CN112051866B - Four-dimensional photovoltaic power generation automatic tracking system based on gear transmission - Google Patents
Four-dimensional photovoltaic power generation automatic tracking system based on gear transmission Download PDFInfo
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- CN112051866B CN112051866B CN202010855924.5A CN202010855924A CN112051866B CN 112051866 B CN112051866 B CN 112051866B CN 202010855924 A CN202010855924 A CN 202010855924A CN 112051866 B CN112051866 B CN 112051866B
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 67
- 238000010248 power generation Methods 0.000 title claims abstract description 42
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 239000003638 chemical reducing agent Substances 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 230000008901 benefit Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention discloses a four-dimensional photovoltaic power generation automatic tracking system based on gear transmission, and belongs to the technical field of solar photovoltaic power generation. The system comprises two power sources, two support stand columns, a fixed support connecting plate and an integrated fixing frame for installing a photovoltaic module; a first gear transmission mechanism is arranged on the side wall of the first support upright post, and the first power source drives the integrated fixing frame to deflect through the first gear transmission mechanism so as to realize transverse two-dimensional tracking adjustment of the photovoltaic module; and a second gear transmission mechanism is arranged at the upright post end of the second bracket, and the second power source drives the fixed bracket connecting plate through the second gear transmission mechanism to drive the integrated fixing bracket to deflect so as to realize the longitudinal two-dimensional tracking adjustment of the photovoltaic module. The system realizes the longitudinal two-dimensional tracking adjustment and the transverse two-dimensional tracking adjustment of the photovoltaic module based on gear transmission, and the longitudinal two-dimensional tracking adjustment and the transverse two-dimensional tracking adjustment are not interfered with each other.
Description
Technical Field
The invention belongs to the technical field of solar photovoltaic power generation, and particularly relates to a four-dimensional photovoltaic power generation automatic tracking system based on gear transmission.
Background
Solar energy is used as a green energy source, and in the background of policy and market driving in recent years, the construction scale of photovoltaic power stations is rapidly increased, and the photovoltaic power stations are promoted to form service markets with more than one billion scale. However, with the advent of the photovoltaic flat age, how to further promote the generated energy and ensure the income of power stations has become a focus problem of the industry gradually. The power generation amount of the photovoltaic module is closely related to the power, the running condition and the light energy conversion efficiency of the battery plate, so that the installation mode of the photovoltaic module has great influence on the efficiency of the photovoltaic power generation system. At present, most of the common photovoltaic brackets in the market are fixed brackets, the bracket type cannot be changed along with the change of the azimuth angle and the altitude angle of the sun, the conversion efficiency of the photovoltaic module is seriously affected, and the generated energy of the photovoltaic module is limited.
In order to solve the technical problems, the four-dimensional photovoltaic power generation automatic tracking system based on gear transmission is provided, and the system can ensure that a photovoltaic module can always track the movement track of the sun to the greatest extent, so that the sunlight is always perpendicular to the photovoltaic module.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a four-dimensional photovoltaic power generation automatic tracking system based on gear transmission, which realizes longitudinal two-dimensional tracking adjustment and transverse two-dimensional tracking adjustment of a photovoltaic module based on gear transmission.
In order to solve the technical problems, the invention provides a four-dimensional photovoltaic power generation automatic tracking system based on gear transmission, which is characterized by comprising two power sources and a four-dimensional photovoltaic power generation automatic tracking bracket;
the four-dimensional photovoltaic power generation automatic tracking bracket comprises two bracket upright posts, a fixed bracket connecting plate and an integrated fixing frame for installing a photovoltaic module;
the integrated fixing frame comprises a plane frame and two arc-shaped frames, the photovoltaic assembly is arranged at the top of the plane frame, and the two arc-shaped frames are symmetrically fixed at the bottom of the plane frame;
three block-type belt seat bearings are respectively arranged on two side edges of the fixed support connecting plate side by side, the three block-type belt seat bearings on each side are positioned in the same plane, the bearing fixing positions of the block-type belt seat bearings in the middle position are higher than the bearing fixing positions of the two ends, transmission shafts penetrate through the three groups of two opposite block-type belt seat bearings on the two sides, pulleys are fixed on the two ends of each transmission shaft on the outer sides of the block-type belt seat bearings, and two arc-shaped frames of the integrated fixing frame are respectively embedded between the three pulleys on the two sides;
the left end and the right end of the fixed bracket connecting plate are penetrated with worms, a turbine is sleeved on the middle section of the transmission shaft at the middle position, and the turbine is meshed with the worms;
the top ends of the two support stand columns are fixedly provided with vertical type bearing blocks through bolts, a cylindrical bearing block sleeve is nested in each vertical type bearing block, and two free ends of a worm are respectively fixed in the two cylindrical bearing block sleeves;
a first gear transmission mechanism is arranged on the side wall of the first support upright post, and the first power source drives the worm to rotate through the first gear transmission mechanism to drive the integrated fixing frame to transversely deflect, so that the transverse two-dimensional tracking adjustment of the photovoltaic module is realized;
and a second gear transmission mechanism is arranged at the upright post end of the second support, the second power source drives the fixed support connecting plate to rotate through the second gear transmission mechanism, and the integrated fixing frame is driven to longitudinally deflect, so that the longitudinal two-dimensional tracking adjustment of the photovoltaic module is realized.
Further, the four-dimensional photovoltaic power generation automatic tracking support is 1 or more.
Further, the four-dimensional photovoltaic power generation automatic tracking supports are sequentially connected in series through the driving shafts.
Further, the two power sources are arranged in the driving control box.
Furthermore, the two power sources are servo motors, and an output shaft of each servo motor is connected with a coaxial planetary reducer.
Further, the first gear transmission mechanism comprises a first spiral bevel gear reverser and a cylindrical gear set, the output shaft of the coaxial planetary reducer drives the first spiral bevel gear reverser to rotate, the cylindrical gear set comprises large and small cylindrical gears which are meshed with each other, the large cylindrical gear is connected with the output shaft of the spiral bevel gear reverser, and the center of the small cylindrical gear is fixedly connected with one end of a worm.
Further, the second gear transmission mechanism comprises a second spiral bevel gear reverser and a cylindrical gear set, the output shaft of the coaxial planetary reducer drives the second spiral bevel gear reverser to rotate, the cylindrical gear set comprises a cylindrical gear and a sector cylindrical gear which are meshed with each other, the cylindrical gear is connected with the output end of the second spiral bevel gear reverser, and the sector cylindrical gear is connected with the fixed support connecting plate through a cylindrical bearing seat.
Further, output shafts of the coaxial planetary speed reducers in the first power source and the second power source are respectively connected with the first spiral bevel gear reverser and the second spiral bevel gear reverser through driving shafts.
Further, the output shaft of the coaxial planetary reducer is connected with the driving shaft through a single-joint universal joint coupling.
Further, the driving shaft is connected with the first spiral bevel gear reverser and the second spiral bevel gear reverser through a single-joint universal joint coupling.
Further, the inclination angle of the photovoltaic module is controlled by the rotation angles of the small cylindrical gears in the first gear transmission mechanism and the sector cylindrical gears in the second gear transmission mechanism.
Compared with the prior art, the invention has the following beneficial effects:
1) The system realizes the longitudinal two-dimensional tracking adjustment and the transverse two-dimensional tracking adjustment of the photovoltaic module based on gear transmission, and adjusts the optimal inclination angles of the longitudinal surface and the transverse surface of the photovoltaic module, and the longitudinal two-dimensional tracking adjustment and the transverse two-dimensional tracking adjustment are not interfered with each other.
2) The system has the advantages of good stability, large adjustable range, high tracking precision and convenient maintenance.
3) The system can alternately perform four-dimensional adjustment along with day and night changes and four seasons, and the optimal inclination angle of the photovoltaic module is adjusted by tracking the change of the angle of the sun, so that the defect that the efficiency of a power generation system of the photovoltaic module is low due to the fact that the type of a bracket cannot be changed along with the change of the azimuth angle and the altitude angle of the sun is overcome, the photovoltaic module can receive the total solar radiation to the greatest extent, the power generation efficiency of the photovoltaic module is improved, and the benefit of the whole power station is further improved.
Drawings
In order to more clearly illustrate the specific structure of the invention, the drawings required to be used in the system structure description of the four-dimensional photovoltaic power generation automatic tracking system based on gear transmission will be briefly described below.
FIG. 1 is a schematic diagram of a system according to the present invention;
FIG. 2 is a block diagram of a four-dimensional photovoltaic power generation automatic tracking bracket of the system of the invention;
FIG. 3 is a side view of the system of the present invention;
FIG. 4 is a schematic view of an integrated fixing frame in the present invention;
FIG. 5 is a schematic view of a connecting plate of a fixing bracket according to the present invention;
FIG. 6 is a schematic view of a sector cylindrical gear of the present invention;
FIG. 7 is a schematic diagram of a drive control box according to the present invention.
Marking: 1. the device comprises a cylindrical gear set, 2, a sector cylindrical gear, 3, a worm, 4, a turbine, 5, a driving shaft, 6, a block-shaped bearing with a seat, 7, a vertical bearing with a seat, 8, an integrated fixing frame, 9, a fixing support connecting plate, 10, a pulley, 11, a second spiral bevel gear reverser, 12, a second support upright post, 13, a driving control box, 14, a single-joint universal joint coupling, 15, a coaxial planetary reducer, 16, a servo motor, 17 and a cylindrical bearing seat sleeve.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and are not intended to limit the scope of the present invention.
The four-dimensional photovoltaic power generation automatic tracking system based on gear transmission disclosed by the invention is shown in fig. 1, and comprises a drive control box 13, wherein a power source is arranged in the drive control box 13, the output end of the power source is connected with 1 or more four-dimensional photovoltaic power generation automatic tracking brackets through a driving shaft 5, when the four-dimensional photovoltaic power generation automatic tracking system is provided with a plurality of four-dimensional photovoltaic power generation automatic tracking brackets, the four-dimensional photovoltaic power generation automatic tracking brackets are sequentially connected in series through the driving shaft, and the structure and the drive adjustment process of each four-dimensional photovoltaic power generation automatic tracking bracket are the same, so that the system formed by driving 1 four-dimensional photovoltaic power generation automatic tracking bracket by the power source is only used for describing in detail.
Two power sources, specifically referring to fig. 3 and 7, are installed in the driving control box 13 and are respectively denoted as a first power source and a second power source; in this embodiment, two power sources are the same, and a servo motor 16 is selected as the power source, and for accurately controlling the power output of the servo motor 16, a coaxial planetary reducer 15 is further provided, and an output shaft of the servo motor 16 is connected with the coaxial planetary reducer 15, so as to provide driving force for a four-dimensional photovoltaic power generation automatic tracking support.
The system can better protect power source electrical equipment by adopting the driving control box, and can be well adapted to severe environmental conditions of a photovoltaic factory.
Four-dimensional photovoltaic power generation automatic tracking support, see the figure 2 shows, includes two support stands that stand, fixed bolster connecting plate 9 and is used for installing photovoltaic module's integration mount 8.
The structure of the integrated fixing frame is shown in fig. 4, and the integrated fixing frame 8 comprises a plane frame and two arc frames, wherein the photovoltaic module is installed at the top of the plane frame, and the two arc frames are symmetrically fixed at the bottom of the plane frame.
The structure of the fixing bracket connecting plate is shown in fig. 5, three block-shaped bearing seats 6 are respectively arranged on the front side and the rear side of the fixing bracket connecting plate 9 side by side, the three block-shaped bearing seats 6 on each side are positioned in the same plane, the bearing fixing positions of the block-shaped bearing seats 6 in the middle position are higher than the two ends, and the bearing fixing positions of the three block-shaped bearing seats 6 on each side form a stable triangle shape. Two opposite block type band seat bearings 6 on both sides are called a group of block type band seat bearings 6, namely six block type band seat bearings 6 on both sides form three groups in total, transmission shafts are penetrated in each group of block type band seat bearings 6, two ends of each transmission shaft are positioned on the outer side of each block type band seat bearing 6 and are fixedly provided with pulleys 10, two arc frames of an integrated fixing frame 8 are respectively embedded between three pulleys 10 on both sides, specifically referring to fig. 2, the pulleys 10 in the middle position are positioned on the inner side walls of the arc frames, and the pulleys on both ends are positioned on the outer side walls of the arc frames from the single side. The left end and the right end of the fixed support connecting plate 9 are penetrated with a worm 3, the middle section of the transmission shaft at the middle position is sleeved with a turbine 4, and the turbine 4 is meshed with the worm 3. The connection structure is characterized in that the worm 3 is driven to rotate, the worm 3 drives the turbine 4 to rotate, the turbine 4 drives a transmission shaft at the middle position to rotate, then pulleys 10 at two ends of the transmission shaft are driven to rotate, an arc-shaped frame of the integrated fixing frame 8 is driven to move along the pulleys 10, and further transverse deflection of the integrated fixing frame 8 is achieved, and therefore transverse two-dimensional tracking adjustment of the photovoltaic module is achieved.
The two support posts are respectively denoted as a first support post and a second support post 12, which are fixed on the ground foundation. For ease of understanding, the left side of the stent strut in fig. 2 will be referred to as the first stent strut and the right side stent strut will be referred to as the second stent strut 12. The fixed bracket connection plate 9 is located between the first bracket post and the second bracket post 12.
The top ends of the two support stand columns are fixedly provided with vertical type bearing blocks 7 through bolts, each vertical type bearing block 7 is internally nested with a cylindrical bearing block sleeve 17, and two free ends of the worm 3 are respectively fixed in the two cylindrical bearing block sleeves 17, namely the worm 3 is supported by the cylindrical bearing blocks 17 and the vertical type bearing blocks 7.
The side wall of the first support upright post is provided with a first gear transmission mechanism, and the first power source drives the worm 3 to rotate through the first gear transmission mechanism to drive the integrated fixing frame 8 to transversely deflect so as to realize transverse two-dimensional tracking adjustment of the photovoltaic module.
The first gear transmission mechanism comprises a first spiral bevel gear reverser and a cylindrical gear set 1.
The side walls of the first support stand columns are respectively provided with a first spiral bevel gear reverser, an output shaft of a first power source is connected with a driving shaft 5 through a single-joint universal joint coupling 14, the other end of the driving shaft 5 is connected with the first spiral bevel gear reverser through the single-joint universal joint coupling 14, and the first power source provides power to drive the first spiral bevel gear reverser to rotate.
The side wall of the first support upright post is also provided with a cylindrical gear set 1, the cylindrical gear set 1 comprises large and small cylindrical gears which are meshed with each other, the large cylindrical gear is connected with an output shaft of the first spiral bevel gear reverser, and the center of the small cylindrical gear is fixedly connected with one end of a worm 3.
The driving process of the connecting structure is as follows: the first power source drives the first spiral bevel gear reverser through the driving shaft, the first spiral bevel gear reverser drives the large cylindrical gear to rotate, the small cylindrical gear drives the worm 3 to rotate, the worm 3 drives the turbine 4 to rotate, the turbine drives the transmission shaft at the middle position to rotate, and then the pulleys 10 at two ends of the transmission shaft are driven to rotate, the arc-shaped frame of the integrated fixing frame 8 can be driven to move along the pulleys 10, and further the integrated fixing frame 8 is driven to transversely deflect (namely, see the integrated fixing frame in fig. 2 to deflect left and right), so that the transverse two-dimensional tracking adjustment of the photovoltaic module is realized, and the optimal inclination angle of the transverse face of the photovoltaic module is adjusted (the inclination angle of the photovoltaic module is controlled by calculating the rotation angle of the small cylindrical gear in the first gear transmission mechanism).
The second gear transmission mechanism is arranged at the end of the second support upright post 12, and the second power source drives the fixed support connecting plate 9 through the second gear transmission mechanism to drive the integrated fixing frame 8 to longitudinally deflect so as to realize the longitudinal two-dimensional tracking adjustment of the photovoltaic module.
The second gear transmission mechanism comprises a second spiral bevel gear reverser 11 and a cylindrical gear set.
The side wall of the second support upright post is provided with a second spiral bevel gear reverser 11, an output shaft of a second power source is connected with the driving shaft 5 through a single-joint universal joint coupling 14, the other end of the driving shaft 5 is connected with the second spiral bevel gear reverser 11 through the single-joint universal joint coupling 14, and the second power source provides power to drive the second spiral bevel gear reverser 11 to rotate.
The side wall of the second support upright post 12 is also provided with a cylindrical gear set, the cylindrical gear set comprises a cylindrical gear and a sector cylindrical gear 2 which are meshed with each other, the cylindrical gear is connected with the output end of the second spiral bevel gear reverser, the end part, close to the second support upright post 11, of the worm 3 is sleeved with the sector cylindrical gear 2, the structure of the sector cylindrical gear 2 is shown in fig. 6, the sector cylindrical gear 2 is connected with the fixed support connecting plate 9 through a cylindrical bearing seat 17, and the sector cylindrical gear 2, the sector cylindrical gear and the fixed support connecting plate 9 are fixed through bolts. The output end of the second spiral bevel gear reverser 11 drives the cylindrical gear to drive the sector cylindrical gear 2, and then drives the fixed support connecting plate 9 to deflect, so that longitudinal adjustment is realized.
The driving process of the connecting structure is as follows: the second power source drives the second spiral bevel gear reverser through the driving shaft, the second spiral bevel gear reverser 11 drives the cylindrical gear, the cylindrical gear drives the sector cylindrical gear 2 to rotate, the sector cylindrical gear 2 drives the fixed support connecting plate 9 to deflect around the axis of the vertical type bearing with the seat at two ends, the fixed support connecting plate 9 drives the integrated fixing frame 8 to longitudinally deflect through the pulley 10 (3 pulleys are installed on one side and are fixed with the integrated fixing frame in a triangular shape) (namely, see the front-back deflection of the integrated fixing frame in fig. 2), and therefore the longitudinal two-dimensional tracking adjustment of the photovoltaic module is achieved, and the optimal inclination angle of the longitudinal face of the photovoltaic module is adjusted (the inclination angle of the photovoltaic module is controlled by calculating the rotating angle of the sector cylindrical gear in the second gear transmission mechanism).
The invention realizes the longitudinal two-dimensional tracking adjustment and the transverse two-dimensional tracking adjustment of the photovoltaic module based on gear transmission, namely realizes the four-dimensional tracking adjustment.
The two ends of the driving shaft in the system are connected by adopting the single-joint universal joint coupler 14, and the system driving shaft 5 can be well adapted to the foundation error of the photovoltaic bracket on the basis of reliably connecting the system driving shaft 5.
The material of each bracket in the system is steel/alloy material, and has the advantage of good stability.
The invention has the advantages of good stability, large adjustable range, high tracking precision, convenient maintenance and the like, and can be adjusted in four dimensions along with day and night changes and four seasons.
In the system, the longitudinal two-dimensional adjustment and the transverse two-dimensional adjustment are not mutually influenced, and the longitudinal two-dimensional adjustment and the transverse two-dimensional adjustment can be simultaneously adjusted. Therefore, the optimal inclination angle of the photovoltaic module is adjusted by tracking the change of the azimuth angle and the altitude angle of the sun, and the photovoltaic module is ensured to receive the total solar radiation to the greatest extent, so that the generating capacity of the photovoltaic module is improved.
In addition, the optimal inclination angle of the photovoltaic module is adjusted by adopting the gear transmission mechanism, so that the photovoltaic support tracking system has high precision, the rotation angle and the rotation direction of the photovoltaic module are controlled by controlling the gear transmission angle and the gear transmission direction, the control strategy is simplified, and four-dimensional tracking adjustment of the photovoltaic module is better realized.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (10)
1. The four-dimensional photovoltaic power generation automatic tracking system based on gear transmission is characterized by comprising two power sources and a four-dimensional photovoltaic power generation automatic tracking bracket;
the four-dimensional photovoltaic power generation automatic tracking bracket comprises two bracket upright posts, a fixed bracket connecting plate and an integrated fixing frame for installing a photovoltaic module;
the integrated fixing frame comprises a plane frame and two arc-shaped frames, the photovoltaic assembly is arranged at the top of the plane frame, and the two arc-shaped frames are symmetrically fixed at the bottom of the plane frame;
three block-type belt seat bearings are respectively arranged on two side edges of the fixed support connecting plate side by side, the three block-type belt seat bearings on each side are positioned in the same plane, the bearing fixing positions of the block-type belt seat bearings in the middle position are higher than the bearing fixing positions of the two ends, transmission shafts penetrate through the three groups of two opposite block-type belt seat bearings on the two sides, pulleys are fixed on the two ends of each transmission shaft on the outer sides of the block-type belt seat bearings, and two arc-shaped frames of the integrated fixing frame are respectively embedded between the three pulleys on the two sides;
the left end and the right end of the fixed bracket connecting plate are penetrated with worms, a turbine is sleeved on the middle section of the transmission shaft at the middle position, and the turbine is meshed with the worms;
the top ends of the two support stand columns are fixedly provided with vertical type bearing blocks, a cylindrical bearing block sleeve is nested in each vertical type bearing block, and two free ends of the worm are respectively fixed in the two cylindrical bearing block sleeves;
a first gear transmission mechanism is arranged on the side wall of the first support upright post, and the first power source drives the worm to rotate through the first gear transmission mechanism to drive the integrated fixing frame to transversely deflect, so that the transverse two-dimensional tracking adjustment of the photovoltaic module is realized;
and a second gear transmission mechanism is arranged at the upright post end of the second support, the second power source drives the fixed support connecting plate to rotate through the second gear transmission mechanism, and the integrated fixing frame is driven to longitudinally deflect, so that the longitudinal two-dimensional tracking adjustment of the photovoltaic module is realized.
2. The four-dimensional photovoltaic power generation automatic tracking system based on gear transmission according to claim 1, wherein the number of the four-dimensional photovoltaic power generation automatic tracking supports is 1 or more.
3. The four-dimensional photovoltaic power generation automatic tracking system based on gear transmission according to claim 2, wherein the plurality of four-dimensional photovoltaic power generation automatic tracking brackets are sequentially connected through a driving shaft.
4. The four-dimensional photovoltaic power generation automatic tracking system based on gear transmission according to claim 1, wherein the two power sources are arranged in a driving control box, the two power sources are servo motors, and an output shaft of each servo motor is connected with a coaxial planetary reducer.
5. The automatic tracking system for four-dimensional photovoltaic power generation based on gear transmission according to claim 4, wherein the first gear transmission mechanism comprises a first spiral bevel gear reverser and a cylindrical gear set, the output shaft of the coaxial planetary reducer drives the first spiral bevel gear reverser to rotate, the cylindrical gear set comprises large and small cylindrical gears meshed with each other, the large cylindrical gear is connected with the output shaft of the spiral bevel gear reverser, and one end of a worm is fixedly connected to the center of the small cylindrical gear.
6. The automatic tracking system for four-dimensional photovoltaic power generation based on gear transmission according to claim 5, wherein the second gear transmission mechanism comprises a second spiral bevel gear reverser and a cylindrical gear set, the output shaft of the coaxial planetary reducer drives the second spiral bevel gear reverser to rotate, the cylindrical gear set comprises a cylindrical gear and a sector cylindrical gear which are meshed with each other, the cylindrical gear is connected with the output end of the second spiral bevel gear reverser, and the sector cylindrical gear is connected with the fixed support connecting plate through a cylindrical bearing seat.
7. The automatic tracking system for four-dimensional photovoltaic power generation based on gear transmission according to claim 6, wherein the output shafts of the coaxial planetary speed reducers in the first power source and the second power source are respectively connected with the first spiral bevel gear reverser and the second spiral bevel gear reverser through driving shafts.
8. The automatic tracking system for four-dimensional photovoltaic power generation based on gear transmission according to claim 7, wherein the output shaft of the coaxial planetary reducer is connected with the driving shaft through a single-joint universal joint coupling.
9. The automatic tracking system for four-dimensional photovoltaic power generation based on gear transmission according to claim 7, wherein the driving shaft is connected with the first spiral bevel gear reverser and the second spiral bevel gear reverser through a single-joint universal joint coupling.
10. The automatic tracking system for four-dimensional photovoltaic power generation based on gear transmission according to claim 6, wherein the inclination angle of the photovoltaic module is controlled by the rotation angle of the small cylindrical gear in the first gear transmission mechanism and the sector cylindrical gear in the second gear transmission mechanism.
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| CN202010855924.5A CN112051866B (en) | 2020-08-24 | 2020-08-24 | Four-dimensional photovoltaic power generation automatic tracking system based on gear transmission |
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| CN202010855924.5A CN112051866B (en) | 2020-08-24 | 2020-08-24 | Four-dimensional photovoltaic power generation automatic tracking system based on gear transmission |
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| CN115459692B (en) * | 2022-10-31 | 2023-08-25 | 华电重工股份有限公司 | Photovoltaic tracking support |
| CN116931605A (en) * | 2023-07-26 | 2023-10-24 | 精拓新能源科技(北京)有限公司 | Novel solar tracking angle conversion device |
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