CN117856719A - Automatic light-tracking driving structure for photovoltaic power station - Google Patents
Automatic light-tracking driving structure for photovoltaic power station Download PDFInfo
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- CN117856719A CN117856719A CN202410248226.7A CN202410248226A CN117856719A CN 117856719 A CN117856719 A CN 117856719A CN 202410248226 A CN202410248226 A CN 202410248226A CN 117856719 A CN117856719 A CN 117856719A
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- 238000009434 installation Methods 0.000 claims abstract description 16
- 230000000670 limiting effect Effects 0.000 claims description 6
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- 230000006978 adaptation Effects 0.000 claims 1
- 238000010248 power generation Methods 0.000 description 8
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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
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S30/00—Arrangements for moving or orienting solar heat collector modules
- F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
- F24S30/48—Arrangements for moving or orienting solar heat collector modules for rotary movement with three or more rotation axes or with multiple degrees of freedom
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
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Abstract
The invention relates to the technical field of photovoltaic power stations, in particular to an automatic light tracking driving structure for a photovoltaic power station, which comprises the following components: support, mounting panel, actuating mechanism, mechanism of following the spot, flexible coupling mechanism, connecting rod and controller, the mounting panel sets up in the top rear side of support, controller fixed mounting in the front side of support, actuating mechanism fixed mounting in the top of support, and with controller electric connection, the mechanism quantity of following the spot is a plurality of, is located respectively the left and right sides of support, and with controller electric connection. The solar tracking mechanism is arranged in a modularized manner, a certain included angle can be formed between the left and right adjacent tracking mechanisms during installation, the requirement on the installation position precision is low, the solar tracking mechanism can be arranged in a more fitting manner, and the optimal vertical direction inclined angle and the optimal horizontal direction inclined angle can be calculated according to the position of the sun and the position angles of the tracking mechanisms and are sequentially adjusted.
Description
Technical Field
The invention relates to the technical field of photovoltaic power stations, in particular to an automatic light tracking driving structure for a photovoltaic power station.
Background
The photovoltaic power station is a power generation system which utilizes solar light energy and is composed of electronic elements such as a crystal silicon plate, an inverter and the like and is connected with a power grid and transmits power to the power grid, the photovoltaic power station is a green power development energy project with the greatest encouraging force of China, the photovoltaic power station can be divided into an independent power generation system with a storage battery and a grid-connected power generation system without the storage battery, solar power generation is divided into photo-thermal power generation and photovoltaic power generation, commercial solar power is entered in the current period, and the photovoltaic power generation is referred to as solar photovoltaic power generation;
an automatic light-tracking driving structure is needed in the operation process of a photovoltaic power station, because the number of solar panels arranged in the photovoltaic power station is large, independent adjustment is inconvenient, most of existing automatic light-tracking driving structures adopt a support structure with a row, manual design is needed before construction due to the characteristics of complex and changeable construction fields and the like, the solar panels in the same row are fixed on the same rotating shaft according to the installation condition, and the rotating shaft is driven to rotate by a motor, so that the inclination angle of the solar panels is adjusted, and light tracking is realized;
the existing photovoltaic power station is with automatic optical drive structure that chases after, because reasons such as installation error often lead to the rotation center misalignment of a plurality of solar panels, lead to life to reduce by a wide margin, even lead to design customization installing support unable installation when the error is great to customization installing support wastes time and energy, and the requirement to the installation accuracy is high, poor to the adaptability who builds the field, the flexibility is also relatively poor, and photovoltaic power station is with automatic optical drive structure that chases after is mostly the flat angle mechanism of chaseing after, can't realize multiaxis and chase after, the effect of chaseing after is relatively poor.
Disclosure of Invention
The invention aims to provide an automatic light-tracking driving structure for a photovoltaic power station, which at least solves the problems that the customization in the prior art is time-consuming and labor-consuming, the requirements on field and installation precision are too high, and multi-axis light tracking cannot be realized.
In order to achieve the above purpose, the present invention provides the following technical solutions: an automatic light-tracking driving structure for a photovoltaic power station, comprising: the device comprises a support, a mounting plate, a driving mechanism, light following mechanisms, a telescopic coupling mechanism, a connecting rod and a controller, wherein the mounting plate is arranged on the rear side of the top of the support, the controller is fixedly arranged on the front side of the support, the driving mechanism is fixedly arranged on the top of the support and is electrically connected with the controller, the light following mechanisms are respectively arranged on the left side and the right side of the support and are electrically connected with the controller, the telescopic coupling mechanism is respectively arranged on the left side and the right side of the driving mechanism and the left side and the right side of the light following mechanisms, the telescopic coupling mechanism is used for connecting the driving mechanism with the light following mechanisms and simultaneously used for connecting the left side and the right side of the light following mechanisms, the telescopic coupling mechanism is used for transmitting power between the driving mechanism and the left side and the right side of the light following mechanisms, the connecting rod is respectively arranged on the left side and the right side of the support, and the connecting rod is electrically connected with the controller, and the connecting rod is used for transmitting power between the front side and the right side of the light following mechanisms.
Preferably, the purpose is to provide power for the light following mechanism, the actuating mechanism includes: lower casing, last casing, drive assembly and motor, lower casing fixed mounting in the top of support, go up the casing pass through bolt fixed mounting in the top of lower casing, drive assembly set up in the inner chamber that casing and last casing are constituteed down, motor fixed mounting in the front side of mounting panel, the output of motor extends the inner chamber of upper casing and is connected with drive assembly, just motor and controller electric connection.
Preferably, the aim is to make the light following mechanism stably run, the driving assembly includes: the four deep groove ball bearings are respectively embedded in the inner cavities of the mounting grooves, the front end covers are respectively fixedly mounted at the front ends of the left side and the right side of the lower shell and the front end of the upper shell through bolts, the two front end covers are in fit connection with the mounting grooves on the front side, the inner sides of the two front end covers limit the two deep groove ball bearings on the front side, the rear end covers are respectively embedded in the four inner cavities of the mounting grooves, the two rear end covers are respectively and fixedly arranged at the rear ends of the left side and the right side of the lower shell and the upper shell through bolts, the two rear end covers are in fit connection with a plurality of mounting grooves at the rear side, the inner sides of the two rear end covers limit two deep groove ball bearings at the rear side, the front section and the rear section of a driven shaft are respectively in fit connection with the two deep groove ball bearings at the front side, the front section and the rear section of the driven shaft are respectively in fit connection with the inner cavities of the two front end covers, the front section and the rear section of a driving shaft are respectively in fit connection with the two deep groove ball bearings at the rear side, a worm wheel is fixedly arranged on the outer wall of the driving shaft, a worm is fixedly arranged at the output end of a motor and is in fit engagement with the worm wheel, the output end of the motor drives the worm to rotate, the worm wheel is driven to rotate under the engagement effect of the worm and the worm wheel, the worm wheel has a self-locking effect, so that the worm cannot be driven to rotate, the number of the gears is two, the gears are respectively and fixedly arranged on the outer walls of the driven shaft and the driving shaft, and the two gears are in fit engagement.
Preferably, the purpose is to prevent external dust from entering the inner cavity formed by the lower shell and the upper shell, and the inner cavities of the two front end covers are both provided with sealing rings.
Preferably, the aim is to adjust the angle of solar panel, follow the optical train and include: the solar panel comprises a mounting frame, an adjusting frame, a rotating frame, a solar panel, a rotary light following component and a crank rod, wherein the mounting frames of the light following mechanisms are sequentially arranged on the left side and the right side of the support, the adjusting frame is rotatably arranged on the top of the mounting frame, the rotating frame is a plurality of, the adjusting frames are rotatably arranged in the inner cavity of the adjusting frame from left to right respectively, the solar panel is a plurality of, the solar panel is fixedly arranged on the top of the rotating frame respectively, and electrically connected with a controller, the rotary light following component is arranged on the front side of the rotating frame and electrically connected with the controller, the crank rod is arranged at the middle position on the right side of the bottom of the adjusting frame, a connecting rod is rotatably arranged at the bottom of the crank rod, and the crank rods of the light following mechanisms are connected through the connecting rod.
Preferably, the aim is to adjust solar panel horizontal direction rotation, rotatory subassembly of following spot includes: the driving device comprises a driving plate, a sliding groove, square pipes, sliding rods, first grooves, driving rods, second grooves, driving blocks and pneumatic rods, wherein the driving plate is fixedly arranged at the middle position of the front side of the bottom of a rotating frame respectively, the sliding grooves are formed in the plurality of the driving plates respectively, the square pipes are fixedly arranged at the front side of an adjusting frame, the sliding rods are slidably arranged in inner cavities of the square pipes, the first grooves are formed in the plurality of the first grooves and are respectively formed in the rear side of the square pipes, the driving rods are arranged in the plurality of the driving rods from left to right respectively, the driving rods are respectively connected with the first grooves in a sliding mode, the driving rods are respectively connected with the sliding grooves in a sliding mode, the driving rods can drive the rotating frames to rotate synchronously under the limiting effect of the driving rods and the sliding grooves, the second grooves are formed in the front side of the square pipes, the driving blocks are arranged on the front side of the driving rods and are electrically connected with the pneumatic rods, the pneumatic rods are fixedly arranged at the front side of the pneumatic rods, and the pneumatic rods are electrically connected with the pneumatic rods, and the pneumatic rods are fixedly connected with the pneumatic rods at the pneumatic rods.
Preferably, the aim is to drive the adjacent adjusting frames to synchronously rotate, and the telescopic coupling mechanism comprises: the telescopic shaft comprises two flat shafts, sleeve joints, cross shafts, connectors, telescopic rods and telescopic cylinders, wherein the number of the flat shafts is two, the flat shafts of the telescopic shaft mechanisms are respectively arranged at the left end and the right end of a driven shaft and the left end and the right end of an adjusting frame, the number of the sleeve joints is two, the sleeve joints are respectively fixedly arranged at the inner ends of the two flat shafts, the number of the cross shafts is two, the two cross shafts are respectively rotatably arranged at the inner sides of the sleeve joints, the number of the connectors is two, the two connectors are respectively rotatably connected with the two cross shafts, the rotating direction of the sleeve joints is perpendicular to the rotating direction of the connectors, the telescopic rods are arranged at the inner sides of one connector, the telescopic cylinders are arranged at the inner sides of the other connector, and the telescopic rods are in sliding connection with the telescopic cylinders.
Preferably, the distance between the sleeve joints is adjusted in an adaptive mode, the section of the telescopic rod is rectangular, the section of the inner cavity of the telescopic cylinder is rectangular, the telescopic rod is connected with the telescopic cylinder in an adaptive mode, and accordingly the telescopic rod can slide along the inner cavity of the telescopic cylinder, and the telescopic rod and the telescopic cylinder cannot rotate relatively.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the installation positions and the number of the light following mechanisms can be adjusted according to the actual shapes, the front light following mechanisms and the rear light following mechanisms are connected through the connecting rods, the left light following mechanism and the right light following mechanism are connected through the telescopic coupling mechanisms, the telescopic coupling mechanisms can drive the plurality of adjusting frames which are not in the same rotation axis to rotate in the synchronous vertical direction, and the distance between the two sleeve joints in the telescopic coupling mechanisms can be adjusted, so that the light following mechanisms are arranged in a modularized mode, a certain included angle can be formed between the left light following mechanism and the right light following mechanism during installation, the requirement on the installation position precision is lower, and the light following mechanisms can be arranged in a more fitting mode.
2. According to the invention, the output end of the motor is controlled to rotate by the controller, the driven shaft is driven to rotate under the meshing action of the worm gear and the two gears, the driven shaft is connected with the rotary frames through the telescopic coupling mechanisms, so that the rotary frames which are not on the same axis synchronously rotate along with the driven shaft, the front-back adjacent light tracking mechanisms are rotatably connected with the crank rod through the connecting rod, so that all the rotary frames synchronously rotate, the worm and the worm gear have a self-locking effect, and the worm gear cannot drive the worm to rotate, so that the self-locking of the regulating frame is realized, and therefore, the synchronous control of the vertical inclination angles of the light tracking mechanisms and the self-locking are realized.
3. According to the invention, the controller calculates the rotation angle to be compensated in the horizontal direction according to the vertical direction inclination angle and the positions of the light following mechanisms, and drives the output end of the pneumatic rod to drive the sliding rod to move left and right according to the horizontal inclination angle to be compensated by each light following mechanism, so that a plurality of rotating frames can be driven to synchronously rotate under the limiting action of the driving rod and the sliding groove, and the adjustment of the horizontal direction inclination angle is realized.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged view of the invention at A in FIG. 1;
FIG. 3 is a right side view of the present invention;
FIG. 4 is a schematic diagram of a driving mechanism;
FIG. 5 is an exploded view of the drive mechanism;
FIG. 6 is a schematic diagram of a light tracing mechanism;
FIG. 7 is an exploded view of the track following mechanism;
FIG. 8 is a rear view of the light following mechanism;
fig. 9 is a schematic structural view of the telescopic coupling mechanism.
In the figure: 1. a bracket; 2. a mounting plate; 3. a driving mechanism; 31. a lower housing; 32. an upper housing; 33. a drive assembly; 331. a mounting groove; 332. deep groove ball bearings; 333. a front end cover; 334. a rear end cover; 335. a driven shaft; 336. a driving shaft; 337. a worm; 338. a worm wheel; 339. a gear; 34. a motor; 4. a light-following mechanism; 41. a mounting frame; 42. an adjusting frame; 43. a rotating frame; 44. a solar panel; 45. rotating the light following component; 451. a driving plate; 452. a chute; 453. square tubes; 454. a slide bar; 455. a first groove; 456. a driving rod; 457. a second groove; 458. a driving block; 459. a pneumatic lever; 46. a crank lever; 5. a telescopic coupling mechanism; 51. a flat shaft; 52. a sleeve joint; 53. a cross shaft; 54. a connector; 55. a telescopic rod; 56. a telescopic cylinder; 6. a connecting rod; 7. and a controller.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-9, the present invention provides a technical solution: an automatic light-tracking driving structure for a photovoltaic power station, comprising: the device comprises a support 1, a mounting plate 2, a driving mechanism 3, a light following mechanism 4, a telescopic coupling mechanism 5, a connecting rod 6 and a controller 7, wherein the mounting plate 2 is arranged on the rear side of the top of the support 1, the controller 7 is fixedly arranged on the front side of the support 1, the controller 7 is formed by modularized combination of units such as an internal CPU, an instruction and data memory, an input and output unit, a power module, a digital simulation and the like, instructions for executing operations such as logic operation, sequential control, timing, counting and arithmetic operation and the like are stored in the controller, the driving mechanism 3 is fixedly arranged on the top of the support 1 and is electrically connected with the controller 7, the number of the light following mechanisms 4 is a plurality of the telescopic coupling mechanisms 4, the telescopic coupling mechanism 5 is respectively arranged on the left side and the right side of the support 1 and is electrically connected with the controller 7, the telescopic coupling mechanism 5 is used for connecting the driving mechanism 3 with the light following mechanisms 4, meanwhile, the telescopic coupling mechanism 5 is also used for connecting the left side and the right side of the two light following mechanisms 4, the driving mechanism 3 is used for transmitting power between the driving mechanism 3 and the left side and the right side of the adjacent light following mechanism 4, the number of the light following mechanism 4 is the connecting rod 6 is used for transmitting the power between the two adjacent light following mechanisms 4, and the front 4 is connected with the front 4.
As a preferred embodiment, as shown in fig. 4 to 5, the driving mechanism 3 includes: the motor comprises a lower shell 31, an upper shell 32, a driving assembly 33 and a motor 34, wherein the lower shell 31 is fixedly arranged at the top of the bracket 1, the upper shell 32 is fixedly arranged at the top of the lower shell 31 through bolts, the driving assembly 33 is arranged in an inner cavity formed by the lower shell 31 and the upper shell 32, the motor 34 is fixedly arranged at the front side of the mounting plate 2, the output end of the motor 34 extends to the inner cavity of the upper shell 32 to be connected with the driving assembly 33, and the motor 34 is electrically connected with the controller 7.
Preferably, as shown in fig. 4-5, the driving assembly 33 further includes: the number of the mounting grooves 331, the deep groove ball bearings 332, the front end cover 333, the rear end cover 334, the driven shaft 335, the driving shaft 336, the worm 337, the worm wheel 338 and the gear 339 is a plurality of the mounting grooves 331 which are respectively arranged at the top four corners of the lower shell 31 and the bottom four corners of the upper shell 32, the positions of the mounting grooves 331 which are positioned on the lower shell 31 and the upper shell 32 are in one-to-one correspondence, the mounting grooves 331 which are positioned on the lower shell 31 and the upper shell 32 form four circular inner cavities, the number of the deep groove ball bearings 332 is four, the inner cavities of the plurality of the mounting grooves 331 are respectively embedded and arranged, the deep groove ball bearings 332 are single-row radial ball bearings, are rolling bearings with the widest application, and are characterized in that the friction resistance is small, the rotating speed is high, the device can be used for bearing radial loads or combined loads which can be applied to both radial and axial loads, the number of the front end cover 333 is two, the two front end covers 333 are respectively and fixedly arranged at the front ends of the left side and the right side of the lower shell 31 and the upper shell 32 through bolts, the two front end covers 333 are in fit connection with a plurality of mounting grooves 331 positioned at the front side, the inner sides of the two front end covers 333 are used for limiting the two deep groove ball bearings 332 positioned at the front side, the number of the rear end covers 334 is two, the two rear end covers 334 are respectively and fixedly arranged at the rear ends of the left side and the right side of the lower shell 31 and the upper shell 32 through bolts, the two rear end covers 334 are in fit connection with a plurality of mounting grooves 331 positioned at the rear side, the inner sides of the two rear end covers 334 are used for limiting the two deep groove ball bearings 332 positioned at the rear side, the front section and the rear section of the driven shaft 335 are respectively in fit connection with the inner cavities of the two front end covers 333, the front section and the rear section of the driving shaft 336 are respectively in fit connection with the two deep groove ball bearings 332 positioned at the rear side, the worm wheel 338 is fixedly arranged on the outer wall of the driving shaft 336, the worm 337 is fixedly arranged at the output end of the motor 34 and is meshed with the worm wheel 338 in a matching way, the output end of the motor 34 drives the worm 337 to rotate, the worm wheel 338 is driven to rotate under the meshing action of the worm 337 and the worm wheel 338, the worm 337 and the worm wheel 338 have a self-locking function, the worm wheel 338 cannot drive the worm 337 to rotate, the number of the gears 339 is two, the gears 339 are respectively fixedly arranged on the outer walls of the driven shaft 335 and the driving shaft 336, and the two gears 339 are meshed in a matching way.
Preferably, as shown in fig. 5, the inner cavities of the two front end covers 333 are provided with sealing rings.
As a preferred solution, as shown in fig. 6-8, the light tracing mechanism 4 includes: the solar energy light-tracking device comprises a mounting frame 41, an adjusting frame 42, a rotating frame 43, a solar panel 44, a rotary light-tracking assembly 45 and a crank rod 46, wherein the mounting frame 41 of the plurality of light-tracking mechanisms 4 of the mounting frame 41 is sequentially arranged on the left side and the right side of the support 1, the adjusting frame 42 is rotatably arranged on the top of the mounting frame 41, the rotating frame 43 is respectively arranged in a plurality of inner cavities of the adjusting frame 42 from left to right, the solar panel 44 is respectively fixedly arranged on the top of the plurality of rotating frames 43 and electrically connected with the controller 7, the rotary light-tracking assembly 45 is arranged on the front side of the rotating frame 43 and electrically connected with the controller 7, the crank rod 46 is arranged at the middle position on the right side of the bottom of the adjusting frame 42, the connecting rod 6 is rotatably arranged at the bottom end of the crank rod 46, and the crank rods 46 of the light-tracking mechanisms 4 adjacent to the front and the back are connected through the connecting rod 6.
Preferably, as shown in fig. 6-8, the rotary light following component 45 further includes: the driving plate 451, the spout 452, square tube 453, the slide bar 454, first recess 455, the driving bar 456, the second recess 457, drive piece 458 and pneumatic rod 459, the driving plate 451 quantity is a plurality of, fixed mounting respectively in the bottom front side intermediate position of a plurality of swivel mount 43, spout 452 quantity is a plurality of, open respectively in the front side of a plurality of driving plate 451, square tube 453 fixed mounting is in the front side of adjustment frame 42, slide bar 454 slidable installs in the inner chamber of square tube 453, first recess 455 quantity is a plurality of, open respectively in the rear side of square tube 453, drive bar 456 quantity is a plurality of, set up in the rear side of slide bar 454 from left to right respectively, a plurality of driving bar 456 respectively with a plurality of first recess 455 slidable connection, and a plurality of driving bar 456 respectively with a plurality of spout 452 sliding connection, move about the inner chamber of square tube 453 along the slide bar 454, under the spacing effect 456 of drive bar and spout, can drive a plurality of swivel mount 43 synchronous rotation, the second recess is seted up in the front side of square tube 453, drive piece 458 sets up in the front side of square tube 453 and the pneumatic rod 457, and pneumatic rod 459 is fixed with the output end 459 of the slider 457, the pneumatic rod 459 is connected to the front end 459.
As a preferred embodiment, as shown in fig. 9, the telescopic coupling mechanism 5 includes: the number of the flat shafts 51, the sleeve joints 52, the cross shafts 53, the connectors 54, the telescopic rods 55 and the telescopic cylinders 56 are two, the flat shafts 51 of the telescopic coupling mechanisms 5 are respectively arranged at the left end and the right end of the driven shaft 335 and the left end and the right end of the adjusting frame 42, the number of the sleeve joints 52 is two, the telescopic rods 52 are respectively fixedly arranged at the inner ends of the two flat shafts 51, the number of the cross shafts 53 is two, the telescopic rods are respectively rotatably arranged at the inner sides of the two sleeve joints 52, the number of the connectors 54 is two, the telescopic rods are respectively and rotatably connected with the two cross shafts 53, the rotating direction of the sleeve joints 52 is perpendicular to the rotating direction of the connectors 54, and therefore universal joints are formed with the cross shafts 53 and the sleeve joints 52, two rotating shafts which are not in the same axis are connected can realize continuous rotation of the connected shafts under the condition that an included angle of the axis exists, torque and motion can be transmitted, the telescopic rods 55 are arranged at the inner side of one connector 54, the telescopic cylinders 56 are arranged at the inner side of the other connector 54, and the telescopic rods 55 are slidingly connected with the telescopic cylinders 56.
As a preferable solution, as shown in fig. 9, the section of the telescopic rod 55 is rectangular, the section of the inner cavity of the telescopic cylinder 56 is rectangular, and the telescopic rod 55 is inserted into the telescopic cylinder 56 in a matching manner, so that the telescopic rod 55 can slide along the inner cavity of the telescopic cylinder 56, and the telescopic rod 55 and the telescopic cylinder 56 cannot rotate relatively.
The detailed connection means are known in the art, and the following mainly describes the working principle and process, and the specific work is as follows.
Firstly, when the solar tracking mechanism is installed and arranged, firstly, the selected points are fixedly provided with the support 1 and are provided with the driving mechanisms 3, the light tracking mechanisms 4 are sequentially arranged along the two sides of the support 1, the installation positions and the number of the light tracking mechanisms 4 can be adjusted according to actual needs, the two light tracking mechanisms 4 which are adjacent front and back are ensured to be arranged in parallel, a certain included angle can be formed between the two light tracking mechanisms 4 which are adjacent left and right during installation, so that the solar tracking mechanism can be more closely arranged, the installation position and the installation angle of each light tracking mechanism 4 are recorded and uploaded to the controller 7, the controller 7 can calculate the position of the sun according to time, and meanwhile, the optimal vertical direction inclination angle and the optimal horizontal direction inclination angle are sequentially calculated according to the recorded position angles of the light tracking mechanisms 4;
step two, the vertical inclination angle of the solar panel 44 is adjusted, the output end of the motor 34 is controlled by the controller 7 to drive the worm 337 to rotate, the worm wheel 338 is driven to rotate under the meshing action of the worm wheel 338 and the worm 337, the worm wheel 338 drives the driving shaft 336 to rotate, the driven shaft 335 is driven to rotate under the meshing action of the two gears 339, the driven shaft 335 is connected with the plurality of rotating frames 43 through the plurality of telescopic coupling mechanisms 5, so that the rotating frames 43 which are not in the same axis synchronously rotate with the driven shaft 335, the front-back adjacent light tracking mechanisms 4 are rotatably connected with the crank rod 46 through the connecting rod 6, so that all the rotating frames 43 synchronously rotate, the worm 337 and the worm wheel 338 have a self-locking function, and the worm wheel 338 cannot drive the worm 337 to rotate, so that the adjusting frames 42 realize self locking;
step three, adjusting the horizontal inclination angle of the solar panel 44, calculating the rotation angle to be compensated in the horizontal direction by the controller 7 according to the vertical inclination angle and the positions of the light tracking mechanisms 4, driving the output end of the pneumatic rod 459 to drive the sliding rod 454 to move left and right by the controller 7 according to the horizontal inclination angle to be compensated by each light tracking mechanism 4, and driving a plurality of rotating frames 43 to synchronously rotate under the limiting action of the driving rod 456 and the sliding groove 452 so as to realize adjustment of the horizontal inclination angle;
according to the invention, multi-axis light following can be realized, the optimal vertical direction inclined angle and the optimal horizontal direction inclined angle are successively calculated and adjusted according to the recorded position angles of all light following mechanisms, the requirements on the field and the installation precision are low due to modularized arrangement, customization is not needed, and time and labor are saved.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and improvements can be made by those skilled in the art without departing from the spirit of the present invention, and these should also be considered as the scope of the present invention, which does not affect the effect of the implementation of the present invention and the utility of the patent.
Claims (8)
1. An automatic light-tracking driving structure for a photovoltaic power station, comprising: support (1), mounting panel (2) and controller (7), mounting panel (2) set up in the top rear side of support (1), controller (7) fixed mounting is in the front side of support (1), its characterized in that, photovoltaic power plant is with automatic light drive structure that follows more still includes:
the driving mechanism (3) is fixedly arranged at the top of the bracket (1) and is electrically connected with the controller (7);
the light tracking mechanisms (4) are respectively positioned at the left side and the right side of the bracket (1) and are electrically connected with the controller (7);
the telescopic coupling mechanisms (5) are respectively arranged at the left side and the right side of the driving mechanism (3) and the left side and the right side of the plurality of light following mechanisms (4), the telescopic coupling mechanisms (5) are used for connecting the driving mechanism (3) with the light following mechanisms (4) and simultaneously are also used for connecting two light following mechanisms (4) adjacent to each other left and right, and the telescopic coupling mechanisms (5) are used for transmitting power between the driving mechanism (3) and the light following mechanisms (4) adjacent to each other left and right;
the number of the connecting rods (6) is a plurality, the connecting rods (6) are used for connecting the front and back adjacent light following mechanisms (4), and the connecting rods (6) are used for transmitting power between the front and back adjacent light following mechanisms (4).
2. The automatic light-tracking driving structure for a photovoltaic power station according to claim 1, wherein: the drive mechanism (3) includes:
the lower shell (31) is fixedly arranged at the top of the bracket (1);
an upper case (32) fixedly mounted on the top of the lower case (31) by bolts;
the driving assembly (33) is arranged in an inner cavity formed by the lower shell (31) and the upper shell (32);
the motor (34) is fixedly arranged on the front side of the mounting plate (2), the output end of the motor (34) extends to the inner cavity of the upper shell (32) to be connected with the driving assembly (33), and the motor (34) is electrically connected with the controller (7).
3. The automatic light-tracking driving structure for a photovoltaic power station according to claim 2, wherein: the drive assembly (33) comprises:
the number of the mounting grooves (331) is several, the mounting grooves are respectively arranged at the top four corners of the lower shell (31) and the bottom four corners of the upper shell (32), the positions of the mounting grooves (331) positioned on the lower shell (31) and the upper shell (32) are in one-to-one correspondence, and the mounting grooves (331) positioned on the lower shell (31) and the upper shell (32) form four circular inner cavities;
the number of the deep groove ball bearings (332) is four, and the deep groove ball bearings are respectively embedded and installed in the inner cavities of the plurality of the installation grooves (331);
the front end covers (333) are fixedly arranged at the front ends of the left side and the right side of the lower shell (31) and the upper shell (32) through bolts respectively, the two front end covers (333) are in fit connection with a plurality of mounting grooves (331) on the front side, and the inner sides of the two front end covers (333) limit two deep groove ball bearings (332) on the front side;
the two rear end covers (334) are fixedly arranged at the rear ends of the left side and the right side of the lower shell (31) and the upper shell (32) through bolts respectively, the two rear end covers (334) are in fit connection with a plurality of mounting grooves (331) positioned at the rear side, and the inner sides of the two rear end covers (334) limit two deep groove ball bearings (332) positioned at the rear side;
the front section and the rear section of the driven shaft (335) are respectively matched and spliced with the two deep groove ball bearings (332) positioned on the front side, and the front section and the rear section of the driven shaft (335) are respectively matched and spliced with the inner cavities of the front end cover (333);
the front section and the rear section of the driving shaft (336) are respectively matched and spliced with the two deep groove ball bearings (332) positioned at the rear side;
a worm wheel (338) fixedly mounted on the outer wall of the driving shaft (336);
the worm (337) is fixedly arranged at the output end of the motor (34) and is meshed with the worm wheel (338) in a matching way, the output end of the motor (34) drives the worm (337) to rotate, the worm wheel (338) is driven to rotate under the meshing action of the worm (337) and the worm wheel (338), and the worm (337) and the worm wheel (338) have a self-locking function, so that the worm wheel (338) cannot drive the worm (337) to rotate;
the number of the gears (339) is two, the gears are fixedly arranged on the outer walls of the driven shaft (335) and the driving shaft (336) respectively, and the two gears (339) are in fit engagement.
4. An automatic light-tracking driving structure for a photovoltaic power station according to claim 3, wherein: the inner cavities of the two front end covers (333) are provided with sealing rings.
5. The automatic light-tracking driving structure for a photovoltaic power station according to claim 4, wherein: the light following mechanism (4) comprises:
the mounting frames (41) are sequentially arranged on the left side and the right side of the bracket (1) through the mounting frames (41) of the light following mechanisms (4);
an adjusting frame (42) rotatably installed on the top of the mounting frame (41);
the rotating frames (43) are arranged in a plurality and are respectively rotatably arranged in the inner cavity of the adjusting frame (42) from left to right;
the solar panels (44) are fixedly arranged at the tops of the rotating frames (43) respectively and are electrically connected with the controller (7);
the rotary light following component (45) is arranged on the front side of the rotary frame (43) and is electrically connected with the controller (7);
the crank rods (46) are arranged at the middle position of the right side of the bottom of the adjusting frames (42), connecting rods (6) are rotatably arranged at the bottom ends of the crank rods (46), the crank rods (46) of the light tracking mechanisms (4) adjacent front and back are connected through the connecting rods (6), and when one adjusting frame (42) rotates, the crank rods (46) and the connecting rods (6) pull the adjusting frames (42) adjacent front and back to synchronously rotate.
6. The automatic light-tracking driving structure for a photovoltaic power station according to claim 5, wherein: the rotational light following component (45) comprises:
the driving plates (451) are fixedly arranged at the middle positions of the front sides of the bottoms of the rotating frames (43) respectively;
the number of the sliding grooves (452) is a plurality, and the sliding grooves are respectively arranged on the front sides of the driving plates (451);
square tubes (453) fixedly mounted on the front side of the adjusting frame (42);
a sliding rod (454) slidably installed in the inner cavity of the square tube (453);
the number of the first grooves (455) is a plurality, and the first grooves are respectively arranged at the rear side of the square pipe (453);
the driving rods (456) are arranged at the rear sides of the sliding rods (454) from left to right, the driving rods (456) are slidably connected with the first grooves (455), the driving rods (456) are slidably connected with the sliding grooves (452), when the sliding rods (454) move left and right along the inner cavity of the square tube (453), and under the limiting effect of the driving rods (456) and the sliding grooves (452), the rotating frames (43) can be driven to synchronously rotate;
the second groove (457) is formed in the front side of the square pipe (453);
a driving block (458) disposed at a front side of the driving rod (456) and slidably connected with the second groove (457);
the pneumatic rod (459) is fixedly arranged at the right end of the front side of the square tube (453), the output end of the pneumatic rod (459) is fixedly connected with the driving block (458), the pneumatic rod (459) is electrically connected with the controller (7), and the controller (7) controls the output end of the pneumatic rod (459) to push the sliding rod (454) to move left and right.
7. The automatic light-tracking driving structure for a photovoltaic power station according to claim 6, wherein: the telescopic coupling mechanism (5) comprises:
the number of the flat shafts (51) is two, and the flat shafts (51) of the plurality of the telescopic coupling mechanisms (5) are respectively arranged at the left end and the right end of the driven shaft (335) and the left end and the right end of the adjusting frame (42);
the number of the sleeve joints (52) is two, and the sleeve joints are respectively and fixedly arranged at the inner ends of the two flat shafts (51);
the cross shafts (53) are two in number and are respectively rotatably arranged on the inner sides of the two sleeve joints (52);
the number of the connectors (54) is two, the connectors are respectively and rotatably connected with the two cross shafts (53), and the rotating direction of the sleeve joint (52) is perpendicular to the rotating direction of the connectors (54), so that a universal joint is formed by the sleeve joint (52) and the cross shafts (53);
the telescopic rod (55) is arranged on the inner side of one connector (54);
and the telescopic cylinder (56) is arranged on the inner side of the other connector (54), and the telescopic rod (55) is in sliding connection with the telescopic cylinder (56).
8. The automatic light-tracking driving structure for a photovoltaic power station according to claim 7, wherein: the section of telescopic link (55) is the rectangle, the inner chamber cross-section of telescopic cylinder (56) is the rectangle, just telescopic link (55) and telescopic cylinder (56) looks adaptation grafting to telescopic link (55) can slide along the inner chamber of telescopic cylinder (56), telescopic link (55) and telescopic cylinder (56) can not relative rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410248226.7A CN117856719B (en) | 2024-03-05 | 2024-03-05 | Automatic light-tracking driving structure for photovoltaic power station |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410248226.7A CN117856719B (en) | 2024-03-05 | 2024-03-05 | Automatic light-tracking driving structure for photovoltaic power station |
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| CN117856719A true CN117856719A (en) | 2024-04-09 |
| CN117856719B CN117856719B (en) | 2024-05-07 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111030576A (en) * | 2019-11-26 | 2020-04-17 | 仲崇付 | Solar photovoltaic panel automatic tracking direct-current direct-drive refrigeration and heat pump system |
| CN214959417U (en) * | 2021-05-25 | 2021-11-30 | 浙江鑫祥新能源科技股份有限公司 | Tracking and adjusting type photovoltaic power generation device |
| CN218387387U (en) * | 2022-10-28 | 2023-01-24 | 中国水利水电第十工程局有限公司 | Photovoltaic power plant is with automatic drive structure of following spot |
| CN219740289U (en) * | 2023-05-11 | 2023-09-22 | 河北耐诺科技有限公司 | Automatic tracking system for photovoltaic panel |
-
2024
- 2024-03-05 CN CN202410248226.7A patent/CN117856719B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111030576A (en) * | 2019-11-26 | 2020-04-17 | 仲崇付 | Solar photovoltaic panel automatic tracking direct-current direct-drive refrigeration and heat pump system |
| CN214959417U (en) * | 2021-05-25 | 2021-11-30 | 浙江鑫祥新能源科技股份有限公司 | Tracking and adjusting type photovoltaic power generation device |
| CN218387387U (en) * | 2022-10-28 | 2023-01-24 | 中国水利水电第十工程局有限公司 | Photovoltaic power plant is with automatic drive structure of following spot |
| CN219740289U (en) * | 2023-05-11 | 2023-09-22 | 河北耐诺科技有限公司 | Automatic tracking system for photovoltaic panel |
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| CN117856719B (en) | 2024-05-07 |
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