Modularized assembly type adjustable photovoltaic support for coal mining subsidence area

Abstract

The utility model discloses a modularized assembly type adjustable photovoltaic support for a coal mining subsidence area, which belongs to the technical field of photovoltaic support installation and maintenance and comprises a cross beam, the bottom end of the cross beam is connected with a bearing plate, the bearing plate is connected with a telescopic support through a universal ball head, and the other end of the telescopic support is connected with a precast pile. According to the utility model, the photovoltaic panel can be adjusted in all directions and angles, and the problems of photovoltaic support skew, photovoltaic panel damage, and discontinuous photovoltaic array fluctuation caused by uneven settlement of a coal mining subsidence area foundation can be prevented.

Description

Technical Field

[0001] The utility model belongs to the technical field of photovoltaic support installation and maintenance, and specifically relates to a modular assembled adjustable photovoltaic support for coal mining subsidence areas. Background Art

[0002] Photovoltaic brackets are the basic units responsible for supporting and fixing photovoltaic panels in photovoltaic power generation arrays. Photovoltaic brackets arranged in coal mining subsidence areas often suffer from problems such as skewness of the photovoltaic brackets, damage to photovoltaic panels, and excessive and discontinuous fluctuations in the photovoltaic array due to uneven settlement of the foundation caused by mining, which affects the power generation efficiency and also increases the subsequent operation and maintenance costs. Utility Model Content

[0003] The utility model aims to provide a modular assembled adjustable photovoltaic support for coal mining subsidence areas, which can adjust photovoltaic panels at multiple angles and directions.

[0004] The technical solution adopted by the utility model is that a modular assembled adjustable photovoltaic bracket is used in coal mining subsidence areas, including a cross beam, a support plate is connected to the cross portion of the cross beam, the support plate is connected to a telescopic bracket through a universal ball head, and the other end of the telescopic bracket is connected to a prefabricated pile;

[0005] The cross beam comprises a cross central frame, and plug-in interfaces are provided on four sides of the cross central frame, and one end of a hollow square tube is fixedly connected to each of the four plug-in interfaces, and the other end of the hollow square tube is connected to a photovoltaic panel clamp;

[0006] The telescopic bracket comprises a fixed end rod, a telescopic end rod and a fixing screw connecting the fixed end rod and the telescopic end rod, and the fixed end rod is connected to the prefabricated pile.

[0007] The utility model is also characterized in that:

[0008] The precast pile comprises a precast reinforced concrete pile body, a cylindrical inner cavity is opened at the top of the precast reinforced concrete pile body, and a fixed end rod is inserted into the cylindrical inner cavity.

[0009] The fixed end rod is a hollow cylindrical rod, and the fixed end rod is symmetrically provided with sliding grooves on both sides along the direction of the busbar.

[0010] The telescopic end rod is a solid cylindrical rod, and holes are symmetrically opened on both sides of the telescopic end rod along the main line. The top of the telescopic end rod is threadedly connected with the female head of the universal ball head, and the male head of the universal ball head is connected to the supporting plate.

[0011] The photovoltaic panel clamp comprises a C-shaped clamp for clamping the photovoltaic panel and a locking device for fixing the photovoltaic panel.

[0012] A screw hole for fixing a locking device is provided at the bottom end of the C-shaped iron clamp, and the thickness of the open end of the C-shaped iron clamp is greater than the total thickness of the photovoltaic panel and the hollow square tube.

[0013] The locking device comprises a long screw, the bottom end of the long screw is sleeved with a spring, and the top end of the long screw is sleeved with an end gasket.

[0014] The fixing screw comprises a long screw rod, and the long screw rod is connected with a nut through a gasket.

[0015] In summary, the beneficial effects of the utility model are:

[0016] (1) The utility model is a modular assembled adjustable photovoltaic support for coal mining subsidence areas. The main components such as prefabricated piles, telescopic brackets, support plates and cross beams are assembled from a number of small parts. It has the characteristics of easy material acquisition, modularization, easy transportation, easy disassembly and assembly, and easy replacement of damaged parts.

[0017] (2) The modular assembled adjustable photovoltaic support for coal mining subsidence areas of the utility model is composed of a telescopic support, a supporting plate and a cross beam, which can flexibly adjust the height and angle of the overlying photovoltaic panels in all directions, and effectively prevent and control the problems of tilting of the photovoltaic support and discontinuous fluctuation of the photovoltaic array caused by uneven settlement of the foundation in the coal mining subsidence area. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of a modular assembled adjustable photovoltaic support for coal mining subsidence areas of the utility model;

[0019] Figure 2 It is an exploded view of the utility model of a modular assembled adjustable photovoltaic support for coal mining subsidence areas;

[0020] Figure 3 It is a partial enlarged view of the supporting plate in the utility model;

[0021] Figure 4 It is a partial enlarged view of the photovoltaic panel clamp in the utility model;

[0022] Figure 5 It is a structural diagram of a long screw rod of a fixing screw in the utility model;

[0023] Figure 6 It is a structural diagram of a gasket for fixing screws in the utility model;

[0024] Figure 7 It is a structural diagram of a nut for fixing a screw in the utility model.

[0025] In the figure, 1. prefabricated pile, 2. cylindrical inner cavity, 3. fixed end rod, 4. telescopic end rod, 5. fixing screw, 6. slide groove, 7. eyelet, 8. thread, 9. universal ball head, 10. long screw, 11. nut, 12. gasket, 13. supporting plate, 14. cross beam, 15. cross center frame, 16. hollow square tube, 17. photovoltaic panel clamp, 18. C-shaped clamp, 19. locking device, 20. screw hole, 21. long screw, 22. spring, 23. end gasket. DETAILED DESCRIPTION

[0026] The utility model is further explained below in conjunction with the accompanying drawings and specific implementation methods.

[0027] Embodiment 1:

[0028] like Figure 1 and Figure 2 As shown, the modular assembled adjustable photovoltaic support for coal mining subsidence area disclosed in the utility model includes a cross beam 14, the cross portion of the cross beam 14 is connected to a support plate 13, the support plate 13 is connected to a telescopic support through a universal ball head 9, and the other end of the telescopic support is connected to a prefabricated pile 1;

[0029] The cross beam 14 includes a cross center frame 15, and the four sides of the cross center frame 15 are provided with plug interfaces, and the four sides and the center of the cross center frame 15 are respectively provided with holes 7, and the four plug interfaces are fixedly connected to the fixed ends of the hollow square tube 16, and the fixed ends of the hollow square tube 16 are provided with holes 7. The fixed ends of the hollow square tube 16 and the cross center frame 15 are fixed by fixing screws 5, and the free ends of the hollow square tube 16 are connected to the photovoltaic panel clamp 17;

[0030] The telescopic bracket includes a fixed end rod 3 , a telescopic end rod 4 , and a fixing screw 5 connecting the fixed end rod 3 and the telescopic end rod 4 . The fixed end rod 3 is connected to the prefabricated pile 1 .

[0031] Embodiment 2:

[0032] like Figure 3 As shown, the supporting plate 13 is a steel plate body, and holes 7 are opened on the supporting plate 13.

[0033] The precast pile 1 comprises a precast reinforced concrete pile body, a cylindrical inner cavity 2 is opened at the top of the precast reinforced concrete pile body, a fixed end rod 3 is inserted into the cylindrical inner cavity 2 and concrete is poured in the cylindrical inner cavity 2 so that the fixed end rod 3 is fixed in the cylindrical inner cavity 2.

[0034] The fixed end rod 3 is a hollow cylindrical rod, and the fixed end rod 3 is symmetrically provided with sliding grooves 6 on both sides along the generatrix.

[0035] The telescopic end rod 4 is a solid cylindrical rod, and the telescopic end rod 4 is symmetrically provided with holes 7 on both sides along the main line. The telescopic end rod 4 is connected to the slide groove 6 opened on the fixed end rod 3 through the opened holes 7 using fixing screws 5. The top of the telescopic end rod 4 is connected to the female head of the universal ball head 9 through the thread 8, and the male head of the universal ball head 9 is connected to the supporting plate 13 through the holes 7 opened on the supporting plate 13.

[0036] Embodiment 3:

[0037] By changing the lengths of the four telescopic brackets respectively and cooperating with the universal ball head 9, the supporting plate 13 and the cross beam 14 can be linked, thereby changing the inclination and inclination angle of the cross beam 14, thereby realizing flexible adjustment of the heights and angles of the photovoltaic panels.

[0038] like Figure 4 As shown, the photovoltaic panel clamp 17 includes a C-shaped clamp 18 for clamping the photovoltaic panel and a locking device 19 for fixing the photovoltaic panel. Both ends of the C-shaped clamp 18 are made of widened rubber material.

[0039] A screw hole 20 for fixing the locking device 19 is provided at the bottom end of the C-shaped clamp 18 , and the thickness of the open end of the C-shaped clamp 18 is greater than the sum of the thicknesses of the photovoltaic panel and the hollow square tube 16 .

[0040] The locking device 19 includes a long screw 21, a spring 22 is sleeved on the bottom end of the long screw 21, and an end gasket 23 is sleeved on the top end of the long screw 21. The end gasket 23 is made of a thick circular rubber material. The spring 22 and the end gasket 23 can achieve the purpose of fastening the overlying photovoltaic panel. The spring 22 and the end gasket 23 can improve the anti-loosening performance of this clamping end.

[0041] like Figure 5 , Figure 6 and Figure 7 As shown, the fixing screw 5 includes a long screw rod 10, which passes through a gasket 12 and is connected to a nut 11. The gasket 12 is made of an axially deformable elastic metal material, which can enhance the bite force between the nut 11 and the fixing screw 5, thereby improving the anti-loosening performance.

Claims

1. Modular assembled adjustable photovoltaic support for coal mining subsidence areas, characterized in that: It comprises a cross beam (14), the cross portion of the cross beam (14) is connected to a support plate (13), the support plate (13) is connected to a telescopic bracket via a universal ball head (9), and the other end of the telescopic bracket is connected to a prefabricated pile (1); The cross beam (14) comprises a cross central frame (15), the cross central frame (15) is provided with plug-in ports on four sides, the four plug-in ports are all fixedly connected to one end of a hollow square tube (16), and the other end of the hollow square tube (16) is connected to a photovoltaic panel clamp (17); The telescopic bracket comprises a fixed end rod (3), a telescopic end rod (4), and a fixing screw (5) connecting the fixed end rod (3) and the telescopic end rod (4), and the fixed end rod (3) is connected to the prefabricated pile (1).

2. The modular assembled adjustable photovoltaic support for coal mining subsidence areas according to claim 1 is characterized in that: The prefabricated pile (1) comprises a prefabricated reinforced concrete pile body, a cylindrical inner cavity (2) is provided at the top of the prefabricated reinforced concrete pile body, and the fixed end rod (3) is inserted into the cylindrical inner cavity (2).

3. The modular assembled adjustable photovoltaic support for coal mining subsidence areas according to claim 2 is characterized in that: The fixed end rod (3) is a hollow cylindrical rod, and the fixed end rod (3) is provided with sliding grooves (6) symmetrically on both sides along the direction of the generatrix.

4. The modular assembled adjustable photovoltaic support for coal mining subsidence areas according to claim 1 is characterized in that: The telescopic end rod (4) is a solid cylindrical rod, and holes (7) are symmetrically opened on both sides of the telescopic end rod (4) along the direction of the generatrix. The top end of the telescopic end rod (4) is threadedly connected to the female head of a universal ball head (9), and the male head of the universal ball head (9) is connected to the support plate (13).

5. The modular assembled adjustable photovoltaic support for coal mining subsidence areas according to claim 1 is characterized in that: The photovoltaic panel clamp (17) comprises a C-shaped clamp (18) for clamping the photovoltaic panel and a locking device (19) for fixing the photovoltaic panel.

6. The modular assembled adjustable photovoltaic support for coal mining subsidence areas according to claim 5 is characterized in that: A screw hole (20) for fixing a locking device (19) is provided at the bottom end of the C-shaped iron clamp (18), and the thickness of the open end of the C-shaped iron clamp (18) is greater than the sum of the thicknesses of the photovoltaic panel and the hollow square tube (16).

7. The modular assembled adjustable photovoltaic support for coal mining subsidence areas according to claim 6 is characterized in that: The locking device (19) comprises a long screw (21), the bottom end of the long screw (21) is sleeved with a spring (22), and the top end of the long screw (21) is sleeved with an end gasket (23).

8. The modular assembled adjustable photovoltaic support for coal mining subsidence areas according to claim 1 is characterized in that: The fixing screw (5) comprises a long screw rod (10), and the long screw rod (10) is connected to a nut (11) via a gasket (12).

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