CN220521787U - Wind-resistant waterproof BIPV roofing system - Google Patents

Abstract

The utility model relates to an anti-wind waterproof BIPV roof system which comprises a roof purline, a metal roof tile and photovoltaic modules, wherein a plurality of longitudinal water guide grooves are fixedly arranged on the roof purline, the metal roof tile is sequentially and fixedly arranged between adjacent longitudinal water guide grooves, the photovoltaic modules are provided with a plurality of photovoltaic modules, the photovoltaic modules are erected between the adjacent longitudinal water guide grooves and are positioned above the metal roof tile, the adjacent photovoltaic modules are fixedly connected with the roof purline through fastening devices, at least one transverse overhaul channel and one longitudinal overhaul channel are arranged between the photovoltaic modules, and the transverse overhaul channel and the longitudinal overhaul channel are fixedly connected with the roof purline through the fastening devices, wherein one longitudinal overhaul channel is positioned at a ridge position. The wind-resistant waterproof BIPV roofing system designed by the utility model provides higher wind resistance and waterproof performance through structural design, and is convenient for overhauling and maintenance of the roofing system.

Description

Wind-resistant waterproof BIPV roofing system

Technical Field

The utility model relates to the technical field of photovoltaics, in particular to a wind-resistant waterproof BIPV roof system.

Background

In the prior art, a solar photovoltaic panel is a device for converting solar radiation energy into electric energy through a photoelectric effect or a photochemical effect by absorbing sunlight, and is an energy-saving and environment-friendly green product. Because the working principle is mainly to absorb solar radiation energy, the solar photovoltaic panel is generally arranged in a region where sunlight irradiates, such as an open field and a building roof.

Along with the national targets of carbon reaching peak and carbon neutralization, the solar photovoltaic panel is widely popularized as an energy-saving and environment-friendly green product. Therefore, solar power generation is combined with building materials, so that the large building realizes self-supply of power, and the solar power generation system is a great development direction in the future. Solar photovoltaic panels currently installed on buildings are mainly concentrated on the roofs of the buildings because the roofs are sufficiently irradiated with sunlight and have high power generation efficiency. The photovoltaic system installed on the building roof can be divided into two types, namely building additional type (BAPV) and building integrated type (BIPV) according to different installation modes, and the building integrated type (BIPV) photovoltaic power generation system has the advantages of realizing photovoltaic building integration and the like due to the fact that the building integrated type (BIPV) photovoltaic power generation system can replace building materials, and the market development is fast at present.

At present, industrial and commercial metal roofs have natural advantages of wide range, good access condition, vigorous demand and the like, which can be said to be an emerging. However, with the increasing of building integrated photovoltaic power generation systems by using industrial and commercial metal roofs, a plurality of problems also appear along with the increasing, especially in some engineering in coastal strong typhoons, the corrosion and water leakage of components and even the partial or whole turning of photovoltaic modules by typhoons are not few. Thus, it is urgent and necessary to study a needle suitable for BIPV roofing systems in coastal typhoons.

Disclosure of Invention

In order to solve the problems, the utility model provides the wind-resistant waterproof BIPV roofing system which provides higher wind resistance and waterproof performance through structural design and is convenient to overhaul and maintain.

In order to achieve the above purpose, the wind-resistant waterproof BIPV roofing system designed by the utility model comprises a roofing purline, a metal roofing tile and a photovoltaic module, wherein a plurality of longitudinal water guide grooves are fixedly arranged on the roofing purline, the metal roofing tile is sequentially and fixedly arranged between the adjacent longitudinal water guide grooves, the photovoltaic module is provided with a plurality of photovoltaic modules, the photovoltaic modules are erected between the adjacent longitudinal water guide grooves and are positioned above the metal roofing tile, the adjacent photovoltaic modules are fixedly connected with the roofing purline through fastening devices, at least one transverse overhaul channel is arranged between the photovoltaic modules, the transverse overhaul channel is fixedly connected with the roofing purline through the fastening devices, at least one longitudinal overhaul channel is arranged between the photovoltaic modules, and the longitudinal overhaul channel is fixedly connected with the adjacent photovoltaic modules through the fastening devices, wherein one longitudinal overhaul channel is positioned at the ridge position.

In order to realize stable connection and convenient installation, the fastening device comprises a fixed seat, a roof pressing block, a component pressing block and a fastening bolt; the longitudinal water guide groove is positioned below the fixed seat and is fixedly arranged on the roof purline through a self-tapping screw by a fixed seat to be pressed and fixed; the upper part of the fixed seat is provided with a mounting plane, and the edges of the adjacent metal roof tiles are buckled on the mounting plane; the roof pressing blocks are buckled on the edges of the adjacent metal roof tiles; the transverse overhaul channel and the edges of the adjacent photovoltaic modules are buckled above the roof pressing blocks, and the module pressing blocks are buckled on the edges of the transverse overhaul channel and the edges of the adjacent photovoltaic modules; the longitudinal overhaul channel and the edges of the adjacent photovoltaic modules are buckled above the roof pressing blocks, and the module pressing blocks are buckled on the longitudinal overhaul channel and the edges of the adjacent photovoltaic modules; the assembly pressing block and the roof pressing block are fixedly arranged on the fixing seat through fastening bolts.

In order to prevent rainwater from entering the connecting part, the waterproof cover plate is positioned between the roof pressing block and the mounting plane and is pressed and fixed by the roof pressing block and the fastening bolt.

In order to reduce the possibility that metal roofing tile becomes flexible and drops, the mounting plane is inwards buckled and is formed with the recess, the recess cross-section is trapezoidal, metal roofing tile edge outwards extends and is formed with the first kink with recess inner wall looks adaptation, first kink passes through the recess hasp on the fixing base, fastening bolt's pole portion runs through the recess setting.

The further scheme is that the edges of two sides of the roof pressing block outwards extend to form second bending parts matched with the outer wall of the fixing seat, and the roof pressing block is buckled on the edges of the adjacent metal roof tiles through the second bending parts.

In order to reduce the possibility of loosening and falling off of the photovoltaic module, the module pressing block is inwards bent to form a sinking part, the module pressing block is buckled on the edges of the longitudinal overhaul channel or the transverse overhaul channel and the adjacent photovoltaic module through the sinking part, and the head part of the fastening bolt is positioned on the inner side of the sinking part.

In order to achieve excellent water guiding effect and tight structural connection, the cross section of the longitudinal water guiding groove is in an inverted trapezoid shape, the edges of two sides of the notch of the longitudinal water guiding groove are outwards bent to form a third bending part, and the upper surface of the third bending part is propped against the lower surface of the installation plane.

In order to realize the indoor natural lighting effect, the novel indoor natural lighting device further comprises FRP (fiber reinforce Plastic) lighting belts which are embedded on the surface of the metal roof tile and are positioned below the transverse overhaul channel and the longitudinal overhaul channel.

The wind-resistant waterproof BIPV roofing system designed by the utility model provides higher wind resistance and waterproof performance through structural design, and is convenient for overhauling and maintenance of the roofing system.

Drawings

FIG. 1 is a schematic plan view of example 1;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;

FIG. 3 is a cross-sectional view taken at B-B in FIG. 2;

FIG. 4 is a cross-sectional view taken at C-C of FIG. 3;

fig. 5 is an enlarged schematic view at D in fig. 2.

Wherein: roof purline 1, metal roof tile 2, first kink 21, photovoltaic module 3, vertical guiding gutter 4, third kink 41, fastener 5, horizontal maintenance passageway 6, vertical maintenance passageway 7, fixing base 8, mounting plane 81, recess 82, roofing briquetting 9, second kink 91, subassembly briquetting 10, sunk 101, fastening bolt 11, waterproof apron 12, FRP daylighting area 13.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Example 1.

As shown in fig. 1-5, the wind-resistant waterproof BIPV roofing system described in this embodiment includes a roofing purline 1, a metal roofing tile 2 and a photovoltaic module 3, a longitudinal water guide groove 4 is fixedly installed on the roofing purline 1, the metal roofing tile 2 is provided with a plurality of longitudinal water guide grooves 4 and is sequentially and fixedly installed between the adjacent longitudinal water guide grooves 4, the photovoltaic module 3 is provided with a plurality of photovoltaic modules 3, the plurality of photovoltaic modules 3 are erected between the adjacent longitudinal water guide grooves 4 and are located above the metal roofing tile 2, the adjacent photovoltaic modules 3 are fixedly connected with the roofing purline 1 through a fastening device 5, at least one transverse overhaul channel 6 is arranged between the plurality of photovoltaic modules 3, the transverse overhaul channel 6 is fixedly connected with the roofing purline 1 through the fastening device 5, at least one longitudinal overhaul channel 7 is arranged between the plurality of photovoltaic modules 3, and one longitudinal overhaul channel 7 is fixedly connected with the roofing purline 1 through the fastening device 5, and one longitudinal overhaul channel 7 is located at a ridge position. In this embodiment, the roofing purline 1 is fixed on the bearing structure of the building, and provides support and installation reference for the metal roofing tile 2 and the photovoltaic module 3, the longitudinal water guide groove 4 is arranged on the roofing purline 1 and extends along the longitudinal direction of the roofing, the metal roofing tile 2 and the photovoltaic module 3 are sequentially and fixedly arranged between adjacent longitudinal water guide grooves 4 and are fixed with the roofing purline 1 through the fastening device 5, on one hand, the rainwater at the joint of the adjacent metal roofing tile 2 and the adjacent photovoltaic module 3 can be effectively split and discharged by the longitudinal water guide groove 4, the influence of wind pressure on the roofing is reduced, on the other hand, the longitudinal water guide groove 4 provides better structural support and wind resistance protection for the metal roofing tile 2 and the photovoltaic module 3 while taking into consideration drainage, the impact of wind force on the system is reduced, and the risk of wind turning of the photovoltaic module is reduced; the arrangement of the transverse overhaul channel 6 and the longitudinal overhaul channel 7 provides convenient overhaul and maintenance channels, namely maintenance personnel can conveniently carry out inspection, cleaning and maintenance work through the transverse and longitudinal overhaul channels, so that the maintenance work is safer and more efficient, particularly, as shown in fig. 4, one of the longitudinal overhaul channels 7 is positioned at a ridge position, which is the highest point of a roof, and the longitudinal overhaul channel 7 is arranged at the position, so that the maintenance and overhaul of the top area of the whole system can be facilitated, and the integration level of the roof system is improved.

In some embodiments, as shown in fig. 3, 4 and 5, the fastening device 5 comprises a fixing seat 8, a roof pressing block 9, an assembly pressing block 10 and a fastening bolt 11; the longitudinal water guide groove 4 is positioned below the fixing seat 8 and is fixedly arranged on the roof purline 1 by the fixing seat 8 through self-tapping screws to be pressed and fixed; the upper part of the fixed seat 8 is provided with a mounting plane 81, and the edges of the adjacent metal roof tiles 2 are buckled on the mounting plane 81; the roof pressing blocks 9 are buckled on the edges of the adjacent metal roof tiles 2; the edges of the transverse overhaul channel 6 and the adjacent photovoltaic modules 3 are buckled above the roof pressing blocks 9, and the module pressing blocks 10 are buckled on the edges of the transverse overhaul channel 6 and the adjacent photovoltaic modules 3; the longitudinal overhaul channel 7 is buckled above the roof pressing block 9 with the edges of the adjacent photovoltaic modules 3, and the module pressing block 10 is buckled on the edges of the longitudinal overhaul channel 7 and the adjacent photovoltaic modules 3; the assembly pressing block 10 and the roof pressing block 9 are fixedly arranged on the fixing seat 8 through fastening bolts 11. By means of the structural design, the fixing base 8 is fixedly arranged on the roof purline 1 through self-tapping screws, the longitudinal water guide groove 4 is pressed and fixed to avoid loosening or displacement, a stress bearing point is provided for mounting of the metal roof tile 2 and the photovoltaic module 3, the fixing base 8 is provided with a mounting plane 81, the edge of the metal roof tile 2 can be conveniently buckled on the fixing base 8 and is pressed through the roof pressing block 9, then the edge of the photovoltaic module 3 can be buckled on the roof pressing block 9 and is pressed through the module pressing block 10, finally the fixing base 8 is firmly connected with the roof pressing block 9 and the module pressing block 10 through the fastening bolts 11, and the mounting modes of the transverse overhaul channel 6 and the longitudinal overhaul channel 7 are the same and are not repeated herein. By utilizing the structural design, firm connection between system elements is ensured, the installation process is simplified, the construction efficiency is improved, meanwhile, the connecting part is hidden between the metal roof tile 2 and the photovoltaic module 3 as far as possible by the fixing structure, and compared with a traditional Building Additional (BAPV) roof system, the system has higher integration level, more attractive overall appearance, reduced occupation of installation space and stronger wind resistance.

In some embodiments, as shown in fig. 5, a waterproof cover plate 12 is further included, and the waterproof cover plate 12 is located between the roof pressing block 9 and the installation plane 81 and is pressed and fixed by the roof pressing block 9 and the fastening bolts 11. The waterproof cover plate 12 can cover the gap between the roof pressing block 9 and the installation plane 81 to prevent rainwater from entering the connecting part of the system, so as to improve the waterproof performance of the whole system and protect the roof from moisture invasion.

In some embodiments, as shown in fig. 2 and fig. 5, the mounting plane 81 is bent inwards to form a groove 82, the cross section of the groove 82 is inverted trapezoid, the edge of the metal roof tile 2 extends outwards to form a first bending part 21 matched with the inner wall of the groove 82, the first bending part 21 is snapped on the fixing seat 8 through the groove 82, and the rod part of the fastening bolt 11 is arranged through the groove 82. With this structural design, on the one hand, the first bending portion 21 can be snapped into the groove 82, which increases the fixing force and stability of the metal roofing tile 2, and reduces the possibility of loosening and falling off, and on the other hand, by passing the shank of the fastening bolt 11 through the groove 82 having an inverted trapezoid cross section, when the fastening bolt 11 is locked, it can uniformly apply pressure to the edge of the metal roofing tile 2 through the mounting plane 81, so as to better resist the action of external wind force, and improve the connection strength.

In some embodiments, as shown in fig. 5, the edges of two sides of the roof pressing block 9 extend outwards to form a second bending part 91 adapted to the outer wall of the fixing seat 8, and the roof pressing block 9 is snapped onto the edge of the adjacent metal roof tile 2 through the second bending part 91. In this embodiment, the second bending portion 91 provides additional support and snap points, and when the fastening bolt 11 is fastened, the second bending portion 91 transfers part of the pressure to the edge of the metal roofing tile 2 and can limit the movement of the metal roofing tile 2, thereby increasing the wind resistance of the whole connection system, preventing the metal roofing tile 2 from loosening and falling off under the action of wind force, and improving the overall stability and safety of the system.

In some embodiments, as shown in fig. 3 and 5, the module pressing block 10 is bent inwards to form a sunken part 101, the module pressing block 10 is snapped on the edge of the longitudinal overhaul channel 7 or the transverse overhaul channel 6 and the adjacent photovoltaic module 3 through the sunken part 101, and the head part of the fastening bolt 11 is positioned inside the sunken part 101. In this embodiment, the existence of the sinking portion 101 increases the contact area and friction force between the component pressing block 10 and the photovoltaic component 3 and the transverse and longitudinal overhaul channel, so that the possibility of loosening and falling off of the photovoltaic component 3 and the transverse and longitudinal overhaul channel is effectively reduced, meanwhile, the existence of the sinking portion 101 helps to disperse the locking load of the fastening bolt 11, when the fastening bolt is fixed, the sinking portion 101 relieves the pressure directly applied to the edges of the photovoltaic component 3 and the transverse and longitudinal overhaul channel by bearing a part of the load, so that concentrated stress can be reduced, the stability and durability of connection are improved, the head of the fastening bolt 11 is positioned on the inner side of the sinking portion 101, the fastening bolt 11 is shielded and protected to a certain extent, the risk of weathering and damage of the fastening bolt 11 exposed to the external environment is reduced, and the service life of the fastening device 5 is prolonged.

In some embodiments, as shown in fig. 2 and 5, the cross section of the longitudinal water guiding groove 4 is in an inverted trapezoid, and the edges at two sides of the notch of the longitudinal water guiding groove 4 are bent outwards to form a third bending part 41, and the upper surface of the third bending part 41 abuts against the lower surface of the installation plane 81. The design can effectively guide and split rainwater, so that the rainwater smoothly flows into the water guide groove 4 and is discharged quickly, water is prevented from being retained on a roof, the third bending part 41 can be matched with the fixing seat 8 to bear certain external force and vibration, additional support is provided, and deformation and displacement of the structure are reduced.

In some embodiments, as shown in fig. 3, the system further comprises an FRP lighting strip 13, wherein the FRP lighting strip 13 is embedded on the surface of the metal roof tile 2 and is positioned below the transverse overhaul channel 6 and the longitudinal overhaul channel 7. The FRP lighting strip 13 can transmit natural light through a transparent material to introduce sunlight into a room, which can effectively provide natural illumination, reduce reliance on artificial illumination, save energy and improve comfort of indoor environment.

The waterproof BIPV roofing system of anti-wind that this embodiment provided through structural design, has provided higher anti-wind ability and waterproof performance, has made things convenient for roofing system's maintenance and maintenance simultaneously.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (8)

1. The utility model provides a waterproof BIPV roofing system of wind-resistant, includes roofing purlin (1), metal roofing tile (2) and photovoltaic module (3), characterized by, fixed mounting has vertical guiding gutter (4) on roofing purlin (1), metal roofing tile (2) are equipped with a plurality of and fixed mounting in proper order between adjacent vertical guiding gutter (4), photovoltaic module (3) are equipped with a plurality of, and a plurality of photovoltaic module (3) erect between adjacent vertical guiding gutter (4) and lie in metal roofing tile (2) top, and adjacent photovoltaic module (3) pass through fastener (5) and roofing purlin (1) fixed connection, set up at least one horizontal maintenance passageway (6) between a plurality of photovoltaic module (3), horizontal maintenance passageway (6) and adjacent photovoltaic module (3) pass through fastener (5) and roofing purlin (1) fixed connection, set up at least one vertical passageway (7) between a plurality of photovoltaic module (3), vertical maintenance passageway (7) and adjacent photovoltaic module (3) pass through fastener (5) and are located one of them roof purlin (1) fixed connection.

2. The wind-resistant and waterproof BIPV roofing system according to claim 1, wherein the fastening means (5) comprises a fixing seat (8), a roofing press (9), an assembly press (10) and a fastening bolt (11); the longitudinal water guide groove (4) is positioned below the fixed seat (8), and is fixedly arranged on the roof purline (1) through self-tapping screws by the fixed seat (8) to be pressed and fixed; the upper part of the fixed seat (8) is provided with a mounting plane (81), and the edges of the adjacent metal roof tiles (2) are buckled on the mounting plane (81); the roof pressing blocks (9) are buckled on the edges of the adjacent metal roof tiles (2); the edges of the transverse overhaul channel (6) and the adjacent photovoltaic modules (3) are buckled above the roof pressing blocks (9), and the module pressing blocks (10) are buckled on the edges of the transverse overhaul channel (6) and the adjacent photovoltaic modules (3); the longitudinal overhaul channel (7) and the edges of the adjacent photovoltaic modules (3) are buckled above the roof pressing blocks (9), and the module pressing blocks (10) are buckled on the edges of the longitudinal overhaul channel (7) and the adjacent photovoltaic modules (3); the assembly pressing block (10) and the roof pressing block (9) are fixedly arranged on the fixing seat (8) through fastening bolts (11).

3. The wind-resistant and waterproof BIPV roofing system according to claim 2, further comprising a waterproof cover plate (12), the waterproof cover plate (12) being located between the roofing tile (9) and the mounting plane (81) and being pressed and fixed by the roofing tile (9) and the fastening bolts (11).

4. The wind-resistant and waterproof BIPV roof system of claim 2, wherein the installation plane (81) is inwards bent to form a groove (82), the cross section of the groove (82) is inverted trapezoid, the edge of the metal roof tile (2) outwards extends to form a first bending part (21) matched with the inner wall of the groove (82), the first bending part (21) is buckled on the fixing seat (8) through the groove (82), and the rod part of the fastening bolt (11) penetrates through the groove (82).

5. The wind-resistant and waterproof BIPV roofing system of claim 2, wherein the edges of both sides of the roofing press block (9) extend outwards to form a second bending part (91) which is matched with the outer wall of the fixing seat (8), and the roofing press block (9) is buckled on the edge of the adjacent metal roofing tile (2) through the second bending part (91).

6. The wind-resistant and waterproof BIPV roofing system according to claim 2, wherein the module press block (10) is bent inwards to form a sink (101), the module press block (10) is snapped onto the edge of the longitudinal inspection channel (7) or the transverse inspection channel (6) and the adjacent photovoltaic module (3) through the sink (101), and the head of the fastening bolt (11) is located inside the sink (101).

7. The wind-resistant and waterproof BIPV roofing system as claimed in claim 2, wherein the cross section of the longitudinal water guide groove (4) is in an inverted trapezoid shape, and edges at two sides of a notch of the longitudinal water guide groove (4) are outwards bent to form a third bending part (41), and the upper surface of the third bending part (41) is propped against the lower surface of the installation plane (81).

8. The wind and water resistant BIPV roofing system according to claim 1 further comprising an FRP tape (13), said FRP tape (13) being embedded in the surface of the metal roofing tile (2) and below the transverse service channel (6) and the longitudinal service channel (7).