CN219164468U - Flexible photovoltaic bracket system with three-cable-connected structure - Google Patents
Flexible photovoltaic bracket system with three-cable-connected structure Download PDFInfo
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- CN219164468U CN219164468U CN202223347913.XU CN202223347913U CN219164468U CN 219164468 U CN219164468 U CN 219164468U CN 202223347913 U CN202223347913 U CN 202223347913U CN 219164468 U CN219164468 U CN 219164468U
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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
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- 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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Abstract
The utility model provides a flexible photovoltaic bracket system with a three-cable-connected structure, which is characterized by comprising a bottom support piece, a middle support piece, a cross beam, a three-cable structure and a support structure, wherein the middle support piece is arranged on the upper side of the bottom support piece, the cross beam is fixed on the upper side of the middle support piece, the three-cable structure is fixed on the upper side of the cross beam, and the support structure is arranged in the three-cable structure. The two assembly installation cables and the bearing cable form a three-cable structure, and the side surfaces of the three-cable structure are arranged in a triangular structure. The assembly installation cable and the bearing cable form an upper-lower double-layer steel cable, so that the weight of the installed photovoltaic is shared, and the bearing capacity of the photovoltaic bracket is improved. The three-cable structure of the photovoltaic module comprises at least two groups of longitudinal or transverse arrangement, stability of a lower side supporting structure is guaranteed, and a lower steel cable supporting system forms a stable truss structure and is used for supporting a support supporting system of the photovoltaic module. The supporting structure is arranged between the assembly installation rope and the bearing rope, and is used for shaping the assembly installation rope and the bearing rope.
Description
Technical Field
The utility model relates to the field of solar photovoltaic brackets, in particular to a flexible photovoltaic bracket system with a three-cable-connected structure.
Background
The solar photovoltaic bracket is a special bracket designed for placing, installing and fixing a solar panel in a solar photovoltaic power generation system. The existing commonly used photovoltaic support mainly comprises a thin-wall steel photovoltaic support, a single-layer steel cable photovoltaic support and a single-row assembly three-cable flexible support.
However, the bracket has a plurality of structural problems, the existing frame structure bracket has limitation in a large-span form, has high cost and is not attractive in appearance; the traditional fixed support needs more pile foundations and the actual occupied land is large; the traditional fixed support has poor terrain adaptability, and the array orientation is inconsistent due to terrain change in the actual construction process, so that the power generation efficiency is affected; the span of the single-layer steel cable bracket cannot be larger, and the single-layer steel cable bracket has large deformation, so that the hidden cracking problem of the photovoltaic module can be caused in the use process;
the utility model discloses a photovoltaic cable truss support for solving the problems in China, wherein the application date is 2022, 04 and 07, the publication date is 2022, 07 and 22, and the application number is 202210356685.8. Because the purline is paved on the upper chord rope, and the photovoltaic module is paved on the purline, the photovoltaic module is not directly connected with the upper chord rope, which is equivalent to the addition of the buffer structure between the upper chord rope and the photovoltaic module, and the photovoltaic module is less prone to damage caused by the expansion and contraction deformation of the upper chord rope. Because the cable truss structure that this patent scheme adopted, according to engineering mechanics general knowledge, the vertical rigidity that can provide is greater than general individual layer cable far away, and because laid the purlin on cable truss structure, makes the interval between the cable truss bigger, receives under the circumstances of vertical load or wind torsion, warp and torsion angle all can reduce by a wide margin. The pre-tensioning force is applied to the guy cable by the scheme, so that the stability problem of the structure cannot be caused, and the waste of materials for solving the stability problem is avoided. Through the horizontal bracing piece, can play horizontal supporting role to form stable triangle-shaped structure with the diagonal bar, thereby further increase the stability of structure.
But it also has the following problems:
when the photovoltaic support is used on complex terrains such as steep slopes, ravines and uneven terrains, the photovoltaic support is not stable because the terrains easily cause the support of the photovoltaic support, so that sunlight is received unevenly after photovoltaic installation, and the sunlight cannot be well utilized.
The single-row three-cable structure of the existing photovoltaic bracket has insufficient out-of-plane stability, and a vertical stay cable or a stay rod is required to be tied.
Disclosure of Invention
According to the technical problems, the utility model provides a flexible photovoltaic support system with a three-cable-connected-row structure, which is characterized by comprising a bottom support piece, a middle support piece, a cross beam, a three-cable structure and a support structure, wherein the middle support piece is arranged on the upper side of the bottom support piece, the cross beam is fixed on the upper side of the middle support piece, the three-cable structure is fixed on the upper side of the cross beam, and the support structure is arranged in the three-cable structure.
The number of the three-rope structures is N, and N is more than or equal to 2.
The bottom support is a concrete structure.
The middle support piece comprises a stand column, an end support piece and a middle stand column, wherein the stand column and the end support piece are arranged on the upper side of the bottom support piece through connecting pieces, the middle stand column is arranged on the upper side of the other bottom support piece, the stand column and the end support piece are connected, and a cross beam is arranged on the upper side of the stand column and the upper side of the end support piece.
The three-rope structure consists of a bearing rope and two assembly installation ropes, wherein the bearing rope is installed between the two assembly installation ropes, a supporting structure is arranged between the bearing rope and the assembly installation ropes, the two assembly installation ropes are located on the upper side of the supporting structure, and the bearing rope is located on the lower side of the supporting structure.
The support frame is composed of bottom support pieces, middle support pieces and cross beams, and is divided into end support pieces and middle support frames, wherein the number of the end support frames is 2, and the number of the middle support frames is more than or equal to 0.
The upper side of the assembly installation cable is sleeved with a fixing piece.
The fixing piece is fixed on the assembly installation cable in a threaded mode.
The fixture is rotatable to move on the assembly mounting cable.
The mounting comprises a mounting plate, gaskets, fixing bolts and baffle plates, wherein the baffle plates are arranged on the upper side of the mounting plate, and the fixing bolts are respectively fixed at two ends of the mounting plate through the gaskets.
The upright posts, the end supporting pieces and the upper sides of the middle upright posts are respectively provided with a groove.
The beneficial effects of the utility model are as follows: the two assembly installation cables and the bearing cable form a three-cable structure, and the side surfaces of the three-cable structure are arranged in a triangular structure. The assembly installation cable and the bearing cable form an upper-lower double-layer steel cable, so that the weight of the installed photovoltaic is shared, and the bearing capacity of the photovoltaic bracket is improved.
The three-cable structure of the photovoltaic module comprises at least two groups of longitudinal or transverse arrangement, stability of a lower side supporting structure is guaranteed, and a lower steel cable supporting system forms a stable truss structure and is used for supporting a support supporting system of the photovoltaic module.
The supporting structure is arranged between the assembly installation rope and the bearing rope, and is used for shaping the assembly installation rope and the bearing rope.
According to the utility model, two parallel double-layer three steel cables are used as support members, lower bearing cables are arranged, assembly installation steel cables are used for installation of photovoltaic assemblies, and two arrays are connected by a stay bar to form a stable truss structure, and the stability of each direction meets the design and use requirements;
the bottom support piece is arranged on the lower side of the utility model, so that the occupied base position is reduced, the occupied floor area is reduced, and the installation in various environments is convenient;
the assembly installation cable and the bearing cable are of an up-down structure, a double-layer cable structure is formed, small deformation is generated under the design load effect of the large-span terrain condition, and the single-span deformation value is not more than L/100;
the support system of the utility model has reliable stability in all directions and small deformation, and reduces hidden cracks of components;
the bottom support piece is of a concrete structure, can be customized according to terrains, has strong terrain adaptability, can form a uniform plane, reduces power generation interference among different arrays, and greatly improves the power generation efficiency of the system; the utility model can be suitable for complex terrains such as various terrains, abrupt slopes, ravines, uneven terrains and the like, and has wide application range.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
FIG. 2 is a schematic view of the main beam and assembly mounting cable mounting structure of the present utility model.
Fig. 3 is a structural view of the fixing member of the present utility model.
Fig. 4 is a schematic view of a fixture mounting photovoltaic module of the present utility model.
As shown in the figure, a column 1, end supports 2, a main beam 3, a lower load-bearing cable 4, a component mounting cable 5, a support structure 6, a middle beam 7, and a middle column 8.
Detailed Description
The utility model will be further elucidated with reference to the accompanying drawings:
example 1
The utility model relates to a flexible photovoltaic bracket system with a three-cable-connected structure, which comprises a bottom support piece, a middle support piece, a cross beam, a three-cable structure and a support structure, wherein the middle support piece is arranged on the upper side of the bottom support piece, the cross beam is fixed on the upper side of the middle support piece, the three-cable structure is fixed on the upper side of the cross beam, and the support structure is arranged in the three-cable structure. The number of the three-rope structures is N, and N is more than or equal to 2. The bottom support is a concrete structure. The middle support piece comprises a stand column, an end support piece and a middle stand column, wherein the stand column and the end support piece are arranged on the upper side of the bottom support piece through connecting pieces, the middle stand column is arranged on the upper side of the other bottom support piece, the stand column and the end support piece are connected, and a cross beam is arranged on the upper side of the stand column and the upper side of the end support piece. The three-rope structure consists of a bearing rope and two assembly installation ropes, wherein the bearing rope is installed between the two assembly installation ropes, a supporting structure is arranged between the bearing rope and the assembly installation ropes, the two assembly installation ropes are located on the upper side of the supporting structure, and the bearing rope is located on the lower side of the supporting structure. The support frame is divided into end support frames and middle support frames, the number of the end support frames is 2, the number of the middle support frames is more than or equal to 0, the cross beams comprise main cross beams and middle cross beams, the main cross beams are arranged on the upper sides of the end support frames, and the middle cross beams are arranged on the upper sides of the middle support frames.
The upright posts are main components of the flexible support system, the middle upright post is a secondary component of the flexible support and is used for supporting all upper structures; the end support is used for supporting the upper structure by the auxiliary upright post; the main beam is used for installing an assembly installation cable; the lower bearing cable is used for bearing all loads of the upper optical component, two ends of the lower bearing cable are connected to the upright posts, and the midspan is fixed on the middle cross beam. The assembly mounting cable is used for fixing the photovoltaic assembly; the supporting structure is used for supporting the lower bearing rope and the assembly installation rope and shaping the lower bearing rope and the assembly installation rope; the middle cross beam is used for installing the assembly installation cable.
Example 2
When the photovoltaic module support is used in a rugged area, firstly, the end support frames and the middle support frame required by the support are calculated according to the terrain and the area required to install the photovoltaic module, the middle support frame is arranged between the two end support frames, bottom support pieces with different heights and structures are poured according to the terrain, as shown in figure 1, one bearing cable and two module installation cables are fixed on a cross beam, a support structure is fixed between the one bearing cable and the two module installation cables, and two bearing cables are arranged on the west side of the support structure, so that the stability of the photovoltaic module support is ensured. During installation, the photovoltaic module is fixed on the upper side of the module installation cable through the fixing piece, the fixing pieces on two sides of the photovoltaic module are rotationally moved to two sides of the photovoltaic module to fix the photovoltaic module, the whole photovoltaic module is flat after installation, and deformation under the dead weight condition is not more than L/300 of the span.
Example 3
When the length of the photovoltaic module installed by the utility model is overlarge, the length of the supporting structure is selected according to the length of the photovoltaic module, then a plurality of end supporting frames are arranged according to the length of the supporting structure, the supporting structure is fixed between a plurality of bearing ropes and the module installing ropes during installation, the photovoltaic module is fixed on the upper side of the module installing ropes through fixing pieces during installation, the fixing pieces on two sides of the photovoltaic module are rotationally moved to two sides of the photovoltaic module to fix the photovoltaic module, the whole photovoltaic module is flat after installation, and the normal use of the photovoltaic module is ensured.
Claims (6)
1. The flexible photovoltaic support system with the three-cable-connected structure is characterized by comprising a bottom support piece, a middle support piece, a cross beam, a three-cable structure and a support structure, wherein the middle support piece is installed on the upper side of the bottom support piece, the cross beam is fixed on the upper side of the middle support piece, the three-cable structure is fixed on the upper side of the cross beam, and the support structure is arranged inside the three-cable structure.
2. The flexible photovoltaic support system with the three-cable-connected structure according to claim 1, wherein the number of the three-cable structures is N, and N is more than or equal to 2.
3. A three-cable array structure flexible photovoltaic bracket system according to claim 1, wherein said bottom support is a concrete structure.
4. A flexible photovoltaic bracket system with a three-cable-connected structure according to claim 1, wherein the middle supporting member comprises a column, an end supporting member and a middle column, the column and the end supporting member are arranged on the upper side of the bottom supporting member through connecting members, the middle column is arranged on the upper side of the other bottom supporting member, the column and the end supporting member are connected, and a cross beam is arranged on the upper side of the column and the end supporting member.
5. A flexible photovoltaic support system with a three-cable-link structure according to claim 1, wherein the three-cable structure comprises a load-bearing cable and two assembly-mounting cables, the load-bearing cable is mounted between the two assembly-mounting cables, a supporting structure is arranged between the load-bearing cable and the assembly-mounting cables, the two assembly-mounting cables are located on the upper side of the supporting structure, and the load-bearing cable is located on the lower side of the supporting structure.
6. The flexible photovoltaic support system with the three-cable-connected structure is characterized in that the bottom support piece, the middle support piece and the cross beams form a support frame, the support frame is divided into end support frames and middle support frames, the number of the end support frames is 2, the number of the middle support frames is more than or equal to 0, the cross beams comprise a main cross beam and a middle cross beam, the main cross beam is arranged on the upper side of the end support frames, and the middle cross beam is arranged on the upper side of the middle support frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223347913.XU CN219164468U (en) | 2022-12-13 | 2022-12-13 | Flexible photovoltaic bracket system with three-cable-connected structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223347913.XU CN219164468U (en) | 2022-12-13 | 2022-12-13 | Flexible photovoltaic bracket system with three-cable-connected structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219164468U true CN219164468U (en) | 2023-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223347913.XU Active CN219164468U (en) | 2022-12-13 | 2022-12-13 | Flexible photovoltaic bracket system with three-cable-connected structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219164468U (en) |
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2022
- 2022-12-13 CN CN202223347913.XU patent/CN219164468U/en active Active
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