CN203605491U - Solar vacuum flat plate collector - Google Patents
Solar vacuum flat plate collector Download PDFInfo
- Publication number
- CN203605491U CN203605491U CN201320781939.7U CN201320781939U CN203605491U CN 203605491 U CN203605491 U CN 203605491U CN 201320781939 U CN201320781939 U CN 201320781939U CN 203605491 U CN203605491 U CN 203605491U
- Authority
- CN
- China
- Prior art keywords
- collector
- plate
- frame
- heat collector
- flat plate
- 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 - Lifetime
Links
- 239000011521 glass Substances 0.000 claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000007789 sealing Methods 0.000 claims abstract description 16
- 239000002184 metal Substances 0.000 claims abstract description 15
- 238000009413 insulation Methods 0.000 claims abstract description 6
- 239000006096 absorbing agent Substances 0.000 claims description 19
- 230000004888 barrier function Effects 0.000 claims description 3
- 229910000986 non-evaporable getter Inorganic materials 0.000 claims description 3
- 238000005336 cracking Methods 0.000 abstract description 3
- 230000008602 contraction Effects 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
-
- 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 provides a solar vacuum flat plate collector which comprises a collector back plate and a transparent glass cover plate. A first metal sealing frame is arranged on the connecting portion of a collector frame and the transparent glass cover plate, a vacuum cavity is formed in a collector body, a solar heat absorbing plate is disposed in the vacuum cavity, the lower surface of the solar heat absorbing plate is connected with a collector channel, the collector channel is connected with a water inlet pipe and a water outlet pipe, the water inlet pipe and the water outlet pipe penetrate through the collector back plate, multiple supporting rods penetrating through the solar heat absorbing plate are arranged between the transparent glass cover plate and the collector back plate, and the upper edge of the collector frame is provided with at least a circle of expansion joints along the periphery of the frame. The expansion joints are arranged on the collector frame, so that pressure changes and pull force changes caused by thermal expansion and cold contraction can be effectively relieved, the sealing portion of the glass cover plate and the metal sealing frame is prevented from cracking, and the vacuum degree of the vacuum cavity is prevented from being damaged. Besides, by means of a vacuum insulation function, the thickness of the flat plate collector can be effectively reduced, and combination of the collector and a building is facilitated.
Description
Technical field
The utility model relates to a kind of flat plate collector, particularly solar energy evacuated flat plate collector.
Background technology
Solar energy is the effective way that solves future architecture power consumption and industrial consumption energy, and solar thermal collector is main heat-collecting part, mainly contains at present vacuum tube type heat collector and flat plate collector.May there is fragmentation installing and using in process in vacuum tube type heat collector, be unfavorable for and Integration of building, and in addition at high-temperature area, collector efficiency is not high.Ordinary flat heat collector is easy to install, and the life-span is long, be beneficial to and Integration of building, but flat plate collector heat waste is larger, not high in high-temperature area efficiency, has greatly limited the application of flat plate collector aspect middle high temperature.
Summary of the invention
Technical problem to be solved in the utility model is for the deficiencies in the prior art, provides a kind of reasonable in design, easy to use, and the pressure that can effectively solve expands with heat and contract with cold causes and pulling force cause the solar energy evacuated flat plate collector of heat collector damage.
Technical problem to be solved in the utility model is to realize by following technical scheme, the utility model is a kind of solar energy evacuated flat plate collector, comprise heat collector backboard and clear glass cover plate, the surrounding of heat collector backboard is upwards provided with the heat collector frame joining with clear glass cover plate, be characterized in: described heat collector frame and clear glass cover plate joint are provided with the first metal sealing frame, in heat collector, be provided with vacuum chamber, in vacuum chamber, be provided with solar absorber plate, on the lower surface of solar absorber plate, be connected with thermal-arrest runner, thermal-arrest runner joins with water inlet pipe and outlet pipe through heat collector backboard, between clear glass cover plate and heat collector backboard, be provided with the some support bars through solar absorber plate, on described heat collector frame, be provided with at least one circle expansion joint along frame surrounding.
Technical problem to be solved in the utility model can also further realize by following technical scheme, between the lower end of every support bar and heat collector backboard, is provided with support supporting plate.
Technical problem to be solved in the utility model can also further realize by following technical scheme, between the two ends up and down of support bar and heat collector backboard, clear glass cover plate, is provided with thermal insulation barriers.
Technical problem to be solved in the utility model can also further realize by following technical scheme, and described heat collector backboard is glass back plate, is provided with the second metal sealing frame in glass back plate and heat collector frame joint.
Technical problem to be solved in the utility model can also further realize by following technical scheme, and described solar absorber plate is provided with getter.
Technical problem to be solved in the utility model can also further realize by following technical scheme, and described getter is evaporable air-absorbing agent or nonevaporable getter.
Technical problem to be solved in the utility model can also further realize by following technical scheme, described thermal-arrest runner comprises the some arms that are arranged side by side, one end of some arms joins with water inlet collector, the other end and water outlet collector join, water inlet end and the water inlet pipe of water inlet collector join, and water side and the outlet pipe of water outlet collector join.
Technical problem to be solved in the utility model can also further realize by following technical scheme, is provided with the Decorative frame joining with clear glass cover plate and heat collector backboard at heat collector frame outward.
Technical problem to be solved in the utility model can also further realize by following technical scheme, and the vacuum of described vacuum chamber is 10
2-10
-1pa.
Technical problem to be solved in the utility model can also further realize by following technical scheme, and described expansion joint is provided with 1-5 circle.
Compared with prior art, the utility model is placed in solar absorber plate in vacuum chamber, utilize vacuum insulation function, cross-ventilation and heat loss through conduction are greatly reduced, therefore greatly reduce the heat loss of flat plate collector, make flat plate collector also can reach higher collecting efficiency at high-temperature area (80 ℃-300 ℃).Heat collector frame is provided with expansion joint simultaneously, and the pressure that can effectively cushion expands with heat and contract with cold causes and the variation of pulling force prevent glass cover-plate and metal sealing frame sealing-in place cracking, destroy the vacuum of vacuum chamber.In addition, utilize vacuum insulation function, can effectively reduce the thickness of flat plate collector, be more conducive to heat collector and building combines, and avoid using other insulation materials, reduce costs.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model.
Fig. 2 is right TV structure schematic diagram of the present utility model.
Fig. 3 is another kind of structural representation of the present utility model.
The specific embodiment
Referring to accompanying drawing, further describe concrete technical scheme of the present utility model, so that those skilled in the art understands the present invention further, and do not form the restriction to its right.
With reference to Fig. 1, Fig. 2 and Fig. 3, a kind of solar energy evacuated flat plate collector, comprise heat collector backboard 7 and clear glass cover plate 1, the surrounding of heat collector backboard 7 is upwards provided with the heat collector frame 6 joining with clear glass cover plate 1, outside heat collector frame 6, be provided with the Decorative frame 4 joining with clear glass cover plate 1 and heat collector backboard 7, can make heat collector more attractive in appearance.
Described heat collector frame 6 is provided with the first metal sealing frame 5 with clear glass cover plate 1 joint, is provided with vacuum chamber in heat collector, and the vacuum of described vacuum chamber is 10
2-10
-1pa.Heat collector backboard 7 can be metal, when being metal directly and heat collector frame 6 weld together; Also can be glass back plate 7, in the time being glass back plate 7, be provided with the second metal sealing frame 16 in glass back plate 7 and heat collector frame 6 joints.The sealing of the first metal sealing frame 5 and the second metal sealing frame 16 and glass back plate 7 or glass cover-plate 1, can be used inorganic glue water seal to connect, or sealing by fusing processing is carried out in metal sealing limit and glass.
In vacuum chamber, be provided with solar absorber plate 2, solar absorber plate 2 is provided with getter 12, and getter 12 is evaporable air-absorbing agent or nonevaporable getter.Also can the two all have, evaporable air-absorbing agent is used as vacuum mark.
On the lower surface of solar absorber plate 2, be connected with thermal-arrest runner, thermal-arrest runner joins with water inlet pipe 8 and outlet pipe 14 through heat collector backboard 7; Described thermal-arrest runner comprises the some arms that are arranged side by side 10, one end of some arms 10 joins with water inlet collector 9, the other end and water outlet collector 15 join, and water inlet end and the water inlet pipe 8 of water inlet collector 9 join, and the water side of water outlet collector 15 and outlet pipe 14 join.The arm 10 of solar absorber plate 2 and thermal-arrest runner welds and one, and solar absorber plate 2 absorbs solar radiation, is delivered to arm 10 and heats medium wherein, carries out heat exchange by water inlet pipe 8 outlet pipes 14 and external system.
Between clear glass cover plate 1 and heat collector backboard 7, be provided with the some support bars 3 through solar absorber plate 2, between the two ends up and down of support bar 3 and heat collector backboard 7, clear glass cover plate 1, be provided with thermal insulation barriers, can prevent heat loss.Between the lower end of every support bar 3 and heat collector backboard 7, be provided with and support supporting plate 11, can increase the contact area of support bar 3 and heat collector backboard 7.The atmospheric pressure that support bar 3 bears for supporting clear glass cover plate 1 and heat collector backboard 7.
On described heat collector frame 6, be provided with at least one circle expansion joint 13 along frame surrounding.Preferably expansion joint 13 is provided with 1-5 circle.It is to change that use expansion joint 13 can effectively cushion pressure and the pulling force causing that expand with heat and contract with cold, and prevents clear glass cover plate 1 and metal sealing frame joint cracking, destroys the vacuum of vacuum chamber.
Claims (10)
1. a solar energy evacuated flat plate collector, comprise heat collector backboard and clear glass cover plate, the surrounding of heat collector backboard is upwards provided with the heat collector frame joining with clear glass cover plate, it is characterized in that: described heat collector frame and clear glass cover plate joint are provided with the first metal sealing frame, in heat collector, be provided with vacuum chamber, in vacuum chamber, be provided with solar absorber plate, on the lower surface of solar absorber plate, be connected with thermal-arrest runner, thermal-arrest runner joins with water inlet pipe and outlet pipe through heat collector backboard; Between clear glass cover plate and heat collector backboard, be provided with the some support bars through solar absorber plate, on described heat collector frame, be provided with at least one circle expansion joint along frame surrounding.
2. solar energy evacuated flat plate collector according to claim 1, is characterized in that: between the lower end of every support bar and heat collector backboard, be provided with support supporting plate.
3. solar energy evacuated flat plate collector according to claim 1, is characterized in that: between the two ends up and down of support bar and heat collector backboard, clear glass cover plate, be provided with thermal insulation barriers.
4. solar energy evacuated flat plate collector according to claim 1, is characterized in that: described heat collector backboard is glass back plate, is provided with the second metal sealing frame in glass back plate and heat collector frame joint.
5. solar energy evacuated flat plate collector according to claim 1, is characterized in that: described solar absorber plate is provided with getter.
6. solar energy evacuated flat plate collector according to claim 5, is characterized in that: described getter is evaporable air-absorbing agent or nonevaporable getter.
7. solar energy evacuated flat plate collector according to claim 1, it is characterized in that: described thermal-arrest runner comprises the some arms that are arranged side by side, one end of some arms joins with water inlet collector, the other end and water outlet collector join, water inlet end and the water inlet pipe of water inlet collector join, and water side and the outlet pipe of water outlet collector join.
8. solar energy evacuated flat plate collector according to claim 1, is characterized in that: be provided with the Decorative frame joining with clear glass cover plate and heat collector backboard outward at heat collector frame.
9. solar energy evacuated flat plate collector according to claim 1, is characterized in that: the vacuum of described vacuum chamber is 10
2-10
-1pa.
10. solar energy evacuated flat plate collector according to claim 1, is characterized in that: described expansion joint is provided with 1-5 circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320781939.7U CN203605491U (en) | 2013-12-03 | 2013-12-03 | Solar vacuum flat plate collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320781939.7U CN203605491U (en) | 2013-12-03 | 2013-12-03 | Solar vacuum flat plate collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203605491U true CN203605491U (en) | 2014-05-21 |
Family
ID=50718161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320781939.7U Expired - Lifetime CN203605491U (en) | 2013-12-03 | 2013-12-03 | Solar vacuum flat plate collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203605491U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107339814A (en) * | 2017-07-20 | 2017-11-10 | 刘峰 | Evacuated solar collector |
-
2013
- 2013-12-03 CN CN201320781939.7U patent/CN203605491U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107339814A (en) * | 2017-07-20 | 2017-11-10 | 刘峰 | Evacuated solar collector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 222000 No. 199 Yingzhou South Road, Xinpu District, Lianyungang City, Jiangsu Province Patentee after: Sunrise Oriental Holdings Co.,Ltd. Address before: 222000 No. 199 Yingzhou South Road, Xinpu District, Lianyungang City, Jiangsu Province Patentee before: RICHU DONGFANG SOLAR ENERGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140521 |
|
| CX01 | Expiry of patent term |