CN115498688A - High-coverage-rate mountain photovoltaic grid-connected power generation system - Google Patents
High-coverage-rate mountain photovoltaic grid-connected power generation system Download PDFInfo
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/381—Dispersed generators
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/06—Scaring or repelling devices, e.g. bird-scaring apparatus using visual means, e.g. scarecrows, moving elements, specific shapes, patterns or the like
- A01M29/08—Scaring or repelling devices, e.g. bird-scaring apparatus using visual means, e.g. scarecrows, moving elements, specific shapes, patterns or the like using reflection, colours or films with specific transparency or reflectivity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/50—Arrangement of stationary mountings or supports for solar heat collector modules comprising elongate non-rigid elements, e.g. straps, wires or ropes
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S30/00—Structural details of PV modules other than those related to light conversion
- H02S30/10—Frame structures
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/10—Cleaning arrangements
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/32—Electrical components comprising DC/AC inverter means associated with the PV module itself, e.g. AC modules
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/20—The dispersed energy generation being of renewable origin
- H02J2300/22—The renewable source being solar energy
- H02J2300/24—The renewable source being solar energy of photovoltaic origin
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Abstract
The invention provides a mountain photovoltaic grid-connected power generation system with high coverage rate, which comprises a photovoltaic array group, wherein the output ends of the photovoltaic array group are electrically connected to an inverter, the signal output end of the inverter is connected with an electric quantity data acquisition unit, the voltage output end of the inverter is connected with a bidirectional meter, and the output end of the bidirectional meter is connected with a power distribution network and a distribution box; the electric quantity data collector is in communication connection with the cloud platform, the cloud platform is in communication connection with the mobile terminal and the field control room, and the field control room is electrically connected with the distribution box; the photovoltaic array group comprises a plurality of photovoltaic blocks, and each photovoltaic block is internally provided with a steel cable, a grounding assembly, a middle connecting assembly, an upper transverse plate, a photovoltaic assembly and a hoop assembly. The photovoltaic panel can keep the frame body away from a large-gradient area or an area difficult to construct, but the photovoltaic panel can still be hooped on the steel cable to cover the dangerous area, so that the photovoltaic panel has higher covering density and wider covering range, and environmental interference is avoided.
Description
Technical Field
The invention relates to the technical field of photovoltaic power distribution, in particular to a high-coverage mountain photovoltaic grid-connected power generation system.
Background
The photovoltaic grid-connected power generation system can convert direct current output by the solar cell array into alternating current with the same amplitude, the same frequency and the same phase as the voltage of a power grid, and is connected with the power grid and transmits electric energy to the power grid. The flexibility of the power generation system is that when sunlight is strong, the photovoltaic power generation system supplies power to an alternating current load and simultaneously transmits redundant electric energy to a power grid; when the sunlight is insufficient, namely the solar cell array cannot provide enough electric energy for the load, the electric energy can be taken from the power grid to supply power for the load.
The photovoltaic power generation systems are distributed at a plurality of positions, such as roofs, deserts, wastelands, mountains and the like, wherein the mountainous regions have the characteristics of more wastelands and rich illumination resources, so that the mountainous photovoltaic power generation systems are very widely applied;
the current mountain photovoltaic system is arranged in the following process: firstly, arranging frame bodies according to a drawing, adjusting the frame bodies to a proper angle, and uniformly distributing a photovoltaic plate above each frame body; the number of the frame bodies needing to be arranged is large, and the mountain terrain is complex, so that the earlier construction period of the whole mountain photovoltaic system is long, and the construction efficiency is low; simultaneously to the region that the slope is big, the relief is complicated then because the support body construction degree of difficulty is big, photovoltaic board often can not cover these regions, lead to whole mountain photovoltaic system to distribute dispersedly, the mountain body utilization ratio is not high.
In summary, a photovoltaic grid-connected power generation system with high layout efficiency and wide coverage range is needed at present.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a mountain photovoltaic grid-connected power generation system with high coverage rate, and solves the problems in the background art.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the mountain photovoltaic grid-connected power generation system with high coverage rate comprises a photovoltaic array group, wherein the output ends of the photovoltaic array group are electrically connected to an inverter, the signal output end of the inverter is connected with an electric quantity data acquisition unit, the voltage output end of the inverter is connected with a bidirectional meter, and the output end of the bidirectional meter is connected with a power distribution network and a power distribution box; the electric quantity data collector is in communication connection with the cloud platform, the cloud platform is in communication connection with the mobile terminal and the field control room, and the field control room is electrically connected with the distribution box;
the photovoltaic array group comprises a plurality of photovoltaic blocks, and each photovoltaic block is internally provided with a steel cable, a grounding assembly, a middle connection assembly, an upper transverse plate, a photovoltaic assembly and a hoop assembly; the grounding assembly comprises reserved rods, a supporting frame, movable plates and a bracket, the reserved rods are transversely poured and embedded in the mountain body at intervals, the top ends of the reserved rods are assembled and connected with the supporting frame, the movable plates are vertically and slidably mounted in the supporting frame and fixed through bolts, and the top ends of the movable plates are rotatably connected with the bracket and fixed through screws; the middle connection assembly is arranged between the support frames of two adjacent grounding assemblies, the upper transverse plate is arranged between the brackets of the two adjacent grounding assemblies, steel cables are vertically arranged on the surface of the upper transverse plate at intervals, and the inclination angle of each steel cable is the same as that of each bracket;
the hoop components are vertically and symmetrically arranged at the transverse center line of the bottom surface of the photovoltaic module, and the distance between the two hoop components is the same as that between the two adjacent steel cables; the photovoltaic module layout method comprises the following steps: install the staple bolt subassembly staple bolt on the steel cable, then loosen photovoltaic module, photovoltaic module can slide to the assigned position along the steel cable slope, locks the staple bolt subassembly at last for the staple bolt subassembly centre gripping is fixed on the steel cable.
Furthermore, a plurality of anchoring rods are vertically welded on the bottom surface of the steel cable and distributed in a linear array,
an upper stop block is fixedly arranged in the middle of the outer wall of the anchoring rod, a through hole for the anchoring rod to penetrate through is formed in the upper transverse plate, a locking nut is screwed at the bottom of the anchoring rod, and the upper stop block and the locking nut are matched and arranged on the upper surface and the lower surface of the upper transverse plate.
Furthermore, the hoop component comprises an upper connecting block, an upper clamping block and a lower clamping plate; go up the top fixed connection photovoltaic module of connecting block, go up the bottom surface of connecting block and connect the clamp splice, the bottom surface symmetry of going up the clamp splice articulates has two lower splint and articulated department installs the torsional spring, goes up clamp splice, two lower splint slip laminating staple bolts in the outer wall of steel cable, leaves the clearance that supplies the anchor rod to run through between two lower splint, and it is fixed through compressing tightly the subassembly between lower splint and the last clamp splice. The inside symmetry is installed the subassembly that compresses tightly of vertical distribution.
Furthermore, one end of the top surface of the upper clamping block is vertically provided with a first constraint plate, the other end of the top surface of the upper clamping block is vertically provided with a second constraint plate, one side of the bottom of the upper connecting block is vertically provided with a first rotating column, the other side of the bottom of the upper connecting block is vertically provided with a second rotating column, the first rotating column is rotatably embedded into the first constraint plate, the second rotating column rotatably penetrates through the second constraint plate, and the first rotating column and the second rotating column are positioned through a pressing assembly;
a group of angle adjusting assemblies are mounted below each photovoltaic assembly, each angle adjusting assembly is arranged between the two hoop assemblies and comprises a main box body, an adjusting rod, an adjusting gear and a traction belt, an adjusting wheel is rotatably mounted inside the main box body, the centers of two side faces of the adjusting gear are respectively and vertically provided with the adjusting rod, the adjusting rods rotatably penetrate through the main box body, the outer end of each adjusting rod is respectively and movably connected with a second rotating column, the traction belt penetrates through the outer wall of each adjusting wheel in a fit manner, the traction belt is slidably embedded into the main box body, and pull rings are arranged at two ends of the traction belt; the pull ring can be pulled to drive the traction belt to move, so that the adjusting wheel rotates forwards or backwards, the adjusting rod and the upper connecting block are driven to rotate, and the photovoltaic module is adjusted to change the inclination angle.
Further, photovoltaic module includes outer frame body, and four sides of outer frame body all are equipped with the blotter, and the surface embedding of outer frame body has four rectangular array to distribute's photovoltaic board, and the center department of outer frame body installs and drives the bird subassembly, and two corners on the long limit of surface of photovoltaic board all are equipped with the side support body perpendicularly, locate between two side support bodies and hang the rope, hang the top of rope interval locating photovoltaic board.
Further, the vertical central line department in surface of outer frame body is equipped with the receiver, and slidable mounting has first clearance subassembly, inside opposite side slidable mounting of receiver has the second clearance subassembly on one side, and first clearance subassembly, second clearance subassembly distribute staggeredly, and the bottom meshing that drives the bird subassembly is connected to between first clearance subassembly, the second clearance subassembly, can drive first clearance subassembly, second clearance subassembly synchronous motion when driving the bird subassembly and rotate in order to clean the photovoltaic board.
Further, it includes the main shaft, drive gear, the blade, central sleeve pipe, branch and reflector to drive the bird subassembly, the main shaft rotates the center department that runs through the main box body, the bottom of main shaft is equipped with drive gear, first clearance subassembly is connected in the drive gear meshing, the second clearance subassembly, the outer wall of main shaft has set firmly a plurality of blades, the cover is rotated on the top of main shaft and is equipped with central sleeve pipe, central sheathed tube outer wall is equipped with a plurality of branches, the outer end of every branch all is equipped with the reflector, the length of branch and sleeve pipe, it is the same to hang the rope interval, when the reflector rotated to hanging rope department, can contact the extrusion and hang the rope.
Further, first clearance subassembly, second clearance subassembly structure are the same, and first clearance subassembly includes first cleaning sheet, second cleaning sheet and first pinion rack, and first pinion rack slides and imbeds in the main box body, and the inboard is arranged in to the tooth's socket of first pinion rack, and the outside inner of first pinion rack is equipped with first cleaning sheet perpendicularly, the outside outer end is equipped with the second cleaning sheet perpendicularly, and the both sides of photovoltaic board are arranged in to first cleaning sheet, second cleaning sheet.
Furthermore, the connecting assembly comprises a lower transverse plate, a vertical plate and a planting basket, the lower transverse plate is installed between the supporting frames of the two adjacent grounding assemblies, the vertical plate is vertically arranged in the middle of the surface of the lower transverse plate, and the planting basket is hung on two sides of the vertical plate.
Furthermore, the liquid supply assembly is arranged on the outer side of the middle joint assembly and comprises a main water distribution pipe, vertical water distribution pipes and spraying pipes, the spraying pipes are arranged on two sides of the vertical plate and located above the planting baskets which are longitudinally distributed, the spraying pipes are communicated with the vertical water distribution pipes, and the bottom ends of the vertical water distribution pipes are communicated with the main water distribution pipes.
The invention provides a mountain photovoltaic grid-connected power generation system with high coverage rate. Compared with the prior art, the method has the following beneficial effects:
according to the photovoltaic module suspension type installation structure, each photovoltaic module in array distribution is directly supported through the steel cable, suspension type installation of the photovoltaic modules is achieved, the photovoltaic modules are arranged in a suspended mode, a frame body is not required to be arranged below each photovoltaic module, most of the photovoltaic modules are only hooped on the steel cable, therefore, when the construction scheme is designed, the frame body can be kept away from a large-gradient area or an area difficult to construct, but the photovoltaic panels can still be hooped on the steel cable to cover a dangerous area, the coverage density of the photovoltaic panels is larger, the coverage range is wider, and environmental interference is avoided;
when installing each photovoltaic module, the workman can lay each frame system earlier, then the workman stands in the eminence, installs the photovoltaic module staple bolt on the steel cable, then loosens photovoltaic module, and photovoltaic module can slide down along the optical cable of slope, realizes laying fast of photovoltaic module, need not the workman and installs photovoltaic module one by one again, and photovoltaic module can cover to each have the frame body region, no frame body region, danger area.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 shows a schematic structural diagram of a high-coverage mountain photovoltaic grid-connected power generation system of the invention;
fig. 2 shows a schematic view of the photovoltaic block structure of the present invention;
fig. 3 shows a schematic view of the installation of the photovoltaic block of the present invention in a mountain structure;
FIG. 4 shows a schematic view of the angle adjustment assembly of the present invention;
FIG. 5 is a schematic view of the connection structure of the center joint assembly, the water supply assembly and the wire rope of the present invention;
FIG. 6 is a schematic view showing the internal structure of the main case of the present invention;
FIG. 7 shows a schematic structural view of the hoop assembly of the present invention;
FIG. 8 shows an enlarged schematic view of FIG. 7 at A;
FIG. 9 is a schematic view of the photovoltaic module and cleaning mechanism connection of the present invention;
fig. 10 shows a structural schematic view of the bird repellent assembly of the present invention;
FIG. 11 shows a schematic top view of a photovoltaic module of the present invention;
shown in the figure: 1. a steel cord; 11. an anchoring rod; 111. an upper stop block; 112. locking the nut; 2. a ground component; 21. reserving a rod; 22. a support frame; 23. a movable plate; 24. a bracket; 3. a middle connection component; 31. a lower transverse plate; 32. a vertical plate; 33. planting baskets; 4. a water supply assembly; 41. a main water distributing pipe; 42. erecting a water distribution pipe; 43. a shower pipe; 5. an angle adjustment assembly; 51. a main box body; 52. adjusting a rod; 53. an adjustment wheel; 54. a traction belt; 541. a pull ring; 6. a photovoltaic module; 61. an outer frame body; 611. a cushion pad; 62. a photovoltaic panel; 63. a side frame body; 64. hanging a rope; 7. the hoop component; 71. an upper connecting block; 711. a first rotating column; 712. a second rotary column; 72. an upper clamping block; 721. a first restraint plate; 722. a second restraint plate; 723. a vertical slot; 724. accommodating grooves; 73. a lower splint; 74. locking the screw rod; 75. a pressure lever; 751. pressing a ring; 752. a spring; 8. a bird repelling assembly; 81. a main shaft; 82. a drive gear; 83. a blade; 84. a central sleeve; 85. a strut; 86. a reflector; 9. a cleaning mechanism; 91. a storage box; 92. a first cleaning assembly; 921. a first wiping plate; 922. a second wiping plate; 923. a first toothed plate; 921. a third wiping plate; 922. a fourth wiping plate; 923. a second toothed plate; 9a and an upper transverse plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
In order to solve the technical problems in the background art, the following high-coverage mountain photovoltaic grid-connected power generation system is provided:
as shown in fig. 1-11, the high-coverage mountain photovoltaic grid-connected power generation system provided by the present invention includes a photovoltaic array group, wherein output ends of the photovoltaic array group are electrically connected to an inverter, a signal output end of the inverter is connected to an electric quantity data collector, a voltage output end of the inverter is connected to a bidirectional meter, and an output end of the bidirectional meter is connected to a power distribution network and a distribution box; the electric quantity data collector is in communication connection with the cloud platform, the cloud platform is in communication connection with the mobile terminal and the field control room, and the field control room is electrically connected with the distribution box; through the design, electricity generated by photovoltaic can be output to a power distribution network, and meanwhile, the generated electricity can also be output to various field devices such as field control rooms through distribution boxes, so that field electricity utilization is guaranteed;
the photovoltaic array group comprises a plurality of photovoltaic blocks, and each photovoltaic block is internally provided with a steel cable 1, a grounding component 2, a middle connecting component 3, an upper transverse plate 9a, a photovoltaic component 6 and a hoop component 7; the grounding assembly 2 comprises reserved rods 21, a supporting frame 22, movable plates 23 and a bracket 24, the reserved rods 21 are transversely poured and embedded in a mountain body at intervals, the top ends of the reserved rods 21 are assembled and connected with the supporting frame 22, the movable plates 23 are vertically and slidably mounted in the supporting frame 22 and fixed through bolts, and the top ends of the movable plates 23 are rotatably connected with the bracket 24 and fixed through screws; the middle connection assembly 3 is arranged between the support frames 22 of two adjacent grounding assemblies 2, the upper transverse plate 9a is arranged between the brackets 24 of two adjacent grounding assemblies 2, the surface of the upper transverse plate 9a is vertically provided with steel cables at intervals, and the inclination angle of each steel cable is the same as that of each bracket 24; the hoop components 7 are vertically and symmetrically arranged at the transverse center line of the bottom surface of the photovoltaic component 6, and the distance between the two hoop components 7 is the same as that between the adjacent steel cables; the layout method of the photovoltaic module 6 comprises the following steps: install staple bolt subassembly 7 staple bolt on the steel cable, then loosen photovoltaic module 6, photovoltaic module 6 can slide to the assigned position along the steel cable slope, locks staple bolt subassembly 7 at last for staple bolt subassembly 7 centre gripping is fixed on the steel cable.
According to the invention, each photovoltaic module 6 distributed in an array is directly supported by the steel cable, so that the photovoltaic modules 6 are installed in a suspension manner, the photovoltaic modules 6 are arranged in a suspension manner, a frame body is not required to be arranged below each photovoltaic module 6, most photovoltaic modules 6 are only hooped on the steel cable, therefore, when the construction scheme is designed, the frame body can be kept away from a large-gradient area or an area difficult to construct, but the photovoltaic plate 62 can still be hooped on the steel cable to cover the dangerous area, the coverage density of the photovoltaic plate 62 is higher, the coverage range is wider, and the environmental interference is avoided;
when each photovoltaic module 6 is installed, workers can firstly lay each frame system, then the workers stand at a high position, hoops of the photovoltaic modules 6 are installed on steel cables, then the photovoltaic modules 6 are loosened, the photovoltaic modules 6 can slide downwards along the inclined optical cables, rapid arrangement of the photovoltaic modules 6 is achieved, the workers do not need to install the photovoltaic modules 6 one by one, and the photovoltaic modules 6 can cover all the areas with frames, the areas without frames and the dangerous areas;
the grounding assembly 2 is a frame body which needs to be laid in advance, the reserved rod 21 is firstly poured into a mountain body, the installation of the supporting frame 22 is facilitated, the extending length of the movable plate 23 can be adjusted to adapt to the positioning requirements of different slopes, the angle of the bracket 24 can be adjusted by workers, the installation inclination of the upper transverse plate 9a and the steel cable can be adjusted, and the photovoltaic assembly 6 can be installed at the optimal initial angle and height in advance.
Go up diaphragm 9a and can connect two ground connection assembly 2 as an organic whole from the top, it connects two ground connection assembly 2 as an organic whole to connect subassembly 3 to can follow the below, so, forms the integrative structure of rectangle, and whole photovoltaic array's support frame body is more firm, reliable.
Example two
On the basis of the above embodiments, the present embodiment further provides the following:
for photovoltaic module 6 can realize the function of the above-mentioned unsettled laying, need solve following problem: 1. the steel cable needs to be obliquely arranged along the slope of the mountain, and needs to be supported by multiple sections, so that the steel cable is ensured to be in a straightening state, and the photovoltaic modules 6 can be ensured to be stably arranged; 2. the photovoltaic module 6 cannot interfere with the steel cable support structure when sliding downwards; 3. the photovoltaic module 6 needs to be unlocked when sliding downwards and locked when in place; in order to solve the problems, the following scheme design is provided:
as shown in fig. 2, fig. 3 and fig. 7, a plurality of anchor rods 11 are vertically welded on the bottom surface of the steel cable, the anchor rods 11 are distributed in a linear array, an upper stop block 111 is fixedly arranged in the middle of the outer wall of each anchor rod 11, a through hole for the anchor rod 11 to penetrate through is formed in the upper transverse plate 9a, a lock nut 112 is screwed on the bottom of each anchor rod 11, and the upper stop block 111 and the lock nut 112 are arranged on the upper surface and the lower surface of the upper transverse plate 9a in a matching manner.
The anchor rods 11 of interval distribution are used for fixing the steel cable on the surface of the corresponding upper transverse plate 9a, and then the locking nut 112 is screwed up, so that the locking positioning of the anchor rods 11 is realized by the cooperation of the upper stop block 111 and the locking nut 112, the steel cable is stably arranged above the upper transverse plate 9a, the steel cable can be guaranteed to be obliquely arranged along a mountain body and pulled, and the tightening state is kept.
As shown in fig. 7, the hoop assembly 7 includes an upper connecting block 71, an upper clamping block 72, and a lower clamping plate 73; go up the top fixed connection photovoltaic module 6 of connecting block 71, go up the bottom surface of connecting block 71 and connect up clamp splice 72, the bottom surface symmetry of going up clamp splice 72 articulates there are two lower splint 73 and articulated department installs the torsional spring, goes up clamp splice 72, two lower splint 73 slip laminating staple bolts in the outer wall of steel cable, leaves the clearance that supplies anchor rod 11 to run through between two lower splint 73, and lower splint 73 is fixed through compressing tightly the subassembly with last clamp splice 72 between. The inside symmetry is installed the subassembly that compresses tightly of vertical distribution.
The two groups of hoop components 7 are sleeved on the two steel cables, so that the gliding stability of the photovoltaic component 6 can be ensured; when the photovoltaic module is laid, the two lower clamping plates 73 are pulled outwards, so that the lower clamping plates 73 are clamped below the steel cable, and the compression assembly is not locked, therefore, the photovoltaic module 6 can slide downwards normally, meanwhile, the stability of the sliding downwards can be ensured, and after the photovoltaic module is in place, a worker can position the two lower clamping plates 73 by using a long rod screwdriver and screwing the compression assembly, so that the requirements of sliding downwards and positioning are met;
when the photovoltaic module 6 slides down, the steel cable passes through the area surrounded by the upper clamping block 72 and the lower clamping plate 73, and the anchoring rod 11 passes between the two lower clamping plates 73, so that the photovoltaic module 6 cannot interfere with the anchoring rod 11 when sliding down.
EXAMPLE III
On the basis of the above embodiments, the present embodiment further provides the following:
because the mountain environment is complex, the mountain has a light facing surface and a backlight surface, and the illumination angles of all seasons are different, the optimal angles of the photovoltaic modules 6 are different all the seasons; the angle of the existing photovoltaic module 6 only keeps the initial angle and cannot be adjusted subsequently, so that the generated energy in four seasons has large difference, and the illumination is not fully utilized; therefore, to solve the above problems, the following solutions are given;
as shown in fig. 7 and 8, one end of the top surface of the upper clamping block 72 is vertically provided with a first restraining plate 721, the other end of the top surface of the upper clamping block 72 is vertically provided with a second restraining plate 722, one side of the bottom of the upper connecting block 71 is vertically provided with a first rotating column 711, the other side of the bottom of the upper connecting block 71 is vertically provided with a second rotating column 712, the first rotating column 711 is rotatably embedded in the first restraining plate 721, the second rotating column 712 rotatably penetrates through the second restraining plate 722, the first rotating column 711 and the second rotating column 712 are positioned by a pressing component, and the top surface of the upper horizontal plate 9a is provided with an angle adjusting component 5;
as shown in fig. 4 and 6, a group of angle adjusting assemblies 5 are mounted below each photovoltaic assembly 6, each angle adjusting assembly 5 is disposed between two hoop assemblies 7, each angle adjusting assembly 5 includes a main box body 51, an adjusting rod 52, an adjusting gear and a traction belt 54, an adjusting wheel 53 is rotatably mounted inside the main box body 51, the adjusting rods 52 are vertically disposed at the centers of two side surfaces of each adjusting gear, each adjusting rod 52 rotatably penetrates through the main box body 51, the outer end of each adjusting rod 52 is assembled and connected with a second rotating column 712, the outer wall of each adjusting wheel 53 is fitted and penetrated with the traction belt 54, the traction belt 54 is slidably embedded in the main box body 51, and pull rings 541 are disposed at two ends of each traction belt 54; the pulling ring 541 is pulled to drive the traction belt 54 to move, so that the adjusting wheel 53 rotates forwards or backwards, and further drives the adjusting rod 52 and the upper connecting block 71 to rotate, and the inclination angle of the photovoltaic module 6 is adjusted; the traction belt is in meshing fit with the driving wheel or is in fit with the driving wheel through friction force;
according to the scheme, the reserved and extended traction belt 54 can assist workers in subsequently adjusting the angle of the photovoltaic module 6; the workman can use the hook rod to pull a pull ring 541, and then the pulling takes 54 with the corotation of drive regulating wheel 53 or reversal, and connecting block 71 rotates on regulating wheel 53 drives through the regulation pole 52 of both sides to adjust the 6 angles of photovoltaic module, so, the workman can carry out the angular adjustment operation on ground, and efficiency is higher, and the operation is more simple and convenient, satisfies the four seasons needs, realizes illumination make full use of.
As shown in fig. 8, the pressing assembly includes a locking screw 74 and a pressing rod 75, a pressing ring 751 is disposed on an outer wall of the pressing rod 75, vertical grooves 723 and accommodating grooves 724 are disposed on two sides of an inner portion of the upper clamping block 72, the accommodating grooves 724 are disposed in the middle of the vertical grooves 723, the vertical grooves 723 are communicated with the constraining plate, the pressing rod 75 slidably penetrates through the vertical grooves 723, a spring 752 is embedded in the accommodating grooves 724, the pressing ring 751 is located below the spring 752, a top end of the pressing rod 75 extends into the constraining plate, the locking screw 74 penetrates through the lower clamping plate 73, when the pressing rod is locked, the locking screw 74 is screwed into the vertical grooves 723, so that the lower clamping plate 73 and the upper clamping block 72 are connected into a whole, meanwhile, the locking screw 74 can extrude the pressing rod 75, the pressing rod 75 extrudes the spring 752, and a top end of the pressing rod 75 abuts against the compression rotary column, so that the upper clamping block 72 and the upper connecting block 71 are connected into a whole; therefore, the upper clamping block 72, the lower clamping plate 73 and the steel cable are clamped and positioned into a whole, the photovoltaic module 6 cannot move, and the photovoltaic module 6 cannot rotate any more.
Example four
As shown in fig. 1 and fig. 2, on the basis of the above embodiment, the present embodiment further provides the following:
when the photovoltaic panel 62 is used in a mountain, because birds on the mountain are more, the birds often stand on the photovoltaic panel 62, so that on one hand, the birds can discharge excrement to the photovoltaic panel 62 to influence the power generation effect, and on the other hand, the claws can scratch the photovoltaic panel 62; in addition to birds, the mountains are dusty, and the photovoltaic panels 62 are also prone to dust accumulation; due to the particularity of mountain terrain, the number of maintainers is limited, so that the follow-up cleaning and maintenance efficiency of the photovoltaic array is low, the interval time is long, and the photovoltaic array cannot exert the power generation effect to the maximum extent; in order to solve the problems, the following scheme is provided:
as shown in fig. 9, the photovoltaic module 6 includes an outer frame body 61, cushion pads 611 are disposed on four side surfaces of the outer frame body 61, four photovoltaic panels 62 distributed in a rectangular array are embedded in the surface of the outer frame body 61, a bird repelling assembly 8 is installed in the center of the outer frame body 61, side frame bodies 63 are perpendicularly disposed at two corners of a long side of the surface of each photovoltaic panel 62, a hanging rope 64 is disposed between the two side frame bodies 63, and the hanging rope 64 is disposed above the photovoltaic panels 62 at intervals.
Due to the design of the cushion pad 611, the photovoltaic modules 6 can be prevented from being collided violently in the gliding and assembling process, flexible assembling is realized, and the matching stability of the photovoltaic modules 6 in the whole area can be improved;
the hanging ropes 64 are arranged at the side edges of the top of the photovoltaic module 6 at intervals, and due to the fact that birds like to inhabit on long and thin objects, the birds are directly screwed on the hanging ropes 64 and cannot stand on the photovoltaic panel 62, so that the photovoltaic panel 62 cannot be scratched, excrement cannot be accumulated on the photovoltaic panel 62, and only the frame is affected;
the bird repelling component 8 can actively reflect light to repel birds, so that active repelling is realized.
The vertical central line department in surface of outer frame body 61 is equipped with receiver 91, and slidable mounting has first clearance subassembly 92 on one side of the inside of receiver 91, and slidable mounting has the second clearance subassembly on the inside opposite side, and first clearance subassembly 92, the distribution of staggering of second clearance subassembly drive the bottom meshing of bird subassembly 8 and be connected to between first clearance subassembly 92, the second clearance subassembly, can drive first clearance subassembly 92, the synchronous motion of second clearance subassembly in order to clean photovoltaic board 62 when driving bird subassembly 8 and rotating.
As shown in fig. 10 and 11, the bird repelling assembly 8 includes a main shaft 81, a driving gear 82, blades 83, a central sleeve 84, a support rod 85 and a reflective mirror 86, the main shaft 81 rotates to penetrate through the center of the main box body 51, the driving gear 82 is arranged at the bottom end of the main shaft 81, the driving gear 82 is meshed with the first cleaning assembly 92 and the second cleaning assembly, the blades 83 are fixedly arranged on the outer wall of the main shaft 81, the central sleeve 84 is rotatably sleeved at the top end of the main shaft 81, the support rods 85 are arranged on the outer wall of the central sleeve 84, the reflective mirror 86 is arranged at the outer end of each support rod 85, the length of each support rod 85 is the same as the distance between the sleeve and the hanging rope 64, and when the reflective mirror 86 rotates to the hanging rope 64, the mirror contacts and squeezes the hanging rope 64. First clearance subassembly 92, second clearance subassembly structure are the same, and first clearance subassembly 92 includes first wiper plate 921, second wiper plate 922 and first pinion rack 923, and first pinion rack 923 slides and imbeds in main box body 51, and the inboard is arranged in to the tooth's socket of first pinion rack 923, and the outside inner of first pinion rack 923 is equipped with first wiper plate 921 perpendicularly, the outside outer end is equipped with second wiper plate 922 perpendicularly, and the both sides of photovoltaic board 62 are arranged in to first wiper plate 921, second wiper plate 922.
The bird repelling assembly 8 utilizes the characteristic of strong wind on the mountain, the wind easily drives the blades 83 and the reflector 86 to rotate, and when the blades 83 rotate, the main shaft 81 is driven to rotate; when the main shaft 81 rotates, the driving gear 82 is driven to rotate, and then the first toothed plate 923 and the second toothed plate 923 which are meshed and connected are driven to synchronously move in different directions, and finally the first wiping plate 921 and the second wiping plate 922 are driven to synchronously move to clean the two photovoltaic panels 62 on one side, and the third wiping plate 921 and the fourth wiping plate 922 are synchronously moved to clean the two photovoltaic panels 62 on the other side; when the wind direction changes, the blades 83 drive the driving gear 82 to rotate reversely, so that the photovoltaic panel 62 can be actively wiped to clean dust and impurities as long as the wind force is sufficient and the wind direction changes, the power generation capacity of the photovoltaic panel 62 is ensured, the requirement of maintenance and management of a mountain photovoltaic array is met without the need of individual cleaning by personnel;
the mirror 86 operates in rotation alone, independent of the spindle 81; the bird repelling device can rotate only by wind, and meanwhile, when the reflector 86 rotates, the reflector 86 can abut against the hanging rope 64, so that the hanging rope 64 is vibrated to repel the birds on the hanging rope 64.
EXAMPLE five
As shown in fig. 5, on the basis of the above embodiment, the present embodiment further provides the following:
the 6 lower part spaces of massif photovoltaic module are many, and article are not laid to present photovoltaic module 6 below, cause the space extravagant, for solving above-mentioned problem, provide following scheme:
the middle connecting assembly 3 comprises a lower transverse plate 31, a vertical plate 32 and planting baskets 33, the lower transverse plate 31 is arranged between the supporting frames 22 of two adjacent grounding assemblies 2, the vertical plate 32 is vertically arranged in the middle of the surface of the lower transverse plate 31, and the planting baskets 33 are hung on two sides of the vertical plate 32;
the lower transverse plate 31 can improve the bottom stability of the whole frame body, crops can be planted in the planting basket 33 as required, and therefore the space below the solar panel is fully utilized, and crops such as strawberries and green vegetables are planted; the photovoltaic module 6 can be provided with light holes according to needs to meet the needs of the illumination intensity for crop growth.
The liquid supply assembly is distributed on the outer side of the middle connection assembly 3 and comprises a main water distribution pipe 41, a vertical water distribution pipe 42 and spray pipes 43, the spray pipes 43 are arranged on two sides of the vertical plate 32, the spray pipes 43 are positioned above the planting baskets 33 which are longitudinally distributed, the spray pipes 43 are communicated with the vertical water distribution pipe 42, and the bottom end of the vertical water distribution pipe 42 is communicated with the main water distribution pipe 41; the liquid supply assembly can spray water into each planting basket 33, so that the normal growth of crops is guaranteed.
The working principle and the using process of the invention are as follows:
and (3) an early construction stage:
presetting the position and the length of each grounding component 2 according to the condition of a hillside and the safety design condition; pouring the reserved rod 21 on a slope body, then installing the supporting frame 22 on the reserved rod 21, and adjusting the extending height of the movable plate 23 and the angle of the bracket 24 to preset parameters; the lower cross plate 31 is installed between the two support frames 22, and the upper cross plate 9a is installed between the two brackets 24; finally, the anchoring rod 11 of the steel cable passes through the through hole of the upper transverse plate 9a, and the fastening nut 112 is screwed up, so that the anchoring rod 11 and the upper transverse plate 9a are positioned; thereby determining the angle of inclination of the wire rope;
a worker stands at the high position of a block, hoops of the hoop assemblies 7 below the photovoltaic assemblies 6 are sleeved on the steel cables, the photovoltaic assemblies 6 and the hoop assemblies 7 slide downwards along the steel cables in an inclined mode, the photovoltaic assemblies 6 are assembled and suspended, and after the photovoltaic assemblies 6 are in place, the locking screw 74 is screwed up, so that the upper connecting block 71, the upper clamping block 72 and the lower clamping plate 73 are connected into a whole, locking and positioning are achieved, and the photovoltaic assemblies 6 are kept at the designated positions and angles; after the photovoltaic modules 6 are uniformly distributed, constructing and distributing the water supply modules 4 and the planting baskets 33;
when the power generation works:
direct current generated by the photovoltaic array is converted into alternating current meeting the requirements of a commercial power grid through an inverter, and then is directly connected to a public power distribution network through a bidirectional meter; the field control room and the mobile terminal monitor and maintain the power generation parameters;
during routine maintenance:
when the angle of the photovoltaic panel 62 needs to be adjusted, firstly, a part of the locking screw 74 is screwed down, so that the upper connecting block 71 is separated from the upper clamping block 72, then the traction belt 54 is pulled, the adjusting wheel 53 is further driven to rotate, the adjusting wheel 53 and the adjusting rod 52 synchronously rotate, the upper connecting block 71 is driven to rotate, the inclination angle of the photovoltaic module 6 is changed, and after the adjustment is finished, the locking screw 74 is screwed down;
the bird repelling assembly 8 can reflect light to repel birds, and the cleaning mechanism 9 can clean the photovoltaic panel 62 under the action of wind power.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. High coverage mountain photovoltaic grid-connected power generation system, its characterized in that: the system comprises a photovoltaic array group, wherein the output ends of the photovoltaic array group are electrically connected to an inverter, the signal output end of the inverter is connected with an electric quantity data collector, the voltage output end of the inverter is connected with a bidirectional meter, and the output end of the bidirectional meter is connected with a power distribution network and a distribution box; the electric quantity data collector is in communication connection with the cloud platform, the cloud platform is in communication connection with the mobile terminal and the field control room, and the field control room is electrically connected with the distribution box;
the photovoltaic array group comprises a plurality of photovoltaic blocks, and each photovoltaic block is internally provided with a steel cable, a grounding assembly, a middle connection assembly, an upper transverse plate, a photovoltaic assembly and a hoop assembly; the grounding assembly comprises reserved rods, a supporting frame, movable plates and a bracket, the reserved rods are transversely poured and embedded in the mountain body at intervals, the top ends of the reserved rods are assembled and connected with the supporting frame, the movable plates are vertically and slidably mounted in the supporting frame and fixed through bolts, and the top ends of the movable plates are rotatably connected with the bracket and fixed through screws; the middle connection assembly is arranged between the support frames of two adjacent grounding assemblies, the upper transverse plate is arranged between the brackets of the two adjacent grounding assemblies, steel cables are vertically arranged on the surface of the upper transverse plate at intervals, and the inclination angle of each steel cable is the same as that of each bracket;
the hoop components are vertically and symmetrically arranged at the transverse center line of the bottom surface of the photovoltaic component, and the distance between the two hoop components is the same as that between the two adjacent steel cables; the photovoltaic module layout method comprises the following steps: install the staple bolt subassembly staple bolt on the steel cable, then loosen photovoltaic module, photovoltaic module can slide to the assigned position along the steel cable slope, locks the staple bolt subassembly at last for the staple bolt subassembly centre gripping is fixed on the steel cable.
2. The high-coverage mountain grid-connected photovoltaic power generation system according to claim 1, characterized in that: a plurality of anchoring rods are vertically welded on the bottom surface of the steel cable and distributed in a linear array,
an upper stop block is fixedly arranged in the middle of the outer wall of the anchoring rod, a through hole for the anchoring rod to penetrate through is formed in the upper transverse plate, a locking nut is screwed at the bottom of the anchoring rod, and the upper stop block and the locking nut are matched and arranged on the upper surface and the lower surface of the upper transverse plate.
3. The high-coverage mountain grid-connected photovoltaic power generation system according to claim 1, characterized in that: the hoop component comprises an upper connecting block, an upper clamping block and a lower clamping plate; the top end of the upper connecting block is fixedly connected with the photovoltaic module, the bottom surface of the upper connecting block is connected with the upper clamping block, the bottom surface of the upper clamping block is symmetrically hinged with two lower clamping plates, the hinged parts of the two lower clamping plates are provided with torsional springs, the upper clamping block and the two lower clamping plates are slidably attached to the outer wall of the steel cable, a gap for the anchor rod to penetrate through is reserved between the two lower clamping plates, and the lower clamping plates and the upper clamping block are fixed through the pressing assembly. The inside symmetry is installed the subassembly that compresses tightly of vertical distribution.
4. The high-coverage mountain grid-connected photovoltaic power generation system according to claim 3, characterized in that: one end of the top surface of the upper clamping block is vertically provided with a first constraint plate, the other end of the top surface of the upper clamping block is vertically provided with a second constraint plate, one side of the bottom of the upper connecting block is vertically provided with a first rotating column, the other side of the bottom of the upper connecting block is vertically provided with a second rotating column, the first rotating column is rotatably embedded into the first constraint plate, the second rotating column rotatably penetrates through the second constraint plate, and the first rotating column and the second rotating column are positioned through a pressing assembly;
a group of angle adjusting assemblies are mounted below each photovoltaic assembly, each angle adjusting assembly is arranged between the two hoop assemblies and comprises a main box body, an adjusting rod, an adjusting gear and a traction belt, an adjusting wheel is rotatably mounted inside the main box body, the centers of two side faces of the adjusting gear are respectively and vertically provided with the adjusting rod, the adjusting rods rotatably penetrate through the main box body, the outer end of each adjusting rod is respectively and movably connected with a second rotating column, the traction belt penetrates through the outer wall of each adjusting wheel in a fit manner, the traction belt is slidably embedded into the main box body, and pull rings are arranged at two ends of the traction belt; the pull ring is pulled to drive the traction belt to move, so that the adjusting wheel rotates forwards or backwards, the adjusting rod and the upper connecting block are driven to rotate, and the photovoltaic module is adjusted to change the inclination angle.
5. The high-coverage mountain grid-connected photovoltaic power generation system according to claim 1, characterized in that: the photovoltaic module includes outer frame body, and four sides of outer frame body all are equipped with the blotter, and the surface embedding of outer frame body has four rectangular array to distribute's photovoltaic board, and the center department of outer frame body installs and drives the bird subassembly, and two corners on the long limit of surface of photovoltaic board all are equipped with the side support body perpendicularly, locate between two side support bodies and hang the rope, hang the top that the photovoltaic board was located to the rope interval.
6. The high-coverage mountain grid-connected photovoltaic power generation system according to claim 5, characterized in that: the utility model discloses a photovoltaic board cleaning device, including outer frame body, inside and outside frame body, the vertical central line department in surface of outer frame body is equipped with the receiver, and slidable mounting has first clearance subassembly, inside opposite side slidable mounting of receiver has the second clearance subassembly, and first clearance subassembly, second clearance subassembly distribute staggeredly, and the bottom meshing of driving the bird subassembly is connected to between first clearance subassembly, the second clearance subassembly, can drive first clearance subassembly, second clearance subassembly synchronous motion in order to clean the photovoltaic board when driving the bird subassembly and rotate.
7. The high-coverage mountain grid-connected photovoltaic power generation system according to claim 6, characterized in that: drive the bird subassembly and include the main shaft, drive gear, the blade, central sleeve pipe, branch and reflector, the main shaft rotates the center department that runs through the main box body, the bottom of main shaft is equipped with drive gear, first clearance subassembly is connected in the drive gear meshing, the second clearance subassembly, the outer wall of main shaft has set firmly a plurality of blades, the cover is rotated on the top of main shaft and is equipped with central sleeve pipe, central sheathed tube outer wall is equipped with a plurality of branches, the outer end of every branch all is equipped with the reflector, the length of branch pole and sleeve pipe, it is the same to hang the rope interval, the reflector rotates when hanging rope department, can contact the extrusion and hang the rope.
8. The high-coverage mountain grid-connected photovoltaic power generation system according to claim 7, wherein: first clearance subassembly, second clearance subassembly structure are the same, and first clearance subassembly includes first cleaning sheet, second cleaning sheet and first pinion rack, and first pinion rack slides and imbeds in the main box body, and drive gear is connected in the meshing of first pinion rack, and the inboard is arranged in to the tooth's socket of first pinion rack, and the outside inner of first pinion rack is equipped with first cleaning sheet perpendicularly, the outside outer end is equipped with the second cleaning sheet perpendicularly, and the both sides of photovoltaic board are arranged in to first cleaning sheet, second cleaning sheet.
9. The high-coverage mountain grid-connected photovoltaic power generation system according to claim 1, characterized in that: the well subassembly that connects includes diaphragm, riser and planting basket down, and the diaphragm is installed between the braced frame of two adjacent ground connection subassemblies down, and the surperficial middle part of diaphragm is equipped with the riser perpendicularly down, and the planting basket is all hung to the both sides of riser.
10. The high-coverage mountain grid-connected photovoltaic power generation system according to claim 9, characterized in that: the liquid supply component is arranged on the outer side of the middle connection component and comprises a main water distribution pipe, vertical water distribution pipes and spray pipes, the spray pipes are arranged on two sides of a vertical plate and located above a plurality of planting baskets which are longitudinally distributed, the spray pipes are communicated with the vertical water distribution pipes, and the bottom ends of the vertical water distribution pipes are communicated with the main water distribution pipes.
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