CN113852333A - Single-axis tracking photovoltaic support - Google Patents
Single-axis tracking photovoltaic support Download PDFInfo
- Publication number
- CN113852333A CN113852333A CN202111094312.XA CN202111094312A CN113852333A CN 113852333 A CN113852333 A CN 113852333A CN 202111094312 A CN202111094312 A CN 202111094312A CN 113852333 A CN113852333 A CN 113852333A
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- driving
- main beam
- rope
- photovoltaic
- supporting frame
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 9
- 239000010959 steel Substances 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 4
- 230000033001 locomotion Effects 0.000 claims description 11
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification 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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- 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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- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a single-shaft tracking photovoltaic bracket for solar energy, which comprises a bracket foundation, an upright post, a top supporting seat, a supporting frame and an angle control device, wherein a photovoltaic cell panel can be installed on the supporting frame, the supporting frame is installed on the top supporting seat and has a fixed inclination angle in the north-south direction, and can rotate in the east-west direction, the rotation of the supporting frame is driven by the angle control device, and the angle control device comprises a driving wheel fixedly connected to the supporting frame, a plurality of driving wheels installed on the upright post, a plurality of driving ropes surrounding the driving wheel and the driving wheels, and a driving rod installed on the upright post; the optimal inclination angle is realized in the north-south direction through a simple structure, and the cost is greatly reduced and the installation and maintenance are convenient through a transmission system combining a soft rope and a screw rod in the east-west direction; the upright posts and the main beams are obliquely pulled through the steel wire ropes, so that the rigidity of the upright posts and the main beams is greatly improved, the wind resistance of the upright posts and the main beams is improved, a large-scale high-cantilever tracking support is favorably manufactured, the steel consumption is greatly reduced, and the cost is reduced.
Description
Technical Field
The invention relates to the field of solar technical equipment, in particular to a single-axis tracking photovoltaic support for photovoltaic.
Background
The photovoltaic tracking support can let the panel just improve the generated energy to the sun as far as possible for the photovoltaic fixed bolster, mainly includes single-axis tracking photovoltaic support and biax tracking photovoltaic support, and single-axis tracking support is fit for low latitude area, and biax tracking photovoltaic support more is fit for high latitude area. The single-axis tracking photovoltaic support mainly comprises a support foundation, a stand column, a top supporting seat, a supporting frame and an angle control device, a photovoltaic cell panel can be installed on the supporting frame, the supporting frame is installed on the top supporting seat and can rotate in the east-west direction, the rotation of the supporting frame is driven by the angle control device, and the top supporting seat is installed on the stand column and is used for connecting the supporting frame and the stand column.
Disclosure of Invention
The invention aims to provide a single-axis tracking photovoltaic support, and aims to solve the problems of high cost, weak wind resistance, difficulty in installation, inconvenience in maintenance and the like of the support in the prior art.
The technical scheme of the invention is as follows:
a single-shaft tracking photovoltaic bracket comprises a bracket foundation, a stand column, a top supporting seat, a supporting frame and an angle control device, the supporting frame can be provided with a photovoltaic cell panel, the supporting frame is arranged on the top supporting seat, has a fixed inclination angle in the north-south direction and can rotate in the east-west direction, the rotation of the supporting device is driven by an angle control device, the top supporting seat is arranged on the upright post and is used for connecting the supporting frame with the upright post, the angle control device comprises a driving wheel fixedly connected on the supporting frame, a plurality of driving wheels arranged on the upright post, a plurality of driving ropes surrounding the driving wheel and the plurality of driving wheels, and a driving rod arranged on the upright post, the motion output end of the driving rod is fixedly connected with the driving rope, the driving rod drives the driving rope to reciprocate, thereby a plurality of drive rope drive wheel are rotatory to drive the support frame and realize the rotation of east-west direction.
The driving rod comprises a motor, a speed reducer, a screw rod nut and a driving rod shell used for sealing and fixing the driving rod, a plurality of guide grooves are formed in the driving rod shell, the guide grooves prevent the screw rod nut from rotating and ensure that the screw rod nut only does linear reciprocating motion, the motor is connected with the screw rod after passing through the speed reducer, the screw rod drives the screw rod nut to do reciprocating motion, the screw rod nut is fixedly connected with a driving rope, and the screw rod nut drives the driving rope to do reciprocating motion.
The periphery of the stand column is provided with a plurality of stand column pull ropes, one ends of the stand column pull ropes are fixed to the periphery of the upper end of the stand column, and the other ends of the stand column pull ropes are connected to the periphery of the support foundation, so that the wind resistance of the stand column is improved.
The supporting frame comprises a main beam, a plurality of main pull ropes are arranged on the periphery of the main beam, one end of each main beam pull rod is fixed on a protruding structure in the middle of the main beam, and the other end of each main beam pull rod is fixed at the position of the opposite tail end of the main beam so as to improve the supporting capacity of the main beam.
The top supporting seat comprises a plurality of movable joints connected with the main beam, the main beam can rotate in the east-west direction relative to the top supporting seat through the movable joints, and the joints are internally provided with shaft sleeves.
Wherein, the top supporting seat can adjust the inclination angle of the supporting frame in the north-south direction.
The driving rope is fixedly connected with the driving wheel to prevent slipping, and the driving rope surrounds the driving wheel for a plurality of circles to facilitate expansion of the angle adjusting range.
The driving rope is tightly connected with the driving wheel and the driving wheel through a plurality of guide wheels arranged on the upright post.
The driving wheel is provided with a plurality of grooves, and the driving wheel is provided with a plurality of grooves, so that a plurality of driving ropes can be conveniently installed.
The driving rope is a steel wire rope, and a tensioning device is arranged on the steel wire rope.
The invention has the following beneficial effects:
according to the single-shaft tracking photovoltaic support, the optimal inclination angle is realized in the north-south direction through a simple structure, the cost is greatly reduced and the installation and maintenance are convenient through a transmission system combining a soft rope and a screw rod in the east-west direction; the upright posts and the main beams are obliquely pulled through the steel wire ropes, so that the rigidity of the upright posts and the main beams is greatly improved, the wind resistance of the upright posts and the main beams is improved, a large-scale high-cantilever tracking support is favorably manufactured, the steel consumption is greatly reduced, and the cost is reduced. The structure greatly expands the photovoltaic application range, and can be used in plains, mountains, irregular wastelands, beaches, fish ponds, photo-agriculture complementary scenes and the like.
Drawings
FIG. 1 is a schematic structural view of a single-axis tracking photovoltaic support according to the present invention;
FIG. 2 is a left side view of a single axis tracking photovoltaic mount of the present invention;
FIG. 3 is a structural representation of the top support base and main beam mounting location of a single axis tracking photovoltaic mount of the present invention;
the reference numbers in the figures denote:
1-a scaffold base; 2-upright post; 3-a top support base; 4-a support frame; 5-an angle control device; 51-a drive wheel; 52-a transmission wheel; 53-a drive rope; 54-a drive rod; 541-a motor; 542-a reducer; 543-a screw rod; 544-feed screw nut; 545-a drive rod housing; 546-a guide groove; 55-a guide wheel; 6-upright pull rope; 7-a main beam; 71-a projection configuration; 8-main beam pull rod; 9-a movable joint; 10-shaft sleeve.
Detailed Description
The invention is described in detail below with reference to the figures and the specific embodiments.
Referring to fig. 1 to 3, a single-axis tracking photovoltaic support comprises a support base 1, an upright post 2, a top support base 3, a support frame 4 and an angle control device 5, wherein a photovoltaic cell panel can be installed on the support frame 4, the support frame 4 is installed on the top support base 3 and has a fixed inclination angle in the north-south direction, the fixed inclination angle θ is determined by the latitude of the region where the application is located, and can rotate in the east-west direction at the same time, the rotation of the fixed inclination angle is driven by the angle control device 5, the top support base 3 is installed on the upright post 2 and is used for connecting the support frame 4 with the upright post 2, the angle control device 5 comprises a driving wheel 51 fixedly connected to the support frame 4, a plurality of driving wheels 52 installed on the upright post 2, a plurality of driving ropes 53 surrounding the driving wheel 51 and the plurality of driving wheels 52, and a driving rod 54 installed on the upright post 2, the movement output end of the driving rod 54 is fixedly connected with the driving rope 53, the driving rod 54 drives the driving rope 53 to reciprocate, and the driving ropes 53 drive the driving wheel 51 to rotate so as to drive the support frame 4 to rotate in the east-west direction.
Further, the driving rod 54 includes a motor 541, a speed reducer 542, a lead screw 543, a lead screw nut 544 and a driving rod housing 545 for sealing and fixing the driving rod 54, the driving rod housing 545 is provided with a plurality of guide grooves 546, the guide grooves 546 prevent the lead screw nut 544 from rotating and ensure that the lead screw nut 544 only makes a linear reciprocating motion, the motor 541 passes through the speed reducer 542 and then is connected with the lead screw 543, the lead screw 543 rotates to drive the lead screw nut 544 to reciprocate, the lead screw nut 544 is fixedly connected with the driving rope 53, and the lead screw nut 544 reciprocates to drive the driving rope 53 to reciprocate.
Further, 2 peripheries of stand are provided with a plurality of stand stay cords 6, 6 one end of stand stay cord are fixed around the upper end of stand 2, and the other end is connected to support basis 1 all around, promotes 2 anti-wind ability of stand.
Further, the support frame 4 includes a main beam 7, a plurality of main beam pull rods 8 are arranged around the main beam 7, one end of each main beam pull rod 8 is fixed on the protruding structure 71 in the middle of the main beam 7, and the other end of each main beam pull rod 8 is fixed at the position of the opposite end of the main beam 7, so as to improve the support capability of the main beam 7.
Further, referring to fig. 3, the top supporting seat 3 includes a plurality of movable joints 9 connected with the main beam 7, the main beam 7 can rotate in the east-west direction of the top supporting seat 3 relative to the movable joints 9, the joint contains a shaft sleeve 10, specifically, the two sides of the supporting seat 3 are provided with a plurality of U-shaped holes, and the movable joints 9 are installed in the U-shaped holes.
Furthermore, the top supporting seat 3 can adjust the inclination angle of the supporting frame 4 in the north-south direction.
Furthermore, the driving rope 53 is fixedly connected with the driving wheel 51 to prevent slipping, and the driving rope 53 surrounds the driving wheel 51 for a plurality of circles, which is beneficial to expanding the angle adjusting range.
Furthermore, the driving rope 53 is tightly connected with the driving wheel 51 and the driving wheel 52 through a plurality of guide wheels 55 arranged on the upright post 2.
Furthermore, a plurality of grooves are formed in the driving wheel 51, and a plurality of grooves are formed in the driving wheel 52, so that a plurality of driving ropes 53 can be conveniently installed.
Further, the driving rope 53 is a steel wire rope, and a tensioning device is arranged on the steel wire rope.
In the description of the present invention, it is to be understood that the terms "above", "below", "left", "right", "lower", "inner", "upper", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "hinged," "fixed," and the like are to be construed broadly, e.g., as meaning fixedly attached, detachably attached, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the terms in the invention is understood by those skilled in the art according to specific situations.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A single-shaft tracking photovoltaic support comprises a support base (1), a stand column (2), a top supporting seat (3), a supporting frame (4) and an angle control device (5), wherein a photovoltaic cell panel can be installed on the supporting frame (4), the single-shaft tracking photovoltaic support is characterized in that the supporting frame (4) is installed on the top supporting seat (3) and has a fixed inclination angle in the north-south direction, and can rotate in the east-west direction and is driven by the angle control device (5), the top supporting seat (3) is installed on the stand column (2) and is used for connecting the supporting frame (4) with the stand column (2), the angle control device (5) comprises a driving wheel (51) fixedly connected on the supporting frame (4), a plurality of driving wheels (52) installed on the stand column (2), a plurality of driving ropes (53) surrounding the driving wheel (51) and the plurality of driving wheels (52), and a driving rod (54) installed on the stand column (2), the motion output end of the driving rod (54) is fixedly connected with the driving rope (53), the driving rod (54) drives the driving rope (53) to reciprocate, and the driving ropes (53) drive the driving wheel (51) to rotate so as to drive the support frame (4) to rotate in the east-west direction.
2. The photovoltaic bracket of claim 1, wherein the driving rod (54) comprises a motor (541), a speed reducer (542), a lead screw (543), a lead screw nut (544) and a driving rod housing (545) for sealing and fixing the driving rod (54), the driving rod housing (545) is provided with a plurality of guide grooves (546), the guide grooves (546) prevent the lead screw nut (544) from rotating and ensure that the lead screw nut (544) only makes a linear reciprocating motion, the motor (541) passes through the speed reducer (542) and then is connected with the lead screw (543), the lead screw (543) rotationally drives the lead screw nut (544) to make a reciprocating motion, the lead screw nut (544) is fixedly connected with the driving rope (53), and the lead screw nut (544) makes a reciprocating motion to drive the driving rope (53) to make a reciprocating motion.
3. The single-axis tracking photovoltaic bracket as recited in claim 1, characterized in that a plurality of vertical column pull ropes (6) are arranged around the vertical column (2), one end of each vertical column pull rope (6) is fixed around the upper end of the vertical column (2), and the other end of each vertical column pull rope is connected to the periphery of the bracket foundation (1), so that the wind resistance of the vertical column (2) is improved.
4. The photovoltaic rack of claim 1, wherein the support frame (4) comprises a main beam (7), a plurality of main beam pull rods (8) are arranged around the main beam (7), one end of each main beam pull rod (8) is fixed on a protruding structure (71) in the middle of the main beam (7), and the other end of each main beam pull rod (8) is fixed at the position of the opposite end of the main beam (7) so as to improve the supporting capability of the main beam (7).
5. The photovoltaic rack of claim 1, wherein the top support base (3) comprises a plurality of movable joints (9) connected to the main beam (7), the main beam (7) can rotate in east-west direction relative to the top support base (3) through the movable joints (9), and the movable joints are provided with bushings (10).
6. The photovoltaic rack of claim 1, wherein the top support base (3) can adjust the angle of inclination of the support frame (4) in the north-south direction.
7. The photovoltaic rack of claim 1, wherein the driving rope (53) is fixedly connected to the driving wheel (51) to prevent slipping, and the driving rope (53) surrounds the driving wheel (51) for several turns to facilitate an increase of the angle adjustment range.
8. A single-axis tracking photovoltaic support according to claim 1, characterized in that the drive rope (53) is also tightly connected to the drive wheel (51) and the transmission wheel (52) by means of guide wheels (55) mounted on the column (2).
9. The photovoltaic rack of claim 1, wherein the driving wheel (51) has a plurality of grooves, and the driving wheel (52) has a plurality of grooves, so that a plurality of driving ropes (53) can be conveniently installed.
10. The photovoltaic rack of claim 1, characterized in that the drive rope (53) is a steel rope with a tension device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111094312.XA CN113852333A (en) | 2021-09-17 | 2021-09-17 | Single-axis tracking photovoltaic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111094312.XA CN113852333A (en) | 2021-09-17 | 2021-09-17 | Single-axis tracking photovoltaic support |
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| Publication Number | Publication Date |
|---|---|
| CN113852333A true CN113852333A (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111094312.XA Pending CN113852333A (en) | 2021-09-17 | 2021-09-17 | Single-axis tracking photovoltaic support |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201363930Y (en) * | 2009-02-06 | 2009-12-16 | 丁建东 | Threaded-rod self-locking solar energy sun following device |
| CN203708180U (en) * | 2014-01-30 | 2014-07-09 | 浙江同景科技有限公司 | Improved single-axis photovoltaic tracking subsystem |
-
2021
- 2021-09-17 CN CN202111094312.XA patent/CN113852333A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201363930Y (en) * | 2009-02-06 | 2009-12-16 | 丁建东 | Threaded-rod self-locking solar energy sun following device |
| CN203708180U (en) * | 2014-01-30 | 2014-07-09 | 浙江同景科技有限公司 | Improved single-axis photovoltaic tracking subsystem |
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