CN214756151U

CN214756151U - Flexible photovoltaic support of big span of prestressing force

Info

Publication number: CN214756151U
Application number: CN202120906314.3U
Authority: CN
Inventors: 潘浙锋; 何春涛; 吴京
Original assignee: Nanjing Guangxiang New Energy Technology Co ltd
Current assignee: Nanjing Guangxiang New Energy Technology Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-11-16
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a prestressed large-span flexible photovoltaic support, which comprises at least two fixing frames, wherein steel stranded wires are arranged on the fixing frames in a traction manner and are used for placing a photovoltaic module matrix; a stabilizing part is arranged between two adjacent fixing frames; the upper end of the stabilizing part is connected with the steel strand between the two fixing frames, and the stabilizing part is provided with two lower end points which are respectively arranged at the two fixing frame sides and fixedly connected with the corresponding fixing frame or the ground where the fixing frame is located. Through the design of stabilizing the part, strengthened steel strand wires and mount contact, effectively overcome the harmful effects that updraft caused under the strong wind condition, strengthened whole photovoltaic system's stability.

Description

Flexible photovoltaic support of big span of prestressing force

Technical Field

The utility model relates to a photovoltaic power generation engineering technical field especially relates to a flexible photovoltaic support of big span of prestressing force.

Background

With the popularization of photovoltaic power generation, how to build a photovoltaic system on a limited area, reasonably utilize the existing building area, save the building area and become the distribution trend of photovoltaic power generation at present. In present photovoltaic power generation work progress, be restricted in the place, need construct the photovoltaic support of big span, as shown in fig. 1, present construction method is: the two ends of the large span are provided with fixing frames D1, D2, D3 and D4, a plurality of steel strands S2 are arranged among the fixing frames D1, D2, D3 and D4 in a traction mode, and the photovoltaic modules S1 are placed on the steel strands S2 in a matrix mode. Because the span between two mounts is big, can add support frame S3 between two mounts, strengthen the stability of whole photovoltaic support. At present, the ground anchor needs to be tied to the installation of support frame on ground, and some occasions such as effluent water sump do not allow to tie the ground anchor, cause like this under some strong wind circumstances, the air can form updraft, causes adverse effect to photovoltaic support's stability.

Disclosure of Invention

For overcoming the shortcoming, the utility model discloses a to the structural design of whole photovoltaic support, make its stability that strengthens photovoltaic support under the condition that need not beat the earth anchor.

In order to achieve the above purpose, the utility model discloses a technical scheme is: a prestressed large-span flexible photovoltaic support comprises at least two fixing frames, wherein steel strands are arranged on the fixing frames in a traction manner and used for photovoltaic module matrix placement; a stabilizing part is arranged between two adjacent fixing frames; the upper end of the stabilizing part is connected with the steel strand between the two fixing frames, and the stabilizing part is provided with two lower end points which are respectively arranged at the two fixing frame sides and fixedly connected with the corresponding fixing frame or the ground where the fixing frame is located.

The first structure of the stabilizing member is as follows: the stabilizing component comprises a stabilizing cable with an arch structure, the upper end of the stabilizing cable and the two waist parts of the stabilizing cable are respectively provided with a connecting piece, and the connecting pieces are connected with steel strands; and two ends of the stabilizing cable are respectively fixed on the corresponding fixing frames.

The second structure of the stabilizing member is as follows: the stabilizing part comprises a straightened stabilizing cable I, a stabilizing cable II and a hanging hammer for providing gravity, wherein the upper end of the stabilizing cable I is connected with the steel strand, and the lower end of the stabilizing cable I is fixed on a fixed frame or the ground where the fixed frame is located; the upper end of the stabilizing cable II is connected with the steel strand, and the lower end of the stabilizing cable II is fixed on another fixing frame or the ground where the fixing frame is located; the hanging hammer is positioned between the stabilizing rope I and the stabilizing rope II, and the hanging wire on the hanging hammer is arranged on the steel strand.

Further, the center of the steel strand above the stabilizing part is respectively connected with the upper end of the stabilizing rope I, the upper end of the stabilizing rope II and a suspension wire of the suspension hammer.

Compared with the prior art, the utility model discloses a design of stabilizing the part has strengthened steel strand wires and mount contact, has effectively overcome the harmful effects that updraft caused under the strong wind condition, has strengthened whole photovoltaic system's stability.

Drawings

Fig. 1 is a schematic structural diagram of a photovoltaic support in the prior art.

Fig. 2 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 3 is a partially enlarged view of fig. 2.

Fig. 4 is a schematic structural diagram of embodiment 2 of the present invention.

Fig. 5 is a partially enlarged view of fig. 4.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Example 1

Referring to fig. 2, the prestressed large-span flexible photovoltaic bracket comprises fixed frames D1, D2, D3 and D4, wherein a plurality of steel strands S2 are drawn among the fixed frames D1, D2, D3 and D4, and a photovoltaic module S1 matrix is placed on the steel strands S2; stay cables S4 are arranged on the fixing seats D1 and D4 at the two ends, and the placing direction of the stay cables S4 corresponds to the steel strand S2.

In this embodiment, the fixed frame D1 and the fixed frame D2 have a large span, and the fixed frame D3 and the fixed frame D4 have a large span. Taking the large span where the fixing frame D1 and the fixing frame D2 are located as an example, as shown in fig. 3, a stabilizing part is arranged between the fixing frames D1 and D2, the stabilizing part includes a stabilizing cable 1 with an arch structure, two ends of the stabilizing cable 1 are fixed on the fixing frame D1 and the fixing frame D2, the stabilizing cable 1 is located below the steel strand S2 and the photovoltaic module S1, three linking members 2 are arranged between the stabilizing cable 1 and the steel strand S2 and respectively located at the uppermost end and two waist portions of the stabilizing cable 1 with the arch structure, one end of each linking member 2 is connected with the stabilizing cable 1, and the other end of each linking member is connected with the steel strand S2.

The embodiment uses the stabilizing cable as a link, strengthens the connection between the steel strand and the fixing frame, effectively overcomes the adverse effect caused by the ascending airflow under the condition of strong wind, and enhances the stability of the whole photovoltaic system.

Example 2

Referring to fig. 4, the prestressed large-span flexible photovoltaic bracket comprises fixed frames D1, D2, D3 and D4, wherein a plurality of steel strands S2 are drawn among the fixed frames D1, D2, D3 and D4, and a photovoltaic module S1 matrix is placed on the steel strands S2; stay cables S4 are arranged on the fixing seats D1 and D4 at the two ends, and the placing direction of the stay cables S4 corresponds to the steel strand S2.

In this embodiment, the fixed frame D1 and the fixed frame D2 have a large span, and the fixed frame D3 and the fixed frame D4 have a large span. Taking the large span of the fixed frame D1 and the fixed frame D2 as an example, as shown in fig. 5, a stabilizing part is arranged between the fixed frames D1 and D2, the stabilizing part comprises a stabilizing cable i 3, a stabilizing cable ii 4 and a hanging hammer 5, the upper end of the stabilizing cable i 3 is connected with the steel strand, and the lower end is fixed on the fixed frame D1 or the ground; the upper end of the stabilizing cable II 4 is connected with the steel strand, and the lower end of the stabilizing cable II is fixed on the fixed frame D1 or the ground; the upper ends of the stabilizing cables I3 and II 4 are converged on the steel strand at the center between the fixed frame D1 and the fixed frame D2, and the position where the suspension wire of the suspension hammer 5 is installed on the steel strand is also located.

Through the structure, a triangular structure is formed among the stabilizing cable I3, the fixing frame D1 and the steel strand, a triangular structure is formed among the stabilizing cable II 4, the fixing frame D2 and the steel strand, and the gravity support provided by the hanging hammer 5 is matched, so that adverse effects caused by updraft under the condition of strong wind can be well overcome, and the stability of the whole photovoltaic system is enhanced.

By adopting the photovoltaic supporting structure in the mode, the supporting component is formed in the pond in a cast-in-place mode, and the problem that the bottom of the pond cannot effectively and stably support the photovoltaic supporting column due to unevenness is solved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. A prestressed large-span flexible photovoltaic support comprises at least two fixing frames, wherein steel strands are arranged on the fixing frames in a traction manner and used for photovoltaic module matrix placement; the method is characterized in that: a stabilizing part is arranged between two adjacent fixing frames; the upper end of the stabilizing part is connected with the steel strand between the two fixing frames, and the stabilizing part is provided with two lower end points which are respectively arranged at the two fixing frame sides and fixedly connected with the corresponding fixing frame or the ground where the fixing frame is located.

2. The pre-stressed large-span flexible photovoltaic support of claim 1, wherein: the stabilizing component comprises a stabilizing cable with an arch structure, the upper end of the stabilizing cable and the two waist parts of the stabilizing cable are respectively provided with a connecting piece, and the connecting pieces are connected with steel strands; and two ends of the stabilizing cable are respectively fixed on the corresponding fixing frames.

3. The pre-stressed large-span flexible photovoltaic support of claim 1, wherein: the stabilizing part comprises a straightened stabilizing cable I, a stabilizing cable II and a hanging hammer for providing gravity, wherein the upper end of the stabilizing cable I is connected with the steel strand, and the lower end of the stabilizing cable I is fixed on a fixed frame or the ground where the fixed frame is located; the upper end of the stabilizing cable II is connected with the steel strand, and the lower end of the stabilizing cable II is fixed on another fixing frame or the ground where the fixing frame is located; the hanging hammer is positioned between the stabilizing rope I and the stabilizing rope II, and the hanging wire on the hanging hammer is arranged on the steel strand.

4. The pre-stressed large-span flexible photovoltaic support of claim 3, wherein: and the center of the steel strand above the stabilizing part is respectively connected with the upper end of the stabilizing cable I, the upper end of the stabilizing cable II and a suspension wire of the suspension hammer.