CN103410288A - Vacuum insulation, heat preservation and photovoltaic decoration integrated plate and production method thereof - Google Patents
Vacuum insulation, heat preservation and photovoltaic decoration integrated plate and production method thereof Download PDFInfo
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- CN103410288A CN103410288A CN2013103685824A CN201310368582A CN103410288A CN 103410288 A CN103410288 A CN 103410288A CN 2013103685824 A CN2013103685824 A CN 2013103685824A CN 201310368582 A CN201310368582 A CN 201310368582A CN 103410288 A CN103410288 A CN 103410288A
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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
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
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Abstract
The invention discloses a vacuum insulation, heat preservation and photovoltaic decoration integrated plate. The vacuum insulation, heat preservation and photovoltaic decoration integrated plate is of a layered structure and comprises a heat preservation layer, a reinforcing layer and a photovoltaic decoration layer from inside to outside, wherein the heat preservation layer is made of STP (super thin panel) vacuum insulation heat preservation boards which are packaged by waterproof coils in a vacuum seal mode; the waterproof coils are polymer cement mortar composite waterproof coils; the reinforcing layer are made of cement pressure boards or calcium silicate boards, and the elasticity modulus of the reinforcing layer is the same with that of the heat preservation boards; the photovoltaic decoration layer comprises soft film battery assemblies, a film layer and a coating layer from inside to outside. The vacuum insulation, heat preservation and photovoltaic decoration integrated plate has the advantages of non-ignitability, waterproofness, component standardization, assembly construction and photovoltaic heat preservation and decoration integration.
Description
Technical field
The present invention relates to building energy conservation and photoelectricity building field, be specifically related to a kind of vacuum thermal insulation photovoltaic decoration integrated board and preparation method thereof, be applied to the photoelectric curtain wall building of thermal insulation requirement.
Background technology
Green building is the emphasis of current building science development, and its core is to use the theory and technology of sustainable development, makes to build building and the overall process of operation, economizes on resources to greatest extent, the energy and environmental contamination reduction.The zero energy consumption building that developed country is advocating, exactly when realizing that building energy conservation reduces discharging, take full advantage of the regenerative resource such as solar energy and provide continuous energy supply forever green, low-carbon (LC) for building, to reduce the dependence to traditional fossil energy.For realizing this purpose, more safe and reliable environmental protection and energy saving building materials are being developed on one side energetically in countries in the world, and on one side at the more advanced production of energy type building materials of exploitation, integrated to realize building energy conservation and photovoltaic generation, the change architectural energy consumption is the architecture production clean energy resource.
Photovoltaic building materials and BIPV (Building Integrated PV) are the front line science research of international building science.Traditional photoelectricity building mostly is take photovoltaic glass and is the photovoltaic curtain wall system of representative, and this system is suffered generally query and denounce because of problems such as the light pollution, poor stability, the installation that come out are complicated, expensive and maintenance cost is high.How a large amount of building exterior wall faces is built into to safe and reliable photoelectric curtain wall, significant for the integrated range of application of expansion solar photovoltaic building.The high level of Future in China, super highrise building get more and more, and all need to carry out external wall thermal insulation, as in these architectural BIPV (Building Integrated PV) that realizes, just must consider the synergy of the several functions such as heat-insulation and heat-preservation in the photoelectricity building system, fire-proof and water-proof, photovoltaic generation carefully and influence each other, guarantee that whole system is when realizing the basic architecture function, can safety and stability to building, provide required electric power.Therefore, the design of whole system and material are selected upper, will take into full account material weight, waterproof and dampproof, fire safety, installation is convenient and economic rationality.
Curtain wall system has been widely used in the indispensable technology of decorating outer wall of building such as external wall ，Shi mall, office building, and existing curtain wall technology only has the thermal insulation of body of wall and decoration function, does not possess the function of photovoltaic generation.Just started adopt of the photovoltaic glass curtain wall of promoting more and take tempered glass and be the photovoltaic module of substrate, the potential safety hazards such as it exists, and quality is heavy, the easy explosion fragmentation of tempered glass and light pollution.Secondly, on the Application and Development of the heat insulating photovoltaic curtain wall of non-glass curtain wall construction, be still a field of urgently developing method.
China Patent No. is to disclose a kind of solar energy power generating exterior wall finish plate and side fascia in the utility model patent manual of CN201354501Y; China Patent No. is to disclose a kind of photovoltaic power-generating composite board with external wall or finial function in the utility model patent manual of CN202263950U.In above-mentioned two patents, what in photovoltaic power-generating composite board, all adopt as the substrate of photovoltaic cell carriage is the hard plate materials such as metal, cement, plastics, and they do not possess function of heat insulation, can not meet the heat insulation requirement of building heat preserving.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of vacuum thermal insulation photovoltaic decoration integrated board for the photoelectricity building and preparation method thereof, described vacuum thermal insulation photovoltaic decoration integrated board has the several functions such as thermal insulation, photovoltaic generation, fire-proof and water-proof, architectural decoration concurrently, be applied to the photoelectric curtain wall building of thermal insulation requirement, realize building the effect energy-efficient and required electric power of generating power for their own use.
Vacuum thermal insulation photovoltaic decoration integrated board of the present invention, described integrated board is layer structure, comprises successively from the inside to the outside insulation layer, enhancement Layer and photovoltaic decorative layer, described insulation layer is the ultra-thin vacuum thermal insulation plate of STP.
Vacuum thermal insulation photovoltaic decoration integrated board of the present invention, the ultra-thin vacuum thermal insulation plate thickness of wherein said STP is 10～30mm, by the waterproof roll sealed envelope.
Vacuum thermal insulation photovoltaic decoration integrated board of the present invention, wherein said waterproof roll is the polymer cement mortar macromolecular compounded waterproof material, is composited by glass fiber enhancing nonwoven and polymer cement mortar, thickness is between 2～3mm; Described polymer cement mortar is to be stirred and formed by the copolymer that cement, aggregate and multiple single aggressiveness that can be dispersed in water are polymerized; can form unique composite network structure that certain toughness is arranged, described vacuum thermal insulation plate is played to protection and waterproof dual-use function.
Vacuum thermal insulation photovoltaic decoration integrated board of the present invention, wherein said photovoltaic decorative layer comprises flexible thin-film battery assembly, rete and dope layer from the inside to the outside successively.
Vacuum thermal insulation photovoltaic decoration integrated board of the present invention, wherein said flexible thin-film battery assembly are the hull cells that adopts deposition of transparent conductive film to prepare on the flexible flexible substrate such as plastics.Described flexible thin-film solar cell comprises: non-crystalline silicon flexible solar hull cell, copper indium potassium selenium film too can batteries (CIGS), cadmium telluride diaphragm solar battery (CdTe), DSSC (DSC) and organic thin film solar cell, described rete is fluorine-containing TPT polyester film or ethene-TFE copolymer (ETFE) film, thickness is 250um, mainly plays sealing, protection, uvioresistant, steam obstruct, electrical insulation, stable dimensions, wet and heat ageing resistant and fire-retardant and anti-fouling and self-cleaning effect; Described dope layer is that nano level anti-fouling and self-cleaning coating coating forms by particle diameter, preferred described dope layer is nanoscale organosilicon-modified acrylic coating or nanoscale fluorocarbon coating, thickness is 30～70um, mainly play self-cleaning, anti-pollution, this coating can effectively avoid the pollutants such as dust, haze to reduce the photoelectric transformation efficiency of solar cell.
Vacuum thermal insulation photovoltaic decoration integrated board of the present invention, wherein said enhancement Layer is calcium silicate board or cement pressure plate, and the thickness of described enhancement Layer is 3～5mm, and its modulus of elasticity is consistent with described insulation layer.Described calcium silicate board be take the high-quality high-mark cement and is matrix material, and be equipped with natural fiber and strengthen, through special techniques such as vanguard technology moulding, pressurization, high-temperature steam curings, process and make, a kind of novel building and industrial sheet material with premium properties, its product fire prevention, protection against the tide, sound insulation, Anti-moth-eating, durability is strong; Described cement pressure plate claims again the cement fibre pressure plate, to take natural fiber and cement to be raw material, a kind of building panel formed through slurrying, moulding, cutting, pressurization, maintenance, have the advantages such as lightweight, high-strength, waterproof, anticorrosion, fire prevention, be widely used in side fascia, curtain wall liner plate, composite wall faceplate in civilian and industrial construction; Described calcium silicate board and described cement pressure plate rely on its good physical and mechanical property and durability, can effectively protect insulation layer not to be subjected to the destruction of long-term adverse circumstances; Select calcium silicate board and the cement pressure plate consistent with described insulation layer modulus of elasticity, can prevent the interlayer crack that insulation layer and enhancement Layer produce because of differential deformation.
Vacuum thermal insulation photovoltaic decoration integrated board of the present invention, wherein said waterproof roll is the polymer cement mortar macromolecular compounded waterproof material, by tire base and polymer cement mortar, be composited, thickness is 1.5～2.5mm, and described tire base is the composite felt of polyester-cotton blend nonwoven and glass fiber reticular cloth.
Vacuum thermal insulation photovoltaic decoration integrated board of the present invention, wherein said insulation layer is in the same place by the polymer cement mortar adhesives with enhancement Layer, and described enhancement Layer and photovoltaic decorative layer are bonded together by fire-type polymeric binder (west card one pack system high modulus polyurethane sealant).Described polymer cement mortar adhesive is to be stirred and formed by cement, aggregate and the organic polymer that can be dispersed in water, and polymer film forming under ambient conditions covers on cement granules, and it is strong bonding that cement body and aggregate are formed.Derivatized polymers has the ability that stops microcrack to occur and expand, and the polymer cement mortar cementing agent is the inorganic material cementing agent, good with the compatibility of the inorganic material such as heat insulating material waterproofing course and calcium silicate board, and bonding firmly.Described fire-type polymeric binder is a kind of similar ointment, in case the moisture in ingress of air will be solidified into a kind of material of tough and tensile rubber-like solid, this west card one pack system high modulus polyurethane sealant bonding force is strong, hot strength is large, have again simultaneously weatherability, vibration resistance, with moistureproof, anti-foul smell with adapt to the characteristics that cold and hot variation is large, can realize the effective adhesive that has between the ultra-thin vacuum thermal insulation plate of flexible thin-film battery assembly plastic supporting base and STP enhancement Layer.
A kind of method for preparing described vacuum thermal insulation photovoltaic decoration integrated board, comprise the steps:
(1) preparation of insulation layer: by the ultra-thin vacuum heat-insulation plate sealed envelope of described STP, the thickness of described insulation layer is 10～30mm with waterproof roll;
(2) preparation of enhancement Layer: select calcium silicate board with microporous or the cement pressure plate of 3～5mm, at its external coating acid-organosilicon crylic acid water-repellent paint;
(3) preparation of photovoltaic decorative layer: seal up TPT polyester film or ethene-TFE copolymer (ETFE) rete in the surface coverage of described flexible thin-film battery assembly, and apply nanoscale organic silicon acrylic coating or the nanoscale fluorocarbon coating with anti-pollution function in the outside of described TPT polyester film or ethene-TFE copolymer (ETFE) rete;
(4) adopt described insulation layer and the described enhancement Layer of polymer cement mortar cementing agent bonding through the waterproof roll sealed envelope;
(5) adopt the west card one pack system high modulus polyurethane sealant described enhancement Layer of bonding and photovoltaic decorative layer;
(6) merge encapsulation: the order according to fexible film photovoltaic cell component, west card one pack system high modulus polyurethane sealant, calcium silicate board or water pressure plate, polymer cement mortar cementing agent and the ultra-thin vacuum thermal insulation plate of STP stacks gradually, through roll-in and autoclave, process, make each layer assembly close adhesion, obtain product.
The preparation method of described vacuum thermal insulation photovoltaic decoration integrated board, wherein:
The preparation method of described waterproof roll is: by mechanical calendering formation technology, polymer cement mortar is evenly applied, rolls the both sides that strengthen nonwoven in glass fiber, the flexible polymer cement mortar is evenly coated to the both sides that described glass fiber strengthens nonwoven tire base by machine-processed scraper plate, form the waterproof roll of wide 1.2 meters, the waterproof roll of making is dried and maintenance;
The oven dry of described waterproof roll and maintenance process are: the waterproof roll of making adopts the blowing hot wind device auto-drying in production line, reach the polymer mortar initial set, waterproof roll after rolling, under the interior temperature of 5～38 ℃, natural drying maintenance is standby after 28 days;
Described calcium silicate board is to take cement to be matrix material, is equipped with natural fiber and strengthens, and processes and makes through moulding, pressurization, high-temperature steam curing;
The waterproof of described enhancement Layer and resistance to deformation processing method are: at the external coating acid-organosilicon crylic acid water-repellent paint of described enhancement Layer;
Described cement pressure plate is to take natural fiber and cement to be raw material, forms through slurrying, moulding, cutting, pressurization, maintenance;
The production method of described flexible thin-film battery assembly comprises: the hull cell volume to volume is produced, cell piece is assembled, photovoltaic component encapsulating;
Described polymer cement mortar adhesive is to be stirred and formed by cement, aggregate and the organic polymer that is dispersed in water.
Vacuum thermal insulation photovoltaic decoration integrated board difference from prior art of the present invention is the mode that the present invention has adopted the flexible photovoltaic solar film battery assemblies such as STP high-efficiency vacuum heat insulating thermal preserving board that strengthen to process through waterproof and non-crystalline silicon to combine, and efficiently solves an urgent demand that photoelectric curtain wall is faced lightweight, heat-insulation and heat-preservation, waterproof fireproofing and efficiency power generation integrated system; The ultra-thin vacuum thermal insulation plate of insulation layer materials'use STP of integrated board of the present invention, it comprises that employing, by the compound gas barrier film of high strength that multilayer material is composited, has high-gas resistance.This plate coefficient of thermal conductivity is low, and far below organic insulation materials such as polyurethane, heat insulation effect is equivalent to 2.8 times of polyurethane, and the ultra-thin vacuum thermal insulation plate of described STP is inorganic heat insulation material, and fire-protection rating is that the A level is not fired.The ultra-thin vacuum thermal insulation plate of described STP mass area ratio is light, and safety is good; The flexible photovoltaic solar film battery assemblies such as non-crystalline silicon have the characteristic of collapsible and difficult broken, can be arbitrarily curling, cutting, stickup; Battery component all has very strong absorptive capacity to the low light level, scattered light, diffused light, is particularly suitable for the solar energy power generating of elevation of building.
The integrated board formed by flexible photovoltaic solar film battery assemblies such as STP plate and non-crystalline silicons of the present invention, it is the integrated fusion of photoelectric technology and modern heat insulation decoration system, be the function exterior wall photoelectricity systems such as the generating of a kind of light harvesting volt, noise insulation, thermal insulation, fire-proof and water-proof, decoration of exterior wall, fully demonstrated the characteristics of building multifunction, high-intelligentization; Integrated board of the present invention, when producing clean energy resource, has also met the various functional demand of building, and this production of energy type building curtain wall is the Typical Representative of green building technique development.
Vacuum thermal insulation photovoltaic decoration integrated board of the present invention has advantages of and does not fire waterproof, component standardization, construction assemblingization, photovoltaic heat preservation decoration integrative, wherein, flexible photovoltaic decorative layer, enhancement Layer, insulation layer and high with the tensile strength at each interface of body of wall basic unit, the total system safety factor is large; By compound flexible photovoltaic solar film battery assemblies such as STP high-efficiency vacuum heat insulating thermal preserving board and non-crystalline silicons, make the photovoltaic building materials component of tool insulation and decoration and the multiple complex function of solar electrical energy generation, when improving photoelectricity building comprehensive function, decrease its construction cost; Vacuum thermal insulation photovoltaic decoration integrated board of the present invention except considering each factors such as photocell group, electro-optical package, wire, integrated circuit, rectifier, also fully takes into account the functions such as traditional safe, the protection of curtain wall, sealing, decoration in application.
Below in conjunction with accompanying drawing, vacuum thermal insulation photovoltaic decoration integrated board of the present invention is described further.
The accompanying drawing explanation
Fig. 1 is the structural representation of vacuum thermal insulation photovoltaic decoration integrated board of the present invention;
Fig. 2 is the partial enlarged drawing at Fig. 1 M place.
The specific embodiment
As depicted in figs. 1 and 2, vacuum thermal insulation photovoltaic decoration integrated board of the present invention is layer structure, comprise successively from the inside to the outside insulation layer 2, enhancement Layer 3 and photovoltaic decorative layer 9, wherein, described insulation layer 2 is by waterproof roll 1 sealed envelope, and described insulation layer 2 is the ultra-thin vacuum thermal insulation plate of STP, thickness is 10mm, described waterproof roll 1 is the polymer cement mortar macromolecular compounded waterproof material, is composited by glass fiber enhancing polyester-cotton blend nonwoven and polymer cement mortar, and thickness is 1.5mm.Described enhancement Layer 3 is cement pressure plate or calcium silicate board, and thickness is 3mm, and its modulus of elasticity is consistent with described insulation layer 2.Described photovoltaic decorative layer 9 comprises flexible thin-film battery assembly 5, rete 8 and dope layer 7 from the inside to the outside successively; Described flexible thin-film battery assembly 5 is non-crystalline silicon flexible solar hull cell; Described rete 8 is fluorine-containing TPT polyester film or ethene-TFE copolymer film (ETFE), and thickness is 250um; Described dope layer 7 is that nano level anti-fouling and self-cleaning coating coating forms by particle diameter, and described antifouling paint is preferably nanoscale organosilicon-modified acrylic coating or nanoscale fluorocarbon coating, and thickness is 30um.Described insulation layer 2 and enhancement Layer 3 are bonded together by polymer cement mortar adhesive 4, and described enhancement Layer 3 and photovoltaic decorative layer 9 are bonded together by fire-type polymeric binder 6.
As depicted in figs. 1 and 2, vacuum thermal insulation photovoltaic decoration integrated board of the present invention is layer structure, comprise successively from the inside to the outside insulation layer 2, enhancement Layer 3 and photovoltaic decorative layer 9, wherein, described insulation layer 2 is by waterproof roll 1 sealed envelope, and described insulation layer 2 is the ultra-thin vacuum thermal insulation plate of STP, thickness is 30mm, described waterproof roll 1 is the polymer cement mortar macromolecular compounded waterproof material, is composited by glass fiber enhancing polyester-cotton blend nonwoven and polymer cement mortar, and thickness is 2.5mm.Described enhancement Layer 3 is cement pressure plate or calcium silicate board, and thickness is 5mm, and its modulus of elasticity is consistent with described insulation layer 2.Described photovoltaic decorative layer 9 comprises flexible thin-film battery assembly 5, rete 8 and dope layer 7 from the inside to the outside successively; Described flexible thin-film battery assembly 5 is copper indium potassium selenium thin-film solar cells; Described rete 8 is fluorine-containing TPT polyester film or ethene-TFE copolymer (ETFE) film, and thickness is 250um; Described dope layer 7 is that nano level anti-fouling and self-cleaning coating coating forms by particle diameter, and described anti-fouling and self-cleaning coating is preferably nanoscale organosilicon-modified acrylic coating or fluorocarbon coating, and thickness is 70um.Described insulation layer 2 and enhancement Layer 3 are bonded together by polymer cement mortar adhesive 4, and described enhancement Layer 3 and photovoltaic decorative layer 9 are bonded together by fire-type polymeric binder west card one pack system high modulus polyurethane sealant 6.
As depicted in figs. 1 and 2, vacuum thermal insulation photovoltaic decoration integrated board of the present invention is layer structure, comprise successively from the inside to the outside insulation layer 2, enhancement Layer 3 and photovoltaic decorative layer 9, wherein, described insulation layer 2 is by waterproof roll 1 sealed envelope, and described insulation layer 2 is the ultra-thin vacuum thermal insulation plate of STP, thickness is 20mm, described waterproof roll 1 is the polymer cement mortar macromolecular compounded waterproof material, is composited by glass fiber enhancing polyester-cotton blend nonwoven and polymer cement mortar, and thickness is 2mm.Described enhancement Layer 3 is cement pressure plate or calcium silicate board, and thickness is 4mm, and its modulus of elasticity is consistent with described insulation layer 2.Described photovoltaic decorative layer 9 comprises flexible thin-film battery assembly 5, rete 8 and dope layer 7 from the inside to the outside successively; Described flexible thin-film battery assembly 5 is the organic film battery; Described rete 8 is fluorine-containing TPT polyester film or ethene-TFE copolymer (ETFE) film, and thickness is 250um; Described dope layer 7 is that nano level anti-fouling and self-cleaning coating coating forms by particle diameter, and described anti-fouling and self-cleaning coating is preferably nanoscale organosilicon-modified acrylic coating or fluorocarbon coating, and thickness is 50um.Described insulation layer 2 and enhancement Layer 3 are bonded together by polymer cement mortar adhesive 4, and described enhancement Layer 3 and photovoltaic decorative layer 9 are bonded together by fire-type polymeric binder west card one pack system high modulus polyurethane sealant 6.
A kind of preparation method of STP high-efficiency vacuum heat insulating thermal preserving board, it comprises the steps:
(1) preparation of insulation layer 2: use the waterproof roll 1 of being made by polymer composites such as polymer cement mortars by STP high-efficiency vacuum heat insulating thermal preserving board surrounding sealed envelope, form totally-enclosed, the waterproof fireproofing warming plate of thickness between 10～30mm;
The preparation method of described waterproof roll 1 is: the flexible polymer cement mortar is evenly coated by glass fiber and strengthened the both sides that the polyester-cotton blend nonwoven forms the tire base by machine-processed scraper plate, form the waterproof roll 1 of wide 1.2 meters, the blowing hot wind device auto-drying that the waterproof roll 1 of making adopts in production line, reach the polymer mortar initial set, waterproof roll after rolling, under the interior temperature of 5～38 ℃, natural drying maintenance is standby after 28 days;
(2) preparation of enhancement Layer 3: by the calcium silicate board with microporous of 3～5mm or cement pressure plate external coating water-proof acrylic acid paint, make it possess good durability, described calcium silicate board is to take cement to be matrix material, is equipped with natural fiber and strengthens, and processes and makes through moulding, pressurization, high-temperature steam curing; Described cement pressure plate is to take natural fiber and cement to be raw material, forms through slurrying, moulding, cutting, pressurization, maintenance;
(3) preparation of photovoltaic decorative layer 9: seal up TPT polyester film or ethene-TFE copolymer (ETFE) rete 8 in the surface coverage of described flexible thin-film battery assembly 5, and apply nanoscale organic silicon acrylic coating or the nanoscale fluorocarbon coating with anti-pollution function in the outside of described TPT polyester film or ethene-TFE copolymer (ETFE) rete 8; The production method of described flexible thin-film battery assembly 5 comprises: the hull cell volume to volume is produced, cell piece is assembled, photovoltaic component encapsulating;
(4) the polymer cement mortar cementing agent forms the first tack coat 4, and bonding is through waterproof volume, the described insulation layer 2 of 1 sealed envelope and described enhancement Layer 3; Described polymer cement mortar adhesive is to be stirred and formed by cement, aggregate and the organic polymer that is dispersed in water;
(5) adopt the west card one pack system high modulus polyurethane sealant described enhancement Layer of bonding and photovoltaic decorative layer;
(6) merge encapsulation: the order according to fexible film photovoltaic cell component, west card one pack system high modulus polyurethane sealant, calcium silicate board or water pressure plate, polymer cement mortar cementing agent and STP vacuum thermal insulation plate stacks gradually, through roll-in and autoclave, process, make each layer assembly close adhesion, obtain product.
The vacuum thermal insulation photovoltaic panel is installed on the lighting surface of skin by the bonding mode combined with anchoring.Solar panel on every block of heat insulating photovoltaic plate has independently both positive and negative polarity ampere wires to draw, and electric lead and junction box are arranged in and are positioned at the wire slotted eye that prolongs heat insulating photovoltaic plate length direction sidewall.During installation, electric lead on every block of heat insulating photovoltaic plate is carried out to circuit by junction box and connect combination (connection of serial or parallel connection circuit), then utilize every structural joint between the heat insulating photovoltaic plate that the electric lead guiding is connected to inverter, change direct current into alternating current, serve electrical network (grid-connected use) or directly offer building load electricity consumption through being arranged on building switchbox within doors.With fluid sealant, the structural joint between the heat insulating photovoltaic plate is carried out to the waterproof sealing insulation and process, wherein electric lead and junction box are carried out to the protection of waterproof, antifreeze, anti-high temperature.
Above-described embodiment is described the preferred embodiment of the present invention; not scope of the present invention is limited; design under the prerequisite of spirit not breaking away from the present invention; various distortion and improvement that those of ordinary skills make technical scheme of the present invention, all should fall in the definite protection domain of the claims in the present invention book.
Claims (10)
1. vacuum thermal insulation photovoltaic decoration integrated board, it is characterized in that: described integrated board is layer structure, comprises successively from the inside to the outside insulation layer, enhancement Layer and photovoltaic decorative layer, described insulation layer is the ultra-thin vacuum thermal insulation plate of STP.
2. vacuum thermal insulation photovoltaic decoration integrated board according to claim 1, it is characterized in that: the ultra-thin vacuum thermal insulation plate thickness of described STP is 10～30mm, by the waterproof roll sealed envelope.
3. vacuum thermal insulation photovoltaic decoration integrated board according to claim 1 and 2, it is characterized in that: described photovoltaic decorative layer comprises flexible thin-film battery assembly, rete and dope layer from the inside to the outside successively.
4. vacuum thermal insulation photovoltaic decoration integrated board according to claim 3, it is characterized in that: described flexible thin-film battery assembly is non-crystalline silicon flexible solar hull cell, copper indium potassium selenium thin-film solar cells, cadmium telluride diaphragm solar battery, dye-sensitized cell or organic film battery; Described rete is fluorine-containing TPT polyester film or ethene-TFE copolymer film, and thickness is 250um; Described dope layer is that nano level anti-fouling and self-cleaning coating coating forms by particle diameter.
5. vacuum thermal insulation photovoltaic decoration integrated board according to claim 4, it is characterized in that: described enhancement Layer is cement pressure plate or calcium silicate board, and the thickness of described enhancement Layer is 3～5mm, and its modulus of elasticity is consistent with described insulation layer.
6. vacuum thermal insulation photovoltaic decoration integrated board according to claim 5, it is characterized in that: described anti-fouling and self-cleaning coating is nanoscale organosilicon-modified acrylic coating or nanoscale fluorocarbon coating, and thickness is 30～70um.
7. vacuum thermal insulation photovoltaic decoration integrated board according to claim 6, it is characterized in that: described waterproof roll is the polymer cement mortar macromolecular compounded waterproof material, by tire base and polymer cement mortar, be composited, thickness is 1.5～2.5mm, and described tire base is the composite felt of polyester-cotton blend nonwoven and glass fiber reticular cloth.
8. vacuum thermal insulation photovoltaic decoration integrated board according to claim 7, it is characterized in that: described insulation layer is in the same place by the polymer cement mortar adhesives with enhancement Layer, described enhancement Layer and photovoltaic decorative layer are bonded together by the fire-type polymeric binder, and described fire-type cementing agent is west card one pack system high modulus polyurethane sealant.
9. a method for preparing the described vacuum thermal insulation photovoltaic of above-mentioned any claim decoration integrated board, is characterized in that: comprise the steps:
(1) preparation of insulation layer: by described warming plate sealed envelope, the thickness of described insulation layer is 10～30mm with waterproof roll;
(2) preparation of enhancement Layer: select calcium silicate board with microporous or the cement pressure plate of 3～5mm, it is carried out to waterproof and resistance to deformation processing;
(3) preparation of photovoltaic decorative layer: seal up TPT polyester film or ethene-TFE copolymer rete in the surface coverage of described flexible thin-film battery assembly, and apply nanoscale organic silicon acrylic coating or the nanoscale fluorocarbon coating with anti-pollution function in the outside of described TPT polyester film or ethene-TFE copolymer rete;
(4) adopt described insulation layer and the described enhancement Layer of polymer cement mortar cementing agent bonding through the waterproof roll sealed envelope;
(5) adopt the west card one pack system high modulus polyurethane sealant described enhancement Layer of bonding and described photovoltaic decorative layer;
(6) merge encapsulation: the order according to fexible film photovoltaic cell component, west card one pack system high modulus polyurethane sealant, calcium silicate board or water pressure plate, polymer cement mortar cementing agent and warming plate stacks gradually, through roll-in and autoclave, process, make each layer assembly close adhesion, obtain product.
10. method according to claim 9 is characterized in that:
The preparation method of described waterproof roll is: by mechanical calendering formation technology, polymer cement mortar is evenly applied, rolls the both sides that strengthen the polyester-cotton blend nonwoven in glass fiber, the flexible polymer cement mortar is evenly coated to the both sides that described glass fiber strengthens polyester-cotton blend nonwoven tire base by machine-processed scraper plate, form the waterproof roll of wide 1.2 meters, the waterproof roll of making is dried and maintenance;
The oven dry of described waterproof roll and maintenance process are: the waterproof roll of making adopts the blowing hot wind device auto-drying in production line, reach the polymer mortar initial set, waterproof roll after rolling, under the interior temperature of 5～38 ℃, natural drying maintenance is standby after 28 days;
The waterproof of described enhancement Layer and resistance to deformation processing method are: at the external coating acid-organosilicon crylic acid water-repellent paint of described enhancement Layer;
Described calcium silicate board is to take cement to be matrix material, is equipped with natural fiber and strengthens, and processes and makes through moulding, pressurization, high-temperature steam curing;
Described cement pressure plate is to take natural fiber and cement to be raw material, forms through slurrying, moulding, cutting, pressurization, maintenance;
The production method of described flexible thin-film battery assembly comprises: the hull cell volume to volume is produced, cell piece is assembled, photovoltaic component encapsulating;
Described polymer cement mortar adhesive is to be stirred and formed by cement, aggregate and the organic polymer that is dispersed in water.
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| CN103410288B (en) | 2016-02-17 |
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