CN114400958A

CN114400958A - Solar bracket system

Info

Publication number: CN114400958A
Application number: CN202210115777.7A
Authority: CN
Inventors: 李永习; 陈明桃; 李燕; 孙秀萍
Original assignee: Sichuan Zhongtian Qiyuan Construction Co ltd
Current assignee: Sichuan Zhongtian Qiyuan Construction Co ltd
Priority date: 2022-02-07
Filing date: 2022-02-07
Publication date: 2022-04-26

Abstract

The invention belongs to the technical field of photovoltaic supports, and particularly relates to a solar support system which comprises an end steel beam, a steel cable component, a solar panel, a support rod, a steel pull rod and the like; the steel cable assemblies are connected between two end steel beams which are parallel to each other; each group of steel cable components comprises two component cables and a bearing cable; a plurality of solar panels are arranged on the two component cables; the bearing cable is positioned below the solar panel, and the bearing cable and the component cables as well as the two component cables are respectively connected and supported through the supporting rods. The solar panel adopts the structural design of the supporting rods, so that the assembly cables and the bearing cables of the same group of steel cable assemblies are supported by the triangular supporting rods, and the supporting strength and the stability are improved; the adjacent steel cable assemblies are connected through the supporting rods, and integrity and stability are further improved.

Description

Solar bracket system

Technical Field

The invention belongs to the technical field of photovoltaic supports, and particularly relates to a solar support system.

Background

Photovoltaic power generation is a technology for directly converting light energy into electric energy by using the photovoltaic effect of a semiconductor interface, and directly converts solar radiation energy into electric energy. In order to ensure the support of the solar photovoltaic module, a photovoltaic support structure is often used, and the photovoltaic support is a support for supporting a solar panel in a solar photovoltaic power generation system. Traditional photovoltaic support is the rigid support, and photovoltaic module installs the range to photovoltaic support according to the array.

In order to simplify the ground structure of the photovoltaic support, the steel strand is adopted to support the photovoltaic assembly in the prior art, and the steel strand is utilized to form the support, so that the large-span installation is realized, unfavorable geographical factors such as mountain fluctuation and higher vegetation are avoided, the installation range of the photovoltaic system is widened, and the installation cost is reduced. The support bears the gravity of the photovoltaic module completely by the steel strand, and causes more burden to the supporting upright columns and the cross beams at two ends of the steel strand due to the influence of factors such as self weight, wind pressure and snow pressure.

The existing photovoltaic support is often small in span, large in deflection, large in cable internal force, easy to destabilize under the action of negative wind, large in deformation and short in service life and high in maintenance cost, and components are overturned.

Disclosure of Invention

In order to solve the problems that the existing photovoltaic support is often small in span, large in deflection, large in cable internal force, easy to destabilize under the action of negative wind, the assembly overturns and deforms greatly, the scheme provides a solar support system.

The technical scheme adopted by the invention is as follows:

a solar rack system comprises end steel beams, a steel cable component, a solar panel and a support rod; the steel cable assemblies are connected between two end steel beams which are parallel to each other; each group of steel cable components comprises two component cables and a bearing cable; a plurality of solar panels are arranged on the two component cables; the bearing cable is positioned below the solar panel, and the bearing cable and the component cables as well as the two component cables are respectively connected and supported through the supporting rods.

Optionally: a supporting rod is respectively connected between the two component cables and the bearing cable of the same steel cable component, and the three supporting rods form three sides of a triangle.

Optionally: and a support rod is also connected between the adjacent steel cable assemblies, one end of the support rod is connected with the bearing cable, and the other end of the support rod is connected with the assembly cables of the adjacent steel cable assemblies.

Optionally: and a support rod is also connected between the adjacent steel cable assemblies, one end of the support rod is connected with the bearing cable, and the other end of the support rod is connected with the bearing cable of the adjacent steel cable assembly.

Optionally: and a support rod is also connected between the adjacent steel cable assemblies, one end of the support rod is connected with the assembly cable, and the other end of the support rod is connected with the assembly cable of the adjacent steel cable assembly.

Optionally: be provided with the bolt hole on solar panel's frame, solar panel links to each other with the subassembly cable through the bolt with bolt hole complex.

Optionally: the end part of the support rod is provided with a steel cable connecting piece, and the support rod is connected with the component cable or the bearing cable through the steel cable connecting piece.

Optionally: the end steel beam is connected to the upper end of a vertical supporting upright post; the two component cables are respectively a first component cable and a second component cable; the first module cable has a higher level than the second module cable.

Optionally: a plurality of middle steel beams are arranged between the two end steel beams; the middle steel beam is connected to the upper end of one support upright and is at the same horizontal height with the end steel beam; the intermediate steel beam is I-shaped.

Optionally: the end part steel beam is I-shaped, one side of the end part steel beam is connected with a cable-stayed structure, and the cable-stayed structure comprises an anchor pile and a steel pull rod; the anchor pile is fixed on the ground; the anchor piles are connected with the end steel beams through steel pull rods; the oblique upper end of the steel pull rod is provided with a first U-shaped connecting piece and a connecting plate; the upper end and the lower end of the connecting plate are respectively connected to the upper flange and the lower flange of the end steel beam; the first U-shaped connecting piece is connected with the connecting plate; the oblique upper end of the steel pull rod is connected with the first U-shaped connecting piece; and a second U-shaped connecting piece is arranged at the inclined lower end of the steel pull rod, and the steel pull rod is connected with the anchor pile through the second U-shaped connecting piece.

Optionally: the anchor piles can be one or more; when one anchor pile is arranged, the second U-shaped connecting piece is connected with the anchor pile; when the anchor piles are multiple, the multiple anchor piles are connected with a longitudinal anchor seat together; the longitudinal anchor base is in a strip shape and is vertical to the I-shaped cross beam; two longitudinal anchor blocks which are parallel to each other are fixed on the ground through more than two anchor piles, and each longitudinal anchor block is connected with the steel beam at the end part through one steel pull rod.

The invention has the beneficial effects that: the structure of the scheme solves the problems that a solar panel support system is small in span, large in deflection, large in cable internal force, easy to destabilize under the action of negative wind, short in service life, high in maintenance cost and the like due to the fact that components turn over and large in deformation, and supporting rods connected in a triangular shape are adopted between component cables and bearing cables of the same group of steel cable components for supporting, so that supporting strength and stability are improved; the laying range of the solar panel in the length direction can be effectively prolonged through the structure of the middle steel beam; set up in this scheme and draw the structure to one side, adopted two steel pull rods to carry out taut in step to solar energy to guarantee pulling force equilibrium and stability.

Drawings

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.

FIG. 1 is a side view of the overall construction of the solar rack system of the present solution;

FIG. 2 is a diagram of a connection structure of a solar panel and a solar rack;

FIG. 3 is a connecting structure diagram of the intermediate steel beam with the component cables and the load bearing cables;

FIG. 4 is a structural view of a diagonal draw structure and end section steel beams;

figure 5 is a block diagram of a longitudinal anchorage and an anchorage.

Description of the drawings: 1-anchor pile; 101-longitudinal anchorage; 2-a steel pull rod; 21-a second U-shaped connector; 22-a first U-shaped connector; 23-a connecting plate; 3-end steel beams; 4-supporting the upright post; 5-a solar panel; 6-back connecting buckle; 7-a support bar; 8-an intermediate steel beam; 9-wire rope connections; 10-a first assembly cord; 11-a second assembly cord; 12-load bearing cable.

Example 1

As shown in fig. 1 to 4, the present embodiment designs a solar rack system, which includes an end steel beam 3, a steel cable assembly, a solar panel 5, and a support rod 7.

The end steel beams 3 are connected in the air by a support column 4, and the main function of the end steel beams 3 is to connect and support the wire assembly and the bearing wire 12.

A plurality of groups of steel cable assemblies are connected between the two end steel beams 3 which are parallel to each other, and each group of steel cable assembly comprises two assembly cables and a bearing cable 12; the two component cables are respectively a first component cable 10 and a second component cable 11; the two ends of the first assembly cable 10, the second assembly cable 11 and the bearing cable 12 are respectively connected to the corresponding end steel beams 3, wherein the first assembly cable 10 and the second assembly cable 11 are parallel to each other; the bearing cable 12 is positioned below the first assembly cable 10 and the second assembly cable 11, and the wiring directions of the first assembly cable 10, the second assembly cable 11 and the bearing cable 12 are the same.

A plurality of solar panels 5 are arranged on the assembly cable between the two end steel beams 3 in parallel, bolt holes are formed in the frames of the solar panels 5, and the solar panels 5 are connected with the assembly cable through bolts 6 matched with the bolt holes. The first module cable 10 is higher in level than the second module cable 11 so that the solar energy is also inclined.

The bearing ropes 12 of the same group of steel rope assemblies or the adjacent group of steel rope assemblies are respectively connected and supported by the supporting rods 7. Specifically, a supporting rod 7 is respectively connected between two component cables and a bearing cable 12 of the same steel cable component, and the three supporting rods 7 form three sides of a triangle. Three corners of the triangle are respectively connected with a first assembly cable 10, a second assembly cable 11 and a bearing cable 12; the lower ends of the two support rods 7 are connected with the bearing cable 12, and the upper ends of the two support rods 7 are connected with the first assembly cable 10 and the second assembly cable 11 respectively, so that the stability is improved. In addition, a support bar 7 is connected between the adjacent wire rope assemblies, one end of the support bar 7 is connected with the bearing rope 12 of one group of wire rope assemblies, and the other end of the support bar 7 is connected with the assembly rope of the other adjacent group of wire rope assemblies. The end part of the support rod 7 is provided with a steel cable connecting piece 9, the support rod 7 is connected with an assembly cable or a bearing cable 12 through the steel cable connecting piece 9, and the steel cable connecting piece 9 can improve the stability of two adjacent groups of steel cable assemblies.

On the basis of the structure, a plurality of middle steel beams 8 are arranged between the two end steel beams 3; the middle steel beam 8 is connected to the upper end of one support upright post 4 and is at the same horizontal height with the end steel beam 3; the middle steel beam 8 is I-shaped, the top surface of an upper wing plate of the middle steel beam 8 is fixedly connected with the first assembly cable, the bottom surface of a lower wing plate of the middle steel beam 8 is fixedly connected with the second assembly cable, and two sides of a web plate of the middle steel beam 8 are respectively and fixedly connected with corresponding bearing cables.

Example 2

As shown in fig. 1 to 2, in addition to the structure of the above embodiment, in order to enhance the stability of the photovoltaic bracket by using the cable-stayed structure, the service life of the solar photovoltaic bracket is increased.

One side of the end part steel beam 3 is connected with a cable-stayed structure, and the cable-stayed structure comprises an anchor pile 1 and a steel pull rod 2; the steel pull rod 2 is connected between the anchor pile 1 and the end steel beam 3. The number of the steel pull rods 2 is two, and each steel pull rod 2 is correspondingly connected with one anchor pile 1.

The end part steel beam 3 is I-shaped, the lower part of the end part steel beam 3 is erected on the ground through a support upright post 4, the lower end of the support upright post 4 is connected to a concrete pile buried under the ground, and the upper end of the support upright post 4 is fixedly connected with the lower flange plate of the end part steel beam 3. The anchor piles 1 are connected with the end steel beams 3 through two steel pull rods 2 which are parallel to each other. Utilize two steel pull rods 2 to carry out taut in step to the both ends of end girder steel 3, improve solar rack's stability.

A second U-shaped connecting piece 21 is arranged at the inclined lower end of the steel pull rod 2 and the second U-shaped connecting piece 21 can be connected with an anchor pile. In another embodiment, as shown in fig. 5, there may be one or more anchor piles; when one anchor pile is used, the second U-shaped connecting piece (21) is connected with the anchor pile; when the anchor piles are multiple, the multiple anchor piles are connected with a longitudinal anchor seat 101; the longitudinal anchor block 101 is in a strip shape and is perpendicular to the I-shaped cross beam; two longitudinal anchorages 101 parallel to each other are fixed on the ground through more than two anchor piles 1, and each longitudinal anchorage 101 is connected with an end steel beam 3 through a steel pull rod 2.

The oblique upper end of the steel pull rod 2 is provided with a first U-shaped connecting piece 22 and a connecting plate 23; in addition, the upper end and the lower end of the connecting plate 23 are respectively connected to the upper flange and the lower flange of the end steel beam, and the first U-shaped connecting piece 22 is rotatably connected with the connecting plate 23, so that the shearing force formed between the first U-shaped connecting piece 22 and the connecting plate 23 is reduced, and the service life and the universality of the two parts are improved. The oblique upper end of the steel pull rod 2 is fixedly connected with a first U-shaped connecting piece 22.

The foregoing examples are provided for clarity of illustration only and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are intended to be within the scope of the invention.

Claims

1. A solar rack system, characterized by: comprises an end steel beam (3), a steel cable component, a solar panel (5) and a support rod (7); the steel cable assemblies are connected between two end steel beams (3) which are parallel to each other; each group of steel cable components comprises two component cables and a bearing cable (12); a plurality of solar panels (5) are arranged on the two component cables; the bearing cable (12) is positioned below the solar panel (5), and the bearing cable (12) and the component cables as well as the two component cables are respectively connected and supported through the support rod (7).

2. The solar rack system of claim 1, wherein: a supporting rod (7) is respectively connected between two component cables and a bearing cable (12) of the same steel cable component, and the three supporting rods (7) form three sides of a triangle.

3. The solar rack system of claim 2, wherein: and a support rod (7) is also connected between the adjacent steel cable assemblies, one end of the support rod (7) is connected with the bearing cable (12), and the other end of the support rod (7) is connected with the assembly cables of the adjacent steel cable assemblies.

4. The solar rack system of claim 3, wherein: the frame of the solar panel (5) is provided with bolt holes, and the solar panel (5) is connected with the component cable through bolts (6) matched with the bolt holes.

5. The solar rack system of claim 4, wherein: the end part of the support rod (7) is provided with a steel cable connecting piece (9), and the support rod (7) is connected with an assembly cable or a bearing cable (12) through the steel cable connecting piece (9).

6. The solar rack system of any one of claims 1-4, wherein: the end steel beam (3) is connected to the upper end of a vertical supporting upright post (4); the two component cables are respectively a first component cable (10) and a second component cable (11); the first module cable (10) is higher in level than the second module cable (11).

7. The solar rack system of claim 6, wherein: a plurality of middle steel beams (8) are arranged between the two end steel beams (3); the middle steel beam (8) is connected to the upper end of one supporting upright post (4) and is at the same horizontal height with the end steel beam (3); the intermediate steel beam (8) is I-shaped.

8. The solar rack system of claim 1, wherein: the end part steel beam (3) is I-shaped, one side of the end part steel beam (3) is connected with a cable-stayed structure, and the cable-stayed structure comprises an anchor pile (1) and a steel pull rod (2); the anchor pile (1) is fixed on the ground; the anchor piles are connected with the end steel beams (3) through steel pull rods (2); a first U-shaped connecting piece (22) and a connecting plate (23) are arranged at the oblique upper end of the steel pull rod (2); the upper end and the lower end of the connecting plate (23) are respectively connected to the upper flange and the lower flange of the end steel beam; the first U-shaped connecting piece (22) is connected with the connecting plate (23); the oblique upper end of the steel pull rod (2) is connected with a first U-shaped connecting piece (22); and a second U-shaped connecting piece (21) is arranged at the inclined lower end of the steel pull rod (2), and the steel pull rod (2) is connected with the anchor pile through the second U-shaped connecting piece (21).

9. The solar rack system of claim 8, wherein: the anchor piles can be one or more; when one anchor pile is used, the second U-shaped connecting piece (21) is connected with the anchor pile; when the anchor piles are multiple, the multiple anchor piles are connected with a longitudinal anchor seat together; the longitudinal anchor base is in a strip shape and is vertical to the I-shaped cross beam; two longitudinal anchor blocks which are parallel to each other are fixed on the ground through more than two anchor piles, and each longitudinal anchor block is connected with the steel beam at the end part through one steel pull rod.