CN217711399U

CN217711399U - Photovoltaic roof board for building

Info

Publication number: CN217711399U
Application number: CN202121343566.6U
Authority: CN
Inventors: 许金勇; 何慧文
Original assignee: Shanghai Beststeel Steel Structure Building System Co Ltd
Current assignee: Shanghai Gangzhijie Technology Group Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2022-11-01
Anticipated expiration: 2031-06-17

Abstract

The utility model relates to a photovoltaic roof boarding for building, including public rib (1), female rib (2) and web (3), web (3) both sides be equipped with respectively and upwards extend public rib (1) and female rib (2) of buckling, public rib (1) and female rib (2) all include the slope hem of being connected with web (3), be located the right angle hem in the middle of to and be located the free end hem of end, wherein the vertical height of public rib (1) and female rib (2) varies. Compared with the prior art, the utility model has the advantages of bearing capacity is strong, the great photovoltaic roof boarding for the building of applicable solar photovoltaic face width, and with low costs.

Description

Photovoltaic roof board for building

Technical Field

The utility model relates to a roof boarding especially relates to a photovoltaic roof boarding for building.

Background

With the continuous development of building integrated photovoltaic, photovoltaic materials are more and more applied to daily life. The photovoltaic building board is widely applied to roofs of steel buildings due to the advantages of light weight and low price, and is used for solar power generation.

At present, the specific process of installing photovoltaic building panels on a roof is as follows: the fixture is installed on the roof, one end of the fixture is fixedly connected with the roof, the other end of the fixture is connected with the guide rail, and the photovoltaic building board is fixed to the guide rail through the pressing block to achieve the fixed connection of the roof and the photovoltaic building board.

However, when fixing the photovoltaic building board on the roof, in order to avoid damaging the photovoltaic board, the photovoltaic building board can only be installed from the top of the roof, in the process of fixing the press block on the guide rail, alignment is difficult, and because the press block is fixed on the photovoltaic building board, it is also inconvenient when detaching the press block from the guide rail, inconvenience is brought to the installation in the early stage and the detachment in the later stage, therefore, the process of detaching and installing the photovoltaic building board is slow, the construction period is prolonged, in addition, because a large number of guide rails are added, the cost of the roof is greatly increased, the material cost and the installation cost are increased, and the cost performance of the roof system is reduced.

Patent CN201920667159.7 discloses a photovoltaic roof board and mounting structure thereof relates to the solar energy component field, and this photovoltaic roof board site operation efficiency is high, anti load ability is strong, the electric leakage risk is low, the fortune dimension degree of difficulty and with low costs. The technical scheme is as follows: the photovoltaic roof panel comprises a color steel tile panel and a photovoltaic assembly; the outside of photovoltaic module's frame is equipped with the frame flank, has seted up the subassembly embedding hole on the various steel tile panel, photovoltaic module inlays in the subassembly embedding hole, the frame flank overlap joint is around the subassembly embedding hole. The beneficial effects are as follows: according to the photovoltaic module and the color steel tile panel, the photovoltaic module and the color steel tile panel are designed separately, so that the risk of possible electric leakage caused by poor metal insulation performance of the photovoltaic module is avoided; simultaneously, this disclose is held at later stage fortune dimension and is changed the subassembly convenience, need not change the photovoltaic module of whole horizontal row or vertical row to fortune dimension degree of difficulty and cost have been reduced. However, the structure is low in wind resistance and bearing capacity, the solar photovoltaic panel needs to be glued on a roof panel through glue, ageing resistance and durability are poor, potential safety hazards exist, and the width of the BIPV photovoltaic panel on the market is generally about 600-700mm, relatively narrow and relatively high in cost.

Patent CN202021560216.0 discloses a novel 360-degree standing-seam roof panel, which comprises a male edge, a female edge, a web plate, reinforcing ribs, a male edge end part and a female edge end part; two side edges of the web plate are bent upwards, edges at the bent positions of the two side edges are provided with outwards-expanded right-angle bending transition structures, the transition structures at the two side edges are respectively a male edge and a female edge, the end part of the male edge is extruded into a concave structure with an inwards folded edge through equipment, and the end part of the female edge is extruded into a convex structure with an outwards folded edge, which can be meshed with the end part of the male edge, through equipment; the middle part of the web plate is transversely provided with a reinforcing rib which is subjected to spaced punch forming with the flowing water direction of the roof, so that the web plate resists deformation, and the integral strength of the roof is enhanced. The utility model discloses can the wide application in 360 degrees standing-seam crimping metal roofing systems or the welding type standing-seam crimping roofing system that the wind-resistant performance required height. However, the height of the male rib and the height of the female rib of the structure are the same, and in the process of installing the solar photovoltaic panel, the length of the web plate needs to be lengthened, so that the length of the web plate is matched with the length of the solar photovoltaic panel, once the length of the web plate is lengthened, the wind resistance bearing capacity of the web plate is weakened, a plurality of reinforcing ribs need to be arranged in the middle of the web plate, the effect is poor, and the cost is high.

Disclosure of Invention

The utility model aims at providing a photovoltaic roof boarding for building that bearing capacity is strong, applicable solar photovoltaic face width is great in order to overcome the defect that above-mentioned prior art exists.

The purpose of the utility model can be realized through the following technical scheme: the utility model provides a photovoltaic roof boarding for building, includes public rib, female rib and web, the web both sides be equipped with respectively and upwards extend the public rib and the female rib of buckling, public rib and female rib all include the slope hem of being connected with the web, be located the right angle hem in the middle to and be located the free end hem of end, wherein the vertical height of public rib and female rib varies.

The free end of the female rib is a folded edge which extends outwards and downwards, and the free end of the male rib is a folded edge which extends upwards and inwards.

The male rib comprises a first folded edge, a second folded edge and a third folded edge which are sequentially arranged, wherein the first folded edge is inclined, and the second folded edge and the third folded edge are right-angled edges;

the female rib comprises a fourth folding edge, a fifth folding edge and a sixth folding edge which are sequentially arranged, wherein the fourth folding edge is inclined, and the fifth folding edge and the sixth folding edge are right-angle edges.

The first folded edge and the fourth folded edge are inclined plates extending upwards from two sides of the web plate, and the inclination angle of the inclined plates is 30-60 degrees.

The vertical height of the male ribs of the same roof board is higher than that of the female ribs, or the vertical height of the male ribs is higher than that of the female ribs. The height difference between the male rib and the female rib is 40-60 mm, wherein the vertical height of the male rib is 50-120 mm; the vertical height of the female rib is 50-120 mm.

The first roof board is provided with male ribs, the height of the female ribs is larger than that of the male ribs, the second roof board is provided with female ribs, the male ribs and the female ribs with similar heights are connected in an occlusion mode to form a high-level connection point and a low-level connection point, and the solar photovoltaic panel spans between the two mutually occluded roof boards and is fixed on the adjacent high-level connection point. Therefore, the width of the solar photovoltaic panel can be increased from the conventional 600-700mm to 1000mm, even 1400mm, the cost of the photovoltaic panel is reduced, the width of the solar photovoltaic panel is larger than that of a single panel of a roof panel, in order to stride over the single panel, the height of one rib is reduced, the photovoltaic panel can stride over the single panel, the height of the two male and female ribs on two sides of the roof panel is different, the two panels are formed after occlusion connection, the photovoltaic panel can stride over a low-position connecting point and is fixedly connected with a high-position connecting point, and the similar product does not exist in the market so far.

The width of the solar photovoltaic panel is 2 times of that of the roof panel.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model discloses roofing plate structure is owing to related to the tilt edge and the right angle hem that passes through, and this right angle hem that passes through can bear the weight of solar photovoltaic board tip moreover, has improved the structural stability of solar photovoltaic board installation on the one hand, and on the other hand has improved the utilization ratio of roofing plate structure, and the utilization ratio is up to 80%.

2. The utility model discloses roofing plate structure high wave can reach 120mm, and has related to the hypotenuse and the right angle hem of integration, and drainage ability is stronger.

3. The utility model discloses under the condition that the same board is thick, section characteristic is excellent, and cross-sectional moment of inertia and cross-sectional resistance are big, and bearing capacity is stronger.

4. The utility model discloses roof boarding becomes the profiled sheeting as an organic whole, during the field usage, only needs to accomplish 120 degrees turn-ups, and is minimum to the coating cladding material destruction promptly.

5. The utility model discloses the structure reduces the breadth width of roof boarding within 600mm, through the mutual interlock of two boards, can be suitable for the breadth width to reach 1400 mm's solar photovoltaic board, and need not to lengthen the breadth width of roof boarding as traditional structure, its anti-wind bearing capacity of this kind of little roof boarding of breadth width has greatly improved, can use in the very big environment with climatic condition of wind pressure, its anti-wind pull-out can reach 4.3KN/m². Meanwhile, as the periphery of the solar photovoltaic panel needs to be covered with expensive materials, the use of covering materials can be reduced and the cost can be reduced after the width of the solar photovoltaic panel is increased.

6. The utility model discloses the roof boarding can also suppress at the scene at the plant press forming, can carry out the long slab suppression according to the actual conditions of engineering, can reduce the overlap joint quantity of board like this, has reduced the hidden danger of leaking simultaneously.

7. The utility model discloses a web of roof boarding can adopt the plane skylight, and public rib and female rib can adopt the steel sheet, constitute the roof boarding by the public female rib of steel sheet suppression and the light-passing board two parts of resin suppression, can join in marriage anti-condensation dish.

8. Solar photovoltaic board can the direct mount the utility model discloses a on the roof boarding, need not fossil fragments, the cost is reduced.

Drawings

Fig. 1 is a schematic structural view of a first roof panel of the present invention;

FIG. 2 is a side view of FIG. 1;

fig. 3 is a schematic structural view of a second roof panel of the present invention;

FIG. 4 is a side view of FIG. 1;

FIG. 5 is a schematic structural view of a Z-shaped stent;

FIG. 6 is a schematic structural view of a V-shaped stent;

FIG. 7 is a diagram of a connecting node between a roof panel and a solar photovoltaic panel;

FIG. 8 is an enlarged view of portion A of FIG. 7;

fig. 9 is a schematic structural view before the male ribs and the female ribs are engaged when the fixing bracket is connected with the roof panel;

fig. 10 is a schematic view of the structure of the male rib and the female rib after being engaged.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Examples

As shown in fig. 1 to 4, a photovoltaic roof panel for buildings includes a male rib 1, a female rib 2 and a web 3, wherein the male rib 1 and the female rib 2 extending and bending upwards are respectively disposed on two sides of the web 3, in this embodiment, the male rib 1 and the female rib 2 pressed by a steel plate and a light-transmitting plate pressed by resin are used as two parts of the web 3 to form the roof panel, and the male rib 1, the female rib 2 and the web 3 are integrally formed by pressing.

The male rib 1 and the female rib 2 respectively comprise an inclined folded edge connected with the web 3, a right-angle folded edge located in the middle transition and a free-end folded edge located at the end. The free end of the female rib 2 is a folded edge which extends outwards and downwards, and the free end of the male rib 1 is a folded edge which extends upwards and inwards.

The male rib 1 in this embodiment includes a first folded edge 11, a second folded edge 12 and a third folded edge 13, which are sequentially arranged, wherein the first folded edge 11 is inclined, and the second folded edge 12 and the third folded edge 13 are right-angled edges;

female rib 2 including the fourth hem 21, the fifth hem 22 and the sixth hem 23 that set gradually, wherein fourth hem 21 is the slope form, and fifth hem 22 and sixth hem 23 are the right angle limit form. The first folding edge 11 and the fourth folding edge 21 are inclined plates extending upwards from two sides of the web 3, and the inclination angle is 30-60 degrees, in this embodiment 60 degrees, that is, the included angle between the inclined plates and the horizontal plane of the web is 60 degrees.

The height difference between the male rib 1 and the female rib 2 is 40-60 mm, and the vertical height of the male rib 1 is 50-120 mm; the vertical height of the female rib 2 is 50-120 mm. Roof panels are of two types: in the embodiment designated SSPV-Sup>A and SSPV-B, respectively, the first is SSPV-B with Sup>A male rib 1 having Sup>A height greater than the height of the female rib 2, as shown in fig. 3-4, and in one embodiment with Sup>A male rib height of 103mm and Sup>A female rib height of 60mm, and the second is SSPV-Sup>A with Sup>A female rib height greater than the male rib height, as shown in fig. 1-2, and in one embodiment with Sup>A male rib height of 58mm and Sup>A female rib height of 105mm.

The photovoltaic roof board for building is used for installing Sup>A solar photovoltaic board, as shown in fig. 7 to 10, sup>A plurality of two types of photovoltaic roof boards for building with the structure are arranged in Sup>A staggered manner, in the embodiment, the boards SSPV-Sup>A and SSPV-B are arranged in Sup>A staggered manner, male ribs and female ribs of the adjacent boards SSPV-Sup>A and SSPV-B are mutually meshed and fixed on the support 4, and the solar photovoltaic board 5 is fixed on the roof board through the fixing clamp 7.

Wherein, the stent 4 comprises a Z-shaped stent and a V-shaped stent, as shown in figures 5 to 6.

The Z-shaped support comprises a right-angle-shaped body, a plurality of screw holes are formed in the bottom of the body and used for installing the support on a keel or a purline, a sliding rail 42 is arranged on the side face of the body, and a sliding hook piece 41 is arranged on the sliding rail 42 and is shown in figure 5.

The V-shaped bracket includes a V-shaped base, a slide rail 42 is provided on the base, and a slide hook piece 41 is provided on the slide rail 42, as shown in fig. 6.

When the roof panel is installed, as shown in fig. 9, the free ends of the male ribs 1 are inserted into the hook pieces of the sliding hook pieces 41, and the female ribs 2 of the adjacent roof panels bypass the top ends of the sliding hook pieces 41 to wrap the tops of the sliding hook pieces 41. And a non-setting adhesive 6 is arranged between the female rib 2 and the top end of the sliding hook sheet 41, and then 120-degree plate rolling occlusion is carried out, so that fixation is completed. The system has reliable sealing performance and prevents leakage.

The solar photovoltaic panel 5 is inserted into the right-angle folded edge of the male rib 1 or the female rib 2, and a spacer 6 is arranged between the solar photovoltaic panel 5 and the male rib 1 or the female rib 2.

Each bracket can provide 32mm sliding amount in two directions, as shown in fig. 6, h is the sliding amount, and the thickness of the roof plate can be 0.5mm,0.6mm, 0.8mm and the like.

As shown in fig. 7, during assembly, the first roof panel and the second roof panel are arranged in a crossed manner, so that the male ribs and the female ribs with similar heights are engaged with each other and are matched with the support below the first roof panel to form a high-position connecting point 8 and a low-position connecting point 9, the height of the support can be adjusted according to the actual situation of the installation position, for example, the height of the support is higher at the high-position connecting point 8, the height of the support is lower at the low-position connecting point 9, the support can be a Z-shaped support or a V-shaped support, and the height can be adjusted as required. The solar photovoltaic panel 5 spans between two mutually-meshed roof panels and is fixed on the adjacent high-position connecting point 8, sup>A male rib of Sup>A first roof panel (SSPV-B) is meshed with Sup>A female rib of Sup>A second roof panel (SSPV-A) and is fixedly connected with the high-position connecting point 8, sup>A male rib of the second roof panel is meshed with Sup>A female rib of Sup>A third roof panel (SSPV-B) and is fixedly connected with the low-position connecting point 9, two ends of the solar photovoltaic panel 5 are respectively inserted into the vertical folded edges of the male rib and the female rib corresponding to the two adjacent high-position connecting points 8, and the solar photovoltaic panel is fixedly installed under the combined action of the support 4, the fixing clamp 7 and the spacer 6.

In the installation mode, the plate width of the roof plate can be 350-700mm, and the plate width of the solar photovoltaic plate can be doubled to 700-1400mm, so that the plate width of the roof plate is reduced, the wind strength resistance is improved, the plate width of the solar photovoltaic plate can be lengthened, and the cost is reduced.

The installed photovoltaic roof panel for the building is subjected to performance test, and the section characteristics are as shown in the following table 1:

the cross-sectional characteristics of the commercial plate type SS-468 as a comparative example are shown in Table 2 below:

from table 1 and table 2 above, the utility model discloses the roof boarding is under same thickness, and cross-sectional moment of inertia and cross-sectional moment of resistance all are better than the comparative example promptly on the market board type SS-468, and board type SS-468 is the better board type of performance on the existing market, and its effective utilization is at 78%, than board type SS-468 utilization still lower board type, and the cross-sectional data all is different from this board type.

The utility model discloses photovoltaic roof boarding's for building maximum allowable purlin is shown apart from following table 3:

the maximum allowable purlin spacing for roof panels of the comparative example panel type SS-468 is shown in table 4 below:

from last table 3 and table 4 can see, the utility model discloses roof boarding is under same thickness, during the same load, and the most permissible purlin is apart from all being better than the comparative example and is board type SS-468 on the market promptly, and the effective utilization of board type SS-468 is at 78%, and other board type utilization ratios on the existing market are still low than the comparative example, and the most permissible purlin is apart from all being different from this comparative example board type.

The utility model discloses the roof boarding of structure can be used in the very big environment with the weather condition of wind pressure, and its anti-wind pulling force can reach 4.3KN/m²And the material can be used in an environment with the temperature difference of 50 ℃, and has good performance.

Claims

1. A photovoltaic roof panel for buildings comprises male ribs (1), female ribs (2) and a web (3), and is characterized in that the two sides of the web (3) are respectively provided with the male ribs (1) and the female ribs (2) which extend and bend upwards, the male ribs (1) and the female ribs (2) respectively comprise inclined folded edges connected with the web (3), right-angle folded edges positioned in the middle and free-end folded edges positioned at ends, and the vertical heights of the male ribs (1) and the female ribs (2) are different;

the roof panels are of two types, wherein the height of the male ribs of the first roof panel is greater than that of the female ribs, and the height of the female ribs of the second roof panel is greater than that of the male ribs;

when the solar photovoltaic panel is assembled, the first roof panel and the second roof panel are arranged in a crossed mode, so that the male ribs and the female ribs with similar heights are connected in an occluded mode to form high-position connecting points and low-position connecting points, and the solar photovoltaic panel stretches across between the two mutually-occluded roof panels and is fixed on the adjacent high-position connecting points.

2. A photovoltaic roof boarding for buildings according to claim 1 characterised in that the free ends of the female ribs (2) are folded outwards and downwards and the free ends of the male ribs (1) are folded upwards and inwards.

3. A photovoltaic roof panel for buildings according to claim 1, characterized in that the male rib (1) comprises a first folded edge (11), a second folded edge (12) and a third folded edge (13) which are arranged in sequence, wherein the first folded edge (11) is inclined, and the second folded edge (12) and the third folded edge (13) are right-angled;

female rib (2) including fourth hem (21), fifth hem (22) and the sixth hem (23) that set gradually, wherein fourth hem (21) is the slope form, fifth hem (22) and sixth hem (23) are right angle limit form.

4. A photovoltaic roof panel for buildings according to claim 1, characterized in that the vertical height of the male ribs (1) is higher than the vertical height of the female ribs (2) of the same roof panel, or the vertical height of the male ribs (1) of the female ribs (2).

5. A photovoltaic roof panel for buildings according to claim 1 or 4, characterized in that the height difference between the male (1) and female (2) ribs is 40-60 mm.

6. A photovoltaic roof panel for buildings according to claim 1 or 4, characterized in that the vertical height of the male ribs is 50-120 mm; the vertical height of the female rib is 50-120 mm.

7. The photovoltaic roof panel for the building according to claim 1, wherein two ends of the solar photovoltaic panel are respectively inserted into the right-angled folded edges of the male rib (1) or the female rib (2) corresponding to two adjacent roof panels.