CN215498806U

CN215498806U - Flexible photovoltaic support

Info

Publication number: CN215498806U
Application number: CN202123083265.7U
Authority: CN
Inventors: 谢禹; 罗菁
Original assignee: Shenzhen Antaike Energy And Environmental Protection Co ltd
Current assignee: Shenzhen Antaike Clean Energy Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-01-11
Anticipated expiration: 2031-12-09

Abstract

The embodiment of the utility model discloses a flexible photovoltaic support, and relates to the field of photovoltaic supports. This flexible photovoltaic support includes a plurality of cable subassemblies of locating each first supporting component in proper order, is equipped with a plurality of photovoltaic module on this cable subassembly, so makes photovoltaic module can incline to set up in order to face the sun. Furthermore, the flexible photovoltaic support also comprises a connecting cable, the connecting cable is positioned between the adjacent first supporting assemblies and can connect the inhaul cable assemblies into a whole, and the end part of the connecting cable is connected with the second supporting assembly through an elastic mechanism. So when making the connecting cable have the trend of relaxing, elastic mechanism can effectively reduce the loss of connecting cable prestressing force, avoids it to take place to relax, especially when elastic mechanism includes loose pulley assembly, counter weight subassembly and elastic component, under the circumstances that the axial force does not reduce, the intensity to the cable assembly bearing can be guaranteed to the biggest stroke of counter weight subassembly and the afterbody elastic component's afterburning, and then promote flexible photovoltaic support's stability.

Description

Flexible photovoltaic support

Technical Field

The utility model relates to the field of photovoltaic supports, in particular to a flexible photovoltaic support.

Background

The existing flexible photovoltaic support has certain problems in actual use, and as the photovoltaic modules are connected in series by the inhaul cables made of steel strands and have larger rigidity only in the axial direction, horizontal and torsional movement is easy to occur under the action of wind load, so that the photovoltaic modules are damaged. And the guy cable has small structural rigidity, and can generate large deflection under the action of dead weight, wind load, snow load and other loads, so that the span of the flexible photovoltaic support is greatly limited. In the prior art, the connecting cables are usually adopted to connect the pulling cables into a whole so as to improve the stability of the flexible photovoltaic support, but the connecting cables can be loosened after being used for a period of time, so that the stability of the flexible photovoltaic support is influenced.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a flexible photovoltaic support, and the purpose is to solve the technical problem that the connecting cable in the existing flexible photovoltaic support can be loosened after being used for a period of time.

In order to solve the technical problems, the utility model adopts the technical scheme that:

a flexible photovoltaic support comprising:

the number of the first supporting components is multiple, and the first supporting components are arranged at intervals along a first direction; the flexible photovoltaic support further comprises a connecting cable, the connecting cable is located between the adjacent first supporting assemblies and extends along the second direction, the connecting cable connects the cable assemblies into a whole, the flexible photovoltaic support further comprises an elastic mechanism and a second supporting assembly, and the end portions of the connecting cable are connected with the second supporting assembly through the elastic mechanism.

In some embodiments of the flexible photovoltaic support, the elastic mechanism includes a pulley assembly, a counterweight assembly, an elastic member, and a connection assembly, the counterweight assembly is suspended below the pulley assembly, the connection assembly is disposed on the second support assembly, the elastic member is disposed on the connection assembly and can pull the counterweight assembly toward the connection assembly, the connection cable is slidably connected to the pulley assembly, and an end of the connection cable is connected to the counterweight assembly.

In some embodiments of the flexible photovoltaic support, the pulley assembly includes a first fixed pulley, the first fixed pulley is disposed on the second supporting assembly, the connecting cable is slidably connected to the first fixed pulley, and an end of the connecting cable is connected to the counterweight assembly, so as to suspend the counterweight assembly between the first fixed pulley and the connecting assembly, and the elastic member is disposed between the counterweight assembly and the connecting assembly.

In some embodiments of the flexible photovoltaic support, the pulley assembly includes a second fixed pulley and a first movable pulley, the second fixed pulley is disposed on the second supporting assembly, the connecting cable is connected with the second fixed pulley in a sliding manner, and the end of the connecting cable is connected with the first movable pulley, the elastic mechanism further includes a first suspension cable member, the first suspension cable member is connected with the first movable pulley in a sliding manner, one end of the first suspension cable member is disposed on the connecting assembly, the other end of the first suspension cable member is disposed on the counterweight assembly, so that the counterweight assembly is suspended between the first movable pulley and the connecting assembly, and the elastic member is disposed between the counterweight assembly and the connecting assembly.

In some embodiments of the flexible photovoltaic support, the connecting assembly includes a first supporting member, a second supporting member, and a plurality of third supporting members, the first supporting member and the second supporting member are disposed up and down along a gravity direction, and each of the third supporting members is disposed between the first supporting member and the second supporting member.

In some embodiments of the flexible photovoltaic support, the pulley assembly includes a third fixed pulley and a second movable pulley, the third fixed pulley is disposed on the second support assembly, the connecting cable is slidably connected to the third fixed pulley and has an end connected to the second movable pulley, the connecting assembly includes a first connecting plate and a second connecting plate disposed on the second support assembly, the first connecting plate and the second connecting plate are disposed up and down along the gravity direction, the counterweight assembly includes a weight block and a rod member, one end of the rod member is hinged to the first connecting plate, the other end of the rod member is hinged to the weight block, the elastic mechanism further includes a second suspension cable member, the second suspension cable member is slidably connected to the second movable pulley, one end of the second suspension cable member is disposed on the first connecting plate, and the other end of the second suspension cable member is disposed on the rod member to suspend the weight block, the elastic piece is arranged between the rod piece and the second connecting plate.

In some embodiments of the flexible photovoltaic support, the number of connecting cables on the same second support assembly is multiple.

In some embodiments of the flexible photovoltaic support, the number of the connecting cables between adjacent first support assemblies is one or more, and the portions of the cable assemblies between adjacent first support assemblies can be divided unequally.

In some embodiments of the flexible photovoltaic support, the second support assembly includes an outer column and an outer tension rod, the end of the connecting cable is disposed on one side of the outer column through the elastic mechanism, and the outer tension rod is disposed on the other side of the outer column to provide tension to the outer column.

In some embodiments of the flexible photovoltaic support, the cable assembly includes an upper cable and a lower cable, the upper cable and the lower cable are sequentially disposed on each of the first support assemblies, the photovoltaic assembly is respectively connected with the upper cable and the lower cable, and the connecting cable is connected with the lower cable.

The embodiment of the utility model has the following beneficial effects:

the flexible photovoltaic support of above-mentioned scheme except possessing splendid photovoltaic module support efficiency, it can also avoid the connecting cable to take place to relax after using a period, promotes flexible photovoltaic support's stability. Particularly, this flexible photovoltaic support includes a plurality of cable subassemblies of locating each first supporting component in proper order, is equipped with a plurality of photovoltaic module on this cable subassembly, so makes photovoltaic module can incline to set up in order to face the sun. Furthermore, the flexible photovoltaic support also comprises a connecting cable, the connecting cable is positioned between the adjacent first supporting assemblies and can connect the inhaul cable assemblies into a whole, and the end part of the connecting cable is connected with the second supporting assembly through an elastic mechanism. So when making the connecting cable have the trend of relaxing, elastic mechanism can effectively reduce the loss of connecting cable prestressing force, avoids it to take place to relax, especially when elastic mechanism includes loose pulley assembly, counter weight subassembly and elastic component, under the circumstances that the axial force does not reduce, counter weight subassembly's the intensity to the cable assembly bearing can be guaranteed to the biggest stroke and the afterburning of terminal elastic component, and then promotes flexible photovoltaic support's stability (counter weight subassembly does not withdraw from work when vibrations). Furthermore, the weight of the counterweight assembly can be reduced through the movable pulley, and the enthusiasm and the construction convenience are increased. And the weight of the balancing weight can be further reduced through the lever action of the movable pulley and the rod piece. Above-mentioned setting can avoid adopting the elastic component alone, avoids because the rigidity of the other directions of elastic component is lower, hardly evens up, can produce the deformation, influences the problem emergence of flexible photovoltaic support's stability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Wherein:

FIG. 1 is a schematic view of the connection of a connecting cable to an elastic mechanism in a flexible photovoltaic support according to an embodiment, wherein the number of the connecting cable is one;

FIG. 2 is a schematic diagram showing the structural and positional relationship of the parts of the elastic mechanism in FIG. 1;

FIG. 3 is a schematic view of the connection of the connecting cables to the elastic mechanism in the flexible photovoltaic support according to one embodiment, wherein the number of the connecting cables is two;

FIG. 4 is a schematic diagram showing the structural relationship of the parts of the elastic mechanism in FIG. 3;

FIG. 5 is a schematic view of the connection of the connecting cables to the elastic mechanism in the flexible photovoltaic support according to another embodiment, wherein the number of the connecting cables is one;

FIG. 6 is a schematic diagram showing the structural relationship of the parts of the elastic mechanism in FIG. 4;

FIG. 7 is a schematic view of the connection between the connecting cables and the elastic mechanism in the flexible photovoltaic support according to another embodiment, wherein the number of the connecting cables is two;

FIG. 8 is a schematic diagram showing the structural relationship of the parts of the elastic mechanism in FIG. 5;

FIG. 9 is a schematic view of the connection of the connecting cables to the elastic mechanism in the flexible photovoltaic support according to yet another embodiment, wherein the number of the connecting cables is one;

FIG. 10 is a schematic diagram showing the structural relationship of the parts of the elastic mechanism in FIG. 6;

FIG. 11 is a schematic view of the connection of the connecting cables to the elastic mechanism in the flexible photovoltaic support according to yet another embodiment, wherein the number of the connecting cables is two;

FIG. 12 is a schematic diagram showing the structural relationship of the parts of the elastic mechanism in FIG. 11;

fig. 13 is a schematic view showing the positional relationship between the photovoltaic module and the up-cable and the down-cable in fig. 1, 3, 5, 7, 9 and 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that if the terms "upper", "lower", "inside", "outside", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the utility model is used, it is only for convenience of describing the present invention and simplifying the description, but it is not necessary to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation and be operated, and thus, it should not be construed as limiting the present invention.

Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.

The utility model provides a flexible photovoltaic bracket which is a photoelectric conversion device in essence, and can be installed in various open-place environments such as companies, schools, factories or the field to convert solar energy into electric energy so as to improve the application of renewable energy sources of people.

Referring to fig. 1 to 13, a flexible photovoltaic support provided by the present invention will now be described. The flexible photovoltaic support comprises a first support component and a plurality of inhaul cable components 10. The number of the first supporting components is multiple and is arranged at intervals along the first direction. The inhaul cable assembly 10 is sequentially arranged on each first supporting assembly. The cable assemblies 10 are spaced apart in the second direction. The second direction is perpendicular to the first direction. The plurality of photovoltaic modules 20 are arranged on the stay cable modules 10, the flexible photovoltaic support further comprises a connecting cable 30, and the connecting cable 30 is located between the adjacent first support modules, extends along the second direction and connects the stay cable modules 10 into a whole. The flexible photovoltaic support further comprises an elastic mechanism and a second support assembly 40, and the end of the connecting cable 30 is connected with the second support assembly 40 through the elastic mechanism. In this embodiment, the second direction is parallel to the direction indicated by the arrow X shown in fig. 1.

In summary, the embodiment of the utility model has the following beneficial effects: the flexible photovoltaic support of above-mentioned scheme except possessing splendid photovoltaic module support efficiency, it can also avoid the connecting cable 30 to take place to relax after using a period, promotes flexible photovoltaic support's stability. Specifically, this flexible photovoltaic support includes a plurality of cable assemblies 10 of locating each first supporting component in proper order, is equipped with a plurality of photovoltaic module 20 on this cable assembly 10, so makes photovoltaic module 20 can incline to set up in order to face the sun. Further, the flexible photovoltaic bracket further comprises a connecting cable 30, the connecting cable 30 is positioned between adjacent first support assemblies and can connect the cable assemblies 10 into a whole, and the end of the connecting cable 30 is connected with the second support assembly 40 through an elastic mechanism. So when making connecting cable 30 have the trend of relaxing, elastic mechanism can effectively reduce the loss of connecting cable 30 prestressing force, avoids it to take place to relax, guarantees the intensity to cable subassembly 10 bearing, and then promotes flexible photovoltaic support's stability.

In one embodiment, as shown in fig. 1 to 12, the elastic mechanism includes a pulley assembly 51, a weight assembly 52, an elastic member 53, and a connecting assembly 54. The weight assembly 52 is suspended below the pulley assembly 51, and the connecting assembly 54 is provided to the second support assembly 40. The elastic member 53 is provided to the coupling member 54 and can pull the weight member 52 toward the coupling member 54. The connecting cable 30 is slidably connected to the pulley assembly 51 and has an end connected to the counterweight assembly 52. In this embodiment, the elastic member 53 is a spring. The arrangement can ensure the strength of the load bearing of the stay cable assembly 10 by the maximum stroke of the counterweight assembly 52 and the stress application of the tail end elastic part 53 under the condition that the axial force is not reduced, and further improve the stability of the flexible photovoltaic support (the counterweight assembly 52 does not quit working in the vibration process).

Specifically, in one embodiment, as shown in fig. 1 and 2, the pulley assembly 51 includes a first stator pulley 511. The first fixed pulley 511 is provided to the second support member 40, the connecting cable 30 is slidably coupled to the first fixed pulley 511 and has an end portion coupled to the weight member 52 to suspend the weight member 52 between the first fixed pulley 511 and the connection member 54, and the elastic member 53 is provided between the weight member 52 and the connection member 54. Thus, under the combined action of the elastic member 53 and the weight assembly 52, the connecting cable 30 can slide relative to the first fixed pulley 511 to prevent the connecting cable 30 from being loosened. As shown in fig. 3 and 4, the number of connecting cables 30 on the same second support member 40 is two.

In another embodiment, as shown in fig. 5 and 6, the pulley assembly 51 includes a second fixed pulley 512 and a first movable pulley 513, the second fixed pulley 512 is disposed on the second support assembly 40, the connecting cable 30 is slidably connected to the second fixed pulley 512, and an end portion of the connecting cable is connected to the first movable pulley 513, the elastic mechanism further includes a first suspension cable member 55, the first suspension cable member 55 is slidably connected to the first movable pulley 513, one end of the first suspension cable member 55 is disposed on the connecting assembly 54, the other end of the first suspension cable member 55 is disposed on the counterweight assembly 52 to suspend the counterweight assembly 52 between the first movable pulley 513 and the connecting assembly 54, and the elastic member 53 is disposed between the counterweight assembly 52 and the connecting assembly 54. Thus, under the combined action of the elastic member 53 and the weight assembly 52, the first suspension cable member 55 can slide relative to the first movable pulley 513 to adjust the position of the first movable pulley 513, so that the connecting cable 30 can slide relative to the second fixed pulley 512 to prevent the connecting cable 30 from being loosened. In addition, the weight of the weight assembly 52 can be reduced by arranging the first movable pulley 513, so that the enthusiasm and the construction convenience are increased. As shown in fig. 7 and 8, the number of connecting cables 30 on the same second support member 40 is two.

Referring to fig. 5 to 8, the connecting assembly 54 includes a first supporting member 541, a second supporting member 542, and a plurality of third supporting members 543, wherein the first supporting member 541 and the second supporting member 542 are disposed up and down along the gravity direction, and each of the third supporting members 543 is disposed between the first supporting member 541 and the second supporting member 542. Therefore, the connecting area of the connecting component 54 and the second supporting component 40 can be increased, and the connecting stability is improved.

In still another embodiment, as shown in fig. 9 and 10, the pulley assembly 51 includes a third fixed pulley 514 and a second movable pulley 515, the third fixed pulley 514 is disposed on the second supporting assembly 40, the connecting cable 30 is slidably connected to the third fixed pulley 514 and has an end connected to the second movable pulley 515, the connecting assembly 54 includes a first connecting plate 544 and a second connecting plate 545 disposed on the second supporting assembly 40, the first connecting plate 544 and the second connecting plate 545 are disposed vertically in the direction of gravity, the counterweight assembly 52 includes a weight 521 and a rod 522, one end of the rod 522 is hinged to the first connecting plate 544, the other end is hinged to the weight 521, the elastic mechanism further includes a second suspension cable 56, the second suspension cable 56 is slidably connected to the second movable pulley 515, one end of the second suspension cable 56 is disposed on the first connecting plate 544, the other end is disposed on the rod 522, to suspend the weight 521, the elastic member 53 is disposed between the rod 522 and the second connecting plate 545. In this way, under the combined action of the elastic member 53 and the weight assembly 52, the second suspension cable member 56 can slide relative to the second movable pulley 515 to adjust the position of the second movable pulley 515, so that the connecting cable 30 can slide relative to the third fixed pulley 514 to prevent the connecting cable 30 from being loosened. In addition, the weight of the counterweight 521 can be further reduced by the arrangement of the second movable pulley 515 and the lever action of the rod 522. As shown in fig. 11 and 12, the number of connecting cables 30 on the same second support member 40 is two.

In one embodiment, the number of the connecting cables 30 between the adjacent first support assemblies is one or more, and the portions of the cable assembly 10 between the adjacent first support assemblies can be divided unequally. For example, when the number of the connecting cables 30 is one, the connecting cables 30 can divide the portion of the cable assembly 10 located between the adjacent first support assemblies into two unequal portions in the first direction. When the number of the connecting cables 30 is plural, each connecting cable 30 can divide the portion of the cable assembly 10 located between the adjacent first support assemblies into unequal plural portions in the first direction. Further, the second support member 40 can be pre-stressed to the connecting cable 30 by a resilient mechanism. Therefore, when one of the parts separated by the connecting cable 30 vibrates under the action of dynamic load, the rest parts of the stay cable assembly 10 are limited by the second supporting assembly 40 through the connecting cable 30, so that the rest parts cannot vibrate along with the vibration of the part, further the whole vibration of the structure cannot be caused, and the stability of the flexible photovoltaic support is further improved. The second support member 40 may be a connecting end disposed on a fixed structure such as the ground or a foundation to provide a prestress to the connecting cable 30. Further, in the present embodiment, the second supporting assembly 40 includes an outer pillar 41 and an outer tie rod 42, the end of the connecting cable 30 is disposed on one side of the outer pillar 41 through an elastic mechanism, and the outer tie rod 42 is disposed on the other side of the outer pillar 41 to provide a pulling force to the outer pillar 41. Therefore, the prestress provided by the second support assembly 40 to the connecting cable 30 can be transmitted to the connecting cable 30 through the outer upright 41, the prestress is ensured to be consistent with the extending direction of the connecting cable 30, and the stability of the flexible photovoltaic bracket is further improved.

In an embodiment, referring to fig. 1, fig. 3, fig. 5, fig. 7, fig. 9, fig. 11, and fig. 13, the cable assembly 10 includes an upper cable 11 and a lower cable 12, the upper cable 11 and the lower cable 12 are sequentially disposed on each first supporting assembly, and the photovoltaic module 20 is connected to the upper cable 11 and the lower cable 12, respectively. The support by the upper and

lower cables

11, 12 in this way ensures that the photovoltaic module 20 is arranged inclined to face the sun. It is understood that in other embodiments, the cable assembly 10 may also include other cable and/or truss structures to increase the overall stiffness of the cable assembly 10. Further, the connecting cable 30 is connected with the lower cable 12. Therefore, the connection stability between the connecting cable 30 and the inhaul cable assembly 10 is ensured, the connecting cable 30 can be prevented from shielding the photovoltaic assembly 20, and the influence on the power generation efficiency caused by the fact that the photovoltaic assembly 20 is covered by the shadow of the connecting cable 30 is avoided.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the utility model is not limited by the scope of the appended claims.

Claims

1. Flexible photovoltaic support, its characterized in that includes:

the number of the first supporting components is multiple, and the first supporting components are arranged at intervals along a first direction; the flexible photovoltaic support also comprises an elastic mechanism and a second supporting component, and the end part of the connecting cable is connected with the second supporting component through the elastic mechanism;

elastic mechanism includes loose pulley assembly, counter weight subassembly, elastic component and coupling assembling, the counter weight subassembly suspension in the loose pulley assembly below, coupling assembling locates second supporting component, the elastic component is located coupling assembling can with the counter weight subassembly draws to coupling assembling, the connecting cable with loose pulley assembly sliding connection and tip with the counter weight subassembly is connected.

2. The flexible photovoltaic support of claim 1, wherein the pulley assembly comprises a first fixed pulley disposed on the second support assembly, the connecting cable is slidably connected to the first fixed pulley and has an end connected to the weight assembly to suspend the weight assembly between the first fixed pulley and the connection assembly, and the elastic member is disposed between the weight assembly and the connection assembly.

3. The flexible photovoltaic support of claim 1, wherein the pulley assembly comprises a second fixed pulley and a first movable pulley, the second fixed pulley is disposed on the second support assembly, the connecting cable is slidably connected with the second fixed pulley, and an end of the connecting cable is connected with the first movable pulley, the elastic mechanism further comprises a first suspension cable member, the first suspension cable member is slidably connected with the first movable pulley, one end of the first suspension cable member is disposed on the connection assembly, the other end of the first suspension cable member is disposed on the counterweight assembly, so as to suspend the counterweight assembly between the first movable pulley and the connection assembly, and the elastic member is disposed between the counterweight assembly and the connection assembly.

4. The flexible photovoltaic stent of claim 3, wherein the connecting assembly comprises a first support member, a second support member, and a plurality of third support members, the first support member and the second support member being disposed one above the other in the direction of gravity, each third support member being disposed between the first support member and the second support member.

5. The flexible photovoltaic stent of claim 1, wherein the pulley assembly comprises a third fixed pulley and a second movable pulley, the third fixed pulley is disposed on the second support assembly, the connecting cable is slidably connected to the third fixed pulley and has an end connected to the second movable pulley, the connecting assembly comprises a first connecting plate and a second connecting plate disposed on the second support assembly, the first connecting plate and the second connecting plate are disposed vertically along the direction of gravity, the counterweight assembly comprises a weight member and a rod member, one end of the rod member is hinged to the first connecting plate, the other end of the rod member is hinged to the weight member, the elastic mechanism further comprises a second suspension cable member, the second suspension cable member is slidably connected to the second movable pulley, one end of the second suspension cable member is disposed on the first connecting plate, and the other end of the second suspension cable member is disposed on the rod member, so as to suspend the counterweight, the elastic member is arranged between the rod member and the second connecting plate.

6. The flexible photovoltaic mount of claim 1, wherein the number of connecting cables on the same second support assembly is multiple.

7. The flexible photovoltaic stent of claim 1, wherein the number of connecting cables between adjacent first support assemblies is one or more and can divide the portion of the cable assembly between adjacent first support assemblies unequally.

8. The flexible photovoltaic stent of claim 1, wherein the second support assembly comprises an outer column and an outer tension rod, the end of the connecting cable is disposed on one side of the outer column through the elastic mechanism, and the outer tension rod is disposed on the other side of the outer column to provide tension to the outer column.

9. The flexible photovoltaic bracket according to claim 1, wherein the stay cable assembly comprises an upper stay cable and a lower stay cable, the upper stay cable and the lower stay cable are sequentially arranged on each first support assembly, the photovoltaic assembly is respectively connected with the upper stay cable and the lower stay cable, and the connecting cable is connected with the lower stay cable.