CN219875569U

CN219875569U - Roof-based photovoltaic system

Info

Publication number: CN219875569U
Application number: CN202320998491.8U
Authority: CN
Inventors: 张黎; 杨斌; 邹洪; 欧阳晓平; 谢斌泉; 胡江泉; 段翔睿
Original assignee: Hunan Goldwell New Materials Technology Co Ltd
Current assignee: Hunan Goldwell New Materials Technology Co Ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-10-20
Anticipated expiration: 2033-04-27

Abstract

The utility model discloses a roof-based photovoltaic system, which comprises a photovoltaic support, a photovoltaic panel, a long frame and a short frame, wherein the long frame and the short frame are enclosed at the edge of the photovoltaic panel, the photovoltaic support is fixedly arranged on a roof, a receiving plate, a stress plate and a connecting plate are arranged on the photovoltaic support, a first clamping part and a second clamping part for clamping the photovoltaic panel are arranged on the long frame and the short frame, the long frame is erected on the receiving plate and fixedly connected with the photovoltaic support, and the photovoltaic support and the long frame form waterproof lap joint at the upper part. Has the advantages of low cost and good waterproof effect.

Description

Roof-based photovoltaic system

Technical Field

The utility model relates to the technical field of photovoltaics, in particular to a roof-based photovoltaic system.

Background

Solar energy is energy generated by the continuous nuclear fusion reaction process of black seeds in the sun or on the surface. The solar energy has the advantages of sufficient resources, long service life, wide distribution, safety, cleanness, reliable technology and the like, and the application range is very wide because the solar energy can be converted into various other forms of energy. The power obtained from solar energy is obtained by performing photoelectric conversion by a solar cell.

At present, the application range of the photovoltaic system is wider and wider, more and more photovoltaic systems are installed on the roof of a building, when the traditional roof photovoltaic system is installed, color steel tiles are paved on the roof of the building, and then the photovoltaic system is additionally installed on holes drilled in the color steel tiles, so that the cost is high, and the waterproof effect is difficult to guarantee.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide the roof-based photovoltaic system with low cost and good waterproof effect.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a photovoltaic system based on roof, includes photovoltaic support, photovoltaic panel and encloses and close long frame and the short frame at photovoltaic panel border, the photovoltaic support is adorned admittedly on the roof, is provided with on the photovoltaic support and holds board, atress board and connecting plate, be provided with on long frame and the short frame and be used for the centre gripping photovoltaic panel's first clamping part and second clamping part, long frame set up on holding the board and with photovoltaic support fixed connection, the photovoltaic support in upper portion with long frame forms waterproof overlap joint.

As a further improvement of the above technical scheme:

adjacent short frames enclosed on the photovoltaic panels are in tile buckling lap joint along the roof inclination direction, and the short frames at high positions are provided with lap joint edges for tile buckling lap joint.

And a buffer adhesive tape is arranged between the short side frames which are lapped by the tile buckle.

The long frames and the short frames are provided with a first accommodating cavity and a second accommodating cavity which are used for inserting frame corner codes to realize the assembly of the adjacent long frames and short frames.

The photovoltaic support is a closed section formed by welding and butt-jointing steel plates in a parallel and level mode at the head end and the tail end or a closed section formed by welding steel plates in a parallel and level mode at the head end and the tail end.

And the long frame is provided with a folded edge which is lapped on the photovoltaic bracket.

One or more water diversion grooves are formed in the photovoltaic support.

The long frame is connected with the stress plate through bolts.

The long frame is connected with the bearing plate in a buckling manner, and a clamping portion used for the buckling connection is arranged on the long frame.

And folded plates which are lapped on the long frames are arranged on the photovoltaic support.

The long frame is connected with the stress plate through bolts.

The long frames and the short frames are provided with a first corner connecting edge and a second corner connecting edge which are used for fixedly connecting frame corner codes so as to realize the assembly of the adjacent long frames and short frames.

The photovoltaic support is an open-type section formed by bending a steel plate.

One or more water diversion grooves are formed in the photovoltaic support.

The long frame is connected with the stress plate through bolts.

The press block is arranged on the folded edge in a pressing mode, a bolt in threaded connection with the photovoltaic support is arranged on the press block in a penetrating mode, and the press block is driven to press the folded edge on the photovoltaic support when the bolt is locked.

One or more water diversion grooves are formed in the photovoltaic support.

The long frame is connected with the stress plate through bolts.

The connecting plate is fixedly connected with the roof through bolts.

The connecting plate is provided with a pressing block in a pressing mode, a bolt in threaded connection with the roof is arranged on the pressing block in a penetrating mode, and the pressing block is driven to press the connecting plate on the roof when the bolt is locked.

And the photovoltaic bracket is also provided with an opening which is convenient for the connection plate to be connected with a roof bolt.

And a waterproof plug is arranged on the opening.

Compared with the prior art, the utility model has the advantages that:

compared with the traditional roof photovoltaic system, the roof-based photovoltaic system can be directly installed on a building roof, can replace color steel tiles in the traditional structure, greatly reduces cost, in the structure, a long frame is erected on a bearing plate and fixedly connected with a photovoltaic bracket, positive wind pressure born by the long frame is born by the photovoltaic bracket, the long frame only needs to meet the requirement of bearing negative wind pressure intensity, and a short frame enclosed on the edge of a photovoltaic panel through a second clamping part only needs to protect the photovoltaic panel, so that the wall thickness of the frame can be reduced to a certain extent under the condition of meeting the use requirement, the cost is further reduced, in addition, the long frame is lapped with the photovoltaic bracket at the upper part of the photovoltaic bracket, water seepage can be prevented, and the waterproof effect of the whole structure is improved.

Drawings

Fig. 1 is a schematic application diagram of embodiment 1 of the present utility model.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is an enlarged view of a portion B in fig. 1.

Fig. 4 is a schematic view of the photovoltaic bracket installation of embodiment 1 of the present utility model.

Fig. 5 is a schematic view of the structure of a photovoltaic bracket according to embodiment 1 of the present utility model.

Fig. 6 is a schematic view of a long frame structure of embodiment 1 of the present utility model.

Fig. 7 is a schematic diagram of a short frame structure of embodiment 1 of the present utility model.

Fig. 8 is a schematic diagram illustrating the assembly of a long frame and a short frame in embodiment 1 of the present utility model.

Fig. 9 is a schematic view of the photovoltaic bracket installation of embodiment 2 of this utility model.

Fig. 10 is a schematic view of the structure of a photovoltaic bracket according to embodiment 2 of the present utility model.

Fig. 11 is a schematic view of a long frame structure of embodiment 2 of the present utility model.

Fig. 12 is a schematic diagram of a short frame structure of embodiment 2 of the present utility model.

Fig. 13 is a schematic view of the photovoltaic bracket installation of embodiment 3 of this utility model.

Fig. 14 is a schematic view of the structure of a photovoltaic bracket according to embodiment 3 of the present utility model.

Fig. 15 is a schematic view of a long frame structure of embodiment 3 of the present utility model.

Fig. 16 is a schematic diagram of a short frame structure of embodiment 3 of the present utility model.

Fig. 17 is a schematic view of the photovoltaic bracket installation of embodiment 4 of this utility model.

Fig. 18 is a schematic view of the structure of a photovoltaic bracket according to embodiment 4 of the present utility model.

Fig. 19 is a schematic view of a long frame structure of embodiment 4 of the present utility model.

Fig. 20 is a schematic diagram of a short frame structure of embodiment 4 of the present utility model.

Fig. 21 is a schematic view of the photovoltaic bracket installation of embodiment 5 of this utility model.

Fig. 22 is a schematic view of the structure of a photovoltaic bracket according to embodiment 5 of the present utility model.

Fig. 23 is a schematic diagram of the long frame structure of embodiment 5 and embodiment 6 of the present utility model.

Fig. 24 is a schematic diagram showing the structure of a short frame in embodiment 5 and embodiment 6 of the present utility model.

Fig. 25 is a schematic diagram illustrating the combination of a long frame and a short frame in embodiment 5 of the present utility model.

Fig. 26 is a schematic view of the photovoltaic bracket installation of embodiment 6 of this utility model.

Fig. 27 is a schematic view of the structure of a photovoltaic bracket according to embodiment 6 of the present utility model.

Fig. 28 is a schematic view of the photovoltaic bracket installation of embodiment 7 of this utility model.

Fig. 29 is a schematic view of the structure of a photovoltaic bracket according to embodiment 7 of this utility model.

Fig. 30 is a schematic view of a long frame structure of embodiment 7 of the present utility model.

Fig. 31 is a schematic diagram of a short frame structure of embodiment 7 of the present utility model.

The reference numerals in the drawings denote:

1. a photovoltaic support; 11. a receiving plate; 12. a force-bearing plate; 13. a connecting plate; 14. a water diversion trench; 15. a folded plate; 16. opening holes; 2. a photovoltaic panel; 3. a long frame; 31. a first clamping part; 32. a first accommodation chamber; 33. folding edges; 34. a clamping part; 35. a first corner connecting edge; 4. a short frame; 41. a second clamping portion; 42. overlapping edges; 43. a second accommodation chamber; 44. the second corner connector is connected with the edge; 5. buffering adhesive tape; 6. briquetting; 7. a bolt; 8. waterproof plugs.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the specific examples.

Example 1:

as shown in fig. 1 to 8, a first embodiment of the roof-based photovoltaic system of the present utility model includes a photovoltaic support 1, a photovoltaic panel 2, and a long frame 3 and a short frame 4 surrounding the edge of the photovoltaic panel 2, wherein the photovoltaic support 1 is fixedly mounted on a roof, a receiving plate 11, a force plate 12 and a connecting plate 13 are disposed on the photovoltaic support 1, a first clamping portion 31 and a second clamping portion 41 for clamping the photovoltaic panel 2 are disposed on the long frame 3 and the short frame 4, the long frame 3 is erected on the receiving plate 11 and fixedly connected with the photovoltaic support 1, and the photovoltaic support 1 forms a waterproof lap joint with the long frame 3 at the upper portion. Compared with the traditional roof photovoltaic system, the roof photovoltaic system can be directly installed on a building roof, can replace color steel tiles in the traditional structure, and greatly reduces cost.

In this embodiment, adjacent short side frames 4 enclosed on each photovoltaic panel 2 are in tile-buckle lap joint along the roof inclination direction, and a lap joint edge 42 for tile-buckle lap joint is arranged on the short side frame 4 at the high position. Adjacent short frames 4 are lapped in a tile buckle mode, so that water accumulation can be prevented, and the waterproof effect of the whole structure is further improved.

In this embodiment, a buffer adhesive tape 5 is provided between the short side frames 4 overlapped by the tile buckle. The buffer adhesive tape 5 is arranged, so that the rigid structure between the adjacent short frames 4 can be prevented from being damaged due to collision, and the water stopping effect is further improved.

In this embodiment, the long frame 3 and the short frame 4 are provided with a first accommodating cavity 32 and a second accommodating cavity 43 for inserting a frame corner code to realize the assembly of the adjacent long frame 3 and short frame 4. In this structure, the first accommodation chamber 32 and the second accommodation chamber 43 are provided, and the assembly between the long frame 3 and the short frame 4 is realized by inserting the frame corner code, so that the operation is simple and convenient.

In the present embodiment, the long frame 3 and the short frame 4 are formed by bending steel plates, and in other embodiments, the long frame 3 and the short frame 4 may be aluminum alloy profiles and other profiles.

In this embodiment, the photovoltaic bracket 1 is a closed section formed by bending a steel plate and meshing the steel plate end to end. The structure is simple, the molding is easy, and the structural strength is high.

In this embodiment, the long frame 3 is provided with a folded edge 33 overlapping the photovoltaic bracket 1. Its simple structure, through setting up hem 33 overlap joint on photovoltaic support 1, avoid the rainwater infiltration, improved the water-proof effects.

In this embodiment, the photovoltaic bracket 1 is provided with a water guide groove 14. The water diversion grooves 14 are arranged to drain rainwater in rainy days, so that water accumulation is prevented, and the waterproof effect is further improved.

In this embodiment, the long frame 3 is bolted to the force-bearing plate 12. The long frame 3 is fixedly connected with the stress plate 12 through bolts, the stress plate 12 supports the long frame 3 when the long frame is loaded, the long frame 3 and the stress plate are stressed together, the load bearing capacity of the long frame 3 is improved, and the long frame is simple in bolt connection operation and convenient to detach and replace.

In this embodiment, the connection plate 13 is fixedly connected to the roof by bolts. The bolt connection is easy to operate and convenient to detach and replace, in the embodiment, the roof photovoltaic system is installed on purlines of a steel structure roof, the connecting plate 13 is connected with the purlines through bolts, in other embodiments, the roof photovoltaic system can also be installed on a concrete structure roof, nuts are preset in the concrete structure, and bolts and nut threaded connections penetrate through the connecting plate 13.

In this embodiment, the photovoltaic bracket 1 is further provided with an opening 16 for facilitating the bolting of the connection plate 13 to the roof. The provision of the aperture 16 facilitates handling.

In this embodiment, the waterproof plug 8 is disposed on the opening 16. It improves the water stopping performance.

Example 2:

as shown in fig. 9 to 12, a second embodiment of the roof-based photovoltaic system of this utility model is substantially identical to embodiment 1, except that:

in the embodiment, the photovoltaic bracket 1 is a closed section formed by bending a steel plate and welding and butt-jointing the two ends of the steel plate in a flush manner. The structure is simple, the molding is easy, and the load bearing capacity is strong.

Example 3:

as shown in fig. 13 to 16, a third embodiment of the roof-based photovoltaic system of this utility model is substantially identical to embodiment 2, except that:

in this embodiment, the long frame 3 is in snap connection with the receiving plate 11, and a clamping portion 34 for snap connection is provided on the long frame 3. The operation of the buckle connection is simple and convenient.

Example 4:

as shown in fig. 17 to 20, a fourth embodiment of the roof-based photovoltaic system of this utility model is substantially the same as embodiment 2, except that:

in this embodiment, no water diversion groove is provided on the photovoltaic bracket 1, and a folded plate 15 lapped on the long frame 3 is provided on the photovoltaic bracket 1. In this structure, set up folded plate 15 and long frame 3 on the photovoltaic support 1 and form the overlap joint, prevent rainwater infiltration, improved overall structure's water-proof effects.

Example 5:

as shown in fig. 21 to 25, a fifth embodiment of the roof-based photovoltaic system of this utility model is substantially the same as embodiment 1, except that:

in this embodiment, the long frame 3 and the short frame 4 are provided with a first corner connecting edge 35 and a second corner connecting edge 44 for fixedly connecting the frame corner codes to realize the assembly of the adjacent long frame 3 and short frame 4. In this structure, will organize the frame angle sign indicating number and press and establish on first angle sign indicating number connection limit 35 and second angle sign indicating number connection limit 44 to wear to establish bolted connection respectively and lock, realize long frame 3 and the assembly of short frame 4, firm in connection is reliable, easy operation is convenient.

In this embodiment, the photovoltaic bracket 1 is an open-type profile formed by bending a steel plate. The structure is simple and the molding is easy.

In this embodiment, two water diversion grooves 14 are provided on the photovoltaic bracket 1. In this structure, the both ends of photovoltaic support 1 upper portion are fashioned respectively and have water diversion groove 14, can drain the rainwater, avoid ponding.

In the embodiment, the pressing block 6 is pressed on the connecting plate 13, the bolt 7 in threaded connection with the roof is penetrated on the pressing block 6, and the pressing block 6 is driven to press the connecting plate 13 on the roof when the bolt 7 is locked. The connecting plate 13 is pressed by the pressing block 6, and the photovoltaic bracket 1 is fixedly and fixedly locked on the roof by the bolt 7, so that the operation is simple, convenient and quick, and the disassembly is convenient.

Example 6:

as shown in fig. 26 and 27, a sixth embodiment of the roof-based photovoltaic system of this utility model is substantially identical to embodiment 5 except that:

In this embodiment, the press block 6 is pressed on the folded edge 33, the bolt 7 in threaded connection with the photovoltaic bracket 1 is penetrated on the press block 6, and the press block 6 is driven to press the folded edge 33 on the photovoltaic bracket 1 when the bolt 7 is locked. In this structure, through briquetting 6 pressure arrangement hem 33 to set up bolt 7 locking fixed, compress tightly hem 33 on photovoltaic support 1, easy operation is convenient, convenient to detach.

Example 7:

as shown in fig. 28 to 31, a seventh embodiment of the roof-based photovoltaic system of this utility model is substantially the same as embodiment 1 except that:

in this embodiment, the photovoltaic bracket 1 is an open-type profile formed by bending a steel plate. The structure is simple, the molding is easy, and the section bar is opened at the upper part, so that the opening 16 is not required to be arranged in the embodiment, and the waterproof plug 8 is not required to be arranged.

In this embodiment, the photovoltaic bracket 1 is provided with a folded plate 15 that is lapped over the long frame 3. In this structure, set up folded plate 15 and long frame 3 on the photovoltaic support 1 and form the overlap joint, prevent rainwater infiltration, improved overall structure's water-proof effects.

While the utility model has been described in terms of preferred embodiments, it is not intended to be limiting. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or equivalent embodiments with equivalent variations can be made, without departing from the scope of the utility model. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model shall fall within the scope of the technical solution of the present utility model.

Claims

1. A roof-based photovoltaic system, characterized by: including photovoltaic support (1), photovoltaic panel (2) and enclose and close long frame (3) and short frame (4) at photovoltaic panel (2) border, photovoltaic support (1) are installed on the roof admittedly, are provided with on photovoltaic support (1) and hold board (11), atress board (12) and connecting plate (13), be provided with on long frame (3) and short frame (4) and be used for the centre gripping first clamping part (31) and second clamping part (41) of photovoltaic panel (2), long frame (3) set up on holding board (11) and with photovoltaic support (1) fixed connection, photovoltaic support (1) in upper portion with long frame (3) form waterproof overlap joint.

2. The roof-based photovoltaic system of claim 1, wherein: adjacent short frames (4) enclosed on the photovoltaic panels (2) are in tile buckle lap joint along the roof inclination direction, and the short frames (4) at high positions are provided with lap joint edges (42) for tile buckle lap joint.

3. The roof-based photovoltaic system of claim 2, wherein: and a buffer adhesive tape (5) is arranged between the short side frames (4) which are lapped by the tile buckle.

4. The roof-based photovoltaic system of claim 3, wherein: the long frames (3) and the short frames (4) are provided with a first accommodating cavity (32) and a second accommodating cavity (43) which are used for inserting frame corner codes to realize the assembly of the adjacent long frames (3) and the short frames (4).

5. The roof-based photovoltaic system of claim 4, wherein: the photovoltaic support (1) is a closed section formed by welding and butt-jointing steel plates in a parallel and level mode at the head end and the tail end or a closed section formed by welding steel plates in a parallel and level mode at the head end and the tail end.

6. The roof-based photovoltaic system of claim 5, wherein: and the long frame (3) is provided with a folded edge (33) which is lapped on the photovoltaic bracket (1).

7. The roof-based photovoltaic system of claim 6, wherein: one or more water diversion grooves (14) are formed in the photovoltaic support (1).

8. The roof-based photovoltaic system of claim 7, wherein: the long frame (3) is connected with the stress plate (12) through bolts.

9. The roof-based photovoltaic system of claim 7, wherein: the long frame (3) is in buckle connection with the bearing plate (11), and a clamping part (34) for buckle connection is arranged on the long frame (3).

10. The roof-based photovoltaic system of claim 5, wherein: the photovoltaic bracket (1) is provided with a folded plate (15) which is lapped on the long frame (3).

11. The roof-based photovoltaic system of claim 10, wherein: the long frame (3) is connected with the stress plate (12) through bolts.

12. The roof-based photovoltaic system of claim 3, wherein: the long frames (3) and the short frames (4) are provided with first corner connecting edges (35) and second corner connecting edges (44) which are used for fixedly connecting frame corner codes to realize the assembly of the adjacent long frames (3) and short frames (4).

13. The roof-based photovoltaic system of claim 12, wherein: the photovoltaic bracket (1) is an open-type section formed by bending a steel plate.

14. The roof-based photovoltaic system of claim 13, wherein: and the long frame (3) is provided with a folded edge (33) which is lapped on the photovoltaic bracket (1).

15. The roof-based photovoltaic system of claim 14, wherein: one or more water diversion grooves (14) are formed in the photovoltaic support (1).

16. The roof-based photovoltaic system of claim 15, wherein: the long frame (3) is connected with the stress plate (12) through bolts.

17. The roof-based photovoltaic system of claim 15, wherein: the press block (6) is arranged on the folded edge (33) in a pressing mode, a bolt (7) in threaded connection with the photovoltaic support (1) is arranged on the press block (6) in a penetrating mode, and the press block (6) is driven to press the folded edge (33) on the photovoltaic support (1) when the bolt (7) is locked.

18. The roof-based photovoltaic system of claim 4, wherein: the photovoltaic bracket (1) is an open-type section formed by bending a steel plate.

19. The roof-based photovoltaic system of claim 18, wherein: the photovoltaic bracket (1) is provided with a folded plate (15) which is lapped on the long frame (3).

20. The roof-based photovoltaic system of claim 19, wherein: one or more water diversion grooves (14) are formed in the photovoltaic support (1).

21. The roof-based photovoltaic system of claim 20, wherein: the long frame (3) is connected with the stress plate (12) through bolts.

22. The roof-based photovoltaic system of any one of claims 1 to 21 wherein: the connecting plate (13) is fixedly connected with the roof through bolts.

23. The roof-based photovoltaic system of claim 22, wherein: the connecting plate (13) is provided with a pressing block (6) in a pressing mode, a bolt (7) in threaded connection with a roof is arranged on the pressing block (6) in a penetrating mode, and the pressing block (6) is driven to press the connecting plate (13) on the roof when the bolt (7) is locked.

24. The roof-based photovoltaic system of claim 23, wherein: and the photovoltaic bracket (1) is also provided with an opening (16) which is convenient for the connection plate (13) to be connected with a roof through bolts.

25. The roof-based photovoltaic system of claim 24, wherein: the waterproof plugs (8) are arranged on the holes (16).