CN214756163U - Power generation building material with illumination function - Google Patents
Power generation building material with illumination function Download PDFInfo
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- CN214756163U CN214756163U CN202120417088.2U CN202120417088U CN214756163U CN 214756163 U CN214756163 U CN 214756163U CN 202120417088 U CN202120417088 U CN 202120417088U CN 214756163 U CN214756163 U CN 214756163U
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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
- Y02B10/10—Photovoltaic [PV]
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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
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Abstract
The utility model particularly relates to a power generation building material with illumination function, which comprises a light-transmitting glass layer, a power generation circuit layer, a backboard layer and a luminescent layer from top to bottom in sequence; the back plate layer comprises an insulating film and a substrate, the insulating film and the substrate are bonded through an adhesive film, and the insulating film is arranged between the power generation circuit layer and the substrate; the luminous layer is composed of an LED lamp or an LED screen, and the LED lamp or the LED screen is connected with the power generation circuit layer through a circuit. The LED lamp or the LED screen is arranged below the back plate layer of the power generation building material, so that the power generation building material can illuminate and set a top illumination atmosphere, and is practical and attractive; the power generation building material is provided with the heat dissipation layer between the back plate layer and the luminous layer, and the heat dissipation layer is internally provided with the S-shaped arranged ventilation pipelines, so that heat generated by the LED lamp or the LED screen during working can be well dissipated; and the power generation building material has good insulativity between the power generation circuit layer and the back plate layer, and the back plate layer has the advantages of good formability, fire resistance, water resistance, moisture resistance, heat preservation, weather resistance, heat insulation, noise reduction and load bearing.
Description
Technical Field
The utility model belongs to the technical field of the novel intelligent building materials in fields such as productivity building, assembly type building, green building, concretely relates to electricity generation building materials with illumination function.
Background
Wind energy, solar energy, ocean energy, geothermal energy and the like are new energy sources which can be utilized by people at present, production places of the wind energy, the solar energy, the ocean energy, the geothermal energy and the like are all arranged in suburbs, deserts or oceans with rare smoke and low energy consumption, and the utilization of the new energy sources is rarely seen in cities with concentrated population and high energy consumption. On the one hand, the new energy is not distributed in a centralized way, such as the centralized distribution area of wind energy, ocean energy and geothermal energy is not suitable for human residence; on the other hand, the new energy is not fully and reasonably utilized, for example, the solar energy is widely distributed, and a large amount of available solar energy is available in cities with large population density. Solar energy is the most extensive, universal and distributive clean energy technology in the current renewable energy technology.
At present, the main mode of combining building and solar energy is Building Integrated Photovoltaic (BIPV), but the conventional BIPV adopts a dual-glass assembly, namely a component material consisting of a glass front plate, an intermediate power generation circuit layer and a glass back plate, which is also called a dual-glass assembly. The products of such glass master materials have the following disadvantages:
(1) the adopted toughened glass cannot be subjected to secondary processing;
(2) the dual-glass assembly essentially belongs to laminated toughened glass, has poor connection performance with an external maintenance structure of a building, particularly a wall surface and a roof surface, and can be matched and installed with the external maintenance structure of the building only by additionally adding a large number of accessories and installation components; the connecting gap between the components is a flat gap, and the waterproof glue is required to be filled to block rainwater;
(3) the weight of unit area is large, so that the self weight of the building is increased, and the load and the cost of the building structure are increased;
(4) the rigidity is fragile, only a plane can be made, the curved surface is difficult to be made, and the requirements of the building appearance on the curved surface and lines are difficult to meet;
(5) the safety and the fire resistance are poor, and the self-explosion is easy to happen particularly in fire and high temperature in summer;
(6) the back surface can not be directly pasted with the heat-insulating material, and the joint is sealed by the waterproof glue, so that the waterproof performance and the heat-insulating performance of the installed roof or wall surface are poorer than those of the existing conventional building material, and the weather resistance is poor;
(7) the application range is narrow, and the method is mostly used for scenes such as building roof pavilion rainsheds, parking sheds, vertical surface railing members, window sunshade members and the like.
Therefore, building material members typified by conventional dual glass assemblies are difficult to popularize and use.
The patent with the publication number of CN109801989A discloses a power generation building material and a preparation method thereof. The power generation building material comprises a building material facing protective layer, a photoelectric conversion layer and a building material base layer. The building material base layer is a building material, and the water absorption rate of the building material is below 0.5%. The waterproof performance and water absorption rate of the photovoltaic power generation solar cell package are required to be lower than 0.0001%, and obviously, building materials are used as back plate materials of the photoelectric conversion layer, so that the insulation property is poor, and potential safety hazards exist in the photovoltaic module.
SUMMERY OF THE UTILITY MODEL
In order to solve the defect that dual glass assembly exists among the prior art, ordinary building material is poor as backplate material insulating nature and the problem of electricity generation building materials function singleness, the utility model provides a electricity generation building materials with illumination function is provided with LED lamp or LED screen in the below of backplate layer, screens the power supply for LED lamp or LED through the generating circuit layer, and insulating nature is good between generating circuit layer and the backplate layer, and the backplate layer has advantages such as the formability is good, fire prevention, waterproof, dampproofing, keeps warm, resistant time, thermal-insulated, fall make an uproar, bearing. The to-be-solved technical problem of the utility model is realized through following technical scheme:
a power generation building material with a lighting function comprises a light-transmitting glass layer, a power generation circuit layer, a back plate layer and a light-emitting layer from top to bottom in sequence;
the power generation circuit layer, the light-transmitting glass layer and the back plate layer are bonded through the high weather-resistant glue film;
the back plate layer comprises an insulating film and a base material, the insulating film and the base material are bonded through a high weather-resistant adhesive film, and the insulating film is arranged between the power generation circuit layer and the base material;
the luminous layer is composed of an LED lamp or an LED screen, and the LED lamp or the LED screen is connected with the power generation circuit layer through a circuit.
Furthermore, the power generation building material further comprises a heat dissipation layer, wherein the heat dissipation layer is located between the back plate layer and the light emitting layer.
Furthermore, a ventilation pipeline is arranged in the heat dissipation layer.
Further, the ventilation ducts are arranged in an S shape.
Furthermore, the power generation circuit layer is formed by bonding a plurality of solar battery pieces together through a conductive substance.
Further, the edges of the solar cells adjacent to each other in the power generation circuit layer overlap.
Further, the conductive material is a conductive tape or a conductive adhesive.
Further, above-mentioned glued membrane includes aluminium honeycomb panel pad pasting, EVA glued membrane, POE glued membrane and PVB glued membrane.
Further, the material of the insulating film is a high weather-resistant insulating resin, and the main material of the insulating resin is PET or ASA.
Furthermore, the material of the base material is a galvanized plate, an aluminum-zinc plated plate, a colored steel plate, an aluminum plate or an aluminum magnesium manganese plate.
Furthermore, the multilayer material is formed in one step by adopting integrated high-vacuum, high-temperature and compression hot melting special equipment, and then the profiling processing of the side edge is carried out by adopting the profiling equipment special for the power generation building material to form the labyrinth waterproof structure.
The utility model has the advantages that:
1. the utility model discloses the electricity generation building materials are provided with LED lamp or LED screen in the below of backplate layer, give LED lamp or LED screen power supply through the generating circuit layer, can throw light on, set up top illumination atmosphere, and not only practical but also pleasing to the eye.
2. The utility model discloses the electricity generation building materials are provided with the heat dissipation layer between backplate layer and luminescent layer, and the heat dissipation in situ is provided with the air pipe that S-shaped was arranged, can be to the fine giving off of the heat that LED lamp or LED screen during operation produced, avoid LED lamp or LED screen high ambient temperature to influence its life, simultaneously, can avoid solar wafer ambient temperature higher and influence its work efficiency.
3. The utility model discloses the substrate of electricity generation building materials is galvanized sheet, aluminized zinc board, aluminum plate or aluminium magnesium manganese board, has better formability, can satisfy the processing requirement of roll-in stamping forming, bending and other forms, and good with current building structure's combination, has fine fire prevention, waterproof, dampproofing, heat preservation, resistant time, thermal-insulated, fall and make an uproar, bearing etc. simultaneously.
4. The utility model discloses electricity generation building materials are provided with the insulating film between power generation circuit layer and substrate, and the breakdown voltage of this insulating film is > 15000V to have fine insulating nature between power generation circuit layer and the backplate layer, make this backplate layer can contact with power generation circuit layer, satisfy the electricity generation demand; and the lower surface of the insulating layer is provided with the substrate, so that the insulating layer cannot be directly exposed in the air, the weather resistance is enhanced, the problem that the insulating layer is independently used as a back plate is avoided, the toughness of the back plate material is greatly reduced along with the aging of the insulating layer in the using process, the brittleness is increased, the back plate material is more easily cracked, and the like, and the insulating property is reduced at the moment, so that the great potential safety hazard of electric leakage is easily caused.
5. The utility model discloses the electricity generation circuit layer of electricity generation building materials adopts a plurality of solar wafer to pass through ultra-low resistance (< 1X 10)-3Omega cm) are bonded together, and the edges of the solar cells adjacent to each other are overlapped, so that no gap exists between the solar cells, the power generation amount of the power generation circuit layer with the same area is large, and the utilization rate of the unit area is improved by more than 95%.
6. The utility model discloses the power generation circuit layer of electricity generation building materials can be in the same place through electrically conductive sticky tape or electrically conductive sticky joint by a plurality of solar wafer, does not use the copper wire, has reduced the use amount of copper, the cost is reduced.
7. The utility model discloses electricity generation building materials is through secondary operation, and processing is labyrinth type waterproof construction in long limit direction, has realized generating area's seamless joint, promotes building surface's utilization ratio greatly, and effective utilization ratio exceeds 95%. However, the current situation that the photovoltaic panel is attached to the surface of a Building (BAPV) has the utilization rate of only about 65%, and the situation that the double-glass component power generation (general BIPV) has the utilization rate of only about 75%.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural view of the power generation building material of the present embodiment.
Fig. 2 is a schematic diagram of energy management of the present embodiment.
In the figure: 1. a light-transmitting glass layer; 21. a solar cell sheet; 22. a conductive substance; 31. an insulating film; 32. a substrate; 4. a light emitting layer; 5. a heat dissipation layer; 51. a ventilation duct.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined purpose, the following detailed description of the embodiments, structural features and effects of the present invention will be made with reference to the accompanying drawings and examples.
In the description of the present embodiment, it should be understood that the terms "upper", "lower", "left", "right", and the like indicate orientations and positional relationships given to the orientations or positional relationships shown in the drawings. The description is simplified for convenience only and is not intended to indicate and imply that the devices referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the embodiment.
In order to solve the problems of the existing dual-glass assembly, poor insulation of the common building material as a back plate material, and single function of the power generation building material, the embodiment provides a power generation building material with a lighting function, and referring to fig. 1, the power generation building material sequentially comprises a light-transmitting glass layer 1, a power generation circuit layer, a back plate layer and a light-emitting layer 4 from top to bottom.
The light emitting layer 4 of the present embodiment is composed of an LED lamp or an LED screen, and the LED lamp or the LED screen is connected to the power generation circuit layer through a circuit. The LED lamp or the LED screen is arranged below the back plate layer, the wire outlet is formed in the back plate layer, the power is supplied to the LED lamp or the LED screen through the power generation circuit layer, the LED lamp or the LED screen can illuminate, the top illumination atmosphere is set, and the LED screen is practical and attractive.
The direct current generated by the power generation building materials is converted into 220V/380V 50HZ alternating current through a special inverter. Because the LEDs do not fully dissipate the electrical energy generated by the power generation building materials. Therefore, part of the electric energy generated by the power generation building materials is uploaded to a power grid, and the power fee of the power grid is collected; one part is directly supplied to the LED lamp and consumed on site; the last part supplies power to the energy storage equipment and the LED lamp at night.
Each module operating condition of energy management unit cell-phone includes: the power generation building material running condition, the energy storage electric quantity, the LED lamp running state, the internet electric quantity and the like. Finally, the whole system forms visual management on the mobile phone, and the LED lamp can be switched on and off through the mobile phone side. Reference is made to figure 2.
The power generation building material of the present embodiment further includes a heat dissipation layer 5, and the heat dissipation layer 5 is located between the back sheet layer and the luminescent layer 4. The heat dissipation layer can well dissipate heat generated by the LED lamp or the LED screen during working, the phenomenon that the service life of the LED lamp or the LED screen is influenced by overhigh ambient temperature is avoided, and meanwhile, the phenomenon that the working efficiency of the LED lamp or the LED screen is influenced by higher ambient temperature of the solar cell piece can be avoided.
For better heat dissipation, ventilation duct 51 is provided in heat dissipation layer 5 of this embodiment, and ventilation duct 51 is the S-shaped range, can reach the even and effectual purpose of heat dissipation. Preferably, the ventilation pipeline is a copper pipe or an aluminum alloy pipeline.
The power generation circuit layer, the light-transmitting glass layer and the back plate layer are bonded through the adhesive films, in the preparation process, the adhesive films can be directly formed in the laminating machine in one step, integrated edge sealing is formed after the adhesive films are melted and spread, and bonding is firm.
The back sheet layer of the present embodiment includes an insulating film 31 and a substrate 32, the insulating film 31 and the substrate 32 being bonded by an adhesive film, the insulating film 31 being disposed between the power generation circuit layer and the substrate 32. The breakdown voltage of the insulating film is more than 15000V, so that the power generation circuit layer and the back plate layer have good insulativity, the back plate layer can be in contact with the power generation circuit layer, and the power generation requirement is met; and the lower surface of the insulating layer is provided with the substrate, the insulating layer can not be directly exposed in the air, the weather resistance is enhanced, the situation that the insulating layer is used as a back plate in a single storage mode is avoided, the toughness of the back plate material is greatly reduced along with the aging of the insulating layer in the using process, the brittleness is increased, the problems that the back plate material is easily cracked and the like are solved, the insulating property is reduced in the using process, and the potential safety hazard exists in the photovoltaic module.
The material of the substrate 32 in this embodiment is a galvanized sheet, an aluminum-zinc plated sheet, a color steel sheet, an aluminum sheet, or an aluminum-magnesium-manganese sheet. The building material has good formability, can meet the requirements of curved surface buildings, is easy to process, has good combination with roofs, wall surfaces and the like of buildings, has good fire resistance and weather resistance, and has wide application range.
The thickness of the substrate can be determined according to the use requirements. The thickness of the substrate 32 is usually 0.1-2.5mm, and the substrate can be combined with thermal insulation materials and bulletproof materials to realize thermal insulation and bulletproof functions. The glued membrane of this embodiment can be aluminium honeycomb panel pad pasting, EVA glued membrane, POE glued membrane or PVB glued membrane, and aluminium honeycomb panel pad pasting, EVA glued membrane, POE glued membrane and PVB glued membrane all have fine adhesion properties, can satisfy the vacuum hot melt solidification of insulating film and substrate completely and bind. The insulating film is made of insulating resin, and the insulating resin selected in the embodiment is PET or ASA, so that the insulating film is attractive in appearance and good in insulating property. During production, the insulating layer and the base layer are packaged to form the back plate layer, so that the preparation flow and the preparation raw materials of the power generation building material are simplified.
The material of the substrate 32 in this embodiment is preferably a galvanized sheet, and the galvanized sheet has a galvanizing density of 20-80g/m on the upper surface2The galvanizing density of the lower surface of the galvanized sheet is 40-100g/m2. Compared with a galvanized steel sheet with the same thickness, the galvanized steel sheet has excellent corrosion resistance, and the service life of the galvanized steel sheet is 2-6 times that of a common galvanized steel sheet. The transparent glass layer is preferably self-cleaning anti-skidding high-hardness ultrathin transparent glass, so that the power generation building material is attractive and durable.
The power generation circuit layer of the present embodiment is formed by bonding a plurality of solar cells 21 together with a conductive material 22. The edges of the solar cells 21 adjacent to each other in the power generation circuit layer overlap, that is, the front surfaces of the solar cells are bonded to the back surfaces of the adjacent solar cells. Therefore, no gap exists between the solar cells, the generating capacity of the generating circuit layer with the same area is large, the utilization rate of the solar cells is improved, and the utilization rate of the back plate layer is high.
The conductive material 22 of the present embodiment is a conductive tape or a conductive adhesive. Specifically, the power generation circuit layer is formed by bonding a plurality of solar cells together through a conductive adhesive tape or a conductive adhesive, copper wires are not used, the using amount of copper is reduced, and the cost is reduced.
The multi-layer material is laminated and then enters a curing furnace special for power generation building materials to be subjected to vacuum, high-temperature, compression and hot melting one-step forming to form the building external maintenance material with power generation capacity, and the building external maintenance material can be processed and formed according to building modeling requirements.
The power generation building material is subjected to long-side profiling processing by special profiling equipment to form a labyrinth waterproof structure, and can be used as a roof tile for practical use; the reserved base material plate is folded all around through a grinding tool edge folding machine, and after the heat insulation material is filled, the heat insulation material can be directly used for the exterior wall cladding.
The formed power generation building material component realizes seamless connection of roof power generation area, greatly improves the utilization rate of the building surface, and has the effective utilization rate over 95 percent. However, the current situation that the photovoltaic panel is attached to the surface of a Building (BAPV) has the utilization rate of only about 65%, and the situation that the double-glass component power generation (general BIPV) has the utilization rate of only about 75%.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (10)
1. A power generation building material with a lighting function is characterized by comprising a light-transmitting glass layer (1), a power generation circuit layer, a back plate layer and a light-emitting layer (4) from top to bottom in sequence;
the power generation circuit layer is bonded with the light-transmitting glass layer (1) and the back plate layer through adhesive films;
the back plate layer comprises an insulating film (31) and a substrate (32), the insulating film (31) and the substrate (32) are bonded through an adhesive film, and the insulating film (31) is arranged between the power generation circuit layer and the substrate (32);
the light emitting layer (4) is composed of an LED lamp or an LED screen, and the LED lamp or the LED screen is connected with the power generation circuit layer through a circuit.
2. An electricity generating building material according to claim 1, further comprising a heat dissipating layer (5), said heat dissipating layer (5) being located between the back sheet layer and the luminescent layer (4).
3. The power generation building material according to claim 2, wherein a ventilation duct (51) is provided in the heat dissipation layer (5).
4. The power generation building material according to claim 3, wherein the ventilation ducts (51) are arranged in an S-shape.
5. The power generation building material according to claim 1, wherein the power generation circuit layer is formed by bonding a plurality of solar cell sheets (21) together with a conductive material (22).
6. The power generation building material according to claim 5, wherein edges of solar cell sheets (21) adjacent to each other in the power generation circuit layer overlap.
7. The power generation building material of claim 5, wherein the conductive substance (22) is a conductive tape or a conductive adhesive.
8. The power generation building material of claim 1, wherein the adhesive film comprises an aluminum honeycomb panel adhesive film, an EVA adhesive film, a POE adhesive film, and a PVB adhesive film.
9. The power generation building material according to claim 1, wherein the insulating film is made of an insulating resin, and the insulating resin is PET or ASA.
10. The power generation building material according to any one of claims 1 to 9, wherein the base material (32) is a galvanized sheet, an aluminum-galvanized sheet, a color steel sheet, an aluminum sheet, or an aluminum-magnesium-manganese sheet.
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CN202120417088.2U CN214756163U (en) | 2021-02-24 | 2021-02-24 | Power generation building material with illumination function |
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CN202120417088.2U CN214756163U (en) | 2021-02-24 | 2021-02-24 | Power generation building material with illumination function |
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