CN101825347A - Solar heat collector - Google Patents
Solar heat collector Download PDFInfo
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- CN101825347A CN101825347A CN 201010182855 CN201010182855A CN101825347A CN 101825347 A CN101825347 A CN 101825347A CN 201010182855 CN201010182855 CN 201010182855 CN 201010182855 A CN201010182855 A CN 201010182855A CN 101825347 A CN101825347 A CN 101825347A
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- China
- Prior art keywords
- solar thermal
- collector
- heat
- air bag
- thermal collector
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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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Abstract
The invention relates to a solar heat collector, which comprises a sealed heat-collecting cavity, a heat-collecting plate and a heat transfer fluid tube, the heat-collecting plate and the heat transfer fluid tube are arranged in the sealed heat-collecting cavity, and the solar heat collector is characterized in that the solar heat collector also comprises an air bag communicated with the sealed heat-collecting cavity through an air duct. The solar heat collector has good mechanical stability and tightness in the process of actual use, the service life of the solar heat collector can be prolonged, and the faults of the solar heat collector in use are reduced.
Description
Technical field
The present invention relates to utilize the heat collector of solar energy, the flat plate collector of particularly a kind of stability and good heat preservation performance.
Background technology
But solar thermal collector has the partial installation of collecting efficiency high pressure-bearing, good looking appearance, can be used as building element and building fusion, product materials reproducible utilization rate advantages of higher, the solar thermal collector market in the rapid occupying power.But, solar thermal collector of the prior art remains in following weak point: solar thermal collector of the prior art is not made extra process substantially to the sealing of its frame, can there be convection current in the inside and outside air of heat collector because of hot respiration, cause the heat collector heat insulating ability not good, thermal loss is bigger; Occur dust easily and enter, make moist, cause the corrosion of thermal-arrest plate, influence service life and result of use.
And the disclosed a kind of totally enclosed flat-plate solar heat collector of Chinese patent literature CN101298942A, though it has the cavity of sealing; But there is following technological deficiency in this heat collector when reality is used: when sun-drenched the time, the thermal-arrest plate temperature raises, and when gases are heated, they expand for the cavity of the sealing of heat collector, and air pressure raises; Inadequate when sunlight, in for example overcast and rainy or evening, the thermal-arrest plate temperature reduces, and environmental stress is greater than the pressure in the cavity of the sealing of heat collector; Cause the inside and outside pressure difference of cavity of sealing of heat collector bigger thus, its mechanical stability and sealing are relatively poor when in use to make solar thermal collector, and the life-span reduces greatly, breaks down easily.
Summary of the invention
Technical problem to be solved by this invention is: the solar thermal collector of a kind of mechanical stability in actual use and good airproof performance is provided, prolongs the service life of solar thermal collector, reduce solar thermal collector fault in use.
The present invention is achieved through the following technical solutions: a kind of solar thermal collector, and comprise the sealing heat collector cavity, and be located at thermal-arrest plate and heat-conducting fluid pipeline in the described sealing heat collector cavity, also comprise air bag by wireway and the conducting of described sealing heat collector cavity.
Above-mentioned solar thermal collector, described wireway is provided with tube connector.
Above-mentioned solar thermal collector, described solar thermal collector is a flat-plate solar heat collector, glass cover-plate, glass film plates and the frame between described glass cover-plate and described glass film plates form described sealing heat collector cavity, be connected by fluid sealant between described glass cover-plate and the described frame and between described glass film plates and the described frame, a side of closing on described glass film plates in the described sealing heat collector cavity is provided with heat-insulation layer, and described heat-conducting fluid pipeline is arranged between described thermal-arrest plate and the described heat-insulation layer.
Above-mentioned solar thermal collector, described glass cover-plate are ultra-clear glasses.
Above-mentioned solar thermal collector, described air bag are the silicon rubber air bag, and described wireway is the silicon rubber wireway.
Above-mentioned solar thermal collector has drier in the described air bag.
Above-mentioned solar thermal collector, described air bag is arranged in the protective cover.
Above-mentioned solar thermal collector is filled with inert gas in the described sealing heat collector cavity.
Above-mentioned solar thermal collector, described air bag are spheroidal, cuboid, the square bodily form or the cylinder bodily form.。
Solar thermal collector of the present invention has following beneficial technical effects: can regulate internal pressure automatically by air bag when one, the pressure in the sealing heat collector cavity of solar thermal collector changes significantly, keep the balance of the sealing heat collector cavity inner and outer air pressure of heat collector, thereby guarantee that solar thermal collector has good mechanical stability and sealing.Two, owing to inside and outside the solar thermal collector exchange gas does not take place, the inert gas of inner filling can not leak, and serviceability is stable.Three, simple in structure, air bag and getter are changed easily, and lower cost and long service life are arranged.Four, low, the good heat preservation performance of cost, thermal efficiency height, internals anti-corrosion.
Description of drawings
Fig. 1 is the structural representation of solar thermal collector of the present invention;
Fig. 2 is that the A of solar thermal collector shown in Figure 1 is to structural representation;
Fig. 3 is the another kind of structural representation of solar thermal collector of the present invention;
Fig. 4 is the structural representation of the air bag of solar thermal collector of the present invention.
The 1-shell, the 2-heat-insulation layer, 3-thermal-arrest plate, the 4-glass cover-plate, 5-seals heat collector cavity, 6-heat-conducting fluid pipeline, 8-fluid sealant, 9-wireway, 10-tube connector, 11-air bag, 12-glass film plates, 13-frame.
Embodiment
As shown in Figure 3, the solar thermal collector of present embodiment comprises sealing heat collector cavity 5, and is located at thermal-arrest plate 3 and heat-conducting fluid pipeline 6 in the described sealing heat collector cavity 5, also comprises by the air bag 11 of wireway 9 with described sealing heat collector cavity 5 conductings.Described wireway 9 is provided with tube connector 10, can be divided into two sections to described wireway 9, described tube connector 10 has fluid sealant with the junction of described wireway 9, design is the convenience in order to make and to install like this, wherein can make one with described air bag 11 for one section, so that being connected and separating of described air bag 11 and solar thermal collector.Described solar thermal collector is a flat-plate solar heat collector, glass cover-plate 4, glass film plates 12 and the frame between described glass cover-plate 4 and described glass film plates 12 13 form described sealing heat collector cavity 5, be connected by fluid sealant 8 between described glass cover-plate 4 and the described frame 13 and between described glass film plates 12 and the described frame 13, a side of closing on described glass film plates 12 in the described sealing heat collector cavity 5 is provided with heat-insulation layer 2, and described heat-conducting fluid pipeline 6 is arranged between described thermal-arrest plate 3 and the described heat-insulation layer 2.Described glass cover-plate 4 is a ultra-clear glasses.Described air bag 11 is the silicon rubber air bag, and described wireway 9 is the silicon rubber wireway, and this material has elasticity and ageing resistance preferably, and good thermal adaptability is arranged, and can satisfy the needs of solar water heater.In the described air bag 11 drier is arranged, when the described capsule 11 of gas is damaged when need changing, only need to change described air bag 11 and get final product, do not need to change flat-plate solar collector, the effect of drier is the moisture in the absorption system after replacing, guarantees the drying of gas in the described sealing heat collector cavity 5.Described air bag 11 is arranged in the protective cover, protects described air bag 11 can not damage, and protective cover can or be difficult for impaired textile material with metal and make.Be filled with inert gas in the described sealing heat collector cavity 5.As shown in Figure 4, according to the installation site and the service condition of solar thermal collector, described air bag 11 is spheroidal, cuboid, the square bodily form or the cylinder bodily form.
Described wireway 9 all should seal with the junction of described frame 13, the junction of two sections described wireways 9.Described air bag 11 should flatten before installation, and the concrete condition of the shape of described air bag 11 and installation site solar thermal collector is determined; Easier and the architecture-integral of this all-glass solar thermal collector.Fig. 4 is the shape of several described air bags 11, and the big I of the volume of described air bag 11 is according to the amplitude of variation of ambient atmosphere pressure, utilize the equation of gas state to calculate after, or determined according to experiment.
When making, the flat-plate solar collector of present embodiment is installed, air pressure and external atmosphere pressure in the described sealing heat collector cavity 5 are approaching; After installing, when in use, because of effect of sunlight, described thermal-arrest plate 3 temperature raise, and when gases are heated, they expand in the described sealing heat collector cavity 5, and air pressure raises, and gas can be by described wireway 9 from described air bag 11 interior expansions of trend; When the sun sets, described thermal-arrest plate 3 temperature reduce, and environmental stress is during greater than the pressure in the described sealing heat collector cavity 5, and the gases in the described air bag 11 can flow back to described sealing heat collector cavity 5.This just can be avoided described sealing heat collector cavity 5 inside and outside formation than big pressure differential, thereby has guaranteed the structure of present embodiment flat-plate solar collector and stablizing of sealing.
The solar thermal collector of present embodiment changes traditional solar thermal collector into sealed work structuring by open work structuring, can regulate internal pressure automatically by described air bag 11, therefore the balance that keeps described sealing heat collector cavity 5 inner and outer air pressures has several advantages such as overall structure mechanical stability and good airproof performance, insulation, anti-condensation, anti-corrosion, long service life, low cost of manufacture.
As depicted in figs. 1 and 2, in the present embodiment, the shell 1 of solar thermal collector is to make by cutting, bending, welding with the almag plate, and full weld is adopted in welding, and is air tight to guarantee the weld seam sealing.Described glass cover-plate 4 is tempering ultra-clear glasses, and described glass cover-plate 4 covers on described shell 1 and with fluid sealant 8 and seals; Described heat-conducting fluid pipeline 6 passes the hole of described shell 1 side, and described heat-conducting fluid pipeline 6 and shell 1 are sealed and fixes by welding manner, and like this, heat collector inside just forms an airtight cavity.Described heat-insulation layer 2 is glass fibre cottons, every play insulation effect between described shell 1 and described thermal-arrest plate 3.One end of described wireway 9 is connected with described shell 1, and be communicated with described sealing heat collector cavity 5, the other end is communicated with described air bag 11, and described wireway 9 is divided into two sections, wherein can make one with described air bag 11 for one section, so that being connected and separating of described air bag 11 and solar thermal collector.The bigger described tube connector 10 of diameter is arranged between two sections described wireways 11, and described wireway 9 all should seal with the junction of the described shell 1 of solar thermal collector, the junction of two sections described wireways 11.Described air bag 11 should flatten before installation.Fig. 2 is the hole that the circulation pipe up and down of described heat-conducting fluid pipeline 6 passes described shell 1 side, and the heat that described thermal-arrest plate 3 produces is exported.
Claims (9)
1. solar thermal collector, comprise sealing heat collector cavity (5), and be located at described sealing heat collector cavity (5) interior thermal-arrest plate (3) and heat-conducting fluid pipeline (6), and it is characterized in that, also comprise by the air bag (11) of wireway (9) with described sealing heat collector cavity (5) conducting.
2. solar thermal collector according to claim 1 is characterized in that, described wireway (9) is provided with tube connector (10).
3. solar thermal collector according to claim 1, it is characterized in that, described solar thermal collector is a flat-plate solar heat collector, glass cover-plate (4), glass film plates (12) and be positioned at described glass cover-plate (4) and described glass film plates (12) between frame (13) form described sealing heat collector cavity (5), be connected by fluid sealant (8) between described glass cover-plate (4) and the described frame (13) and between described glass film plates (12) and the described frame (13), a side of closing on described glass film plates (12) in the described sealing heat collector cavity (5) is provided with heat-insulation layer (2), and described heat-conducting fluid pipeline (6) is arranged between described thermal-arrest plate (3) and the described heat-insulation layer (2).
4. solar thermal collector according to claim 3 is characterized in that, described glass cover-plate (4) is a ultra-clear glasses.
5. according to the arbitrary described solar thermal collector of claim 1 to 4, it is characterized in that described air bag (11) is the silicon rubber air bag, described wireway (9) is the silicon rubber wireway.
6. according to the arbitrary described solar thermal collector of claim 1 to 4, it is characterized in that described air bag has drier in (11).
7. according to the arbitrary described solar thermal collector of claim 1 to 4, it is characterized in that described air bag (11) is arranged in the protective cover.
8. according to the arbitrary described solar thermal collector of claim 1 to 4, it is characterized in that, be filled with inert gas in the described sealing heat collector cavity (5).
9. according to the arbitrary described solar thermal collector of claim 1 to 4, it is characterized in that described air bag (11) is spheroidal, cuboid, the square bodily form or the cylinder bodily form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010182855 CN101825347A (en) | 2010-05-21 | 2010-05-21 | Solar heat collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010182855 CN101825347A (en) | 2010-05-21 | 2010-05-21 | Solar heat collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101825347A true CN101825347A (en) | 2010-09-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010182855 Pending CN101825347A (en) | 2010-05-21 | 2010-05-21 | Solar heat collector |
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| CN (1) | CN101825347A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103411472A (en) * | 2013-07-12 | 2013-11-27 | 山东省北斗制冷设备有限公司 | Floating bucket water vapor condensation respirator |
| CN106595071A (en) * | 2016-12-17 | 2017-04-26 | 滨州市甲力太阳能科技有限公司 | Wall attachment type solar heat collecting plate |
| CN107508552A (en) * | 2017-09-19 | 2017-12-22 | 青海天创新能源科技有限公司 | A kind of photovoltaic plant scene component recessiveness defect detecting device darkroom |
| CN107906364A (en) * | 2017-11-18 | 2018-04-13 | 滨州市甲力太阳能科技有限公司 | Courage formula collection air bag |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4228790A (en) * | 1977-01-10 | 1980-10-21 | Davison Richard R | Solar heater |
| CN2563516Y (en) * | 2002-06-25 | 2003-07-30 | 吴庆茂 | Air expanding and shrinking regulator for solar water heater |
| CN2665619Y (en) * | 2003-11-17 | 2004-12-22 | 财团法人工业技术研究院 | Air-tight solar energy collector |
| CN101256031A (en) * | 2008-03-06 | 2008-09-03 | 张斌 | Plate type solar hollow heat collection strip |
| CN101298942A (en) * | 2008-05-28 | 2008-11-05 | 吴俊田 | Flat plate type solar heat collector |
| CN101403494A (en) * | 2008-11-14 | 2009-04-08 | 张国旺 | Novel multi-function water-heater |
| CN201242304Y (en) * | 2008-06-24 | 2009-05-20 | 欧阳宝武 | Medium-addition-free type gasbag respirator for low-voltage heat exchange system |
-
2010
- 2010-05-21 CN CN 201010182855 patent/CN101825347A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4228790A (en) * | 1977-01-10 | 1980-10-21 | Davison Richard R | Solar heater |
| CN2563516Y (en) * | 2002-06-25 | 2003-07-30 | 吴庆茂 | Air expanding and shrinking regulator for solar water heater |
| CN2665619Y (en) * | 2003-11-17 | 2004-12-22 | 财团法人工业技术研究院 | Air-tight solar energy collector |
| CN101256031A (en) * | 2008-03-06 | 2008-09-03 | 张斌 | Plate type solar hollow heat collection strip |
| CN101298942A (en) * | 2008-05-28 | 2008-11-05 | 吴俊田 | Flat plate type solar heat collector |
| CN201242304Y (en) * | 2008-06-24 | 2009-05-20 | 欧阳宝武 | Medium-addition-free type gasbag respirator for low-voltage heat exchange system |
| CN101403494A (en) * | 2008-11-14 | 2009-04-08 | 张国旺 | Novel multi-function water-heater |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103411472A (en) * | 2013-07-12 | 2013-11-27 | 山东省北斗制冷设备有限公司 | Floating bucket water vapor condensation respirator |
| CN106595071A (en) * | 2016-12-17 | 2017-04-26 | 滨州市甲力太阳能科技有限公司 | Wall attachment type solar heat collecting plate |
| CN106595071B (en) * | 2016-12-17 | 2018-10-23 | 滨州市甲力太阳能科技有限公司 | Wall-attachment solar heat-collection plate |
| CN107508552A (en) * | 2017-09-19 | 2017-12-22 | 青海天创新能源科技有限公司 | A kind of photovoltaic plant scene component recessiveness defect detecting device darkroom |
| CN107508552B (en) * | 2017-09-19 | 2023-11-14 | 青海天创新能源科技有限公司 | Darkroom of hidden defect detection device for photovoltaic power station field assembly |
| CN107906364A (en) * | 2017-11-18 | 2018-04-13 | 滨州市甲力太阳能科技有限公司 | Courage formula collection air bag |
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Application publication date: 20100908 |