CN2525432Y - Vacuum tube solar heat collector - Google Patents
Vacuum tube solar heat collector Download PDFInfo
- Publication number
- CN2525432Y CN2525432Y CN02212895U CN02212895U CN2525432Y CN 2525432 Y CN2525432 Y CN 2525432Y CN 02212895 U CN02212895 U CN 02212895U CN 02212895 U CN02212895 U CN 02212895U CN 2525432 Y CN2525432 Y CN 2525432Y
- Authority
- CN
- China
- Prior art keywords
- bearing inner
- vacuum tube
- inner bag
- glass
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- 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
Abstract
The utility model discloses a vacuum tube solar heat collector. A metal pressure bearing inner container is contained in a glass vacuum tube, a sandwich cavity is formed between the metal pressure bearing inner container and the glass vacuum tube, a supporting frame is arranged in the cavity, one end of the pressure bearing inner container extends out of the vacuum tube and is provided with a fluid inlet pipe and a fluid outlet pipe, the outer wall of the pressure bearing inner container is coated with a coating, the vacuum tube, the end of the pressure bearing inner container, the fluid inlet pipe and the fluid outlet pipe are covered with temperature preservation cases, a sleeve is arranged outside the pressure bearing inner container, two ends of the sleeve are respectively in fixed and sealed connection with connecting covers arranged on one end of the pressure bearing inner container and the pipe wall of an external pipe of the vacuum tube, a sandwich cavity is formed between the pressure bearing inner container and the sleeve and is communicated with the sandwich cavity formed between the vacuum tube and the pressure bearing inner container, the wall of the sleeve is provided with an extraction and exhaust valve, the extraction and exhaust valve is communicated with the sandwich cavity formed between the pressure bearing inner container and the sleeve to extract and exhaust the two sandwich cavities into the vacuum. So the utility model has reliable fixation, good heat preservation effect and small heat dissipation.
Description
Technical field
The utility model relates to the solar thermal collector that the hydraulic fluid that is surrounded by transparent housing flows through heat collector, especially a kind of vacuum tube solar heating element.
Technical background
Vacuum tube solar heating element changes heat energy into as the radiant energy with the round-the-clock collection sun, for the equipment of solar thermal utilization, is used widely in fields such as bathhouse, industrial hot water, central air-conditioning, refrigeration, heating, photo-thermal power generations.For the thermal-arrest of heat collector and energy-storage function compound be one, improve the thermal efficiency, and can guarantee certain bearing capacity, CN2380867Y China utility model patent " combined type vacuum tube solar heating element " at bulletin on May 31st, 2000, its structure is to contain a metal pressure-bearing inner bag in glass-vacuum tube, one end of this inner bag exposes the vacuum tube outside, form an interlayer between the inner tubal wall of glass-vacuum tube and the pressure-bearing inner bag, the vacuum tube outer wall of inner tube scribbles coating for selective absorption, be connected with water inlet pipe in the inner bag end of exposing the vacuum tube outside, outlet pipe, at vacuum tube and pressure-bearing inner bag end and water inlet pipe, outlet pipe contains a muff, glass-vacuum tube and pressure-bearing inner bag enter in the groove on the muff, and are provided with a sealing ring between glass-vacuum tube and muff.It is unreliable to fix between the glass-vacuum tube of the vacuum tube solar heating element of this structure and the metal inner tube, and inner bag easily breaks up glass-vacuum tube; The insulation quality of muff and sealing ring does not have reliable assurance in addition, has the heat big shortcoming of scattering and disappearing.
Summary of the invention
The purpose of this utility model provides a kind of vacuum tube solar heating element, and it is not only fixing reliable, and high insulating effect, and heat scatters and disappears little.
For achieving the above object, the utility model comprises glass-vacuum tube, metal pressure-bearing inner bag, fluid input tube, fluid output tube, coating for selective absorption, muff, be inclusive with metal pressure-bearing inner bag in the glass-vacuum tube, and form an interlayer cavity between the two, one end of pressure-bearing inner bag stretches out the glass-vacuum tube outside, fluid input tube, fluid output tube is arranged on and stretches out on the outer metal pressure-bearing inner bag end of glass-vacuum tube, at glass-vacuum tube and the pressure-bearing inner bag end and the fluid input tube that stretch out outside the glass-vacuum tube, be inclusive with muff on the fluid output tube, described coating for selective absorption is coated on the outer tube wall of metal pressure-bearing inner bag, be provided with bracing frame between pipe and the metal pressure-bearing inner bag in the described glass-vacuum tube, outer tube wall upper sleeve gasket at described glass-vacuum tube outer tube is equipped with an adapter sleeve, the outer cover of the metal pressure-bearing inner bag outside stretching out glass-vacuum tube is equipped with a sleeve, form the interlayer cavity between metal pressure-bearing inner bag and this sleeve, this interlayer cavity and the inner tubal wall of glass-vacuum tube are connected with interlayer cavity between the pressure-bearing inner bag, one end of sleeve is through the end fixed seal connection of ring flange and pressure-bearing inner bag, the adapter sleeve fixed seal connection of the other end of sleeve on ring flange and glass-vacuum tube outer tube wall, be provided with the pump drainage air valve on the barrel wall of sleeve, this pump drainage air valve and metal pressure-bearing inner bag are connected with interlayer cavity between the sleeve.
The pump drainage air valve is a check valve.
The utility model is equipped with a sleeve in the outer cover of pressure-bearing inner bag, the adapter sleeve fixed seal connection that the two ends of sleeve are provided with on the end of ring flange and pressure-bearing inner bag, vacuum tube outer tube wall respectively, and in vacuum tube, be provided with bracing frame between pipe and the pressure-bearing inner bag, therefore fixing reliable, the pressure-bearing inner bag is difficult for breaking up glass-vacuum tube; On vacuum tube, pressure-bearing inner bag end and fluid input tube, efferent duct, be inclusive with muff, form the interlayer cavity between pressure-bearing inner bag and the sleeve, this interlayer cavity and vacuum tube are connected with interlayer cavity between the pressure-bearing inner bag, on the barrel wall of sleeve, be provided with the pump drainage air valve, this pump drainage air valve and pressure-bearing inner bag are connected with interlayer cavity between the sleeve, interlayer cavity pump drainage between pressure-bearing inner bag and sleeve, vacuum tube and the pressure-bearing inner bag can be formed vacuum, so high insulating effect, heat scatters and disappears little.
Description of drawings
Accompanying drawing is a main cutaway view of the present utility model.
Mark among the figure: 1. glass-vacuum tube, 2. metal pressure-bearing inner bag, 3. interlayer cavity, 4. fluid input tube, 5. fluid output tube, 6. ring flange, 7. muff, 8. coating for selective absorption, 9. bracing frame, 10. adapter sleeve, 11. sleeves, 12. interlayer cavitys, 13. ring flanges, 14. ring flanges, 15. pump drainage air valves.
The specific embodiment
In the accompanying drawings, glass-vacuum tube (1) is made up of outer tube and interior pipe, be evacuated between outer tube and the interior pipe, in glass-vacuum tube (1), be inclusive with a metal pressure-bearing inner bag (2), and form an interlayer cavity (3) between glass tube with vacuum (1) and the metal pressure-bearing inner bag (2), one end of pressure-bearing inner bag (2) stretches out glass-vacuum tube (1) outside, fluid input tube (4), fluid output tube (5) is fixedly installed on the end of stretching out the outer metal pressure-bearing inner bag (2) of glass-vacuum tube (1) by ring flange (6), fluid output tube (5) stretches into metal pressure-bearing inner bag (2) inner bottom part, at glass-vacuum tube (1) with stretch out pressure-bearing inner bag (2) end and fluid input tube (4) outside the glass-vacuum tube (1), be inclusive with muff (7) on the fluid output tube (5), coated selective absorber coatings (8) on the outer tube wall of metal pressure-bearing inner bag (2), in glass-vacuum tube (1), be provided with bracing frame (9) between pipe and the metal pressure-bearing inner bag (2), outer tube wall upper sleeve gasket at glass-vacuum tube (1) outer tube is equipped with an adapter sleeve (10), the outer cover of the metal pressure-bearing inner bag (2) outside stretching out glass-vacuum tube (1) is equipped with a sleeve (11), form an interlayer cavity (12) between metal pressure-bearing inner bag (2) and the sleeve (11), this interlayer cavity (12) and the inner tubal wall of glass-vacuum tube (1) are connected with interlayer cavity (3) between the pressure-bearing inner bag (2), one end of sleeve (11) is through the end fixed seal connection of ring flange (13) with pressure-bearing inner bag (2), the adapter sleeve (10) of the other end of sleeve (11) on ring flange (14) and glass-vacuum tube (1) outer tube wall is tightly connected by bolting, on the barrel wall of sleeve (11), be provided with pump drainage air valve (15), pump drainage air valve (15) and metal pressure-bearing inner bag (2) are connected with interlayer cavity (12) between the sleeve (11), can be with pump drainage air valve (15) with interlayer cavity (3), interlayer cavity (12) pump drainage forms vacuum, plays further insulation effect.
In order to guarantee the vacuum of the interlayer cavity (3) between interlayer cavity (12), glass tube with vacuum (1) and the metal pressure-bearing inner bag (2) between metal pressure-bearing inner bag (2) and the sleeve (11), pump drainage air valve (15) is designed to check valve, and the check valve of present embodiment is made up of unidirectional valve gap, unidirectional valve ball and one-way valve spring.
If when the capacity of a heat collector is not enough, many uses that can be connected in series are about to the fluid output tube of a heat collector and the fluid input tube of another heat collector and are connected to each other.
Claims (2)
1, a kind of vacuum tube solar heating element, by glass-vacuum tube, metal pressure-bearing inner bag, fluid input tube, fluid output tube, coating for selective absorption, muff is formed, be inclusive with metal pressure-bearing inner bag in the glass-vacuum tube, and form an interlayer cavity between the two, one end of pressure-bearing inner bag stretches out the glass-vacuum tube outside, fluid input tube, fluid output tube is arranged on and stretches out on the outer metal pressure-bearing inner bag end of glass-vacuum tube, at glass-vacuum tube and the pressure-bearing inner bag end and the fluid input tube that stretch out outside the glass-vacuum tube, be inclusive with muff on the fluid output tube, it is characterized in that: described coating for selective absorption is coated on the outer tube wall of metal pressure-bearing inner bag, be provided with bracing frame between pipe and the metal pressure-bearing inner bag in the described glass-vacuum tube, outer tube wall upper sleeve gasket at described glass-vacuum tube outer tube is equipped with an adapter sleeve, the outer cover of the metal pressure-bearing inner bag outside stretching out glass-vacuum tube is equipped with a sleeve, form the interlayer cavity between metal pressure-bearing inner bag and this sleeve, this interlayer cavity and the inner tubal wall of glass-vacuum tube are connected with interlayer cavity between the pressure-bearing inner bag, one end of sleeve is through the end fixed seal connection of ring flange and pressure-bearing inner bag, the adapter sleeve fixed seal connection of the other end of sleeve on ring flange and glass-vacuum tube outer tube wall, be provided with the pump drainage air valve on the barrel wall of sleeve, this pump drainage air valve and metal pressure-bearing inner bag are connected with interlayer cavity between the sleeve.
2, a kind of vacuum tube solar heating element according to claim 1 is characterized in that: described pump drainage air valve is a check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02212895U CN2525432Y (en) | 2002-02-08 | 2002-02-08 | Vacuum tube solar heat collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02212895U CN2525432Y (en) | 2002-02-08 | 2002-02-08 | Vacuum tube solar heat collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2525432Y true CN2525432Y (en) | 2002-12-11 |
Family
ID=33692498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02212895U Expired - Fee Related CN2525432Y (en) | 2002-02-08 | 2002-02-08 | Vacuum tube solar heat collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2525432Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101025308B (en) * | 2006-02-20 | 2010-12-08 | 淄博绿能环保设备科技有限公司 | Solar vacuum transducing tube having photo-heat conversion film compouned on pressure-bearing tube |
| CN101025300B (en) * | 2006-02-20 | 2010-12-08 | 淄博绿能环保设备科技有限公司 | Medium light-heat-conversion glass composite pipe pressure-bearing solar vacuum energy-exchanging tube |
| CN101025301B (en) * | 2006-02-20 | 2010-12-08 | 淄博绿能环保设备科技有限公司 | Solar vacuum energy-exchanging tube having light-heat conversion film compounded on pressure-bearing tube |
| CN102155807A (en) * | 2011-04-22 | 2011-08-17 | 中国科学院广州能源研究所 | Solar heat-collecting tube |
| CN101089512B (en) * | 2006-06-12 | 2012-09-05 | 淄博环能海臣环保技术服务有限公司 | Solar vacuum heat collection tube with thermal insulation cavity on tail of tube |
| CN101097096B (en) * | 2006-06-26 | 2012-12-05 | 徐宝安 | Pipe tail low heat loss medium transfer sun vacuum energy changing hot pipe |
| CN101025296B (en) * | 2006-02-20 | 2014-09-10 | 北京环能海臣科技有限公司 | Medium conductive glass composite pipe pressure-bearing solar vacuum energy-exchanging tube |
| CN101025298B (en) * | 2006-02-20 | 2014-10-29 | 北京环能海臣科技有限公司 | Medium-conductive glass composite pipe pressure-bearing straight-through solar vacuum energy exchanging tube |
| CN101025299B (en) * | 2006-02-20 | 2014-11-05 | 北京环能海臣科技有限公司 | Medium light-heat-conversion heat conductive glass composite pipe pressure-bearing solar vacuum energy-exchanging tube |
-
2002
- 2002-02-08 CN CN02212895U patent/CN2525432Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101025308B (en) * | 2006-02-20 | 2010-12-08 | 淄博绿能环保设备科技有限公司 | Solar vacuum transducing tube having photo-heat conversion film compouned on pressure-bearing tube |
| CN101025300B (en) * | 2006-02-20 | 2010-12-08 | 淄博绿能环保设备科技有限公司 | Medium light-heat-conversion glass composite pipe pressure-bearing solar vacuum energy-exchanging tube |
| CN101025301B (en) * | 2006-02-20 | 2010-12-08 | 淄博绿能环保设备科技有限公司 | Solar vacuum energy-exchanging tube having light-heat conversion film compounded on pressure-bearing tube |
| CN101025296B (en) * | 2006-02-20 | 2014-09-10 | 北京环能海臣科技有限公司 | Medium conductive glass composite pipe pressure-bearing solar vacuum energy-exchanging tube |
| CN101025298B (en) * | 2006-02-20 | 2014-10-29 | 北京环能海臣科技有限公司 | Medium-conductive glass composite pipe pressure-bearing straight-through solar vacuum energy exchanging tube |
| CN101025299B (en) * | 2006-02-20 | 2014-11-05 | 北京环能海臣科技有限公司 | Medium light-heat-conversion heat conductive glass composite pipe pressure-bearing solar vacuum energy-exchanging tube |
| CN101089512B (en) * | 2006-06-12 | 2012-09-05 | 淄博环能海臣环保技术服务有限公司 | Solar vacuum heat collection tube with thermal insulation cavity on tail of tube |
| CN101097096B (en) * | 2006-06-26 | 2012-12-05 | 徐宝安 | Pipe tail low heat loss medium transfer sun vacuum energy changing hot pipe |
| CN102155807A (en) * | 2011-04-22 | 2011-08-17 | 中国科学院广州能源研究所 | Solar heat-collecting tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |