CN217079411U - Photovoltaic roof built by thin-film photovoltaic tiles - Google Patents
Photovoltaic roof built by thin-film photovoltaic tiles Download PDFInfo
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- CN217079411U CN217079411U CN202122464409.7U CN202122464409U CN217079411U CN 217079411 U CN217079411 U CN 217079411U CN 202122464409 U CN202122464409 U CN 202122464409U CN 217079411 U CN217079411 U CN 217079411U
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Abstract
The utility model discloses a photovoltaic roof built by film photovoltaic tile, it includes roof main part (2) and is located a plurality of film photovoltaic tiles (1) on roof main part (2), and film photovoltaic tile (1) includes in proper order: the solar photovoltaic power generation device comprises front plate toughened glass (11), an adhesive film (12), a sealing strip layer (13), a thin film photovoltaic power generation layer (14) and back plate glass (15); one side of the film photovoltaic tile is provided with a water guide purlin (16); one side edge adjacent to the water guide purline (16) is provided with a rain-proof rubber strip (17), and the outer side of the rain-proof rubber strip (17) is provided with a hanging beam (18). The utility model discloses photovoltaic roof both can make the product of different styles according to the building of different styles, for example dai type building, the chinese style building still has photovoltaic power plant's power generation function concurrently, compares traditional roof photovoltaic power plant and can save installation time and supporting material, the ordinary cost at roofing installation photovoltaic power plant that has significantly reduced.
Description
Technical Field
The utility model belongs to photovoltaic roof building materials field, concretely relates to photovoltaic roof built by film photovoltaic tile.
Background
The limited fossil energy is gradually reduced and even nearly exhausted, and the requirement of environmental governance is met, so that more green energy is required by human beings to replace the fossil energy. In the field of photovoltaic power generation, the problems of land limitation, unbalanced power utilization (large power consumption in the east region, small land resources, small power consumption in the west region, high transmission cost of redundant electric energy) and the like exist. Resulting in the eastern areas with high power usage not having too much land resources to build ground photovoltaic power plants. Therefore, the house building roof becomes rich and high-quality photovoltaic power station construction resources, the integration of the photovoltaic building roof is realized, more roof idle resources are utilized to construct more photovoltaic power stations, the energy conservation, emission reduction and economic benefits are realized, and the trend of future buildings is realized.
Building integrated photovoltaics are also known as BIPV, i.e. the photovoltaic modules themselves are integral parts of the building material. The building is not only an energy consumption unit but also a green building which creates electric energy by itself due to the integration of the photovoltaic building.
At present, traditional building roof installation photovoltaic system is mainly built on having the roof, and must wait that the roof construction finishes just can carry out photovoltaic module's installation, has increased construction cost, and can reduce the life on roof because secondary construction damages the roof.
Invention patent CN 104120817 a application published date 2014 10 month 29, patent name: the patent discloses a modularized solar photovoltaic roof, and relates to the modularized solar photovoltaic roof. The module comprises a groined grid beam frame, a concrete thin plate poured by cement, a window frame and a photovoltaic module.
The problem that this modularization solar photovoltaic roof exists is: 1. the concrete slab needs to be manufactured on site, the concrete slab poured by cement needs to be poured on site, the manufacturing and installation quality is difficult to guarantee, the manufacturing and installation process is complex, and the technical requirement on installation personnel is high; 2. because the raw materials are purchased and manufactured on site, the raw materials are purchased and scattered, the purchase cost is high, and the quality of the raw materials is uneven. 3. The structure is difficult to realize large-area installation, and the requirements of lighting, heat preservation, dust prevention and the like of modern large-scale plants are difficult to achieve.
The invention has the patent numbers: CN 104022720 a application publication date: 9/3 in 2014. The patent name is photovoltaic roof hidden frame mounting structure. The invention discloses a photovoltaic roof hidden frame mounting structure, which aims to solve the technical problem of simplifying the structure of a photovoltaic roof and comprises cross beams arranged on the roof, wherein longitudinal beams are arranged between the cross beams, the cross beams are connected with the longitudinal beams to form keels with a latticed structure, photovoltaic modules for covering grids are respectively arranged above the grids of the keels, and the photovoltaic modules are connected and fixed with the cross beams through fasteners; the fastener comprises C-shaped aluminum alloy strips and a pressing block, wherein the C-shaped aluminum alloy strips are arranged below the photovoltaic modules and correspond to the cross beams in position, the pressing block is fastened on the cross beams through self-supply bolts, the C-shaped aluminum alloy strips are bonded with the photovoltaic modules through structural glue, and weather-resistant glue is filled in a gap between every two adjacent photovoltaic modules.
The hidden frame mounting structure of the photovoltaic roof has the following problems: 1. the supporting cross beam and the longitudinal beam at the lower part of the structure need to be manufactured on site, the manufacturing error is large and is not easy to control, and the requirement of the installation precision is difficult to achieve. 2. The heat preservation function is not provided, and the application scene is limited. 3. Only one layer is waterproof, and the leaked drainage structure without diversion is realized.
In order to solve the above problems, the patent that the applicant has applied discloses a photovoltaic integrated power generation module and a roof mounting structure unit for a roof, the photovoltaic integrated power generation module can be produced in a factory standard manner, can realize the integrated large-area mounting of photovoltaic buildings, and can be directly applied to roofs of large-scale buildings such as sports stadiums and factory buildings. In addition, the roof mounting structure unit constructed by the photovoltaic integrated power generation module enables the mounting process to be modularized, the hoisting and mounting are directly selected, the mounting time is saved, the mounting precision is improved, the field mounting is directly carried out, and the problem of secondary mounting of a building roof photovoltaic system is solved.
However, the photovoltaic integrated power generation module has a large area and a fixed structure, and is more suitable for the roofs of the aforementioned large-scale buildings such as sports stadiums and plants which have no requirements on the building style and have a large building area.
In order to solve the above problems, the utility model is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses can make photovoltaic power plant and building perfect adaptation be in the same place, realize photovoltaic building integration. Let photovoltaic module become a part of building to possess the same function of roofing tile, and also had photovoltaic power plant's the electricity generation function simultaneously concurrently. The utility model discloses can make the product of different styles according to the building of different styles, for example dai style building, chinese style building. The utility model discloses can replace the tile and mat formation at building roof surface, compare traditional roof photovoltaic power plant and can save installation time and support material, the ordinary cost at roofing installation photovoltaic power plant that has significantly reduced.
The utility model discloses photovoltaic roof both can make the product of different styles according to the building of different styles, for example dai type building, the chinese style building still has photovoltaic power plant's power generation function concurrently, compares traditional roof photovoltaic power plant and can save installation time and supporting material, the ordinary cost at roofing installation photovoltaic power plant that has significantly reduced.
The utility model discloses a following technical scheme realizes:
the utility model provides a photovoltaic roof built by thin-film photovoltaic tiles, which comprises a roof main body 2 and a plurality of thin-film photovoltaic tiles 1 positioned on the roof main body 2,
film photovoltaic tile 1 is square tile, and it includes in proper order: the solar photovoltaic power generation device comprises front tempered glass 11, an adhesive film 12, a sealing strip layer 13, a thin film photovoltaic power generation layer 14 and back plate glass 15;
one side of the film photovoltaic tile is provided with a water guide purline 16;
a rain-proof rubber strip 17 is arranged at one side edge adjacent to the water guide purline 16, and a mounting hanging beam 18 is arranged at the outer side of the rain-proof rubber strip 17;
a mounting hole 181 is formed below the mounting hanging beam 18;
the roof main body 2 is provided with a mounting nail 21 corresponding to the mounting hole 181, and the mounting nail 21 is matched and fixedly connected with the mounting hole 181 so as to mount the thin-film photovoltaic tile 1 on the roof main body 2.
Preferably, the mounting holes 181 are uniformly distributed below the mounting hanging beam 18, and correspond to the positions and the number of the mounting nails 21 on the roof.
Preferably, the water guiding purlin 16 includes two parts, one part is a square mounting part 161 located below the back plate glass 15, the other part is a circular arc water guiding part 162 extending outwards, and the water guiding part 162 is further provided with a water guiding platform 163.
Preferably, two adjacent thin-film photovoltaic tiles 1 are overlapped through the water guide portion 162, the opposite-side back plate glass 15 of one of the thin-film photovoltaic tiles, which is provided with the water guide purlin 16, is overlapped on the water guide portion 162 of the other adjacent thin-film photovoltaic tile, which extends outwards, and a water guide groove 164 is formed between the back plate glass 15 and a water guide platform 163 on the water guide portion 162.
Preferably, a water-guiding purlin 16 is located on the left side of the thin film photovoltaic tile.
The overlapping building method of the photovoltaic roof comprises the following steps:
the installation principle of the film photovoltaic tile of the utility model is that the tile is installed from the roof main body 2 from right to left and from bottom to top in sequence;
the specific installation steps are as follows:
1) firstly, confirming the position of a first film photovoltaic tile, and installing the first film photovoltaic tile on the lower right corner of the roof main body 2 according to the principle of from right to left and from bottom to top;
2) the installation holes 181 below the installation hanging beams 18 of the first piece of thin-film photovoltaic tile are matched and fixed with the installation nails 21 at the corresponding positions on the roof main body 2, so that the first piece of thin-film photovoltaic tile 1 is installed on the roof main body 2;
3) taking a second thin-film photovoltaic tile, placing the second thin-film photovoltaic tile on the left side of the first thin-film photovoltaic tile, wherein the right side of the second thin-film photovoltaic tile is lapped on the water guide part 162 of the first thin-film photovoltaic tile 1, and installing holes 181 below the second thin-film photovoltaic tile and the corresponding installing nails 21 on the roof main body 2 so as to install the second thin-film photovoltaic tile 1 on the roof main body 2; a water guide groove 164 is formed between the back plate glass 15 of the second sheet of the thin film photovoltaic tile 1 and the water guide platform 163 on the water guide part 162 of the first sheet of the thin film photovoltaic tile 1.
Irregular parts of the film photovoltaic tiles can be filled with traditional tiles to be inserted and decorated among the film photovoltaic tiles at the first level, and the traditional tiles can be matched with the power generation tiles.
The mounting nail is mainly a screw or a screw, the screw mounting is mainly used for wood purlins, and the screw mounting is mainly used for U-shaped aluminum alloy section bars and U-shaped steel section bars.
The installation principle of the film photovoltaic tile of the utility model is that the tile is installed from the roof main body 2 from right to left and from bottom to top in sequence; the lap joint pattern conforms to a conventional tile lap joint pattern. The utility model discloses a film photovoltaic tile has water guide purlin on the left of the tile, so left side film photovoltaic tile is taken on right side film photovoltaic tile water guide purlin, and the rainwater of left side film photovoltaic tile flows to next-level film photovoltaic tile along water guide purlin like this, and the one-level is led until flowing out the roof to reach rain-proof waterproof purpose to the one-level like this.
The preparation method of the thin film photovoltaic tile comprises the following steps:
1) selecting back plate glass 15 with the surface coated with a thin film photovoltaic chip, wherein the thin film photovoltaic chip is a thin film photovoltaic power generation layer 14, and cutting the back plate glass into the required design size of a thin film photovoltaic tile;
2) taking the cut back plate glass 15 plated with the thin film photovoltaic chip, carrying out primary edge cleaning on the periphery of the thin film photovoltaic chip by using a laser edge cleaner, cleaning a power generation film layer and a back electrode conducting layer molybdenum layer on the periphery of the thin film photovoltaic chip, wherein the primary edge cleaning area is used for edge sealing, butyl rubber is used for edge sealing, and the width of the edge sealing is 8-10 mm;
3) secondly, performing secondary edge cleaning on the thin film photovoltaic chip subjected to the primary edge cleaning, performing secondary edge cleaning on the edge of the thin film photovoltaic chip with the primary edge cleaning area, only cleaning a power generation film layer at the time, and leaving a back electrode conducting layer molybdenum layer, wherein the back electrode conducting layer molybdenum layer on the secondary edge cleaning area is used for pasting a bus bar in a subsequent process;
4) attaching a bus bar on the molybdenum layer of the back electrode conducting layer on the secondary edge cleaning area, wherein the bus bar is used for leading out electric energy generated by the thin film photovoltaic chip;
5) butyl rubber is arranged in the first edge cleaning area for waterproof sealing, and the butyl rubber forms a sealing strip layer 13;
6) laminating, namely aligning a front tempered glass 11 and a back glass 15 with a sealing strip layer 13 and a thin film photovoltaic power generation layer 14, and adding an adhesive film 12 into the middle of the front tempered glass and the back glass, and sending the front tempered glass and the back glass into the next laminating process;
7) mounting a junction box after lamination to form a film photovoltaic tile main body, and punching two bus bar leading-out holes in advance at the designed junction box position;
8) sequentially using weather-proof structural adhesive, and installing a rainwater-proof adhesive tape 17, a hanging beam 18 and a water guide purline 16 on the side edge of the main body of the film photovoltaic tile according to the design;
9) and (5) standing for more than 24 hours until the weather-resistant structural adhesive is solidified to obtain the film photovoltaic tile.
Preferably, in step 2, the width of the first edge deletion area around the thin film photovoltaic chip is 8-10mm, and preferably 9 mm.
Preferably, in step 3, the width of the peripheral second edge deletion area of the thin film photovoltaic chip is 5-8mm, preferably 5 mm, and the width is determined according to the width of the bus bar.
In the actual production process, the prepared film photovoltaic tile needs to be subjected to a classifying and packaging step after electrical property detection is qualified.
The utility model discloses a film photovoltaic chip is at the beginning directly to plate and makes on backplate glass 15, and its form is exactly with backplate glass 15 together with other original paper processing encapsulation. It is of course also possible to choose the backsheet glass 15 and then first coat its surface with the thin-film photovoltaic chips.
The different purposes of twice edge cleaning are that the first edge cleaning is to clean the power generation film layer and the back electrode conducting layer molybdenum layer and is used for edge sealing; and the secondary edge cleaning is to further clean the power generation film layer on the basis of the edge of the primary edge cleaning, and the back electrode conducting layer molybdenum layer is left to be used for adhering the bus bar for conducting. Because the plating power generation layer is irregular on the upper edge part of the backboard glass, and the edge part needs to be removed by 8-10mm because the edge sealing part can not be provided with the power generation layer. The secondary edge cleaning is to clean the power generation layer and the molybdenum layer of the back electrode, and the secondary edge cleaning is to clean the power generation film layer on the most marginal photovoltaic power generation unit (the power generation coating can be divided into a plurality of single power generation units according to the power generation voltage and the electrical property, the power generation units are connected in series to obtain higher voltage) after one layer of edge cleaning, so as to leave the molybdenum layer, (the secondary edge cleaning only cleans the power generation layer, and the molybdenum layer is reserved for conducting electricity).
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses photovoltaic roof both can make the product of different styles according to the building of different styles, for example dai type building, the chinese style building still has photovoltaic power plant's power generation function concurrently, compares traditional roof photovoltaic power plant and can save installation time and supporting material, the ordinary cost at roofing installation photovoltaic power plant that has significantly reduced.
2. The utility model discloses can make photovoltaic power plant and building perfect adaptation be in the same place, realize photovoltaic building integration. Let photovoltaic module become a part of building to possess the same function of roofing tile, and also had photovoltaic power plant's the electricity generation function simultaneously concurrently. The utility model discloses can replace traditional roofing material, the utility model provides a realize the function of electricity generation and replacement tile with film photovoltaic chip as core power generation unit.
3. The utility model discloses film photovoltaic tile has water guide purlin 16, behind two tile overlap joints, the lap-joint can form guiding gutter 164, even if there is the rainwater to permeate the roof from the overlap joint gap of two tiles, also can flow along with guiding gutter 164, can not leak into the house in, simultaneously, still has rain-proof water adhesive tape 17 on every tile, and both realize waterproof effect jointly. The utility model provides a can be used to waterproof rainproof photovoltaic module-photovoltaic plane tile on building roof surface.
4. The utility model discloses film photovoltaic tile, it is small, can make the product of different styles according to the building of different styles, for example dai style building, chinese style building. In addition, the utility model discloses can be through the bonding film of changing different colours, let the photovoltaic plane tile present different colours and match the architectural design effect. Furthermore, the utility model discloses can make different patterns with means such as overgrinding sand or sandblast on the super white toughened glass of front bezel, match different architectural styles. That is to say, the utility model discloses can be through changing different colours bonding film and the super white toughened glass of front bezel, use the building roof surface of different styles.
5. The utility model discloses can replace the tile and mat formation at building roof surface, if the construction is at the photovoltaic power plant of roofing, need do the roofing earlier, erect installation solar panel's bearing structure again on the roofing. The tiles are directly arranged on the roof supporting structure, so that the original roof material, namely the tiles, and the original solar panel supporting structure are saved. Therefore, compared with the traditional roof photovoltaic power station, the installation time and the supporting materials can be saved, and the cost of the photovoltaic power station installed on the roof is greatly reduced.
6. The utility model discloses can hang the installation that the roof beam realized different modes through changing the installation. The utility model discloses the structural shape of roofing installation tile can change, has a large number of forms, can deal with different roofing bearing structure.
7. The utility model discloses front bezel toughened glass 11 is the super white transparent toughened glass who has plated the antireflection film, and backplate glass is also transparent. The antireflection film coated on the front tempered glass 11 is used for absorbing more sunlight irradiated on the glass and not reflecting the sunlight back, and the ultra-white transparent glass is used for transmitting more sunlight into the power generation layer to generate more electricity. In addition, because the front plate toughened glass 11 and the back plate glass 15 are all transparent, the utility model discloses can be through the bonding film of changing different colours, let the photovoltaic plane tile present different colours and match the architectural design effect.
Drawings
FIG. 1 is a schematic view of the structure of a thin film photovoltaic tile of the present invention;
FIG. 2 is a schematic view of the structure of the thin film photovoltaic tile of the present invention;
FIG. 3 is a schematic view of the installation structure of the thin film photovoltaic tile of the present invention;
FIG. 4 is a schematic view of the installation structure of the thin film photovoltaic tile of the present invention;
FIG. 5 is a schematic view of the structure of the thin film photovoltaic tile of the present invention;
the names of the reference symbols in the description of the drawings are: the solar photovoltaic roof comprises 1-thin-film photovoltaic tiles, 2-roof main bodies, 11-front-plate toughened glass, 12-adhesive films, 13-sealing strip layers, 14-thin-film photovoltaic power generation layers, 15-back-plate glass, 16-water guide purlines, 17-rain-proof adhesive tapes, 18-mounting hanging beams, 21-mounting nails, 161-mounting parts, 162-water guide parts, 163-water guide platforms, 164-water guide grooves and 181-mounting holes.
Detailed Description
It will be appreciated by those skilled in the art that the following examples are illustrative of the invention only and should not be taken as limiting the scope of the invention. Those skilled in the art will recognize that the specific techniques or conditions, not specified in the examples, are according to the techniques or conditions described in the literature of the art or according to the product specification. The materials or equipment used are not indicated by manufacturers, but are all conventional products available by purchase.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
Examples
As shown in fig. 1-5, a first aspect of the present invention provides a photovoltaic roof built up of thin-film photovoltaic tiles, comprising a roof body 2 and a plurality of thin-film photovoltaic tiles 1 located on said roof body 2,
film photovoltaic tile 1 is square tile, and it includes in proper order: the solar photovoltaic power generation device comprises front tempered glass 11, an adhesive film 12, a sealing strip layer 13, a thin film photovoltaic power generation layer 14 and back plate glass 15;
one side of the film photovoltaic tile is provided with a water guide purline 16;
a rain-proof rubber strip 17 is arranged at one side edge adjacent to the water guide purline 16, and a mounting hanging beam 18 is arranged at the outer side of the rain-proof rubber strip 17;
a mounting hole 181 is formed below the mounting hanging beam 18;
the roof main body 2 is provided with a mounting nail 21 corresponding to the mounting hole 181, and the mounting nail 21 is matched and fixedly connected with the mounting hole 181 so as to mount the thin-film photovoltaic tile 1 on the roof main body 2.
Preferably, the mounting holes 181 are uniformly distributed below the mounting hanging beam 18, and correspond to the positions and the number of the mounting nails 21 on the roof.
Preferably, the water guiding purlin 16 includes two parts, one part is a square mounting part 161 located below the back plate glass 15, the other part is a circular arc water guiding part 162 extending outwards, and the water guiding part 162 is further provided with a water guiding platform 163.
Preferably, two adjacent thin-film photovoltaic tiles 1 are overlapped through the water guide portion 162, the opposite-side back plate glass 15 of one of the thin-film photovoltaic tiles, which is provided with the water guide purlin 16, is overlapped on the water guide portion 162 of the other adjacent thin-film photovoltaic tile, which extends outwards, and a water guide groove 164 is formed between the back plate glass 15 and a water guide platform 163 on the water guide portion 162.
Preferably, a water-guiding purlin 16 is located on the left side of the thin film photovoltaic tile.
The utility model discloses the second aspect provides one the utility model discloses the first aspect the overlap joint building method on photovoltaic roof, it includes following step:
the installation principle of the film photovoltaic tile of the utility model is that the tile is installed from the roof main body 2 from right to left and from bottom to top in sequence;
the specific installation steps are as follows:
1) firstly, confirming the position of a first film photovoltaic tile, and installing the first film photovoltaic tile on the lower right corner of the roof main body 2 according to the principle of from right to left and from bottom to top;
2) the installation holes 181 below the first piece of thin-film photovoltaic tile installation hanging beam 18 are matched and fixed with the installation nails 21 at the corresponding positions on the roof main body 2, so that the first piece of thin-film photovoltaic tile 1 is installed on the roof main body 2;
3) taking a second thin-film photovoltaic tile, placing the second thin-film photovoltaic tile on the left side of the first thin-film photovoltaic tile, wherein the right side of the second thin-film photovoltaic tile is lapped on the water guide part 162 of the first thin-film photovoltaic tile 1, and installing holes 181 below the second thin-film photovoltaic tile and the corresponding installing nails 21 on the roof main body 2 so as to install the second thin-film photovoltaic tile 1 on the roof main body 2; a water guide groove 164 is formed between the back plate glass 15 of the second sheet of the thin film photovoltaic tile 1 and the water guide platform 163 on the water guide part 162 of the first sheet of the thin film photovoltaic tile 1.
Irregular parts of the film photovoltaic tiles can be filled with traditional tiles to be inserted and decorated among the film photovoltaic tiles at the first level, and the traditional tiles can be matched with the power generation tiles.
The mounting nail is mainly a screw or a screw, the screw mounting is mainly used for wood purlins, and the screw mounting is mainly used for U-shaped aluminum alloy section bars and U-shaped steel section bars.
The installation principle of the film photovoltaic tile of the utility model is that the tile is installed from the roof main body 2 from right to left and from bottom to top in sequence; the lap joint pattern conforms to a conventional tile lap joint pattern. The utility model discloses a film photovoltaic tile has water guide purlin on the left of the tile, so left side film photovoltaic tile is taken on right side film photovoltaic tile water guide purlin, and the rainwater of left side film photovoltaic tile flows to next-level film photovoltaic tile along water guide purlin like this, and the one-level is led until flowing out the roof to reach rain-proof waterproof purpose to the one-level like this.
The preparation method of the thin film photovoltaic tile comprises the following steps:
1) selecting back plate glass 15 with the surface coated with a thin film photovoltaic chip, wherein the thin film photovoltaic chip is a thin film photovoltaic power generation layer 14, and cutting the back plate glass into the required design size of a thin film photovoltaic tile;
2) taking the cut back plate glass 15 plated with the thin film photovoltaic chip, carrying out primary edge cleaning on the periphery of the thin film photovoltaic chip by using a laser edge cleaner, cleaning the power generation film layer and the back electrode conducting layer molybdenum layer on the periphery of the thin film photovoltaic chip, and using a primary edge cleaning area for edge sealing;
3) secondly, performing secondary edge cleaning on the thin film photovoltaic chip subjected to the primary edge cleaning, performing secondary edge cleaning on the edge of the thin film photovoltaic chip with the primary edge cleaning area, only cleaning a power generation film layer at the time, and leaving a back electrode conducting layer molybdenum layer, wherein the back electrode conducting layer molybdenum layer on the secondary edge cleaning area is used for pasting a bus bar in a subsequent process;
4) attaching a bus bar on the molybdenum layer of the back electrode conducting layer on the secondary edge cleaning area, wherein the bus bar is used for leading out electric energy generated by the thin film photovoltaic chip;
5) butyl rubber is arranged in the first edge cleaning area for waterproof sealing, and the butyl rubber forms a sealing strip layer 13;
6) laminating, namely aligning a front tempered glass 11 and a back glass 15 with a sealing strip layer 13 and a thin film photovoltaic power generation layer 14, and adding an adhesive film 12 into the middle of the front tempered glass and the back glass, and sending the front tempered glass and the back glass into the next laminating process;
7) mounting a junction box after lamination to form a film photovoltaic tile main body, and punching two bus bar leading-out holes in advance at the designed junction box position;
8) sequentially using weather-proof structural adhesive, and installing a rainwater-proof adhesive tape 17, a hanging beam 18 and a water guide purline 16 on the side edge of the main body of the film photovoltaic tile according to the design;
9) and (5) standing for more than 24 hours until the weather-resistant structural adhesive is solidified to obtain the film photovoltaic tile.
In the step 2, the width of the first edge cleaning area around the thin film photovoltaic chip is 9 mm.
In the step 3, the width of the secondary edge cleaning area around the thin film photovoltaic chip is 5 mm.
Claims (5)
1. A photovoltaic roof built up of thin-film photovoltaic tiles, characterized in that it comprises a roof body (2) and a plurality of thin-film photovoltaic tiles (1) located on the roof body (2),
film photovoltaic tile (1) is square tile, and it includes in proper order: the solar photovoltaic power generation device comprises front plate toughened glass (11), an adhesive film (12), a sealing strip layer (13), a thin film photovoltaic power generation layer (14) and back plate glass (15);
one side of the thin film photovoltaic tile is provided with a water guide purlin (16);
a rain-proof rubber strip (17) is arranged at one side edge adjacent to the water guide purline (16), and a mounting hanging beam (18) is arranged at the outer side of the rain-proof rubber strip (17);
a mounting hole (181) is formed below the mounting hanging beam (18);
the roof main body (2) is provided with mounting nails (21) corresponding to the mounting holes (181), and the mounting nails (21) are matched and fixedly connected with the mounting holes (181) so as to mount the film photovoltaic tile (1) on the roof main body (2).
2. The photovoltaic roof built of thin-film photovoltaic tiles according to claim 1, wherein said mounting holes (181) are multiple, evenly distributed under said mounting hanger beams (18) and corresponding to the position and number of mounting nails (21) on the roof.
3. The photovoltaic roof built from thin-film photovoltaic tiles according to claim 1, wherein the water guiding purline (16) comprises two parts, one part is a square mounting part (161) located below the back plate glass (15), the other part is a circular arc-shaped water guiding part (162) extending outwards, and a water guiding platform (163) is further arranged on the water guiding part (162).
4. The photovoltaic roof built by the thin-film photovoltaic tiles according to claim 3, wherein two adjacent thin-film photovoltaic tiles (1) are overlapped through the water guide parts (162), the opposite side back plate glass (15) of one thin-film photovoltaic tile provided with the water guide purlin (16) is overlapped on the water guide part (162) extending outwards of the other adjacent thin-film photovoltaic tile, and a water guide groove (164) is formed between the back plate glass (15) and the water guide platform (163) on the water guide part (162).
5. The photovoltaic roof built from thin-film photovoltaic tiles according to claim 1, characterized in that water-guiding purlins (16) are located on the left side of the thin-film photovoltaic tiles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122464409.7U CN217079411U (en) | 2021-10-13 | 2021-10-13 | Photovoltaic roof built by thin-film photovoltaic tiles |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122464409.7U CN217079411U (en) | 2021-10-13 | 2021-10-13 | Photovoltaic roof built by thin-film photovoltaic tiles |
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| CN217079411U true CN217079411U (en) | 2022-07-29 |
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| CN113898127A (en) * | 2021-10-13 | 2022-01-07 | 乙力国际股份有限公司 | Photovoltaic roof built by thin-film photovoltaic tiles and lap joint building method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113898127A (en) * | 2021-10-13 | 2022-01-07 | 乙力国际股份有限公司 | Photovoltaic roof built by thin-film photovoltaic tiles and lap joint building method thereof |
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