A photovoltaic bracket

Abstract

The present invention relates to the field of photovoltaic brackets and discloses a photovoltaic bracket comprising a bottom frame and a support plate, wherein support plates are provided at four corners of the bottom frame through a folding structure, a top plate is provided at the top of the support plate through a plug-in structure, a flip frame is provided between two of the top plates through a first flip structure, a plurality of flip plates are provided in the flip frame through a second flip structure, a plurality of first photovoltaic panels are installed at equal intervals on each of the flip plates, a plurality of lifting frames are provided above the flip plates through a first unfolding structure, and by providing a plurality of second photovoltaic panels, the light-receiving area can be increased in an environment with the same floor space, thereby improving the utilization rate of light, and the provision of the first reflector and the second reflector can be used to reduce the shadow area blocked on the first photovoltaic panel and the second photovoltaic panel, so that the first photovoltaic panel and the second photovoltaic panel can better receive light and convert solar energy into electrical energy for utilization.

Description

Technical Field

[0001] The present invention relates to the technical field of photovoltaic brackets, and in particular to a photovoltaic bracket. Background Art

[0002] Photovoltaic brackets are special brackets designed for placing, installing and fixing solar panels in solar photovoltaic power generation systems. They are generally made of aluminum alloy, carbon steel and stainless steel.

[0003] In the prior art, a photovoltaic bracket is driven by a servo motor in a rotating assembly to rotate a rotating rod, so that an airbag can be quickly laid on the surface of the board under the guidance of a slider. The airbag is then quickly inflated by a blower to offset the impact of falling hail. The airbag is protected by the upper and lower hail-proof cloths, and the smooth surface can guide hail to slide down quickly, reducing the possibility of hail, rain or snow staying on the upper hail-proof cloth, and facilitating the recovery of the airbag.

[0004] However, in the prior art, solar photovoltaic panels are generally installed closely to each other on photovoltaic brackets. The photovoltaic brackets occupy a large space, the light-receiving area on the photovoltaic brackets is limited, and the operation is more troublesome when repairing photovoltaic panels at a higher position or near the middle position on the photovoltaic brackets. Therefore, there is room for improvement. Summary of the Invention

[0005] In order to solve the problems raised in the above background technology, the present invention provides a photovoltaic bracket.

[0006] The photovoltaic bracket provided by the present invention adopts the following technical solution:

[0007] A photovoltaic bracket comprises a bottom frame and a support plate, wherein support plates are provided at the four corners above the bottom frame through a folding structure, a top plate is provided at the top of the support plate through a plug-in structure, a flip frame is provided between the two top plates through a first flip structure, multiple flip plates are provided in the flip frame through a second flip structure, multiple first photovoltaic panels are installed at equal intervals above each of the flip plates, multiple lifting frames are provided above the flip plates through a first unfolding structure, multiple unfolding plates are provided in the lifting frame through a second unfolding structure, a second photovoltaic panel is installed above each of the unfolding plates, and each group of multiple unfolding plates is stepped in the lifting frame, a first reflector is installed under the lifting frame, a second reflector is installed under each of the unfolding plates, and each lifting frame is located directly above two adjacent first photovoltaic panels.

[0008] Preferably, the second expansion structure includes a plurality of first grooves opened on the left and right sides of the lower side of the lifting frame, wherein a first bidirectional screw is rotatably passed through one group of the first grooves, and a first guide rod is fixedly passed through another group of the first grooves, the thread directions of the two sections of the first bidirectional screw in the first groove are opposite, and a first rotating block is fixedly sleeved on the rear end of the first bidirectional screw passing through the lifting frame, and two first moving blocks are slidably set in each of the first grooves, wherein a thread groove for the first bidirectional screw to pass through is opened on one group of the first moving blocks, and a through hole for the first guide rod to movably pass through is opened on the other group of the first moving blocks, and each of the first moving blocks is rotatably connected to a first expansion bar, and the top end of the first expansion bar is rotatably connected to the corresponding expansion plate.

[0009] Preferably, the first expansion structure includes multiple groups of second grooves opened on both sides of the flip plate, each group of two second grooves is distributed between two adjacent first photovoltaic panels, and two second moving blocks are slidably arranged in each second groove, a second guide rod is fixedly inserted into the second groove on the left, and a second bidirectional screw is rotatably inserted into the second groove on the right, a thread groove for the second bidirectional screw to pass through is opened on the second moving block on the right, and a through hole for the second guide rod to movably pass through is opened on the second moving block on the left, and the thread directions of the two sections of the second bidirectional screw in each second groove are opposite, and the second moving block is rotatably connected to the second expansion bar, and the top end of the second expansion bar is connected to the corresponding lifting frame, and the second bidirectional screw passing through the flip plate is fixedly sleeved with a second rotating block.

[0010] Preferably, the first flip structure includes a fixed plate connected to the middle of the bottom of the top plate, and a rotating column is rotated through the two fixed plates. A connecting plate is fixedly sleeved on the rotating column near both ends, and the top end of the connecting plate is connected to the flip frame. A first positioning structure is provided between the rotating column and the top plate.

[0011] The two guide rails are connected to each other with a plurality of guide rails at a plurality of positions, and the guide rails are connected to the plurality of guide rails at a plurality of positions.

[0012] Preferably, the second flip structure includes openings that are evenly spaced on the flip frame, and multiple flip plates are arranged in the corresponding openings. A connecting frame is connected to the middle of the bottom of each flip plate, and a flip sleeve is installed at the bottom end of the connecting frame. The flip sleeve is movably mounted on the rotating column, and a second positioning structure is provided between the connecting frame and the flip frame.

[0013] Preferably, the second positioning structure includes two movable plates that movably pass through the two side surfaces of the connecting frame, and the two movable plates are connected to a positioning rod on one end away from each other, and a positioning block is connected to the bottom of the flip frame near the position of the movable plate, and the positioning rod movably passes through the positioning hole opened on the positioning block, and two connecting blocks are connected to the bottom of the flip plate near the middle, and a rotating tube is rotatably passed through the two connecting blocks, and a thread is provided on the inner wall of the rotating tube. The left and right sections of the thread on the inner wall of the rotating tube are in opposite directions, and a first threaded rod is rotatably inserted into both ends of the rotating tube, and a threaded groove for the first threaded rod to be rotatably inserted is provided on the end surface of the movable plate.

[0014] Preferably, the folding structure includes fan-shaped plates installed at the four corners above the bottom frame, and each group of two fan-shaped plates are rotatably connected by a rotating shaft. A rotating plate is fixedly sleeved on the rotating shaft, and a sleeve groove that is movably sleeved on the rotating plate is provided on the bottom end surface of the support plate. A positioning bar is provided at the bottom end of one side surface of the support plate, and the positioning bar is movably inserted into the vertical slot provided on the fan-shaped plate.

[0015] Preferably, the plug-in structure includes an insert block mounted on the top of the support plate, the insert block is movably inserted into a slot provided on the top plate, a second threaded rod is rotated through the threaded groove on the side of the top plate near the insert block, one end of the second threaded rod is movably inserted into a positioning hole provided on the insert block, and a turntable is fixedly sleeved on the second threaded rod.

[0016] In summary, the present invention has the following beneficial technical effects:

[0017] The present invention arranges multiple lifting frames and second photovoltaic panels above a flip frame on which a first photovoltaic panel is arranged, and multiple second photovoltaic panels distributed in a stepped manner are arranged in each lifting frame, and a second reflector is arranged under each unfolding panel on which a second photovoltaic panel is installed, and a first reflector is arranged under the lifting frame. By arranging multiple second photovoltaic panels, the light-receiving area can be increased in an environment with the same floor space, thereby improving the utilization rate of light, and the arrangement of the first reflector and the second reflector can be used to reduce the shadow area blocked on the first photovoltaic panel and the second photovoltaic panel, so that the first photovoltaic panel and the second photovoltaic panel can better receive light and convert solar energy into electrical energy for utilization;

[0018] The present invention provides a first deployment structure and a second deployment structure. The first deployment structure can deploy or fold the lifting frame on the flip frame, and the second deployment structure can deploy or fold multiple second photovoltaic panels in the lifting frame. Therefore, when the lifting frame is folded into the flip frame and the second photovoltaic panels are folded into the lifting frame, the space occupied by the bracket can be reduced, thereby facilitating transportation.

[0019] The present invention is provided with a folding structure and a plug-in structure, which not only facilitates the installation of the photovoltaic bracket, but also allows the photovoltaic bracket to be disassembled, thereby reducing the space occupied by the bracket during transportation, making transportation more convenient;

[0020] The present invention is provided with a first flip structure and a second flip structure. The first flip structure can rotate the flip frame and multiple flip plates as a whole, thereby facilitating the inspection or replacement of the first photovoltaic panel or the second photovoltaic panel at the top and the middle of the photovoltaic bracket. At the same time, the second flip structure can also be used to rotate the flip plate individually in the flip frame, thereby facilitating the inspection or replacement of the corresponding first photovoltaic panel or the second photovoltaic panel on a certain flip plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic structural diagram of a photovoltaic bracket according to an embodiment of the present invention;

[0022] Figure 2 In the embodiment of the present invention Figure 1 A magnified view of the structure at point A;

[0023] Figure 3 This is a schematic diagram of the structure below the flip frame in an embodiment of the present invention;

[0024] Figure 4 In the embodiment of the present invention Figure 3 A magnified view of the structure at point B;

[0025] Figure 5 In the embodiment of the present invention Figure 3 A magnified view of the structure at C;

[0026] Figure 6 is a schematic structural diagram of a flip frame in an embodiment of the present invention;

[0027] Figure 7 In the embodiment of the present invention Figure 6 A magnified view of the structure at D;

[0028] Figure 8 This is a schematic diagram of the structure of the lifting frame after the second photovoltaic expansion in an embodiment of the present invention;

[0029] Figure 9 It is a schematic diagram of the internal structure of the lifting frame in an embodiment of the present invention.

[0030] Explanation of reference numerals: 1, bottom frame; 2, support plate; 3, top plate; 4, flip frame; 5, lifting frame; 6, flip plate; 7, first photovoltaic panel; 8, first reflector; 9, unfolding plate; 10, second photovoltaic panel; 11, second reflector; 12, first groove; 13, first bidirectional screw; 14, first moving block; 15, first unfolding strip; 16, first rotating block; 17, second groove; 18, second bidirectional screw; 19, second moving block; 20, second unfolding strip; 21, fixing plate; 22, rotating column; 23, connecting plate; 24, T-shaped plate; 25, sleeve frame; 26, spring Spring; 27, pull rod; 28, drive frame; 29, drive plate; 30, drive slot; 31, connecting strip; 32, through-plate; 33, first through-slot; 34, second through-slot; 35, positioning plate; 36, storage slot; 37, flip sleeve; 38, connecting frame; 39, opening; 40, connecting block; 41, rotating tube; 42, first threaded rod; 43, moving plate; 44, positioning block; 45, positioning rod; 46, positioning slot; 47, fan-shaped plate; 48, rotating shaft; 49, rotating plate; 50, positioning strip; 51, vertical slot; 52, insert block; 53, second threaded rod; 54, turntable. DETAILED DESCRIPTION

[0031] The following is combined with Figures 1-9 The present invention is described in further detail.

[0032] Reference Figures 1-9, the embodiment of the present invention discloses a photovoltaic bracket, including a bottom frame 1 and a support plate 2, the four corners of the bottom frame 1 are provided with support plates 2 through a folding structure, the top of the support plate 2 is provided with a top plate 3 through a plug-in structure, a flip frame 4 is provided between the two top plates 3 through a first flip structure, a plurality of flip plates 6 are provided in the flip frame 4 through a second flip structure, a plurality of first photovoltaic panels 7 are installed on each flip plate 6 at equal intervals, a plurality of lifting frames 5 are provided above the flip plate 6 through a first unfolding structure, a plurality of unfolding plates 9 are provided in the lifting frame 5 through a second unfolding structure, the heights of the plurality of unfolding plates 9 increase from front to back, and the lower unfolding plate 9 is partially inserted into the lower portion of the adjacent upper unfolding plate 9, a second photovoltaic panel 10 is installed on each unfolding plate 9, and each group of multiple The unfolding plate 9 is stepped in the lifting frame 5, and a first reflector 8 is installed under the lifting frame 5. A second reflector 11 is installed under each unfolding plate 9. Each lifting frame 5 is located directly above two adjacent first photovoltaic panels 7. The arrangement of multiple second photovoltaic panels 10 in the lifting frame 5 can cooperate with the first photovoltaic panel 7 to increase the light-receiving area and improve the utilization rate of solar energy by occupying a certain area. The arrangement of the first reflector 8 under the lifting frame 5 can reflect light to reduce the shadow area of ​​the first photovoltaic panel 7 blocked by the lifting frame 5. The arrangement of the second reflector 11 under the unfolding plate 9 can reduce the shadow area on the second photovoltaic panel 10 blocked by the unfolding plate 9, further increase the light-receiving area on the photovoltaic bracket, and improve the utilization rate of light energy.

[0033] See also Figure 6-Figure 9 The second deployment structure includes a plurality of first grooves 12 on the left and right sides below the lifting frame 5, wherein a first bidirectional screw 13 is rotated through one group of the first grooves 12, and a first guide rod is fixedly passed through another group of the first grooves 12. The thread directions of the two sections of the first bidirectional screw 13 in the first grooves 12 are opposite, and a first rotating block 16 is fixedly sleeved on the rear end of the first bidirectional screw 13 passing through the lifting frame 5. Two first moving blocks 14 are slidably arranged in each first groove 12, wherein a thread groove for the first bidirectional screw 13 to pass through is opened on one group of the first moving blocks 14, and a thread groove for the first bidirectional screw 13 to pass through is opened on the other group of the first moving blocks 14. A through hole through which a guide rod moves, each first moving block 14 is rotatably connected to a first expansion bar 15, the top of the first expansion bar 15 is rotatably connected to the corresponding expansion plate 9, and the lengths of the multiple groups of first expansion bars 15 are from front to back and increase progressively. When the first bidirectional screw 13 is rotated by the first rotating block 16, the two first moving blocks 14 of each group move synchronously toward the middle in the corresponding first groove 12. Since the moving distance of each group of first moving blocks 14 is the same and the lengths of the multiple groups of first expansion bars 15 are different, the multiple groups of expansion panels 9 and the second photovoltaic panels 10 can be expanded to different heights in the lifting frame 5, so as to better receive light;

[0034] The first deployment structure includes multiple groups of second grooves 17 opened on both sides of the flip plate 6, each group of two second grooves 17 is distributed between two adjacent first photovoltaic panels 7, and two second moving blocks 19 are slidably set in each second groove 17. A second guide rod is fixedly inserted into the second groove 17 on the left, and a second bidirectional screw 18 is rotatably inserted into the second groove 17 on the right. A threaded groove for the second bidirectional screw 18 to pass through is opened on the second moving block 19 on the right, and a through hole for the second guide rod to pass through is opened on the second moving block 19 on the left. The second bidirectional screw 18 is located at each second The thread directions at the two sections in the groove 17 are opposite. The second moving block 19 is rotatably connected to the second expansion strip 20. The top end of the second expansion strip 20 is connected to the corresponding lifting frame 5. The second bidirectional screw 18 passes through the flip plate 6 and is fixed with a second rotating block. When the second bidirectional screw 18 is rotated by the second rotating block, each group of two second moving blocks 19 moves synchronously toward the middle, and the lifting frame 5 is pushed up from the flip plate 6 through the second expansion strip 20. While the first photovoltaic panel 7 can receive better light, the second photovoltaic panel 10 in the raised lifting frame 5 is cooperated to further increase the light-receiving area on the bracket.

[0035] See also Figure 3-Figure 5 The first flip structure includes a fixed plate 21 connected to the middle of the bottom of the top plate 3, and a rotating column 22 is rotated through the two fixed plates 21. A connecting plate 23 is fixedly sleeved near both ends of the rotating column 22. The top of the connecting plate 23 is connected to the flip frame 4. A first positioning structure is provided between the rotating column 22 and the top plate 3;

[0036] The first positioning structure includes two T-shaped plates 24 connected to the rotating column 22 near the middle, and a sleeve frame 25 is movably provided on the T-shaped plate 24. A pull rod 27 is connected between the two sleeve frames 25, and a spring 26 is connected between the sleeve frame 25 and the T-shaped plate 24. A pull rod 27 is connected between the two sleeve frames 25. A driving plate 29 is movably passed through each T-shaped plate 24, and a driving groove 30 is provided on the driving plate 29. A driving frame 28 is connected to the sleeve frame 25, and the driving frame 28 movably passes through the driving groove 30. The two driving plates 29 are connected to a connecting strip 31 at the upper part of one side away from each other. One end of the connecting strip 31 is connected to a through plate 32, and the through plate 32 passes through a first through slot 33 provided on the rotating column 22. Receiving grooves 36 are provided on both sides of the flip frame 4, and a second through slot 34 is provided in the middle of the lower groove wall of the receiving groove 36. A movable insert in the receiving groove 36 The top plate 3 is provided with a positioning plate 35, which is movably inserted into the positioning groove 46 provided on the top plate 3, and the through plate 32 passes through the top of the second through groove 34 and is connected to the positioning plate 35. When it is necessary to repair or replace multiple first photovoltaic panels 7 or second photovoltaic panels 10 that are located at the top or near the middle of the bracket and are difficult to repair, the pull rod 27 can be used to pull the sleeve frame 25 upward on the T-shaped plate 24, driving the driving frame 28 to slide upward in the driving groove 30, and the two driving plates 29 can be driven to move synchronously toward the middle, thereby pulling the positioning plate 35 out of the positioning groove 46 on the top plate 3, releasing the positioning of the flip frame 4 on the top plate 3, and then using the pull rod 27 to rotate the rotating column 22, driving the flip frame 4 to rotate, thereby turning down the first photovoltaic panel 7 located at the top or in the middle, making it convenient to repair the first photovoltaic panel 7 or the second photovoltaic panel 10.

[0037] See also Figure 3-Figure 5 The second flip structure includes openings 39 distributed at equal intervals on the flip frame 4, and multiple flip plates 6 are arranged in the corresponding openings 39. A connecting frame 38 is connected to the middle of the bottom of each flip plate 6. A flip sleeve 37 is installed at the bottom end of the connecting frame 38. The flip sleeve 37 is movably mounted on the rotating column 22. A second positioning structure is provided between the connecting frame 38 and the flip frame 4;

[0038] The second positioning structure includes two movable plates 43 that movably pass through the two sides of the connecting frame 38. The two movable plates 43 are connected to a positioning rod 45 on one end away from each other. A positioning block 44 is connected to the bottom of the flip frame 4 near the position of the movable plate 43. The positioning rod 45 movably passes through the positioning hole opened on the positioning block 44. Two connecting blocks 40 are connected near the middle below the flip plate 6. A rotating tube 41 is rotatably passed through the two connecting blocks 40. A thread is set on the inner wall of the rotating tube 41. The left and right sections of the inner wall of the rotating tube 41 are in opposite directions. The first threaded rod 42 is rotatably inserted at both ends of the rotating tube 41. A thread for the first threaded rod 42 to be rotatably inserted is provided on the end surface of the movable plate 43. Grooves, when it is necessary to inspect a first photovoltaic panel 7 or a second photovoltaic panel 10 that is located at the top or near the middle, the rotating tube 41 can be rotated on the corresponding connecting block 40, and the corresponding two first threaded rods 42 drive the movable plate 43 to move synchronously toward each other on the connecting frame 38, thereby pulling the positioning rod 45 out of the positioning hole on the positioning block 44, and releasing the positioning of the corresponding flip plate 6 on the flip frame 4, and then, by rotating the flip sleeve 37 on the rotating column 22, the first photovoltaic panel 7 and the second photovoltaic panel 10 that are located at the top position or near the middle position are turned down, so as to inspect and replace the corresponding first photovoltaic panel 7 and the second photovoltaic panel 10.

[0039] See also Figure 1 and Figure 2 The folding structure includes fan-shaped plates 47 installed at the four corners of the bottom frame 1. Each group of two fan-shaped plates 47 is rotatably connected with a rotating shaft 48. A rotating plate 49 is fixedly sleeved on the rotating shaft 48. A sleeve groove movably sleeved on the rotating plate 49 is provided on the bottom end surface of the support plate 2. A positioning bar 50 is provided at the bottom end of one side of the support plate 2. The positioning bar 50 is movably inserted into the vertical slot 51 provided on the fan-shaped plate 47; the plug-in structure includes an insert block 52 installed on the top of the support plate 2. The insert block 52 is movably inserted into the slot provided on the top plate 3. A second threaded rod 53 is rotatably passed through the threaded groove near the insert block 52 on the side of the top plate 3. The second threaded rod 53 is rotatably passed through the threaded groove One end of the threaded rod 53 is movably inserted into the positioning hole provided on the insert block 52, and a turntable 54 is fixedly sleeved on the second threaded rod 53. When the bracket is transported, first, the turntable 54 can be used to pull one end of the second threaded rod 53 out of the positioning hole on the insert block 52, and the top plate 3 and the flip frame 4 on the bracket can be directly disassembled as a whole. Then, the support plate 2 is lifted upward on the rotating plate 49, and the positioning bar 50 is pulled out from the vertical groove 51. Then, with the rotating shaft 48 as the axis, the support plate 2 is rotated and folded onto the bottom frame 1, thereby reducing the space occupied by the bracket, facilitating the transportation of the bracket, and making the installation of the bracket simpler and more convenient.

[0040] The implementation principle of a photovoltaic bracket in an embodiment of the present invention is as follows: first, with the rotating shaft 48 as the axis, the support plate 2 is rotated to a vertical state on the bottom frame 1, and through the weight of the support plate 2 itself, the support plate 2 moves up and down on the rotating plate 49, driving the positioning bar 50 to insert into the vertical groove 51 on the fan-shaped plate 47 to position the rotated support plate 2, and then the top plate 3 and the flip frame 4 are installed as a whole to the top of the support plate 2, and the top plug block 52 of the support plate 2 is inserted into the slot on the top plate 3, and the second threaded rod 53 is rotated by the turntable 54, and the second threaded rod 53 is inserted into the positioning hole on the plug block 52, and the top plate 3 and the flip frame 4 are fixed as a whole on the support plate 2, and then, the second rotating block is used to rotate the second bidirectional screw 18, and each group of two second moving blocks 19 moves synchronously toward the middle, and the second expansion bar 20 is used to push the lifting frame 5 from the flip plate 6, and then, the first rotating block 16 is used to rotate the first bidirectional screw At 13, each group of two first moving blocks 14 moves synchronously toward the middle in the corresponding first grooves 12. Since the moving distance of each group of first moving blocks 14 is the same and the lengths of multiple groups of first expansion strips 15 are different, multiple groups of expansion plates 9 and second photovoltaic panels 10 can be expanded to different heights in the lifting frame 5. In this way, multiple second photovoltaic panels 10 in the lifting frame 5 and the first photovoltaic panels 7 on the flip plate 6 can increase the light-receiving area on photovoltaic brackets of the same size to improve the utilization rate of solar energy. The setting of the first reflector 8 under the lifting frame 5 can reflect light to reduce the shadow area of ​​the first photovoltaic panel 7 blocked by the lifting frame 5. The setting of the second reflector 11 under the expansion plate 9 can reduce the shadow area of ​​the second photovoltaic panel 10 blocked by the expansion plate 9, thereby further increasing the light-receiving area on the photovoltaic bracket and greatly improving the utilization rate of light energy.

[0041] The above are all preferred embodiments of the present invention, and are not intended to limit the scope of protection of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the scope of protection of the present invention.

Claims

1. A photovoltaic bracket, comprising a bottom frame (1) and a support plate (2), characterized in that: The four corners of the bottom frame (1) are provided with support plates (2) through a folding structure, the top of the support plate (2) is provided with a top plate (3) through a plug-in structure, a flip frame (4) is provided between the two top plates (3) through a first flip structure, a plurality of flip plates (6) are provided in the flip frame (4) through a second flip structure, a plurality of first photovoltaic panels (7) are installed at equal intervals above each flip plate (6), a plurality of lifting frames (5) are provided above the flip plate (6) through a first unfolding structure, a plurality of unfolding plates (9) are provided in the lifting frame (5) through a second unfolding structure, a second photovoltaic panel (10) is installed above each unfolding panel (9), each group of the unfolding panels (9) is stepped in the lifting frame (5), a first reflector (8) is installed below the lifting frame (5), a second reflector (11) is installed below each unfolding panel (9), and each lifting frame (5) is located directly above two adjacent first photovoltaic panels (7); The second unfolding structure includes a plurality of first grooves (12) provided on the left and right sides below the lifting frame (5), wherein a first bidirectional screw (13) is rotatably passed through one group of the first grooves (12), and a first guide rod is fixedly passed through another group of the first grooves (12), the thread directions of the two sections of the first bidirectional screw (13) in the first groove (12) are opposite, and a first rotating block (16) is fixedly sleeved on the rear end of the first bidirectional screw (13) passing through the lifting frame (5), and two first moving blocks (14) are slidably provided in each of the first grooves (12), wherein a thread groove for the first bidirectional screw (13) to pass through is provided on one group of the first moving blocks (14), and a through hole for the first guide rod to movably pass through is provided on the other group of the first moving blocks (14), and each of the first moving blocks (14) is rotatably connected to a first unfolding strip (15), and the top end of the first unfolding strip (15) is rotatably connected to the corresponding unfolding plate (9); The first unfolding structure includes a plurality of groups of second grooves (17) provided on both sides of the flip plate (6), each group of two second grooves (17) is distributed between two adjacent first photovoltaic panels (7), and two second moving blocks (19) are slidably provided in each second groove (17), a second guide rod is fixedly inserted into the second groove (17) on the left side, and a second bidirectional screw (18) is rotatably inserted into the second groove (17) on the right side, a thread groove for the second bidirectional screw (18) to pass through is provided on the second moving block (19) on the right side, and a through hole for the second guide rod to movably pass through is provided on the second moving block (19) on the left side, the thread directions of the two sections of the second bidirectional screw (18) in each second groove (17) are opposite, a second unfolding strip (20) is rotatably connected to the second moving block (19), the top end of the second unfolding strip (20) is connected to the corresponding lifting frame (5), and a second rotating block is fixedly sleeved on one end of the second bidirectional screw (18) passing through the flip plate (6):.

2. A photovoltaic bracket according to claim 1, characterized in that: The first flip structure comprises a fixed plate (21) connected to the middle of the bottom of the top plate (3), a rotating column (22) is rotatably passed through the two fixed plates (21), a connecting plate (23) is fixedly sleeved near both ends of the rotating column (22), the top end of the connecting plate (23) is connected to the flip frame (4), and a first positioning structure is provided between the rotating column (22) and the top plate (3).

3. A photovoltaic bracket according to claim 2, characterized in that: The first positioning structure includes two T-shaped plates (24) connected to the rotating column (22) near the middle, a sleeve frame (25) is movably sleeved on the T-shaped plate (24), a pull rod (27) is connected between the two sleeve frames (25), a spring (26) is connected between the sleeve frame (25) and the T-shaped plate (24), a pull rod (27) is connected between the two sleeve frames (25), a driving plate (29) is movably passed through each of the T-shaped plates (24), a driving groove (30) is provided on the driving plate (29), a driving frame (28) is connected to the sleeve frame (25), the driving frame (28) movably passes through the driving groove (30), and the two driving plates (29) are connected to a connecting strip (31) at the top of a side away from each other, and a through plate (32) is connected to one end of the connecting strip (31), and the through plate (32) passes through a first through slot (33) provided on the rotating column (22). The flip frame (4) is provided with a receiving slot (36) on both the left and right sides, and a second through slot (34) is provided in the middle of the lower slot wall of the receiving slot (36). A positioning plate (35) is movably inserted into the receiving slot (36), and the positioning plate (35) is movably inserted into a positioning slot (46) provided on the top plate (3). The through plate (32) passes through the top end of the second through slot (34) and is connected to the positioning plate (35).

4. The photovoltaic bracket according to claim 1, characterized in that: The second flip structure comprises openings (39) distributed at equal intervals on the flip frame (4), a plurality of flip plates (6) are arranged in the corresponding openings (39), a connecting frame (38) is connected to the middle portion below each flip plate (6), a flip sleeve (37) is installed at the bottom end of the connecting frame (38), the flip sleeve (37) is movably sleeved on the rotating column (22), and a second positioning structure is provided between the connecting frame (38) and the flip frame (4).

5. The photovoltaic support according to claim 4, characterized in that: The second positioning structure comprises two movable plates (43) that movably pass through the two side surfaces of the connecting frame (38), and the two movable plates (43) are connected to a positioning rod (45) at one end away from each other. A positioning block (44) is connected to the bottom of the flip frame (4) near the position of the movable plate (43), and the positioning rod (45) movably passes through the positioning hole provided on the positioning block (44). Two connecting blocks (40) are connected to the bottom of the flip plate (6) near the middle, and a rotating tube (41) is rotatably passed through the two connecting blocks (40). The inner wall of the rotating tube (41) is provided with a thread, and the left and right sections of the inner wall of the rotating tube (41) have opposite thread directions. A first threaded rod (42) is rotatably inserted into both ends of the rotating tube (41), and a thread groove for the first threaded rod (42) to be rotatably inserted is provided on the end surface of the movable plate (43).

6. The photovoltaic bracket according to claim 1, characterized in that: The folding structure comprises fan-shaped plates (47) mounted at four corners on the bottom frame (1), a rotating shaft (48) is rotatably connected between each group of two fan-shaped plates (47), a rotating plate (49) is fixedly sleeved on the rotating shaft (48), a sleeve groove movably sleeved on the rotating plate (49) is provided on the bottom end surface of the support plate (2), a positioning bar (50) is provided at the bottom end of one side surface of the support plate (2), and the positioning bar (50) is movably inserted into a vertical groove (51) provided on the fan-shaped plate (47).

7. The photovoltaic bracket according to claim 1, characterized in that: The plug-in structure comprises an insert block (52) mounted on the top of the support plate (2), the insert block (52) being movably inserted into a slot provided on the top plate (3), a second threaded rod (53) being rotatably passed through a threaded groove on the side of the top plate (3) near the insert block (52), one end of the second threaded rod (53) being movably inserted into a positioning hole provided on the insert block (52), and a rotating disk (54) being fixedly sleeved on the second threaded rod (53).

Images