Flexible tracking photovoltaic support

Abstract

A flexible tracking photovoltaic support disclosed by the utility model comprises a main rope assembly, a support body, a crossbeam assembly and a driving assembly, the main rope assembly comprises a plurality of main ropes arranged in parallel, a photovoltaic assembly is laid on the main ropes, the support body is erected on the ground, and the crossbeam assembly is rotatably connected with the support body. Two ends of the main cable assembly are fixed on the crossbeam assembly. The driving assembly is in transmission connection with the crossbeam assembly to drive the crossbeam assembly to rotate. According to the flexible tracking photovoltaic support disclosed by the utility model, the driving assembly drives the cross beam assembly to rotate so as to drive the photovoltaic assembly to rotate, the inclination angle of the photovoltaic assembly can be adjusted so as to adapt to the solar elevation angle, the effective illumination time and illumination area of the photovoltaic assembly can be improved, and the photovoltaic power generation efficiency can be improved; meanwhile, the arrangement of the cross beam assembly can improve the structural stability of the flexible tracking photovoltaic support.

Description

Technical Field

[0001] The utility model relates to the technical field of flexible photovoltaics, and more specifically, to a flexible tracking photovoltaic bracket. Background Art

[0002] With the rapid development of the photovoltaic industry, flexible photovoltaic systems have been rapidly developed to adapt to various complex terrain conditions such as mountains, deserts, and forests. Existing flexible photovoltaic brackets are usually fixed structures with steel strands as the main load-bearing cables. The two ends of the load-bearing cables are fixed to the columns of the end brackets. The pitch angle of the photovoltaic module cannot be adjusted according to the change of the sun's position, and it is difficult to adapt to the change of the sun's angle of illumination, which is not conducive to improving the power generation efficiency.

[0003] Therefore, how to increase the effective illumination time and illumination area of ​​photovoltaic modules to improve photovoltaic power generation efficiency has become a technical problem that needs to be solved urgently by those skilled in the art. Utility Model Content

[0004] In view of this, the purpose of the utility model is to provide a flexible tracking photovoltaic bracket to increase the effective illumination time and illumination area of ​​photovoltaic components, so as to improve the efficiency of photovoltaic power generation.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A flexible tracking photovoltaic bracket, comprising:

[0007] A main cable assembly, comprising a plurality of main cables arranged in parallel, on which the photovoltaic modules are laid;

[0008] A support body, wherein the support body is erected on the ground;

[0009] A crossbeam assembly, the crossbeam assembly is rotatably connected to the bracket body, and both ends of the main cable assembly are fixed on the crossbeam assembly;

[0010] A driving assembly is connected to the crossbeam assembly in a transmission manner to drive the crossbeam assembly to rotate.

[0011] Optionally, in the above-mentioned flexible tracking photovoltaic bracket, the driving assembly is arranged on the bracket body.

[0012] Optionally, in the above-mentioned flexible tracking photovoltaic bracket, the driving assembly corresponds to the beam assembly one by one, and the driving assembly includes a driving motor and a slewing reducer. The driving motor provides power for the slewing reducer, and the slewing reducer is transmission-connected to the beam assembly.

[0013] Optionally, in the above-mentioned flexible tracking photovoltaic bracket, the bracket body includes end brackets and a middle column located between the end brackets;

[0014] The crossbeam assembly includes an end crossbeam that mates with the end bracket and a middle crossbeam that mates with the middle column.

[0015] Optionally, in the above flexible tracking photovoltaic support, the end bracket includes:

[0016] A strut, the first end of the strut is connected to the ground;

[0017] A tie rod, the first end of the tie rod is connected to the ground, the second end is connected to the second end of the strut through a first mounting seat, a slewing speed reducer is installed on the first mounting seat, and the end crossbeam is rotatable relative to the first mounting seat.

[0018] Optionally, in the above flexible tracking photovoltaic support, the strut is arranged obliquely and extends from the end of the main cable to the middle, so that the strut forms an angle less than 90° with the plane where the main cable is located.

[0019] Optionally, in the above flexible tracking photovoltaic support, the first mounting seat includes a first mounting portion, a second mounting portion and a connecting ear plate, the second end of the strut is connected to the first mounting portion, the slewing speed reducer is connected to the second mounting portion, and the tie rod is connected to the connecting ear plate.

[0020] Optionally, in the above flexible tracking photovoltaic support, a second mounting seat is provided on the middle column, and the slewing speed reducer connected to the middle crossbeam is arranged on the second mounting seat.

[0021] Optionally, in the above flexible tracking photovoltaic support, the main cable passes through the end crossbeam and is fixed by a cable anchor, and the cable anchor abuts against the end crossbeam;

[0022] The main cable is connected to the middle crossbeam through a connecting piece.

[0023] Optionally, in the above flexible tracking photovoltaic support, the slewing speed reducer corresponding to the end crossbeam is rotatably arranged coaxially with the end crossbeam on the first mounting seat;

[0024] The slewing speed reducer corresponding to the middle crossbeam is rotatably arranged coaxially with the middle crossbeam on the second mounting seat.

[0025] For the flexible tracking photovoltaic support disclosed by the present utility model, the drive assembly drives the crossbeam assembly to rotate, thereby driving the photovoltaic module to rotate, capable of adjusting the tilt angle of the photovoltaic module to adapt to the solar altitude angle, capable of increasing the effective illumination time and illumination area of the photovoltaic module, and capable of improving the photovoltaic power generation efficiency; meanwhile, the setting of the crossbeam assembly can improve the structural stability of the flexible tracking photovoltaic support. Description of the Drawings

[0026] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0027] Figure 1 The front view of the flexible tracking photovoltaic support disclosed in the embodiment of the present invention;

[0028] Figure 2 The side view of the flexible tracking photovoltaic support disclosed in the embodiment of the present invention;

[0029] Figure 3 The top view of the flexible tracking photovoltaic support disclosed in the embodiment of the present invention;

[0030] Figure 4 The side view of the flexible tracking photovoltaic support in the tracking state disclosed in the embodiment of the present invention;

[0031] Figure 5 The overall structure diagram of the flexible tracking photovoltaic support disclosed in the embodiment of the present invention;

[0032] Figure 6 The partial enlarged view of the flexible tracking photovoltaic support disclosed in the embodiment of the present invention;

[0033] Figure 7 The structure diagram of the first mounting seat disclosed in the embodiment of the present invention;

[0034] Figure 8 The structure diagram of the second mounting seat disclosed in the embodiment of the present invention;

[0035] Figure 9 The structure diagram of the connection between the end cross beam and the end support disclosed in the embodiment of the present invention;

[0036] Figure 10 The structure diagram of the middle cross beam and the middle column disclosed in the embodiment of the present invention.

[0037] Among them, 100 is the main cable assembly, and 110 is the main cable;

[0038] 200 is the support body, 210 is the end support, 211 is the pressure bar, 212 is the tension bar, 213 is the first mounting seat, 2131 is the first mounting part, 2132 is the second mounting part, 2133 is the connecting ear plate, 220 is the middle column, 221 is the second mounting seat, and 2211 is the reinforcing plate;

[0039] 300 is the drive assembly, 310 is the drive motor, and 320 is the slewing speed reducer;

[0040] 400 is the crossbeam assembly, 410 is the end crossbeam, and 420 is the middle crossbeam;

[0041] 500 is the photovoltaic module;

[0042] 600 is the cable anchor. Detailed implementation manners

[0043] The core of the present utility model lies in disclosing a flexible tracking photovoltaic bracket to increase the effective illumination time and illumination area of the photovoltaic module, so as to improve the photovoltaic power generation efficiency.

[0044] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0045] As Figure 5 and Figure 6 shown, an embodiment of the present utility model discloses a flexible tracking photovoltaic bracket, including a main cable assembly 100, a bracket body 200, a crossbeam assembly 400, and a drive assembly 300.

[0046] Among them, as Figure 3 shown, the main cable assembly 100 includes multiple main cables 110 arranged in parallel, at least two, to support the photovoltaic module 500. The photovoltaic module 500 is laid on the main cables 110. The bracket body 200 is erected on the ground to play a supporting role. The crossbeam assembly 400 is arranged on the bracket body 200 and is rotatably connected to the bracket body 200. Both ends of the main cable assembly 100 are fixed to the crossbeam assembly 400. The crossbeam assembly 400 plays a supporting role for the main cable assembly 100. The photovoltaic modules 500 are distributed in an array form on the main cables 110. The drive assembly 300 is in transmission connection with the crossbeam assembly 400 to drive the crossbeam assembly 400 to rotate, thereby driving the photovoltaic module 500 to rotate to adapt to the solar altitude angle.

[0047] For the flexible tracking photovoltaic bracket disclosed in the embodiment of the present utility model, the drive assembly 300 drives the crossbeam assembly to rotate, thereby driving the photovoltaic module 500 to rotate, which can adjust the tilt angle of the photovoltaic module 500 to adapt to the solar altitude angle, can increase the effective illumination time and illumination area of the photovoltaic module 500, and can improve the photovoltaic power generation efficiency; at the same time, the setting of the crossbeam assembly 400 can improve the structural stability of the flexible tracking photovoltaic bracket.

[0048] It should be noted that there are various implementation manners for the driving assembly 300 to drive the crossbeam assembly 400 to rotate. Specifically, the piston rod of the driving cylinder can be connected to the crossbeam assembly 400, and the photovoltaic assembly 500 can be driven to rotate by driving the lifting of the crossbeam assembly 400; or the electric telescopic rod can be connected to the crossbeam assembly 400, and the photovoltaic assembly 500 can be driven to rotate by driving the lifting of the crossbeam assembly 400; or the jack mechanism can be used to drive the lifting of the crossbeam assembly 400 to drive the photovoltaic assembly 500 to rotate. Of course, it can also be realized by other means.

[0049] In some specific embodiments, the driving assembly 300 is arranged on the support body 200. The driving assemblies 300 and the crossbeam assemblies 400 are in one-to-one correspondence. Specifically, it includes a driving motor 310 and a slewing speed reducer 320. The driving motor 310 provides power for the slewing speed reducer 320. The slewing speed reducer 320 is in transmission connection with the crossbeam assembly 400 to drive the crossbeam assembly 400 to rotate. Specifically, the slewing speed reducer 320 can be coaxially and rotatably arranged on the support body 200 with the crossbeam assembly 400, that is, the output shaft of the slewing speed reducer 320 is connected to the crossbeam assembly 400, and the rotation of the slewing speed reducer 320 drives the crossbeam assembly 400 to rotate. In some other specific embodiments, the driving assembly 300 further includes a transmission shaft, and the transmission shaft is connected to the crossbeam assembly 400 to realize the synchronous rotation of each photovoltaic assembly 500. Preferably, the slewing speed reducer 320 is a worm and worm wheel slewing speed reducer.

[0050] As Figure 1 shown, the support body 200 includes end supports 210 at both ends in the extending direction of the main cable 110 and a plurality of middle columns 220 between the two end supports 210. The crossbeam assembly 400 includes end crossbeams 410 cooperating with the end supports 210 and middle crossbeams 420 cooperating with the middle columns 220.

[0051] As Figure 2 and Figure 4 shown, in some specific embodiments, the end support 210 includes a compression rod 211 and a tension rod 212. One end of the compression rod 211 is connected to the ground, which can be fixedly connected or hinged. One end of the tension rod 212 is connected to the ground, which can be fixedly connected or hinged. The second end of the tension rod 212 is connected to the second end of the compression rod 211 through a first mounting seat 213. The slewing speed reducer 320 is installed on the first mounting seat 213, and the end crossbeam 410 is rotatable relative to the first mounting seat 213. In order to ensure the structural stability of the end support 210, in some specific embodiments, as Figure 2 and Figure 9As shown, there are two tie rods 212 , and the two tie rods 212 and the compression rod 211 form a triangular structure. This arrangement can improve the structural stability of the end bracket 210 .

[0052] In some specific embodiments, Figure 9 As shown, the compression rod 211 is arranged obliquely and extends from the end of the main cable 110 to the middle, so that the compression rod 211 and the plane where the main cable 110 is located form an inclination angle less than 90°. This arrangement can improve the wind resistance of the end bracket 210.

[0053] like Figure 7 and Figure 9 As shown, in some specific embodiments, the first mounting seat 213 includes a first mounting portion 2131, a second mounting portion 2132 and a connecting ear plate 2133. The second end of the pressure rod 211 is connected to the first mounting portion 2131, specifically by a detachable connection method, such as a flange connection or a bolt connection; the rotary reducer 320 corresponding to the end cross beam 410 is connected to the second mounting portion 2132, specifically by a flange connection method; the rotary reducer 320 corresponding to the end cross beam 410 is coaxially rotatably arranged on the first mounting seat 213 with the end cross beam 410, and the pull rod 212 is connected to the connecting ear plate 2133. Figure 2 and Figure 4 As shown, the number of the pull rods 212 shown in the figure is two, and the number of the connecting ear plates 2133 is two.

[0054] like Figure 10 and Figure 8 As shown, a second mounting seat 221 is provided on the middle column 220, and a slewing reducer 320 connected to the middle cross beam 420 is provided on the second mounting seat 221 and is coaxially rotatable with the middle cross beam 420. In order not to affect the rotation of the middle cross beam 420, the position where the middle cross beam 420 matches the second mounting seat 221 is arranged in an upward convex manner, and the second mounting seat 221 is arranged in an L-shape as a whole. Figure 8 In order to ensure the structural strength of the second mounting base 221, the second mounting base 221 includes reinforcing plates 2211 arranged in a triangular shape.

[0055] The flexible tracking photovoltaic bracket disclosed in the embodiment of the utility model is as follows: Figure 9 As shown, the end of the main cable 110 is fixed by a cable anchor 600. Specifically, the main cable 110 passes through the end cross beam 410 and is fixed by the cable anchor 600. The cable anchor 600 abuts against the end cross beam 410, and the middle part of the main cable 110 is connected to the middle cross beam 420 through a connecting piece.

[0056] It should be noted that the various embodiments in this specification are described in a progressive manner. Each embodiment focuses on the differences from other embodiments. For the same or similar parts among the embodiments, reference can be made to each other.

[0057] As shown in this application and the claims, unless the context clearly indicates otherwise, words such as "a", "an", "one", and / or "the" are not specifically singular and may also include the plural. Generally speaking, the terms "comprising" and "including" only indicate the inclusion of the clearly identified steps and elements, and these steps and elements do not constitute an exclusive list. A method or device may also include other steps or elements. An element defined by the statement "comprising one..." does not exclude the existence of another identical element in the process, method, commodity, or device that includes the element.

[0058] The terms "connected" and "coupled" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0059] Hereinafter, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features.

[0060] Specific examples are used herein to elaborate on the principles and implementation manners of the present invention. The description of the above embodiments is only used to help understand the core idea of the present invention. It should be noted that for those of ordinary skill in the art of this technology, without departing from the principle of the present invention, several improvements and modifications can be made to the present invention, and these improvements and modifications also fall within the protection scope of the claims of the present invention.

Claims

1. A flexible tracking photovoltaic bracket, characterized in that: include: A main cable assembly (100) comprises a plurality of main cables (110) arranged in parallel, and a photovoltaic assembly (500) is laid on the main cables (110); A support body (200), wherein the support body (200) is erected on the ground; A crossbeam assembly (400), the crossbeam assembly (400) being rotatably connected to the support body (200), and both ends of the main cable assembly (100) being fixed to the crossbeam assembly (400); A driving assembly (300), the driving assembly (300) being drivingly connected to the crossbeam assembly (400) to drive the crossbeam assembly (400) to rotate.

2. The flexible tracking photovoltaic bracket according to claim 1, characterized in that: The driving assembly (300) is arranged on the support body (200).

3. The flexible tracking photovoltaic bracket according to claim 2, characterized in that: The drive assembly (300) corresponds to the crossbeam assembly (400) in a one-to-one manner. The drive assembly (300) comprises a drive motor (310) and a rotary reducer (320). The drive motor (310) provides power for the rotary reducer (320). The rotary reducer (320) is in transmission connection with the crossbeam assembly (400).

4. The flexible tracking photovoltaic bracket according to claim 3, characterized in that: The support body (200) comprises end supports (210) and a middle column (220) located between the end supports (210); The crossbeam assembly (400) comprises an end crossbeam (410) matched with the end bracket (210) and a middle crossbeam (420) matched with the middle column (220).

5. The flexible tracking photovoltaic bracket according to claim 4, characterized in that: The end bracket (210) comprises: A pressure rod (211), wherein a first end of the pressure rod (211) is connected to the ground; A pull rod (212), wherein the first end of the pull rod (212) is connected to the ground, and the second end is connected to the second end of the pressure rod (211) via a first mounting seat (213); the rotary reducer (320) is mounted on the first mounting seat (213); and the end cross beam (410) is rotatable relative to the first mounting seat (213).

6. The flexible tracking photovoltaic bracket according to claim 5, characterized in that: The pressure rod (211) is arranged obliquely and extends from the end of the main cable (110) to the middle, so that the pressure rod (211) and the plane where the main cable (110) is located form an inclination angle less than 90°.

7. The flexible tracking photovoltaic bracket according to claim 6, characterized in that: The first mounting seat (213) comprises a first mounting portion (2131), a second mounting portion (2132) and a connecting ear plate (2133); the second end of the pressure rod (211) is connected to the first mounting portion (2131), the rotary reducer (320) is connected to the second mounting portion (2132), and the pull rod (212) is connected to the connecting ear plate (2133).

8. The flexible tracking photovoltaic bracket according to claim 5, characterized in that: A second mounting seat (221) is provided on the middle column (220), and the rotary reducer (320) which is transmission-connected to the middle crossbeam (420) is provided on the second mounting seat (221).

9. The flexible tracking photovoltaic bracket according to claim 5, characterized in that: The main cable (110) passes through the end cross beam (410) and is fixed by a cable anchor (600), wherein the cable anchor (600) abuts against the end cross beam (410); The main cable (110) is connected to the middle crossbeam (420) via a connecting piece.

10. The flexible tracking photovoltaic bracket according to claim 8, characterized in that: The rotary reducer (320) corresponding to the end cross beam (410) is coaxially rotatably arranged on the first mounting seat (213) with the end cross beam (410); The rotary reducer (320) corresponding to the middle cross beam (420) is coaxially rotatably arranged on the second mounting seat (221) with the middle cross beam (420).

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