Angle-adjustable hoisting support for quadrangular pyramid photovoltaic panel net rack and installation method of angle-adjustable hoisting support

Abstract

The invention discloses an angle-adjustable hoisting support for a quadrangular pyramid photovoltaic panel net rack and a mounting method of the angle-adjustable hoisting support. The angle-adjustable hoisting support comprises a hoisting support main body and winch equipment, the hoisting support main body comprises four single-truss hanging brackets and four support connecting nodes, and the four single-truss hanging brackets are sequentially connected end to end; the four support connecting nodes are connected with lower hanging belts and upper hanging rings. The mounting method comprises the following steps: 1) assembling the adjustable hoisting bracket; (2) the adjustable hoisting support is connected with a photovoltaic net rack and hoisting equipment of a sea lift vessel through a hoisting belt; 3) hoisting the photovoltaic grid and performing inclination adjustment in the air; and 4) finishing the falling of the photovoltaic net rack, resetting the adjustable hanging bracket, and carrying out disassembly and assembly. By adopting the hoisting support, hoisting installation of the photovoltaic net rack can be facilitated, the installation angle of the photovoltaic net rack can be adjusted in the air through cooperation of winch equipment and the hoisting support, the adjusted angle of the photovoltaic net rack meets the requirement for the installation angle of a photovoltaic panel, the photoelectric conversion efficiency is improved, and overall assembly and disassembly are convenient.

Description

Technical Field

[0001] The invention belongs to the technical field of grid hoisting, and in particular relates to a quadrangular pyramid photovoltaic panel grid angle-adjustable hoisting bracket and an installation method thereof. Background Art

[0002] With the decarbonization transformation of the global energy structure, photovoltaic power generation, as a green, clean and renewable energy, has been developing strongly in recent years, especially offshore photovoltaics have ushered in a period of great development. Photovoltaic panels have the advantages of being clean, pollution-free, safe and environmentally friendly, and are now widely used. Photovoltaic panels use sunlight to generate energy. Photovoltaic panels convert energy, which requires the photovoltaic panels to be in a specific fixed position and installed at a certain angle. The existing photovoltaic panel mounting bracket cannot adjust the angle of the photovoltaic panel. The angle adjustment enables the photovoltaic panel to bring higher energy output. In addition, in order to achieve more precise angle adjustment, the structure of the support frame is often designed to be more complex, which makes the production cost of the support frame higher, which is not conducive to the economic benefits of the photovoltaic panel. Summary of the invention

[0003] The purpose of the present invention is to provide a technical solution of a four-cornered pyramid photovoltaic panel grid angle adjustable lifting bracket and its installation method to address the deficiencies in the prior art. The use of the lifting bracket can facilitate the lifting and installation of the photovoltaic grid, and the installation angle of the photovoltaic grid can be adjusted in the air through a winch device in conjunction with the lifting bracket, so that the adjusted angle of the photovoltaic grid meets the requirements of the photovoltaic panel installation angle, thereby improving the photoelectric conversion efficiency. The overall structural design is simple and reasonable, and is convenient for actual assembly and disassembly.

[0004] In order to solve the above technical problems, the present invention adopts the following technical solutions:

[0005] A four-cornered pyramid photovoltaic panel grid angle adjustable hoisting bracket, comprising a hoisting bracket main body and a hoisting machine device; the hoisting bracket main body comprises four single-frame hangers and four bracket connection nodes, the four single-frame hangers are connected end to end in sequence, and two adjacent single-frame hangers are connected via the bracket connection nodes; two hoisting machines are provided, and the two hoisting machines are arranged at both side ends of one of the single-frame hangers; the four bracket connection nodes are all connected with a lower sling and an upper hoisting ring, the lower sling is connected to the photovoltaic grid, and the upper hoisting ring is connected with the upper sling; the use of the hoisting bracket can facilitate the hoisting and installation of the photovoltaic grid, and the installation angle of the photovoltaic grid can be adjusted in the air by the hoisting machine device in conjunction with the hoisting bracket, so that the adjusted angle of the photovoltaic grid meets the installation angle requirement of the photovoltaic panel, thereby improving the photoelectric conversion efficiency, and the overall structural design is simple and reasonable, which is convenient for actual assembly and disassembly.

[0006] Furthermore, the single-frame hanger includes a short side hanger and a long side hanger. The short side hangers are connected to both ends of the long side hanger. The short side hangers are fixedly connected to the long side hangers by bolt assemblies. The single-frame hanger is assembled by two short side hangers and one long side hanger, and fixedly connected by bolt assemblies to form a stable and firm structure, ensuring the overall structural strength and bearing capacity, and the bolt connection also facilitates the assembly and disassembly of the short side hanger and the long side hanger, facilitates practical use, and facilitates the transportation and placement of parts after disassembly, and is also convenient for subsequent maintenance and inspection.

[0007] Furthermore, the bracket connection node includes two connecting plate members 1 and one connecting plate member 2, the connecting plate member 2 connects the two connecting plate members 1, the connecting plate member 2 is hinged to the connecting plate member 1, the two connecting plate members 1 are respectively connected and fixed to the corresponding ends of two adjacent single-frame hangers, the structural design is compact and reasonable, the connecting plate member 2 connects the two connecting plate members 1, ensuring the overall structural strength and stability of the bracket connection node, thereby realizing a firm connection between the two adjacent single-frame hangers through the bracket connection node, and the hinge between the connecting plate member 1 and the connecting plate member 2 can facilitate the overall assembly of the lifting bracket body.

[0008] Furthermore, one end of the short side hanger is connected to the long side hanger, and the other end of the short side hanger is welded and fixed with an end plate, the connecting plate 1 is welded and fixed to the end plate, and reinforcing connecting plates are provided on both sides of the connecting plate 1, and the reinforcing connecting plates are welded and fixed to the end plates. The end plates can enhance the overall structural strength of the short side hanger, and at the same time, the end plates facilitate the connection between the connecting plate 1 and the short side hanger. The connecting plate 1 and the end plate are welded and fixed to ensure the connection strength and stability. At the same time, a reinforcing connecting plate is also welded and fixed between the connecting plate 1 and the end plate, which further enhances the connection strength, making the overall structure more stable and reliable, and making the overall bearing capacity of the assembled lifting bracket body stronger and the structure safer and more reliable.

[0009] Furthermore, the four single-frame hangers are divided into two groups of single-frame hanger groups, two of which in each group are symmetrically distributed. The two single-frame hangers in one group are tilted, and the two single-frame hangers in the other group are horizontally set. The assembly and connection are reasonable. Two of the four single-frame hangers that are symmetrically set are tilted to facilitate the installation of the bracket connection node at the connection between adjacent single-frame hangers, facilitate the overall assembly of the lifting bracket body, and also facilitate the connection between the upper lifting belt and the bracket connection node. The other two symmetrically set single-frame hangers are kept horizontally set, which can provide a smooth installation surface for the installation of winch equipment.

[0010] Furthermore, two winch devices are arranged at both side ends of a horizontally arranged single-frame hanger, the winch device includes a winch and a steel cable assembly, the winch is arranged on the single-frame hanger, the winch is connected to the steel cable assembly, the steel cable assembly is connected to the nearest bracket connection node, the horizontally placed single-frame hanger serves as an installation platform for the winch device, ensuring the smooth installation of the winch equipment, and the two winch devices are just distributed at both ends of the single-frame hanger, the bottom of the winch is welded and fixed to the single-frame hanger to ensure the firmness and reliability of the installation, the winch is connected to the steel cable in the steel cable assembly, and the steel cable assembly is connected to the lower sling, the two winches synchronously reel in or release the steel cable to pull the lower sling connected to the steel cable assembly to move synchronously, thereby pulling the photovoltaic grid suspended below to tilt through the lower sling connected to the steel cable assembly, so that the photovoltaic grid is adjusted to a suitable angle.

[0011] Furthermore, the steel cable assembly includes an upper winch, a steel cable and a lower winch. The winch is connected to the steel cable, and the steel cable is wound between the upper winch and the lower winch. The upper winch is hinged to the connecting plate, and a hook is connected to the lower winch, which is connected to the lower sling. The structural design is compact and reasonable. The steel cable is wound between the upper winch and the lower winch to form a stable structure, and the steel cable is connected to the winch, so that the winch can control the winding or release of the steel cable. The design of the hook on the lower winch can facilitate the connection between the steel cable assembly and the lower sling.

[0012] Furthermore, two connecting plates in the bracket connection node are respectively connected to the end of a horizontally arranged single-frame hanger and the end of an inclined single-frame hanger. Two connecting holes are arranged on the connecting plate one, one of which is hingedly connected to the connecting plate two, the other connecting hole on the connecting plate one connected to the end of the inclined single-frame hanger is connected to the upper lifting ring, and the other connecting hole on the connecting plate one connected to the end of the horizontally arranged single-frame hanger is connected to the upper hanging winch or the lower lifting ring, and the lower lifting ring is connected to the lower lifting belt. The structural design is reasonable, and two connecting holes are preset on the connecting plate one Connecting holes, two connecting holes on the connecting plate one connected to the horizontally arranged single-frame hanger, one of which is connected to the connecting plate two, and the other connecting hole is connected to the upper lifting ring, two connecting holes on the connecting plate one connected to the inclined single-frame hanger, one of which is connected to the connecting plate two, and the other connecting hole is connected to the upper hanging winch or the lower hanging ring, the upper hanging winch or the lower hanging ring are connected to the lower lifting belt to form a stable structure, ensuring the smooth lifting connection between the lifting bracket and the photovoltaic grid, ensuring the stability and balance of the photovoltaic grid during lifting and movement, and this design is also convenient for actual installation and disassembly.

[0013] Furthermore, the connecting plate component 2 includes a positioning plate 1 and a positioning plate 2, the positioning plate 1 and the positioning plate 2 are plugged into each other, and the positioning plate 1 and the positioning plate 2 are welded and fixed, the positioning plate 1 is hinged to the connecting plate component 1 connected to the end of the inclined single-frame hanger, and the positioning plate 2 is hinged to the connecting plate component 1 connected to the end of the horizontally set single-frame hanger. The structural design is ingenious and reasonable, and the combination of plug-in and welding is adopted to improve the structural stability and firmness of the entire connecting plate component 2. Two positioning plates 1 and 2 can be set, thereby improving the overall structural strength and bearing capacity of the connecting plate component 2.

[0014] The method for installing the above-mentioned four-corner pyramid photovoltaic panel grid angle adjustable hoisting bracket includes the following steps:

[0015] 1) Level the construction site, use a truck crane to assemble the long side hanger and the short side hanger to form four single hangers, each of which includes a long side hanger and two short side hangers, and the two short side hangers are respectively connected to the two ends of the long side hanger, and the preset holes at the ends of the long side hanger are matched with the preset holes on the short side hanger, and then the long side hanger is fixedly connected with the short side hanger by a bolt assembly;

[0016] 2) Hoist four single-frame hangers according to the design requirements, and initially enclose them to form a rectangular structure. The four single-frame hangers are divided into two groups of single-frame hanger groups, and the two single-frame hangers in each group of single-frame hanger groups are symmetrically distributed. One of the single-frame hanger groups is selected to flip its two single-frame hangers, and the bracket connection node is installed. The two adjacent single-frame hangers are connected through the bracket connection node. The two connecting plates in the bracket connection node are respectively welded and fixed to the end plates at the ends of the two adjacent single-frame hangers to form the main body of the hoisting bracket;

[0017] 3) Select a single-frame hanger from the other single-frame hanger group that has not been turned over as the installation platform for the winch equipment, install two winches at both ends of the installation platform respectively, weld the bottom surface of the winch to the single-frame hanger, and name the single-frame hanger on which the winch is installed as the reference single-frame hanger;

[0018] 4) Install the steel cable assembly at the bracket connection nodes at both ends of the reference single-frame hanger, hinge the upper hanging winch to the connection hole reserved on the bracket connection node, the reserved connection hole is a connection hole reserved on the connection plate connected to the end of the horizontally arranged single-frame hanger on the bracket connection node, install the steel cable, wind the steel cable around and connect it between the upper hanging winch and the lower hanging winch, and connect the steel cable to the winch;

[0019] 5) Install the upper lifting ring and the lower lifting ring, hinge the upper lifting ring to the connection holes reserved on the four bracket connection nodes, the reserved connection holes are the connection holes on the connection nodes of the brackets connected to the end of the inclined single-frame hanger, install the lower lifting ring to the connection holes reserved on the other two bracket connection nodes where the steel cable assembly is not installed, the reserved connection holes are the connection holes on the connection nodes of the brackets connected to the end of the horizontally set single-frame hanger, and connect the upper lifting ring to the upper lifting belt, and connect the hook and the lower lifting ring at the lower lifting winch of the steel cable assembly to the lower lifting belt;

[0020] 6) The lower sling is fixedly connected to the four support nodes reserved for the photovoltaic grid, and the upper sling is connected to the hook above the sea crane;

[0021] 7) After the lifting equipment of the sea crane starts to lift the photovoltaic grid to the specified height, the height is the starting height position, stop lifting and wait until the photovoltaic grid stops shaking;

[0022] 8) Start two winches synchronously, and the two winches synchronously reel in the steel cables, thereby stretching one side of the photovoltaic grid to lift it to the designed height, and realizing the flipping of the photovoltaic grid at a certain angle;

[0023] 9) After the photovoltaic grid is flipped, the lifting equipment of the sea crane is started to move the photovoltaic grid horizontally to the position directly above the corresponding position of the freight ship to be transported. After the photovoltaic grid stops shaking, the lifting equipment of the sea crane is started to descend until the photovoltaic grid is placed at the corresponding position of the freight ship to be transported;

[0024] 10) The connection between the lower sling and the support node of the photovoltaic grid is disconnected, and the lifting equipment of the sea crane is started to drive the main body of the lifting bracket to lift and then move it to the starting height position. After the lifting bracket stops shaking, the lifting equipment of the sea crane is started to lower the height until the main body of the lifting bracket falls to the ground;

[0025] 11) Separate and disconnect the connection between the upper sling and the bracket connection node, separate and disconnect the connection between the lower sling and the lower lifting ring and the steel cable assembly, and remove the second connecting plate in the steel cable assembly and the bracket connection node;

[0026] 12) Remove the bolt assemblies of the short side hanger and the long side hanger, and then use the car crane to lift the short side hanger and the long side hanger to the storage area and place them, waiting for the lifting of the next photovoltaic grid.

[0027] The present invention has the following beneficial effects due to the adoption of the above technical solution:

[0028] The present invention adopts the hoisting bracket to facilitate the hoisting and installation of the photovoltaic grid, and the installation angle of the photovoltaic grid can be adjusted in the air through the hoisting equipment in conjunction with the hoisting bracket, so that the angle of the photovoltaic grid after adjustment meets the requirements of the installation angle of the photovoltaic panel, thereby improving the photoelectric conversion efficiency. The overall structural design is simple and reasonable, and is convenient for actual assembly and disassembly. Four single-frame hangers are connected with four bracket connection nodes to form a stable hoisting bracket body, ensuring the overall structural strength and bearing capacity. The four bracket connection nodes are connected with upper and lower slings, and the lower slings are connected to the photovoltaic grid, which is convenient for installation and disassembly. The design ensures the stability and balance of the photovoltaic grid during the adjustment process. The single-frame hanger itself adopts a short-side hanger and a long-side hanger to form a stable and firm structure, ensuring the overall structural strength and bearing capacity, and improving the safety and stability of the photovoltaic grid hoisting. The parts of the hoisting bracket are made of green steel, which can be recycled, and the whole process is simple to operate, the principle is clear, the implementation is easy, and it is easy to promote. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] The present invention will be further described below in conjunction with the accompanying drawings:

[0030] Figure 1 It is a schematic diagram of the state structure of a four-cornered pyramid photovoltaic panel grid angle adjustable hoisting bracket when it is used in the present invention;

[0031] Figure 2 It is a structural schematic diagram of a single-frame hanger in the present invention;

[0032] Figure 3 It is a schematic diagram of the structure of the steel cable assembly in the present invention;

[0033] Figure 4 It is a structural schematic diagram of four single-frame hangers in the present invention that are initially enclosed to form a rectangular structure;

[0034] Figure 5 It is a structural schematic diagram of the support connection node in the present invention;

[0035] Figure 6 for Figure 1 A schematic diagram of the local enlarged structure at position I in the middle;

[0036] Figure 7 It is a schematic diagram of the connection structure between the short side hanger and the long side hanger in the present invention;

[0037] Figure 8 for Figure 7 Schematic diagram of the local enlarged structure at II in the middle.

[0038] In the figure: 1-lifting bracket body; 2-single-frame hanger; 3-bracket connection node; 4-winch equipment; 5-lower lifting strap; 6-upper lifting ring; 7-upper lifting strap; 8-short side hanger; 9-long side hanger; 10-connecting plate one; 11-connecting plate two; 12-end plate; 13-reinforcement connecting plate; 14-winch; 15-steel cable assembly; 16-upper hanging winch; 17-steel cable; 18-lower hanging winch; 19-hook; 20-connecting hole; 21-lower lifting ring; 22-positioning plate one; 23-positioning plate two; 24-bolt assembly. DETAILED DESCRIPTION

[0039] like Figures 1 to 8 As shown, a four-cornered pyramid photovoltaic panel grid angle adjustable lifting bracket of the present invention includes a lifting bracket body 1 and a winch device 4; the lifting bracket body 1 includes four single-frame hangers 2 and four bracket connection nodes 3, the four single-frame hangers 2 are connected end to end in sequence, and two adjacent single-frame hangers 2 are connected through the bracket connection node 3; there are two winch devices 4, and the two winch devices 4 are arranged at the two side ends of one of the single-frame hangers 2; the four bracket connection nodes 3 are all connected with a lower sling 5 and an upper sling ring 6, the lower sling 5 is connected to the photovoltaic grid, and the upper sling 7 is connected to the upper sling ring 6; the use of this lifting bracket can facilitate the lifting and installation of the photovoltaic grid, and the installation angle of the photovoltaic grid can be adjusted in the air through the winch device 4 in cooperation with the lifting bracket, so that the adjusted angle of the photovoltaic grid meets the installation angle requirement of the photovoltaic panel, thereby improving the photoelectric conversion efficiency, and the overall structural design is simple and reasonable, which is convenient for actual assembly and disassembly.

[0040] The single-frame hanger 2 includes a short side hanger 8 and a long side hanger 9, and the short side hangers 8 are connected to both ends of the long side hanger 9. The short side hanger 8 is fixedly connected to the long side hanger 9 by a bolt assembly 24. The single-frame hanger 2 is assembled by two short side hangers 8 and one long side hanger 9, and is fixedly connected by the bolt assembly 24 to form a stable and firm structure, ensuring the overall structural strength and bearing capacity, and the bolt connection also facilitates the assembly and disassembly of the short side hanger 8 and the long side hanger 9, facilitates practical use, and facilitates the transportation and placement of components after disassembly, and is also convenient for subsequent maintenance and inspection.

[0041] The bracket connection node 3 includes two connection plates 10 and one connection plate 2 11. The connection plate 2 11 connects the two connection plates 10. The connection plate 2 11 is hinged to the connection plate 10. The two connection plates 10 are respectively connected and fixed to the corresponding ends of the two adjacent single-frame hangers 2. The structural design is compact and reasonable. The connection plate 2 11 connects the two connection plates 10 to ensure the overall structural strength and stability of the bracket connection node 3, so that the two adjacent single-frame hangers 2 are firmly connected through the bracket connection node 3. The hinge between the connection plate 10 and the connection plate 2 11 can facilitate the overall assembly of the lifting bracket body 1.

[0042] One end of the short side hanger 8 is connected to the long side hanger 9, and the other end of the short side hanger 8 is welded and fixed with an end plate 12, and a connecting plate 10 is welded and fixed to the end plate 12. Reinforced connecting plates 13 are provided on both sides of the connecting plate 10, and the reinforced connecting plates 13 are welded and fixed to the end plates 12. The end plates 12 can enhance the overall structural strength of the short side hanger 8. At the same time, the end plates 12 facilitate the connection between the connecting plate 10 and the short side hanger 8. The connecting plate 10 and the end plate 12 are welded and fixed to ensure the connection strength and stability. At the same time, a reinforced connecting plate 13 is welded and fixed between the connecting plate 10 and the end plate 12 to further enhance the connection strength, making the overall structure more stable and reliable, so that the overall bearing capacity of the assembled lifting bracket body 1 is stronger and the structure is safer and more reliable.

[0043] The four single-frame hangers 2 are divided into two groups of single-frame hanger groups, and the two single-frame hangers 2 in each group of single-frame hanger groups are symmetrically distributed. The two single-frame hangers 2 in one group of single-frame hanger groups are tilted, and the two single-frame hangers 2 in the other group of single-frame hanger groups are horizontally set. The assembly and connection are reasonable. Two of the four single-frame hangers 2 that are symmetrically set are tilted to facilitate the installation of the bracket connection node 3 at the connection between adjacent single-frame hangers 2, facilitate the overall assembly of the lifting bracket body 1, and also facilitate the connection between the upper lifting belt 7 and the bracket connection node 3. The other two symmetrically set single-frame hangers 2 are kept horizontally set, which can provide a smooth installation surface for the installation of the winch equipment 4.

[0044] Two winch devices 4 are arranged at both sides of a horizontally arranged single-frame hanger 2. The winch device 4 includes a winch 14 and a steel cable assembly 15. The winch 14 is arranged on the single-frame hanger 2. The winch 14 is connected to the steel cable assembly 15. The steel cable assembly 15 is connected to the closest support connection node 3. The horizontally placed single-frame hanger 2 serves as an installation platform for the winch device 4 to ensure the stable installation of the winch device 4. The two winch devices 4 are just distributed on the single-frame hanger. 2, the bottom of the winch 14 is welded and fixed to the single hanger 2 to ensure the firmness and reliability of the installation. The winch 14 is connected to the steel cable in the steel cable assembly 15, and the steel cable assembly 15 is connected to the lower sling 5. The two winches 14 synchronously reel in or release the steel cable to pull the lower sling 5 connected to the steel cable assembly 15 to move synchronously, thereby pulling the photovoltaic grid suspended below to tilt through the lower sling 5 connected to the steel cable assembly 15, so that the photovoltaic grid is adjusted to a suitable angle.

[0045] The steel cable assembly 15 includes an upper hanging winch 16, a steel cable 17 and a lower hanging winch 18. The winch 14 is connected to the steel cable 17. The steel cable 17 is wound between the upper hanging winch 16 and the lower hanging winch 18. The upper hanging winch 16 is hinged to the connecting plate 10. A hook 19 is connected to the lower hanging winch 18, and the hook 19 is connected to the lower hanging belt 5. The structural design is compact and reasonable. The steel cable 17 is wound between the upper hanging winch 16 and the lower hanging winch 18 to form a stable structure, and the steel cable 17 is connected to the winch 14, so that the winch 14 controls the winding or releasing of the steel cable 17. The design of the hook 19 on the lower hanging winch 18 can facilitate the connection between the steel cable assembly 15 and the lower hanging belt 5.

[0046] The two connecting plates 10 in the bracket connection node 3 are respectively connected to the end of a horizontally arranged single-frame hanger 2 and the end of an inclined single-frame hanger 2. Two connecting holes 20 are arranged on the connecting plate 10, one of which is hingedly connected to the connecting plate 2 11, and the other connecting hole 20 on the connecting plate 10 connected to the end of the inclined single-frame hanger 2 is connected to the upper lifting ring 6, and the other connecting hole 20 on the connecting plate 10 connected to the end of the horizontally arranged single-frame hanger 2 is connected to the upper hanging winch 16 or the lower lifting ring 21, and the lower lifting ring 21 is connected to the lower lifting belt 5. The structural design is reasonable, and two connecting holes 20 are preset on the connecting plate 10. The connecting hole 20, two connecting holes 20 on the connecting plate 10 connected to the horizontally arranged single-frame hanger 2, one of which is connected to the connecting plate 2 11, and the other connecting hole 20 is connected to the upper lifting ring 6, two connecting holes 20 on the connecting plate 10 connected to the inclined single-frame hanger 2, one of which is connected to the connecting plate 2 11, and the other connecting hole 20 is connected to the upper hanging winch 16 or the lower hanging ring 21, the upper hanging winch 16 or the lower hanging ring 21 are both connected to the lower lifting belt 5, forming a stable structure, ensuring the smooth lifting connection between the lifting bracket and the photovoltaic grid, ensuring the stability and balance of the photovoltaic grid during lifting and movement, and the design is also convenient for actual installation and disassembly.

[0047] The connecting plate component 11 includes a positioning plate 1 22 and a positioning plate 23. The positioning plate 1 22 and the positioning plate 23 are plugged into each other and welded to the positioning plate 22 and the positioning plate 23. The positioning plate 1 22 is hinged to the connecting plate 10 connected to the end of the inclined single-frame hanger 2, and the positioning plate 23 is hinged to the connecting plate 10 connected to the end of the horizontally set single-frame hanger 2. The structural design is ingenious and reasonable. The combination of plug-in and welding can improve the structural stability and firmness of the entire connecting plate component 11. Two positioning plates 1 22 and two positioning plates 23 can be set, thereby improving the overall structural strength and bearing capacity of the connecting plate component 11.

[0048] The method for installing the above-mentioned four-corner pyramid photovoltaic panel grid angle adjustable hoisting bracket includes the following steps:

[0049] 1) Level the construction site, install the long side hanger 9 and the short side hanger 8 by the automobile crane to assemble four single hangers 2, each single hanger 2 includes a long side hanger 9 and two short side hangers 8, the two short side hangers 8 are respectively connected to the two ends of the long side hanger 9, the preset holes at the ends of the long side hanger 9 correspond to the preset holes on the short side hanger 8, and then the long side hanger is fixedly connected to the short side hanger 8 by the bolt assembly 24; the short side hangers 8 and the long side hangers 9 are standardized in the factory to ensure uniform size, and the two short side hangers 8 and the long side hanger 9 are assembled and fixed by bolts to form an independent single hanger 2 module, which is convenient for assembly and disassembly, has high construction efficiency, shortens the construction period, and the bolt connection can ensure the structural strength and stability of the assembled single hanger 2, has high bearing capacity, and is also convenient for subsequent maintenance and replacement;

[0050] 2) Hoist the four single-frame hangers 2 according to the design requirements, and initially enclose them to form a rectangular structure. The four single-frame hangers 2 are divided into two groups of single-frame hanger groups, and the two single-frame hangers 2 in each group of single-frame hanger groups are symmetrically distributed. Select one of the single-frame hanger groups to flip its two single-frame hangers 2, install the bracket connection node 3, and connect the two adjacent single-frame hangers 2 through the bracket connection node 3. The two connecting plates 10 in the bracket connection node 3 are respectively connected to the two adjacent The end plate 12 at the end of the single-frame hanger 2 is welded and fixed to form the main body 1 of the hoisting bracket; the structural design is reasonable, and the four single-frame hangers 2 are symmetrically distributed in pairs to form a rectangular frame, and the structural stability is high, ensuring the safety of the main body 1 of the hoisting bracket during use, and one group of single-frame hanger groups is flipped, which can facilitate the connection node 3 between adjacent single-frame hangers 2 through the bracket, and the connecting plate 10 is welded and fixed to the end plate 12, which can effectively ensure the connection firmness of the single-frame hanger 2 and the bracket connection node 3;

[0051] 3) Select a single-frame hanger 2 from another group of single-frame hangers that have not been turned over as the installation platform for the winch equipment 4, install two winches 14 at both ends of the installation platform respectively, weld and fix the bottom surface of the winch 14 to the single-frame hanger 2, and name the single-frame hanger 2 on which the winch 14 is installed as the reference single-frame hanger 2; select a horizontally placed single-frame hanger 2 as the installation platform for the winch equipment 4, and the bottom of the winch 14 is fixed to the single-frame hanger 2 by welding to ensure overall stability and improve safety and reliability during use. The winch 14 has its own control system for accurately controlling the start, stop, lifting and lowering adjustment of the winch 14 to ensure stable operation of the equipment;

[0052] 4) Install the steel cable assembly 15 at the bracket connection nodes 3 at both ends of the reference single-frame hanger 2, and hinge the upper hanging winch 16 to the connection hole 20 reserved on the bracket connection node 3. The reserved connection hole 20 is a connection hole 20 reserved on the connecting plate 10 connected to the end of the horizontally arranged single-frame hanger 2 on the bracket connection node 3. Install the steel cable 17, wind the steel cable 17 around and connect it between the upper hanging winch 16 and the lower hanging winch 18, and connect the steel cable 17 to the winch 14; two connection holes 20 are reserved on the connecting plate 10, one of which is connected to the connecting plate 2 11, and the other connection hole 20 is reserved to facilitate the connection between the connecting plate 10 and other components, and the structural design is reasonable;

[0053] 5) Install the upper lifting ring 6 and the lower lifting ring 21, hinge the upper lifting ring 6 to the connection holes 20 reserved on the four bracket connection nodes 3, the reserved connection hole 20 is the connection hole 20 on the connection plate 10 connected to the end of the inclined single-frame hanger 2 on the bracket connection node 3, and install the lower lifting ring 21 to the connection holes 20 reserved on the other two bracket connection nodes 3 where the steel cable assembly 15 is not installed, the reserved connection hole 20 is the connection hole 20 on the bracket connection node 3 connected to the horizontally set single-frame hanger 2 The connecting hole 20 of the connecting plate 10 connected at the end, and the upper lifting ring 6 is connected to the upper lifting belt 7, and the hook 19 and the lower lifting ring 21 at the lower lifting winch 18 of the steel cable assembly 15 are connected to the lower lifting belt 5; the upper lifting ring 6, the lower lifting ring 21, and the hook 19 are convenient for connection with the lifting belt, and the upper lifting belt 7 and the lower lifting belt 5 are connected at the four bracket connection nodes 3, but the lower lifting belt 5 is connected to the lower lifting ring 21 or the hook 19 on the steel cable assembly 15, and the structural design is reasonable, so that the lifting system is more evenly stressed;

[0054] 6) The lower sling 5 is fixedly connected to the four support nodes reserved for the photovoltaic grid, and the upper sling 7 is connected to the hook 19 above the sea crane; the connection between the entire adjustable lifting bracket and the photovoltaic grid is realized through the lower sling 5, and the upper sling 7 is connected to the sea crane, the overall structure has high stability, strong lifting safety, and convenient construction;

[0055] 7) After the lifting equipment of the sea crane begins to hoist the photovoltaic grid to the specified height, the height is the starting height position, and the lifting is stopped and waited until the photovoltaic grid does not shake; the sea crane hoists the photovoltaic grid to a certain height through the adjustable hanger bracket, and the height is the starting height position, which is convenient for the subsequent gradual resetting and descent of the adjustable hanger bracket. After hoisting to a certain height, wait for a period of time to make the photovoltaic grid stable and not shake at high altitude, and then carry out subsequent operations, thereby reducing safety hazards and improving operational safety. Carrying out subsequent operations after stabilization can also help construction personnel control the operation and adjustment accuracy;

[0056] 8) Synchronously start the two winches 14, and the two winches 14 synchronously reel in the steel cables 17, thereby stretching one side of the photovoltaic grid to lift it to the designed height, and realizing the flipping of the photovoltaic grid at a certain angle; the photovoltaic grid is connected to the four lower slings 5 ​​at the four bracket connection nodes 3 to form a stable connection, wherein two lower slings 5 ​​are connected to the corresponding steel cable assemblies 15, and the two lower slings 5 ​​are located on the same side, and the two winches 14 operate synchronously and start to reel in the corresponding connected steel cables 17 at the same speed and force, thereby gradually stretching one side of the photovoltaic grid and lifting it to the designed height, so that the photovoltaic grid is flipped to the specified angle, and then the winches 14 are stopped to realize the precise adjustment of the angle of the photovoltaic grid in the air. The entire adjustment process is precisely controlled by the two winch equipment 4, and the two winches 14 maintain strict synchronous operation, thereby improving the actual operation safety and stability.

[0057] 9) After the photovoltaic grid is flipped, the lifting equipment of the sea crane is started to translate, and the photovoltaic grid is translated to the top of the corresponding position of the freight ship to be transported. After the photovoltaic grid stops shaking, the lifting equipment of the sea crane is started to descend until the photovoltaic grid is placed at the corresponding position of the freight ship to be transported; the entire lifting, translation, and placement process are carried out by the lifting equipment of the sea crane, which can save a lot of manpower, material resources and time costs, and improve work efficiency. After the photovoltaic grid is moved to the top of the corresponding position of the freight ship to be transported, it is necessary to wait for a period of time until the photovoltaic grid stops shaking before performing other operations, thereby effectively reducing the accident rate and improving construction safety;

[0058] 10) The lower sling 5 is separated and disconnected from the connection point of the support node of the photovoltaic grid, and the lifting equipment of the sea crane ship is started to drive the lifting bracket body 1 to be lifted and then translated to the starting height position. After the lifting bracket stops shaking, the lifting equipment of the sea crane ship is started to lower the height until the lifting bracket body 1 is placed on the ground; after the photovoltaic grid is safely placed on the freight ship to be transported, the lower sling 5 is separated from the photovoltaic grid, and the adjustable lifting bracket is lifted and translated and reset to the starting height position by the lifting equipment of the sea crane ship. In order to ensure safety, after the adjustable lifting bracket moves to the starting height position, it is necessary to wait for a period of time until the lifting bracket stops shaking before performing the placement operation;

[0059] 11) Separate and disconnect the connection between the upper sling 7 and the bracket connection node 3, separate and disconnect the connection between the lower sling 5 and the lower lifting ring 21 and the steel cable assembly 15, and remove the steel cable assembly 15 and the connecting plate 2 11 in the bracket connection node 3; disassemble and separate the upper sling 7, the lower sling 5 and the lifting bracket, disassemble the steel cable assembly 15 from the lifting bracket, and disassemble the connecting plate 2 11 in the bracket connection node 3, disassemble and separate the connecting plate 2 11 and the connecting plate 10, and the connecting plate 10 is left on the short side hanger 8 to which it is welded and fixed. The disassembly process is simple and clear, and the construction efficiency is high. After the disassembled parts are inspected and cleaned, they are uniformly stored and wait for the next assembly;

[0060] 12) Remove the bolt assembly 24 of the short side hanger 8 and the long side hanger 9, and then use the car crane to lift the short side hanger 8 and the long side hanger 9 to the storage area and place them, waiting for the lifting of the next photovoltaic grid. By removing the bolt assembly 24 to disassemble the single hanger 2, it can be convenient for the lifting, transportation and storage of the car crane. When the next photovoltaic grid needs to be lifted, the overall assembly of the lifting bracket will be carried out.

[0061] The present invention adopts the hoisting bracket to facilitate the hoisting and installation of the photovoltaic grid, and the installation angle of the photovoltaic grid can be adjusted in the air through the hoisting device 4 in conjunction with the hoisting bracket, so that the angle of the photovoltaic grid after adjustment meets the requirements of the installation angle of the photovoltaic panel, thereby improving the photoelectric conversion efficiency. The overall structural design is simple and reasonable, and is convenient for actual assembly and disassembly. Four single-frame hangers 2 cooperate with four bracket connection nodes 3 to enclose and connect to form a stable hoisting bracket body 1, ensuring the overall structural strength and bearing capacity. The four bracket connection nodes 3 are all connected with upper slings 7 and lower slings 5, and the lower slings 5 ​​are connected to the photovoltaic grid, which is convenient for installation and disassembly. The design ensures the stability and balance of the photovoltaic grid during the adjustment process. The single-frame hanger 2 itself adopts a short side hanger 8 and a long side hanger 9 to form a stable and firm structure, ensuring the overall structural strength and bearing capacity, and improving the safety and stability of the photovoltaic grid hoisting. The parts of the hoisting bracket are made of green steel, which can be recycled, and the whole process is simple to operate, the principle is clear, the implementation operation is easy, and it is easy to promote.

[0062] The above are only specific embodiments of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent replacements or modifications made based on the present invention to achieve basically the same technical effects are all included in the protection scope of the present invention.

Claims

1. A four-cornered pyramid photovoltaic panel grid angle adjustable hoisting bracket, characterized in that include: A hoisting bracket body, wherein the hoisting bracket body comprises four single-frame hangers and four bracket connection nodes, wherein the four single-frame hangers are sequentially connected end to end, and two adjacent single-frame hangers are connected via the bracket connection nodes; A hoisting device, wherein two hoisting devices are provided, and the two hoisting devices are arranged at both side ends of one of the single-frame hangers; The four support connection nodes are all connected with a lower lifting belt and an upper lifting ring, the lower lifting belt is connected to the photovoltaic grid, and the upper lifting ring is connected with the upper lifting belt.

2. The quadrangular pyramid photovoltaic panel grid angle adjustable hoisting bracket according to claim 1, characterized in that: The single-frame hanger includes a short-side hanger and a long-side hanger. The two ends of the long-side hanger are connected to the short-side hanger, and the short-side hanger is fixedly connected to the long-side hanger via a bolt assembly.

3. The quadrangular pyramid photovoltaic panel grid angle adjustable hoisting bracket according to claim 1, characterized in that: The support connection node includes two connecting plate members 1 and one connecting plate member 2, the connecting plate member 2 connects the two connecting plate members 1, and the two connecting plate members 1 are respectively connected and fixed to the corresponding ends of two adjacent single-frame hangers.

4. The quadrangular pyramid photovoltaic panel grid angle adjustable hoisting bracket according to claim 3, characterized in that: One end of the short side hanger is connected to the long side hanger, and the other end of the short side hanger is welded and fixed with an end plate, the connecting plate member 1 is welded and fixed to the end plate, and reinforcing connecting plates are provided on both sides of the connecting plate member 1, and the reinforcing connecting plates are welded and fixed to the end plate.

5. The quadrangular pyramid photovoltaic panel grid angle adjustable hoisting bracket according to claim 3, characterized in that: The four single-frame hangers are divided into two groups of single-frame hanger groups, two of which are in each group of single-frame hanger groups are symmetrically distributed, the two single-frame hangers in one group of single-frame hanger groups are inclined, and the two single-frame hangers in the other group of single-frame hanger groups are horizontally set.

6. The quadrangular pyramid photovoltaic panel grid angle adjustable hoisting bracket according to claim 5, characterized in that: The two hoisting equipments are arranged at the two side ends of a horizontally arranged single-frame hanger, and the hoisting equipment comprises a hoist and a steel cable assembly. The hoist is arranged on the single-frame hanger, the hoist is connected to the steel cable assembly, and the steel cable assembly is connected to the closest support connection node.

7. The quadrangular pyramid photovoltaic panel grid angle adjustable hoisting bracket according to claim 6, characterized in that: The steel cable assembly includes an upper hanging winch, a steel cable and a lower hanging winch, the winch is connected to the steel cable, the steel cable is wound between the upper hanging winch and the lower hanging winch, the upper hanging winch is hinged to the connecting plate, the lower hanging winch is connected to a hook, and the hook is connected to the lower sling.

8. The quadrangular pyramid photovoltaic panel grid angle adjustable hoisting bracket according to claim 7, characterized in that: The two connecting plate members 1 in the bracket connection node are respectively connected to an end of a horizontally set single-frame hanger and an end of an inclined single-frame hanger. Two connecting holes are arranged on the connecting plate member 1, one of which is hingedly connected to the connecting plate member 2, the other connecting hole on the connecting plate member 1 connected to the end of the inclined single-frame hanger is connected to the upper lifting ring, and the other connecting hole on the connecting plate member 1 connected to the end of the horizontally set single-frame hanger is connected to the upper lifting winch or the lower lifting ring, and the lower lifting ring is connected to the lower lifting belt.

9. The quadrangular pyramid photovoltaic panel grid angle adjustable hoisting bracket according to claim 5, characterized in that: The connecting plate component 2 includes a positioning plate 1 and a positioning plate 2, the positioning plate 1 and the positioning plate 2 are plugged into each other, and the positioning plate 1 and the positioning plate 2 are welded and fixed, the positioning plate 1 is hinged to the connecting plate component 1 connected to the end of the single-frame hanger set at an angle, and the positioning plate 2 is hinged to the connecting plate component 1 connected to the end of the single-frame hanger set horizontally.

10. A method for installing a quadrangular pyramid photovoltaic panel grid angle adjustable hoisting bracket according to claim 1, characterized in that: The steps include: 1) Level the construction site, use a truck crane to assemble the long side hanger and the short side hanger to form four single hangers, each of which includes a long side hanger and two short side hangers, and the two short side hangers are respectively connected to the two ends of the long side hanger, and the preset holes at the ends of the long side hanger are matched with the preset holes on the short side hanger, and then the long side hanger is fixedly connected with the short side hanger by a bolt assembly; 2) Hoist four single-frame hangers according to the design requirements, and initially enclose them to form a rectangular structure. The four single-frame hangers are divided into two groups of single-frame hanger groups, and the two single-frame hangers in each group of single-frame hanger groups are symmetrically distributed. One of the single-frame hanger groups is selected to flip its two single-frame hangers, and the bracket connection node is installed. The two adjacent single-frame hangers are connected through the bracket connection node. The two connecting plates in the bracket connection node are respectively welded and fixed to the end plates at the ends of the two adjacent single-frame hangers to form the main body of the hoisting bracket; 3) Select a single-frame hanger from the other single-frame hanger group that has not been turned over as the installation platform for the winch equipment, install two winches at both ends of the installation platform respectively, weld the bottom surface of the winch to the single-frame hanger, and name the single-frame hanger on which the winch is installed as the reference single-frame hanger; 4) Install the steel cable assembly at the bracket connection nodes at both ends of the reference single-frame hanger, hinge the upper hanging winch to the connection hole reserved on the bracket connection node, the reserved connection hole is a connection hole reserved on the connection plate connected to the end of the horizontally arranged single-frame hanger on the bracket connection node, install the steel cable, wind the steel cable around and connect it between the upper hanging winch and the lower hanging winch, and connect the steel cable to the winch; 5) Install the upper lifting ring and the lower lifting ring, hinge the upper lifting ring to the connection holes reserved on the four bracket connection nodes, the reserved connection holes are the connection holes on the connection nodes of the brackets connected to the end of the inclined single-frame hanger, install the lower lifting ring to the connection holes reserved on the other two bracket connection nodes where the steel cable assembly is not installed, the reserved connection holes are the connection holes on the connection nodes of the brackets connected to the end of the horizontally set single-frame hanger, and connect the upper lifting ring to the upper lifting belt, and connect the hook and the lower lifting ring at the lower lifting winch of the steel cable assembly to the lower lifting belt; 6) The lower sling is fixedly connected to the four support nodes reserved for the photovoltaic grid, and the upper sling is connected to the hook above the sea crane; 7) After the lifting equipment of the sea crane starts to lift the photovoltaic grid to the specified height, the height is the starting height position, stop lifting and wait until the photovoltaic grid stops shaking; 8) Start two winches synchronously, and the two winches synchronously reel in the steel cables, thereby stretching one side of the photovoltaic grid to lift it to the designed height, and realizing the flipping of the photovoltaic grid at a certain angle; 9) After the photovoltaic grid is flipped, the lifting equipment of the sea crane is started to move the photovoltaic grid horizontally to the position directly above the corresponding position of the freight ship to be transported. After the photovoltaic grid stops shaking, the lifting equipment of the sea crane is started to descend until the photovoltaic grid is placed at the corresponding position of the freight ship to be transported; 10) The connection between the lower sling and the support node of the photovoltaic grid is disconnected, and the lifting equipment of the sea crane is started to drive the main body of the lifting bracket to lift and then move it to the starting height position. After the lifting bracket stops shaking, the lifting equipment of the sea crane is started to lower the height until the main body of the lifting bracket falls to the ground; 11) Separate and disconnect the connection between the upper sling and the bracket connection node, separate and disconnect the connection between the lower sling and the lower lifting ring and the steel cable assembly, and remove the second connecting plate in the steel cable assembly and the bracket connection node; 12) Remove the bolt assemblies of the short side hanger and the long side hanger, and then use the car crane to lift the short side hanger and the long side hanger to the storage area and place them, waiting for the lifting of the next photovoltaic grid.

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