CN104110900B - A kind of box like structure slot type solar energy heating unit and collecting system - Google Patents
A kind of box like structure slot type solar energy heating unit and collecting system Download PDFInfo
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- CN104110900B CN104110900B CN201410388355.2A CN201410388355A CN104110900B CN 104110900 B CN104110900 B CN 104110900B CN 201410388355 A CN201410388355 A CN 201410388355A CN 104110900 B CN104110900 B CN 104110900B
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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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- 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
- Y02E10/47—Mountings or tracking
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Abstract
The invention discloses a kind of box like structure slot type solar energy heating unit, including heat collecting tank and the heat collection mechanism being located in heat collecting tank, wherein heat collection mechanism adopts the elastic thin film plating reflecting layer or thin slice and setting bracket to constitute condenser lens, incident sunlight reflection is converged on thermal-collecting tube, and adopts link gear to drive condenser lens array to follow the trail of sunlight and rotate；Also disclose a kind of collecting system, by the heat collecting tank of a major loop heat conduction return duct each box like structure slot type solar energy heating unit of traverse, each heat collection unit serial or parallel connection is connected；In it, each thermal-collecting tube all connects transmission heat with major loop heat conduction return duct；Major loop heat conduction return duct terminal is connected with a heat exchanger.The present invention adopts light thin film reflecting mirror, and overall weight is light, and it is little that reflecting mirror rotates required energy consumption, this collecting system can make full use of city space, at city large scale collection solar energy, provides a large amount of hot water for city, or provide heat energy for thermal electric generator, mass energy can be saved.
Description
Technical field
The present invention relates to technical field of solar, particularly relate to a kind of box like structure slot type solar energy heating unit and collecting system.
Background technology
Recent decades, vacuum thermal-pipe solar energy water heater has obtained extensive use among vast rural area and cities and towns, but they are less in urban applications.Because city is based on building, the vacuum thermal-pipe solar energy water heater of every family is positioned over roof had not only affected city image and efficiency but also not high, it is impossible to universal in city.But along with urbanization is accelerated, increasing people enters city, and electricity consumption power consumption in city is increasing, wherein uses hot water and air-conditioning for resident greatly.If a kind of solar water heater obviously can be adopted to provide, for most cities resident and hotel, required hot water of having a bath and live, the substantial amounts of energy can be saved.
The traditional slot type solar thermal collection system being currently used for solar electrical energy generation can also provide substantial amounts of solar heat, but the large scale (reflecting mirror is wide reaches two or three meter) due to its heaviness, many on spacious large-area special place, obviously residential block and city it are not easily mounted at, its bulkiness size destroys city image, installs also inconvenient, also can place without other spaces outside the roof of city, they wind loading ratings are poor simultaneously, it is more difficult to obtain in city and be widely applied.
Modern sun energy technology constantly improves, plastics high-reflecting film as ultralight in 3M company, the appearance of high-temperature heat pipe technology so that single shaft rotates the realization following the trail of sunlight slot type thermal-arrest, has had cheap enforceable technical foundation.Additionally ultra-thin glass technical development in recent years is rapid, can make the thick glass of 0.1mm at present on a large scale, even thick for 0.05mm glass or thinner, and 0.1mm glass bending radius is up to 70mm, this also enforcement for the present invention provide very big support.
Summary of the invention
It is an object of the invention to propose a kind of box like structure slot type solar energy heating unit and collecting system, city space can be made full use of, at city large scale collection solar energy, a large amount of hot water or air-conditioning supply are provided for city, or provide heat energy for thermal electric generator.
For reaching above-mentioned purpose, the technical scheme that the present invention proposes is: a kind of box like structure slot type solar energy heating unit, including heat collecting tank and the heat collection mechanism being located in heat collecting tank；Described heat collection mechanism includes thermal-collecting tube array and thermal-collecting tube array condenser lens array one to one and the linkage structure driving condenser lens array to rotate；Each thermal-collecting tube of thermal-collecting tube array lays respectively on the focal line of each condenser lens of condenser lens array；Described linkage structure drives each condenser lens of condenser lens array to rotate with sun light irradiation angle；Each condenser lens of described condenser lens array is respectively arranged in on thermal-collecting tube array mirror holder one to one, and described mirror holder is rotatably installed in heat collecting tank, the rotating shaft of mirror holder with it each self-corresponding thermal-collecting tube coaxial；Described condenser lens includes the elastic thin film plating reflecting layer or thin slice and setting bracket；Described setting bracket is a substrate support, and described thin film or thin slice are affixed on substrate support, forms the optically focused surface identical with substrate holder surface shape；Or described setting bracket includes substrate support and deformation briquetting, described thin film or thin slice are located between substrate support and deformation briquetting, by deformation briquetting and substrate support, thin film or thin slice are fixed to the optically focused surface identical with substrate holder surface shape.
Further, described condenser lens is cylindrical mirror, and described substrate support is cylinder substrate support, and described deformation briquetting is cylinder deformation briquetting；Or described condenser lens is parabolic reflector, described substrate support is parabolic cylinder substrate support, and described deformation briquetting is parabolic cylinder deformation briquetting；Or described condenser lens is cylinder cambered surface reflecting mirror, described substrate support is cylinder cambered surface substrate support；Described deformation briquetting is cylinder cambered surface deformation briquetting；Or described condenser lens is non-cylindrical cambered surface reflecting mirror, described substrate support is non-cylindrical cambered surface substrate support；Described deformation briquetting is non-cylindrical arc surfaced transformation block.
Further, described thin slice is flexible glass thin slice, plastic tab, foil or composite sheet etc..
Further, described mirror holder upper end is provided with counter-jib, makes the center of gravity of mirror holder and condenser lens be positioned in its rotating shaft.
Further, described linkage structure includes set of knobs with holes, drag rope and motor；Each knob of described set of knobs with holes is respectively arranged on each mirror holder upper end；Described motor is one, is positioned at heat collecting tank heat collection mechanism side, or described motor has multiple stage, lays respectively at the both sides of heat collection mechanism in heat collecting tank；Described drag rope is through the hole of each knob of set of knobs with holes, and by set screw, welding or bonding mode, drag rope and each knob are fixed, this drag rope one end is fixed in heat collecting tank or on mirror holder, the other end is connected with stepping motor rotating shaft, or these drag rope two ends are connected with the stepping motor rotating shaft being positioned at heat collection mechanism both sides respectively.
Further, one end of described drag rope is connected with the stepping motor rotating shaft of this side by one section of spring.
Further, described heat collecting tank is a sealing chest, and it is transparent window towards the one side of sunlight, a lamella lucida seal；Each thermal-collecting tube of described thermal-collecting tube array is exposed in heat collecting tank, or is placed in the glass tubing with corrugated tube connection, or is placed in double-layer glass tube, is vacuum between the layer glass of described double-layer glass tube.
Further, under each thermal-collecting tube of described thermal-collecting tube array, the upright position to condenser lens is provided with solaode bar.
Further, described heat collecting tank and interior thermal-collecting tube and condenser lens thereof are North and South direction and are obliquely installed, and arrange for fixed angle or inclination angle scalable is arranged；Described condenser lens east-west direction under linkage structure drives rotates.
Present invention also offers the box like structure slot type solar thermal collection system using above-mentioned box like structure slot type solar energy heating unit composition, including one or more box like structure slot type solar energy heating unit as above；The plurality of box like structure slot type solar energy heating unit is by a major loop heat conduction return duct connection；Each box like structure slot type solar energy heating unit serial or parallel connection, through the heat collecting tank of each box like structure slot type solar energy heating unit, is connected by major loop heat conduction return duct；Each thermal-collecting tube in each box like structure slot type solar energy heating unit all connects transmission heat with the major loop heat conduction return duct through its heat collecting tank；Major loop heat conduction return duct terminal is connected with a heat exchanger.By heat exchanger be boiler, air-conditioning or thermal electric generator etc. heat energy is provided.
The invention have the benefit that the box like structure slot type solar energy heating unit of the present invention and collecting system, city space can be made full use of, at city large scale collection solar energy, provide a large amount of hot water or air-conditioning supply for city, or provide heat energy for thermal electric generator, mass energy can be saved；And the present invention adopts light thin film reflecting mirror, overall weight is light, and it is little that reflecting mirror rotates required energy consumption；Reflecting mirror and thermal-collecting tube are located in seal case, can effectively windproof and rain proof is dust-proof, long service life.
Accompanying drawing explanation
Fig. 1 is heat collection unit embodiment one structure top view of the present invention；
Fig. 2 is heat collection unit embodiment one feature cross-section schematic diagram of the present invention；
Fig. 3 is heat collection unit embodiment one texture edge schematic diagram of the present invention；
Fig. 4 is knob structure close-up schematic view with holes in Fig. 3；
Fig. 5 is the optical collector structure schematic diagram adopted in the present embodiment；
Fig. 6 is structure one schematic diagram of thin film or the thin slice plating reflecting layer in the present embodiment；
Fig. 7 is structure two schematic diagram of thin film or the thin slice plating reflecting layer in the present embodiment；
Fig. 8 is the thermal-collecting tube schematic diagram heat insulation with glass tubing adopted in the present embodiment；
Fig. 9 is double-layer glass tube structural representation；
Figure 10 embodiment of the present invention two band solaode heat collection unit heat collection mechanism schematic diagram；
Major loop heat conduction return duct and each heat collection unit mode of communicating schematic diagram in Figure 11 collecting system of the present invention；
Figure 12 is each thermal-collecting tube and major loop heat conduction return duct mode of communicating schematic diagram；
Figure 13 is the collecting system schematic diagram of series system；
Figure 14 is the collecting system schematic diagram of parallel way；
Figure 15 is collecting system Application Example 1 schematic diagram one of the present invention；
Figure 16 is collecting system Application Example 1 schematic diagram two of the present invention；
Figure 17 is collecting system Application Example 1 schematic top plan view of the present invention；
Figure 18 is collecting system Application Example 2 schematic diagram of the present invention；
Figure 19 is collecting system Application Example 2 schematic top plan view of the present invention.
Accompanying drawing indicates: 100, heat collecting tank；110, transparent window；120, adjustable-angle support；200, thermal-collecting tube；210, double-layer glass tube；220, rotatable high pressure sealing union joint；300, condenser lens；310, thin film or thin slice；320, substrate support；330, deformation briquetting；410, mirror holder；420, swinging mounting；430, counter-jib；510, motor；520, drag rope；530, knob；540, spring；550, set screw；600, solaode bar；700, major loop heat conduction return duct；710, liquid pump；800, heat exchanger；A collecting system；B plant；C vehicle；D building.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
The box like structure slot type solar energy heating unit that the present invention adopts, adopts light thin film reflecting mirror, and overall weight is light, and it is little that reflecting mirror rotates required energy consumption；Reflecting mirror and thermal-collecting tube are located in seal case, can effectively windproof and rain proof is dust-proof, long service life.The box like structure slot type solar thermal collection system being made up of this heat collection unit, can make full use of city space, at city large scale collection solar energy, provides a large amount of hot water or air-conditioning supply for city, or provides heat energy for thermal electric generator, can save mass energy.
Concrete, embodiment as shown in figs 1-9, this box like structure slot type solar energy heating unit, including heat collecting tank 100 and the heat collection mechanism being located in heat collecting tank.As Figure 1-3, wherein, heat collection mechanism includes thermal-collecting tube array and thermal-collecting tube array condenser lens array one to one and the linkage structure driving condenser lens array to rotate.Each thermal-collecting tube 200 of thermal-collecting tube array lays respectively on the focal line of each condenser lens 300 of condenser lens array；Linkage structure drives each condenser lens 300 of condenser lens array to rotate with sun light irradiation angle；Each condenser lens 300 of condenser lens array is respectively arranged in on thermal-collecting tube array one to one mirror holder 410, and mirror holder 410 is rotatably installed in heat collecting tank 100, the rotating shaft of mirror holder 410 with it each self-corresponding thermal-collecting tube 200 coaxial.
As illustrated in figs. 5-7, in this embodiment, condenser lens 300 includes the elastic thin film plating reflecting layer or thin slice 310 and setting bracket.Wherein, setting bracket can simply be a substrate support 320, thin film or the thin slice 310 in elastic plating reflecting layer are affixed on substrate support 320, form the optically focused surface identical with substrate support 320 surface configuration, as formed cylindrical mirror, parabolic reflector, cylinder cambered surface reflecting mirror or non-cylindrical cambered surface reflecting mirror.Or, setting bracket can also include substrate support 320 and deformation briquetting 330, thin film or the thin slice 310 in elastic plating reflecting layer are located between substrate support 320 and deformation briquetting 330, with substrate support 320, thin film or thin slice 310 are fixed to the optically focused surface identical with substrate support 320 surface configuration by deformation briquetting 330.In this embodiment, setting bracket adopts substrate support 320 to coordinate with deformation briquetting 330, and what wherein substrate support 320 adopted is cylinder substrate support, and corresponding deformation briquetting 330 is cylinder deformation briquetting, and thin film or thin slice 310 are fixed to cylindrical mirror by the two；And the thin film in elastic plating reflecting layer or thin slice 310 can adopt thin film or the thin slice of full wafer as shown in Figure 6 (fixed screw holes) with holes, it would however also be possible to employ as shown in Figure 7, the thin film of multi-disc combination or thin slice.Equally, this condenser lens 300 can also adopt parabolic cylinder substrate support to coordinate with parabolic cylinder deformation briquetting and thin film or thin slice are fixed to parabolic reflector, or adopt cylinder cambered surface substrate support to coordinate with cylinder cambered surface deformation briquetting is fixed to cylinder cambered surface reflecting mirror by thin film or thin slice, or adopt non-cylindrical cambered surface substrate support to coordinate with non-cylindrical arc surfaced transformation block is fixed to non-cylindrical cambered surface reflecting mirror by thin film or thin slice.Substrate support 320 and deformation briquetting 330 can be fixed by a fixed screw, and the two adopts loose fit to install, so that the thin film in elastic plating reflecting layer or thin slice 310 can free micro-movements when expanding with heat and contract with cold.Wherein, substrate support 320 and deformation briquetting 330 can adopt two or more than two hollow tubes or angle steel and several strip with curved surface connected vertically to be spliced, and make whole condenser lens weight try one's best and alleviate.
Thin film or the thin slice 310 in above-mentioned elastic plating reflecting layer can be flexible glass thin slice, plastic tab, foil or composite sheet etc..Plastics high-reflecting film as ultralight in 3M company, or the ultra-thin glass etc. that developed recently gets up, the thickness glass up to 0.1mm, even 0.05mm or thinner, glass thick for 0.1mm can realize bending radius 70mm so that the condenser lens overall weight of the present invention is light, and it is little that reflecting mirror rotates required energy consumption.Wherein, composite sheet structure; it can be plating reflective coating under one layer of ultrathin transparent material (such as ultra-thin glass or ultrathin transparent plastics); and under metallic reflection rete gluing one layer of ultra-thin protective layer (such as ultra-thin glass layer, the ultrathin plastic bed of material, sheet metal or metal forming etc.), be glue-line, layer of inert or vacuum layer between metallic reflection rete and ultra-thin protective layer.This composite sheet structure can also be plating reflective coating on one layer of ultra-thin protective layer substrate; then gluing one layer of ultrathin transparent material layer again on metallic reflection rete, is glue-line, layer of inert or vacuum layer between metallic reflection rete and ultrathin transparent material layer.
As Figure 1-4, the linkage structure in this embodiment includes set of knobs with holes, drag rope 520 and motor 510.Wherein, each knob 530 of set of knobs with holes is respectively arranged on each mirror holder 410 upper end.Motor 520 can only have one, is positioned at heat collecting tank 100 heat collection mechanism side or multiple stage, lays respectively at the both sides of heat collection mechanism in heat collecting tank 100.As in smaller heat collection unit, it is possible to be driven only with single motor 510；And can adopt two groups in the heat collection unit with longer array or above motor 510 is driven；What adopt in this embodiment is two motors 510, lays respectively at the both sides of heat collection mechanism, puts drag rope 520 for one, receives drag rope 520 for one, it is achieved twocouese rotates.Also can increase by one group of motor 510 at mirror holder 410 other end if desired, jointly realize the driving that relatively long span condenser lens array rotates.Drag rope 520 is through the hole of each knob 530 of set of knobs with holes, and drag rope 520 and each knob 530 is fixed by set screw 550, welding or bonding mode.When only one of which motor 510, drag rope 520 one end is fixed in heat collecting tank or on mirror holder 410, the other end is connected with motor 510 rotating shaft.This embodiment is provided with two motors 510, drag rope 520 two ends are connected with motor 510 rotating shaft being positioned at heat collection mechanism both sides respectively, or one end of drag rope 520 is connected with motor 510 rotating shaft of this side by one section of spring 540, it is achieved flexibly connecting between two motors 510.
As in figure 2 it is shown, wherein mirror holder 410 adopts lightweight tubing or angle steel to constitute, to realize lighter weight and relatively low cost to greatest extent.One counter-jib 430 being set in mirror holder 410 upper end, makes the center of gravity of mirror holder 410 and condenser lens 300 be positioned in its rotating shaft or as far as possible on its shaft axis, driving it to rotate required rotatory force to reduce, thus reducing motor size 510 and driving moment.Mirror holder 410 rotating shaft is directly arranged on casing or is located on the swinging mounting 420 in casing, it is possible to be connected with swinging mounting 420 by bearing, to reduce pivoting friction.
As shown in Figures 2 and 3, heat collecting tank 100 is a sealing chest, it is transparent window 110 towards the one side of sunlight, sealed by a lamella lucida, whole heat collection mechanism is made to be isolated from the outside, reach the effect of windproof and rain proof dust protection, so that condenser lens array is in permanent safe condition, effectively increase the service life.This lamella lucida be can the protecting window of sunlight thoroughly, the transparent plastic sheet made such as glass plate or other transparent materials or thin film, or the composite plate of glass and transparent plastic.For the heat collecting tank of large-area heat collection unit, this lamella lucida can be multiple pieces of glass plate or other transparent material plates are spliced, and adopts glue to seal between each glass plate or transparent material plate, in case leak-stopping rain drain wind etc..Each thermal-collecting tube 200 of thermal-collecting tube array can directly be exposed in heat collecting tank 100, or it is placed in the glass tubing with corrugated tube connection, or it is placed in double-layer glass tube 210, as shown in FIG. 8 and 9, it it is vacuum between the layer glass of double-layer glass tube 210, by sealing flexible glue sealing between double-layer glass tube 210 port and thermal-collecting tube 200, it is the air gap between glass tubing and thermal-collecting tube 200.Increasing glass tubing makes the vacuum heat-preserving tube can be prefabricated in advance, it is easy to install.
Time actually used, heat collecting tank 100 and interior thermal-collecting tube 200 and condenser lens 300 thereof are North and South direction and are obliquely installed, and arrange for fixed angle or inclination angle scalable is arranged, and condenser lens 300 east-west direction under linkage structure drives rotates, and every day follows the trail of sunlight.As it is shown on figure 3, heat collecting tank 100 can be located on an adjustable-angle support 120, regulate the inclination angle of heat collecting tank 100 North and South direction within the specific limits so that it is slightly adjust with Various Seasonal different latitude area, to reach maximum sunlight receiving efficiency.
As shown in Figure 10 be the embodiment two of heat collection unit, with embodiment one the difference is that, the position of condenser lens 300 is provided with solaode bar 600 by the 200 times Founders of each thermal-collecting tube at thermal-collecting tube array, it is achieved solar cell photoelectric effect adopts the dual-use function of electricity and thermal-collecting tube heat effect.This solaode bar 600 can directly weld or be pasted onto on thermal-collecting tube 200, the solar light focusing received is reflexed on solaode bar 600 and thermal-collecting tube 200 by condenser lens 300, the solar energy focused on probably has 20% can be converted into photoelectric current, all the other are finally absorbed by thermal-collecting tube 200 in the way of heat effect, and the heat that solar cell working produces also is absorbed by thermal-collecting tube.
In time need not using this heat collection unit, condenser lens array is driven to rotate so that it is to focus on focal line deviation thermal-collecting tube array.
The box like structure slot type solar thermal collection system of the present invention, including one or more box like structure slot type solar energy heating unit as above；Each box like structure slot type solar energy heating unit is connected by a major loop heat conduction return duct 700；Each box like structure slot type solar energy heating unit serial or parallel connection, through the heat collecting tank 100 of each box like structure slot type solar energy heating unit, is connected by major loop heat conduction return duct 700；Each thermal-collecting tube 200 in each box like structure slot type solar energy heating unit all connects transmission heat with the major loop heat conduction return duct 700 through its heat collecting tank 100；Major loop heat conduction return duct 700 terminal is connected with a heat exchanger 800.
Concrete, embodiment as illustrated in figs. 11-14, each box like structure slot type solar energy heating unit serial or parallel connection, through the heat collecting tank 100 of each box like structure slot type solar energy heating unit, is connected by major loop heat conduction return duct 700.As shown in FIG. 11 and 12, each thermal-collecting tube 200 is connected with the major loop heat conduction return duct 700 through its two ends by a rotatable high pressure sealing union joint 220, falling heat-transfer liquid in thermal-collecting tube 200 and major loop heat conduction return duct 700, absorbs heat from each thermal-collecting tube 200 and is delivered to heat exchanger 800 by major loop heat conduction return duct 700.It is series system as shown in figure 13, major loop heat conduction return duct 700 is by each heat collection unit serial communication, one liquid pump 710 is set at major loop heat conduction return duct 700 arrival end, is circulated heat absorption by pumping into major loop heat conduction return duct 700 from the heat-conducting liquid after heat exchanger 800 cooling.Heat exchanger 800 other end can be connected with boiler, thermal electric generator or air-conditioning etc., provides heat or heat power for it.As shown in figure 14 be parallel way, by major loop heat conduction return duct 700 by each heat collection unit parallel communication, equally one liquid pump 710 is set at major loop heat conduction return duct 700 arrival end, the heat-conducting liquid after heat exchanger 800 cooling is pumped into major loop heat conduction return duct 700 and is circulated heat absorption.Heat exchanger 800 other end can be connected with boiler, thermal electric generator or air-conditioning etc. equally.
In this collecting system embodiment, all running through at the two ends of each heat collection unit thermal-collecting tube and have major loop heat conduction return duct 700, heat collection unit North and South direction is obliquely installed, and its two ends major loop heat conduction return duct 700 forms ladder-shaper structure with each thermal-collecting tube 200.A road major loop heat conduction return duct 700 only can also be run through in one end of each heat collection unit, each thermal-collecting tube 200 constitutes pectinate texture with major loop heat conduction return duct 700, namely each thermal-collecting tube 200 only one end connects with major loop heat conduction return duct 700, and another port seals.
It is one of the practical application of collecting system of the present invention as seen in figs. 15-17, in arable land, greenbelt or pasture etc. vegetation, this case structure groove type solar collecting system is above the ground installed on a large scale, it is achieved the plants such as crops and solar energy heating or generating share solar energy.In Japanese engineers A Jila in 2004, island proposes the concept that this solar energy is shared, and experiments show that solar panel does not affect crop growth in farmland sunshade 32%, and namely plant or vegetation are not required to the irradiation of full-time solar energy.In the present embodiment, by collecting system of the present invention each heat collection unit be located at certain altitude above the vegetation such as arable land, greenbelt or pasture or plant, between each heat collection unit, there is certain intervals simultaneously, soil below interval is planted vegetation or plant, as seen in figs. 15-17, Figure 15 represents the sunlight in the morning, and Figure 16 represents afternoon sunlight, and Figure 17 is its top view.A is the collecting system of the heat collection unit composition of one group of present invention, is located at above plant B on certain altitude, if being highly H.The heat collecting tank North and South direction of each heat collection unit is arranged, it is spaced in intervals to arrange at east-west direction and organizes heat collection unit more, casing width is set to W1, interval between each heat collection unit is set to W2, the ratio of W1/W2 was set according to the minimum sunshine-duration needed for different plants, this ratio is more little, and the sunshine-duration that plant obtains is more long.The collecting system adopting the present invention can realize soil everyday use and solar energy collecting dual-use function, thus realizing large-scale case structure groove type solar thermal-arrest.
It is another practical application embodiment of collecting system of the present invention as shown in Figures 18 and 19, the collecting system of the present invention is set on a large scale above urban road.A is the collecting system of the heat collection unit composition of one group of present invention, is located at above road on certain altitude, and B is on both sides of the road or the greenbelt plant of centre, and C is the vehicle travelled on road, and D is building on both sides of the road.On east-west road, each heat collection unit is arranged across road north and south, is spaced in intervals along east-west direction to arrange and organizes heat collection unit more, and the ratio of same heat collecting tank width W1 and spacing W2 is set to meet the ratio of sunshine-duration needed for greenbelt plant.This embodiment for installing collecting system of the present invention on a large scale in city, it is achieved uses solar energy central heating in city, provides hot water, heating installation, solar airconditioning, even hot generating etc. for urbanite, reaches to save the purpose of the energy.
This collecting system also can be located at resident roof, bicycle shed or factory roof etc., it is also possible in solar seawater desalination etc..
Although specifically showing in conjunction with preferred embodiment and describing the present invention; but those skilled in the art should be understood that; in the spirit and scope without departing from appended claims invention defined; the various the changes in the form and details present invention made, are protection scope of the present invention.
Claims (12)
1. a box like structure slot type solar energy heating unit, it is characterised in that: include heat collecting tank and the heat collection mechanism being located in heat collecting tank；Described heat collection mechanism includes thermal-collecting tube array and thermal-collecting tube array condenser lens array one to one and the linkage structure driving condenser lens array to rotate；Each thermal-collecting tube of thermal-collecting tube array lays respectively on the focal line of each condenser lens of condenser lens array；Described linkage structure drives each condenser lens of condenser lens array to rotate with sun light irradiation angle；Each condenser lens of described condenser lens array is respectively arranged in on thermal-collecting tube array mirror holder one to one, and described mirror holder is rotatably installed in heat collecting tank, the rotating shaft of mirror holder with it each self-corresponding thermal-collecting tube coaxial；Described condenser lens includes the elastic thin film plating reflecting layer or thin slice and setting bracket；Described setting bracket is a substrate support, and described thin film or thin slice are affixed on substrate support, forms the optically focused surface identical with substrate holder surface shape；Or described setting bracket includes substrate support and deformation briquetting, described thin film or thin slice are located between substrate support and deformation briquetting, by deformation briquetting and substrate support, thin film or thin slice are fixed to the optically focused surface identical with substrate holder surface shape.
2. box like structure slot type solar energy heating unit as claimed in claim 1, it is characterised in that: described condenser lens is cylindrical mirror, and described substrate support is cylinder substrate support, and described deformation briquetting is cylinder deformation briquetting.
3. box like structure slot type solar energy heating unit as claimed in claim 2, it is characterised in that: described condenser lens is parabolic reflector, and described substrate support is parabolic cylinder substrate support, and described deformation briquetting is parabolic cylinder deformation briquetting.
4. box like structure slot type solar energy heating unit as claimed in claim 1, it is characterised in that: described condenser lens is cylinder cambered surface reflecting mirror, and described substrate support is cylinder cambered surface substrate support；Described deformation briquetting is cylinder cambered surface deformation briquetting；Or described condenser lens is non-cylindrical cambered surface reflecting mirror, described substrate support is non-cylindrical cambered surface substrate support；Described deformation briquetting is non-cylindrical arc surfaced transformation block.
5. box like structure slot type solar energy heating unit as claimed in claim 1, it is characterised in that: described thin slice is flexible glass thin slice, plastic tab, foil or composite sheet.
6. box like structure slot type solar energy heating unit as claimed in claim 1, it is characterised in that: described mirror holder upper end is provided with counter-jib, makes the center of gravity of mirror holder and condenser lens be positioned in its rotating shaft.
7. box like structure slot type solar energy heating unit as claimed in claim 1, it is characterised in that: described linkage structure includes set of knobs with holes, drag rope and motor；Each knob of described set of knobs with holes is respectively arranged on each mirror holder upper end；Described motor is one, is positioned at heat collecting tank heat collection mechanism side, or described motor has multiple stage, lays respectively at the both sides of heat collection mechanism in heat collecting tank；Described drag rope is through the hole of each knob of set of knobs with holes, and by set screw, welding or bonding mode, drag rope and each knob are fixed, this drag rope one end is fixed in heat collecting tank or on mirror holder, the other end is connected with stepping motor rotating shaft, or these drag rope two ends are connected with the stepping motor rotating shaft being positioned at heat collection mechanism both sides respectively.
8. such as claim7Described box like structure slot type solar energy heating unit, it is characterised in that: one end of described drag rope is connected with the stepping motor rotating shaft of this side by one section of spring.
9. box like structure slot type solar energy heating unit described in claim 1, it is characterised in that: described heat collecting tank is a sealing chest, and it is transparent window towards the one side of sunlight, a lamella lucida seal；Each thermal-collecting tube of described thermal-collecting tube array is exposed in heat collecting tank, or is placed in the glass tubing with corrugated tube connection, or is placed in double-layer glass tube, is vacuum between the layer glass of described double-layer glass tube.
10. such as claim1-9Box like structure slot type solar energy heating unit described in any one, it is characterised in that: under each thermal-collecting tube of described thermal-collecting tube array, the upright position to condenser lens is provided with solaode bar.
11. such as claim1-9Box like structure slot type solar energy heating unit described in any one, it is characterised in that: described heat collecting tank and interior thermal-collecting tube and condenser lens thereof are North and South direction and are obliquely installed, and arrange for fixed angle or inclination angle scalable is arranged；Described condenser lens east-west direction under linkage structure drives rotates.
12. a box like structure slot type solar thermal collection system, it is characterised in that: include one or more such as claim1-11Described box like structure slot type solar energy heating unit；The plurality of box like structure slot type solar energy heating unit is by a major loop heat conduction return duct connection；Each box like structure slot type solar energy heating unit serial or parallel connection, through the heat collecting tank of each box like structure slot type solar energy heating unit, is connected by major loop heat conduction return duct；Each thermal-collecting tube in each box like structure slot type solar energy heating unit all connects transmission heat with the major loop heat conduction return duct through its heat collecting tank；Major loop heat conduction return duct terminal is connected with a heat exchanger.
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| CN201410388355.2A CN104110900B (en) | 2014-08-08 | 2014-08-08 | A kind of box like structure slot type solar energy heating unit and collecting system |
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| CN201410388355.2A CN104110900B (en) | 2014-08-08 | 2014-08-08 | A kind of box like structure slot type solar energy heating unit and collecting system |
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| CN104110900A CN104110900A (en) | 2014-10-22 |
| CN104110900B true CN104110900B (en) | 2016-06-29 |
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| CN201410388355.2A Expired - Fee Related CN104110900B (en) | 2014-08-08 | 2014-08-08 | A kind of box like structure slot type solar energy heating unit and collecting system |
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| CN108332436B (en) * | 2018-03-19 | 2023-06-27 | 河北工业大学 | Trough type solar water heater heat collection system with phase change auxiliary heating function |
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| CN1074997A (en) * | 1992-01-28 | 1993-08-04 | 施国梁 | Integrated type solar water heater system |
| CN2594725Y (en) * | 2002-06-17 | 2003-12-24 | 葛志江 | Spherical netted hot-pipe engineering solar heat collector |
| CN201302303Y (en) * | 2008-10-26 | 2009-09-02 | 董宜昌 | Solar water heating air conditioner |
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