CN220754686U - Photovoltaic supporting system - Google Patents
Photovoltaic supporting system Download PDFInfo
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- CN220754686U CN220754686U CN202320549576.8U CN202320549576U CN220754686U CN 220754686 U CN220754686 U CN 220754686U CN 202320549576 U CN202320549576 U CN 202320549576U CN 220754686 U CN220754686 U CN 220754686U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 abstract description 5
- 239000010959 steel Substances 0.000 abstract description 5
- 238000005452 bending Methods 0.000 description 4
- 238000010248 power generation Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000011372 high-strength concrete Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Photovoltaic Devices (AREA)
Abstract
The utility model provides a photovoltaic support system, which comprises a double-row photovoltaic support foundation and a fixed photovoltaic support arranged at the top of the double-row photovoltaic support foundation; the double-row photovoltaic support foundation is provided with four upright posts which are arranged in a rectangular mode, and pile top connecting pieces are connected to the tops of the four upright posts; the fixed photovoltaic bracket comprises web members, a bracket assembly and supporting rods, each upright post is connected with four web members through pile top connecting pieces, the four web members are arranged in an X shape, and the projection of the top ends of the four web members on a horizontal plane is one end point of a rectangle; the web members at the tops of the four upright posts are connected with the bracket component; the two adjacent upright posts are connected with the supporting rod through respective corresponding pile top connecting pieces. The utility model can meet the requirements of wind load, wave load, ice load and deepwater area borne by the photovoltaic support system on the sea on the pile foundation length, has high structural stability and small steel consumption, and is suitable for the water depth range of 3-6 m.
Description
Technical Field
The utility model relates to the field of offshore photovoltaic power generation, in particular to a photovoltaic support system.
Background
Because land photovoltaic occupation area is wide and national soil resources in China are short, offshore photovoltaic power generation has a wide development prospect.
Because of the large wind load on the sea and the wave load, and the influence of ice load and snow load in winter in the north, the photovoltaic support structure has higher design requirements. The arrangement of the photovoltaic support foundation in the deep water region at sea takes the depth of water into consideration, thus requiring a greater pile length, resulting in increased deflection of the pile and reduced structural stability.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide a photovoltaic support system. The utility model can meet the requirements of wind load, wave load, ice load and deepwater area borne by the photovoltaic support system on the sea on the pile foundation length, has high structural stability and small steel consumption, and is suitable for the water depth range of 3-6 m.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
a photovoltaic support system, characterized in that: the photovoltaic support comprises a double-row photovoltaic support foundation and a fixed photovoltaic support arranged at the top of the double-row photovoltaic support foundation; the double-row photovoltaic support foundation is provided with four upright posts which are arranged in a rectangular mode, and pile top connecting pieces are connected to the tops of the four upright posts; the fixed photovoltaic bracket comprises web members, a bracket assembly and supporting rods, each upright post is connected with four web members through pile top connecting pieces, the four web members are arranged in an X shape, and the projection of the top ends of the four web members on a horizontal plane is one end point of a rectangle; the web members at the tops of the four upright posts are connected with the bracket component; the two adjacent upright posts are connected with the supporting rod through respective corresponding pile top connecting pieces.
Further: the four upright posts are respectively a first upright post, a second upright post, a third upright post and a fourth upright post, and the first upright post, the second upright post, the third upright post and the fourth upright post are longitudinally arranged; the first upright post and the third upright post, the second upright post and the fourth upright post are transversely arranged; the support rod comprises a transverse support and a longitudinal support, wherein the transverse support is connected between the first upright post and the third upright post, between the second upright post and the fourth upright post, and the longitudinal support is connected between the first upright post and the second upright post, and between the third upright post and the fourth upright post.
Further: two diagonal braces are connected between the transverse support and the bracket component, are arranged in a V-shaped mode and are positioned on the same straight line with the transverse support in the projection of the horizontal plane.
Further: the pile top connecting piece comprises a circular plate arranged at the top of each upright post, a spherical node seat is arranged at the top of the circular plate, spherical nodes are arranged on the spherical node seats, four corresponding web members on each upright post are connected with the corresponding spherical nodes at the bottom end, and two adjacent upright posts are connected with a supporting rod through respective corresponding spherical nodes.
Further: the spherical node seat comprises a round end plate arranged above a circular plate, a concave support is connected to the round end plate, the spherical node is fixedly connected to the concave support, a plurality of first stiffening plates are uniformly arranged around the concave support, and the plurality of first stiffening plates are connected with the spherical node, the concave support and the round end plate.
Further: a plurality of triangular connecting pieces are uniformly arranged between the lower end of the circular plate and the column shaft of the corresponding column.
Further: and chord members are connected between every two adjacent web members of the four web members connected to each upright post, and the chord members are connected with the middle parts of the corresponding web members.
Further: the pile tops of the first upright post and the second upright post have longitudinal elevation difference, and the pile tops of the third upright post and the fourth upright post have longitudinal elevation difference; the first upright post and the third upright post pile top are consistent in transverse elevation, and the second upright post and the fourth upright post pile top are consistent in transverse elevation.
Further: the bracket assembly comprises a plurality of inclined beams which are longitudinally arranged at intervals, a plurality of purlines are transversely arranged above the inclined beams at intervals, and the connecting node of each inclined beam and each purline is connected through a purline bracket; and a second stiffening plate is arranged in the diagonal beam at a node fixedly connected with the web member and the diagonal brace.
Further: the top of web member and bracing all is provided with the upper end plate, web member and bracing pass through the upper end plate and are connected with the bracket component.
Compared with the prior art, the utility model has the following advantages:
1. according to the utility model, the four double-row upright posts are connected into a whole by adopting the two transverse supports and the longitudinal supports, so that the stress distribution of the pile body when the upright posts bear load is adjusted, and compared with a traditional single-pile foundation, the deflection of the pile top is reduced, and the overall stability of the foundation is increased.
2. The single upright post is fixedly connected with an enlarged steel supporting structure consisting of four web members and four chord members, the structure reduces bending moment and deflection born by the web members, better exerts the compression capacity of the member, and has high structural stability.
3. And two diagonal braces are arranged on the transverse support, so that the stress distribution of the whole photovoltaic bracket under the action of load is coordinated, and the bending moment and deflection of the two diagonal girders at the inner side are reduced.
4. The utility model can still keep good foundation and structure stability when considering the action of the wave load and the ice load on the sea, has small steel consumption and low engineering cost, and has higher economy. The foundation structure can enable the photovoltaic to be applied to a water depth range of 3-6 m under the condition that the prestressed high-strength concrete pipe piles are adopted, and the application range of the small-platform photovoltaic support structure on the sea is widened.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a stationary photovoltaic bracket connection of the present utility model;
FIG. 3 is a detailed view of the construction of the pile top connector according to the present utility model;
fig. 4 is a schematic view of the diagonal beam connection of the present utility model.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present utility model, preferred embodiments of the present utility model will be described below with reference to specific examples, but it should be understood that the drawings are for illustrative purposes only and should not be construed as limiting the present utility model; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationship described in the drawings are for illustrative purposes only and are not to be construed as limiting the utility model.
The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.
As shown in fig. 1 to 4, a photovoltaic support system includes a double row photovoltaic support base and a fixed photovoltaic support provided on top of the double row photovoltaic support base; the double-row photovoltaic support foundation is provided with four upright posts 1 which are arranged in a rectangular mode, the distance between every two adjacent upright posts 1 is 5-20 m, in the embodiment, the four upright posts 1 are respectively positioned at rectangular end points of 10m multiplied by 10m, the upright posts 1 adopt prestressed high-strength concrete pipe piles D800, and pile top connecting pieces 2 are connected to the tops of the four upright posts 1; the fixed photovoltaic bracket comprises web members 3, a bracket assembly and a supporting rod, each upright column 1 is connected with four web members 3 through pile top connecting pieces 2, the four web members 3 are arranged in an X shape, the projection of the top ends of the four web members 3 on a horizontal plane is one end point of a rectangle with the projection of 5m multiplied by 5m, in the embodiment, the four web members 3 are a first web member 31, a second web member 32, a third web member 33 and a fourth web member 34 respectively; the web members 3 at the tops of the four upright posts 1 are connected with the bracket component; the two adjacent upright posts 1 are connected with the supporting rod through respective corresponding pile top connecting pieces 2.
The four upright posts 1 are a first upright post 11, a second upright post 12, a third upright post 13 and a fourth upright post 14 respectively, and the first upright post 11 and the second upright post 12, the third upright post 13 and the fourth upright post 14 are longitudinally arranged; the first upright 11 and the third upright 13, and the second upright 12 and the fourth upright 14 are arranged transversely; the support rod comprises a transverse support 4 and a longitudinal support 5, wherein the transverse support 4 is connected between the first upright 11 and the third upright 13, between the second upright 12 and the fourth upright 14, and the longitudinal support 5 is connected between the first upright 11 and the second upright 12, between the third upright 13 and the fourth upright 14. The four upright posts 1 are connected into a whole through the two transverse supports 4 and the longitudinal support 5, so that the load is resisted together, the deflection of the upright posts is reduced, and the foundation stability is improved.
The pile tops of the first upright 11 and the second upright 12 have longitudinal elevation difference, and the pile tops of the third upright 13 and the fourth upright 14 have longitudinal elevation difference; the first upright 11 and the third upright 13 are consistent in pile top transverse elevation, and the second upright 12 and the fourth upright 14 are consistent in pile top transverse elevation. The photovoltaic panel is arranged obliquely in the longitudinal direction, and photovoltaic power generation capacity is increased.
Two diagonal braces 6 are connected between the transverse support 4 and the bracket component, and the two diagonal braces 6 are arranged in a V shape and are positioned on the same straight line with the transverse support 4 in the projection of the horizontal plane. The diagonal braces 6 reduce the deflection and bending moment of the diagonal beams 8 to which they are attached.
The pile top connecting piece 2 comprises a circular plate 101 arranged at the top of each upright post 1, the diameter of the circular plate 101 is larger than that of each upright post 1, a spherical node seat is arranged at the top of the circular plate 101, spherical nodes 21 are arranged on the spherical node seats, four corresponding web members 3 on each upright post 1 are connected with the corresponding spherical nodes 21 at the bottom ends, and two adjacent upright posts 1 are connected with a supporting rod through respective corresponding spherical nodes 21.
The spherical node seat comprises a circular end plate 23 arranged above the circular plate 101, a concave support 22 is connected to the circular end plate 23, the spherical node 21 is fixedly connected to the concave support 22, a node is provided for welding of an upper photovoltaic support structure, a plurality of first stiffening plates 24 are uniformly arranged around the concave support 22, and the plurality of first stiffening plates 24 are connected with the spherical node 21, the concave support 22 and the circular end plate 23, so that the connection among the spherical node 21, the concave support 22 and the circular end plate 23 is enhanced.
A plurality of triangular connecting pieces 102 are uniformly arranged between the lower end of the circular plate 101 and the column shaft of the corresponding column 1.
And chord members 7 are connected between every two adjacent web members 3 of the four web members 3 connected to each upright 1, the chord members 7 are connected with the middle parts of the corresponding web members 3, and the projection of the four chord members 7 on a horizontal plane is a rectangle of 2.5mX2.5m. The arrangement of the chord members 7 reduces the deflection and bending moment of the web members 3, improves the stability of the photovoltaic bracket and increases the load bearing capacity.
The bracket assembly comprises a plurality of inclined beams 8 which are longitudinally arranged at intervals, a plurality of purlines 9 are transversely arranged above the inclined beams 8 at intervals, and the connecting nodes of each inclined beam 8 and each purline 9 are connected through purline supports 91; the second stiffening plate 81 is arranged in the diagonal beam 8 at the joint fixedly connected with the web member 3 and the diagonal brace 6, and the strength of the diagonal beam 8 at the joint is enhanced.
The top of web member 3 and bracing 6 all are provided with upper end plate 10, web member 3 and bracing 6 are connected with the bracket component through upper end plate 10. The upper end plate 10 is a rectangular component, the upper end plate 10 is obliquely arranged at the tops of the web members 3 and the diagonal braces 6, and the upper end plate 10 provides a platform for welding the diagonal beams 8.
The upper ends of the first web member 31, the second web member 32, the third web member 33 and the fourth web member 34 are fixedly connected with the lower end of the same inclined beam 8, and the vertical elevation difference exists, so that the elevations of the upper ends of the first web member 31, the third web member 33, the second web member 32 and the fourth web member 34 are consistent.
The photovoltaic support system provided in the embodiment is arranged to form a photovoltaic support platform, the horizontal plane projection size of a single photovoltaic support platform is 20m multiplied by 20m, the stability of the structure is improved, the combined action of offshore wind load, wave load, snow load and ice load is met, the application of the photovoltaic support in the water depth range of 3-6 m at sea is realized, the usage amount of steel is reduced, and the photovoltaic support has larger economic benefit.
One skilled in the art can readily make or use a photovoltaic support system according to the present utility model and can produce the positive effects described herein in light of the description of the present utility model and the accompanying drawings.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way, and any simple modification, equivalent variation, etc. of the above embodiment according to the technical matter of the present utility model fall within the scope of the present utility model.
Claims (10)
1. A photovoltaic support system, characterized in that: the photovoltaic support comprises a double-row photovoltaic support foundation and a fixed photovoltaic support arranged at the top of the double-row photovoltaic support foundation; the double-row photovoltaic bracket foundation is provided with four upright posts (1) which are arranged in a rectangular manner, and pile top connecting pieces (2) are connected to the tops of the four upright posts (1); the fixed photovoltaic bracket comprises web members (3), a bracket assembly and supporting rods, wherein each upright post (1) is connected with four web members (3) through pile top connecting pieces (2), the four web members (3) are arranged in an X shape, and the projection of the top ends of the four web members (3) on a horizontal plane is one end point of a rectangle; the web members (3) at the tops of the four upright posts (1) are connected with the bracket component; the two adjacent upright posts (1) are connected with the supporting rod through respective corresponding pile top connecting pieces (2).
2. A photovoltaic support system according to claim 1, characterized in that: the four upright posts (1) are respectively a first upright post (11), a second upright post (12), a third upright post (13) and a fourth upright post (14), and the first upright post (11) and the second upright post (12), the third upright post (13) and the fourth upright post (14) are longitudinally arranged; the first upright (11) and the third upright (13), and the second upright (12) and the fourth upright (14) are transversely arranged; the support rod comprises a transverse support (4) and a longitudinal support (5), wherein the transverse support (4) is connected between the first upright (11) and the third upright (13), between the second upright (12) and the fourth upright (14), and the longitudinal support (5) is connected between the first upright (11) and the second upright (12), between the third upright (13) and the fourth upright (14).
3. A photovoltaic support system according to claim 2, characterized in that: two diagonal braces (6) are connected between the transverse support (4) and the support assembly, and the two diagonal braces (6) are arranged in a V shape and are located on the same straight line with the transverse support (4) in the projection of a horizontal plane.
4. A photovoltaic support system according to claim 1, characterized in that: the pile top connecting piece (2) comprises a circular plate (101) arranged at the top of each upright post (1), a spherical node seat is arranged at the top of each circular plate (101), spherical nodes (21) are arranged on the spherical node seats, four corresponding web members (3) on each upright post (1) are connected with the corresponding spherical nodes (21) at the bottom ends, and two adjacent upright posts (1) are connected with a supporting rod through the corresponding spherical nodes (21).
5. A photovoltaic support system according to claim 4, wherein: the spherical node seat comprises a circular end plate (23) arranged above a circular plate (101), a concave support (22) is connected to the circular end plate (23), the spherical node (21) is fixedly connected to the concave support (22), a plurality of first stiffening plates (24) are uniformly arranged around the concave support (22), and the plurality of first stiffening plates (24) are connected with the spherical node (21), the concave support (22) and the circular end plate (23).
6. A photovoltaic support system according to claim 4, wherein: a plurality of triangular connecting pieces (102) are uniformly arranged between the lower end of the circular plate (101) and the column shaft of the corresponding column (1).
7. A photovoltaic support system according to claim 1, characterized in that: and chord members (7) are connected between every two adjacent web members (3) of the four web members (3) connected to each upright post (1), and the chord members (7) are connected with the middle parts of the corresponding web members (3).
8. A photovoltaic support system according to claim 2, characterized in that: the pile tops of the first upright (11) and the second upright (12) have longitudinal elevation difference, and the pile tops of the third upright (13) and the fourth upright (14) have longitudinal elevation difference; the first upright (11) and the third upright (13) are consistent in pile top transverse elevation, and the second upright (12) and the fourth upright (14) are consistent in pile top transverse elevation.
9. A photovoltaic support system according to claim 3, characterized in that: the bracket assembly comprises a plurality of inclined beams (8) which are longitudinally arranged at intervals, a plurality of purlines (9) are transversely arranged above the inclined beams (8) at intervals, and the connecting nodes of each inclined beam (8) and each purline (9) are connected through purline supports (91); and a second stiffening plate (81) is arranged in the diagonal beam (8) at a node fixedly connected with the web member (3) and the diagonal brace (6).
10. A photovoltaic support system according to claim 3, characterized in that: the top of web member (3) and bracing (6) all is provided with upper end plate (10), web member (3) and bracing (6) are connected with the bracket component through upper end plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320549576.8U CN220754686U (en) | 2023-03-20 | 2023-03-20 | Photovoltaic supporting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320549576.8U CN220754686U (en) | 2023-03-20 | 2023-03-20 | Photovoltaic supporting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220754686U true CN220754686U (en) | 2024-04-09 |
Family
ID=90568349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320549576.8U Active CN220754686U (en) | 2023-03-20 | 2023-03-20 | Photovoltaic supporting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220754686U (en) |
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2023
- 2023-03-20 CN CN202320549576.8U patent/CN220754686U/en active Active
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