CN109750778A - Solar air heat collection roof for heating villages and towns - Google Patents
Solar air heat collection roof for heating villages and towns Download PDFInfo
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- CN109750778A CN109750778A CN201710735532.3A CN201710735532A CN109750778A CN 109750778 A CN109750778 A CN 109750778A CN 201710735532 A CN201710735532 A CN 201710735532A CN 109750778 A CN109750778 A CN 109750778A
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- heat collection
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Classifications
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
-
- 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
Landscapes
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
- Building Environments (AREA)
Abstract
The invention provides a solar air heat collection roof for heating villages and towns, which comprises: the solar air heat collection components (1) and the building roof integral frame (2) are tightly combined, can replace the traditional building roof, and have the functions of water resistance, heat preservation and heat collection; and according to the grid positions divided by the integral framework of the building roof, the solar air heat collection component (1) is installed and fixed in the grid of the integral framework (2) of the building roof, and the joint of the solar air heat collection component (1) and the integral framework (2) of the building roof is sealed to form the integral solar air heat collection roof. The invention solves the specific implementation mode that the solar air heat collection component (1) replaces the traditional building roof, and can provide a clean heating source for village and town buildings; the core component forming the solar air heat collection roof can realize prefabricated and assembled installation of components, and is beneficial to simplifying construction engineering quantity.
Description
Technical field
The present invention relates to the solar energy heat utilization technical field using air as heating agent, in particular to one kind, which has both, goes along with sb. to guard him
The solar air heat collection roofing in the villages and small towns of structure and heating function.
Background technique
According to the difference of heat transport fluid, solar thermal collector can be divided into solar energy air heat collector and solar energy liquid refrigerant
Solar thermal collector.Solar energy air heat collector is mainly used in solar energy drying, the fields such as building heating.
The villages and small towns area of northern China, due to not having central heating, warming relies on the modes such as scattered coal burning mostly, dirty
Dye object discharge amount is big, and air quality causes anxiety, and with the quickening of Development of China's Urbanization, has also been further exacerbated by China's energy supply
Nervous situation.Therefore, heating mode, suitable renewable energy forms substitution are cleaned what the selection of coal-fired alternative aspect was suitable for
Traditional fossil energy seems especially urgent.
Compared with solar energy liquid refrigerant solar thermal collector, solar energy air heat collector is applied to building heating field,
Antifreeze, pressure-bearing, in terms of have advantageous advantage, it is simpler, reliable, using country building as representative
In low-density low-rise building with good application prospect, applicability is more preferable.
But it in China, area, villages and small towns, is encountered when the Related product of solar energy air heat collector is installed on building roof
Variety of problems.For example, when adding solar product in existing building, it will usually be related to constructing twice, i.e., roofing is pacified
Dress and heat collector installation；Construction volume is not only increased, construction period is extended, and waste material, increases construction and installation
Cost；And when the construction and installation of solar thermal collector, destruction will cause to waterproof, the thermal insulation property of roofing, leave lower leakage
The hidden danger such as water cause puzzlement to the normal life of villages and small towns resident；It has a greatly reduced quality on building aesthetic measure, is mounted on south orientation roofing
Solar thermal collector product seem excessively lofty, affect the whole style and features in building concentration and village；Solar thermal collector produces
The specification of product is uncoordinated with building module, lead to problems such as design efforts would increase with construction unsightly, it is unreasonable.
At the same time, have benefited from leading for national policy, accelerate development the prefabricated and mounting technology of construction project, raising is built
The assembled-type house for building industrialization technology integrated horizontal becomes the new trend and new upsurge of architectural development.Merge assembled-type house
Theory, solar thermal collector product are not re-used as auxiliary product and are presented in building system, advocate fabricated solar product
It comes into being using new concept, has led the new high degree of building integration, to the journey of building integration
Degree is put forward new requirements.
In recent years, having some products about solar heat-collection roof has put into actual production and use, for assembly
The it is proposed of formula solar energy theory has a foreshadowing.But technology is still immature, all there are some common problems.Wherein, existing
Technology provides a kind of solar air heat collection composite roof, and this solar air heat collection composite roof comes from a patent:
" solar air heat collection combined roof device " (application number: 200720067299.8；Applicant: Shanghai ring section building technology has
Limit company), prior art also teaches a kind of solar air heat collection roof boarding, this solar air heat collection roof boarding is come from
One patent: " solar air heat collection roof boarding " (application number: 02265428.3；Applicant: Shanghai ring section building technology is limited
Company)；The structure of the two is similar, is organically to be combined each section component of solar energy heating with roofing.But too
Complexity is installed between positive energy heat collector combined roof device and roofing, is operated and using also not simplified enough, convenient, " playing with building blocks " formula
Modularized splice still be not implemented；Research in terms of solar collecting performance promotion is not goed deep into still, and test data support is lacked；And too
Connection type between positive energy heat collector is more single, and type of attachment is limited by solar heat-collection roof self structure, cannot
According to the needs of use, it obtains more preferably Heat-collecting effect or obtains higher supply air temperature.
Summary of the invention
It is an object of the present invention to be not thorough to solve solar thermal collector product and building integrated degree, the winter
The problems such as pollutant emission that heats in season influences ambient air quality, the present invention provides a kind of solar energy for villages and small towns heating is empty
Gas heat-collecting roof covering.The present invention in conjunction with this typical building enclosure of the roofing of building, designs solar air heat collection technology
Form integrated roofing element, it is ensured that its aesthetic effect that not only will not influence building itself, but also can guarantee the intensity of building
The demands such as waterproof, the heat-insulated and heat insulation function that should have are required, and meet building roof itself with stability etc., while can be made
For the heat source of building heating.The solar air heat collection component is different from solar thermal collector or roof boarding, fully demonstrates
The prefabricated feature of its assembled, componentization.The present invention merges assembled-type house theory, and solar air heat collection component and roofing are whole
Component is passed through reliable connection type at the construction field (site) and carries out Modularized splice by body frame after factory's completion componentization is prefabricated
With assembling, it is beneficial to simplify construction technology, shortens the construction period, promotes village-town house standard of construction.In addition, in the present invention too
Positive energy air heat-collecting roofing not only has the basic function of roofing element, but also is meeting structurally reasonable, good appearance premise
Under, solar energy resources are utilized to greatest extent, absorb heat by solar radiation room air for country building heating, to effectively change
Kind indoor thermal environment, sufficiently presents energy conservation and environment-friendly advantage of the solar energy resources as clean energy resource.
To achieve the above object, the present invention provides a kind of solar air heat collection roofing for villages and small towns heating, packets
Include: several solar air heat collection components and building roof general frame, the two are combined closely, alternative traditional architecture roofing,
With waterproof, heat preservation and heat collection function.
The solar air heat collection component and building roof general frame component are after factory's componentization is prefabricated, according to institute
The grid position of building roof general frame division is stated, the solar air heat collection component is mounted and fixed on the building
In the general frame of face, and in the solar air heat collection component and building roof general frame junction sealing blocking,
It is whole to form solar air heat collection roofing, realizes Modularized splice and assembling between different component, there is typical dress
Advantage is installed with formula.The solar air heat collection roofing will be arranged in building south orientation roofing solar air heat collection component with
Building roof general frame combines together, and then instead of the roofing of architecture noumenon, to be beneficial to simplify construction technology, shorten
Construction period promotes village-town house standard of construction.Also, the solar air heat collection component can fully absorb solar radiation,
Heating source is provided for country building, indoor thermal environment can be effectively improved, improves indoor thermal comfort.
The solar air heat collection component includes: glass cover-plate, heat absorption core, shell, crimping, thermal insulation material, air inlet
Mouth and air outlet；The shell one side is open, and the cross section of the shell is U-shaped, the filling thermal insulating material in the shell
Material, is located at open opposite sides, and the glass cover-plate sealing is covered on the opening of the shell；The glass cover-plate and described outer
Two spaces are partitioned by slant setting heat absorption core between shell, the air inlet and the air outlet are provided with two respectively
In space；The air layer of a flowing is formd between the shell and the glass cover-plate.
The shell is that a side sets rectangular parallelepiped structure jaggy, is made of 0.4mm~2.0mm thick sheet metal,
And the surrounding of the shell aperture extends outward to form crimping, the crimping and the shell are to be integrally formed.The shell
One groove is opened up at the both ends of inside respectively, forms similar static pressure box structure.
For the heat absorption core using scrak type orifice plate heat absorption core, the heat absorption core is the metal for being coated with collection hot coating
Plate, heat absorption core by welding, be fixed between glass cover-plate and shell inside by inclination.The material selection of the heat absorption core is thick
Spend the metal plate of 0.4mm~2.0mm.
The tempered glass that the glass cover-plate uses with a thickness of 0.5mm~8mmmm, to reduce solar energy heating component heat waste
It loses, it is ensured that the thermal insulation property of solar air heat collection roofing, the thermal insulation material filled in the shell select 50mm~100mm
Thick insulation board.
Every group of solar air heat collection component of composition solar air heat collection roofing all has an air inlet and one
Air outlet, the air inlet and air outlet are located at solar energy heating member bottom section and top.
The solar energy heating component is the core component of solar air heat collection roofing, with solar energy air heat collector function
Can be identical, it can be used as the heat source of country building heating.When in use, it can be used simultaneously between the solar air heat collection component
Connection or series system, are attached to form air flow channel by air hose, absorb solar radiation as heating agent by air and obtain heat
Afterwards, hot-air is sent into room along air supply pipeline via blower is building heating.
The building roof general frame includes several lateral square steel and corresponding several longitudinal square steel, the transverse direction square steel
It is placed with longitudinal perpendicular relationship of square steel, and by welded molding, has been separated to form several grids.
Dead size and solar energy heating scantling phase inside each grid divided by the building roof general frame
Coordinate, for placing the solar air heat collection component.
The transverse direction square steel and longitudinal square steel are all made of 80 × 80 stainless steel square steel.Wherein, the stainless steel square
The height of the vertical section of steel is that the width in the cross section of 80mm and the stainless steel square steel is 80mm.It is described transverse direction square steel with it is described
The length of longitudinal square steel can be cut as needed.
The building roof general frame overall dimension is consistent with common roof modulus coordinated sequence, is approximately
The integer multiple of 300mm, so that solar air heat collection roofing does not influence when substituting building roof and construction wall, beam, column structure
Combination is made, harmonious effect is showed.
The solar air heat collection component is directed at the grid that the building roof general frame divides, and is mounted on institute
It states in grid, the crimping and the building roof general frame is riveted by several self-tapping screws nail, and to ensure its work
For the waterproof performance that roofing should have, the solar energy heating component and building roof general frame junction are using sealing
Processing, to constitute the overall structure of solar air heat collection roofing.This fabricated mounting means, makes solar air collection
Hot component component is precisely combined with the building roof general frame component, is become the organic component of building, is realized portion
Product enter building system, and form assembled solar building applies new paragon.
The present invention solves the specific implementation of solar air heat collection component substitution traditional architecture roofing, and can
Clean heating source is provided for country building；The core component for constituting solar air heat collection roofing can realize that componentization is pre-
It makes, have assembled installation advantage, be beneficial to simplify construction technology, shorten construction period.
The present invention has the advantages that
1, solar air heat collection roofing proposed by the present invention is by solar air heat collection component and building roof entirety frame
Frame is combined closely, so that solar power-generating facility really becomes the component of architecture noumenon, not only sufficiently presents solar energy and building one
The advantage of body, and instead of building roof ontology.
2, solar air heat collection roofing proposed by the present invention, which has both, collects thermal energy and building enclosure dual function, is meeting
It can be used as the heat source of building heating while the demands such as waterproof, heat-insulated and heat insulation function that building roof itself should have.
3, solar air heat collection roofing proposed by the present invention merges assembled-type house theory, solar air heat collection roofing
Significant components can be mass such as standard module, and it is prefabricated to be truly realized solar air heat collection roofing element componentization, fortune
To succinct, the convenient and reliable mounting process for passing through " playing with building blocks " formula behind construction site, assembled solar air collection is formed
Hot roofing innovation and application mode.
4, solar air heat collection roofing proposed by the present invention, roofing general frame are assembled by building module, can be met too
Positive energy air heat-collecting component falls directly into splicing and roof-bearing requirement.
5, the scrak type orifice plate heat absorption core that solar air heat collection roofing proposed by the present invention is selected, solar collecting performance are better than
Common thermal-arrest core, makes full use of solar energy resources when can heat in winter, saves the use of conventional energy resource, dirt is effectively reduced
Object discharge amount is contaminated, energy conservation and environment-friendly advantage of the solar energy as clean energy resource are fully demonstrated.
6, solar air heat collection roofing proposed by the present invention can carry out free adjustment and mould according to building heating thermic load
Blockization is expanded, to adapt to the different load demand of different user.
7, connected using mode in parallel or series by air hose between solar air heat collection component proposed by the present invention
It connects to form air flow channel, can get higher heat-collecting capacity or supply air temperature after absorbing solar radiation using air as heating agent.Even
Air duct is located at the inside of solar air heat collection roofing, i.e., the opposite side of the glass cover-plate through sunlight irradiation, hiding
It hides inside roof suspended ceiling or bored top, does not influence indoor beauty.
Detailed description of the invention
Fig. 1 is a kind of front view of the solar air heat collection component of solar air heat collection roofing of the invention；
Fig. 2 is a kind of side view of the solar air heat collection component of Fig. 1 solar air heat collection roofing of the invention；
Fig. 3 is a kind of structural schematic diagram of the heat absorption core of solar air heat collection roofing of the invention；
Fig. 4 is a kind of structural schematic diagram of the building roof general frame of solar air heat collection roofing of the invention；
Fig. 5 is the scheme of installation of a kind of solar air heat collection component and building roof general frame of the invention；
Fig. 6 is that a kind of Fig. 5 solar air heat collection component of the invention is cutd open with building roof general frame installation signal A-A
Face figure；
Fig. 7 is that a kind of Fig. 5 solar air heat collection component of the invention is cutd open with building roof general frame installation signal B-B
Face figure；
Fig. 8 is the partial enlarged view of the side view of the solar air heat collection component of Fig. 2.
Attached drawing mark:
1, solar air heat collection component 2, building roof general frame
3, glass cover-plate 4, heat absorption core
5, shell 6, thermal insulation material
7, air outlet 8, air inlet
9, crimping 10, item seam
11, longitudinal square steel 12, self-tapping screw nail
13, water-proof sealing strip 14, lateral square steel
Specific embodiment
Below in conjunction with attached drawing, the present invention is described in further detail.
The present invention proposes a kind of simple, economic, practical heating solar air heat collection suitable for villages and small towns area
Roofing, alternative traditional architecture roofing have both and collect thermal energy and building enclosure insulation dual function；Merge assembled-type house
Theory, the significant components of solar air heat collection roofing, such as standard module, can be mass, and really realize solar air collection
The componentization of hot roofing element is prefabricated, carries out the succinct, convenient of " playing with building blocks " formula after transporting construction site to and reliably installs, shape
At the innovation and application mode of assembled solar air heat collection roofing.
As shown in FIG. 1 to FIG. 8, the present invention provides a kind of solar air heat collection roofing for villages and small towns heating, packets
Include: several solar air heat collection components 1 and building roof general frame 2, the two is combined closely, alternative traditional architecture room
Face has waterproof, heat preservation and heat collection function.The component of the solar air heat collection component 1 and building roof general frame 2 exists
After factory's componentization is prefabricated, according to the grid position that the building roof general frame 2 divides, the solar air heat collection structure
Part 1 is mounted and fixed in the building roof general frame 2, and in the solar air heat collection component 1 and the building
2 junction of roofing general frame is equipped with water-proof sealing strip 13 and tightly blocks, and forms solar air heat collection roofing entirety, realizes
Modularized splice and assembling, there is typical assembled to install advantage between different component.The solar air heat collection room
Face combines the solar air heat collection component 1 for being arranged in building south orientation roofing with 2 frame of building roof entirety frame together, and then replaces
For the roofing of architecture noumenon.Also, the solar air heat collection component 1 can fully absorb solar radiation, be country building
Heating source is provided, indoor thermal environment can be effectively improved, improves indoor thermal comfort.
As shown in FIG. 1 to 3, the solar air heat collection component 1 include: glass cover-plate 3, heat absorption core 4, shell 5,
Crimping 9, thermal insulation material 6, air outlet 7 and air inlet 8；As shown in Fig. 2, the shell 5 is open on one side, and the cross of the shell 5
Section is U-shaped, fills thermal insulation material 6 in the shell 5, is located at open opposite sides, and the sealing of glass cover-plate 3 is covered on described
The opening of shell 5；As shown in Figures 2 and 8, pass through slant setting heat absorption core 4 between the glass cover-plate 3 and the shell 5
Two spaces are partitioned into, the air inlet 8 and the air outlet 7 are provided in two spaces respectively, i.e., air inlet 8 is located at by inhaling
The lower space that hot core 4 is divided, air outlet 7 are located at the upper space divided by heat absorption core 4；And it is respectively positioned on the right side of shell 5
Side；The air layer of a flowing is formd between the shell 5 and the glass cover-plate 3.
The shell 5 is that a side sets rectangular parallelepiped structure jaggy, exterior contour dimensions length 1000mm, height
2000mm, thickness 160mm are made of 0.8mm thickness aluminium plating zinc plate, and the surrounding that the shell 5 is open extends outward to form volume
Side 9, the crimping 9 are to be integrally formed with the shell 5.Wherein, 9 ruler of crimping at the both ends of 5 length direction of shell
Very little: length is 1100mm, width 50mm；In the size of the crimping 9 of 5 short transverse of shell: length is 2100mm, width
It is 50mm.Opening up a height at the both ends of the inside of the shell 5 respectively is 100mm, width 25mm, length 900mm
Groove, form similar static pressure box structure.This construction increases the static air pressure entered, and dynamic pressure reduces, and noise reduction while makes
Air can be more uniform entrance heat collection component main part, ensure that the heat exchange amount of unit volume fluid.
For the heat absorption core 4 using scrak type orifice plate heat absorption core, the heat absorption core 4 is the calking for being coated with collection hot coating
Steel plate, the 4 overall dimension length of heat absorption core after fixing is 894mm, height 1796mm, thickness 0.4mm, is provided with 22 row's items above
Seam type aperture, every row 6 is single to stitch length 80mm, width 2.5mm, between seam and seam between the upper and lower away from, between left and right away from being 80mm,
Calking is uniformly distributed, porosity 1.64%.In thickness direction, glass cover-plate 3 and seal trim strip occupy about 10mm, moving air
Thickness degree 100mm, heat absorption core 4 by welding, be fixed between glass cover-plate and shell inside by inclination.
The glass cover-plate 3 is using the low iron woven design tempered glass with a thickness of 3.2mm, the interior heat preservation 6 filled of the shell 5
Material selection 50mm thickness polyurethane thermal insulation board；The galvanized sheet of the material selection thickness 0.4mm of the heat absorption core 4.
Every group of solar air heat collection component 1 of composition solar air heat collection roofing all has an air inlet 8 and one
A air outlet 7, the air inlet 8 is located at the middle position at solar energy heating member bottom section and top with air outlet 7, described
The diameter of air inlet 8 and the air outlet 7 is 100mm.
The solar air heat collection component 1 as described in every group of composition solar air heat collection roofing all has described in one
Air inlet 8 and an air outlet 7 pass through wind using mode in parallel or series between the solar air heat collection component 1
Pipe is attached to form air flow channel, can get higher heat-collecting capacity or air-supply after absorbing solar radiation using air as heating agent
Temperature.As shown in Fig. 2, the connection air hose is located at the inside of solar air heat collection roofing, i.e., the glass irradiated through sunlight
The opposite side of cover board 3 is concealed inside roof suspended ceiling or bored top, does not influence beauty of architecture while realizing building heating function
It sees.
As shown in figure 4, the building roof general frame 2 includes several lateral square steel 14 and corresponding several longitudinal square steel
11, the transverse direction square steel 14 is placed with longitudinal perpendicular relationship of square steel 11, and by welded molding, is separated to form
Several grids.
Dead size and solar energy heating scantling phase inside each grid divided by the building roof general frame 2
Coordinate, dead size length 1020mm, height 2020mm inside each grid, and each reserved 10mm of surrounding of the grid, is used for
Place the solar air heat collection component 1.The surrounding of the grid extends outwardly and reserves 10mm, prevents component component ruler
Very little tolerance brings adverse effect to the installation of solar air heat collection roofing construction, is delayed construction speed.
The transverse direction square steel 14 is all made of 80 × 80 stainless steel square steel with longitudinal square steel 11；Wherein, described stainless
The height of the vertical section of steel square steel is 80mm, and the width in the cross section of the stainless steel square steel is 80mm.The transverse direction square steel 14
It can be cut as needed with the length of longitudinal square steel 11.The mesh design of roofing general frame makes solar air
Heat collection component is compact-sized when installing, and can utilize solar energy resources to greatest extent, obtains better Heat-collecting effect.
The application gives a specific embodiment, for 4 groups of solar air heat collection components 1 are set, the building
2 profile arrangement of roofing general frame is that height is 4280mm, and it is approximately the integer multiple of 300mm that length, which is 2280mm,
So that the outer dimension of solar air heat collection roofing entirety is consistent with common building roofing modulus coordinated sequence, when using the sun
It is not influenced when energy air heat-collecting roofing substitution building roof and construction wall, beam, column construction is combined, can be showed harmonious
Effect.
As shown in Fig. 5~Fig. 7, the solar air heat collection component 1 is directed at the building roof general frame 2 and is divided
Grid, and be mounted in the grid of the division, pass through 12 riveting of several self-tapping screws nail crimpings 9 and the building
Face general frame 2, and to ensure its waterproof performance that should have as roofing, the solar energy heating component 1 is built with described
It builds 2 junction of roofing general frame and is tightly blocked using water-proof sealing strip 13, to constitute the whole of solar air heat collection roofing
Body structure.This fabricated mounting means makes 1 component of solar air heat collection component and the building roof general frame 2
Component precisely combines, and becomes the organic component of building, realizes component and enters building system, forms the assembled sun
What can be built applies new paragon.
Solar air heat collection roofing, which substitutes, has thermal insulation property, efficient heat-collecting performance, peace when traditional architecture roofing uses
The advantages such as simple and convenient are filled, are made a concrete analysis of as follows:
Due to severe cold area roofing enclosure structural thermal coefficient upper limit value be 0.40W/ (m2 DEG C), cold district this
Numerical value is 0.50W/ (m2 DEG C).The thermal insulation material uses the polyurethane thermal insulation board of 50mm thickness, heat transfer coefficient 0.50W/
(m2 DEG C), in addition other thermal resistance ingredients such as the glass cover-plate, air layer thermal resistance, the biography of solar air heat collection roofing entirety
Hot property can satisfy code requirement.The thermal insulation material uses 50mm polyurethane thermal insulation board, so that solar air heat collection room
Face can satisfy requirement of the villages and small towns residential architecture for energy-saving design as building enclosure, while can reduce solar energy heating structure
The heat loss of part improves collecting efficiency.If being used in the occasion of higher power conservation requirement, it only need to suitably increase thermal insulation material thickness.
Therefore, solar air heat collection roofing is fully able to meet the regulation of energy saving igniter, it is ensured that its thermal insulation property.
The solar collecting performance of the solar air heat collection roofing has important shadow to the thermal-arrest and heat insulation effect of entire roofing
It rings.The heat absorption core is using scrak type orifice plate heat absorption core.Under the same test conditions, scrak type orifice plate heat absorption core and S
Type spoiler, V-groove heat absorption core are compared, and solar collecting performance is optimal.Using scrak type orifice plate osmosis type heat absorption core, heat transfer medium
The heat exchange of orifice plate core is passed through, in the position close to item seam, resistance reduces, and fluid is concentrated, heat exchange enhancing.After tested, work as solar energy
Air heat-collecting roofing is according to due south direction, the setting of 40 ° of inclination angle, air mass flow 72m3When/h, the collection thermal effect based on daylighting area
Rate equation are as follows: η=0.5131-6.8116T*；Air mass flow is 108m3When/h, η=0.5682-6.9366T*.Wherein, η is institute
Survey the momentary efficiency based on daylighting area of heat collection component.Wherein: T* is the normalization temperature difference, unit (m2·℃)/
W；tinFor the inlet temperature of solar air heat collection roof boarding, unit DEG C；taFor environment temperature, unit DEG C；I is solar irradiation
Degree, unit W/m2。
By taking 100 ㎡ village-town house of Beijing area as an example, south orientation roofing is laid with solar energy sky according to 80% mountable area
Gas heat collection component estimates that area needed for solar air heat collection component is about 40 ㎡.Beijing area belongs to III class of solar energy resources
The monthly average day irradiation in the general area in area, i.e. resource, local latitude camber plane December is 13.709MJ/ (㎡ d).Such as press
According to Beijing area heat 123d, solar air heat collection component be averaged collecting efficiency 30% calculate, solar air heat collection component
Absorbing heat obtained by solar radiation is 20234MJ.Such as according to the daily heating energy consumption 3.6MJ of village-town house unit construction area
It calculates, then entire heating season energy consumption is 44280MJ, and heating season solar insuring rate is 46%.It can be seen that using solar energy sky
Gas heat-collecting roof covering product is building heating for the preferable villages and small towns area of solar energy resources situation, and the heat that solar energy obtains can
Nearly 50% heating energy consumption is undertaken, to ensure that country building indoor thermal comfort, can such as combine in conjunction with heat storage makes
With to a greater extent using local solar energy resources, and auxiliary thermal source being arranged as ensureing, heating effect will be more considerable.
Building roof general frame size use for reference building the standard width of a room in an old-style house and depth modulus series, modulus 3M ordered series of numbers according to 300mm into
Rank, amplitude extend to 75M by 3M, i.e. building size is designed construction according to the modulus increase and decrease of 300mm.4 groups of sun are arranged
Can be for air heat-collecting component, the profile arrangement of building roof general frame is length 4280mm, width 2280mm, closely
Like the integer multiple for being 300mm, so that solar air heat collection roofing overall dimension is approximately uniform with common roof modulus,
Overall dimension is approximate with the axis spacing of beam or load bearing wall consistent, does not influence to be combined with construction wall, beam, column construction, is in
Reveal harmonious effect；Do not increase difficulty of construction, do not extend construction period, is easily achieved using traditional construction technique.And
And since building roof general frame is approximately 300mm integer multiple modulus series, the transverse direction of building roof general frame is formed
Square steel and longitudinal square steel are easily formed standardized components, convenient for factory's componentization is pre-formed and modularization assemble.
Solar air heat collection component equally has the characteristics that integer modulus, and the length without crimping is 2000mm, and width is
1000mm is easy to realize processing and manufacturing in factory.Solar air heat collection component and building roof general frame are distinguished in factory
After the completion of prefabricated, Modularized splice and assembling can be realized by simple construction technology, such as rivet or weld mode, thus structure
It is whole at solar air heat collection roofing.Solar air heat collection roofing can carry out solar energy heating according to building heating thermic load
Component groups number freely adjusts, and conveniently adds multiple groups solar energy heating component and carries out expansion installation, to adapt to the difference of different user
Workload demand.
Solar air heat collection room component componentization is prefabricated to simplify construction technology with assembled mounting means, improves and applies
Work efficiency rate, shortens construction period, proposes new approaches for village-town house construction；Solar air heat collection roofing application so that
Building south orientation roofing area is fully utilized, and improves solar insuring rate, has saved the use of conventional energy resource.This product
Development embody that village-town house construction cost is controllable, quality is guaranteed, saves feature and advantage with safety, meet China
Energy conservation, low-carbon, sustainable development requirement；It is beneficial to realize the industrialization of villages and small towns residential architecture, promotes countryside architecture integral constructing
Level improves living environment.Compared with hot-water type flat plate collector, the solar air heat collection roofing for having both roofing function is being passed through
Ji property aspect has more competitive superiority, is easy that the villages and small towns resident of economic base weakness is allowed to be received.
It should be noted last that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting.Although ginseng
It is described the invention in detail according to embodiment, those skilled in the art should understand that, to technical side of the invention
Case is modified or replaced equivalently, and without departure from the spirit and scope of technical solution of the present invention, should all be covered in the present invention
Scope of the claims in.
Claims (10)
1. a kind of solar air heat collection roofing for villages and small towns heating, characterized in that it comprises: several solar air collection
Hot component (1) and building roof general frame (2), the two is combined closely；The grid position divided according to the roofing general frame
It sets, the solar air heat collection component (1) is mounted and fixed in the grid of the building roof general frame (2), and
It is sealed processing in the junction of the solar air heat collection component (1) and the building roof general frame (2), is formed
Solar air heat collection roofing is whole.
2. the solar air heat collection roofing according to claim 1 for villages and small towns heating, which is characterized in that the sun
Can air heat-collecting component (1) include: glass cover-plate (3), heat absorption core (4), shell (5), thermal insulation material (6), air inlet (8) and
Air outlet (7)；Shell (5) one side is open, and the cross section of the shell (5) is U-shaped, is filled in the shell (5)
Thermal insulation material (6) is covered on the opening of the shell (5) in open opposite sides, glass cover-plate (3) sealing；The glass
Two spaces, the air inlet (8) are partitioned by tilted-putted heat absorption core (4) between cover board (3) and the shell (5)
It is provided in two spaces respectively with the air outlet (7), and is located at the both ends of heat absorption core (4)；The shell (5) with it is described
The air layer of a flowing is formd between glass cover-plate (3).
3. the solar air heat collection roofing according to claim 2 for villages and small towns heating, which is characterized in that the glass
Cover board (3) is located at the outside of the solar air heat collection roofing, absorbs solar radiation and obtains heat；The shell (5) is located at
The inside of solar air heat collection roofing is formed runner by air hose connection air inlet (8) and air outlet (7), is made using air
Obtaining solar energy for heating agent and obtain hot is rooms.
4. the solar air heat collection roofing according to claim 3 for villages and small towns heating, which is characterized in that the shell
(5) groove is opened up at the both ends of inside respectively, forms static pressure box structure.
5. the solar air heat collection roofing according to claim 3 for villages and small towns heating, which is characterized in that the heat absorption
Core (4) is absorbed heat core using scrak type orifice plate, and the heat absorption core (4) is coated with collection hot coating, selection with a thickness of 0.4mm~
The metal plate of 2.0mm；Equidistant several seams (10), the hole of the item seam (10) are provided on the heat absorption core (4)
Rate is 1%~5%.
6. the solar air heat collection roofing according to claim 3 for villages and small towns heating, which is characterized in that the shell
(1) the surrounding difference extension being open is equipped with a crimping (9), and the crimping (9) and the shell (1) are integrally formed；In the volume
Water-proof sealing strip (13) are arranged in the side on side (9).
7. the solar air heat collection roofing according to claim 2 for villages and small towns heating, which is characterized in that the glass
Cover board (3) uses 50mm~100mm thickness insulation board using the tempered glass with a thickness of 0.5mm~8mm, the thermal insulation material (6),
The shell (5) is 0.4mm~2.0mm thick sheet metal.
8. the solar air heat collection roofing according to claim 1 for villages and small towns heating, which is characterized in that the building
Roofing general frame (2) includes several lateral square steel (14) and corresponding several longitudinal square steel (11), the transverse direction square steel (14)
It places, and is integrally formed with longitudinal perpendicular relationship of square steel (11), form several grids, and headroom portion inside grid
Divide surrounding each reserved installation surplus not less than 5mm.
9. the solar air heat collection roofing according to claim 1 for villages and small towns heating, which is characterized in that the transverse direction
Square steel (14) and longitudinal square steel (11) are all made of 80 × 80 stainless steel square steel.
10. it is according to claim 1 for villages and small towns heating solar air heat collection roofing, which is characterized in that it is described too
It is positive mode in parallel or series to be used between air heat-collecting component (1), the solar air heat collection component is connected by air hose
(1) air inlet (8) and air outlet (7) form air flow channel, after absorbing solar radiation acquisition heat as heating agent by air,
Obtain higher heat-collecting capacity or supply air temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710735532.3A CN109750778A (en) | 2017-08-24 | 2017-08-24 | Solar air heat collection roof for heating villages and towns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710735532.3A CN109750778A (en) | 2017-08-24 | 2017-08-24 | Solar air heat collection roof for heating villages and towns |
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| Publication Number | Publication Date |
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| CN109750778A true CN109750778A (en) | 2019-05-14 |
Family
ID=66397575
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| Application Number | Title | Priority Date | Filing Date |
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| Country | Link |
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| JPH08114014A (en) * | 1995-07-13 | 1996-05-07 | Takashi Takahashi | Roof structural body and constructing method of roof structural body |
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Application publication date: 20190514 |