CN214364486U - Compound photovoltaic roofing - Google Patents
Compound photovoltaic roofing Download PDFInfo
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- CN214364486U CN214364486U CN202120016495.2U CN202120016495U CN214364486U CN 214364486 U CN214364486 U CN 214364486U CN 202120016495 U CN202120016495 U CN 202120016495U CN 214364486 U CN214364486 U CN 214364486U
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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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- Roof Covering Using Slabs Or Stiff Sheets (AREA)
Abstract
The utility model relates to a photovoltaic roofing technical field provides a compound photovoltaic roofing, include: the profiling color steel bottom tile is provided with a second drainage ditch and is used for being arranged on and connected with a purline of a roof; the photovoltaic tiles are all arranged above the profiled color steel bottom tile and cover the profiled color steel bottom tile, and the photovoltaic tiles are all connected with the profiled color steel bottom tile; flashing spare, flashing spare are located between the adjacent photovoltaic tile and are connected with the photovoltaic tile, and are equipped with first gutter between the adjacent flashing spare. The utility model discloses a plurality of concatenation photovoltaic tiles cover die mould color steel base tiles, avoided die mould color steel base tiles to contact with outside air, rainwater, greatly prolonged die mould color steel base tiles's life, realize keeping the same with photovoltaic tiles's life; and outside rainwater discharges through first escape canal, if there is the condition of leaking the rainwater in the photovoltaic tile, also can discharge through the second escape canal, and double-deck drainage structures has realized the high efficiency rainwater that discharges.
Description
Technical Field
The utility model relates to a photovoltaic roofing technical field, more specifically say, relate to a compound photovoltaic roofing.
Background
In a roofing photovoltaic project, a photovoltaic module is generally connected to a roofing system through a series of connecting pieces and brackets, and the photovoltaic module does not give consideration to the functions of a roof except for increasing the power generation function of the roofing system. The metal roof boarding that roofing system adopted usually, after installation photovoltaic module, metal roof boarding still contacts with the outside air for a long time, the life of metal roof boarding is only about 10 years, and photovoltaic module's life is 25 years, after metal roof boarding reached the service life, need change metal roof boarding, will directly influence photovoltaic module's normal use when changing, need demolish photovoltaic module earlier and change metal roof boarding and then reinstall photovoltaic module, the comprehensive use cost of the great increase roofing of dismouting repeats.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a compound photovoltaic roofing to after solving among the prior art at metal roofing installation photovoltaic module, metal roof boarding still for a long time with the outside air contact, the life that leads to metal roof boarding is shorter, when metal roof boarding reaches the service life and needs to be changed, relapse the dismouting and increased the comprehensive use cost's of roofing technical problem.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a compound photovoltaic roofing, include:
the profiling color steel bottom tile is provided with a second drainage ditch and is used for being arranged on a purline of a roof and connected with the purline;
the photovoltaic tiles are all arranged above the profiled color steel bottom tile and cover the profiled color steel bottom tile, and the photovoltaic tiles are all connected with the profiled color steel bottom tile;
flashing spare, flashing spare is located adjacently between the photovoltaic tile and with the photovoltaic tile is connected, and adjacent be equipped with first gutter between the flashing spare.
According to the compound photovoltaic roofing, the various steel bottom tile of die mould includes the various steel bottom tile unit of a plurality of die moulds, and is adjacent overlap joint between the various steel bottom tile unit of die mould to connect through the additional member, just be equipped with the third escape canal on the additional member.
According to above-mentioned compound photovoltaic roofing, the various steel bottom tile unit of die mould includes:
the first convex piece is used for supporting the photovoltaic tile, and the photovoltaic tile is connected with the first convex piece and the purline through a first self-tapping screw;
and the height of the second convex piece is smaller than that of the first convex piece, and the second convex piece is connected with the purline through a second self-tapping screw.
According to the compound photovoltaic roofing, first protruding piece with the protruding alternate setting of second, just first protruding piece with the protruding mutual parallelism of second, it is adjacent first protruding piece with form between the protruding piece of second the second escape canal.
According to compound photovoltaic roofing above, the photovoltaic tile includes:
the bottom plate layer is arranged above the profiled color steel bottom tile and is connected with the profiled color steel bottom tile;
the sandwich layer is arranged above the bottom plate layer and is connected with the bottom plate layer;
the panel layer is arranged above the sandwich layer and is connected with the sandwich layer;
the crystalline silicon battery layer is arranged above the panel layer and is connected with the panel layer;
and the glass layer is arranged above the crystalline silicon battery layer and is connected with the crystalline silicon battery layer.
According to the compound photovoltaic roofing, the floor layer with the parallel both sides of flashing spare all are equipped with first interlock portion, the panel layer with the parallel both sides of flashing spare all are equipped with second interlock portion, interlock spare with first interlock portion with the cooperation of second interlock portion is connected.
According to the composite photovoltaic roof, the second meshing parts on the two sides of the panel layer and the panel layer form a concave part, the crystalline silicon battery and the glass layer are arranged in the concave part, the second meshing parts on the two sides and the glass layer form the first drainage ditch, and the flashing part is used for connecting the adjacent second meshing parts of the panel layer.
According to the compound photovoltaic roofing, the sandwich layer with flashing spare vertically both sides all are equipped with the sealing plate, be equipped with the ventilation hole on the sealing plate.
According to the compound photovoltaic roofing, the panel layer with the perpendicular one side of flashing spare is equipped with panel layer overlap joint portion for with adjacent the panel layer overlap joint of photovoltaic tile, just panel layer overlap joint portion is kept away from one side of sandwich layer is equipped with the second sealing member, the second sealing member is kept away from one side of panel layer overlap joint portion is equipped with the photovoltaic subsides.
According to the composite photovoltaic roof, the accommodating cavity is formed between the adjacent occluding pieces.
The utility model provides a beneficial effect of compound photovoltaic roofing lies in at least:
(1) the utility model provides a compound photovoltaic roofing locates the various steel bottom tile of die mould the below of a plurality of photovoltaic tiles to a plurality of concatenation photovoltaic tiles cover the various steel bottom tile of die mould, avoided the various steel bottom tile of die mould and outside air, rainwater contact, greatly prolonged the life of the various steel bottom tile of die mould, realize keeping the same with the life of photovoltaic tile.
(2) The utility model provides a compound photovoltaic roofing, outside rainwater is discharged through first escape canal, if there is the condition of leaking the rainwater in the photovoltaic tile, also can discharge through the second escape canal, and double-deck drainage structures has realized the high efficiency rainwater of discharging, has improved the life of compound photovoltaic roofing, and simple structure.
(3) The utility model provides a compound photovoltaic roofing, photovoltaic tile can realize that the whole roof is laid, has improved the utilization ratio of roofing;
(4) the utility model provides a compound photovoltaic roofing, the various steel bottom tile of die mould have splendid supporting role, and the various steel bottom tile of die mould quality is light simultaneously to directly be connected with purlin and photovoltaic tile, compare in prior art's the mode through a series of connecting pieces, leg joint to roofing system, greatly reduced the permanent load to major structure, need not the input cost and carry out the reinforcement of major structure, saved the cost.
(5) The utility model provides a compound photovoltaic roofing through the combination of die mould various steel bottom tile and photovoltaic tile, has also greatly improved compound photovoltaic roofing bulk rigidity and intensity, and the maintainer can directly walk on the photovoltaic tile, and the photovoltaic roofing of being convenient for is clean and maintain, simultaneously, compares in prior art the use that has reduced parts such as connecting piece, support, has reduced the height of structure, also is thickness to the cost is practiced thrift.
(6) The utility model provides a compound photovoltaic roofing can directly be applied to newly-built project on, directly on the purlin of newly-built project install compound photovoltaic roofing can, also can be used for old house to reform transform, to the roofing that old house was reformed transform, need at first demolish former roofing tile, only remain the roofing purlin, then carry out the installation of compound photovoltaic roofing, its simple to operate.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a composite photovoltaic roof provided by an embodiment of the present invention;
fig. 2 is a schematic cross-sectional structure view of a composite photovoltaic roof provided by an embodiment of the present invention;
FIG. 3 is an enlarged view of part A of FIG. 2;
fig. 4 is a schematic structural view of the engaging member engaged with the first engaging portion and the second engaging portion according to the embodiment of the present invention;
fig. 5 is a schematic view of a lap joint structure of adjacent photovoltaic tiles provided by an embodiment of the present invention;
fig. 6 is an enlarged schematic view of a portion B in fig. 5.
Wherein, in the figures, the respective reference numerals:
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly or indirectly secured to the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positions based on the orientations or positions shown in the drawings, and are for convenience of description only and not to be construed as limiting the technical solution. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.
In a roofing photovoltaic project, a photovoltaic module is generally connected to a roofing system through a series of connecting pieces and brackets, and the photovoltaic module does not give consideration to the functions of a roof except for increasing the power generation function of the roofing system. Firstly, after a photovoltaic component is installed on a metal roof board which is usually adopted by a roof system, the metal roof board is still contacted with the outside air for a long time, the service life of the metal roof board is only about 10 years, the service life of the photovoltaic component is 25 years, after the metal roof board reaches the service life, the metal roof board needs to be replaced, the normal use of the photovoltaic component is directly influenced during replacement, the photovoltaic component needs to be dismounted firstly, the metal roof board is replaced, then the photovoltaic component is mounted again, and the comprehensive use cost of the roof is greatly increased by repeated dismounting; secondly, the photovoltaic module cannot be laid on the whole roof, and a channel for maintenance needs to be reserved, so that the utilization rate of the roof is reduced; thirdly, when directly increasing photovoltaic module on former roofing system, also increased the constant load of roofing, some old factory building modification projects do not leave sufficient load allowance like original design, and the roofing will can't carry out photovoltaic's installation, perhaps need invest certain cost and carry out the reinforcement of major structure, has increased the cost.
To solve the above technical problem, referring to fig. 1 and fig. 2, the present embodiment provides a composite photovoltaic roof 100, which includes: the profiled color steel bottom tile 10 is provided with a second drainage ditch 101, and the profiled color steel bottom tile 10 is arranged on a purline 200 of a roof and is connected with the purline 200; the photovoltaic tiles 20 are all arranged above the profiled color steel bottom tile 10 and cover the profiled color steel bottom tile 10, and the photovoltaic tiles 20 are all connected with the profiled color steel bottom tile 10; the flashing member 40, the flashing member 40 is arranged between the adjacent photovoltaic tiles 20 and connected with the photovoltaic tiles 20, and adjacent a first drainage ditch 201 is arranged between the flashing members 40.
The composite photovoltaic roof 100 provided by the embodiment has at least the following beneficial effects:
(1) the compound photovoltaic roofing 100 that this embodiment provided locates die mould color steel bottom tile 10 a plurality of photovoltaic tiles 20's below to a plurality of concatenation photovoltaic tiles 20 cover die mould color steel bottom tile 10, have avoided die mould color steel bottom tile 10 and outside air, rainwater contact, have greatly prolonged die mould color steel bottom tile 10's life, realize keeping the same with photovoltaic tile 20's life.
(2) The compound photovoltaic roofing 100 that this embodiment provided, outside rainwater is discharged through first escape canal 201, if there is the condition of leaking the rainwater in photovoltaic tile 20, also can discharge through second escape canal 101, and double-deck drainage structures has realized the high efficiency rainwater of discharging, has improved compound photovoltaic roofing 100's life, and simple structure.
(3) In the composite photovoltaic roof 100 provided by the embodiment, the photovoltaic tiles 20 can be laid on the whole roof, so that the utilization rate of the roof is improved;
(4) the compound photovoltaic roofing 100 that this embodiment provided, the various steel bottom tile of die mould 10 have splendid supporting role, and the various steel bottom tile of die mould 10 quality is light simultaneously to directly be connected with purlin 200 and photovoltaic tile 20, compare in prior art's the mode through a series of connecting pieces, leg joint to roofing system, greatly reduced the constant load to major structure, need not the input cost and carry out the reinforcement of major structure, saved the cost.
(5) The composite photovoltaic roof 100 that this embodiment provided, through the combination of die mould various steel bottom tile 10 with photovoltaic tile 20, also greatly improved composite photovoltaic roof 100 bulk rigidity and intensity, the maintainer can directly walk on photovoltaic tile 20, the photovoltaic roof cleanness and the maintenance of being convenient for, simultaneously, compare in prior art and reduced the use of parts such as connecting piece, support, reduced the height of structure, also promptly thickness to the cost is practiced thrift.
(6) The compound photovoltaic roofing 100 that this embodiment provided can directly be applied to on newly-built project, directly on the purlin 200 of newly-built project installation compound photovoltaic roofing can, also can be used for old house transformation, to the roofing of old house transformation, need at first demolish former roofing tile, only remain roofing purlin 200, then carry out compound photovoltaic roofing 100's installation, its simple to operate.
In one embodiment, referring to fig. 2 and 3, the pressed color steel bottom tile 10 includes a plurality of pressed color steel bottom tile units 11, adjacent pressed color steel bottom tile units 11 are overlapped and connected by an additional member 12, and a third drainage ditch 121 is formed on the additional member. After the overlap joint is accomplished between the various steel bottom tile unit 11 of adjacent die mould, then the various steel bottom tile unit 11 of adjacent die mould is connected to rethread annex 12, the stability of connecting between the various steel bottom tile unit 11 of adjacent die mould has been improved, thereby the fastness of the various steel bottom tile 10 of die mould has been improved, and the possibility of the various steel bottom tile 10 overlap joint position seepage of die mould has been avoided, be equipped with third escape canal 121 on the annex simultaneously, if there is the condition of leaking the rainwater in photovoltaic tile 20, can also discharge through third escape canal 101, the rainwater of high efficiency discharge has further been realized, the life of compound photovoltaic roofing 100 has been improved.
In one embodiment, referring to fig. 3, the profiled color steel bottom tile unit 11 includes: the first convex piece 111 is used for supporting the photovoltaic tile 20, and the photovoltaic tile 20 is connected with the first convex piece 111 and the purline 200 through a first self-tapping screw 112; and a second convex member 113, wherein the height of the second convex member 113 is smaller than that of the first convex member 111, and the second convex member 113 is connected with the purline 200 through a second self-tapping screw 114. Through setting up first protruding piece 111, can carry out stable support with photovoltaic tile 20, the cooperation of first protruding piece 111 and second protruding piece 113 can make die mould color steel bottom tile unit 11 can be by stable connection on purlin 200, has improved overall structure's fastness. Optionally, the profiled color steel bottom tile unit 11 includes a plurality of first protruding members 111 and a plurality of second protruding members 113, the plurality of first protruding members 111 increase the supporting points with the photovoltaic tile 20, and also increase the connecting points with the purlins 200, and the connecting structure is firm, and the plurality of second protruding members 113 increase the connecting points with the purlins 200, and the connecting structure is firm.
In one embodiment, with continued reference to fig. 3, the first convex members 111 and the second convex members 113 are disposed at intervals, the first convex members 111 and the second convex members 113 are parallel to each other, and the second drainage ditch 101 is formed between the adjacent first convex members 111 and the second convex members 113. It should be understood that the first convex members 111 and the second convex members 113 are not limited to the above-mentioned alternate arrangement, and the arrangement of the corresponding second drain 101 is not limited to the above-mentioned arrangement between the first convex members 111 and the second convex members 113, and other arrangements are also possible, which are not limited herein. Optionally, the end of each profiled color steel bottom tile unit 11 is provided with the first convex part 111, when the adjacent profiled color steel bottom tile units 11 are overlapped, the additional part 12 is arranged at the overlapping position, and the additional part 12 is in overlapping connection with the first convex part 111 at the end of each profiled color steel bottom tile unit 11. Optionally, a first seal 13 is provided between the photovoltaic tile 20 and the attachment 12. Optionally, the first sealing element 13 is a sealant.
In an embodiment, the composite photovoltaic roof 100 provided in this embodiment adopts a micro-inverter, the voltage of the photovoltaic tiles 20 is 48 volts, and the plurality of photovoltaic tiles 20 are connected in parallel, so that the overall low-voltage power generation environment of the roof is ensured, and the safety is high.
In one embodiment, continuing to refer to fig. 3, the photovoltaic tile 20 comprises: the bottom plate layer 21 is arranged above the pressed color steel bottom tile 10 and connected with the pressed color steel bottom tile 10; the sandwich layer 22 is provided with a ventilation groove 221, and the sandwich layer 22 is arranged above the bottom plate layer 21 and connected with the bottom plate layer 21; the panel layer 23 is arranged above the sandwich layer 22 and connected with the sandwich layer 22; the crystalline silicon battery layer 24 is arranged above the panel layer 23, and the crystalline silicon battery layer 24 is connected with the panel layer 23; and the glass layer 25 is arranged above the crystalline silicon battery layer 24 and is connected with the crystalline silicon battery layer 24. The sandwich layer 22 greatly improves the rigidity of the photovoltaic tile 20, can meet the requirements of walking personnel on the photovoltaic tile 20, is beneficial to cleaning and maintenance of a roof, and has the functions of heat preservation and heat insulation, and meanwhile, as the sandwich layer 22 is also provided with the ventilation groove 221, the ventilation effect of the photovoltaic roof 100 is ensured. When the photovoltaic tile 20 provided by the embodiment is combined with the profiled color steel base tile 10, the photovoltaic tile has excellent rigidity and strength, and has excellent waterproof, heat insulation, heat preservation and ventilation effects. Optionally, an aluminum foil layer (not shown in the figure, the same applies below) is further disposed between the sandwich layer 22 close to the ventilation groove 221 and the panel layer 23, so as to further improve the waterproof, heat insulation, heat preservation and ventilation effects of the photovoltaic roof 100. Alternatively, the number of the ventilation grooves 221 is one or more. Alternatively, the sectional shape of the ventilation groove 221 is arc-shaped. Alternatively, the sectional shape of the ventilation groove 221 is semicircular. Optionally, the sandwich layer 22 is a foam sandwich layer, the material of the foam sandwich layer is organic or inorganic material such as extruded sheet, polyurethane, etc., and the structural form of the foam sandwich layer may also be honeycomb. Optionally, the bottom plate layer is a color steel bottom plate. Optionally, the panel layer is an aluminum plate or a color steel bottom plate. It should be understood that the materials of the bottom plate layer, the sandwich layer and the panel layer are not limited to the above, and other materials may be used, and are not limited herein. Optionally, the crystalline silicon battery layer 24 is adhesively connected to the panel layer 23. Optionally, the glass layer 25 is adhesively connected to the crystalline silicon cell layer 24.
In one embodiment, referring to fig. 3 and 4, the floor layer 21 is provided with a first engaging portion 26 on both sides parallel to the flashing member 40, the panel layer 23 is provided with a second engaging portion 27 on both sides parallel to the flashing member 40, and the engaging member 28 is engaged with the first engaging portion 26 and the second engaging portion 27. The clamping piece 28 is matched with the first clamping portion 26 and the second clamping portion 27 to stably fix the sandwich layer 22, and the connection structure is simple, and optionally, the clamping piece 28 is galvanized steel.
In one embodiment, with continuing reference to fig. 3 and 4, the second engaging portions 27 on both sides of the panel layer 23 form a concave portion 29 with the panel layer 23, the crystalline silicon cell 24 and the glass layer 25 are both disposed in the concave portion 29, the second engaging portions 27 on both sides and the glass layer 25 form the first drainage channel 201, and the flashing member 40 connects the second engaging portions 27 of the adjacent panel layers 23. The arrangement of the flashing member 40 not only realizes the connection between the adjacent panel layers 23, but also assists rainwater to be collected into the first drainage ditch 201 and then be discharged, thereby improving the waterproof performance of the photovoltaic roof. Optionally, the second engaging portions 27 on both sides of the panel layer 23 and the panel layer 23 are of an integral structure, which is firm in structure and improves waterproof performance.
In one embodiment, referring to fig. 5 and 6, the sealing plate 30 is disposed on both sides of the core layer 22 perpendicular to the flashing member 40, and the sealing plate 30 is provided with ventilation holes (not shown, the same applies below), so as to ensure the ventilation effect of the core layer 22.
In one embodiment, with continuing reference to fig. 5 and 6, a panel layer overlapping portion 31 is disposed on a side of the panel layer 23 perpendicular to the flashing member 40, and is used for overlapping with an adjacent panel layer of the photovoltaic tile 20, a second sealing member 32 is disposed on a side of the panel layer overlapping portion 31 away from the core layer 22, and a photovoltaic patch 33 is disposed on a side of the second sealing member 32 away from the panel layer overlapping portion 31. During the vertical overlap joint of photovoltaic tile 20, the lower extreme of each photovoltaic tile 20 all is equipped with panel layer overlap joint portion 31, and the crystalline silicon battery layer 24 of each photovoltaic tile 31, the corresponding shortening of glass layer 25 are one section, carry out overlap joint at this section, set up second sealing member 32 in the overlap joint position, and after the completion, paste the photovoltaic subsides 33 again at whole seam position, ensure the leakproofness of seam to improve waterproof performance. Optionally, the panel layer 23 and the panel layer overlapping portion 31 are of an integrated structure, the structure is firm, and the panel layer overlapping portion 31 is made of aluminum. Optionally, the second seal 32 is a sealant.
In one embodiment, referring to fig. 3, a cavity 34 is provided between adjacent said snap-in members 28, wherein the cavity 34 is used for placing cables and the like, it should be understood that the cavity 34 provided between adjacent snap-in members 28 means that the cavity 34 provided between the snap-in members 28 between adjacent photovoltaic tiles 20.
In summary, the present embodiment provides a composite photovoltaic roof 100, which includes: the profiled color steel bottom tile 10 is provided with a second drainage ditch 101, and the profiled color steel bottom tile 10 is arranged on a purline 200 of a roof and is connected with the purline 200; the photovoltaic tiles 20 are all arranged above the profiled color steel bottom tile 10 and cover the profiled color steel bottom tile 10, and the photovoltaic tiles 20 are all connected with the profiled color steel bottom tile 10; the flashing member 40, the flashing member 40 is arranged between the adjacent photovoltaic tiles 20 and connected with the photovoltaic tiles 20, and adjacent a first drainage ditch 201 is arranged between the flashing members 40. In the composite photovoltaic roof 100 provided by this embodiment, the profiled color steel bottom tile 10 is arranged below the plurality of photovoltaic tiles 20, and the plurality of spliced photovoltaic tiles 20 cover the profiled color steel bottom tile 10, so that the profiled color steel bottom tile 10 is prevented from contacting with the outside air and rainwater, the service life of the profiled color steel bottom tile 10 is greatly prolonged, and the service life of the profiled color steel bottom tile 10 is kept the same as that of the photovoltaic tile 20; external rainwater is discharged through the first drainage ditch 201, and if the photovoltaic tile 20 leaks rainwater, the rainwater can also be discharged through the second drainage ditch 101, so that the rainwater can be efficiently discharged due to the double-layer drainage structure, the service life of the composite photovoltaic roof 100 is prolonged, and the structure is simple; the photovoltaic tile 20 can realize the whole roof laying, and the utilization rate of the roof is improved; the profiled color steel bottom tile 10 has an excellent supporting effect, and meanwhile, the profiled color steel bottom tile 10 is light in weight and is directly connected with the purlines 200 and the photovoltaic tiles 20, so that compared with the mode that the profiled color steel bottom tile is connected to a roof system through a series of connecting pieces and supports in the prior art, the constant load on a main structure is greatly reduced, the main structure is not required to be reinforced at the input cost, and the cost is saved; by combining the profiled color steel bottom tile 10 and the photovoltaic tile 20, the overall rigidity and strength of the composite photovoltaic roof 100 are greatly improved, and maintainers can directly walk on the photovoltaic tile 20, so that the photovoltaic roof is convenient to clean and maintain, meanwhile, compared with the prior art, the use of parts such as connecting pieces and supports is reduced, the height, namely the thickness, of the structure is reduced, and the cost is saved; the compound photovoltaic roofing 100 that this embodiment provided can directly be applied to on newly-built project, directly on the purlin 200 of newly-built project installation compound photovoltaic roofing can, also can be used for old house transformation, to the roofing of old house transformation, need at first demolish former roofing tile, only remain roofing purlin 200, then carry out compound photovoltaic roofing 100's installation, its simple to operate.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A composite photovoltaic roofing, comprising:
the profiling color steel bottom tile is provided with a second drainage ditch and is used for being arranged on a purline of a roof and connected with the purline;
the photovoltaic tiles are all arranged above the profiled color steel bottom tile and cover the profiled color steel bottom tile, and the photovoltaic tiles are all connected with the profiled color steel bottom tile;
flashing spare, flashing spare is located adjacently between the photovoltaic tile and with the photovoltaic tile is connected, and adjacent be equipped with first gutter between the flashing spare.
2. The composite photovoltaic roofing of claim 1, wherein the profiled color steel bottom tile comprises a plurality of profiled color steel bottom tile units, adjacent profiled color steel bottom tile units are overlapped and connected through an additional piece, and a third drainage ditch is arranged on the additional piece.
3. A composite photovoltaic roofing as claimed in claim 2, wherein the profiled color steel shingle unit comprises:
the first convex piece is used for supporting the photovoltaic tile, and the photovoltaic tile is connected with the first convex piece and the purline through a first self-tapping screw;
and the height of the second convex piece is smaller than that of the first convex piece, and the second convex piece is connected with the purline through a second self-tapping screw.
4. A composite photovoltaic roofing as claimed in claim 3, wherein the first and second projections are spaced apart and parallel to each other, and the second gutters are formed between adjacent first and second projections.
5. A composite photovoltaic roofing as claimed in claim 1, wherein the photovoltaic tile comprises:
the bottom plate layer is arranged above the profiled color steel bottom tile and is connected with the profiled color steel bottom tile;
the sandwich layer is arranged above the bottom plate layer and is connected with the bottom plate layer;
the panel layer is arranged above the sandwich layer and is connected with the sandwich layer;
the crystalline silicon battery layer is arranged above the panel layer and is connected with the panel layer;
and the glass layer is arranged above the crystalline silicon battery layer and is connected with the crystalline silicon battery layer.
6. A composite photovoltaic roofing as claimed in claim 5, wherein said floor layer is provided with first engaging portions on both sides parallel to said flashing member, and said panel layer is provided with second engaging portions on both sides parallel to said flashing member, the engaging members being cooperatively connected to said first engaging portions and said second engaging portions.
7. The composite photovoltaic roofing of claim 6, wherein the second engaging portions on both sides of the panel layer form a recess with the panel layer, the crystalline silicon cell and the glass layer are both disposed in the recess, the second engaging portions on both sides form the first drainage channel with the glass layer, and the flashing member connects the second engaging portions of the adjacent panel layers.
8. The composite photovoltaic roofing of claim 6, wherein the sandwich layer is provided with sealing plates on both sides perpendicular to the flashing member, the sealing plates being provided with vent holes.
9. The composite photovoltaic roofing of claim 7, wherein the panel layer is provided with a panel layer overlapping portion perpendicular to the flashing member for overlapping with an adjacent panel layer of the photovoltaic tile, and a second sealing member is provided on a side of the panel layer overlapping portion away from the sandwich layer, and a photovoltaic patch is provided on a side of the second sealing member away from the panel layer overlapping portion.
10. A composite photovoltaic roofing as claimed in claim 6, wherein a cavity is provided between adjacent said snap-in pieces.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN2020233334199 | 2020-12-30 | ||
CN202023333419 | 2020-12-30 |
Publications (1)
Publication Number | Publication Date |
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CN214364486U true CN214364486U (en) | 2021-10-08 |
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