CN218526259U

CN218526259U - Flexible photovoltaic support of cable truss

Info

Publication number: CN218526259U
Application number: CN202222568240.4U
Authority: CN
Inventors: 吴小平; 翁晓军; 廖然; 李博; 刘汉元
Original assignee: Tongwei New Energy Engineering Design Sichuan Co ltd
Current assignee: Tongwei New Energy Engineering Design Sichuan Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-02-24
Anticipated expiration: 2032-09-27

Abstract

The utility model provides a cable truss flexible photovoltaic support, which comprises two columns of vertical columns, wherein longitudinal beams are connected between adjacent vertical columns in the same column of vertical columns, the cable also comprises a transversely arranged component mounting cable, the component mounting cable is positioned between the two columns of vertical columns, the end part of the component mounting cable is connected with the longitudinal beams, and the component mounting cable comprises an upper cable and a lower cable; the bearing cable is positioned below the component mounting cable; the photovoltaic module comprises a photovoltaic module, a plurality of triangular support structure groups are connected between a module mounting cable and a bearing cable below the mounting position of the photovoltaic module, each triangular support structure group comprises two or more triangular support structures, each triangular support structure comprises an upper cable, a lower cable and a supporting rod connected between every two bearing cables, and the two or more triangular support structures use the bearing cables as intersection points and have included angles in the vertical direction. The utility model discloses a structure has not only strengthened the anti burden wind energy of flexible photovoltaic support, has still strengthened anti whirlpool ability of shaking, has greatly improved photovoltaic system's stability.

Description

Flexible photovoltaic support of cable truss

Technical Field

The utility model relates to a photovoltaic support technical field, concretely relates to flexible photovoltaic support of cable truss.

Background

A photovoltaic support is a support used for supporting a solar panel (also called a photovoltaic module) in a solar photovoltaic power generation system. At present, adopt more photovoltaic module mounting system to be fixed bolster system in the market, its apparent characteristics that have include: the steel consumption is large, the light performance is relatively weak, the number of structural components is large, and the like.

The scheme of the flexible photovoltaic support is that a rigid purline is changed into a steel strand to form a flexible cable structure, and a photovoltaic module is directly installed on two module installation cables. And the two assembly mounting cables are positioned on different planes and are respectively called as an upper cable and a lower cable, so that the photovoltaic assembly forms a certain inclination angle after being mounted, and the sunlight can be better received. Because the flexible support adopts the mode of stretching and drawing the prestressed cable between two fixed points, and two fixed points adopt the rigidity basis to provide reaction force, consequently can realize the large-span installation. The design can avoid adverse geographical factors such as mountain fluctuation and higher vegetation, and broaden the installation range of the photovoltaic system. At the same time, the flexible support is less costly to install than the rigid support. A typical prior art flexible photovoltaic support solution is shown in fig. 1.

The existing flexible photovoltaic support is completely influenced by the gravity of the photovoltaic module borne by the two module mounting cables and the factors of the module mounting cables such as dead weight, wind pressure, snow pressure and the like, so that the array plane deflection of the whole system is overlarge and the wind resistance is poor. Currently, the problem is generally solved by applying a greater prestress to the upper cable. The mode of increasing the prestress greatly increases the cost of the side anchor system, not only integrally reduces the service life of the support, but also has poor stability improvement effect.

SUMMERY OF THE UTILITY MODEL

For solving not enough among the above-mentioned prior art, the utility model provides a flexible photovoltaic support of cable truss solves the too big, poor problem of anti-wind ability of current photovoltaic system array plane amount of deflection, and can improve photovoltaic system's stability by bigger degree.

In order to realize the technical purpose, the utility model discloses a technical scheme is:

a cable truss flexible photovoltaic support comprises two rows of vertical columns, longitudinal beams are connected between adjacent vertical columns in the same row of vertical columns, the cable truss flexible photovoltaic support also comprises a transversely arranged assembly mounting cable, the assembly mounting cable is positioned between the two rows of vertical columns, the end part of the assembly mounting cable is connected with the longitudinal beams, and the assembly mounting cable comprises an upper cable and a lower cable; the bearing cable is positioned below the component mounting cable; the photovoltaic component comprises a photovoltaic component, a component mounting cable, a bearing cable, a plurality of triangular support structure groups and a plurality of supporting rods, wherein the component mounting cable and the bearing cable are connected with each other below a mounting position of the photovoltaic component, each triangular support structure group comprises two or more triangular support structures, each triangular support structure comprises two supporting rods connected with each other, each upper cable, each lower cable and each bearing cable, the two or more triangular support structures use the bearing cables as intersection points, and included angles are formed between the two or more triangular support structures in the vertical direction.

Furthermore, the triangular support structure group comprises two triangular support structures which form a double triangular cable truss structure, and the two triangular support structures form a certain angle with the vertical direction and are symmetrical in the vertical direction.

Furthermore, the two triangular support structures form an included angle of 30-45 degrees with the vertical direction.

Furthermore, the triangular support structure group comprises three triangular support structures to form a triple triangular cable truss structure, the middle triangular support structure is perpendicular to the horizontal direction, and the two triangular support structures on the two sides form a certain angle with the vertical direction and are symmetrical in the vertical direction.

Furthermore, the two triangular support structures on the two sides form an included angle of 30-45 degrees with the vertical direction.

Preferably, the brace bar is a rigid brace bar.

Further, the bearing cable extends in the same direction as the component mounting cable.

Preferably, both ends of the bearing cable are connected to the longitudinal beam.

Further, the bearing cable extends in a direction perpendicular to the component mounting cable.

Preferably, the assembly mounting cable and the bearing cable are both steel strands.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a cable truss flexible photovoltaic support, set up bearing cable, the A-frame structure group formed between bearing cable and the assembly erection cable below the assembly erection cable, make the vertical load of photovoltaic module can transmit to the bearing cable through the rigid brace rod of A-frame structure group, thus can solve the problem that the array plane deflection of the existing photovoltaic system is too big, wind resistance is poor; the negative wind resistance is enhanced, the vortex vibration resistance is enhanced, and the stability of the photovoltaic system is greatly improved.

Drawings

To more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

Fig. 1 is a schematic structural view of a typical flexible photovoltaic support of the prior art;

fig. 2 is a schematic structural diagram of an embodiment of the present invention;

FIG. 3 is a front view of FIG. 2;

fig. 4 is a schematic structural diagram of another embodiment of the present invention;

fig. 5 is a front view of fig. 4.

Reference numerals are as follows: 1-component mounting cables, 2-upright columns, 3-longitudinal beams, 4-bearing cables, 5-photovoltaic components and 6-support rods.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, as generally described and illustrated in the figures herein, could be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

2-4, the cable truss flexible photovoltaic bracket comprises two rows of vertical columns 2 which are longitudinally arranged, longitudinal beams 3 are connected between adjacent vertical columns in the same row of vertical columns 2, and the cable truss flexible photovoltaic bracket also comprises a transversely arranged assembly mounting cable 1, wherein the assembly mounting cable 1 is positioned between the two rows of vertical columns 2, the end part of the assembly mounting cable 1 is connected with the longitudinal beams 3, and the assembly mounting cable 1 comprises an upper cable and a lower cable; the bearing cable 4 is positioned below the component mounting cable 1; under the installation position of the photovoltaic assembly, a plurality of triangular support structure groups are connected between the assembly installation cable 1 and the bearing cable 4, each triangular support structure group comprises two or more triangular support structures, each triangular support structure comprises an upper cable, a lower cable and a support rod 6 connected between every two bearing cables, and the two or more triangular support structures use the bearing cables as intersection points and have included angles in the vertical direction; preferably, the stay 6 is a rigid stay.

In one embodiment, as shown in fig. 2 and 3, the triangular support structure group comprises two triangular support structures which form a double triangular cable truss structure, and the two triangular support structures are at an angle to the vertical direction and are symmetrical in the vertical direction. Preferably, the two triangular support structures form an included angle of 30-45 degrees with the vertical direction.

In another preferred embodiment, as shown in fig. 4 and 5, the triangular support structure group comprises three triangular support structures to form a triple triangular cable truss structure, the middle triangular support structure is perpendicular to the horizontal direction, and two triangular support structures on two sides form an angle with the vertical direction and are symmetrical in the vertical direction; preferably, the two triangular support structures on the two sides form an included angle of 30-45 degrees with the vertical direction.

Preferably, the bearing cable 4 extends in the same direction as the component mounting cable 1, and both ends of the bearing cable are connected to the longitudinal beams. Or the direction of extension of the load bearing cable 4 is perpendicular to the component mounting cable 1.

Preferably, the assembly mounting cable and the load bearing cable are both steel strands.

The triangular support structure group in the utility model is not limited to two or three triangular support structures, and can be provided with more triangular support structures; the contained angle of triangle bearing structure and vertical direction is also not limited to 30 ~ 45, and any structure that changes the contained angle number of degrees all belongs to the utility model discloses an alternative scheme.

Of course, the present invention may have other embodiments, and those skilled in the art may make various corresponding changes and modifications according to the present invention without departing from the spirit and the essence of the present invention, and these corresponding changes and modifications should fall within the protection scope of the appended claims.

Claims

1. A cable truss flexible photovoltaic support comprises two rows of vertical columns (2) which are longitudinally arranged, longitudinal beams (3) are connected between adjacent vertical columns in the same row of vertical columns (2), the cable truss flexible photovoltaic support further comprises a transversely arranged assembly mounting cable (1), the assembly mounting cable (1) is located between the two rows of vertical columns (2), the end portion of the assembly mounting cable (1) is connected with the longitudinal beams (3), and the assembly mounting cable (1) comprises an upper cable and a lower cable; the bearing cable (4) is positioned below the component mounting cable (1); the method is characterized in that: the photovoltaic module comprises a photovoltaic module, wherein a plurality of triangular support structure groups are connected between a module mounting cable (1) and a bearing cable (4) below the mounting position of the photovoltaic module, each triangular support structure group comprises two or more triangular support structures, each triangular support structure comprises an upper cable, a lower cable and a support rod (6) connected between every two bearing cables, and the two or more triangular support structures use the bearing cable as a crossing point and have an included angle in the vertical direction.

2. The cable truss flexible photovoltaic mount of claim 1, wherein: the triangular support structure group comprises two triangular support structures which form a double triangular cable truss structure, and the two triangular support structures form a certain angle with the vertical direction and are symmetrical in the vertical direction.

3. The cable-truss flexible photovoltaic mount of claim 2, wherein: and the two triangular support structures form an included angle of 30-45 degrees with the vertical direction.

4. The cable truss flexible photovoltaic mount of claim 1, wherein: the triangular support structure group comprises three triangular support structures to form a triple triangular cable truss structure, the middle triangular support structure is perpendicular to the horizontal direction, and the two triangular support structures on the two sides form a certain angle with the vertical direction and are symmetrical in the vertical direction.

5. The cable-truss flexible photovoltaic mount of claim 4, wherein: the two triangular support structures on the two sides form an included angle of 30-45 degrees with the vertical direction.

6. The cable truss flexible photovoltaic mount of claim 1, wherein: the stay bar (6) is a rigid stay bar.

7. The cable-truss flexible photovoltaic mount of claim 1, wherein: the extension direction of the bearing cable (4) is the same as that of the component mounting cable (1).

8. The cable-truss flexible photovoltaic mount of claim 7, wherein: and two ends of the bearing cable are connected to the longitudinal beam.

9. The cable-truss flexible photovoltaic mount of claim 1, wherein: the extension direction of the bearing cable (4) is vertical to the component mounting cable (1).

10. The cable-truss flexible photovoltaic mount of claim 1, wherein: the component mounting cable and the bearing cable are steel strands.