Flexible cable fixing structure, flexible photovoltaic support and flexible photovoltaic array

Abstract

The utility model discloses a flexible cable fixing structure which comprises a first part, a second part and a fastening assembly, the first part comprises a fixing part and two lug parts connected with the two ends of the fixing part, and the fixing part is provided with a fixing cavity for a flexible cable to penetrate through; the second part comprises a first connecting part and a second connecting part, the first connecting part is used for limiting the flexible cable in the fixing cavity, and the second connecting part is used for being connected with a cable supporting structure; and the fastening assembly is connected with the two lug parts and the first connecting part. According to the flexible cable fixing structure provided by the utility model, the flexible cable is convenient to install. The utility model also discloses a flexible photovoltaic support and a flexible photovoltaic array.

Description

TECHNICAL FIELD

[0001] The utility model relates to a flexible cable fixing structure, a flexible photovoltaic support and a flexible photovoltaic array, and belongs to the technical field of photovoltaics. BACKGROUND

[0002] In the current photovoltaic power station project, due to the limitation of region and environment, more and more photovoltaic supports tend to be flexible photovoltaic supports. In the related technology, a lifting ring screw rod is used to connect the cable and the support structure (such as a crossbeam or a windbreak), so as to limit the movement of the cable. The cable needs to be passed through the middle of the lifting ring during installation, which is inconvenient for construction. Moreover, the aperture of the lifting ring is larger than the diameter of the cable, and the cable will produce a certain displacement in the circumferential direction in the lifting ring. When encountering a strong wind environment, the cable will sway up and down and left and right, which is not conducive to the overall stability. SUMMARY

[0003] The utility model aims at providing a flexible cable fixing structure, a flexible photovoltaic support and a flexible photovoltaic array which are convenient to install.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A flexible cable fixing structure comprises:

[0006] A first component comprises a fixed part and two ear parts connected to both ends of the fixed part, and the fixed part has a fixed cavity for the flexible cable to pass through;

[0007] A second component comprises a first connecting part and a second connecting part, the first connecting part is used to limit the flexible cable in the fixed cavity, and the second connecting part is used to connect a cable support structure; and

[0008] A fastening assembly connects the two ear parts and the first connecting part.

[0009] As a further improved technical scheme of the utility model, the first component is rotatably fixed to the second component around the axis of the fastening assembly.

[0010] As a further improved technical scheme of the utility model, the cross-sectional shape of the fixed part is a circular ring shape which is adapted to the outer contour of the flexible cable, and the fixed part is a cylindrical structure along the axial direction of the fixed cavity. An opening is arranged at the bottom of the fixed part, and one end of each of the two ear parts is connected to the end part of the fixed part at the opening.

[0011] As a further improved technical scheme of the utility model, two ears have an intermediate plane between them, and the ears are both inclined to extend away from the intermediate plane, and the angle of inclination of the ears relative to the intermediate plane is 2-10°

[0012] As a further improved technical scheme of the utility model, the first connecting part is arranged between the two ears, the fastening assembly comprises a bolt and a nut, each of the ears is provided with a first through hole, the first connecting part is provided with a second through hole, the bolt is arranged in the first through hole and the second through hole and connected with the nut.

[0013] The first connecting part is a plate body, the width of the first connecting part is not less than the width of the fixed part, and the second connecting part is a threaded rod body.

[0014] As a further improved technical scheme of the utility model, the ears are elastic members, each of the ears is provided with a first gasket on the outer side, a second gasket is arranged between the nut and the first gasket, the first gasket is a flat gasket, and the second gasket is an elastic gasket.

[0015] To achieve the above object, the utility model also adopts the following technical scheme:

[0016] A flexible photovoltaic support comprises:

[0017] A flexible cable is used to connect a photovoltaic module.

[0018] Two cable fixing structures are used to fix two ends of the flexible cable.

[0019] A cable supporting structure is arranged between the two cable fixing structures.

[0020] A flexible cable fixing structure is arranged in the fixed cavity, the first connecting part limits the flexible cable in the fixed cavity, and the second connecting part is connected with the cable supporting structure.

[0021] As a further improved technical scheme of the utility model, the flexible cable comprises two main cables and at least one wind-resistant cable arranged below the main cables,

[0022] The cable supporting structure comprises a supporting frame, the supporting frame is connected with the main cables and the wind-resistant cables, and the supporting frame is connected with the main cables through the flexible cable fixing structure.

[0023] As a further improved technical scheme of the utility model, the cable supporting structure further comprises a column supporting structure, and the main cables and the wind-resistant cables are both connected with the column supporting structure through the flexible cable fixing structure.

[0024] To achieve the above object, the utility model discloses the following technical scheme still is adopted:

[0025] A flexible photovoltaic array, including at least two rows of flexible photovoltaic support and first wind resistance component, corresponding the support frame between adjacent row flexible photovoltaic support with first wind resistance component is connected,

[0026] The first wind resistance component includes two first pull rods, the support frame has at least four end portions, one end of two first pull rods is connected to the end portion of the support frame of one flexible photovoltaic support and the wind resistance cable is connected, and the other end of two first pull rods is connected to the different end portions of the same main cable of the support frame of adjacent row flexible photovoltaic support respectively.

[0027] The first wind resistance component further includes a second pull rod, both ends of the second pull rod are connected to the corresponding support frames of adjacent row flexible photovoltaic support respectively, and the second pull rod is located between two first pull rods.

[0028] As a further improved technical scheme of the utility model, the flexible photovoltaic array includes a second wind resistance component, the second wind resistance component includes a first cable component and a second cable component, one end of the first cable component and the second cable component is connected to the same support frame of the first row or the last row of the flexible photovoltaic support, the other end of the first cable component and the other end of the second cable component are connected to a fixed point respectively, and the first cable component and the second cable component are arranged in inverted V shape in the up-down direction.

[0029] As a further improved technical scheme of the utility model, the cable fixing structure includes a first column and a first beam fixed to the top end of the first column, the cross section of the first beam is circular or annular, and one end of the wind resistance cable is fixed by a fastener after being arranged on the outer peripheral surface of the first beam.

[0030] Compared with the flexible cable passing through the limiting annular ring along the length direction, the flexible cable fixing structure provided by the utility model includes a first component and a second component, the first component includes a fixed part and two ear parts, the fixed part has a fixed cavity, and when installing, the flexible cable can be installed in the fixed cavity by passing through the space between the two ear parts, which is convenient to install; the first connecting part of the second component is arranged between the two ear parts and is connected through a fastening assembly, the flexible cable is limited in the fixed cavity through the first connecting part, and stable limiting of the flexible cable is realized. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 It is the three-dimensional schematic view of the flexible photovoltaic array of the utility model;

[0032] Figure 2 It is Figure 1 The enlarged schematic view of area A in Fig.

[0033] Figure 3 is Figure 2 a perspective view of a flexible cable fixing structure;

[0034] Figure 4 is Figure 3 an exploded view of the flexible cable fixing structure shown in

[0035] Figure 5 is Figure 3 a front view of the flexible cable fixing structure shown in

[0036] Figure 6 is Figure 3 a side view of the flexible cable fixing structure shown in

[0037] Figure 7 is Figure 5 a front view of a first component;

[0038] Figure 8 is Figure 6 a side view of a second component;

[0039] Figure 9 is Figure 1 an enlarged view of a B region;

[0040] Figure 10 is Figure 9 a perspective view of a support frame;

[0041] Figure 11 is Figure 10 an enlarged view of a C region;

[0042] Figure 12 is Figure 11 an exploded view;

[0043] Figure 13 is Figure 1 an enlarged view of a D region;

[0044] Figure 14 is Figure 1 an enlarged view of an E region;

[0045] Figure 15 is Figure 1 a perspective view of a support frame and a wind-resistant assembly;

[0046] Figure 16 is Figure 1 an enlarged view of an F region;

[0047] Figure 17 is Figure 16 an exploded view of an anchor;

[0048] Figure 18 is a first wind-resistant assembly structure schematic diagram. DETAILED DESCRIPTION

[0049] The exemplary embodiments of the present application will be described in detail below with reference to the accompanying drawings. If there are several embodiments, the features in these embodiments can be combined with each other when there is no conflict. When the description refers to the drawings, the same numbers in different drawings represent the same or similar elements unless otherwise specified. The description in the following exemplary embodiments does not represent all the embodiments consistent with the present application; rather, they are merely examples of devices, products and / or methods consistent with some aspects of the present application as recited in the claims of the present application.

[0050] The terms used in the present application are merely intended for the purpose of describing the embodiments and are not intended to limit the scope of protection of the present application. The singular forms "a", "an" and "the" used in the specification and claims of the present application are also intended to include the plural forms unless the context clearly indicates otherwise.

[0051] It should be understood that the terms "first", "second" and similar terms used in the description and claims of the present application do not denote any order, quantity or importance, but are merely used to distinguish features. Similarly, "one" or "a" and similar terms do not denote a quantity limitation, but mean that at least one exists. Unless otherwise indicated, the terms "front", "back", "up", "down" and similar terms used in the present application are merely for the purpose of description and are not limited to a particular position or a spatial orientation. The terms "include" or "contain" and similar terms are open-ended expressions, meaning that the elements appearing before "include" or "contain" encompass the elements appearing after "include" or "contain" and their equivalents, and do not exclude the possibility that the elements appearing before "include" or "contain" can also include other elements. If "several" appears in the present application, it means two or more.

[0052] Please refer to Figures 1 to 18 The present application discloses a flexible photovoltaic support, comprising a flexible cable 1, two cable fixing structures 2, a cable support structure 3 and a flexible cable fixing structure 4, the flexible cable 1 is used to connect photovoltaic assemblies, both ends of the flexible cable 1 are fixed to the two cable fixing structures 2, the cable support structure 3 is arranged between the two cable fixing structures 2, the flexible cable fixing structure 4 is installed on the cable support structure 3, and the flexible cable 1 is connected with the flexible cable fixing structure 4.

[0053] Please refer to Figure 2The flexible cable 1 comprises two main cables 11 and at least one wind-resistant cable 12 arranged below the main cables 11, the main cables 11 and the wind-resistant cable 12 are connected to the cable support structure 3 through the flexible cable fixing structure 4, and the main cables 11 are used to be fixedly connected with the photovoltaic module. In this embodiment, the flexible cable 1 comprises one wind-resistant cable 12.

[0054] Referring to Figure 16 The cable fixing structure 2 comprises a first stand 21 and a first beam 22 fixed to the top end of the first stand 21, and the end portions of the main cables 11 and the wind-resistant cable 12 are fixed to the first beam 22. The main cables 11 and the wind-resistant cable 12 each have a tension force towards the respective end portion. Specifically, the end portion of the main cable 11 is fixed to the first beam 22 through an anchor 23. The two ends of the main cable 11 pass through the two first beams 22, and the anchor 23 is arranged on the side of the two first beams 22 away from each other. Referring to Figure 17 The anchor 23 comprises a locking sleeve 231 and a fixing block 232, one side of the fixing block 232 is matched and fitted with part of the surface of the first beam 22, and the locking sleeve 231 locks and fixes the main cable 11 and abuts against the other side of the fixing block 232. The main cable 11 at least partially exposes on the side of the locking sleeve 231 away from the fixing block 232. By using the anchor 23 to fix the end portion of the main cable 11, it is convenient to apply and maintain the outward tension force of the two ends of the main cable 11 when the main cable 11 is installed, so as to tension the main cable 11 and make the main cable 11 have a tension force towards the respective end portion, thereby improving the stability of the main cable 11 and the support force on the photovoltaic module. The cross section of the first beam 22 is circular or annular, and the two ends of the wind-resistant cable 12 are respectively arranged around the outer circumferential surface of the first beam 22 and are fixed through fasteners after being folded. Specifically, the fastener can be the anchor 23 or other known cable buckle structure, as long as it can realize the tensioning and fixing of the wind-resistant cable 12, which will not be described here. In other embodiments, an ear plate can be arranged on the first stand 21, and the end portion of the wind-resistant cable 12 is fixed to the ear plate.

[0055] In this embodiment, the first beam 22 and the first stand 21 are arranged at an acute angle, so that the installation surface formed by the two main cables 11 is inclined relative to the top surface of the ground or pile foundation, so that the photovoltaic module is inclined relative to the top surface of the ground or pile foundation, thereby facilitating the photovoltaic module to better receive light.

[0056] In this embodiment, the first column 21 is a round pipe column, the first beam 22 is a round pipe steel beam, and the first column 21 and the first beam 22 are fixed by welding, which not only bears force well but also saves materials. At the same time, the first column 21 is arranged obliquely, so that the flexible photovoltaic support of the embodiment bears force more reasonably and stably for large-span projects. In order to save costs, the beam 3 is a hollow round pipe steel beam structure, that is, the cross section of the beam 3 is a circular ring. In other embodiments, in order to increase the support strength of the beam 3, the beam 3 can also be arranged as a solid structure, that is, the cross section of the beam 3 is a circle. In addition, in other embodiments, the first column 21 and / or the first beam 22 can be H-shaped steel, C-shaped steel or L-shaped steel, etc.

[0057] Referring to Figure 2 and Figure 9 , the cable support structure 3 includes a column support structure 31 and a support frame 32. The column support structure 31 includes a second column 311 and a second beam 312 fixed to the top end of the second column 311. The second beam 312 is fixed with flexible cable fixing structures 4 for connecting each main cable 11 and flexible cable fixing structures 4 for connecting each wind-resistant cable 12. It should be noted that in other embodiments, when the support requirements of the flexible photovoltaic support can be met by the cable fixing structure 2 (such as when the span of the flexible photovoltaic support is relatively small), the cable support structure 3 can only include the support frame 32, and the column support structure 31 can be cancelled.

[0058] The support frame 32 has at least two triangular structures connecting two main cables 11 and one wind-resistant cable 12. Specifically, the support frame 6 is a triangular pyramid, a quadrangular pyramid, a pentagonal pyramid or other polygonal pyramid structure. In some embodiments, when the number of wind-resistant cables 52 is two, the support frame 6 can be arranged as a trapezoidal structure. In this embodiment, the support frame 6 is a triangular pyramid. In this way, the support frame 32 adopts a triangular pyramid form which is stable in space in all directions, improving the stability and wind resistance of the flexible cable 1, effectively supporting the flexible cable 1 and the photovoltaic module, preventing the photovoltaic module from being twisted due to the arc-shaped sagging, and further improving the overall stability of the structure. Specifically, referring to Figure 10 The support frame 32 is connected with the main cable 11 through the flexible cable fixing structure 4, and the support frame 32 is connected with the wind-resistant cable 12 through the lifting ring bolt 33.

[0059] Referring to Figure 10The overall frame of the support frame 32 is composed of a plurality of support rods 320, which have at least four end portions, and each flexible cable 1 is connected with at least one end portion, and the number of end portions connected to the main cable 11 is greater than the number of end portions connected to the wind-resistant cable 12. In the embodiment, the support frame 32 includes a first end portion 321, a second end portion 322, a third end portion 323, and a fourth end portion 324, the first end portion 321 is connected to the wind-resistant cable 12, the second end portion 322 and the third end portion 323 are connected to one of the main cables 11, and the fourth end portion 324 is connected to the other main cable 11. The first end portion 321, the second end portion 322, the third end portion 323, and the fourth end portion 324 are all connected with the support rods 320 between each other, that is, the entire support frame 32 is inverted triangular pyramidal on the flexible cable 1, there are two triangular structures connecting two main cables 11 and one wind-resistant cable 12, one triangular structure connecting two main cables 11, and one triangular structure connecting one main cable 11 and the wind-resistant cable 12. The support frame 32 cooperates with the flexible cable 1 to improve the overall structural stability; meanwhile, the multi-point connection between the support frame 32 and the flexible cable 1 makes the connection stability between them higher, and the support frame 32 is not easy to sway on the flexible cable 1. Specifically, see Figure 11 and Figure 12 The support rod 320 includes a support rod body 3201 and a connecting plate 3202 connected to both ends of the support rod body 3201, and the connecting plate 3202 is provided with a connecting hole 32021. The first end portion 321, the second end portion 322, the third end portion 323, and the fourth end portion 324 each include three connecting plates 3202 of the three support rods 320, the eye bolt 33 is connected with the three connecting plates 3202 of the first end portion 321, and the three flexible cable fixing structures 4 are connected with the three connecting plates 3202 of the second end portion 322, the third end portion 323, and the fourth end portion 324 correspondingly.

[0060] Referring to Figure 12 The two ends of the support rod body 3201 are provided with a slot 32011 for installing the connecting plate 3202. The opening width of the slot 32011 is adapted to the thickness of the connecting plate 3202, and the connecting plate 3202 is partially inserted into the slot 32011, which can be further fixed by bonding or welding. In this way, the support rod body 3201 and the connecting plate 3202 are separately arranged, which can more flexibly assemble the support frame 32.

[0061] Referring to Figures 3 to 6The flexible cable fixing structure 4 comprises a first part 41, a second part 42 and a fastening assembly 43, the first part 41 comprises a fixing part 411 and two ear parts 412 connected to both ends of the fixing part 411, the fixing part 411 has a fixing cavity 4110 for the flexible cable 1 to pass through; the second part 42 comprises a first connecting part 421 and a second connecting part 422, the first connecting part 421 is arranged between the two ear parts 412 and is connected with the two ear parts 412 through the fastening assembly 43, the first connecting part 421 is used for limiting the flexible cable 1 in the fixing cavity 4110, and the second connecting part 422 is connected with the cable support structure 3. During installation, the flexible cable 1 can be installed in the fixing cavity 4110 by passing through the space between the two ear parts 412, compared with the flexible cable passing through the limiting ring along the length direction, the flexible cable fixing structure 4 provided by the utility model is convenient for installing the flexible cable 1; the first connecting part 421 is arranged between the two ear parts 412 and is connected with the two ear parts 412 through the fastening assembly 43, the flexible cable 1 is limited in the fixing cavity 4110 through the first connecting part 421, and stable limiting of the flexible cable 1 is realized.

[0062] The cross-sectional shape of the fixing part 411 is a circular ring shape matched with the outer contour of the flexible cable 1, and the fixing part 411 is a cylindrical structure along the axial direction of the fixing cavity 4110, an opening 4111 is arranged at the bottom of the fixing part 411, and one end of each of the two ear parts 412 is connected with the end of the fixing part 411 at the opening 4111. In this way, the flexible cable 1 is stably limited in the fixing cavity 4110 and cannot move in the remaining directions except the axial direction, thereby improving the stability of the entire flexible photovoltaic support.

[0063] Referring to Figure 7 The ear part 412 is an elastic member, and the space between the two ear parts 412 gradually increases outward from the fixing part 411 and is arranged in a horn shape, so that the first connecting part 421 is conveniently installed.

[0064] Specifically, the inclination angle of the ear part 412 relative to the middle plane M is 2-10°, the ear part 412 is deformed from an inclined state to an almost vertical state after being fastened by the fastening assembly 43, and is flush with the two sides of the first connecting part 421, so that the ear part 412 clamps the first connecting part 421.

[0065] The second part 42 is an integral member. The first connecting part 421 is a plate body, and the width of the first connecting part 421 is not less than the width of the fixing part 411. Specifically, referring to Figure 6 and Figure 8The first connecting part 421 comprises an upper part 4211 and a lower part 4212, the second connecting part 422 is connected with the lower part 4212, the upper part 4211 has a uniform width and the width is not less than the width of the fixed part 411, the flexible cable 1 is abutted with the top end of the upper part 4211, and the flexible cable 1 can be better supported and limited.

[0066] The second connecting part 422 is a threaded rod, the second connecting part 422 is arranged in the connecting hole 32021 of the supporting rod 320 or the connecting hole of the second beam 312 and is locked by a fastening nut.

[0067] Referring to Figure 4 and Figure 5 The fastening assembly 43 comprises a bolt 431 and a nut 432, each of the ears 412 is provided with a first through hole 4120, the first connecting part 421 is provided with a second through hole 4210, the bolt 431 is arranged in the first through hole 4120 and the second through hole 4210 and is connected with the nut 432, and the bolt 431 is convenient to disassemble and assemble.

[0068] Referring to Figure 4 and Figure 5 The fastening assembly 43 further comprises a first gasket 433, the first gasket 433 is arranged on the outer side of each of the ears 412, the first gasket 433 is a flat gasket, when the bolt 431 is fastened by the nut 432, the first gasket 433 drives the ears 412 to deform from the inclined state to the vertical state, the ears 412 are flush with the two sides of the first connecting part 421, and the ears 412 and the first connecting part 421 are not easy to loosen.

[0069] In the embodiment, referring to Figure 4 and Figure 5 The fastening assembly 43 further comprises a second gasket 434, the second gasket 434 is arranged between the nut 432 and the first gasket 433, the second gasket 434 is an elastic gasket, and a structure of “two flats and one elastic” is formed by the two first gaskets 433 and the second gasket 434, the flat gasket increases the contact area with the ears 412, so that the fixing is more stable, and the elastic gasket prevents loosening between the first part 41 and the bolt 431. For example, when the bolt 431 is subjected to vibration or impact, the second gasket 434 can maintain the fastening force between the bolt 431 and the nut 432 by using the elastic recovery capacity thereof, to prevent the bolt 431 from loosening. Compared with using only the flat gasket, the fastening mode of “two flats and one elastic” provides double protection, that is, the stable support of the flat gasket and the elastic recovery of the elastic gasket, so that the bolt 431 is effectively prevented from loosening.

[0070] Please continue to refer to Figures 3 to 5, the first component 41 is rotatably fixed to the second component 42 around the axis of the fastening assembly 43, that is, the first component 41 can be rotated relative to the second component 42 around the fastening assembly 43 to a certain angle after the first component 41 is fastened to the second component 42, and the angle between the first component 41 and the second component 42 is determined according to the slope of the terrain. Specifically, the fastening degree of the first component 41 is adjusted by adjusting the tightness of the nut 432, when the nut 432 is loosened, the first component 41 can be rotated relative to the second component 42 around the axis of the bolt 431 in the fastening assembly 43 to a certain angle, so that the fixed cavity 4110 arranged in the fixed part 411 is inclined at a certain angle, so that the main cable 11 passing through the fixed cavity 4110 is arranged at an angle, so as to adapt to the slope of the terrain. At this time, the first gasket 433 still abuts against the lug 412, and the main cable 11 is still stably limited in the fixed cavity 4110, when the flexible photovoltaic support is installed in the mountainous, hilly and other environments with slope, the rotatable arrangement ensures that the main cable 11 is firmly limited in the fixed cavity 4110, and at the same time, the installation of the main cable 11 along the slope can be realized, and the terrain can be better adapted.

[0071] Referring to Figure 16 , the flexible photovoltaic support further comprises an anchor cable 5, one end of the anchor cable 5 is connected to the first beam 22, and the other end of the anchor cable 5 is connected to the ground or a pile foundation, so as to improve the stability and wind resistance of the flexible photovoltaic support.

[0072] In the embodiment, referring to Figure 16 , two anchor cables 5 are arranged, one end of each of the two anchor cables 5 is connected to the two ends of the first beam 22, and the other end of each of the two anchor cables 5 is connected to different positions of the ground or different pile foundations, so that the first beam 22 is balanced in stress. In other possible embodiments, one end of each of the two anchor cables 5 is connected to the two ends of the first beam 22, and the other end of each of the two anchor cables 5 is connected to the same position of the ground or the same pile foundation, and the two anchor cables 5 cooperate with the first beam 22 to form a triangular structure, thereby improving the stability of the overall structure of the flexible photovoltaic support.

[0073] The utility model discloses still disclose a kind of flexible photovoltaic array, including at least two rows of flexible photovoltaic support as described above, first wind resistance assembly and second wind resistance assembly, corresponding support frame 32 between adjacent rows of flexible photovoltaic support is connected by first wind resistance assembly, first wind resistance assembly can strengthen the wind resistance between the support frame 32 of different rows of photovoltaic support and the overall flexible photovoltaic array. The support frame 32 of first and last rows of flexible photovoltaic support is connected to fixed point by second wind resistance assembly, so be thus arranged, and multiple rows of flexible photovoltaic support form overall force system, to be able to better resist the influence of wind load to photovoltaic module, improve windproof effect.

[0074] In an embodiment, referring to Figure 13 and Figure 15The support frame 32 of the first row of flexible photovoltaic supports is connected with the support frame 32 of the second row of flexible photovoltaic supports through the first wind-resistant assembly, and the support frame 32 of the second row of flexible photovoltaic supports is connected with the support frame 32 of the third row of flexible photovoltaic supports through the first wind-resistant assembly, that is, the support frames 32 of any two adjacent rows of flexible photovoltaic supports are connected through the first wind-resistant assembly, and the first wind-resistant assembly is arranged in a continuous manner.

[0075] The same flexible photovoltaic support is provided with a plurality of column support structures 31, so that the flexible cable 1 between the two cable fixing structures 2 forms a plurality of sections, and each section of the flexible cable 1 corresponding to adjacent rows of flexible photovoltaic supports is arranged in a continuous manner through the first wind-resistant assembly.

[0076] Referring to Figure 9 , Figure 13 and Figure 14 , the first wind-resistant assembly comprises two first pull rods 61, the support frame 32 has at least four end portions, one end of the two first pull rods 61 is connected to the end portion of the support frame 32 of one flexible photovoltaic support connected with the wind-resistant cable 12, and the other end of the two first pull rods 61 is respectively connected to different end portions of the support frame 32 of adjacent rows of flexible photovoltaic supports connected with the same main cable 11. In the embodiment, one end of the two first pull rods 61 is connected to the first end portion 321 of one of the support frames 32, and the other end of the two first pull rods 61 is respectively connected to the second end portion 322 and the third end portion 323 of the adjacent support frame 32. The structure of the first pull rod 61 is the same as that of the support rod 320, and the second connecting portion 422 of the second component 42 is arranged through the connecting hole of the first pull rod 61.

[0077] Referring to Figure 15 , the first wind-resistant assembly comprises a third cable 62, the third cable 62 is connected to the first end portion 321 of a plurality of support frames 32, and the third cable 62 sequentially connects the plurality of support frames 32 to each other, so as to collectively resist wind force and improve the wind-resistant capability of the entire flexible photovoltaic array.

[0078] Specifically, the third cable 62 is sequentially arranged through the lifting ring bolts 33 connected to the plurality of support frames 32, and both ends of the third cable 62 are fixed to the lifting ring bolts 33 connected to the support frames 32 of the outer two rows of photovoltaic supports. In the embodiment, the third cable 62 is folded and fixed after being arranged through the lifting ring bolts 33.

[0079] Referring to Figure 18In another embodiment, the first wind-resistant assembly includes a second pull rod 63, two ends of the second pull rod 63 are connected to corresponding support frames 32 of adjacent rows of flexible photovoltaic supports respectively, and the second pull rod 63 is located between two first pull rods 61. Specifically, one end of the second pull rod 63 is connected to the main cable 11 of a flexible photovoltaic support, the other end of the second pull rod 63 is connected to the wind-resistant cable 12 of another adjacent flexible photovoltaic support, one end of the second pull rod 63 is connected to the fourth end portion 3244 of one of the support frames 32, the other end of the second pull rod 63 is connected to the first end portion 321 of another support frame 32, and the second pull rod 63 is located between two first pull rods 61. In this way, the connection stability of adjacent rows of flexible photovoltaic supports is further enhanced, thereby improving the wind resistance.

[0080] The two rows of flexible photovoltaic supports located on the outer side are provided with a second wind-resistant assembly for further enhancing the stability and wind resistance of the entire flexible photovoltaic array. Referring to Figure 14 and Figure 15 , the second wind-resistant assembly includes a first pull cable assembly and a second pull cable assembly, one end of the first pull cable assembly and the second pull cable assembly is connected to the support frame 32 of the first row or the last row of flexible photovoltaic supports, and the other end of the first pull cable assembly and the second pull cable assembly is connected to a fixed point, which is a pile foundation or the ground. The first pull cable assembly and the second pull cable assembly are arranged in an inverted V shape in the up-down direction, and a stable triangular structure is formed between the first pull cable assembly, the second pull cable assembly and the ground or the pile foundation, further improving the wind resistance of the multiple rows of flexible photovoltaic supports in the arrangement direction.

[0081] Referring to Figure 15, the first cable assembly includes two first cables 71, upper ends of the two first cables 71 are connected to the first end 321 and the second end 322 of the support frame 32, i.e. connected to the wind-resistant cable 12 and one of the main cables 11, lower ends of the two first cables 71 are connected to the same fixed point, the two first cables 71 are arranged in a V shape in the up-down direction; the second cable assembly includes two second cables 72, upper ends of the two second cables 72 are connected to the first end 321 and the third end 323 of the support frame 32, i.e. connected to the wind-resistant cable 12 and one of the main cables 11, lower ends of the two second cables 72 are connected to the same fixed point, the two second cables 72 are arranged in a V shape in the up-down direction. On the other row of flexible photovoltaic support frames located on the outer side, upper ends of the two first cables 71 are connected to the first end 321 and the fourth end 324 of the support frame 32, i.e. connected to the wind-resistant cable 12 and the other main cable 11, lower ends of the two first cables 71 are connected to one fixed point, the two first cables 71 are also arranged in a V shape in the up-down direction; upper ends of the two second cables 72 are connected to the first end 321 and the fourth end 324 of the support frame 32, i.e. connected to the wind-resistant cable 12 and the other main cable 11, lower ends of the two second cables 72 are connected to the other fixed point, the two second cables 72 are also arranged in a V shape in the up-down direction. In this way, the first cable assembly and the second cable assembly are symmetrically arranged, a stable triangular structure is formed between the two first cables 71 and the support frame 32, a stable triangular structure is also formed between the two second cables 72 and the support frame 32, and the upper and lower ends of the support frame 32 are connected to the ground, which can resist strong winds and provide effective support for the support frame 32 and the photovoltaic assembly, thereby strengthening the stability and wind resistance of the flexible photovoltaic array.

[0082] In other embodiments, the distance between the first cable assembly and the second cable assembly connected to one end of the support frame 32 is greater than the distance between the other end of the first cable assembly and the second cable assembly connected to the fixed point. Further, the other end of the first cable 71 and the second cable 72 is connected to the same fixed point. In this way, the first cable assembly and the second cable assembly are arranged in an inverted V shape, a stable triangular structure is formed between the first cable assembly, the second cable assembly and the support frame 32, which can also improve the stability and wind resistance of the flexible photovoltaic array.

[0083] The above embodiments are only used to illustrate the technical solutions described in the present application and not to limit the technical solutions described in the present application. The understanding of the present application should be based on the technical personnel in the art, although the present application has been described in detail with reference to the above embodiments, those skilled in the art should understand that the technical personnel in the art can still modify or equivalently replace the present application, and all technical solutions and improvements that do not deviate from the spirit and scope of the present application should be covered within the scope of the claims of the present application.

Claims

1. A flexible cable fixing structure (4) characterized by, The utility model relates to a flexible cable fixing structure, which comprises: a first component (41) comprising a fixed part (411) and two ear parts (412) connected to both ends of the fixed part (411), the fixed part (411) having a fixed cavity (4110) for the flexible cable (1) to pass through; a second component (42) comprising a first connecting part (421) for limiting the flexible cable (1) in the fixed cavity (4110) and a second connecting part (422) for connecting a cable support structure (3); and a fastening assembly (43) connecting the two ear parts (412) and the first connecting part (421).

2. A flexible cable fixation structure (4) according to claim 1, characterized in that: The first component (41) is rotatably fixed to the second component (42) around the axis of the fastening assembly (43).

3. A flexible cable fixation structure (4) according to claim 1, characterized in that: The fixed part (411) has a circular cross-sectional shape matching the outer contour of the flexible cable (1) and a cylindrical structure along the axis of the fixed cavity (4110), and an opening (4111) is arranged at the bottom of the fixed part (411), and one end of each of the two ear parts (412) is connected to the end of the fixed part (411) at the opening (4111).

4. A flexible cable fixation structure (4) according to claim 3, characterized in that The two ear parts (412) have a middle plane (M) between them, and each of the two ear parts (412) extends away from the middle plane (M) at an angle of 2-10° relative to the middle plane (M).

5. A flexible cable fixation structure (4) according to claim 1, characterized in that The first connecting part (421) is arranged between the two ear parts (412), the fastening assembly (43) comprises a bolt (431) and a nut (432), each of the ear parts (412) is provided with a first through hole (4120), the first connecting part (421) is provided with a second through hole (4210), the bolt (431) passes through the first through hole (4120) and the second through hole (4210) and is connected with the nut (432); The first connecting part (421) is a plate body, the width of the first connecting part (421) is not less than the width of the fixed part (411), and the second connecting part (422) is a threaded rod body.

6. A flexible cable fixation structure (4) according to claim 5, characterized in that: The ear part (412) is an elastic member, and the outer side of each ear part (412) is provided with a first gasket (433), a second gasket (434) is arranged between the nut (432) and the first gasket (433), the first gasket (433) is a flat gasket, and the second gasket (434) is an elastic gasket.

7. A flexible photovoltaic support, characterized in that, The utility model relates to a flexible cable fixing structure, which comprises: a flexible cable (1) for connecting a photovoltaic module; two cable fixing structures (2) for fixing both ends of the flexible cable (1); a cable support structure (3) arranged between the two cable fixing structures (2); and The flexible cable fixing structure (4) is the flexible cable fixing structure (4) of any one of claims 1-6, the flexible cable (1) is arranged in the fixing cavity (4110), the first connecting part (421) limits the flexible cable (1) in the fixing cavity (4110), and the second connecting part (422) is connected with the cable support structure (3).

8. The flexible photovoltaic mount of claim 7, wherein, The flexible cable (1) includes two main cables (11) and at least one wind-resistant cable (12) arranged below the main cables (11), the cable support structure (3) includes a support frame (32), the support frame (32) is connected with the main cables (11) and the wind-resistant cable (12), and the support frame (32) is connected with the main cables (11) through the flexible cable fixing structure (4).

9. The flexible photovoltaic mount of claim 8, wherein, The cable support structure (3) further includes a column support structure (31), and the main cables (11) and the wind-resistant cable (12) are connected to the column support structure (31) through the flexible cable fixing structure (4).

10. A flexible photovoltaic array, characterized by, The flexible photovoltaic array includes at least two rows of flexible photovoltaic supports and a first wind-resistant assembly, the flexible photovoltaic support is the flexible photovoltaic support of any one of claims 8 or 9, the support frames (32) corresponding to adjacent rows of the flexible photovoltaic supports are connected through the first wind-resistant assembly, The first wind-resistant assembly includes two first pull rods (61), the support frame (32) has at least four end portions, one end of the two first pull rods (61) is connected to the end portion of the support frame (32) of one flexible photovoltaic support connected with the wind-resistant cable (12), and the other end of the two first pull rods (61) is respectively connected to the different end portions of the support frame (32) of adjacent rows of flexible photovoltaic supports connected with the same main cable (11); The first wind-resistant assembly further includes a second pull rod (63), two ends of the second pull rod (63) are respectively connected to the corresponding support frames (32) of adjacent rows of the flexible photovoltaic supports, and the second pull rod (63) is located between the two first pull rods (61).

11. The flexible photovoltaic array of claim 10, wherein, The flexible photovoltaic array includes a second wind-resistant assembly, the second wind-resistant assembly includes a first cable assembly and a second cable assembly, one end of the first cable assembly and the second cable assembly is connected to the same support frame (32) of the first row or the last row of the flexible photovoltaic supports, the other end of the first cable assembly and the other end of the second cable assembly are respectively connected to a fixed point, and the first cable assembly and the second cable assembly are arranged in an inverted V shape in the up-down direction.

12. The flexible photovoltaic array of claim 10, wherein, The cable fixing structure (2) includes a first column (21) and a first beam (22) fixed to the top end of the first column (21), the cross section of the first beam (22) is circular or annular, and one end of the wind-resistant cable (12) is arranged around the outer peripheral surface of the first beam (22) and is fixed through a fastener.

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