CN113556081B - Roof photovoltaic power generation system - Google Patents
Roof photovoltaic power generation system Download PDFInfo
- Publication number
- CN113556081B CN113556081B CN202110831152.6A CN202110831152A CN113556081B CN 113556081 B CN113556081 B CN 113556081B CN 202110831152 A CN202110831152 A CN 202110831152A CN 113556081 B CN113556081 B CN 113556081B
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- plate
- hook
- bracket
- waterproof
- roof
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- 238000010248 power generation Methods 0.000 title claims abstract description 41
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- 238000009413 insulation Methods 0.000 abstract description 12
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- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
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Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/20—Supporting structures directly fixed to an immovable object
- H02S20/22—Supporting structures directly fixed to an immovable object specially adapted for buildings
- H02S20/23—Supporting structures directly fixed to an immovable object specially adapted for buildings specially adapted for roof structures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/20—Peripheral frames for modules
-
- 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]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
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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
Abstract
The invention discloses a roof photovoltaic power generation system, which comprises a waterproof support plate, a photovoltaic module and a mounting bracket, wherein the waterproof support plate is arranged on the roof; the waterproof supporting plate comprises a U-shaped main plate, a first hook part and a second hook part; a boss is arranged on a bottom plate of the U-shaped main plate, and the photovoltaic module is mounted on the boss; the mounting bracket comprises a bracket main body and a bracket bent hook part; in two adjacent waterproof supporting plates up and down, the lower end of the upper waterproof supporting plate is lapped on the upper end of the lower waterproof supporting plate; in the two waterproof supporting plates which are adjacent on the left and right, the adjacent first hook part and the second hook part are meshed together through the bracket hook parts. The roof photovoltaic power generation system disclosed by the invention integrates heat insulation, waterproof and power generation functions, the weight of the waterproof support plate, the photovoltaic module and the mounting bracket is light, the load of the roof is reduced, and the roof photovoltaic power generation system can be widely applied to the roof.
Description
Technical Field
The invention relates to the technical field of solar photovoltaic power generation, in particular to a roof photovoltaic power generation system.
Background
The overhead heat insulation layer of the roof in the existing building field only has the heat insulation function, cannot bring the accessory characteristics of power generation, and cannot bring other values to the building.
The existing roof photovoltaic application system only focuses on the power generation function of the roof photovoltaic application system, and is combined with a building roof, and the aspects of water resistance, heat preservation, heat insulation and the like need to be improved.
In view of the above, it is necessary to provide a roof photovoltaic power generation system capable of achieving heat insulation, water resistance and power generation.
Disclosure of Invention
The invention aims to provide a roof photovoltaic power generation system capable of realizing heat insulation, water resistance and power generation.
The technical scheme of the invention provides a roof photovoltaic power generation system which comprises a plurality of waterproof supporting plates, photovoltaic modules and a mounting bracket, wherein the waterproof supporting plates are sequentially connected, the photovoltaic modules are mounted on the waterproof supporting plates, and the mounting bracket is used for making the waterproof supporting plates overhead on a roof;
the waterproof supporting plate comprises a U-shaped main plate with a water chute, and a first hook part and a second hook part which are connected to two opposite sides of the U-shaped main plate;
a boss which is bent and protruded towards the water chute is arranged on a bottom plate of the U-shaped main plate, and the photovoltaic module is arranged on the boss;
the mounting bracket comprises a bracket main body and a bracket bent hook part, wherein the bracket main body is used for being supported between the roof and the U-shaped main board, and the bracket bent hook part is arranged at the top of the bracket main body;
the bracket hook part is positioned between the two adjacent waterproof supporting plates on the left and right;
the lower end of the upper waterproof support plate is lapped on the upper end of the lower waterproof support plate in two vertically adjacent waterproof support plates;
in the two waterproof supporting plates which are adjacent on the left and right, the adjacent first hook part and the second hook part are meshed together through the bracket hook parts.
In an optional technical solution, the water chute has two or more bosses therein, and each of the bosses supports the photovoltaic module.
In one optional technical scheme, the photovoltaic module comprises a top plate, an upper packaging adhesive film layer, a plurality of batteries connected in series, a lower packaging adhesive film layer and a back plate which are arranged in a stacked manner;
the back plate is bonded with the boss.
In an alternative embodiment, the battery is a thin film battery, a perovskite battery or a crystalline silicon battery.
In an alternative embodiment, the first hook portion, the U-shaped main plate, and the second hook portion are integrally formed.
In one optional technical scheme, the first hook part comprises a first connecting plate connected with the U-shaped main plate and a first hook plate connected with the first connecting plate;
the second hook part comprises a second connecting plate connected with the U-shaped main plate and a second hook plate connected with the second connecting plate;
the bracket hook part comprises a bracket connecting plate connected with the bracket main body and a bracket hook plate connected with the bracket connecting plate;
the first hook plate is clamped between the support connecting plate and the support hook plate;
the second connecting plate and the first connecting plate are positioned at two opposite sides of the bracket connecting plate, and the second hook plate and the first hook plate are positioned at two opposite sides of the bracket hook plate;
the distal end of the second hook plate is clamped between the distal end of the bracket hook plate and the first connector plate.
In one optional technical solution, the side plates at two sides of the U-shaped main plate are respectively provided with a first extending plate and a second extending plate which extend outwards, the first connecting plate is connected with the first extending plate, and the second connecting plate is connected with the second extending plate;
the support main body is arranged between the side plates of the two adjacent U-shaped main plates, the support main body is arranged below the first extension plate and the second extension plate which are adjacent, and the support connecting plate penetrates through the first extension plate and the second extension plate which are adjacent.
In an alternative technical scheme, the first hook plate on each waterproof supporting plate is positioned on one side, facing the water chute, of the first connecting plate;
the second hook plate on each waterproof supporting plate is positioned on one side, back to the water chute, of the second connecting plate.
In an optional technical solution, the first hook plate and the first connecting plate are integrally formed, the second hook plate and the second connecting plate are integrally formed, and the bracket hook plate and the bracket connecting plate are integrally formed.
In an optional technical scheme, the lower end of the bracket main body is fixed on a secondary purline of the roof through a screw.
By adopting the technical scheme, the method has the following beneficial effects:
according to the roof photovoltaic power generation system provided by the invention, the waterproof support plate is erected on the roof by the mounting bracket, so that the heat insulation effect is achieved; the waterproof support plates which are adjacent up and down are overlapped, the first hook part and the second hook part of the waterproof support plates which are adjacent left and right are meshed together through the bracket hook part of the mounting bracket, the connection is tight, the waterproof effect can be realized, and the rainwater can be smoothly discharged along the water guide groove; and the photovoltaic module is arranged on the boss in the water guide groove of the waterproof supporting plate, so that the power generation function is realized.
The roof photovoltaic power generation system provided by the invention integrates heat insulation, waterproof and power generation functions, the weight of the waterproof support plate, the photovoltaic module and the mounting bracket is light, the load of the roof is reduced, and the roof photovoltaic power generation system can be widely applied to the roof.
Drawings
Fig. 1 is a schematic installation diagram of a roof photovoltaic power generation system according to an embodiment of the present invention;
fig. 2 is a perspective view of a photovoltaic module mounted on a waterproof support plate;
FIG. 3 is a cross-sectional view of a waterproof support plate;
FIG. 4 is a schematic structural view of the first hook portion;
FIG. 5 is a schematic view of the second hook portion;
FIG. 6 is a schematic view of a mounting bracket;
FIG. 7 is an exploded view of the first hook portion, the mounting bracket and the second hook portion;
FIG. 8 is a schematic view of the bracket hook portions engaging the first and second hook portions and the bracket body being connected to the secondary purlins by screws;
FIG. 9 is an enlarged view of the bracket hook portion engaging the first and second hook portions;
FIG. 10 is a schematic view of the lower end of an upper waterproof support plate overlapping the upper end of a lower waterproof support plate;
fig. 11 is a cross-sectional view of a photovoltaic module.
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1 to 10, a roof photovoltaic power generation system according to an embodiment of the present invention includes a plurality of waterproof support plates 1 connected in sequence, a photovoltaic module 2 mounted on the waterproof support plates 1, and a mounting bracket 3 for suspending the waterproof support plates 1 on a roof 5.
The waterproof supporting plate 1 includes a U-shaped main plate 11 having a water chute 110, and a first hook portion 12 and a second hook portion 13 connected to opposite sides of the U-shaped main plate 11.
The bottom plate 111 of the U-shaped main plate 11 has a boss 113 protruding toward the water chute 110, and the photovoltaic module 2 is mounted on the boss 113.
The mounting bracket 3 includes a bracket main body 31 for supporting between the roof 5 and the U-shaped main board 11, and a bracket hooking portion 32 provided at the top of the bracket main body 31.
The bracket hook part 32 is positioned between two adjacent waterproof supporting plates 1 at the left and the right.
Among two waterproof supporting plates 1 adjacent up and down, the lower end of the waterproof supporting plate 1 above is lapped on the upper end of the waterproof supporting plate 1 below.
In two waterproof supporting plates 1 adjacent to each other on the left and right, the adjacent first hook portions 12 and second hook portions 13 are engaged together through the bracket hook portions 32.
The roof photovoltaic power generation system provided by the invention is used for being installed on the roof 5, can play a role in heat preservation and insulation, can play a role in water prevention, and can also utilize solar energy to generate power.
This roof photovoltaic power generation system includes waterproof backup pad 1, photovoltaic module 2 and installing support 3. The waterproof supporting plates 1 are sequentially overlapped up and down and connected left and right through the bracket hook parts 32 on the mounting bracket 3. Each waterproof supporting plate 1 is overhead on a roof 5 through a mounting bracket 3. The waterproof supporting plate 1 may be made of an extruded steel plate. The waterproof supporting plate 1 is thin and light in weight, and can reduce the load of the roof 5.
The waterproof supporting plate 1 includes a U-shaped main plate 11, a first hook portion 12, and a second hook portion 13. The U-shaped main plate 11 has a gutter 110. The U-shaped main plate 11 includes a bottom plate 111 and two side plates 112 disposed on opposite sides of the bottom plate 111. The water guide groove 110 is formed between the bottom plate 111 and the two side plates 112, and rainwater can flow down along the water guide groove 110.
The first hook portion 12 and the second hook portion 13 are connected to opposite sides of the U-shaped main plate 11, and specifically, the first hook portion 12 is connected to the side plate 112 on one side, and the second hook portion 13 is connected to the side plate 112 on the other side.
The bottom plate 111 has a boss 113, and the boss 113 is curved and protruded from the bottom plate 111 toward the water guide groove 110. The photovoltaic module 2 is mounted on the boss 113. Each water chute 110 has a photovoltaic module 2 mounted therein.
The photovoltaic module 2 can utilize solar energy for power generation, and the photovoltaic module 2 is thinner and light in weight, so that the load of the roof 5 can be reduced.
The mounting bracket 3 includes a bracket main body 31 and a bracket hook portion 32, and the bracket hook portion 32 is attached to the top of the bracket main body 31. The bracket body 31 is supported between the roof 5 and the U-shaped main board 11 for making the waterproof support plate 1 overhead. The waterproof supporting plate 1 and the roof 5 are spaced, so that sunlight can be prevented from directly irradiating the roof, and a heat insulation effect is achieved. The arrangement of the overhead layer can reduce the heat exchange between air and the roof and play a role in heat preservation.
The roof 5 is an inclined downward slope, and accordingly, the inclination of the waterproof supporting plate 1 matches the inclination of the slope of the roof 5. The waterproof supporting plates 1 are obliquely lapped front and back, and the lower end of the waterproof supporting plate 1 above is lapped at the upper end of the waterproof supporting plate 1 below, so that the water chute 110 extends obliquely downwards to be beneficial to rainwater going downwards.
When the waterproof support plate is installed, the left and right adjacent waterproof support plates 1 are connected by the bracket hook parts 32. The first hook part 12 of one waterproof support plate 1 and the second hook part 13 of the other waterproof support plate 1 are engaged together through the bracket hook part 32, so that the connection is stable, rainwater infiltration can be avoided, and the waterproof effect is good.
Therefore, the roof photovoltaic power generation system provided by the invention integrates the functions of heat preservation, heat insulation, water prevention and power generation, the weight of the waterproof support plate 1, the photovoltaic module 2 and the mounting bracket 3 is light, the load of the roof 5 is reduced, and the roof photovoltaic power generation system can be widely applied to the roof 5.
Different types of mounting brackets 3 can be used to adjust the spacing between the roof 5 and the waterproof support plate 1 as required.
In one embodiment, as shown in fig. 1 and 3, the water chute 110 has more than two bosses 113 therein, and each boss 113 supports the photovoltaic module 2, so that the support stability of the photovoltaic module 2 is improved.
In one embodiment, as shown in fig. 1 and 11, the photovoltaic module 2 includes a top plate 21, an upper encapsulating film layer 22, a plurality of cells 23 connected in series, a lower encapsulating film layer 24, and a back plate 25, which are stacked. The back plate 25 is bonded to the boss 113.
The top plate 21 is a photovoltaic front plate, and has weather resistance and waterproof performance. The photovoltaic front plate is light-permeable, and for example, toughened glass, a photovoltaic composite front plate and the like can be adopted. The plurality of batteries 23 are connected in series, and can be bent and light. The back sheet 25 is a photovoltaic back sheet for mounting on the boss 113. The back plate 25 may be bonded to the boss 113 by a bonding glue. The adhesive glue is butyl adhesive tape, structural glue, sealant and the like. The upper and lower encapsulating adhesive film layers 22 and 24 have excellent adhesive properties and reliability. The upper packaging adhesive film layer 22 is packaged between the top surface of the battery 23 and the top plate 21, and the lower packaging adhesive film layer 24 is packaged between the bottom surface of the battery 23 and the back plate 25, so that the battery 23 is packaged and protected. The battery 25 is connected to an external power generation device to generate power. For the power generation mode and principle of the photovoltaic module 2, please refer to the content in the prior art, which is not described herein again.
In one embodiment, the battery 23 is a thin film battery, a perovskite battery or a crystalline silicon battery, and has a wide selection range, so that different working condition requirements can be met.
In one embodiment, the first hook portion 12, the U-shaped main plate 11, and the second hook portion 13 are integrally formed. The first hook part 12, the U-shaped main plate 11 and the second hook part 13 are formed by extrusion of a steel plate, and the structural strength is high.
In one embodiment, as shown in fig. 4-9, the first hook portion 12 includes a first connecting plate 121 connected to the U-shaped main plate 11 and a first hook plate 122 connected to the first connecting plate 121.
The second hook portion 13 includes a second connection plate 131 connected to the U-shaped main plate 11 and a second hook plate 132 connected to the second connection plate 131.
The bracket hook part 32 includes a bracket coupling plate 321 coupled to the bracket body 31 and a bracket hook plate 322 coupled to the bracket coupling plate 321.
The first hook plate 122 is clamped between the bracket attachment plate 321 and the bracket hook plate 322.
The second connecting plate 131 and the first connecting plate 121 are located at opposite sides of the bracket connecting plate 321, and the second hook plate 132 and the first hook plate 122 are located at opposite sides of the bracket hook plate 322.
The end 1321 of the second hook plate 132 is clamped between the end 3221 of the bracket hook plate 322 and the first connection plate 121.
In the present embodiment, the first hook part 12 includes a first connection plate 121 and a first hook plate 122. The lower end of the first connecting plate 121 is connected to the side plate 112 at one side of the U-shaped main plate 11, and the first hook plate 122 is connected to the upper end of the first connecting plate 121. The upper end of the first hook plate 122 is connected to the upper end of the first connection plate 121 by a U-shaped plate. The lower end of the first hook plate 122 is a U-shaped hook, and the end 1221 of the first hook plate 122 faces upward.
The second hook portion 13 includes a second connection plate 131 and a second hook plate 132. The lower end of the second connecting plate 121 is connected to the side plate 112 on the other side of the U-shaped main plate 11, and the second hook plate 132 is connected to the upper end of the second connecting plate 131. The upper end of the second hook plate 132 is connected to the upper end of the second connection plate 131 by a U-shaped plate. The lower end of the second hook plate 132 is a U-shaped hook, and the end 1321 of the second hook plate 132 faces upward.
The bracket hook portion 32 includes a bracket coupling plate 321 and a bracket hook plate 322. The lower end of the bracket coupling plate 321 is coupled to the bracket body 31, and the bracket hook plate 322 is coupled to the upper end of the bracket coupling plate 321. The upper end of the bracket hook plate 322 is connected to the upper end of the bracket connection plate 321 by a U-shaped plate. The lower end of the bracket hook plate 322 is a U-shaped hook, and the end 3221 of the bracket hook plate 322 faces upward.
When assembled, the first hook portion 12 and the second hook portion 13 are located on opposite sides of the bracket hook portion 32. The first hook plate 122 is clamped between the bracket connection plate 321 and the bracket hook plate 322, the second hook plate 132 and the first hook plate 122 are located at two opposite sides of the bracket hook plate 322, the tail end 1321 of the second hook plate 132 is clamped between the tail end 3221 of the bracket hook plate 322 and the first connection plate 121, and the second hook part 13 completely covers the occlusion part, so that rainwater can be prevented from infiltrating.
In one embodiment, as shown in fig. 3 and 8, the side plates 112 on both sides of the U-shaped main plate 11 are respectively provided with a first extending plate 114 and a second extending plate 115 extending outward, the first connecting plate 121 is connected with the first extending plate 114, and the second connecting plate 131 is connected with the second extending plate 115.
The bracket main body 31 is located between the side plates 112 of two adjacent U-shaped main plates 11, the bracket main body 31 is located below the adjacent first extension plate 114 and second extension plate 115, and the bracket connecting plate 321 passes through the adjacent first extension plate 114 and second extension plate 115.
In this embodiment, a first extending plate 114 extends outwardly from the side plate 112 on one side of the U-shaped main plate 11, and a second extending plate 114 extends outwardly from the side plate 112 on the other side of the U-shaped main plate 11. The lower end of the first connection plate 121 is connected to the first extension plate 114, and the lower end of the second connection plate 131 is connected to the second extension plate 115.
The space for installing the bracket main body 31 is reserved between the adjacent first extension plate 114, the second extension plate 115 and the two side plates 112, so that the vertical space of the structure can be reduced.
When the support is installed, the support main body 31 is located between the side plates 112 of two adjacent U-shaped main plates 11, the support main body 31 is located below the adjacent first extension plate 114 and second extension plate 115, and the support connecting plate 321 passes through the adjacent first extension plate 114 and second extension plate 115.
In one embodiment, as shown in fig. 3 to 5, the first hook plate 122 of each waterproof supporting plate 1 is located on the side of the first connecting plate 121 facing the water chute 110. The second hook plate 132 of each waterproof supporting plate 1 is located on the side of the second connecting plate 131 opposite to the water chute 110.
In this embodiment, the first hook plate 122, the second hook plate 132 and the bracket hook plate 322 face the same direction, and are engaged together in a winding manner, so that the connection stability is improved, and the waterproof effect is good.
In one embodiment, the first hook plate 122 is integrally formed with the first connecting plate 121, so that the forming process is convenient and the structural strength is high. The second hook plate 132 and the second connecting plate 131 are integrally formed, so that the processing and forming are convenient, and the structural strength is high. Support hook plate 322 and support connecting plate 321 integrated into one piece, the convenient machine-shaping, structural strength is high.
In one embodiment, as shown in fig. 1 and 8, the lower end of the bracket body 31 is fixed to a secondary purlin 51 of a roof 5 by screws 4.
The secondary purline 51 is installed on the roof 5 and plays a role in connecting and fixing with the roof 5. The secondary purlins 51 are also used to connect the bracket bodies 31 of the mounting brackets 3. The lower end of the bracket body 31 is connected to the secondary purlin 51 by screws 4 to fix the mounting bracket 3 to the roof 5. The shape of the secondary purlin 51 can be a n-shaped profile, a C-shaped profile, a rectangular profile, an i-shaped profile, and the like.
In conclusion, the roof photovoltaic power generation system provided by the invention has the advantages of simple structure, convenience in installation and construction, waterproof performance, heat insulation in summer and heat preservation in winter, and can effectively reduce the load requirement on the roof.
According to the needs, the above technical schemes can be combined to achieve the best technical effect.
The foregoing is considered as illustrative only of the principles and preferred embodiments of the invention. It should be noted that, for those skilled in the art, several other modifications can be made on the basis of the principle of the present invention, and the protection scope of the present invention should be regarded.
Claims (10)
1. A roof photovoltaic power generation system is characterized by comprising a plurality of waterproof supporting plates, photovoltaic modules and a mounting bracket, wherein the waterproof supporting plates are sequentially connected, the photovoltaic modules are mounted on the waterproof supporting plates, and the mounting bracket is used for making the waterproof supporting plates overhead on a roof;
the waterproof supporting plate comprises a U-shaped main plate with a water chute, and a first hook part and a second hook part which are connected to two opposite sides of the U-shaped main plate;
a boss which is bent and protruded towards the water chute is arranged on a bottom plate of the U-shaped main plate, and the photovoltaic module is arranged on the boss;
the mounting bracket comprises a bracket main body and a bracket bent hook part, wherein the bracket main body is used for being supported between the roof and the U-shaped main board, and the bracket bent hook part is arranged at the top of the bracket main body;
the bracket hook part is positioned between the two adjacent waterproof supporting plates on the left and right;
the lower end of the upper waterproof support plate is lapped on the upper end of the lower waterproof support plate in two vertically adjacent waterproof support plates;
in the two waterproof supporting plates which are adjacent on the left and right, the adjacent first hook part and the second hook part are meshed together through the bracket hook parts.
2. The roof photovoltaic power generation system of claim 1, wherein there are more than two said bosses in said flume, each said boss supporting said photovoltaic module.
3. The roof photovoltaic power generation system of claim 1, wherein the photovoltaic module comprises a top plate, an upper encapsulating film layer, a plurality of cells connected in series, a lower encapsulating film layer and a back plate which are arranged in a stacked manner;
the back plate is bonded with the boss.
4. The roof photovoltaic power generation system of claim 3, wherein the cells are thin film cells, perovskite cells, or crystalline silicon cells.
5. The roof photovoltaic power generation system of any of claims 1-4, wherein the first hook portion, the U-shaped main plate, and the second hook portion are integrally formed.
6. The roof photovoltaic power generation system of any of claims 1-4, wherein the first hook portion comprises a first connection plate connected to the U-shaped main plate and a first hook plate connected to the first connection plate;
the second hook part comprises a second connecting plate connected with the U-shaped main plate and a second hook plate connected with the second connecting plate;
the bracket hook part comprises a bracket connecting plate connected with the bracket main body and a bracket hook plate connected with the bracket connecting plate;
the first hook plate is clamped between the support connecting plate and the support hook plate;
the second connecting plate and the first connecting plate are positioned at two opposite sides of the bracket connecting plate, and the second hook plate and the first hook plate are positioned at two opposite sides of the bracket hook plate;
the distal end of the second hook plate is clamped between the distal end of the bracket hook plate and the first connector plate.
7. The roof photovoltaic power generation system of claim 6, wherein the side plates at two sides of the U-shaped main plate are respectively provided with a first extending plate and a second extending plate which extend outwards, the first connecting plate is connected with the first extending plate, and the second connecting plate is connected with the second extending plate;
the support main body is arranged between the side plates of the two adjacent U-shaped main plates, the support main body is arranged below the first extension plate and the second extension plate which are adjacent, and the support connecting plate penetrates through the first extension plate and the second extension plate which are adjacent.
8. The roof photovoltaic power generation system of claim 6, wherein the first hook plate on each of the waterproof support plates is on a side of the first connection plate facing the water chute;
the second hook plate on each waterproof supporting plate is positioned on one side, back to the water chute, of the second connecting plate.
9. The roof photovoltaic power generation system of claim 6, wherein the first hook plate is integrally formed with the first connection plate, the second hook plate is integrally formed with the second connection plate, and the bracket hook plate is integrally formed with the bracket connection plate.
10. The roof photovoltaic power generation system of claim 1, wherein the lower end of the bracket body is fixed to a secondary purlin of the roof by screws.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110831152.6A CN113556081B (en) | 2021-07-22 | 2021-07-22 | Roof photovoltaic power generation system |
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| CN202110831152.6A CN113556081B (en) | 2021-07-22 | 2021-07-22 | Roof photovoltaic power generation system |
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| US8938932B1 (en) * | 2013-12-13 | 2015-01-27 | Quality Product Llc | Rail-less roof mounting system |
| CN209353582U (en) * | 2018-12-21 | 2019-09-06 | 湖北中复能新型材料有限公司 | A kind of roofing photovoltaic power generation station structure |
| CN211321280U (en) * | 2020-03-08 | 2020-08-21 | 上海金羊钫新能源科技中心(有限合伙) | Lap joint structure of solar photovoltaic module |
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