CN104344580A - Shell structure and solar heat collector - Google Patents
Shell structure and solar heat collector Download PDFInfo
- Publication number
- CN104344580A CN104344580A CN201310326006.3A CN201310326006A CN104344580A CN 104344580 A CN104344580 A CN 104344580A CN 201310326006 A CN201310326006 A CN 201310326006A CN 104344580 A CN104344580 A CN 104344580A
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- Prior art keywords
- cylinder
- shell structure
- interface
- heat collector
- enclosure body
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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 invention relates to a shell structure and a solar heat collector, and belongs to the field of solar heat utilization. The shell structure for the solar heat collector comprises a shell body, a cylinder and a piston. The shell body is provided with a first interface; a first end of the cylinder is communicated with atmospheric air, and a second interface is arranged at a second end of the cylinder and is hermetically connected with the first interface; the piston is positioned in the cylinder and is in close fit with the cylinder, so that a closed space is formed between the cylinder and the shell body, and the piston can reciprocate along the cylinder. The shell structure and the solar heat collector have the advantages that heat loss due to convection between the shell structure and the external air can be prevented; external humid air can be prevented from flowing into the heat collector, accordingly, a phenomena that an existing heat collecting plate core is corroded by water mist inside an existing heat collector can be prevented, and the service life of a heat collecting plate core can be prolonged; external dust can be prevented from flowing into the heat collector, accordingly, the light transmittance of a glass cover plate can be improved, and the heat collecting efficiency of the heat collector can be enhanced.
Description
Technical field
The present invention relates to a kind of shell structure and solar thermal collector, belong to solar energy heat utilization field, particularly relate to a kind of shell structure for solar thermal collector and the solar thermal collector containing this shell structure.
Background technology
Common solar thermal collector is flat type solar heat collector, flat type solar heat collector generally comprises shell structure, heat-insulation layer and heat-collecting plate core, the inwall that described heat-insulation layer is close to described shell structure is arranged, and described heat-collecting plate core is positioned at described shell structure.
The most frequently used shell structure of flat type solar heat collector comprises glass cover-plate, backboard and frame, and described glass cover-plate and described backboard are connected from the upper and lower opening of described frame with the four sides sidewall of described frame respectively.Because solar thermal collector uses out of doors, environment for use is more severe, when having solar irradiation a daytime, in shell structure, temperature raises, gas expands, the pressure damage heat collector internal structure produced to prevent gas expansion, usually in shell structure, passage is established, gas is discharged heat collector.
Inventor is realizing in process of the present invention, finds that prior art at least exists following problem:
To night, shell structure internal temperature reduces, and contraction of gas, can cause the air outside shell structure and dust to enter in heat collector by described passage, because the air humidity at night is larger, therefore can produce moisture in shell structure inside, when by second day, sunlight irradiated, easily there is water smoke in the inner surface of glass cover-plate, even condense on heat-collecting plate core, cause heat-collecting plate core to corrode, the heat-absorption coated on heat-collecting plate core comes off, and has a strong impact on collecting efficiency and heat-collecting plate core service life.
Summary of the invention
On the one hand, the invention provides a kind of shell structure, described shell structure is used for solar thermal collector, and it comprises enclosure body, and described enclosure body, is provided with first interface; Described shell structure also comprises: cylinder, and first end communicates with air, and the second end is provided with the second interface, and described second interface is connected with described first interface is airtight; And piston, be positioned at described cylinder, closely cooperate with described cylinder, make to form confined space between described cylinder and described enclosure body, described piston moves back and forth along described cylinder.
Concrete, described first interface is connected by pipeline sealing with described second interface.
Concrete, described cylinder is fixed in described enclosure body.
Concrete, described enclosure body, comprises frame, and described first interface is positioned on described frame; Described cylinder, described in it, the second end is near described first interface, and described cylinder is arranged along described frame, and is fixed on described frame.
Concrete, the cross section of described cylinder is square.
Concrete, the length of side in described cross section is not more than the thickness of described enclosure body.
Concrete, described pipeline, is threaded connection with described second interface; Described cylinder, removably connects with described enclosure body.
By technique scheme, shell structure provided by the invention at least has following advantages:
By giving the closed structure of the external variable volume of enclosure body, carry out the intrinsic air pressure of adjustment housings, the confined space formed due to this closed structure and described enclosure body not with extraneous contact, gas in described confined space not with outside air convection current, extraneous humid air and dust cannot enter in described enclosure body, avoid in enclosure body and occur water smoke or the phenomenon by contamination by dust.This shell structure simple structure, easy for installation.
On the other hand, the invention provides a kind of solar thermal collector, it comprises thermal-arrest assembly, also comprises above-mentioned shell structure, and described thermal-arrest assembly is positioned at described shell structure.
Concrete, described thermal-arrest assembly is heat-collecting plate core.
By technique scheme, solar thermal collector provided by the invention at least has following advantages:
By using this shell structure, avoiding its internal gas and outside air generation convection current, thus avoiding the thermal loss that convection current produces; Extraneous humid air cannot enter heat collector inside, avoids the phenomenon that water smoke corrosion heat-collecting plate core appears in heat collector inside, extends the service life of heat-collecting plate core; Avoid extraneous dust and enter heat collector inside, add the light transmittance of glass cover-plate, improve the collecting efficiency of heat collector.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of description, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present invention.
Accompanying drawing explanation
Fig. 1 is the shell structure schematic diagram that the embodiment of the present invention 1 provides;
Fig. 2 is the schematic cross-section of the shell structure that the embodiment of the present invention 1 provides;
Fig. 3 is the schematic cross-section of the solar thermal collector that the embodiment of the present invention 2 provides.
Detailed description of the invention
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to its detailed description of the invention of shell structure proposed according to the present invention, structure, feature and effect thereof, be described in detail as follows.In the following description, the not necessarily same embodiment that different " embodiment " or " embodiment " refers to.In addition, special characteristic, structure or feature in one or more embodiment can be combined by any suitable form.
Embodiment 1
As shown in Figure 1, a kind of shell structure that the embodiment of the present invention proposes, for solar thermal collector.Described shell structure comprises enclosure body 1, cylinder 2 and piston 3, and enclosure body 1 is provided with first interface 11, and the right-hand member of cylinder 2 communicates with air, and the left end of cylinder 2 is provided with the second interface 21, second interface 21 and is connected with first interface 11 is airtight; Piston 3 is positioned at cylinder 2, piston 3 comprises piston only and sealing ring, described sealing ring is between described piston only and cylinder 2 inwall, piston 3 and cylinder 2 closely cooperate, make to form confined space 4 between cylinder 2 and enclosure body 1, piston 3 can move back and forth along cylinder 2 under the promotion of gas pressure.
During installation, first piston 3 is pushed into the left end of cylinder 2, then first interface 11 is connected with the second interface 21, finally cylinder 2 is fixed on a certain position.When heated, the gas expansion in enclosure body 1, promotes piston 3 and moves, until the pressure in confined space 4 is identical with external atmosphere pressure to the right side of cylinder 2; When meeting cold, the contraction of gas in enclosure body 1, external atmosphere pressure promotes piston 3 and moves, until the pressure in confined space 4 is identical with external atmosphere pressure to the left side of cylinder 2.
By giving the closed structure of the external variable volume of enclosure body, carry out the intrinsic air pressure of adjustment housings, the confined space formed due to this closed structure and described enclosure body not with extraneous contact, gas in described confined space not with outside air convection current, extraneous humid air and dust cannot enter in described enclosure body, avoid in enclosure body and occur water smoke or the phenomenon by contamination by dust.This shell structure simple structure, easy for installation.
Preferably, first interface 11 is connected by pipeline 5 is airtight with the second interface 21.During installation, first one end of pipeline 5 is connected by the form such as screw thread or grafting with first interface 11, then the other end of pipeline 5 is connected with the second interface 21.Connect first interface 11 and the second interface 21 by pipeline 5, by regulating the length of pipeline 5, cylinder 2 can be installed to suitable position, facilitate the fixed installation of cylinder 2.
Preferably, the conveniently whole Transporting of shell structure, cylinder 2 is fixed in enclosure body 1.
Preferably, shell structure is used for flat type solar heat collector, and see Fig. 2, the enclosure body 1 of flat type solar heat collector comprises frame 12, glass cover-plate 13 and backboard 14, and first interface 11 is positioned on frame 12.Because cover plate 13 is positioned at the front of shell structure; for the protection of shell structure intraware and through sunlight; and backboard 14 is for support housing inside configuration assembly and for installing fixed solar heat collector; therefore first interface 11 is arranged on frame 12, has not only been convenient to the use of installing cylinder 2 but also glass cover-plate 13 and backboard 14 can not be affected.
Preferably, the left end of cylinder 2 is near first interface 11, and cylinder 2 is arranged along frame 12, and is fixed on frame 12.This structure facilitates the connection of first interface 11 and the second interface 21.
Preferably, the arbitrary shapes such as the cross section of cylinder 2 is rounded or square, preferably square, the cylinder 2 that cross section is square, its sidewall surfaces is long-pending comparatively large, is convenient to be connected and fixed with frame 12.
Preferably, the conveniently packed and transported of shell structure, the length of side in preferred cylinder 2 cross section is not more than the thickness of enclosure body 1.
Preferably, for the ease of dismounting and the maintenance of cylinder 2, pipeline 5 and the second interface 21 are threaded connection, and junction can by being wound around the form sealings such as band, and cylinder 2 and enclosure body 1 are connected and fixed by the removably such as hook, plug.
Embodiment 2
See Fig. 3, present embodiments provide a kind of solar thermal collector, it comprises thermal-arrest assembly 7, shell structure and heat-insulation layer 6, and the inwall that heat-insulation layer 6 is close to described shell structure is arranged, thermal-arrest assembly 7 is positioned at described shell structure, and described shell structure is provided by embodiment 1.
Preferably, thermal-arrest assembly 7 is heat-collecting plate core.
By using this shell structure, avoiding its internal gas and outside air generation convection current, thus avoiding the thermal loss that convection current produces; Extraneous humid air cannot enter heat collector inside, avoids the phenomenon that water smoke corrosion heat-collecting plate core appears in heat collector inside, extends the service life of heat-collecting plate core; Avoid extraneous dust and enter heat collector inside, add the light transmittance of glass cover-plate, improve the collecting efficiency of heat collector.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solution of the present invention, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (9)
1. a shell structure, for solar thermal collector, it comprises enclosure body, it is characterized in that:
Described enclosure body, is provided with first interface;
Described shell structure also comprises:
Cylinder, first end communicates with air, and the second end is provided with the second interface, and described second interface is connected with described first interface is airtight; And
Piston, is positioned at described cylinder, closely cooperates with described cylinder, makes to form confined space between described cylinder and described enclosure body, and described piston moves back and forth along described cylinder.
2. shell structure according to claim 1, is characterized in that, described first interface is connected by pipeline sealing with described second interface.
3. shell structure according to claim 1 and 2, is characterized in that, described cylinder is fixed in described enclosure body.
4. shell structure according to claim 3, is characterized in that:
Described enclosure body, comprises frame, and described first interface is positioned on described frame;
Described cylinder, described in it, the second end is near described first interface, and described cylinder is arranged along described frame, and is fixed on described frame.
5. shell structure according to claim 4, is characterized in that: the cross section of described cylinder is square.
6. shell structure according to claim 5, is characterized in that: the length of side in described cross section is not more than the thickness of described enclosure body.
7. shell structure according to claim 2, is characterized in that:
Described pipeline, is threaded connection with described second interface;
Described cylinder, removably connects with described enclosure body.
8. a solar thermal collector, it comprises thermal-arrest assembly, it is characterized in that, also comprises:
Shell structure as described in any one of claim 1-7;
Described thermal-arrest assembly is positioned at described shell structure.
9. solar thermal collector according to claim 8, is characterized in that:
Described thermal-arrest assembly is heat-collecting plate core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310326006.3A CN104344580A (en) | 2013-07-30 | 2013-07-30 | Shell structure and solar heat collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310326006.3A CN104344580A (en) | 2013-07-30 | 2013-07-30 | Shell structure and solar heat collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104344580A true CN104344580A (en) | 2015-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310326006.3A Pending CN104344580A (en) | 2013-07-30 | 2013-07-30 | Shell structure and solar heat collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104344580A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101191674A (en) * | 2006-11-18 | 2008-06-04 | 张鑫 | Solar water heater multifunctional arrangement |
| CN101424455A (en) * | 2008-12-08 | 2009-05-06 | 山东力诺瑞特新能源有限公司 | Closed split natural circulation solar energy water-heating system |
| CN101839557A (en) * | 2010-05-14 | 2010-09-22 | 严锦璇 | Integral solar flat-plate heat collector |
| CN203405013U (en) * | 2013-07-30 | 2014-01-22 | 山东亿家能太阳能有限公司 | Shell structure and solar heat collector |
-
2013
- 2013-07-30 CN CN201310326006.3A patent/CN104344580A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101191674A (en) * | 2006-11-18 | 2008-06-04 | 张鑫 | Solar water heater multifunctional arrangement |
| CN101424455A (en) * | 2008-12-08 | 2009-05-06 | 山东力诺瑞特新能源有限公司 | Closed split natural circulation solar energy water-heating system |
| CN101839557A (en) * | 2010-05-14 | 2010-09-22 | 严锦璇 | Integral solar flat-plate heat collector |
| CN203405013U (en) * | 2013-07-30 | 2014-01-22 | 山东亿家能太阳能有限公司 | Shell structure and solar heat collector |
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Application publication date: 20150211 |