CN202101427U - Vacuum solar collector with controllable collected temperature - Google Patents
Vacuum solar collector with controllable collected temperature Download PDFInfo
- Publication number
- CN202101427U CN202101427U CN2010206033773U CN201020603377U CN202101427U CN 202101427 U CN202101427 U CN 202101427U CN 2010206033773 U CN2010206033773 U CN 2010206033773U CN 201020603377 U CN201020603377 U CN 201020603377U CN 202101427 U CN202101427 U CN 202101427U
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- China
- Prior art keywords
- heat
- collecting element
- vacuum
- collection elements
- solar collector
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- Expired - Fee Related
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S10/00—Solar heat collectors using working fluids
- F24S10/40—Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors
- F24S10/45—Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors the enclosure being cylindrical
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S40/00—Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
- F24S40/50—Preventing overheating or overpressure
- F24S40/52—Preventing overheating or overpressure by modifying the heat collection, e.g. by defocusing or by changing the position of heat-receiving elements
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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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Photovoltaic Devices (AREA)
Abstract
A vacuum solar collector with controllable collected temperature comprises metal runner vacuum collection elements and a union box, wherein the collection elements are in transmission connection with a multiload transmission part; the vacuum solar collector is characterized in that shading layers are arranged on the surfaces of parts covering a glass pipe of the collection elements; a rotation connection pair is arranged between the collection elements and a foundation; the collection elements are movably matched and connected with finned plate metal runner heat exchangers inside thereof in a heat transfer manner; and gears or transmission lug plates are arranged on the collection elements. Or, the solar collector comprises vacuum collection elements, a heat-insulation water tank and basic parts, and is characterized in that one movable shading sheet capable of rotating around the axis of the collection elements is arranged at the outer sides of the collection elements. Or, the solar collector comprises collection elements and basic parts and is characterized in that curtain matters are arranged on front surfaces of the collector. The vacuum solar collector has the benefits of being capable of carrying out wide open protection on the solar collector, and realizing automatic control. Three embodiments are given out by combining an attached figure.
Description
Technical field
The utility model relates to the controlled vacuum solar heat collector of heat-collecting temperature.
Background technology
Existing a kind of solar energy heating device that is not equipped with the heat radiation facility adopts the low heat sink wing sheetmetal runner heat exchanger and the inner glass tube heat exchange of vacuum heat collection pipe.Except heat supply water, because be equipped with the heat radiation facility, and hide inconvenience at non-heating season, internal temperature is often up to more than 230 ℃.240 ℃ is the discharge temperature of high-boron-silicon glass pipe, the gas 3rd/4th of emitting, and water and oxygen, the probability that they and absorbing film react is very big, and this can make the absorbing film accelerated ageing.Adopt special-purpose cooling tower heat release to need a large sum of facility expense, also need place, the circulating pump electricity charge and long-term facility maintenance cost.In addition, utilize the workable facility of solar heat,, often also adopt the water that approaches 100 ℃ as heating agent in order to increase work efficiency.If such system does not adopt the heat radiation facility, when being interfered, often producing the heating agent vaporization and form vapour locking because can not make a response rapidly in system.In case in a single day the formation vapour locking will wait until that sunlight intensity descends significantly and lasting a very long time production capacity is recovered, and in summer, often forms vapour locking, will last till evening.
Summary of the invention
The purpose of the utility model is the vacuum solar heat collector that will provide heat-collecting temperature controlled.
The utility model solves one of technical scheme that its technical problem takes: form a vacuum solar heat collector that heat-collecting temperature is controlled with embedding by couplet collection box, the tail box of the vacuum heat collection element of wing sheetmetal runner heat exchanger, inbuilt fin sheetmetal runner heat exchanger manifold trunk and the connector that joins collection box and tail box.Each heat collecting element and a multi-load driving member are in transmission connection.The multi-load driving member comprises synchronous belt, driving chain, kinematic link and transmission rope.Multi-load driving member and driving mechanism comprise that reducing motor, electronic worm and gear unit head and pneumatic element are in transmission connection.The part surface of each heat collecting element cover glass tube be provided with light shield layer comprise paste anti-dazzling screen, through being coated with the sticking built-in light shield layer that forms external light shield layer and make through vacuum sputtering or chemical reaction.Between heat collecting element and basis, adopt the pair that is rotationally connected.Make the movable inner wing sheetmetal runner heat exchanger of connection that conducts heat that cooperates of heat collecting element.Heat collecting element is provided with gear or transmission otic placode.Thermal-arrest state when changing heat collecting element through rotation heat collecting element or movable anti-dazzling screen.
Can also adopt the vacuum heat collection element of inner glass tube band finned sheet absorbing body, be provided with silica gel binding material light shield layer in zone near the about 30 ° of angles of circumference of cover glass tube outer surface at an one of which wing panel edges place.
Can also adopt a photoelectricity stroke detection device that is electrically connected with the control system host, photoelectricity stroke detection device contains a multi-aperture device that is synchronized with the movement with the heat collecting element light shield layer.
The utility model solves two of technical scheme that its technical problem takes according to said method: with vacuum heat collection element, attemperater and vacuum solar heat collector that heat-collecting temperature is controlled of basic part composition.In each heat collecting element arranged outside a movable anti-dazzling screen that rotates around the heat collecting element axial line is arranged.Movable anti-dazzling screen is provided with gear or transmission otic placode.Movable anti-dazzling screen is in transmission connection through tooth transfer ear plate and a multi-load driving member.The multi-load driving member comprises synchronous belt, driving chain, kinematic link and transmission rope.The multi-load driving member can comprise that reducing motor, electronic worm and gear unit head and pneumatic element are in transmission connection with driving mechanism.Change the thermal-arrest state of heat collecting element through rotation heat collecting element or movable anti-dazzling screen.
Can also adopt a reducing motor, said reducing motor is in transmission connection through multi-load driving member and each heat collecting element or movable anti-dazzling screen.
Can also adopt a pneumatic element, said pneumatic element is in transmission connection through multi-load driving member and each heat collecting element or movable anti-dazzling screen.
The utility model solves three of technical scheme that its technical problem takes according to said method: with heat collecting element and the controlled vacuum solar heat collector of basic part composition heat-collecting temperature.Side to light at heat collector is provided with blind-like article.Change the thermal-arrest state of heat collecting element through the covering state that changes blind-like article.
Can also adopt and control longitude, latitude, date, heat collector elevation angle and light shield layer parameter inputting interface that system host is electrically connected, and the built-in perpetual calendar of control system host.
Can also adopt and control sunlight intensity sensor and heat medium temperature sensor that system host is electrically connected.
The shading implementation comprises manually with automatic.The mode of operation of shading comprises execute-in-place and telemechanical operation; About executive component comprises electronic, pneumatic and hydraulic driving element.
The beneficial effect of the utility model: change its thermal-arrest state through vacuum heat collection element being carried out shading, can be in order to avoid realize control or empty solarization protection to heat-collecting temperature with the heat release facility.Be in transmission connection with multi-load driving member and each heat collecting element or movable anti-dazzling screen and driving mechanism, can control with the means of mechanization.Through being coated with the sticking external light shield layer that forms, can reduce cost and sturdy and durable.Between heat collecting element and basis, adopt the pair that is rotationally connected, movable its inner heat transfer connection wing sheetmetal runner heat exchanger that cooperates of heat collecting element, can make the controlled metal flow passage vacuum solar heat collector of heat-collecting temperature.The inputting interface that adopts photoelectricity stroke detection device, sunlight intensity sensor and heat medium temperature sensor and adopt longitude, latitude, date, heat collector elevation angle, light shield layer parameter; And the built-in perpetual calendar of control system host can be made the controlled vacuum solar heat collector of various full automatic heat-collecting temperatures.
Can be in each heat collecting element arranged outside around the movable anti-dazzling screen of heat collecting element axial line rotation, applicable to the hard-wired facility of vacuum heat collection element.The blind-like article and a folding and unfolding haulage gear thereof that can cover the side to light of heat collecting element is set on heat collector, can be used for the heat-collecting temperature control of existing equipment, and convenient driving by hand.
Adopt reducing motor to drive and to realize electric automatization.Adopt pneumatic element to drive and to obtain bigger driving force.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is a fully-automatic metal runner vacuum solar heat collector drive mechanism sketch map that heat-collecting temperature is controlled.
Fig. 2 is a full-automatic interior glass finned plate pipe vacuum solar heat collector drive mechanism sketch map that heat-collecting temperature is controlled.
Fig. 3 is a vacuum solar heat collector structural representation that manual shading heat-collecting temperature is controlled.
1. heat exchangers among the figure; 2. heat collecting element; 3. join the collection box; 4. synchronous belt; 5. unit head; 6. light shield layer; 7. gear; 8. multi-aperture device; 9. driven wheel; 10. otic placode; 11. hauling rope; 12. back-moving spring; 13. pneumatic element; 14. tail box; 15. connector; 16. blind-like article.
The specific embodiment
Among Fig. 1, the mode that the employing activity cooperates conduct heat the vacuum heat collection element 2 that connects its inner wing sheetmetal runner heat exchanger 1, built-in heat exchanger 1 manifold trunk couplet collection box 3, tail box and join collection box 3 tail box connectors and form the fully-automatic metal runner vacuum solar heat collector that heat-collecting temperature is controlled.Each heat collecting element 2 and a synchronous belt 4 are in transmission connection.Synchronous belt 4 is in transmission connection with motor-driven unit head 5.Motor-driven unit head 5 can be done forward and reverse running.Part outer surface at each heat collecting element 2 cover glass tube is coated with sticking black silica gel formation light shield layer 6.Adopt secondary connection that be rotationally connected between heat collecting element 2 and the basis.Stretch at heat collecting element 2 and to be coated with a circle silica gel on the cover glass tube that joins collection box 3.Be coated with silica gel section tight fit connection gear 7 during on-the-spot the installation; Perhaps gear 7 is bonded on heat collecting element 2 cover glass tubes with binding material.
Fig. 1 embodiment adopts a photoelectricity stroke detection device that is electrically connected with the control system host, and the multi-aperture device 8 of photoelectricity stroke detection device is installed on the driven wheel 9 of unit head 5.Driven wheel 9 is in transmission connection through synchronous belt 4 with the gear 7 of heat collecting element 2.This has guaranteed that multi-aperture device 8 and heat collecting element 2 light shield layers 6 are synchronized with the movement, and make locus state between the two have definite functional relation.
Figure 1 embodiment works as follows: the heating season as much as possible with the collector; cooling season best use of solar thermal cooling; non-heating and cooling seasons, the collector after getting enough hot water collector device in accordance with the set so empty Sai protective shield state in order to save the circulation pump electricity.
Freezing season, the system that controls early morning every day starts according to perpetual calendar and detected sunlight intensity parameter system, removes perturbed system after perhaps system works is upset by disturbance and restarts.Schilling motor-driven unit head 5 gets electric, and driven wheel makes its rotation that light shield layer 6 trial runs are perhaps resetted through the gear 7 that synchronous belt 4 drives on the heat collecting elements 2.The information that provides according to multi-aperture device 8 is then carried out System self-test.Under the normal situation of system, carry out heat-collecting temperature control later on: when according to detection, heat-collecting temperature is too high when the heating agent vaporization might take place, and when the heating agent vaporization has perhaps taken place, carries out shading and finishes shading in good time and recover thermal-arrest.If having problem, system sends report.
Among Fig. 2, the conduct heat interior glass finned plate pipe heat collecting element 2 that connects its inner wing sheetmetal runner heat exchanger 1 and join collection box 3 and form glass finned plate pipe vacuum solar heat collector in controlled full-automatic of heat-collecting temperature of the mode that the employing activity cooperates.Heat collecting element 2 is provided with transmission otic placode 10.Each heat collecting element 2 is in transmission connection through otic placode 10 and a hauling rope 11.One end of hauling rope 11 is connected with couplet collection box 3 through back-moving spring 12; The other end and pneumatic element 13 are in transmission connection.Adopt secondary connection that be rotationally connected between heat collecting element 2 and the basis.
Fig. 2 embodiment is about 30 ° zone at the cover glass tube outer surface angle of circumference near 2 one wing panel edges of interior glass finned plate pipe heat collecting element place silica gel binding material light shield layer 6 is set.
The operation principle of Fig. 2 embodiment is: open pneumatic element 13, the otic placode 10 that spurs each heat collecting element 2 through hauling rope 11 makes heat collecting element 2 and light shield layer 6 rotation shadings change thermal-arrest states.Owing to generally need not shading winter, diaphragm system blocks the sunshine in summer or summer and season in spring and autumn as long as consider.At this moment.The angle of required rotation heat collecting element 2 light shield layers approximately only needs 40 °.Close pneumatic element 13, the otic placode 10 of hauling rope 11 each heat collecting element 2 of pulling under back-moving spring 12 effects resets light shield layer 6, no longer shading.
Interior glass finned plate pipe heat collecting element 2 socket absorber wing plate on thinner inner glass tube is formed, have material economize, heat sink little, collecting efficiency is high, tube pitch little heat many, shading rotation amplitude is little, heat-collecting temperature is controlled advantages such as simple.Adopt the vacuum heat collection element of inner glass tube band finned sheet absorbing body, can make the controlled vacuum solar heat collector of heat-collecting temperature of high performance-price ratio.
Among Fig. 3, comprise that with vacuum heat collection element 2 and basic part joining collection box 3, tail box 14, couplet collection box 3 and tail box 14 connectors 15 forms the vacuum solar heat collector that manual shading heat-collecting temperature is controlled.Heat collector is provided with a blind-like article 16 that can cover the side to light of heat collecting element 2.Blind-like article 16 can be used the made of making rain cape for bicyclist.Blind-like article 16 can be accommodated in the tail box 14.
Fig. 3 embodiment can regulate the output temperature of heat collector or carry out sky solarization protection through changing the shading state of blind-like article 16.
Fig. 3 embodiment can be applied to a kind of solar energy refrigeration cabinet of snacks purposes.
Claims (9)
1. the controlled vacuum solar heat collector of heat-collecting temperature; Form by embedding by couplet collection box, the tail box of the vacuum heat collection element of wing sheetmetal runner heat exchanger, inbuilt fin sheetmetal runner heat exchanger manifold trunk and the connector that joins collection box and tail box, each heat collecting element and a multi-load driving member are in transmission connection; The multi-load driving member comprises synchronous belt, driving chain, kinematic link and transmission rope; Multi-load driving member and driving mechanism comprise that reducing motor, electronic worm and gear unit head and pneumatic element are in transmission connection, it is characterized in that part surface at each heat collecting element cover glass tube contain light shield layer comprise paste anti-dazzling screen, through being coated with the sticking built-in light shield layer that forms external light shield layer and make through vacuum sputtering or chemical reaction; Between heat collecting element and basis, contain the pair that is rotationally connected; Movable its inner wing sheetmetal runner heat exchanger of connection that conducts heat that cooperates of heat collecting element; On heat collecting element, contain gear or transmission otic placode.
2. heat collector according to claim 1 is characterized in that containing the vacuum heat collection element of inner glass tube band finned sheet absorbing body, contains silica gel binding material light shield layer in the zone near the about 30 ° of angles of circumference of cover glass tube outer surface at an one of which wing panel edges place.
3. heat collector according to claim 1 is characterized in that containing a photoelectricity stroke detection device that is electrically connected with the control system host, and photoelectricity stroke detection device contains a multi-aperture device that is synchronized with the movement with the heat collecting element light shield layer.
4. the controlled vacuum solar heat collector of heat-collecting temperature is made up of vacuum heat collection element, attemperater and basic part, it is characterized in that containing a movable anti-dazzling screen that rotates around the heat collecting element axial line outside each heat collecting element; Contain gear or transmission otic placode on the movable anti-dazzling screen; Movable anti-dazzling screen is in transmission connection through gear otic placode and a multi-load driving member.
5. heat collector according to claim 4 is characterized in that containing a reducing motor, and said reducing motor is in transmission connection through multi-load driving member and each heat collecting element or movable anti-dazzling screen.
6. heat collector according to claim 4 is characterized in that containing a pneumatic element, and said pneumatic element is in transmission connection through multi-load driving member and each heat collecting element or movable anti-dazzling screen.
7. the controlled vacuum solar heat collector of heat-collecting temperature is made up of heat collecting element and basic part, it is characterized in that the heat collector side to light contains blind-like article.
8. according to claim 1 or 4 or 7 described heat collectors; It is characterized in that containing the longitude, latitude, date, heat collector elevation angle and the light shield layer parameter inputting interface that are electrically connected with the control system host, and the built-in perpetual calendar of control system host.
9. according to claim 1 or 4 or 7 described heat collectors, it is characterized in that containing the sunlight intensity sensor and the heat medium temperature sensor that are electrically connected with the control system host.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206033773U CN202101427U (en) | 2010-11-11 | 2010-11-11 | Vacuum solar collector with controllable collected temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206033773U CN202101427U (en) | 2010-11-11 | 2010-11-11 | Vacuum solar collector with controllable collected temperature |
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| Publication Number | Publication Date |
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| CN202101427U true CN202101427U (en) | 2012-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010206033773U Expired - Fee Related CN202101427U (en) | 2010-11-11 | 2010-11-11 | Vacuum solar collector with controllable collected temperature |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106482274A (en) * | 2016-12-09 | 2017-03-08 | 中铁二院工程集团有限责任公司 | Subway gateway gravity-flow ventilation volume adjusting apparatus |
-
2010
- 2010-11-11 CN CN2010206033773U patent/CN202101427U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106482274A (en) * | 2016-12-09 | 2017-03-08 | 中铁二院工程集团有限责任公司 | Subway gateway gravity-flow ventilation volume adjusting apparatus |
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| 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: 20120104 Termination date: 20121111 |