior pipe scribbles heat absorbing coating, inner chamber directly contacts with water and heats, but this all-glass vacuum thermal-collecting tube injects cold water immediately after releasing hot water, and easily cause canals of stilling to break by temperature difference influence, structural stability is poor, and its inner chamber water capacity is large, the efficiency of heating surface is low.
Summary of the invention
For solving the problems of the technologies described above, the utility model provides a kind of solar thermal collector, improves the stability of thermal-collecting tube, and eliminate the impact of the temperature difference, the efficiency of heating surface is higher.
The technical scheme that the invention for solving the technical problem adopts is:
A kind of solar thermal collector, comprise thermal-collecting tube and header, described header is provided with water inlet and delivery port, described thermal-collecting tube comprises and is followed successively by outer field all-glass vacuum thermal-collecting tube, the endothermic tube in middle level and the interior bile duct of internal layer from outside to inside, spaced apart formation one void layer of described all-glass vacuum thermal-collecting tube and endothermic tube, the heating chamber formed for water flow is separated between described endothermic tube and interior bile duct, the outer surface of described endothermic tube scribbles heat absorbing coating, described thermal-collecting tube grafting is fixed on header, the inner space of described heating chamber and header.Current are at heating chamber and header internal circulation flow, described all-glass vacuum thermal-collecting tube adopts existing all-glass vacuum thermal-collecting tube structure, and heat absorbing coating is arranged on the endothermic tube outer surface in middle level, sunlight through direct irradiation after all-glass vacuum thermal-collecting tube on endothermic tube, current do not contact all-glass vacuum thermal-collecting tube, water is through heating at heating chamber internal circulation flow, directly cold water can be injected after discharge, many thermal-collecting tubes are coupled together composition thermal-arrest array by header, hot-cast socket is more efficient.
Preferably, described all-glass vacuum thermal-collecting tube and endothermic tube are the body of one end open, the port of described endothermic tube inserts in the inner chamber of header, the lateral wall that the port of described all-glass vacuum thermal-collecting tube is provided with silicone gasket and endothermic tube is close to dead air space layer, and the port of all-glass vacuum thermal-collecting tube and the inner chamber of header are separated, this silicone gasket can reduce in header and the heat of endothermic tube on the impact of all-glass vacuum thermal-collecting tube, intercept the circulation of air in void layer simultaneously, reduce scattering and disappearing of heat.
Preferably, be provided with water-proof silica-gel sealing ring between the port of described endothermic tube and header, this water-proof silica-gel sealing ring can improve the sealing and stability that endothermic tube is connected with header further, prevents current in header from infiltrating in void layer.
Preferred, the port be connected with thermal-collecting tube outside described header is provided with water-proof silica-gel sealing ring and fixes all-glass vacuum thermal-collecting tube, effectively prevent from causing all-glass vacuum thermal-collecting tube to eject because of air heats pressure increase in void layer, improve the stability of structure.
Endothermic tube in said structure and interior bile duct are all stainless steel body.
In order to make the structure of thermal-collecting tube more stable, in described heating chamber and void layer, be provided with elastic positioning card sheet.
The beneficial effects of the utility model: the thermal-collecting tube of this solar thermal collector has three-decker, the endothermic tube in middle level and the inner bag pipe of internal layer have pressure-bearing effect, make the structure of thermal-collecting tube more firmly stable, current circulate and are heated between middle level and internal layer, do not contact with outer field all-glass vacuum thermal-collecting tube, avoid the temperature difference on the impact of canals of stilling, effectively improve the service life of thermal-collecting tube, and the thermal transition efficiency of thermal-collecting tube is high, heat more efficient.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and example, the utility model is described in further detail.
Fig. 1 is the sectional structure chart of thermal-collecting tube in the utility model;
Fig. 2 is the structural representation of thermal-collecting tube of the present utility model and header composition thermal-arrest array.
Detailed description of the invention
With reference to Fig. 1, a kind of solar thermal collector of the present utility model, comprise thermal-collecting tube 1 and header 2, described header 2 is provided with water inlet and delivery port, described thermal-collecting tube 1 comprises and is followed successively by outer field all-glass vacuum thermal-collecting tube 11 from outside to inside, the endothermic tube 12 in middle level and the interior bile duct 13 of internal layer, described all-glass vacuum thermal-collecting tube 11 and endothermic tube 12 are the body of one end open, endothermic tube 12 and interior bile duct 13 are all stainless steel body, spaced apart formation one void layer 14 of all-glass vacuum thermal-collecting tube 11 and endothermic tube 12, endothermic tube 12 is used for the heating chamber 15 of water flow with the spaced apart formation of interior bile duct 13, in order to make the structure of thermal-collecting tube 1 more stable, elastic positioning card sheet 16 is provided with in described heating chamber 15 and void layer 14.The outer surface of described endothermic tube 12 scribbles heat absorbing coating, the grafting of described thermal-collecting tube 1 is fixed on header 2, the inner space of described heating chamber 15 and header 2, current, at heating chamber 15 and header 2 internal circulation flow, do not contact with outer field all-glass vacuum thermal-collecting tube 11.
Above-mentioned all-glass vacuum thermal-collecting tube 11 adopts existing all-glass vacuum thermal-collecting tube structure, and heat absorbing coating is arranged on endothermic tube 12 outer surface in middle level, the endothermic tube 12 in middle level has pressure-bearing effect with the interior bile duct 13 of internal layer, make the structure of thermal-collecting tube 1 more firmly stable, interior bile duct 13 is not owing to intaking, decrease thermal capacity, thus improve thermal conversion rate.By header 2, many thermal-collecting tubes 1 are coupled together, the evenly distributed both sides being connected to header 2 form thermal-arrest array to thermal-collecting tube 1, the tail end of thermal-collecting tube 1 arranges bracing frame 3 and supports, as shown in Figure 2, absorption area is larger, hot-cast socket is more efficient, and the efficiency of heating surface is higher, and header 2 has thermal insulation function simultaneously.
Preferably, the port of described endothermic tube 12 inserts in the inner chamber of header 2, the port of described all-glass vacuum thermal-collecting tube 11 is provided with silicone gasket 17 and is close to dead air space layer 14 with the lateral wall of endothermic tube 12, and separate with the inner chamber of header 2, this silicone gasket 17 can reduce in header 2 and the heat of endothermic tube 12 on the impact of all-glass vacuum thermal-collecting tube 11, intercept the circulation of air in void layer 14 simultaneously, reduce scattering and disappearing of heat.
Preferably, be provided with water-proof silica-gel sealing ring 18 between the port of described endothermic tube 12 and header 2, this water-proof silica-gel sealing ring 18 can improve the sealing that endothermic tube 12 is connected with header 2 further, prevents current in header 2 from infiltrating in void layer 14.
Preferred, the port be connected with thermal-collecting tube 1 outside described header 2 is also provided with water-proof silica-gel sealing ring 18 and fixes all-glass vacuum thermal-collecting tube 11, effectively prevent from causing all-glass vacuum thermal-collecting tube 11 to eject because of air heats pressure increase in void layer 14, improve the stability of structure.
The above, just preferred embodiment of the present utility model, the utility model is not limited to above-mentioned embodiment, as long as it reaches technique effect of the present utility model with identical means, all should belong to protection domain of the present utility model.
Claims (6)
1. a solar thermal collector, comprise thermal-collecting tube (1) and header (2), described header (2) is provided with water inlet and delivery port, it is characterized in that: described thermal-collecting tube (1) comprises and is followed successively by outer field all-glass vacuum thermal-collecting tube (11) from outside to inside, the endothermic tube (12) in middle level and the interior bile duct (13) of internal layer, spaced apart formation one void layer (14) of described all-glass vacuum thermal-collecting tube (11) and endothermic tube (12), described endothermic tube (12) is used for the heating chamber (15) of water flow with the spaced apart formation of interior bile duct (13), the outer surface of described endothermic tube (12) scribbles heat absorbing coating, described thermal-collecting tube (1) grafting is fixed on header (2), the inner space of described heating chamber (15) and header (2).
2. a kind of solar thermal collector according to claim 1, it is characterized in that: the body that described all-glass vacuum thermal-collecting tube (11) and endothermic tube (12) are one end open, the port of described endothermic tube (12) inserts in the inner chamber of header (2), the port of described all-glass vacuum thermal-collecting tube (11) is provided with silicone gasket (17) and is close to dead air space layer (14) with the lateral wall of endothermic tube (12), and is separated by the inner chamber of the port of all-glass vacuum thermal-collecting tube (11) and header (2).
3. a kind of solar thermal collector according to claim 2, is characterized in that: be provided with water-proof silica-gel sealing ring (18) between the port of described endothermic tube (12) and header (2).
4. a kind of solar thermal collector according to claim 3, is characterized in that: the port that described header (2) outside is connected with thermal-collecting tube (1) is provided with the fixing all-glass vacuum thermal-collecting tube (11) of water-proof silica-gel sealing ring (18).
5., according to the arbitrary described a kind of solar thermal collector of Claims 1-4, it is characterized in that: described endothermic tube (12) and interior bile duct (13) are all stainless steel body.
6. a kind of solar thermal collector according to claim 5, is characterized in that: be provided with elastic positioning card sheet (16) in described heating chamber (15) and void layer (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420516538.3U CN204084896U (en) | 2014-09-09 | 2014-09-09 | A kind of solar thermal collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420516538.3U CN204084896U (en) | 2014-09-09 | 2014-09-09 | A kind of solar thermal collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204084896U true CN204084896U (en) | 2015-01-07 |
Family
ID=52177602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420516538.3U Expired - Fee Related CN204084896U (en) | 2014-09-09 | 2014-09-09 | A kind of solar thermal collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204084896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989523A (en) * | 2017-05-17 | 2017-07-28 | 广西阳升新能源有限公司 | A kind of solar thermal collector of new heat-exchange device |
-
2014
- 2014-09-09 CN CN201420516538.3U patent/CN204084896U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106989523A (en) * | 2017-05-17 | 2017-07-28 | 广西阳升新能源有限公司 | A kind of solar thermal collector of new heat-exchange device |
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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: 20150107 Termination date: 20200909 |
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| CF01 | Termination of patent right due to non-payment of annual fee |