Large-span road photovoltaic device

Abstract

The utility model discloses a large-span road photovoltaic, which belongs to the technical field of road photovoltaics and comprises a primary truss, a secondary truss and a secondary truss, the secondary trusses are connected between the lower chords of the two adjacent primary trusses and are distributed in the second direction; the stand columns are arranged on the two sides of the road and distributed in the first direction. The starting end of the forking part is connected to the stand column, and the tail end is connected to a lower chord of the main truss; the main purlins are connected to the upper chord members of the main trusses and distributed in the second direction; the secondary purlins are connected to the primary purlins and distributed in the first direction; the photovoltaic roof is formed by distributing photovoltaic assemblies in an array mode in the first direction and the second direction, the photovoltaic assemblies are connected to the secondary purlins, the forking parts and the stand columns form a crotch-shaped supporting structure, the span of the primary truss in the first direction and the second direction is increased, the number of the arranged stand columns is reduced, steel is saved, and the driving view is widened. And branch road intersections of the road can be flexibly avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of road photovoltaics, in particular to a large-span road photovoltaic. Background Art

[0002] The photovoltaic industry is developing faster and faster, and its application scenarios are becoming more and more extensive, from the most common rooftop photovoltaics to the current various offshore photovoltaics and road photovoltaics. Currently, road photovoltaics are mostly on narrow rural roads, or laid on the slopes on both sides of the road. Therefore, the existing road photovoltaic support structures are basically low or small-span support structures. The dense column network affects the driving vision, there are many column foundations, and the construction period is long. It is not suitable for construction on higher-level roads, which is not conducive to the promotion of photovoltaic development. Utility Model Content

[0003] Purpose of the utility model: to provide a large-span road photovoltaic system to solve the above-mentioned problems existing in the prior art.

[0004] Technical solution: A large-span road photovoltaic system includes a main truss spanning the road and distributed along a first direction;

[0005] A secondary truss is connected between the lower chords of two adjacent main trusses and is distributed along the second direction;

[0006] The columns are placed on both sides of the road and distributed along the first direction;

[0007] A forked portion, the starting end of which is connected to the column and the end of which is connected to the lower chord of the main truss;

[0008] Main purlins are connected to the upper chord of the main truss and are distributed along the second direction;

[0009] Secondary purlins are connected to the main purlins and distributed along a first direction;

[0010] The photovoltaic roof is composed of photovoltaic components distributed in arrays along a first direction and a second direction, and the photovoltaic components are connected to the secondary purlins.

[0011] Preferably, the bifurcated portion comprises two oblique columns, which are bifurcated along the second direction, with a starting end connected to the column and a terminal end connected to the lower chord of the main truss.

[0012] Preferably, the bifurcated portion comprises two oblique columns, the oblique columns bifurcate along a first direction, the starting ends of the columns are connected to the upright columns, and the end ends are connected to the lower chord of the main truss;

[0013] The distance between the ends of the inclined columns in the first direction spans across three main trusses.

[0014] Preferably, the bifurcated portion comprises three oblique columns, one of which is bifurcated along the second direction, with a starting end connected to the column and a terminal end connected to the lower chord of the main truss;

[0015] The other two inclined columns are bifurcated along the first direction, with the starting ends connected to the upright columns and the end ends connected to the lower chord of the main truss;

[0016] The two ends of the inclined columns bifurcated along the first direction span across three main trusses at a distance in the first direction.

[0017] Preferably, the bifurcated portion comprises four oblique columns, two of which are bifurcated along the second direction, with the starting ends connected to the upright columns and the ends connected to the lower chord of the main truss;

[0018] The other two inclined columns are bifurcated along the first direction, with the starting ends connected to the upright columns and the end ends connected to the lower chord of the main truss;

[0019] The two ends of the inclined columns bifurcated along the first direction span across three main trusses at a distance in the first direction.

[0020] Preferably, the photovoltaic roof is provided with a first gap in a first direction;

[0021] A supporting truss is arranged in the first gap, a lower chord of the supporting truss is connected to the secondary purlin, and an upper chord is provided with a first cover plate.

[0022] Preferably, the photovoltaic roof is provided with a second gap in the second direction;

[0023] A second cover plate is arranged in the second gap, and the second cover plate is connected to the main purlin.

[0024] In summary, the beneficial effects of the utility model are:

[0025] 1. Connect the starting end of the fork to the column, and the end to the lower chord of the main truss to form a tree-branch-like support structure, increase the span of the main truss in the first direction and the second direction, reduce the number of columns in the first direction and the second direction, save steel, save construction costs, broaden the driving field of vision, improve driving safety, and flexibly avoid branch road intersections.

[0026] 2. A first gap is set in a first direction of the photovoltaic roof, and a first cover plate is supported on the first gap by a supporting truss to increase road lighting.

[0027] 3. Set a second gap in the second direction of the photovoltaic roof, and place the second cover plate in the second gap to further increase road lighting. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1This is a schematic diagram of the structure of the first large-span road photovoltaic system provided by the utility model;

[0029] Figure 2 This is a partial enlarged view of the first large-span road photovoltaic provided by the utility model;

[0030] Figure 3 This is another partial enlarged view of the first large-span road photovoltaic provided by the utility model;

[0031] Figure 4 This is a schematic diagram of the structure of the second large-span road photovoltaic system provided by the utility model;

[0032] Figure 5 This is a schematic diagram of the structure of the third large-span road photovoltaic system provided by the utility model;

[0033] Figure 6 This is a schematic diagram of the structure of the fourth large-span road photovoltaic system provided by the utility model.

[0034] The figures are marked as follows: 1. main truss; 2. secondary truss; 3. column; 4. fork; 5. main purlin; 6. secondary purlin; 7. photovoltaic roof; 8. photovoltaic module; 9. inclined column; 10. first gap; 11. supporting truss; 12. first cover plate; 13. second gap; 14. second cover plate. DETAILED DESCRIPTION

[0035] In the following description, a large number of specific details are given to provide a more thorough understanding of the utility model. However, it is obvious to those skilled in the art that the utility model can be implemented without one or more of these details. In other examples, in order to avoid confusion with the utility model, some technical features known in the art are not described. Example 1

[0036] like Figures 1 to 3As shown, the large-span road photovoltaic disclosed in this embodiment includes a main truss 1, which spans the road and is distributed along a first direction; a secondary truss 2, which is connected between the lower chords of two adjacent main trusses 1 and is distributed along a second direction; a column 3, which is placed on both sides of the road and is distributed along the first direction; a bifurcated portion 4, the starting end of which is connected to the column 3 and the end of which is connected to the lower chord of the main truss 1; a main purlin 5, which is connected to the upper chord of the main truss 1 and is distributed along the second direction; a secondary purlin 6, which is connected to the main purlin 5 and is distributed along the first direction Distribution: The photovoltaic roof 7 is composed of photovoltaic modules 8 distributed in an array along the first direction and the second direction. The photovoltaic modules 8 are connected to the secondary purlins 6, and the starting end of the fork 4 is connected to the column 3, and the end is connected to the lower chord of the main truss 1 to form a tree-branch-like supporting structure, which increases the span of the main truss 1 in the first direction and the second direction, reduces the number of columns 3 in the first direction and the second direction, saves steel, saves construction costs, broadens the driving field of vision, improves driving safety, and can flexibly avoid branch road intersections.

[0037] The first direction refers to the direction along the road, and the second direction refers to the direction across the road.

[0038] Steel can be replaced by other materials, such as stainless steel, aluminum, etc.

[0039] like Figure 1 As shown, the bifurcated portion 4 includes two inclined columns 9, which are bifurcated along the second direction, with the starting end connected to the column 3 and the terminal end connected to the lower chord of the main truss 1. The bifurcated portion 4 uses two inclined columns 9 bifurcated along the second direction, with the starting end of the inclined column 9 connected to the column 3 and the terminal end connected to the lower chord of the main truss 1 to support the main truss 1 and increase the span of the main truss 1 in the first direction and the second direction.

[0040] like Figure 2 As shown, the photovoltaic roof 7 is provided with a first gap 10 in the first direction; a supporting truss 11 is provided in the first gap 10, the lower chord of the supporting truss 11 is connected to the secondary purlin 6, and the upper chord is provided with a first cover plate 12. The first gap 10 is set in the first direction of the photovoltaic roof 7, and the first cover plate 12 is supported on the first gap 10 by the supporting truss 11 to increase road lighting.

[0041] like Figure 3 As shown, the photovoltaic roof 7 is provided with a second gap 13 in the second direction; a second cover plate 14 is provided in the second gap 13, and the second cover plate 14 is connected to the main purlin 5. The second gap 13 is set in the second direction of the photovoltaic roof 7, and the second cover plate 14 is placed in the second gap 13 to further increase road lighting.

[0042] In this embodiment, the first cover plate 12 and the second cover plate 14 are both made of transparent materials. Example 2

[0043] like Figure 4 As shown, the difference from Example 1 is that the large-span road photovoltaic disclosed in this embodiment has a bifurcated portion 4 including two inclined columns 9, which are bifurcated along a first direction, with the starting end connected to the column 3 and the end connected to the lower chord of the main truss 1; the ends of the inclined columns 9 span three main trusses 1 at a spacing in the first direction, and the bifurcated portion 4 adopts two inclined columns 9 bifurcated along the first direction, with the starting ends of the inclined columns 9 connected to the columns 3 and the ends connected to the lower chord of the main trusses 1 to support the main trusses 1, thereby increasing the span of the main truss 1 in the first and second directions, and reducing the number of columns 3 set in the first and second directions, thereby saving steel, saving construction costs, broadening the driving field of vision, and improving driving safety. Example 3

[0044] like Figure 5 As shown, the difference from Example 1 is that the large-span road photovoltaic disclosed in this embodiment has a bifurcated portion 4 including three inclined columns 9, one inclined column 9 bifurcates along the second direction, the starting end is connected to the column 3, and the end is connected to the lower chord of the main truss 1; the other two inclined columns 9 bifurcate along the first direction, the starting end is connected to the column 3, and the end is connected to the lower chord of the main truss 1; the two inclined columns 9 bifurcated along the first direction have their ends spanning three main trusses 1 at a spacing in the first direction, and the bifurcated portion 4 adopts three inclined columns 9, two inclined columns 9 are bifurcated along the first direction, and one inclined column 9 is bifurcated along the second direction, the starting end of the inclined column 9 is connected to the column 3, and the end is connected to the lower chord of the main truss 1 to support the main truss 1, increase the span of the main truss 1 in the first direction and the second direction, reduce the number of columns 3 set in the first direction and the second direction, save steel, save construction cost, broaden the driving field of vision, and improve driving safety. Example 4

[0045] like Figure 6 As shown, the difference from Example 1 is that the large-span road photovoltaic disclosed in this embodiment has a bifurcated portion 4 including four inclined columns 9, two of which are bifurcated along the second direction, with the starting end connected to the column 3, and the end connected to the lower chord of the main truss 1; the other two inclined columns 9 are bifurcated along the first direction, with the starting end connected to the column 3, and the end connected to the lower chord of the main truss 1; the ends of the two inclined columns 9 bifurcated along the first direction span three main trusses 1 at a spacing in the first direction, and the bifurcated portion 4 adopts four inclined columns 9, two of which are bifurcated along the first direction, and two of which are bifurcated along the second direction, the starting ends of the inclined columns 9 are connected to the column 3, and the ends are connected to the lower chord of the main truss 1 to support the main truss 1, increase the span of the main truss 1 in the first direction and the second direction, reduce the number of columns 3 set in the first direction and the second direction, save steel, save construction cost, broaden the driving field of vision, and improve driving safety.

[0046] The preferred embodiments of the present invention are described in detail above in conjunction with the accompanying drawings; however, the present invention is not limited to the specific details in the above embodiments. Within the technical concept of the present invention, various equivalent transformations can be made to the technical scheme of the present invention, and these equivalent transformations all belong to the protection scope of the present invention.

Claims

1. A large-span road photovoltaic system, characterized in that: It includes a main truss, which spans the road and is distributed along a first direction; A secondary truss is connected between the lower chords of two adjacent main trusses and is distributed along the second direction; The columns are placed on both sides of the road and distributed along the first direction; A forked portion, the starting end of which is connected to the column and the end of which is connected to the lower chord of the main truss; Main purlins are connected to the upper chord of the main truss and are distributed along the second direction; Secondary purlins are connected to the main purlins and distributed along a first direction; The photovoltaic roof is composed of photovoltaic components distributed in arrays along a first direction and a second direction, and the photovoltaic components are connected to the secondary purlins.

2. A long-span road photovoltaic system according to claim 1, characterized in that: The bifurcated portion includes two oblique columns, which are bifurcated along the second direction, with a starting end connected to the column and a terminal end connected to the lower chord of the main truss.

3. The large-span road photovoltaic system according to claim 1, characterized in that: The bifurcated portion includes two oblique columns, which are bifurcated along a first direction, with a starting end connected to the column and a terminal end connected to the lower chord of the main truss; The distance between the ends of the inclined columns in the first direction spans across three main trusses.

4. The large-span road photovoltaic system according to claim 1, characterized in that: The bifurcated portion includes three oblique columns, one of which is bifurcated along the second direction, with a starting end connected to the column and a terminal end connected to the lower chord of the main truss; The other two inclined columns are bifurcated along the first direction, with the starting ends connected to the upright columns and the end ends connected to the lower chord of the main truss; The two ends of the inclined columns bifurcated along the first direction span across three main trusses at a distance in the first direction.

5. The large-span road photovoltaic system according to claim 1, characterized in that: The bifurcated portion includes four oblique columns, two of which are bifurcated along the second direction, with starting ends connected to the upright columns and ends connected to the lower chord of the main truss; The other two inclined columns are bifurcated along the first direction, with the starting ends connected to the upright columns and the end ends connected to the lower chord of the main truss; The two ends of the inclined columns bifurcated along the first direction span across three main trusses at a distance in the first direction.

6. The large-span road photovoltaic system according to claim 1, characterized in that: The photovoltaic roof is provided with a first gap in a first direction; A supporting truss is arranged in the first gap, a lower chord of the supporting truss is connected to the secondary purlin, and an upper chord is provided with a first cover plate.

7. The large-span road photovoltaic system according to claim 1, characterized in that: The photovoltaic roof is provided with a second gap in a second direction; A second cover plate is arranged in the second gap, and the second cover plate is connected to the main purlin.

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