External stabilizing structure of photovoltaic flexible support
Through the design of wind cables and stabilizing ropes, combined with integrated nodes and internal support pole structures, the problems of deformation and node damage of flexible photovoltaic brackets under wind force are solved, the structural stability and wind resistance are improved, and land resources are saved at the same time.
Patent Information
- Application Number
- CN202422956704.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-02
- Publication Date
- 2025-10-21
- Estimated Expiration
- 2034-12-02
AI Technical Summary
Flexible photovoltaic brackets are easily deformed under wind loads or external forces, causing collision or friction of photovoltaic modules, excessive torque at connection nodes, insufficient structural stability and anti-sway performance, and the problem is more prominent especially under tight land conditions.
Wind cables are used to fix the left and right sides of the support frame, stabilizing cables provide tension constraints, and the horizontal cables and oblique cables are connected through an integrated node to change to an internal support rod structure. The central axis of the oblique through-holes and the horizontal through-holes are in the same plane, combined with the internal support rods made of concrete to improve the structural stability.
Effectively prevent photovoltaic bracket deformation, improve anti-sway performance, reduce land waste, save costs, improve structural stability and wind resistance, and avoid node damage.
Smart Images
Figure CN223462954U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a kind of photovoltaic flexible support outer stabilizing structure, belong to photovoltaic support technical field. BACKGROUND
[0002] With the rapid development of photovoltaic power generation, flexible support gradually becomes the important choice of photovoltaic power station construction by virtue of its large span, high clearance and long column distance. Compared with traditional rigid support, flexible support can better adapt to complex terrain such as mountainous terrain, and significantly reduce the number of pile foundation and improve land utilization. However, the structural stability and wind resistance of flexible support are key technical difficulties in its application.
[0003] In the prior art, flexible support usually relies on tension cable to achieve structural stability, but due to the flexibility of tension cable system, the support structure is prone to deformation under wind load or external force, which may even cause collision or friction between photovoltaic modules, seriously affecting the service life of the modules. In addition, the connection nodes in traditional design, such as hinged joint connection, are prone to produce tension distribution not in the same plane between horizontal tension cable and inclined tension cable, resulting in excessive moment at the node and causing structural damage or fatigue failure. At the same time, in strong wind environment, the overall anti-shaking performance of the support and the stability of the module spacing are difficult to guarantee, especially under the condition of land shortage, these problems are more prominent. SUMMARY
[0004] The technical problem to be solved by the utility model is to provide a photovoltaic flexible support outer stabilizing structure to overcome the shortcomings of the prior art.
[0005] The technical solution of the utility model is:
[0006] A photovoltaic flexible support outer stabilizing structure is provided, which comprises a flexible support group. Each flexible support group comprises four inclined cables, two horizontal cables, a plurality of support frames (3) and two or more support frames. The support frames are arranged in a line. The two horizontal cables are arranged on the support frames. The support rods at both ends of the support frames on both sides are respectively provided with one inclined cable. One end of the inclined cable is connected to the end of the corresponding support frame, and the other end is connected to the ground away from the middle support frame. The support frame (3) is fixedly connected to the two horizontal cables.
[0007] The flexible support group comprises one or more groups. Each flexible support group is parallel to each other in the length direction.
[0008] It also comprises a wind cable (2) group. The wind cable (2) group comprises two wind cables (2). The lower ends of the two wind cables (2) are fixedly connected to the ground below the support frame (3) by means of anchor bolts (5). The upper ends of the two wind cables (2) are respectively fixedly connected to the left and right sides of the support frame (3). The wind cable (2) is in tension state.
[0009] Further, the wind cable rope (2) group includes more than one group, and each support frame (3) corresponds to a group of wind cable ropes (2).
[0010] Further, it also includes a group of stability cables (1), and the group of stability cables (1) includes two stability cables (1), and the two stability cables (1) are respectively arranged at the flexible support group at the most edge of the left and right sides of the tension cable protection structure. One end of the stability cable (1) is connected to the support frame (3) of the corresponding side flexible support group, and the other end of the stability cable (1) is fixedly connected to the ground of the corresponding side through a stability edge stake (6), and the end of the stability cable (1) connected to the stability edge stake (6) is farther away from the center of the tension cable protection structure than the end connected to the support frame (3).
[0011] Further, the horizontal cable and the inclined cable are connected through an integrated node (8), and the integrated node (8) is arranged on the support frame at the most two sides of each group of flexible support groups. The integrated node (8) includes a body.
[0012] The body includes an inclined surface and a vertical surface, and the body is provided with a horizontal hole (8-6) and an inclined hole (8-4). The horizontal hole (8-6) penetrates the inclined surface and the vertical surface of the body, and the central axis of the horizontal hole (8-6) is perpendicular to the vertical surface of the body. The inclined hole (8-4) penetrates the inclined surface and the vertical surface of the body, and the central axis of the inclined hole (8-4) is perpendicular to the inclined surface of the body. The central axis of the inclined hole (8-4) and the horizontal hole (8-6) are located in the same plane.
[0013] Further, the outlet of the inclined hole (8-4) located in the vertical surface of the body is located above the outlet of the horizontal hole (8-6) located in the vertical surface of the body.
[0014] Further, the body includes four rib plates (8-3), a first rectangular plate (8-1), a second rectangular plate (8-2), and a third rectangular plate (8-5). The first rectangular plate (8-1) is fixedly connected to the second rectangular plate (8-2) to form an L-shaped structure. The third rectangular plate (8-5) is fixedly connected to the L-shaped structure through the four rib plates (8-3). The four rib plates (8-3) are equally spaced. One side of the third rectangular plate (8-5) away from the rib plate (8-3) serves as the inclined surface of the body, and one side of the second rectangular plate (8-2) away from the rib plate (8-3) serves as the vertical surface of the body.
[0015] Further, the support frame includes a center column (5-1) and a cross beam (5-2), and the cross beam (5-2) is fixedly connected to the upper end of the center column (5-1) in the middle. The lower end of the center column (5-1) is fixedly connected to the ground.
[0016] Further, the inner cavity of the lower part of the center column (5-1) is filled with concrete (5-3).
[0017] The utility model discloses the beneficial effect is:
[0018] 1) the utility model discloses the left and right sides of the support frame are fixedly connected with the wind cable, and a tension is applied to the left and right sides of the photovoltaic support, so that the photovoltaic support is prevented from moving in the opposite direction of the tension of the wind cable under the action of wind force, and deformation and damage of the photovoltaic support are caused.
[0019] 2) the utility model discloses that the support frame left and right sides of the flexible support group are pulled by the stabilizing cable, and the left and right sides of the photovoltaic module are provided with a tension constraint, so that the anti-shaking performance of the flexible support under the action of external wind force is improved.
[0020] 3) the utility model discloses that the horizontal cable and the cable-stayed cable are connected by the integral node, the characteristics that the central axis of the oblique hole and the horizontal hole is located in the same plane are utilized, so that the tension of the horizontal cable and the cable-stayed cable is always located in a plane, so that the moment is avoided at the connecting node of the horizontal cable and the cable-stayed cable, the support frame is damaged, and the overall structural stability of the photovoltaic flexible support is improved.
[0021] 4) the utility model discloses that the traditional external tension cable-stayed cable is changed into the internal support support rod, the land waste on the two sides of the flexible photovoltaic support is reduced, and land resources are saved, and simultaneously, since the internal support structure is mainly pressure, the internal support rod can be changed into concrete material, so that steel material is saved, and cost is reduced. DRAWINGS
[0022] Figure 1 It is the structural schematic diagram of the utility model;
[0023] Figure 2 It is the structural schematic diagram of the support frame of the utility model;
[0024] Figure 3 It is the structural schematic diagram of the integral node of the utility model;
[0025] Figure 4 It is the structural schematic diagram of another view of the integral node of the utility model. DETAILED DESCRIPTION
[0026] In order to better understand the above technical scheme, the above technical scheme will be described in detail in combination with the description of the drawings and the specific embodiment.
[0027] Embodiment example 1: refer to Figures 1-4The embodiment adopts a photovoltaic flexible support tension cable protection structure, which comprises a flexible support group, each flexible support group comprises four inclined cables, two horizontal cables, two edge support frames, a plurality of support frames 3 and two or more support frames, the support frames are arranged in a line, the two horizontal cables are arranged on the support frames, the support rods at both ends of the support frames at both sides are respectively provided with one inclined cable, one end of the inclined cable is connected to the end of the corresponding support frame and the other end is connected to the ground away from the middle support frame, and the support frame 3 is fixedly connected to the two horizontal cables;
[0028] The flexible support group comprises one or more groups, and each group of flexible supports is parallel to each other in the length direction;
[0029] The wind cable 2 group comprises two wind cables 2, the lower ends of the two wind cables 2 are fixedly connected to the ground below the support frame 3 through the anchor bolt 5, and the upper ends of the two wind cables 2 are fixedly connected to the left and right sides of the support frame 3, and the wind cable 2 is in a tension state.
[0030] The support rod 4 is arranged between the support frames 3 of two adjacent flexible support groups, and functions to prevent the two adjacent photovoltaic modules from colliding and rubbing with each other under the action of wind force.
[0031] Further, the wind cable 2 group comprises one or more groups, and each support frame 3 corresponds to a group of wind cable 2 groups.
[0032] Further, the stability cable 1 group is further provided, the stability cable 1 group comprises two stability cables 1, the two stability cables 1 are arranged at the flexible support groups at the most edge of the left and right sides of the tension cable protection structure, one end of the stability cable 1 is connected to the support frame 3 of the corresponding side flexible support group, the other end of the stability cable 1 is fixedly connected to the ground of the corresponding side through the stability edge pile 6, and the end of the stability cable 1 connected to the stability edge pile 6 is farther away from the center of the tension cable protection structure than the end connected to the support frame 3.
[0033] Further, the horizontal cable and the inclined cable are connected through an integrated node 8, the integrated node 8 is arranged on the support frames at the most two sides of each flexible support group, and the integrated node 8 comprises a body;
[0034] The body comprises an inclined surface and a vertical surface, the body is provided with a horizontal hole 8-6 and an inclined hole 8-4, the horizontal hole 8-6 penetrates the inclined surface and the vertical surface of the body, the central axis of the horizontal hole 8-6 is perpendicular to the vertical surface of the body, the inclined hole 8-4 penetrates the inclined surface and the vertical surface of the body, the central axis of the inclined hole 8-4 is perpendicular to the inclined surface of the body, and the central axes of the inclined hole 8-4 and the horizontal hole 8-6 are located in the same plane.
[0035] Further, the outlet of the inclined hole 8-4 located in the vertical surface of the body is located above the outlet of the horizontal hole 8-6 located in the vertical surface of the body.
[0036] Further, the body comprises four rib plates 8-3, a first rectangular plate 8-1, a second rectangular plate 8-2 and a third rectangular plate 8-5, the first rectangular plate 8-1 is fixedly connected with the second rectangular plate 8-2 to form an L-shaped structure, the third rectangular plate 8-5 is fixedly connected on the L-shaped structure through the four rib plates 8-3, the four rib plates 8-3 are distributed at equal intervals, one side of the third rectangular plate 8-5 away from the rib plates 8-3 serves as an inclined surface of the body, and one side of the second rectangular plate 8-2 away from the rib plates 8-3 serves as a vertical surface of the body.
[0037] Further, the support frame comprises a middle column 5-1 and a cross beam 5-2, the cross beam 5-2 is fixedly connected at the middle of the upper end of the middle column 5-1, and the lower end of the middle column 5-1 is fixedly connected to the ground.
[0038] Further, the inner cavity of the lower part of the middle column 5-1 is filled with concrete 5-3.
[0039] The above is a further detailed description of the utility model in combination with specific preferred embodiments, and the specific implementation of the utility model cannot be limited to these descriptions. For ordinary skilled persons in the technical field to which the utility model belongs, some simple deductions or substitutions can be made without departing from the concept of the utility model, and all of them should be regarded as falling within the protection scope of the utility model.
Claims
1. A photovoltaic flexible support outer stabilizing structure, comprising a flexible support group, each flexible support group comprising four inclined cables, two horizontal cables, a plurality of support frames (3) and two or more support stands, the support stands being arranged in a line, the two horizontal cables being arranged on the support stands, the support rods of the support stands on both sides being respectively provided with one inclined cable, one end of the inclined cable being connected to the end of the corresponding support stand and the other end being connected to the ground away from the middle support stand, the support frame (3) being fixedly connected to the two horizontal cables; characterized in that each flexible support group comprises one or more groups, and the flexible support groups in each group are parallel to each other in the length direction; further comprising a wind cable (2) group, the wind cable (2) group comprising two wind cables (2), the lower ends of the two wind cables (2) being fixedly connected to the ground below the support frame (3) by means of anchor bolts (5), and the upper ends of the two wind cables (2) being fixedly connected to the left and right sides of the support frame (3), respectively, the wind cable (2) being in a tensioned state.
2. The photovoltaic flexible support outer stabilizing structure according to claim 1, characterized in that, The wind cable (2) group comprises one or more groups, and each support frame (3) corresponds to a group of wind cable (2) groups.
3. The photovoltaic flexible support outer stabilizing structure according to claim 1, wherein, Further comprising a stabilizing cable (1) group, the stabilizing cable (1) group comprising two stabilizing cables (1), the two stabilizing cables (1) being arranged at the flexible support groups at the most edge of the left and right sides of the cable-stayed cable protection structure, respectively, one end of the stabilizing cable (1) being connected to the support frame (3) of the flexible support group on the corresponding side, the other end of the stabilizing cable (1) being fixedly connected to the ground on the corresponding side through a stabilizing edge stake (6), and the end of the stabilizing cable (1) connected to the stabilizing edge stake (6) being farther away from the center of the cable-stayed cable protection structure than the end connected to the support frame (3).
4. The photovoltaic flexible support outer stabilizing structure according to claim 1, wherein, The horizontal cable and the inclined cable are connected through an integrated node (8), the integrated node (8) being arranged on the support stands at the most two sides of each flexible support group, the integrated node (8) comprising a body; the body comprising an inclined surface and a vertical surface, the body being provided with a horizontal hole (8-6) and an inclined hole (8-4), the horizontal hole (8-6) penetrating the inclined surface and the vertical surface of the body, the central axis of the horizontal hole (8-6) being perpendicular to the vertical surface of the body; the inclined hole (8-4) penetrating the inclined surface and the vertical surface of the body, the central axis of the inclined hole (8-4) being perpendicular to the inclined surface of the body, and the central axes of the inclined hole (8-4) and the horizontal hole (8-6) being located in the same plane.
5. The photovoltaic flexible support outer stabilizing structure according to claim 4, characterized in that, The outlet of the inclined hole (8-4) located in the vertical surface of the body is above the outlet of the horizontal hole (8-6) located in the vertical surface of the body.
6. The photovoltaic flexible support outer stabilizing structure according to claim 4, wherein, The body comprises four rib plates (8-3), a first rectangular plate (8-1), a second rectangular plate (8-2) and a third rectangular plate (8-5), the first rectangular plate (8-1) being fixedly connected to the second rectangular plate (8-2) at the edges to form an L-shaped structure, the third rectangular plate (8-5) being fixedly connected to the L-shaped structure through the four rib plates (8-3), the four rib plates (8-3) being equally spaced, one side of the third rectangular plate (8-5) away from the rib plates (8-3) serving as the inclined surface of the body, and one side of the second rectangular plate (8-2) away from the rib plates (8-3) serving as the vertical surface of the body.
7. The photovoltaic flexible support outer stabilizing structure according to claim 1, wherein, The support frame comprises a center column (5-1) and a crossbeam (5-2), the crossbeam (5-2) is fixedly connected to the upper end of the center column (5-1), and the lower end of the center column (5-1) is fixedly connected to the ground.
8. The photovoltaic flexible support outer stabilizing structure according to claim 7, characterized in that, The inner cavity of the lower part of the center column (5-1) is filled with concrete (5-3).