CN108429518B - Photovoltaic power station bracket system with high lighting rate and photovoltaic power station - Google Patents
Photovoltaic power station bracket system with high lighting rate and photovoltaic power station Download PDFInfo
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- CN108429518B CN108429518B CN201810288865.0A CN201810288865A CN108429518B CN 108429518 B CN108429518 B CN 108429518B CN 201810288865 A CN201810288865 A CN 201810288865A CN 108429518 B CN108429518 B CN 108429518B
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- 238000010248 power generation Methods 0.000 claims abstract description 40
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000003595 spectral effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 6
- 230000007774 longterm Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 238000005286 illumination Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
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
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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
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
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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
- H02S20/10—Supporting structures directly fixed to the ground
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/20—Optical components
- H02S40/22—Light-reflecting or light-concentrating means
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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
- Y02E10/52—PV systems with concentrators
Abstract
The invention discloses a photovoltaic power station bracket system with high lighting rate, which comprises a front upright post and a rear upright post, wherein the upper ends of the front upright post and the rear upright post are fixedly connected with the same inclined supporting plate, a reflecting component is arranged on the inclined supporting plate, a double-sided photovoltaic power generation component is arranged above the reflecting component, and the double-sided photovoltaic power generation component is in sliding connection with the inclined supporting plate. Compared with the prior art, the photovoltaic power station bracket system with high lighting rate and the photovoltaic power station provided by the invention have the advantages that the structural design is reasonable, the stability and the reliability are realized, the area of a photovoltaic power generation assembly can be increased, the hemispherical reflector can be flexibly driven to perform multi-angle steering, and the light receiving rate of the hemispherical reflector and the power generation rate of the back side of a photovoltaic cell are improved; in the photovoltaic power station, a plurality of photovoltaic power station bracket systems are distributed and installed in an array mode, and a plurality of photovoltaic power station bracket systems which are distributed in a row are fixedly installed with the ground through the same ground connecting beam, so that the strength is high, the cost is low, the damage of single installation to the ground is reduced, and the long-term stable operation of the whole system can be ensured.
Description
Technical Field
The invention relates to the field of photovoltaic power generation, in particular to a photovoltaic power station bracket system with high lighting rate and a photovoltaic power station.
Background
As the world energy is gradually reduced, renewable energy power generation technology is rapidly developed, and solar power generation is increasingly attracting attention due to its unique advantages. How to improve the effective generating capacity of solar photovoltaic power generation is a pursued goal, and a conventional photovoltaic power generation assembly is a single-sided crystalline silicon assembly, can only receive sunlight irradiation on one side to generate power, and has low light utilization efficiency and low power generation efficiency in the same installation area. The double-sided photovoltaic power generation assembly can receive sunlight irradiation from the front side and the back side to perform double-sided power generation, but the existing double-sided photovoltaic power generation assembly has the following two installation modes: the building material used as the building ceiling is horizontally arranged, has the advantages of attractive appearance and partial lighting effect, but the back power generation relies on natural ground reflection rays to generate power, and the ground absorbs most of the rays, so that the light utilization efficiency is low, the power generation efficiency is poor, and the economical efficiency is poor; the double-sided power generation photovoltaic module is vertically installed as the sound insulation plate, and has the advantages that the front side and the back side of the double-sided power generation photovoltaic module can receive illumination power generation, but the light radiation quantity received by the front side and the back side of the double-sided power generation photovoltaic module is not large due to the vertical installation, and the solar illumination utilization rate is low;
the photovoltaic support serving as one of the main components of the photovoltaic power generation application system is a special support structure for fixing and installing a solar photovoltaic module, and as a photovoltaic power station is developed, the land is more and more stressed, and the land is protected, so that the requirement that the original land is not allowed to be destroyed is met, and the existing system adopts an array type fixed ground photovoltaic installation support, so that the surface vegetation is seriously destroyed, and the fragile ecological environment of the area is influenced.
Disclosure of Invention
In order to solve the technical problems, the invention provides a photovoltaic power station bracket system with high lighting rate and a photovoltaic power station, which are used for solving the problems of improving the solar energy receiving efficiency of the front side and the back side of a photovoltaic cell, improving the solar illumination utilization rate and reducing the large-area damage of construction to the ground.
The technical scheme adopted by the invention is as follows: a photovoltaic power station bracket system with high lighting rate is characterized in that: the solar photovoltaic power generation device comprises a front upright post and a rear upright post, wherein the upper ends of the front upright post and the rear upright post are fixedly connected with the same inclined supporting plate, a light reflecting component is arranged on the inclined supporting plate, a double-sided photovoltaic power generation component is arranged above the light reflecting component, and the double-sided photovoltaic power generation component is in sliding connection with the inclined supporting plate;
the double-sided photovoltaic power generation assembly comprises two supporting frames which are arranged right opposite to each other, the lower parts of the two supporting frames are connected with the inclined supporting plates through first linear sliding parts, the first linear sliding parts comprise two strip-shaped sliding blocks which are arranged right opposite to each other, the outer ends of the two strip-shaped sliding blocks are fixedly connected with the lower parts of the two supporting frames respectively, sliding grooves which are matched with the strip-shaped sliding blocks are formed in the upper surfaces of the inclined supporting plates, the same double-shaft air cylinder is arranged between the two strip-shaped sliding blocks, the inner ends of the two strip-shaped sliding blocks are fixedly connected with two piston rods which are movably arranged in the double-shaft air cylinder in a penetrating mode respectively, the upper parts of the two supporting frames are connected with an upper sliding frame and a lower sliding frame respectively in parallel, two connecting fixing frames are connected with each other in a sliding mode, a light receiving area is formed by surrounding the upper sliding frame, the lower sliding frame and the two connecting fixing frames, and at least one double-sided power generation battery plate is arranged in the connecting fixing frames respectively;
the light reflecting assembly comprises a hemispherical reflector, a spectrum reflecting layer is coated on the spherical surface of the hemispherical reflector, the spherical surface of the hemispherical reflector faces to the light receiving area, a universal joint is connected to the inclined support plate, the hemispherical reflector is installed on the inclined support plate through the universal joint, at least two direction adjusting seats are arranged on the bottom surface of the hemispherical reflector, and the direction adjusting seats are connected with a positioning driving piece through steel wires.
The sunlight can irradiate the front surface of the double-sided power generation cell plate to generate power, the sunlight can irradiate the circular reflecting plate through the light receiving area, the reflecting plate can reflect the part of sunlight to the back surface of the double-sided power generation cell plate, the supporting frame can slide relatively between the first sliding part and the supporting seat, and then the upper sliding frame and the lower sliding frame are driven to slide relatively between the two connecting fixing frames, so that the area of the light receiving area is enlarged, the light receiving efficiency of the circular emitting plate is improved, the lifting adjusting part and the angle adjusting part are matched with each other for use, the position of the hemispherical reflecting body can be flexibly adjusted by taking the universal joint as a rotating fulcrum according to the incident angle of sunlight, and the sun tracking is achieved, and the utilization rate of sunlight illumination is improved with maximum efficiency.
Preferably, the number of the first linear sliding parts is two, the two first linear sliding parts are respectively close to the side edges of the inclined supporting plate, and the hemispherical reflector is arranged between the two first linear sliding parts.
The effect of this solution is to improve the sliding stability.
Preferably, the two connecting fixing frames are arranged opposite to each other, the upper surfaces of the two connecting fixing frames are respectively connected with the lower surface of the upper sliding frame through second linear sliding pieces, the lower surfaces of the two connecting fixing frames are respectively connected with the upper surface of the lower sliding frame through third linear sliding pieces, and the sliding directions of the second linear sliding pieces and the third linear sliding pieces are opposite.
The upper sliding frame and the lower sliding frame can reversely slide relative to the connecting fixing frame, so that the area of the light receiving area can be increased, and the upper sliding frame, the lower sliding frame and the connecting fixing frame can be completely unfolded, so that the total area of the double-sided power generation battery plate is increased.
Preferably, the upper sliding frame and the lower sliding frame are concave frames, the extending part of the upper sliding frame is opposite to the extending part of the lower sliding frame, and the connecting part of the upper sliding frame and the connecting part of the lower sliding frame are fixedly connected with the upper parts of the two supporting frames respectively.
The effect of this scheme is that the total area of the double-sided power generation panel can be further increased.
Preferably, the second linear sliding piece comprises a second strip-shaped sliding seat and a second T-shaped sliding block, the second strip-shaped sliding seat and the second T-shaped sliding block are respectively fixedly connected with the upper surface of the connecting fixing frame and the lower surface of the extending part of the upper sliding frame, and the upper surface of the second strip-shaped sliding seat is provided with a T-shaped sliding groove which is adaptive to the second T-shaped sliding block.
The effect of this scheme is can make the carriage slide along the length direction straight line of second bar sliding seat to can make the carriage keep in close contact with the connection mount, improve the stability when going up the carriage and connecting the mount relative slip.
Preferably, the third linear sliding piece comprises a third strip-shaped sliding seat and a third T-shaped sliding block, the third strip-shaped sliding seat and the third T-shaped sliding block are fixedly connected with the lower surface of the connecting fixing frame and the upper surface of the extending part of the lower sliding frame respectively, and a T-shaped sliding groove which is suitable for the third T-shaped sliding block is formed in the lower surface of the third strip-shaped sliding seat.
The effect of this scheme is can make the lower carriage slide along the length direction straight line of third bar sliding seat to can make lower carriage keep close contact with the connection mount, improve the stability when lower carriage slides with the connection mount relatively.
Preferably, the hemispherical reflector, the universal joint and the inclined support plate are arranged on the same axis, the number of the direction adjusting seats is four, and the four direction adjusting seats are uniformly distributed around the universal joint.
The scheme has the effects of flexibly adjusting the position of the hemispherical reflector, increasing the tracking precision, increasing the tracking range and improving the solar energy utilization rate.
Preferably, the positioning driving piece comprises a fixed pulley and a stepping motor, the fixed pulley and the stepping motor are fixed on the lower surface of the inclined supporting plate, one end of the steel wire rope is fixedly connected with the direction adjusting seat, and the other end of the steel wire rope sequentially penetrates through the inclined supporting plate and the fixed pulley and then is connected with the stepping motor.
The scheme has the effects that when the sun position is required to be tracked, the hemispherical reflector is driven by the stepping motor, so that the inclination angle of the hemispherical reflector in the air is changed, the driving moment is small, the direction convertible amplitude is large, and the sun tracking range is wide.
Preferably, the reflection band of the spectrally reflective layer is about 700-1350nm at substantially normal incidence, about 600-1250nm at 45 ° incidence to normal, about 500-1150nm at 60 ° incidence to normal, and about 400-1000nm at 70 ° incidence to normal.
The effect of this solution is to increase the available energy reflectivity of the solar spectrum and reduce the optical damage of scattered reflection.
The utility model provides a photovoltaic power plant, includes multiunit photovoltaic power plant unit, and the key lies in: the photovoltaic power station unit comprises at least two photovoltaic power station bracket systems with high lighting rate, wherein the photovoltaic power station bracket systems are arranged in a row, the front upright post and the rear upright posts are arranged in the same straight line, the lower ends of the front upright post and the rear upright posts are fixedly connected with the same ground connecting beam, the front end of the ground connecting beam extends out of the front upright post, and the rear end of the ground connecting beam extends out of the rear upright post and is fixedly connected with the ground.
The beneficial effects are that: compared with the prior art, the photovoltaic power station bracket system with high lighting rate and the photovoltaic power station are reasonable in structural design, stable and reliable, the area of a photovoltaic power generation assembly can be increased, the front power generation rate of a photovoltaic cell is improved, the hemispherical reflector can be flexibly driven to perform multi-angle steering, the tracking precision is higher, the tracking range is wider, the omnidirectional solar tracking can be realized, the light receiving rate and the light emitting rate of the hemispherical reflector are improved, and the back power generation rate of the photovoltaic cell is further improved; in the photovoltaic power station, a plurality of photovoltaic power station bracket systems are distributed and installed in an array mode, and a plurality of photovoltaic power station bracket systems which are distributed in a row are fixedly installed with the ground through the same ground connecting beam, so that the strength is high, the cost is low, the damage of single installation to the ground is reduced, and the long-term stable operation of the whole system can be ensured.
Drawings
FIG. 1 is a schematic structural diagram of a high daylighting rate photovoltaic power plant stand system of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a left side view of FIG. 2;
FIG. 4 is a schematic view of the structure of FIG. 1 when expanded;
FIG. 5 is a top view of FIG. 4;
FIG. 6 is a cross-sectional view A-A of FIG. 3;
FIG. 7 is a schematic view of the structure of FIG. 6 when expanded;
FIG. 8 is a schematic view of the hemispherical reflector b1 of FIG. 4 with its angle changed;
fig. 9 is a schematic structural diagram of a photovoltaic power plant of the present invention.
Detailed Description
The present invention will be described in detail with reference to specific embodiments thereof, so that those skilled in the art can better understand the technical solutions of the present invention.
Example 1
As shown in fig. 1-9, a photovoltaic power station support system with high lighting rate comprises a front upright 1 and a rear upright 2, wherein the upper ends of the front upright 1 and the rear upright 2 are fixedly connected with a same inclined support plate 3, a light reflecting component b is arranged on the inclined support plate 3, a double-sided photovoltaic power generation component a is arranged above the light reflecting component b, the double-sided photovoltaic power generation component a is in sliding connection with the inclined support plate 3 through a first linear sliding piece 4, and the number of the first linear sliding pieces 4 is two and is respectively arranged close to the side edges of the inclined support plate 3;
the double-sided photovoltaic power generation assembly a comprises two supporting frames a1 which are arranged opposite to each other, the lower parts of the two supporting frames a1 are connected with the inclined supporting plate 3 through a first linear sliding piece 4,
the upper parts of the two support frames a1 are respectively connected with an upper sliding frame a2 and a lower sliding frame a3 in parallel, two connecting fixing frames a4 are connected between the upper sliding frame a2 and the lower sliding frame a3 in a sliding way, the two connecting fixing frames a4 are arranged opposite to each other, the upper surfaces of the two connecting fixing frames a4 are respectively connected with the lower surface of the upper sliding frame a2 through a second linear sliding piece 5, the lower surfaces of the two connecting fixing frames a4 are respectively connected with the upper surface of the lower sliding frame a3 through a third linear sliding piece 6, the sliding directions of the second linear sliding piece 5 and the third linear sliding piece 6 are opposite, a light receiving area is formed by surrounding between the upper sliding frame a2, the lower sliding frame a3 and the two connecting fixing frames a4, and at least one double-sided power generation battery plate a5 is respectively arranged in the upper sliding frame a2, the lower sliding frame a3 and the connecting fixing frames a 4;
as can be seen in fig. 6 and 7, the first linear sliding member 4 includes two opposite bar-shaped sliding blocks 41, the outer ends of the two bar-shaped sliding blocks 41 are respectively and fixedly connected with the lower parts of the two supporting frames a1, a sliding groove adapted to the bar-shaped sliding blocks 41 is formed in the upper surface of the inclined supporting plate 3, a same double-shaft air cylinder 42 is arranged between the two bar-shaped sliding blocks 41, and the inner ends of the two bar-shaped sliding blocks 41 are respectively and fixedly connected with two piston rods movably penetrating through the double-shaft air cylinder 42.
As can be seen in fig. 3, 6 and 7, the light reflecting assembly b comprises a hemispherical reflector b1, the hemispherical reflector b1 is arranged between the two first linear sliding members 4, a spherical surface of the hemispherical reflector b1 is coated with a spectral reflecting layer, a reflection band of the spectral reflecting layer is about 700-1350nm at a substantially vertical incidence angle, about 600-1250nm at a 45 ° incidence angle with respect to a normal line, about 500-1150nm at a 60 ° incidence angle with respect to the normal line, and about 400-1000nm at a 70 ° incidence angle with respect to the normal line, a spherical surface of the hemispherical reflector b1 faces the light receiving area, a universal joint b2 is connected to the inclined support plate 3, the hemispherical reflector b1 is mounted on the inclined support plate 3 through the universal joint b2, the hemispherical reflector b1, the universal joint b2 and the inclined support plate 3 are coaxially arranged, four direction adjustment seats b3 are arranged on a bottom surface of the hemispherical reflector b1, the four direction adjustment seats b3 are uniformly distributed around the universal joint b2, and the driving wire rope 4 is positioned around the universal joint b.
As can be seen in fig. 2 and 5, the upper carriage a2 and the lower carriage a3 are concave frames, the extending portion of the upper carriage a2 and the extending portion of the lower carriage a3 are opposite, and the connecting portion of the upper carriage a2 and the connecting portion of the lower carriage a3 are fixedly connected with the upper portions of the two supporting frames a1 respectively.
As shown in fig. 1, 3 and 8, the second linear sliding member 5 includes a second strip-shaped sliding seat 51 and a second T-shaped sliding block 52, the second strip-shaped sliding seat 51 and the second T-shaped sliding block 52 are fixedly connected with the upper surface of the connecting fixing frame a4 and the lower surface of the extending portion of the upper sliding frame a2, and a T-shaped sliding groove adapted to the second T-shaped sliding block 52 is formed on the upper surface of the second strip-shaped sliding seat 51;
the third linear sliding piece 6 comprises a third strip-shaped sliding seat 61 and a third T-shaped sliding block 62, the third strip-shaped sliding seat 61 and the third T-shaped sliding block 62 are respectively and fixedly connected with the lower surface of the connecting fixing frame a4 and the upper surface of the extending part of the lower sliding frame a3, and a T-shaped sliding groove which is suitable for the third T-shaped sliding block 62 is formed in the lower surface of the third strip-shaped sliding seat 61.
As can be seen in fig. 3, 4 and 8, the positioning driving member b4 includes a fixed pulley b41 and a stepping motor b42, the fixed pulley b41 and the stepping motor b42 are both fixed on the lower surface of the inclined support plate 3, one end of the wire rope is fixedly connected with the direction adjusting seat b3, and the other end of the wire rope sequentially passes through the inclined support plate 3 and the fixed pulley b41 and then is connected with the stepping motor b 42.
Example 2
The utility model provides a photovoltaic power plant, includes multiunit photovoltaic power plant unit, photovoltaic power plant unit includes at least two implementation 1 of arranging in a row high daylighting rate photovoltaic power plant bracket system, with the straight line setting front column 1 with the lower extreme fixedly connected with of rear column 2 is the same even roof beam 7 even, this front end that even roof beam stretches out the outside front column 1 even, this rear end that even roof beam stretches out the outside rear column 2 and ground fixed connection.
Finally, it should be noted that the above description is only a preferred embodiment of the present invention, and that many similar changes can be made by those skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (8)
1. A photovoltaic power plant support system of high daylighting rate, its characterized in that: the solar photovoltaic power generation device comprises a front upright post (1) and a rear upright post (2), wherein the upper ends of the front upright post (1) and the rear upright post (2) are fixedly connected with the same inclined supporting plate (3), a light reflecting component (b) is arranged on the inclined supporting plate (3), a double-sided photovoltaic power generation component (a) is arranged above the light reflecting component (b), and the double-sided photovoltaic power generation component (a) is in sliding connection with the inclined supporting plate (3);
the double-sided photovoltaic power generation assembly (a) comprises two supporting frames (a 1) which are arranged in a positive manner, the lower parts of the two supporting frames (a 1) are connected with the inclined supporting plates (3) through first linear sliding pieces (4), the first linear sliding pieces (4) comprise two strip-shaped sliding blocks (41) which are arranged in a positive manner, the outer ends of the two strip-shaped sliding blocks (41) are respectively and fixedly connected with the lower parts of the two supporting frames (a 1), sliding grooves which are matched with the strip-shaped sliding blocks (41) are formed in the upper surfaces of the inclined supporting plates (3), identical double-shaft air cylinders (42) are arranged between the two strip-shaped sliding blocks (41), the inner ends of the two strip-shaped sliding blocks (41) are respectively and fixedly connected with two piston rods which are movably arranged in the double-shaft air cylinders (42), the upper parts of the two supporting frames (a 1) are respectively and parallelly connected with an upper sliding frame (a 2) and a lower sliding frame (a 3), two connecting frames (a 4) are respectively and slidably connected between the upper sliding frame (a 2) and the lower sliding frame (a 3), and at least one fixing frame (4 a) is arranged between the two upper sliding frames (a 2) and the lower sliding frame (a 3), and at least one fixing frame (4 a) is connected with the two lower fixing frame (4 a) in a), and the two light-side light-receiving frame (4 a) respectively;
the light reflecting component (b) comprises a hemispherical reflector (b 1), a spectral reflecting layer is coated on the spherical surface of the hemispherical reflector (b 1), the spherical surface of the hemispherical reflector (b 1) faces the light receiving area, a universal joint (b 2) is connected to the inclined supporting plate (3), the hemispherical reflector (b 1) is mounted on the inclined supporting plate (3) through the universal joint (b 2), at least two direction adjusting seats (b 3) are arranged on the bottom surface of the hemispherical reflector (b 1), and the direction adjusting seats (b 3) are connected with a positioning driving piece (b 4) through steel wires;
the two first linear sliding parts (4) are respectively arranged close to the side edges of the inclined supporting plate (3), and the hemispherical reflector (b 1) 'is arranged between the two first linear sliding parts (4)'
The hemispherical reflector (b 1), the universal joint (b 2) and the inclined support plate (3) are arranged on the same axis, the number of the direction adjusting seats (b 3) is four, and the four direction adjusting seats (b 3) are uniformly distributed around the universal joint (b 2).
2. The high-daylighting-rate photovoltaic power plant stand system of claim 1, wherein: the two connecting fixing frames (a 4) are arranged right opposite to each other, the upper surfaces of the two connecting fixing frames (a 4) are respectively connected with the lower surface of the upper sliding frame (a 2) through second linear sliding pieces (5), the lower surfaces of the two connecting fixing frames (a 4) are respectively connected with the upper surface of the lower sliding frame (a 3) through third linear sliding pieces (6), and the sliding directions of the second linear sliding pieces (5) and the third linear sliding pieces (6) are opposite.
3. The high-daylighting-rate photovoltaic power plant stand system of claim 2, wherein: the upper sliding frame (a 2) and the lower sliding frame (a 3) are concave frames, the extending part of the upper sliding frame (a 2) and the extending part of the lower sliding frame (a 3) are arranged oppositely, and the connecting part of the upper sliding frame (a 2) and the connecting part of the lower sliding frame (a 3) are fixedly connected with the upper parts of the two supporting frames (a 1) respectively.
4. A high-daylighting-rate photovoltaic power plant stand system as claimed in claim 3, wherein: the second linear sliding piece (5) comprises a second strip-shaped sliding seat (51) and a second T-shaped sliding block (52), the second strip-shaped sliding seat (51) and the second T-shaped sliding block (52) are respectively fixedly connected with the upper surface of the connecting fixing frame (a 4) and the lower surface of the extending part of the upper sliding frame (a 2), and a T-shaped sliding groove which is suitable for the second T-shaped sliding block (52) is formed in the upper surface of the second strip-shaped sliding seat (51).
5. The high-daylighting-rate photovoltaic power plant stand system of claim 4, wherein: the third linear sliding piece (6) comprises a third strip-shaped sliding seat (61) and a third T-shaped sliding block (62), the third strip-shaped sliding seat (61) and the third T-shaped sliding block (62) are respectively fixedly connected with the lower surface of the connecting fixing frame (a 4) and the upper surface of the extending part of the lower sliding frame (a 3), and a T-shaped sliding groove which is suitable for the third T-shaped sliding block (62) is formed in the lower surface of the third strip-shaped sliding seat (61).
6. The high-daylighting-rate photovoltaic power plant stand system of claim 5, wherein: the positioning driving piece (b 4) comprises a fixed pulley (b 41) and a stepping motor (b 42), the fixed pulley (b 41) and the stepping motor (b 42) are fixed on the lower surface of the inclined supporting plate (3), one end of the steel wire rope is fixedly connected with the direction adjusting seat (b 3), and the other end of the steel wire rope sequentially penetrates through the inclined supporting plate (3) and the fixed pulley (b 41) and then is connected with the stepping motor (b 42).
7. The high-daylighting-rate photovoltaic power plant stand system of any of claims 1, 2, 5, or 6, wherein: the reflection band of the spectrally reflective layer is 700-1350nm at substantially normal incidence, 600-1250nm at 45 ︒ to normal incidence, 500-1150nm at 60- ︒ to normal incidence, and 400-1000nm at 70- ︒ to normal incidence.
8. A photovoltaic power plant comprising a plurality of groups of photovoltaic power plant units, characterized in that: the photovoltaic power station unit comprises at least two photovoltaic power station bracket systems with high lighting rate, which are arranged in a row, according to any one of claims 1-7, wherein the front upright post (1) and the lower ends of the two rear upright posts (2) which are arranged in the same straight line are fixedly connected with the same ground connecting beam (7), the front end of the ground connecting beam extends out of the front upright post (1) on the outer side, and the rear end of the ground connecting beam extends out of the rear upright post (2) on the outer side and is fixedly connected with the ground.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810288865.0A CN108429518B (en) | 2018-04-03 | 2018-04-03 | Photovoltaic power station bracket system with high lighting rate and photovoltaic power station |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810288865.0A CN108429518B (en) | 2018-04-03 | 2018-04-03 | Photovoltaic power station bracket system with high lighting rate and photovoltaic power station |
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| CN108429518A CN108429518A (en) | 2018-08-21 |
| CN108429518B true CN108429518B (en) | 2023-09-29 |
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