CN113364406B - Tracking type large-span photovoltaic support structure unit capable of being assembled and support - Google Patents
Tracking type large-span photovoltaic support structure unit capable of being assembled and support Download PDFInfo
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- CN113364406B CN113364406B CN202110567029.8A CN202110567029A CN113364406B CN 113364406 B CN113364406 B CN 113364406B CN 202110567029 A CN202110567029 A CN 202110567029A CN 113364406 B CN113364406 B CN 113364406B
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- 230000005540 biological transmission Effects 0.000 claims description 45
- 208000032370 Secondary transmission Diseases 0.000 claims description 25
- 208000032369 Primary transmission Diseases 0.000 claims description 7
- 239000011159 matrix material Substances 0.000 claims description 2
- 238000010248 power generation Methods 0.000 abstract description 8
- 238000010276 construction Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000012876 topography Methods 0.000 abstract 1
- 230000007547 defect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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- 230000005611 electricity Effects 0.000 description 1
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- 230000007613 environmental effect Effects 0.000 description 1
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Classifications
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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
- F24S30/45—Arrangements for moving or orienting solar heat collector modules for rotary movement with two rotation axes
- F24S30/455—Horizontal primary axis
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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
- F24S2030/10—Special components
- F24S2030/11—Driving means
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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
- F24S2030/10—Special components
- F24S2030/13—Transmissions
- F24S2030/134—Transmissions in the form of gearings or rack-and-pinion transmissions
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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
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention belongs to the field of photovoltaic power generation engineering structures, and particularly relates to an assembled tracking type large-span photovoltaic support structure unit and a support. The photovoltaic support structure unit provided by the invention has the advantages of large span, attractive form, convenience in assembly of the structure unit, continuous and adjustable component inclination angle and the like. Not only can be applicable to all kinds of complicated topography engineering places, promoted the lower part rate of use space, can effectively increase the generated energy of subassembly moreover, the assembly degree is high, helps promoting large-scale photovoltaic engineering project's efficiency of construction and economic nature.
Description
Technical Field
The invention belongs to the field of photovoltaic power generation engineering structures, and particularly relates to an assembled tracking type large-span photovoltaic support structure unit and a support.
Technical Field
Under the background of national strategy for vigorously developing new energy, the photovoltaic power generation technology is rapidly developed due to environmental protection and economy. In order to meet the construction requirements of various complex fields such as mudflats, mountainous regions and the like, photovoltaic support structures in a large-span form are getting more and more market demands in recent years.
The large-span flexible photovoltaic support structure has good site adaptability, is favorable for flexible arrangement of the components, and does not influence the use of the lower space of the components. In addition, under the large background of electricity price average online, the improvement of the power generation efficiency is an important means for guaranteeing the profitability of the photovoltaic engineering project. And the arrangement inclination angle of the components is kept at the optimal solar incident angle at any time, so that the generating capacity can be greatly improved, and therefore, the support structure with the tracking function is particularly necessary for improving the economic benefit of projects.
In order to improve the construction efficiency and the economical efficiency of projects, the adoption of a structure with an industrialized assembly form also becomes a preferable scheme of the design. From the existing support form in the existing market, can satisfy the structural large-span simultaneously, the scheme that the subassembly can be tracked and the constitutional unit can be assembled is still very rare, consequently, it is necessary to develop a structural scheme that can satisfy above-mentioned 3 kinds of demands simultaneously and possess the aesthetic property.
Disclosure of Invention
The invention aims to provide an assembled tracking type large-span photovoltaic support structure unit aiming at the defects in the prior art, so that the power generation efficiency and the assembling degree of a photovoltaic power generation project are improved.
For this reason, the above object of the present invention is achieved by adopting the following technical solutions:
the utility model provides a pursuit formula large-span photovoltaic supporting structure unit that can assemble which characterized in that: the spliced tracking type large-span photovoltaic support structure unit comprises a bottom upright column, the top of the bottom upright column is simultaneously connected with the bottoms of 6 first-layer inclined rods, the tops of every two adjacent inclined rods in the 6 first-layer inclined rods are connected through a first-layer horizontal cross beam, and the 6 first-layer horizontal cross beams are connected end to form a closed first-layer hexagonal plane; each angular point of the first layer hexagonal plane is simultaneously connected with the bottoms of 6 second layers of diagonal rods, the tops of every two adjacent diagonal rods in the 6 second layers of diagonal rods are connected through a second layer of horizontal cross beams, and the 6 second layers of horizontal cross beams are connected end to form a closed second layer hexagon which corresponds to the angular points of the first layer hexagonal plane and forms 6 second layer hexagonal planes; every two adjacent second-layer hexagonal planes are connected with the same second-layer horizontal beam; the plane where the second layer of horizontal cross beams are located is provided with 3 longitudinal main transmission shafts with full length at equal intervals along the short axis direction of the second layer of horizontal cross beams, the longitudinal main transmission shafts are connected with the second layer of horizontal cross beams through first short upright posts, the lower ends of the first short upright posts are fixed with the second layer of horizontal cross beams, and the longitudinal main transmission shafts are pivoted with the first short upright posts; a primary transmission gear penetrates through the longitudinal main transmission shaft, and driving devices are arranged at two end parts of the longitudinal main transmission shaft to enable the main transmission shaft to rotate; 7 transverse secondary transmission shafts with full length are arranged on the plane of the second layer of horizontal cross beams at equal intervals along the long axis direction of the second layer of horizontal cross beams; horizontal secondary drive axle is located vertical primary drive axle's top and vertical primary drive axle is mutually perpendicular, horizontal secondary drive axle links to each other with second floor horizontal cross beam through the short stand of second, the lower extreme and the horizontal cross beam of second of the short stand of second are fixed mutually, horizontal secondary drive axle and the short stand pin joint of second, wear to be equipped with secondary drive gear on the horizontal secondary drive axle, one-level drive gear and secondary drive gear are located the crossing position department in plane of vertical primary drive axle and horizontal secondary drive axle, just secondary drive gear and the perpendicular interlock of one-level drive gear drive the rotation of horizontal secondary drive axle with the rotation through vertical primary drive axle to the photovoltaic panel who drives to fix on horizontal secondary drive axle rotates and realizes the traceable.
While adopting the above technical solutions, the present invention can also adopt or combine the following technical solutions:
the preferred technical proposal of the invention is as follows: when the length of the longitudinal main transmission shaft is longer, a driving device can be additionally arranged at the middle position of the longitudinal main transmission shaft.
The preferable technical scheme of the invention is as follows: according to the section form and the size of the bottom upright column, an overhauling ladder stand or a channel is arranged on the inner side (hollow large section) or the outer side (solid section) of the bottom upright column.
The preferred technical proposal of the invention is as follows: the top of the bottom upright post can be reserved with connection node plates in different directions for the connection between different structural units, so that the stability of the whole photovoltaic matrix is enhanced.
The preferable technical scheme of the invention is as follows: and the outer edge angular points of the plane defined by the horizontal beams of the second layer are all provided with embedded node connecting pieces so as to meet the requirements of connection and assembly of different photovoltaic support structure units.
The preferred technical proposal of the invention is as follows: the height of the first and/or second short upright posts is determined according to the maximum rotation inclination angle of the photovoltaic panel, and the position of the first and/or second short upright posts on the plane of the second layer of horizontal cross beam is determined according to the requirement that the normal rotation of the assembly is not influenced by the stress deformation of the transmission shaft.
The preferable technical scheme of the invention is as follows: the length of the longitudinal main transmission shaft and the length of the transverse secondary transmission shaft can be properly adjusted according to the arrangement position of the longitudinal main transmission shaft and the transverse secondary transmission shaft and the arrangement mode of the photovoltaic panels.
The preferred technical proposal of the invention is as follows: the upper ends of the longitudinal main transmission shaft, the transverse secondary transmission shaft, the first short upright post and the second short upright post can be respectively locked so as to unlock when angle adjustment is needed, and the transmission shafts are locked after the adjustment is completed.
The invention also aims to provide an assembled tracking type large-span photovoltaic bracket aiming at the defects in the prior art, so that the power generation efficiency and the assembling degree of a photovoltaic power generation project are improved.
For this reason, the above object of the present invention is achieved by adopting the following technical solutions:
the utility model provides a pursuit formula large-span photovoltaic support that can assemble which characterized in that: the track formula large-span photovoltaic support that can assemble includes a plurality of track formula large-span photovoltaic support constitutional units that can assemble as described earlier.
The invention provides an assembled tracking type large-span photovoltaic support structure unit and an assembled tracking type large-span photovoltaic support, which have the advantages of large span, attractive form, convenience in assembling the structure unit, continuously adjustable component inclination angle and the like, can be suitable for various complicated terrain engineering fields, improve the lower use space rate, effectively increase the generated energy of components, have high assembling degree, and greatly contribute to the improvement of the construction efficiency and the economical efficiency of large-scale photovoltaic engineering projects.
Drawings
Fig. 1 is an elevation view of a spliceable, tracking, large-span photovoltaic rack structural unit provided by the present invention.
Fig. 2 is a plan view of a building element of a track-type large-span photovoltaic support structure according to the present invention.
FIG. 3 is an axial view of the primary and secondary drive gear connections.
FIG. 4 is a front view of the connection of the primary and secondary drive gears.
Detailed Description
The invention will be further illustrated with reference to the following examples and the accompanying drawings, without limiting the scope of the invention to the examples described below. Any modification and variation made within the spirit of the present invention and the scope of the claims fall within the scope of the present invention.
As shown in fig. 1-4, a pursuit formula large-span photovoltaic supporting structure unit that can assemble includes: a main body structure and a transmission device. Wherein the major structure includes: the bottom stand 1, 6 first layer down tube 2 that link to each other with bottom stand 1 top, the top of every two adjacent first layer down tube 2 links to each other through 6 first layer horizontal cross beams 3, forms a confined first layer hexagon plane. Each angular point of the first layer hexagonal plane is respectively connected with the bottoms of 6 second layer diagonal rods 4, and the tops of every two adjacent second layer diagonal rods 4 are connected through a second layer horizontal cross beam 5. Each horizontal beam 5 is connected end to form a second layer of hexagonal planes. The second layer conforms to 6 hexagonal planes for each corner of the hexagonal planes of the first layer. The transmission device comprises: 3 longitudinal main transmission shafts 6 with full length are equidistantly arranged along the short axis direction of the plane of the second-layer horizontal beam, and 7 transverse secondary transmission shafts 10 are equidistantly arranged along the long axis direction of the plane of the second-layer horizontal beam. Here, specifically in fig. 2, the north-south direction or the longitudinal direction is the long axis direction, and the east-west direction or the transverse direction is the short axis direction. The longitudinal main transmission shaft 6 is positioned below the transverse secondary transmission shaft 10, the longitudinal main transmission shaft 6 is connected with the second-layer horizontal cross beam 5 through a first short upright post 8, and the transverse secondary transmission shaft 10 is connected with the second-layer horizontal cross beam 5 through a second short upright post 9. The longitudinal main transmission shaft 6 is provided with a primary transmission gear 7, and the position of the primary transmission gear is located at the intersection position of the planes of the longitudinal main transmission shaft and the transverse secondary transmission shaft. The transverse secondary transmission shaft 10 is provided with a secondary transmission gear 11, and the secondary transmission gear 11 is also positioned at the intersection position of the planes of the longitudinal main transmission shaft and the transverse secondary transmission shaft and vertically meshed with the primary transmission gear 7. The two end parts of each longitudinal main transmission shaft 6 are provided with driving devices 13, so that the 3 longitudinal main transmission shafts 6 can synchronously rotate, and the driving devices can be properly additionally arranged in the middle of the longitudinal main transmission shafts according to the length and the driving requirements of the longitudinal main transmission shafts. The photovoltaic panel 12 is mounted on the upper portion of the transverse secondary transmission shaft 10, and the inclination angle of the photovoltaic panel 12 is adjusted by the rotation of the transverse secondary transmission shaft 10.
In this embodiment, an inspection ladder 16 is provided on the outside of the bottom pillar 1. Connecting gusset plates 14 in different directions are reserved at the top ends of the bottom upright posts 1 so as to meet the connecting requirements of different structural units.
In this embodiment, the heights of the first and second short columns 8 and 9 are determined according to the maximum rotation inclination angle of the photovoltaic panel, and the plane positions of the first and second short columns 8 and 9 are respectively arranged at a position close to the primary and secondary gears 7 and 11 and at both ends of each of the longitudinal main drive shaft 6 and the transverse secondary drive shaft 10.
In this embodiment, the lengths of the longitudinal main drive shaft 6 and the transverse secondary drive shaft 10 may be appropriately adjusted according to the arrangement position thereof and the arrangement of the photovoltaic panels.
In this embodiment, the longitudinal main transmission shaft 6 and the transverse secondary transmission shaft 10 are connected with the first short column 8 and the second short column 9 in a slidable and lockable manner. The upper parts of the first short upright post 8 and the second short upright post 9 are connected with the main transmission shaft and the secondary transmission shaft in the form of bearings. Set up collapsible friction block on bearing internal surface and the transmission shaft contact surface, shrink friction block when the transmission shaft rotates, and accomplish the regulation back when the subassembly inclination, press from both sides tight transmission shaft through compressing tightly the friction block and fix in order to realize the inclination.
In this embodiment, the outer edge corner points of the plane surrounded by the second layer of horizontal beams 5 are all provided with pre-embedded node connecting pieces 15, so that the connection and assembly of different photovoltaic support structure units are required.
In the specific implementation process of the present embodiment, firstly, the locking of the second short upright post 9 on the transverse secondary transmission shaft 10 is released, and the locking of the first short upright post 8 on the longitudinal main transmission shaft 6 is released. The driving device 13 drives the longitudinal main transmission shaft 6 to rotate, so as to drive the primary transmission gear 7 to rotate synchronously. The primary transmission gear 7 drives the secondary transmission gear 11 to rotate, the secondary transmission gear 11 rotates to drive the transverse secondary transmission shaft 10 to rotate, and therefore the photovoltaic panel assembly on the transverse secondary transmission shaft 10 rotates accordingly.
The above-described embodiments are intended to illustrate the present invention, but not to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit of the present invention and the scope of the claims fall within the scope of the present invention.
Claims (9)
1. The utility model provides a pursuit formula large-span photovoltaic supporting structure unit that can assemble which characterized in that: the spliced tracking type large-span photovoltaic support structure unit comprises a bottom upright column, the top of the bottom upright column is simultaneously connected with the bottoms of 6 first-layer inclined rods, the tops of every two adjacent inclined rods in the 6 first-layer inclined rods are connected through a first-layer horizontal cross beam, and the 6 first-layer horizontal cross beams are connected end to form a closed first-layer hexagonal plane; each angular point of the first layer hexagonal plane is simultaneously connected with the bottoms of 6 second layers of diagonal rods, the tops of every two adjacent diagonal rods in the 6 second layers of diagonal rods are connected through a second layer of horizontal cross beams, and the 6 second layers of horizontal cross beams are connected end to form a closed second layer hexagon which corresponds to the angular points of the first layer hexagonal plane and forms 6 second layer hexagonal planes; every two adjacent second-layer hexagonal planes are connected with the same second-layer horizontal beam; the plane where the second layer of horizontal cross beams are located is provided with 3 longitudinal main transmission shafts with full length at equal intervals along the short axis direction of the second layer of horizontal cross beams, the longitudinal main transmission shafts are connected with the second layer of horizontal cross beams through first short upright posts, the lower ends of the first short upright posts are fixed with the second layer of horizontal cross beams, and the longitudinal main transmission shafts are pivoted with the first short upright posts; a primary transmission gear penetrates through the longitudinal main transmission shaft, and driving devices are arranged at two end parts of the longitudinal main transmission shaft to enable the main transmission shaft to rotate; 7 transverse secondary transmission shafts with full length are arranged on the plane of the second layer of horizontal cross beams at equal intervals along the long axis direction of the second layer of horizontal cross beams; horizontal secondary drive shaft is located vertical main drive shaft's top and is mutually perpendicular with vertical main drive shaft, horizontal secondary drive shaft passes through the short stand of second and links to each other with second floor horizontal cross beam, the lower extreme and the horizontal cross beam of second short stand are fixed mutually, horizontal secondary drive shaft and the short stand pin joint of second, wear to be equipped with secondary drive gear on the horizontal secondary drive shaft, one-level drive gear and secondary drive gear are located the crossing position department in plane of vertical main drive shaft and horizontal secondary drive shaft, just secondary drive gear and the perpendicular interlock of one-level drive gear are in order to drive the rotation of horizontal secondary drive shaft through the rotation of vertical main drive shaft to the photovoltaic panel who drives to fix on horizontal secondary drive shaft rotates and realizes the traceable.
2. The erectable, tracking, large-span photovoltaic scaffolding structure unit of claim 1, wherein: when the length of the longitudinal main transmission shaft is longer, a driving device can be additionally arranged at the middle position of the longitudinal main transmission shaft.
3. The erectable, tracking, large-span photovoltaic scaffolding structure unit of claim 1, wherein: according to the section form and size of the bottom upright, an overhauling ladder stand or a channel is arranged on the inner side or the outer side of the bottom upright.
4. The erectable, tracking, large-span photovoltaic scaffolding structure unit of claim 1, wherein: the top of the bottom upright post can be reserved with connecting node plates in different directions so as to meet the requirement of connection among different structural units and enhance the stability of the whole photovoltaic matrix.
5. The erectable, tracking, large-span photovoltaic scaffolding structure unit of claim 1, wherein: the outer edge angular points of the plane defined by the horizontal cross beams of the second layer are all provided with embedded node connecting pieces so as to be used for connecting and assembling different photovoltaic support structure units.
6. The erectable, tracking, large-span photovoltaic scaffolding structure unit of claim 1, wherein: the height of the first and/or second short upright posts is determined according to the maximum rotation inclination angle of the photovoltaic panel, and the position of the first and/or second short upright posts on the plane of the second layer of horizontal cross beam is determined according to the requirement that the normal rotation of the assembly is not influenced by the stress deformation of the transmission shaft.
7. The erectable, tracking, large-span photovoltaic scaffolding structure unit of claim 1, wherein: the length of the longitudinal main transmission shaft and the length of the transverse secondary transmission shaft can be properly adjusted according to the arrangement position of the longitudinal main transmission shaft and the transverse secondary transmission shaft and the arrangement mode of the photovoltaic panels.
8. The erectable, tracking, large-span photovoltaic scaffolding structure unit of claim 1, wherein: the upper ends of the longitudinal main transmission shaft, the transverse secondary transmission shaft, the first short upright post and the second short upright post can be respectively locked so as to unlock when angle adjustment is needed, and the transmission shafts are locked after the adjustment is completed.
9. The utility model provides a pursuit formula large-span photovoltaic support that can assemble which characterized in that: the erectable, tracking, large-span photovoltaic support comprises a plurality of the erectable, tracking, large-span photovoltaic support structural units of any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110567029.8A CN113364406B (en) | 2021-05-24 | 2021-05-24 | Tracking type large-span photovoltaic support structure unit capable of being assembled and support |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110567029.8A CN113364406B (en) | 2021-05-24 | 2021-05-24 | Tracking type large-span photovoltaic support structure unit capable of being assembled and support |
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| Publication Number | Publication Date |
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| CN113364406A CN113364406A (en) | 2021-09-07 |
| CN113364406B true CN113364406B (en) | 2022-08-30 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102237821A (en) * | 2010-04-30 | 2011-11-09 | 吴宣瑚 | Eight-diagram-shaped photovoltaic generator heater photo-thermal generator for automatic solar tracking |
| AU2016202006B2 (en) * | 2015-04-07 | 2020-05-21 | Stellenbosch University | Supporting frame assembly |
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2021
- 2021-05-24 CN CN202110567029.8A patent/CN113364406B/en active Active
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|---|---|---|---|---|
| CN205584097U (en) * | 2016-04-08 | 2016-09-14 | 武汉理工大学 | Rotatory foldable solar cell panel group |
| CN105811071A (en) * | 2016-04-19 | 2016-07-27 | 吉林大学 | Support device for circular antenna array and assembly method of support device |
| CN108216493A (en) * | 2017-12-12 | 2018-06-29 | 江苏科技大学 | Marine self-return floating beacon |
| CN209860847U (en) * | 2019-05-07 | 2019-12-27 | 国储(天津)钢铁发展有限公司 | Solar photovoltaic panel tree-shaped support |
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| 多约束条件下焊接桁架结构多优化方法组合设计;刘川等;《江苏科技大学学报(自然科学版)》;20200415(第02期);全文 * |
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