CN103528243B - Temperature Control Type glass heat pipe - Google Patents
Temperature Control Type glass heat pipe Download PDFInfo
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- CN103528243B CN103528243B CN201210232713.1A CN201210232713A CN103528243B CN 103528243 B CN103528243 B CN 103528243B CN 201210232713 A CN201210232713 A CN 201210232713A CN 103528243 B CN103528243 B CN 103528243B
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- thermal
- interior pipe
- induced deformation
- temperature control
- heat pipe
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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
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Abstract
The present invention is a kind of Temperature Control Type glass heat pipe, comprise cover glass tube and interior pipe, described interior pipe lower end is collecting end of heat, upper end is condensation end, support is had at the condensation end internal fixtion of described interior pipe, described support is connected with the thermal-induced deformation sheet that at least two panels material is thermo bimetal or memory metal downwards, the lower end of the two panels thermal-induced deformation sheet of arbitrary neighborhood is mutually overlapping, make the lower end of all thermal-induced deformation sheets superimposed formation horn mouth successively, described horn mouth leaves gap at normal temperatures and between the inwall of described interior pipe.Glass heat pipe occur overheated in, described horn mouth is expanded to and touches with the inwall of described interior pipe, make to be condensed into liquid described working medium and can not be back to collecting end of heat along the inwall of described interior pipe, but the horn mouth formed by described thermal-induced deformation sheet retain, along with the working medium of the collecting end of heat being back to described interior pipe is fewer and feweri, the heat that described glass heat pipe absorbs is also fewer and feweri, thus can avoid the infringement that system overheat causes.
Description
Technical field
The present invention relates to a kind of solar heat-collection tubular construction, particularly a kind of all-glass heat tube type evacuated solar collector tube.
Background technology
All-glass heat tube type evacuated solar collector tube (referred to as glass heat pipe), as the crucial heat absorbing element of solar water heating system, is the important component part of solar water heating system.All-glass heat tube type evacuated solar collector tube is primarily of cover glass tube and form with pipe in coating for selective absorption.This thermal-collecting tube, when there being sunlight, being easy to absorb solar energy, and being converted into heat energy and being delivered in heat reservoir.
But when above-mentioned solar water heating system, because of some reason, when the continuous a few days does not operate, solar collector pipe constantly absorbs solar energy, and is converted into heat energy.Be easy to like this make system overheat, even cause system failure because of overheated.
In view of the above problems, need to design a kind of all-glass heat tube type evacuated solar collector tube with controllable temperature function.
Summary of the invention
For the deficiencies in the prior art, the object of the invention is to: a kind of Temperature Control Type glass heat pipe is provided, avoid glass heat pipe due to overheated and damage.
For achieving the above object, the technical solution used in the present invention is:
A kind of Temperature Control Type glass heat pipe, described glass heat pipe comprises cover glass tube and interior pipe, described interior pipe lower end is collecting end of heat, upper end is condensation end, it is characterized in that: have support at the condensation end internal fixtion of described interior pipe, described support is connected with the thermal-induced deformation sheet that at least two panels material is thermo bimetal or memory metal downwards, the lower end of the two panels thermal-induced deformation sheet of arbitrary neighborhood is mutually overlapping, make the lower end of all thermal-induced deformation sheets superimposed formation horn mouth successively, described horn mouth leaves gap at normal temperatures and between the inwall of described interior pipe.
In preferred Temperature Control Type glass heat pipe: described support is the circular ring plate of metal material, and its outer circumferential side is adhered on described condensation end by high-temp glue and fixes, and its inner circumferential side is connected with described thermal-induced deformation sheet downwards.
In preferred Temperature Control Type glass heat pipe: the material of described support is copper, aluminium or stainless steel.
In preferred Temperature Control Type glass heat pipe: the upper end of described thermal-induced deformation sheet is narrower, lower end is wider, between the upper end of the two panels thermal-induced deformation sheet of arbitrary neighborhood, be formed with space.
In preferred Temperature Control Type glass heat pipe: described thermal-induced deformation sheet is fixing on the bracket by welding, mode that is bonding or inlay card.
In preferred Temperature Control Type glass heat pipe: the gap between the inwall of described horn mouth and described interior pipe is 1 ~ 3mm.
In preferred Temperature Control Type glass heat pipe: described cover glass tube is by a ring seal mouth and described interior pipe welding, and described horn mouth is positioned at above or below described ring seal mouth.
In preferred Temperature Control Type glass heat pipe: be provided with at least two group thermal-induced deformation sheets in the condensation end of described interior pipe.
In preferred Temperature Control Type glass heat pipe: be provided with two groups of thermal-induced deformation sheets in the condensation end of described interior pipe, wherein the horn mouth of one group of thermal-induced deformation sheet formation is positioned at the top of described ring seal mouth, and the horn mouth that another group thermal-induced deformation sheet is formed is positioned at the below of described ring seal mouth.
Compared with prior art, the beneficial effect that the present invention has is: reach design temperature (can be set as a certain temperature value in 80 ~ 100 DEG C) once environment temperature residing for thermal-induced deformation sheet, the horn mouth that described thermal-induced deformation sheet is formed is expanded to and touches with the inwall of described interior pipe, thus, be condensed into liquid described working medium and can not be back to collecting end of heat along the inwall of described interior pipe, but the horn mouth formed by described thermal-induced deformation sheet retain, along with the working medium of the collecting end of heat being back to described interior pipe is fewer and feweri, the heat that described glass heat pipe absorbs is also fewer and feweri, thus the infringement that system overheat causes can be avoided.Once the temperature of environment residing for thermal-induced deformation sheet is lower than described design temperature, then the horn mouth that described thermal-induced deformation sheet is formed bounces back, and working medium is refluxed, to continue cycle heat exchange process.
Accompanying drawing explanation
Fig. 1 is Temperature Control Type glass heat pipe provided by the invention longitudinal sectional structure chart at normal temperatures;
Fig. 2 is Temperature Control Type glass heat pipe provided by the invention longitudinal sectional structure chart in overheat conditions;
Fig. 3 is the combining structure schematic diagram of ring support provided by the invention and thermal-induced deformation sheet;
Fig. 4 is the structural representation after wherein a slice thermal-induced deformation sheet being separated from ring support in the present invention;
Fig. 5 is another kind of Temperature Control Type glass heat pipe provided by the invention longitudinal sectional structure chart under normal conditions;
Fig. 6 is another Temperature Control Type glass heat pipe provided by the invention longitudinal sectional structure chart under normal conditions;
Fig. 7 is another Temperature Control Type glass heat pipe provided by the invention longitudinal sectional structure chart under normal conditions.
Detailed description of the invention
Provided by the invention a kind of Temperature Control Type glass heat pipe as shown in Figure 1, described glass heat pipe comprises cover glass tube 1 and interior pipe 2, described interior pipe 2 lower end is collecting end of heat, upper end is condensation end 3, the working medium 4 of heat absorption is inserted in the collecting end of heat of described interior pipe 2, described cover glass tube 1 is by a ring seal mouth 5 and the welding of described interior pipe 2, and form vacuum interlayer 6 between the collecting end of heat of described cover glass tube 1 and described interior pipe 2, getter 8 is fixed with clip 7 in described vacuum interlayer 6, when sunlight is radiated in the collecting end of heat of described interior pipe 2 through described cover glass tube 1, described working medium 4 will be made to be subject to thermal evaporation and to be evaporated to condensation end 3, working medium 4 after gasification is again condensed into liquid state after condensation end 3 release heat of described interior pipe 2, and be back to collecting end of heat along the inwall of described interior pipe 2, so constantly circulation, hot linked heat reservoir transfer of heat is led to described condensation end 3.Said structure is prior art.
And cause heat reservoir damage or cause glass heat pipe to damage to prevent described interior pipe 2 from excessively absorbing heat, shown in composition graphs 1 ~ Fig. 4, the present invention is at condensation end 3 internal fixtion support 10 of described interior pipe 2, described support 10 can be that metal material is (as copper, aluminium or stainless steel) circular ring plate, its outer circumferential side is adhered on described condensation end 3 by high-temp glue and fixes, its inner circumferential side is then connected with at least two panels thermal-induced deformation sheet 11(optional heat bimetallic material or memory metal material downwards, welding can be adopted, mode that is bonding or inlay card is fixed on described support 10), the upper end of described thermal-induced deformation sheet 11 is narrower, lower end is wider, space 111 is formed between the upper end of the two panels thermal-induced deformation sheet 11 of arbitrary neighborhood, and the lower end of the two panels thermal-induced deformation sheet 11 of arbitrary neighborhood mutually overlapping 112, lower end superimposed formation horn mouth 12 successively of all thermal-induced deformation sheets 11, described horn mouth 12 at normal temperatures and leave gap (described gap is preferably 1 ~ 3mm) between the inwall of described interior pipe 2.
Design temperature (a certain temperature value in 80 ~ 100 DEG C can be set as) is reached once environment temperature residing for thermal-induced deformation sheet 11, as shown in Figure 2, the horn mouth 12 that described thermal-induced deformation sheet 11 is formed is expanded to and touches with the inwall of described interior pipe 2, thus, be condensed into liquid described working medium 4 and can not be back to collecting end of heat along the inwall of described interior pipe 2, but retain by described horn mouth 12, along with the working medium 4 of the collecting end of heat being back to described interior pipe 2 is fewer and feweri, the heat that described glass heat pipe absorbs is also fewer and feweri, thus the infringement that system overheat causes can be avoided.Once the temperature of environment residing for thermal-induced deformation sheet 11 is lower than described design temperature, then described horn mouth 12 bounces back, and working medium 4 is refluxed, to continue cycle heat exchange process.
So, the present invention by arranging thermal-induced deformation sheet in pipe 2 in glass heat pipe, realizes retaining and decontroling working medium 4 under design temperature, realizes the object of glass heat pipe controllable temperature.
In above-described embodiment, the condensation end 3 of described interior pipe 2 is identical with the diameter of the collecting end of heat of interior pipe 2, and as shown in Figure 5, the condensation end 3 of described interior pipe 2 is identical with the diameter of described cover glass tube 1, as in the case, the object of controllable temperature can be reached equally by arranging described thermal-induced deformation sheet 11 in the condensation end 3 of described interior pipe 2.
In the embodiment shown in Fig. 1, Fig. 5, the horn mouth 12 that described thermal-induced deformation sheet 11 is formed all is positioned at above described ring seal mouth 5, and as shown in Figure 6, when the condensation end 3 of described interior pipe 2 is identical with the diameter of the collecting end of heat of interior pipe 2, the horn mouth 12 that described thermal-induced deformation sheet 11 is formed also can be positioned at below described ring seal mouth 5, and such structure can reach the object of controllable temperature equally.
In the guidance of the embodiment shown in Fig. 6, those skilled in the art are easy to expect that the thermal-induced deformation sheet 11 by Fig. 5 moves down, the horn mouth 12 making it form also is positioned at the below of described ring seal mouth 5, and fixes a ring seal mouth support ring 13 at described interior pipe 2 corresponding on the outer wall at described horn mouth 12 place.
As shown in Figure 7, it is then yet another embodiment of the present invention, it is for reaching better temperature control effect, in described interior pipe 2, be provided with two groups of thermal-induced deformation sheet 11(horn mouth 12 that wherein one group of thermal-induced deformation sheet 11 is formed is positioned at above described ring seal mouth 5, and the horn mouth 12 that another group thermal-induced deformation sheet 11 is formed is positioned at the below of described ring seal mouth 5).Certainly, according to actual needs, three groups or more groups of thermal-induced deformation sheets 11 can also be provided with in described interior pipe 2.
In above-mentioned all embodiments, each quantity organizing described thermal-induced deformation sheet 11 can be two, three, four ... ten or more, can determine according to actual conditions.
Heat-pipe working medium 4 cumulative volume be glass heat pipe cavity volume 0.1 ‰ ~ 10% between, general optimum performance is between 0.5 ‰ ~ 8.0 ‰.
Liquid refrigerant 4 in solid-liquid working medium bag can be water, acid, alkali, salt, alcohol, ether, ketone chemical substance or its mixture;
As required, condensation end 3 length is 1% ~ 40% of thermal-collecting tube total length;
As required, condensation end 3 diameter is 5% ~ 100% of cover glass tube 1 diameter;
More than illustrate just illustrative for the purpose of the present invention; and nonrestrictive, those of ordinary skill in the art understand, when not departing from the spirit and scope that claim limits; many amendments, change or equivalence can be made, but all will fall within protection scope of the present invention.
Claims (8)
1. a Temperature Control Type glass heat pipe, described glass heat pipe comprises cover glass tube and interior pipe, described interior pipe lower end is collecting end of heat, upper end is condensation end, it is characterized in that: have support at the condensation end internal fixtion of described interior pipe, described support is connected with the thermal-induced deformation sheet that at least two panels material is thermo bimetal or memory metal downwards, the upper end of described thermal-induced deformation sheet is narrower, lower end is wider, space is formed between the upper end of the two panels thermal-induced deformation sheet of arbitrary neighborhood, the lower end of the two panels thermal-induced deformation sheet of arbitrary neighborhood is mutually overlapping, make the lower end of all thermal-induced deformation sheets superimposed formation horn mouth successively, described horn mouth leaves gap at normal temperatures and between the inwall of described interior pipe.
2. Temperature Control Type glass heat pipe according to claim 1, is characterized in that: described support is the circular ring plate of metal material, and its outer circumferential side is adhered on described condensation end by high-temp glue and fixes, and its inner circumferential side is connected with described thermal-induced deformation sheet downwards.
3. Temperature Control Type glass heat pipe according to claim 2, is characterized in that: the material of described support is copper, aluminium or stainless steel.
4. Temperature Control Type glass heat pipe according to claim 1, is characterized in that: described thermal-induced deformation sheet is fixing on the bracket by welding, mode that is bonding or inlay card.
5. Temperature Control Type glass heat pipe according to claim 1, is characterized in that: the gap between the inwall of described horn mouth and described interior pipe is 1 ~ 3mm.
6. Temperature Control Type glass heat pipe according to claim 1, is characterized in that: described cover glass tube is by a ring seal mouth and described interior pipe welding, and described horn mouth is positioned at above or below described ring seal mouth.
7. Temperature Control Type glass heat pipe according to claim 1, is characterized in that: in the condensation end of described interior pipe, be provided with at least two group thermal-induced deformation sheets.
8. Temperature Control Type glass heat pipe according to claim 1, it is characterized in that: described cover glass tube is by a ring seal mouth and described interior pipe welding, two groups of thermal-induced deformation sheets are provided with in the condensation end of described interior pipe, wherein the horn mouth of one group of thermal-induced deformation sheet formation is positioned at the top of described ring seal mouth, and the horn mouth that another group thermal-induced deformation sheet is formed is positioned at the below of described ring seal mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210232713.1A CN103528243B (en) | 2012-07-05 | 2012-07-05 | Temperature Control Type glass heat pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210232713.1A CN103528243B (en) | 2012-07-05 | 2012-07-05 | Temperature Control Type glass heat pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103528243A CN103528243A (en) | 2014-01-22 |
| CN103528243B true CN103528243B (en) | 2015-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210232713.1A Active CN103528243B (en) | 2012-07-05 | 2012-07-05 | Temperature Control Type glass heat pipe |
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| Country | Link |
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| CN (1) | CN103528243B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333646A (en) * | 2015-12-03 | 2016-02-17 | 北京越洋高科节能技术有限公司 | Solar heat collector and work method thereof |
| CN106839839B (en) * | 2017-01-19 | 2022-11-22 | 云南丰普科技有限公司 | Heat conduction element |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU756177A2 (en) * | 1976-10-18 | 1980-08-15 | Kz Aviatsion Inst Tupoleva | Heat pipe |
| SU1151811A1 (en) * | 1983-11-11 | 1985-04-23 | Северо-Западное отделение Всесоюзного научно-исследовательского и проектно-конструкторского института "ВНИПИэнергопром" | Gravity heat pipe |
| CN2757028Y (en) * | 2004-12-10 | 2006-02-08 | 北京清华阳光能源开发有限责任公司 | Full glass vacuum solar heat collecting tube |
| CN2775587Y (en) * | 2004-12-10 | 2006-04-26 | 北京清华阳光太阳能设备有限责任公司 | Heat pipe |
| CN2835752Y (en) * | 2005-06-13 | 2006-11-08 | 北京清华阳光太阳能设备有限责任公司 | Temperature control valve |
| CN201463362U (en) * | 2009-07-07 | 2010-05-12 | 北京清华阳光能源开发有限责任公司 | All-glass evacuated solar collector tube |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5685656A (en) * | 1979-12-14 | 1981-07-11 | Sanyo Electric Co Ltd | Solar heat collector |
-
2012
- 2012-07-05 CN CN201210232713.1A patent/CN103528243B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU756177A2 (en) * | 1976-10-18 | 1980-08-15 | Kz Aviatsion Inst Tupoleva | Heat pipe |
| SU1151811A1 (en) * | 1983-11-11 | 1985-04-23 | Северо-Западное отделение Всесоюзного научно-исследовательского и проектно-конструкторского института "ВНИПИэнергопром" | Gravity heat pipe |
| CN2757028Y (en) * | 2004-12-10 | 2006-02-08 | 北京清华阳光能源开发有限责任公司 | Full glass vacuum solar heat collecting tube |
| CN2775587Y (en) * | 2004-12-10 | 2006-04-26 | 北京清华阳光太阳能设备有限责任公司 | Heat pipe |
| CN2835752Y (en) * | 2005-06-13 | 2006-11-08 | 北京清华阳光太阳能设备有限责任公司 | Temperature control valve |
| CN201463362U (en) * | 2009-07-07 | 2010-05-12 | 北京清华阳光能源开发有限责任公司 | All-glass evacuated solar collector tube |
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| Publication number | Publication date |
|---|---|
| CN103528243A (en) | 2014-01-22 |
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