CN201034388Y - Vacuum glass plate solar collector - Google Patents

Vacuum glass plate solar collector Download PDF

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Publication number
CN201034388Y
CN201034388Y CNU2007200359378U CN200720035937U CN201034388Y CN 201034388 Y CN201034388 Y CN 201034388Y CN U2007200359378 U CNU2007200359378 U CN U2007200359378U CN 200720035937 U CN200720035937 U CN 200720035937U CN 201034388 Y CN201034388 Y CN 201034388Y
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CN
China
Prior art keywords
vacuum glass
glass plate
type solar
plate type
thermal collector
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Expired - Fee Related
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CNU2007200359378U
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Chinese (zh)
Inventor
刘元生
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刘元生
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Priority to CNU2007200359378U priority Critical patent/CN201034388Y/en
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Publication of CN201034388Y publication Critical patent/CN201034388Y/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems

Abstract

A vacuum glass plate type solar energy collector comprises a heat insulating box body which is provided with a transparent heat insulating vacuum glass cover plate connecting in a sealed way therewith, the lower part of the transparent heat insulating vacuum glass cover plate is provided with a solar energy absorbing and heat collecting layer, water storage cavity is arranged in the heat insulating box body, on which an inlet pipe and an outlet pipe are respectively arranged connecting with the water storage cavity; the utility model has advantages of simple structure, convenient utilization and installation, process conditions for mass production, low producing cost, the effective area of the utility mode is 1.5-2.5 times as much as that of the existing vacuum glass plate type solar energy collector, and the heat loss coefficient is 0.5 W/ mz. k, which is 11 times lower than that of the existing vacuum glass plate type solar energy collector; and the heat efficiency is up to 65%, and the working temperature is up to 60-90 DEG C; the utility model can be used all year round and can wok normally under minus 30 DEG C.

Description

A kind of vacuum glass plate type solar thermal collector
Technical field
The utility model relates to a kind of solar thermal collector, particularly a kind of vacuum glass plate type solar thermal collector.
Technical background
On the solar thermal collector market,, mainly can be divided into board-like and tubular type at present by its structural shape; By its operation principle, can be divided into directly-heated type and heat pipe-type.They have separately advantage and shortcoming respectively: 1, ordinary flat formula heat collector, cover plate are the single-glass plate, and effective area is big, cost is low.Since direct contact environment atmosphere, the heat loss coefficient height, and can't use icing season, can only be used for the torrid areas.2, all-glass vacuum tube type solar thermal collector, because vacuum layer separates heat collector and atmosphere, heat loss coefficient is low, but the four seasons use, but leak water in the pipe, when sunlight was arranged, blank pipe temperature height easily burst, can not pressure-bearing, the thermal-collecting tube volume is big, is arranged with the gap, and effectively collector area is little, the manufacturing process complexity, the cost height.3, heat-tube vacuum tubular type heat collector is adopting heat pipes for heat transfer, and is sealed in the vacuum tube, pipe explosion, and system's pressure-bearing height, the thermal efficiency is higher, but four seasons use exists volume big equally, is arranged with the gap, and effective area is little, shortcomings such as manufacturing cost height.Though vacuum tube collector has the remarkable thermal efficiency, can be in higher warm area operation, but huge because of profile, member is complicated, to be people utilizing a good hope of being conceived aspect the solar energy for solar energy and architecture-integral, the solar vacuum tube acting water heater but can not combine with building is good.
Summary of the invention
Technical problem to be solved in the utility model is at the deficiencies in the prior art, and hot merit conversion efficiency height in a kind of simple in structure, unit are, vacuum glass plate type solar thermal collector that thermal losses is few are provided.
Technical problem to be solved in the utility model is to realize by following technical scheme.The utility model is a kind of vacuum glass plate type solar thermal collector, be characterized in, it comprises the insulation casing, and the insulation casing is provided with the transparent heat-insulated vacuum glass cover plate that is sealed connection with it, is provided with solar absorption thermal-arrest layer below transparent heat-insulated vacuum glass cover plate; Be provided with storage chamber in the described insulation casing, be respectively equipped with the outlet pipe and the water inlet pipe that are communicated with storage chamber on the insulation casing.
Technical problem to be solved in the utility model can also further realize by following technical scheme.Above-described vacuum glass plate type solar thermal collector is characterized in, described transparent heat-insulated vacuum glass cover plate is the vacuum glass that is provided with single vacuum layer, for being provided with the vacuum glass of two vacuum layer, perhaps is the doubling vacuum glass perhaps.
Technical problem to be solved in the utility model can also further realize by following technical scheme.Above-described vacuum glass plate type solar thermal collector is characterized in, described transparent heat-insulated vacuum glass cover plate is that light transmittance is the integral panels of 80-90%.
Technical problem to be solved in the utility model can also further realize by following technical scheme.Above-described vacuum glass plate type solar thermal collector is characterized in, described insulation casing is made of inwall, outer wall and the foaming layer that is located between the inner and outer wall, and inner and outer wall adopts metal or plastics one time punching molded.
Technical problem to be solved in the utility model can also further realize by following technical scheme.Above-described vacuum glass plate type solar thermal collector is characterized in, described foaming layer is foamed polyurethane layer or pitch polyurethane layer.
Technical problem to be solved in the utility model can also further realize by following technical scheme.Above-described vacuum glass plate type solar thermal collector is characterized in, the thickness of described foaming layer is 30-70mm.
Technical problem to be solved in the utility model can also further realize by following technical scheme.Above-described vacuum glass plate type solar thermal collector is characterized in, the thermal conductivity factor of described foaming layer is 0.019-0.03W/m.k.
Technical problem to be solved in the utility model can also further realize by following technical scheme.Above-described vacuum glass plate type solar thermal collector is characterized in, is provided with in the storage chamber of insulation casing laterally and the deep floor that vertically is provided with.
Technical problem to be solved in the utility model can also further realize by following technical scheme.Above-described vacuum glass plate type solar thermal collector is characterized in that described deep floor is provided with the limbers.
Technical problem to be solved in the utility model can also further realize by following technical scheme.Above-described vacuum glass plate type solar thermal collector, be characterized in, described solar absorption thermal-arrest layer is made for adopting metal or plastic foil, and forms at its sunny slope coating or sputter heat absorbing coating, and described heat absorbing coating is black coating or selective absorption film; Perhaps described solar absorption thermal-arrest layer is for directly being coated in the coating that forms on the insulation cabinet wall.
The utility model and the following advantage that the utlity model has through further designing:
1, it is simple in structure, and is easy to install and use, and the manufacturing process simple possible possesses the process conditions of large-scale production, and manufacturing cost is relatively low;
2, effective area than the big 1.5-2.5 of existing glass-vacuum tube heat collector doubly;
3, heat loss coefficient reaches 0.5W/mZ.K, than low about 12 times of general ordinary flat heat collector heat loss coefficient (10W/mZ.K);
4, thermal efficiency height can reach 65%, and operating temperature can reach 60-90 ℃;
5, can annually use, and can be one 30 ℃ of down normal operations.
Description of drawings
Fig. 1 is a kind of sectional structure schematic diagram of the present utility model.
Fig. 2 is an another kind of sectional structure schematic diagram of the present utility model.
The specific embodiment
Embodiment 1.With reference to Fig. 1, Fig. 2.A kind of vacuum glass plate type solar thermal collector, it comprises insulation casing 1, insulation casing 1 is provided with the transparent heat-insulated vacuum glass cover plate 2 that is sealed connection with it, is provided with solar absorption thermal-arrest layer 3 below transparent heat-insulated vacuum glass cover plate 2; Be provided with storage chamber in the described insulation casing 1, be respectively equipped with the outlet pipe and the water inlet pipe that are communicated with storage chamber on the insulation casing 1.
Embodiment 2.In embodiment 1, described transparent heat-insulated vacuum glass cover plate 2 is for being provided with the vacuum glass of single vacuum layer.
Embodiment 3.In embodiment 1, described transparent heat-insulated vacuum glass cover plate 2 is for being provided with the vacuum glass of two vacuum layer.
Embodiment 4.In embodiment 1, described transparent heat-insulated vacuum glass cover plate 2 is the doubling vacuum glass.
Embodiment 5.In any one described vacuum glass plate type solar thermal collector, described transparent heat-insulated vacuum glass cover plate 2 is that light transmittance is 80% integral panels in embodiment 1-4.
Embodiment 6.In any one described vacuum glass plate type solar thermal collector, described transparent heat-insulated vacuum glass cover plate 2 is that light transmittance is 90% integral panels in embodiment 1-4.
Embodiment 7.In any one described vacuum glass plate type solar thermal collector, described transparent heat-insulated vacuum glass cover plate 2 is that light transmittance is 85% integral panels in embodiment 1-4.
Embodiment 8.In embodiment 1-7 in any one described vacuum glass plate type solar thermal collector, described insulation casing 1 is made of inwall, outer wall and the foaming layer that is located between the inner and outer wall, and inner and outer wall adopts metal or plastics one time punching molded.
Embodiment 9.In embodiment 8, described foaming layer is a foamed polyurethane layer.
Embodiment 10.In embodiment 8, described foaming layer is a pitch polyurethane layer.
Embodiment 11.In embodiment 8 or 9 or 10, the thickness of described foaming layer is 30mm.
Embodiment 12.In embodiment 8 or 9 or 10, the thickness of described foaming layer is 70mm.
Embodiment 13.In embodiment 8 or 9 or 10, the thickness of described foaming layer is 50mm.
Embodiment 14.In embodiment 8 or 9 or 10, the thermal conductivity factor of described foaming layer is 0.019W/m.k.
Embodiment 15.In embodiment 8 or 9 or 10, the thermal conductivity factor of described foaming layer is 0.03W/m.k.
Embodiment 16.In embodiment 8 or 9 or 10, the thermal conductivity factor of described foaming layer is 0.025W/m.k.
Embodiment 17.In embodiment 1-16, in any one described vacuum glass plate type solar thermal collector, in the storage chamber of insulation casing 1, be provided with the deep floor of horizontally set.
Embodiment 18.In embodiment 1-16, in any one described vacuum glass plate type solar thermal collector, in the storage chamber of insulation casing 1, be provided with the deep floor of vertical setting.
Embodiment 19.In embodiment 1-16, in any one described vacuum glass plate type solar thermal collector, in the storage chamber of insulation casing 1, be provided with laterally and the deep floor that vertically is provided with.
Embodiment 20.In embodiment 17 or 18 or 19, described deep floor is provided with the limbers.
Embodiment 21.With reference to Fig. 1.In embodiment 1-20 in any one described vacuum glass plate type solar thermal collector, described solar absorption thermal-arrest layer 3 is made for adopting metal or plastic foil, and form at the coating of its sunny slope or sputter heat absorbing coating, described heat absorbing coating is black coating or selective absorption film.
Embodiment 22.With reference to Fig. 2.In any one described vacuum glass plate type solar thermal collector, described solar absorption thermal-arrest layer 3 is for directly being coated in the coating that forms on insulation casing 1 inwall in embodiment 1-20.

Claims (10)

1. vacuum glass plate type solar thermal collector, it is characterized in that, it comprises insulation casing (1), insulation casing (1) is provided with the transparent heat-insulated vacuum glass cover plate (2) that is sealed connection with it, is provided with solar absorption thermal-arrest layer (3) in transparent heat-insulated vacuum glass cover plate (2) below; Be provided with storage chamber in the described insulation casing (1), be respectively equipped with outlet pipe and the water inlet pipe that is communicated with storage chamber on the insulation casing (1).
2. vacuum glass plate type solar thermal collector according to claim 1, it is characterized in that, described transparent heat-insulated vacuum glass cover plate (2) for being provided with the vacuum glass of two vacuum layer, perhaps is the doubling vacuum glass perhaps for being provided with the vacuum glass of single vacuum layer.
3. vacuum glass plate type solar thermal collector according to claim 1 and 2 is characterized in that, described transparent heat-insulated vacuum glass cover plate (2) is that light transmittance is the integral panels of 80-90%.
4. vacuum glass plate type solar thermal collector according to claim 1 and 2, it is characterized in that, described insulation casing (1) is made of inwall, outer wall and the foaming layer that is located between the inner and outer wall, and inner and outer wall adopts metal or plastics one time punching molded.
5. vacuum glass plate type solar thermal collector according to claim 4 is characterized in that, described foaming layer is foamed polyurethane layer or pitch polyurethane layer.
6. vacuum glass plate type solar thermal collector according to claim 4 is characterized in that, the thickness of described foaming layer is 30-70mm.
7. vacuum glass plate type solar thermal collector according to claim 4 is characterized in that, the thermal conductivity factor of described foaming layer is 0.019-0.03W/m.k.
8. vacuum glass plate type solar thermal collector according to claim 1 and 2 is characterized in that, is provided with in the storage chamber of insulation casing (1) laterally and the deep floor that vertically is provided with.
9. vacuum glass plate type solar thermal collector according to claim 8 is characterized in that described deep floor is provided with the limbers.
10. vacuum glass plate type solar thermal collector according to claim 1 and 2, it is characterized in that, described solar absorption thermal-arrest layer (3) is made for adopting metal or plastic foil, and form at the coating of its sunny slope or sputter heat absorbing coating, described heat absorbing coating is black coating or selective absorption film; Perhaps described solar absorption thermal-arrest layer (3) is for directly being coated in the coating that forms on insulation casing (1) inwall.
CNU2007200359378U 2007-04-10 2007-04-10 Vacuum glass plate solar collector Expired - Fee Related CN201034388Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007200359378U CN201034388Y (en) 2007-04-10 2007-04-10 Vacuum glass plate solar collector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007200359378U CN201034388Y (en) 2007-04-10 2007-04-10 Vacuum glass plate solar collector

Publications (1)

Publication Number Publication Date
CN201034388Y true CN201034388Y (en) 2008-03-12

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102086685A (en) * 2010-12-09 2011-06-08 深圳市建筑科学研究院有限公司 Solar tile board device and installation method thereof
CN102171529A (en) * 2008-06-07 2011-08-31 拜尔材料科学股份公司 Polyurethane coatings for thermally regulating and the use thereof
CN101591964B (en) * 2008-05-29 2012-09-05 淄博环能海臣环保技术服务有限公司 Heat insulating and supplying building material component taking glass vacuum tube as heat insulating layer of heat insulation diffuser
CN101591950B (en) * 2008-05-29 2012-10-10 淄博环能海臣环保技术服务有限公司 Plate type heat collecting building material component taking glass vacuum tube chain plate as heat insulation diffuser
CN106288434A (en) * 2015-05-28 2017-01-04 青岛经济技术开发区海尔热水器有限公司 Flat-plate solar collector and flat plate solar water heater

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101591964B (en) * 2008-05-29 2012-09-05 淄博环能海臣环保技术服务有限公司 Heat insulating and supplying building material component taking glass vacuum tube as heat insulating layer of heat insulation diffuser
CN101591950B (en) * 2008-05-29 2012-10-10 淄博环能海臣环保技术服务有限公司 Plate type heat collecting building material component taking glass vacuum tube chain plate as heat insulation diffuser
CN102171529A (en) * 2008-06-07 2011-08-31 拜尔材料科学股份公司 Polyurethane coatings for thermally regulating and the use thereof
CN102086685A (en) * 2010-12-09 2011-06-08 深圳市建筑科学研究院有限公司 Solar tile board device and installation method thereof
CN102086685B (en) * 2010-12-09 2013-03-06 深圳市建筑科学研究院有限公司 Solar tile board device and installation method thereof
CN106288434A (en) * 2015-05-28 2017-01-04 青岛经济技术开发区海尔热水器有限公司 Flat-plate solar collector and flat plate solar water heater

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C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080312