Double-layer three-stress main steel cable photovoltaic flexible support system

Abstract

The utility model relates to the technical field of photovoltaic installation assemblies, in particular to a double-layer three-stress main steel cable photovoltaic flexible support system. The lower-layer stress main steel cable, the upper-layer stress main steel cable I and the upper-layer stress main steel cable II of the double-layer three-stress main steel cable photovoltaic flexible support system are all stress main steel cables, and the upper-layer and lower-layer steel cables are arranged in a multi-span full-length manner, so that the overall structure is more uniform in stress and more stable in wind resistance, the mid-span deflection is reduced, and the service life of the photovoltaic flexible support system is prolonged. The total tensile force of the anchoring end of the end span steel support is reduced, and the designed span can be larger. A plurality of tripod devices are adopted among the lower-layer stress main steel cable, the first upper-layer stress main steel cable and the second upper-layer stress main steel cable to transmit vertical supporting force, each tripod device is of a single-layer structure, and stress is clear and easy to analyze. The triangular supports are connected through the two small-diameter wind-resistant connecting cables which are arranged in a crossed mode, flexible connection is truly achieved through the wind-resistant device, the whole photovoltaic support is made to be rigid and flexible, the flexible stress concept of the photovoltaic flexible support is achieved, and the photovoltaic flexible support can better adapt to the overall deformation coordination performance under the strong wind condition.

Description

TECHNICAL FIELD

[0001] The utility model relates to photovoltaic installation component technical field, specifically is a double -deck three -way stress main cable photovoltaic flexible support system. BACKGROUND

[0002] Under the condition that the global energy exhaustion problem is more and more serious, as a kind of renewable green energy, the proportion of solar energy in the energy structure in our country is higher and higher, and the development of photovoltaic power generation project is more and more rapid. Because the traditional ground fixed photovoltaic support has certain site limit, in recent years, a kind of large-span flexible photovoltaic support structure composed of prestressed cable system is getting more and more applications. The new system adopts prestressed cable to bear the load of photovoltaic module, has the characteristics of adapting to complex terrain conditions, small land occupation, strong site adaptability.

[0003] For flexible photovoltaic support system, the common structure mainly is: single -layer double cable, double -deck three cable two structure forms. At present, the double -deck three cable flexible photovoltaic support system in the industry, the lower cable is wind -resisting structural cable, and each span is arranged, and the diameter is small and does not participate in the main stress, just as the wind -resisting stability effect, uneven stress, poor stability, not applicable to large -span photovoltaic installation. Space triangle cone is used between upper and lower layer cables, and the structure is complex, and the engineering cost is large. The structure of wind -resisting system, the current industry method is that angle steel, round pipe are connected between triangle cone, it is a kind of rigid connection method, and it is not consistent with the stress concept of flexible support system, and under the condition of strong wind, it can produce distortion, cause engineering accident. UTILITY MODEL CONTENTS

[0004] The utility model is directed to providing a double -deck three -way stress main cable photovoltaic flexible support system.

[0005] The utility model provides a double -deck three -way force main cable photovoltaic flexible support system, including a plurality of groups of parallelly arranged photovoltaic flexible support, the photovoltaic flexible support includes two end cross steel support, a plurality of rows of intermediate cross steel support, a plurality of photovoltaic assemblies, and the lower layer force main cable, the upper layer force main cable one and the upper layer force main cable two are arranged between two end cross steel support, the photovoltaic assembly is hinged with the upper layer force main cable one and the upper layer force main cable two, the outside of end cross steel support is provided with anchor pile, and the both ends of upper layer force main cable one and upper layer force main cable two are hinged with two anchor piles respectively, and a plurality of rows of intermediate cross column are arranged between two end cross steel support, and the top of each row of a plurality of intermediate columns is fixedly provided with an intermediate cross steel support in common, the lower layer force main cable, the upper layer force main cable one and the upper layer force main cable two are all through the intermediate cross steel support length arrangement, and the end cross steel support and intermediate cross steel support between, between two intermediate cross steel supports adjacent form a support span, and the lower layer force main cable, the upper layer force main cable one and the upper layer force main cable two in the same support span are fixedly connected through a plurality of tripods device arranged uniformly, and the multiple tripods device on the parallel arrangement of a plurality of force main cables is connected through wind resistance device.

[0006] Further, the tripod device includes a connecting seat, two connecting plates are symmetrically arranged on the top of the connecting seat, one end of the two connecting plates is connected to a stand through a bolt, the other end of the two stands is connected to both ends of a crossbar through a bolt, and the bottom of the connecting seat is provided with a U-shaped clamp one fixedly connected with the lower layer force main cable, and the top of both ends of the crossbar is provided with a U-shaped clamp two and a U-shaped clamp three fixedly connected with the upper layer force main cable one and the upper layer force main cable two respectively.

[0007] Further, the wind resistance device includes two wind resistance piles, the two wind resistance piles are arranged on the ground outside the outermost tripod device, the wind resistance pile is fixedly connected with the upper part of the stand outside the outermost tripod device through a wind resistance cable one, a wind resistance main cable is arranged between the two wind resistance piles, the wind resistance main cable is arranged through the U-shaped clamp one on the parallelly arranged multiple tripod devices and is fixedly connected therewith, two wind resistance connecting cables are connected between the stands on the two parallelly arranged tripod devices close to each other, and the two wind resistance connecting cables are arranged in a cross shape.

[0008] In summary, the utility model has the following beneficial effects:

[0009] The lower force main cable, the first upper force main cable and the second upper force main cable of the double-layer three-force main cable photovoltaic flexible support system are all force main cables, the upper and lower cables are arranged in multiple spans and are longitudinally arranged, the overall structure is more uniform in stress and is more stable in wind resistance, the mid-span deflection is reduced, the total tension of the anchoring end of the end-span steel support is reduced, the design span can be larger, and the engineering cost is saved. BRIEF DESCRIPTION OF DRAWINGS

[0010] The utility model makes further detailed explanation in combination with the drawings and specific embodiment:

[0011] Figure 1 It is a top view of the double-layer three-force main cable photovoltaic flexible support system of the utility model;

[0012] Figure 2 It is Figure 1 It is a structure front section view of the middle A-A direction and removes the photovoltaic module;

[0013] Figure 3 It is Figure 1 It is a structure side section view of the middle B-B direction and removes the end-span steel support and the intermediate steel support;

[0014] Figure 4 It is a structure schematic view of the utility model's tripod device;

[0015] Figure 5 It is a structure schematic view of the utility model's intermediate stand and intermediate span steel support;

[0016] Figure 6 It is a three-dimensional structure schematic view of the utility model and removes the photovoltaic module.

[0017] In the figure: 1 end span steel support, 2 lower layer stress main cable, 3 upper layer stress main cable one, 4 upper layer stress main cable two, 5 tripod device, 51 connecting seat, 52 connecting plate, 53 vertical support, 54 horizontal support, 55 U-shaped clamp one, 56 U-shaped clamp two, 57 U-shaped clamp three, 6 photovoltaic module, 7 wind resistance device, 71 wind resistance pile, 72 wind resistance main cable, 73 wind resistance cable one, 74 wind resistance connecting cable, 8 anchor pile, 9 intermediate vertical column, 10 intermediate span steel support, 11 support span. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0019] The following will be described in combination with the accompanying drawings Figures 1-6 The utility model will be further described:

[0020] A double-layer three-way stress main cable photovoltaic flexible support system, comprising a plurality of groups of parallelly arranged photovoltaic flexible supports, the photovoltaic flexible support comprising two end span steel supports 1, a plurality of rows of intermediate span steel supports 10 and a plurality of photovoltaic modules 6, the lower layer stress main cable 2, the upper layer stress main cable one 3 and the upper layer stress main cable two 4 are arranged between the two end span steel supports 1, the photovoltaic module 6 is hingedly connected with the upper layer stress main cable one 3 and the upper layer stress main cable two 4, the anchor pile 8 is arranged on the outer side of the end span steel support 1, the two ends of the upper layer stress main cable one 3 and the upper layer stress main cable two 4 are hingedly connected with the anchor pile 8, a plurality of rows of intermediate vertical columns 9 are arranged between the two end span steel supports 1, the top of each row of a plurality of intermediate vertical columns 9 is fixedly provided with an intermediate span steel support 10, the lower layer stress main cable 2, the upper layer stress main cable one 3 and the upper layer stress main cable two 4 are arranged through the intermediate span steel support 10 in length, a support span 11 is formed between the end span steel support 1 and the intermediate span steel support 10 and between the adjacent two intermediate span steel supports 10, the lower layer stress main cable 2, the upper layer stress main cable one 3 and the upper layer stress main cable two 4 in the same support span 11 are fixedly connected through a plurality of evenly arranged tripod devices 5, and the plurality of tripod devices 5 arranged in parallel on the plurality of stress main cables are connected through the wind resistance device 7.

[0021] In the embodiment, the end span steel support 1, the anchor pile 8 and the intermediate column 9 are fixedly connected with the ground, a support span 11 is formed between the end span steel support 1 and the intermediate span steel support 10 and between two adjacent intermediate span steel supports 10, and multiple support spans 11 can be arranged between the two end span steel supports 1. In the embodiment, preferably, n rows of intermediate span steel supports 10 are arranged between the two end span steel supports 1, and the lower layer force main cable 2, the upper layer force main cable one 3 and the upper layer force main cable two 4 in the same support span 11 are fixedly connected through the three evenly arranged tripod devices 5.

[0022] The lower layer force main cable 2, the upper layer force main cable one 3 and the upper layer force main cable two 4 between the two end span steel supports 1 are connected through multiple tripod devices 5. The lower layer force main cable 2, the upper layer force main cable one 3 and the upper layer force main cable two 4 are all force main cables, and the upper and lower layer cables are arranged in multiple spans and are longitudinally arranged, so that the overall structure is more uniform in stress, more stable in wind resistance, the mid-span deflection is reduced, the total tension of the anchoring end of the end span steel support 1 is reduced, the design span can be made larger, and the engineering cost is saved.

[0023] The multiple tripod devices 5 are used to transfer the vertical support force between the lower layer force main cable 2, the upper layer force main cable one 3 and the upper layer force main cable two 4, and the tripod device 5 is a single-layer structure, so that the stress is clear and easy to analyze. Compared with the space triangular pyramid in the current industry, the installation is simpler and the engineering cost is saved.

[0024] The photovoltaic assembly 6 is a reapplication of the prior art in the utility model, which usually includes a solar cell panel and an aluminum frame, and the specific structure is not described again. Preferably, the photovoltaic assembly 6 is connected with the upper layer force main cable one 3 and the upper layer force main cable two 4 through the utility model patent “Assembly mounting pressing block for photovoltaic flexible support and photovoltaic fence” with the application number “2024217079804”, each photovoltaic assembly 6 bears force independently and does not interfere with each other, can adapt to the deformation coordination under the maximum displacement of the structure, and avoids the chain damage effect in strong wind damage.

[0025] The multiple tripod devices 5 arranged in parallel on the multiple groups of force main cables are connected through the wind resistance device 7, the wind resistance device 7 includes two wind resistance piles 71, the two wind resistance piles 71 are arranged on the ground outside the outer side of the triangular frame device 5, the wind resistance pile 71 is fixedly connected with the upper part of the stand 53 on the outer side of the triangular frame device 5 farthest from the position through the wind resistance cable one 73, a wind resistance main cable 72 is arranged between the two wind resistance piles 71, the wind resistance main cable 72 penetrates the U-shaped clamps one 55 on the multiple triangular frame devices 5 arranged in parallel and is fixedly connected with the U-shaped clamps one 55, two wind resistance connecting cables 74 are arranged between the stands 53 close to each other on the two triangular frame devices 5 arranged in parallel, and the two wind resistance connecting cables 74 are arranged in a cross shape.

[0026] In the embodiment, the two cross-set wind-resistant connecting ropes 74 with small diameter are connected between the multiple tripod devices 5 arranged in parallel on the multiple groups of force-bearing main ropes. The outer stands 53 of the two outermost tripod devices 5 of the multiple tripod devices 5 arranged in parallel on the multiple groups of force-bearing main ropes are connected with the wind-resistant piles 71 through the wind-resistant ropes 73, and the wind-resistant ropes 73 pull the two tripod devices 5 outward. The U-shaped clamps 55 of the multiple tripod devices 5 arranged in parallel on the multiple groups of force-bearing main ropes are connected through the same wind-resistant main rope 72, and the two ends of the wind-resistant main rope 72 are connected with the two wind-resistant piles 71 to pull the multiple tripod devices 5 outward. Through the above setting, the flexible connection is truly achieved, the overall photovoltaic support is rigid and flexible, the flexible force-bearing concept of the photovoltaic flexible support is realized, and the overall deformation coordination performance of the photovoltaic flexible support under strong wind condition can be better adapted.

[0027] In the description of the present patent, it should be understood that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present patent and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present patent.

[0028] In the description of the present patent, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "setting" should be understood broadly, for example, can be fixedly connected, set, or can be detachably connected, set, or integrally connected, set. For those skilled in the art, the specific meaning of the above terms in the present patent can be understood according to the specific circumstances.

Claims

1. A double-layer three-way force main cable photovoltaic flexible support system, characterized in that, The utility model provides a photovoltaic flexible support including multiple groups of parallel photovoltaic flexible supports, two end cross steel supports (1), multiple rows of middle cross steel supports (10), multiple photovoltaic components (6), a lower force main cable (2), an upper force main cable one (3) and an upper force main cable two (4) are arranged between the two end cross steel supports (1), the photovoltaic component (6) is hinged with the upper force main cable one (3) and the upper force main cable two (4), the outer side of the end cross steel support (1) is provided with an anchor pile (8), the two ends of the upper force main cable one (3) and the upper force main cable two (4) are hinged with the anchor pile (8) respectively, multiple rows of middle cross columns (9) are arranged between the two end cross steel supports (1), the top of each row of multiple middle columns (9) is fixed with a middle cross steel support (10) together, the lower force main cable (2), the upper force main cable one (3) and the upper force main cable two (4) all pass through the middle cross steel support (10) and are arranged longitudinally, a support span (11) is formed between the end cross steel support (1) and the middle cross steel support (10) and between two adjacent middle cross steel supports (10), the lower force main cable (2), the upper force main cable one (3) and the upper force main cable two (4) in the same support span (11) are fixedly connected through multiple evenly arranged tripod devices (5), and the multiple tripod devices (5) are connected through wind resistance devices (7).

2. A double-layer three-way force main cable photovoltaic flexible support system according to claim 1, characterized in that, The tripod device (5) includes a connecting seat (51), the top of the connecting seat (51) is symmetrically provided with two connecting plates (52), one end of the two connecting plates (52) is connected with a vertical support (53) through a bolt, the other end of the two vertical supports (53) is connected with two ends of a horizontal support (54) through a bolt, the bottom of the connecting seat (51) is provided with a U-shaped clamp one (55) fixedly connected with the lower force main cable (2), and the top of the two ends of the horizontal support (54) is provided with a U-shaped clamp two (56) and a U-shaped clamp three (57) fixedly connected with the upper force main cable one (3) and the upper force main cable two (4) respectively.

3. A double-layer three-way force main cable photovoltaic flexible support system according to claim 2, characterized in that, The wind resistance device (7) includes two wind resistance piles (71), the two wind resistance piles (71) are arranged on the ground outside the outermost tripod device (5), the wind resistance pile (71) is fixedly connected with the upper part of the vertical support (53) outside the outermost tripod device (5) through a wind resistance cable one (73), a wind resistance main cable (72) is arranged between the two wind resistance piles (71), the wind resistance main cable (72) penetrates the U-shaped clamp one (55) on the multiple parallel arranged tripod devices (5) and is fixedly connected with the U-shaped clamp one (55), and the two vertical supports (53) on the two parallel arranged tripod devices (5) are connected through two wind resistance connecting cables (74), and the two wind resistance connecting cables (74) are cross arranged.

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