Flexible support system of bidirectional cable net structure

Abstract

The utility model discloses a flexible support system of a two-way cable net structure, which comprises a plurality of single-row transverse stress systems and a plurality of longitudinal connecting systems, end vertical supports, end diagonal rods and end cross beams form end supports, two bearing cables are arranged on end steel frames and middle supports, the bearing cables are tensioned to obtain rigidity, and the end supports are connected with the middle supports. The two ends of the load-bearing cables are anchored on the end supports at the two ends respectively, upper structural force generated by tension of the load-bearing cables is transmitted to a foundation through the end inclined rods, a transverse stress system is formed, the spatial height of the two load-bearing cables is adjusted, and the installation requirements of inclination angles of different photovoltaic modules are met. A longitudinal steel cable is arranged in the vertical direction of the bearing cable, the longitudinal steel cable is tensioned and anchored on a longitudinal connecting system support, and structural force generated by the upper longitudinal connecting system is transmitted to a foundation through a longitudinal connecting system pull rod to form a longitudinal connecting system; the transverse bearing cables and the longitudinal steel cables are locked through fasteners, and a flexible support system of a two-way cable net structure is formed.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic components, in particular to a flexible bracket system with a bidirectional cable net structure. Background Art

[0002] In recent years, China's photovoltaic industry has developed rapidly, and there are many types of mounting brackets, but most of them are still fixed. The installation is greatly affected by the site. It is almost impossible to install in some unfavorable terrains such as gullies, ditches, and hillsides. However, my country is a country with a large population and limited land, and land resources are particularly precious. In order to better protect arable land and improve land utilization, a flexible bracket system with a two-way cable net structure is proposed to solve the problem of installing photovoltaic modules on unfavorable terrains such as gullies, ditches, and hillsides. This system can also be used for forest-light complementation and fish-light complementation projects.

[0003] The applicant's prior utility model application, application number: 202120779593.1, application date: 2021-04-16, named A stabilization system for a flexible support, discloses a stabilization system for a flexible support, including: a flexible support, formed by a plurality of groups of support units arranged horizontally in parallel, each group of support units including a first steel strand and a second steel strand parallel to each other, the second steel strand being higher than the first steel strand; a longitudinal connecting rod, the longitudinal connecting rod being provided with connecting units corresponding to each group of support units, the longitudinal connecting rod being connected to the first steel strand and the second steel strand of the corresponding support unit through the connecting unit, so as to connect each group of support units into a unified force-bearing structure.

[0004] Another utility model application previously filed by the applicant, application number: 202022305503.3, application date: 2020.10.16, named A stress-adjustable cable net structure photovoltaic support system: A stress-adjustable cable net structure photovoltaic support system, including a base mechanism, a support force mechanism and a stabilization mechanism, the base mechanism including an anti-pullout column, a base and embedded anchor bolts, the front of the anti-pullout column is connected to the back of the base, the support force mechanism includes an end steel frame, an intermediate steel frame, prestressed steel strands, a steel wire rope, a tensioning anchor and an I-beam short column, the end steel frame is screwed to the front of the base through embedded anchor bolts, and the end A tensioning anchor is installed on the front of the steel frame, the steel wire rope 1 is connected to the supporting steel frame, the top and bottom of the supporting steel frame are connected to the end steel frames, the I-beam short column is connected to the middle steel frame through an elastic device, the prestressed steel strand is connected to the tensioning anchor and the I-beam short column, the front of the prestressed steel strand is fixedly connected to the photovoltaic component through a connecting piece, the stabilizing mechanism includes a plurality of tetrahedral pyramids, ground anchors, a pull plate and steel wire rope 2, the front sides of the plurality of tetrahedral pyramids are connected to the prestressed steel strand and steel wire rope 1, the ends of the steel wire rope 2 are fixed in the soil layer through a pull plate, the plurality of tetrahedral pyramids are connected by steel wire rope 2, and the steel wire rope 2 is connected to the ground anchor buried in the soil layer.

[0005] In the application, "the prestressed steel strand 7 and the steel wire rope 8 are fixed in space by means of a quadrangular pyramid 11, and the various supporting force systems are connected into a whole by means of a steel wire rope 21", and the prestressed steel strand is low in the middle and high at both ends.

[0006] In view of the relative deficiencies stated above, the present invention specifically makes new improvements to the structure. Summary of the invention

[0007] The purpose of the utility model is to provide a flexible support system of a bidirectional cable net structure to solve the problem in the above-mentioned background technology that the installation is greatly affected by the site and it is almost impossible to install in some unfavorable terrains such as gullies, ditches, hillsides, etc.

[0008] To achieve the above purpose, the technical solution of the utility model is:

[0009] A flexible support system of a bidirectional cable net structure, comprising a plurality of single-row transverse force-bearing systems and a longitudinal connection system, wherein each single-row transverse force-bearing system comprises an end vertical support, an end diagonal rod, an end crossbeam, a middle support, and two transverse load-bearing cables; wherein,

[0010] The end vertical support, end diagonal rod and end cross beam constitute the end bracket, two transverse load-bearing cables are arranged on the end bracket and the middle bracket, and the transverse load-bearing cables are tensioned to obtain rigidity. The two ends of the transverse load-bearing cables are respectively anchored on the end brackets at both ends. The upper structure force generated by the tensioning of the transverse load-bearing cables is transmitted to the foundation through the end diagonal rods, forming a single-row transverse force system.

[0011] Longitudinal steel cables are arranged in the vertical direction of the transverse load-bearing cables, tensioned, and anchored on the longitudinal connection system support. The structural force generated by the upper longitudinal connection system is transmitted to the foundation through the longitudinal connection system tension rod to form a longitudinal connection system;

[0012] The transverse load-bearing cables and the longitudinal steel cables are locked with fasteners.

[0013] The preferred technical solution provided by the utility model is that the end vertical supports and the middle bracket can be steel structure columns, or pipe piles that also serve as vertical supports.

[0014] The preferred technical solution provided by the utility model is: the end diagonal rod can be a steel tie rod or a steel strand;

[0015] The preferred technical solution provided by the utility model is that: the two transverse load-bearing cables have a certain height difference in space to meet the installation of components with different inclination angles;

[0016] The preferred technical solution provided by the utility model is that: the transverse load-bearing cables and the longitudinal cables are vertical in space;

[0017] The preferred technical solution provided by the utility model is that the fasteners used for the transverse load-bearing cables and the longitudinal steel cables should adopt anti-loosening devices.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] 1) A flexible support system with a bidirectional cable net structure is used to increase the spatial rigidity of the system. The system is clear and the force is reasonable, which enhances the safety of the flexible support photovoltaic power station and improves its market competitiveness.

[0020] 2) The flexible support system with a bidirectional cable net structure is adopted to facilitate construction, reduce prestress loss during construction, reduce construction costs and improve market competitiveness.

[0021] 3) The flexible support system with a bidirectional cable net structure is used to adjust the spatial height of the two load-bearing cables to meet the installation of different component inclination angles, ensure the power generation of the photovoltaic power station, and improve the comprehensive benefits of the owner. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the structure of the utility model;

[0023] In the figure: 1 end bracket, 1-1 end support, 1-2 end diagonal rod, 1-3 end cross beam, 2 middle bracket, 3 transverse load-bearing cable, 4 longitudinal connecting system support, 5 longitudinal connecting system pull rod, 6 longitudinal steel cable, 7 fastener. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1The utility model is a flexible support system of a bidirectional cable net structure, which includes a plurality of single-row transverse force systems and a longitudinal connection system. The end vertical support 1-1, the end diagonal rod 1-2, and the end crossbeam 1-3 constitute the end support 1. Two transverse load-bearing cables 3 are arranged on the end support 1 and the middle support 2. The transverse load-bearing cables 3 are tensioned to obtain rigidity. The two ends of the transverse load-bearing cables 3 are anchored on the end supports 1 at both ends respectively. The upper structural force generated by the tensioning of the transverse load-bearing cables 3 is transmitted to the foundation through the end diagonal rods 1-2 to form a single-row transverse force system. The height of the two transverse load-bearing cables 3 in space is adjusted to meet the installation requirements of different photovoltaic module inclination angles.

[0026] A longitudinal steel cable 6 is arranged in a vertical direction of the transverse load-bearing cable 3, tensioned and anchored on the longitudinal connection system support 4, and the structural force generated by the upper longitudinal connection system is transmitted to the foundation through the longitudinal connection system pull rod 5 to form a longitudinal connection system; the transverse load-bearing cable 3 and the longitudinal steel cable 6 are locked with fasteners 7 to form a flexible support system of a bidirectional cable net structure.

[0027] The end vertical support 1-1 and the middle support 2 can be steel structure columns or pipe piles that also serve as vertical supports;

[0028] The two load-bearing cables 3 have a certain height difference in space to meet the installation requirements of components with different inclination angles;

[0029] The load-bearing cable 3 and the longitudinal steel cable 6 are substantially vertical in space;

[0030] The load-bearing cables 3 and the longitudinal cables 6 should be provided with anti-loosening devices when fasteners are used.

[0031] The described embodiments are only some embodiments of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

Claims

1. A flexible support system of a bidirectional cable net structure, comprising a plurality of single-row transverse force bearing systems and a longitudinal connection system, characterized in that: Each single-row transverse force-bearing system comprises an end vertical support (1-1), an end diagonal rod (1-2), an end crossbeam (1-3), a middle support (2) and two transverse load-bearing cables (3); wherein, The end vertical support (1-1), the end diagonal rod (1-2), and the end crossbeam (1-3) constitute an end bracket (1); two transverse load-bearing cables (3) are arranged on the end bracket (1) and the middle bracket (2); the transverse load-bearing cables (3) are tensioned to obtain rigidity; the two ends of the transverse load-bearing cables (3) are respectively anchored on the end brackets (1) at the two ends; the upper structural force generated by the tensioning of the transverse load-bearing cables (3) is transmitted to the foundation through the end diagonal rod (1-2), thereby forming a single-row transverse force-bearing system; A longitudinal steel cable (6) is arranged in a vertical direction of the load-bearing cable (3), and the longitudinal steel cable (6) is tensioned. Both ends of the longitudinal steel cable (6) are anchored on the longitudinal connection system support (4), and the structural force generated by the upper longitudinal connection system is transmitted to the foundation through the longitudinal connection system tension rod (5), thereby forming a longitudinal connection system; The transverse load-bearing cable (3) and the longitudinal steel cable (6) are locked by fasteners.

2. A flexible support system of a bidirectional cable net structure according to claim 1, characterized in that: The end vertical support (1-1) or the middle support (2) adopts a steel structure column.

3. The flexible support system of a bidirectional cable net structure according to claim 1, characterized in that: The end vertical support (1-1) or the middle support (2) adopts pipe piles.

4. The flexible support system of a bidirectional cable net structure according to claim 1, characterized in that: The end diagonal rods (1-2) are made of steel tie rods or steel strands.

5. The flexible support system of a bidirectional cable net structure according to claim 1, characterized in that: The two transverse load-bearing cables (3) have a height difference in space to meet the needs of installing components at different inclination angles.

6. The flexible support system of a bidirectional cable net structure according to claim 1, characterized in that: The transverse load-bearing cables (3) and the longitudinal steel cables (6) are vertical in space.

7. The flexible support system of a bidirectional cable net structure according to claim 1, characterized in that: The fasteners used for the transverse load-bearing cables (3) and the longitudinal cables (6) should adopt anti-loosening devices.

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