CN220273599U - Swing column structure of flexible photovoltaic bracket - Google Patents

Abstract

The utility model relates to a swing column structure of a flexible photovoltaic bracket. The utility model is suitable for the technical field of photovoltaic power generation. The utility model aims to solve the technical problems that: a rocking column structure of a flexible photovoltaic bracket is provided. The technical scheme adopted by the utility model is as follows: the swing column structure of the flexible photovoltaic bracket is arranged below a pre-stress anchor cable of the flexible photovoltaic bracket and comprises a stand column, a cross beam and a stay cable, wherein the stand column is rotationally connected to a foundation structure, the cross beam is connected to the top of the stand column, and the stay cable is connected with the stand column and the ground or other foundation structures; the prestress anchor cable is orthogonal to the cross beam and is fixed on the cross beam through a connecting piece, and the rotation plane of the upright post is parallel to the prestress anchor cable.

Description

Swing column structure of flexible photovoltaic bracket

Technical Field

The utility model relates to the technical field of photovoltaic power generation, in particular to a swing column structure of a flexible photovoltaic bracket.

Background

The flexible photovoltaic support is used for supporting the photovoltaic module, is a large-span photovoltaic module supporting structure formed by connecting the end supports through the prestressed anchor cables, and can be widely applied to special terrains such as large-gradient mountain lands, forest lands and barren slopes which are not needed to be erected on the conventional fixed support. When the span of the flexible photovoltaic support is larger, if the related structural support is not adopted in the middle, the large-diameter pre-stressed anchor cable is required to be adopted, the wind resistance of the large-diameter pre-stressed anchor cable is weaker, the stress influence on the photovoltaic panel is larger, the hidden cracking of the panel is easy to cause, the stress of the end support can be greatly influenced, and even the arrangement of the whole flexible photovoltaic support can be influenced.

Disclosure of Invention

The utility model aims to overcome the defects in the background art and provide the swing column structure of the flexible photovoltaic bracket, which is used for supporting the prestressed anchor cable of the large-span flexible photovoltaic bracket, improving the stress condition and reducing the influence on the photovoltaic panel and the end bracket.

The technical scheme adopted by the utility model is as follows: the swing column structure of the flexible photovoltaic bracket is arranged below a pre-stress anchor cable of the flexible photovoltaic bracket and comprises a stand column, a cross beam and a stay cable, wherein the stand column is rotationally connected to a foundation structure, the cross beam is connected to the top of the stand column, and the stay cable is connected with the stand column and the ground or other foundation structures; the prestress anchor cable is orthogonal to the cross beam and is fixed on the cross beam through a connecting piece, and the rotation plane of the upright post is parallel to the prestress anchor cable.

Preferably, both ends of the cross beam are connected with the upright posts through diagonal braces.

Preferably, the upper end of the diagonal brace and the two ends of the cross beam are respectively provided with a waist round hole, and the waist round holes of the diagonal brace are aligned with the waist round holes of the cross beam and then penetrate into the fastener to realize connection.

Preferably, the lower end of the diagonal brace is connected with the upright post through a hoop, positioning holes are formed in the hoop, positioning holes with different heights are formed in the upright post, and the positioning holes in the hoop are aligned with the positioning holes in the upright post and then penetrate into the positioning pins for positioning.

Preferably, the upper end of the stay cable is connected with the upright post through the anchor ear, the anchor ear is positioned on the upright post, the stay cable is directly connected with the anchor ear, or the stay cable is connected with the anchor ear through the UT connecting piece.

Preferably, the lower end of the stay cable is connected with the rest of the foundation structure through a hoop or is directly connected with the ground through an anchoring piece.

Preferably, the stay cable and the cross beam are in the same plane.

Preferably, a certain included angle is formed between the cross beam and the horizontal plane.

Preferably, the flexible photovoltaic bracket is provided with a plurality of swing column structures, at least two swing column structures are in a group, and the upright posts of the same group of swing column structures are connected through transverse connecting rods.

Preferably, the stay cables of adjacent upright posts of the same group of swing post structures are cross-oppositely pulled into an X shape.

The utility model has the following beneficial effects: the utility model can become a supporting point of the prestressed anchor cable, when bearing wind load, the lower part of the upright post is rotationally connected with the foundation structure, so that the upright post can swing in a certain amplitude, the influence of most wind load on the end bracket and the whole flexible photovoltaic bracket can be counteracted, the stress condition of the end bracket and the whole flexible photovoltaic bracket can be effectively improved, and the hidden cracking risk of the panel can be reduced. The utility model can be applied to places with larger spans of the flexible photovoltaic brackets, does not need to use a large-diameter pre-stressed anchor cable, and can reduce the cost to a certain extent.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic illustration of the connection of the pre-stressed anchor cable to the cross beam.

Fig. 3 is a schematic view of a set of rocking column structures.

The drawings are as follows: the device comprises a prestressed anchor cable 1, a cross beam 2, inclined struts 3, anchor ears 4, upright posts 5, supporting seats 6, pin shafts 7, pull lugs 8, UT connecting pieces 9, U-shaped buckles 10, stay cables 11, a base structure 12, U-shaped connecting buckles 13 and connecting rods 14.

Detailed Description

The objects, technical solutions and advantages of the present utility model will be further described with reference to the accompanying drawings and examples, but the present utility model is not limited to the following examples, for the purpose of making the objects, technical solutions and advantages of the present utility model more clearly understood by those skilled in the art.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model.

As shown in fig. 1, the swing post structure of the flexible photovoltaic bracket provided in this embodiment is disposed below a prestressed anchor cable 1 of the flexible photovoltaic bracket, and is used for supporting a prestressed cable suspended between two end brackets. The swing column structure comprises a column 5 which is rotatably connected to a foundation structure 12 through a support 6 and a pin 7, a cross beam 2 which is fixedly connected to the top of the column 5, and a stay cable 11 which connects the column 5 with the ground or other foundation structures 12. The foundation structure 12 is poured on ground contact, the support 6 is fixed on the top of the foundation structure 12, and the bottom end of the upright post 5 is hinged with the support 6 through the pin shaft 7, so that the upright post 5 can rotate. The pin shafts 7 are arranged orthogonally to the pre-stressed anchor cable 1, so that the rotation plane of the upright 5 is parallel to the pre-stressed anchor cable 1. As shown in fig. 1 and 2, the pre-stressed anchor cable 1 is orthogonal to the cross beam 2 and is fixed on the cross beam 2 through a U-shaped connecting buckle 13, the U-shaped connecting buckle is reversely buckled on the cross beam 2, two ends of the pre-stressed anchor cable 1 are connected with the cross beam 2 through bolts, and the pre-stressed anchor cable 1 penetrates through an arch part in the middle of the U-shaped connecting buckle 13. Each beam 2 supports two pre-stressed anchor cables 1, and as the photovoltaic panel is generally obliquely arranged, the two pre-stressed anchor cables 1 are directly high and low, so that a certain included angle is formed between the beam 2 and the horizontal plane, and the included angle is determined according to the actual condition of engineering, for example, the included angle of 5 degrees can be adopted.

As shown in fig. 1, two ends of the cross beam 2 are connected with the upright post 5 through the diagonal braces 3 to form a stable triangle. The upper end of the diagonal brace 3 and the two ends of the cross beam 2 are respectively provided with a waist round hole, the waist round holes of the diagonal brace 3 are aligned with the waist round holes of the cross beam 2 and then penetrate into the fasteners to realize connection, and the angle of the support can be conveniently adjusted in a certain range through the arrangement of the waist round holes. The lower extreme of bracing 3 is connected through staple bolt 4 between stand 5, has seted up the locating hole on the staple bolt 4, has seted up a plurality of not locating holes of co-altitude on the stand 5, penetrates the locating pin after the locating hole on the staple bolt 4 aligns with the locating hole on the stand 5 and fixes a position, and the setting of locating hole can conveniently adjust the height of staple bolt 4, adapts to bracing 3 and crossbeam 2 of different length.

The upper end of the stay cable 11 is connected with the upright 5 through the anchor ear 4, the stay cable 11 is directly connected with the connecting lug of the anchor ear 4, or as shown in fig. 1, the end part of the stay cable 11 is bent to form a ring connected with the UT connecting piece 9, the end part of the stay cable 11 is locked on the stay cable 11 through a U-shaped buckle 10, and the other end of the UT connecting piece 9 is connected with the anchor ear 4 through a pull lug 8. Similarly, the lower end of the stay cable 11 is connected with the rest of the foundation structure 12 through the anchor ear 4 or directly connected with the ground through an anchor piece. The stay 11 is typically in the same plane as the cross member 2.

In general, a flexible photovoltaic support has a plurality of rows of photovoltaic panels, so there are pre-stressed anchor cables 1 arranged side by side, as shown in fig. 3, in this embodiment, the flexible photovoltaic support may be provided with a plurality of rocking column structures, two rocking column structures are a group, and the columns 5 of the same group of rocking column structures are connected by transverse links 14 (the transverse links 14 may be connected to the anchor ears 4 of the columns 5). The stay cables 11 of adjacent columns 5 of the same group of swing post structures are cross-drawn in an X-shape, i.e. the lower end of the stay cable 11 of each swing post structure is fixed to the base structure 12 of the other swing post structure.

According to the utility model, the pre-stress inhaul cables are supported by the upright posts 5 and the cross beams 2, the adjacent swing post structures are integrated by the connecting rods 14 and the stay cables 11, so that the overall bearing capacity is improved, the span of the flexible photovoltaic bracket is improved, when bearing wind load, the upright posts 5 can swing within a certain range, the tension of the pre-stress anchor cables 1 is released, the influence on the photovoltaic panel is reduced, and the hidden crack phenomenon of the photovoltaic panel is reduced.

The foregoing description is only of the preferred embodiments of the present utility model, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. A swing post structure of flexible photovoltaic support, its characterized in that: the swing column structure is arranged below a pre-stress anchor cable (1) of the flexible photovoltaic bracket and comprises an upright post (5) rotationally connected to a foundation structure (12), a cross beam (2) connected to the top of the upright post (5) and a stay cable (11) for connecting the upright post (5) with the ground or other foundation structures (12); the pre-stressed anchor cable (1) is orthogonal to the cross beam (2) and is fixed on the cross beam (2) through a connecting piece, and the rotation plane of the upright post (5) is parallel to the pre-stressed anchor cable (1).

2. The rocking column structure of a flexible photovoltaic bracket of claim 1, wherein: both ends of the cross beam (2) are connected with the upright posts (5) through diagonal braces (3).

3. The rocking column structure of a flexible photovoltaic bracket of claim 2, wherein: waist round holes are formed in the upper end of the diagonal brace (3) and the two ends of the cross beam (2), and the waist round holes of the diagonal brace (3) are aligned with the waist round holes of the cross beam (2) and then penetrate into fasteners to achieve connection.

4. The rocking column structure of a flexible photovoltaic bracket of claim 2, wherein: the lower end of the diagonal bracing (3) is connected with the upright post (5) through the anchor ear (4), positioning holes are formed in the anchor ear (4), positioning holes with different heights are formed in the upright post (5), and the positioning holes in the anchor ear (4) are aligned with the positioning holes in the upright post (5) and then penetrate into the positioning pins for positioning.

5. The rocking column structure of a flexible photovoltaic bracket of claim 1, wherein: the upper end of the stay cable (11) is connected with the upright post (5) through the anchor ear (4), the anchor ear (4) is positioned on the upright post (5), the stay cable (11) is directly connected with the anchor ear (4), or the stay cable (11) is connected with the anchor ear (4) through the UT connecting piece (9).

6. The rocking column structure of a flexible photovoltaic bracket of claim 1, wherein: the lower end of the stay cable (11) is connected with the rest of the foundation structure (12) through the anchor ear (4) or is directly connected with the ground through an anchor piece.

7. The rocking column structure of a flexible photovoltaic bracket of claim 1, wherein: the stay cable (11) and the cross beam (2) are positioned in the same plane.

8. The rocking column structure of a flexible photovoltaic bracket of claim 1, wherein: an included angle is formed between the cross beam (2) and the horizontal plane.

9. The rocking column structure of a flexible photovoltaic support of any one of claims 1 to 8, wherein: the flexible photovoltaic bracket is provided with a plurality of swing column structures, at least two swing column structures are in a group, and the upright posts (5) of the same group of swing column structures are connected through transverse connecting rods (14).

10. The rocking column structure of a flexible photovoltaic bracket of claim 9, wherein: stay cables (11) of adjacent upright posts (5) of the same group of swing post structures are crossed and oppositely pulled into an X shape.