CN111835272A - Self-locking speed-reducing support bearing for photovoltaic support - Google Patents
Self-locking speed-reducing support bearing for photovoltaic support Download PDFInfo
- Publication number
- CN111835272A CN111835272A CN202010769814.7A CN202010769814A CN111835272A CN 111835272 A CN111835272 A CN 111835272A CN 202010769814 A CN202010769814 A CN 202010769814A CN 111835272 A CN111835272 A CN 111835272A
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- China
- Prior art keywords
- input shaft
- driven gear
- self
- mounting plate
- photovoltaic
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003638 chemical reducing agent Substances 0.000 abstract description 14
- 238000009434 installation Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000001066 destructive effect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000013016 damping Methods 0.000 description 5
- 238000010248 power generation Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Images
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
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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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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- 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
- H02S40/10—Cleaning arrangements
- H02S40/12—Means for removing snow
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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 provides a self-locking speed-reducing support bearing for a photovoltaic support, which has the characteristics of self-locking and speed reduction, wherein the self-locking characteristic is that the whole large-scale single-shaft automatic tracking photovoltaic support is locked when strong wind is encountered, the resonance phenomenon with large destructive power is eliminated, the photovoltaic support is protected, the speed reduction characteristic can be used for supporting and rotating the photovoltaic support without a long and heavy rotating beam, the photovoltaic support can be easily installed and operated without accurate coaxial installation, the foundation settlement photovoltaic support can still operate, the operation reliability is improved, the speed reduction characteristic can be used for driving the large-scale single-shaft automatic tracking photovoltaic support by using a small speed reducer and a motor, the manufacturing cost of the photovoltaic support and the power consumption of the motor are reduced, and the self-locking speed-reducing.
Description
Technical Field
The invention relates to a supporting and rotating bearing for a large single-shaft automatic tracking photovoltaic bracket, belongs to the field of photovoltaic power generation and solar thermal power generation application for automatically tracking the sun, and particularly relates to a large single-shaft automatic tracking photovoltaic bracket needing to be supported and rotated and equipment for supporting and rotating a reflector in an automatic tracking solar thermal power generation device.
Background
At present, a common single large-scale single-body automatic tracking photovoltaic support adopts a long and thick rotating beam to load a plurality of photovoltaic components, the long and thick rotating beam penetrates through a plurality of bearings, the bearings are arranged on a plurality of stand columns which stand on the ground, the rotating beam is connected with a speed reducer and a motor, the speed reducer and the motor drive the rotating beam to rotate, and the rotation of the rotating beam drives the photovoltaic components arranged on the rotating beam to rotate to track the sun. When a large wind is encountered, a large number of photovoltaic modules generate large torque to a rotating beam to cause the rotating beam to generate resonance along with the wind and damage a speed reducer and an entire bracket, the method for solving the problem at present is to add damping rods on the rotating beam, the damping rods have large resistance and can not be added, the damping rods are generally arranged at two ends of the rotating beam, the rotating beam of the large-scale single-shaft automatic tracking bracket is very long, the phenomenon that the speed reducer and the entire bracket are damaged by the resonance generated when the large wind is encountered can not be eliminated by adding the damping rods, the damping rods can limit the rotating angle of the tracking bracket, the photovoltaic modules can accumulate snow in winter to reduce the generated energy, in addition, the speed reducer directly drives the rotating long rotating beam to rotate and needs large torque, the large-scale speed reducer is needed to drive, the cost is increased, and the construction difficulty is increased because bearings on a plurality of stand columns for supporting the rotating beam are required to be accurate and coaxial during, when the foundation of the stand column subsides for a long time, the rotating beams are blocked and do not rotate to influence power generation due to the fact that the plurality of bearings on the stand columns are not concentric.
Disclosure of Invention
In order to eliminate the resonance failure phenomenon of a single large-scale single-shaft automatic tracking photovoltaic support when the single large-scale single-shaft automatic tracking photovoltaic support meets strong wind, reduce the construction difficulty of the large-scale single-shaft automatic tracking photovoltaic support and improve the operation reliability of the large-scale single-shaft automatic tracking photovoltaic support, the self-locking speed reduction support bearing for the photovoltaic support has the characteristics of self-locking and speed reduction, the large-scale single-shaft automatic tracking photovoltaic support adopting the self-locking speed reduction support bearing for the photovoltaic support can be integrally self-locked when the large-scale single-shaft automatic tracking photovoltaic support does not rotate, the large-scale single-shaft automatic tracking photovoltaic support is integrally locked when the large-scale single-shaft automatic tracking photovoltaic support meets the strong wind, the resonance phenomenon with destructive power is eliminated, because the speed reduction characteristic of the self-locking speed reduction support bearing for the photovoltaic support can not adopt a long and heavy rotating, the self-locking speed reduction support bearing for the photovoltaic support can reduce the driving force of the speed reducer and the motor due to the speed reduction characteristic, so that the large single-shaft automatic tracking photovoltaic support can be driven to run by the small speed reducer and the motor, and the manufacturing cost and the power consumption of the motor are reduced.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention discloses a self-locking speed-reducing support bearing for a photovoltaic support, which comprises an input shaft, a gear on the input shaft, a driven gear shaft, an inner gear ring, a driven gear mounting plate fixing bearing, an input shaft fixing bearing, a bowl-shaped shell, an output shaft and a base. The gear on the input shaft is fixed on the input shaft, several driven gears are connected on several driven gear shafts and can be rotated, several driven gear shafts are distributed and fixed on driven gear mounting plates, the outer edge of the driven gear mounting plate is connected with driven gear mounting plate fixing bearings, the middle part of the driven gear mounting plate is connected with input shaft fixing bearings and the driven gear mounting plate can be rotated, the driven gear mounting plate fixing bearings are fixed on the outer brim of the bowl-shaped shell to make the driven gear mounting plate not be moved, one input shaft fixing bearing is fixed on the middle part of the driven gear mounting plate, another input shaft fixing bearing is fixed on the middle part of the bowl-shaped shell, two ends of the input shaft pass through two input shaft fixing bearings, one end of the two input shaft fixing bearings is positioned on the outer side of the bowl-shaped shell, and the other end of the two input shaft fixing, the input shaft and the gears on the input shaft can rotate but cannot move, an inner gear ring is fixed inside the outer brim of the bowl-shaped shell, the output shaft is tubular, the output shaft is fixed on the driven gear mounting plate and positioned on the outer side of the middle part of the bowl-shaped shell, the base is fixed on the bowl-shaped shell, the gears on the input shaft, a plurality of driven gears and the inner gear ring are mutually meshed, the input shaft rotates to drive the gears on the input shaft to rotate, the gears on the input shaft rotate to drive a plurality of driven gears to rotate, the driven gears are rotated through the inner gear ring to drive the driven gear mounting plate to rotate, and the driven gear mounting plate rotates to drive the output shaft to. The diameter of the inner gear ring is larger than that of the gear on the input shaft, so that the rotating speed of the output shaft is lower than that of the input shaft, namely the speed is reduced and the output torque is improved.
The invention has the beneficial effects that: in the large-scale single-shaft automatic tracking photovoltaic support, the photovoltaic support is supported by the self-locking speed-reducing supporting bearing for the photovoltaic support, and the photovoltaic support and the photovoltaic module are supported by the self-locking speed-reducing supporting bearing for the photovoltaic support. Due to the speed reduction effect of the self-locking speed reduction supporting bearing for the photovoltaic bracket, the driving force of the output shaft is improved, so that the large single-shaft automatic tracking photovoltaic module bracket can bear more photovoltaic modules, and the manufacturing cost of the large photovoltaic bracket is reduced. And the self-locking speed reduction support bearing for the photovoltaic bracket can reduce the speed, so that the input rotating moment of the input shaft is reduced, the light-weight transmission rod can be used for synchronous transmission and the small speed reducer and the motor can be used for driving, the material weight is reduced, the price of driving equipment is reduced, and the manufacturing cost of the large single-shaft photovoltaic bracket is reduced. The bearing and the rotation of the large-scale single-shaft automatic tracking photovoltaic support adopting the self-locking speed-reducing support bearing for the photovoltaic support are separated, the precise coaxial installation is not needed during the installation, and no heavy single piece is needed, so the installation difficulty is reduced, the construction progress is improved, and the construction cost is reduced. In addition, the rotation angle of the large single-shaft automatic tracking photovoltaic support adopting the self-locking speed-reducing support bearing for the photovoltaic support is close to 180 degrees, so that the generated energy can be improved, and the photovoltaic support can slide and float snow to prevent the accumulated snow of the photovoltaic assembly from reducing the snow pressure in winter.
Drawings
The invention is further described below with reference to the accompanying drawings.
Fig. 1 is a structural diagram of a self-locking deceleration support bearing for a photovoltaic bracket according to the invention.
Fig. 2 is a sectional side view of the self-locking deceleration support bearing for a photovoltaic bracket of the invention from the direction of a shown in fig. 1.
Fig. 3 is a schematic diagram of a large-scale single-shaft automatic tracking photovoltaic support adopting the self-locking deceleration support bearing for the photovoltaic support.
Fig. 4 is a schematic side view of the position of a self-locking deceleration support bearing for a photovoltaic support installed on a large-scale single-shaft automatic tracking photovoltaic support and fig. 3.
Fig. 5 is a schematic diagram of a large-scale single-shaft automatic tracking photovoltaic support adopting the self-locking deceleration support bearing for the photovoltaic support, which is disclosed by the invention, rotating to a certain angle.
In the drawings: 1. the photovoltaic support is characterized by comprising an input shaft, 2 a gear on the input shaft, 3 a driven gear, 4 a driven gear shaft, 5 an inner gear ring, 6 a driven gear mounting plate, 7 a driven gear mounting plate fixing bearing, 8 an input shaft fixing bearing, 9 a bowl-shaped shell, 10 an output shaft, 11 a base, 12 a self-locking speed reduction supporting bearing assembly for the photovoltaic support, 13 a universal joint, 14 a transmission shaft, 15 a motor, 16 a speed reducer, 17 a photovoltaic assembly, 18 a photovoltaic assembly supporting frame, 19 an upright post, 20 a foundation and 21 a ground.
Detailed Description
In fig. 1, in a structure diagram of a self-locking speed-reducing support bearing for a photovoltaic bracket according to the present invention, a gear 2 on an input shaft is fixed on the input shaft 1, a plurality of driven gears 3 are connected to a plurality of driven gear shafts 4 and can rotate, a plurality of driven gear shafts 4 are distributed and fixed on a driven gear mounting plate 6, an outer edge of the driven gear mounting plate 6 is connected with a driven gear mounting plate fixing bearing 7, a middle portion of the driven gear mounting plate 6 is connected with an input shaft fixing bearing 8 and can rotate, the driven gear mounting plate fixing bearing 7 is fixed on an outer edge of a bowl-shaped housing 9 so that the driven gear mounting plate 6 cannot move, one input shaft fixing bearing 8 is fixed in the middle portion of the driven gear mounting plate 6, the other input shaft fixing bearing 8 is fixed in the middle portion of the housing bowl-shaped housing 9, two ends of the input shaft 1 pass through the two input shaft fixing bearings 8, the gear 2 on the, the input shaft 1 and the gear 2 on the input shaft can rotate but cannot move, an inner gear ring 5 is fixed inside an outer edge of the bowl-shaped shell 9, the output shaft 10 is fixed on one side, located outside the bowl-shaped shell 9, of the middle of the driven gear mounting plate 6, the base 11 is fixed on the bowl-shaped shell 9, the gear 2 on the input shaft, the driven gears 3 and the inner gear ring 5 are meshed with each other, the input shaft 1 rotates to drive the gear 2 on the input shaft to rotate, the gear 2 on the input shaft rotates to drive the driven gears 3 to rotate, the driven gear 3 rotates to drive the driven gear mounting plate 6 to rotate through the inner gear ring 5, and the driven gear mounting plate 6 rotates to drive the output shaft 10 to.
In the cross-sectional side view of fig. 2, which is taken from the direction of a in fig. 1, of a self-locking speed-reducing support bearing for a photovoltaic bracket of the present invention, it is further described that a plurality of driven gears 3 are connected to driven gear shafts 4 to be rotatable, the plurality of driven gear shafts 4 are distributed and fixed on a driven gear mounting plate 6, a gear 2 on an input shaft is fixed on the input shaft 1, an inner gear ring 5 is fixed in the outer edge of a bowl-shaped housing 9, a base 11 is fixed on the bowl-shaped housing 9, the gear 2, the driven gear 3 and the inner gear ring 5 on the input shaft are engaged with each other, the input shaft 1 rotates to drive the gear 2 on the input shaft to rotate, the gear 2 on the input shaft rotates to drive the plurality of driven gears 3 to rotate, the plurality of driven gears 3 rotate to stir the driven gear mounting plate 6 through the inner gear ring 5, when the driven gear mounting plate 6 is rotated, the rotation amounts, the driven gear mounting plate 6 is prevented from rotating.
In fig. 3, a schematic diagram of a large-scale single-shaft automatic tracking photovoltaic support adopting the self-locking deceleration support bearing for the photovoltaic support of the invention is shown, a plurality of upright columns 19 are arranged in a row at certain intervals and fixed on the ground 21 through a foundation 20, the upper end of each upright column 19 is fixed with the self-locking deceleration support bearing assembly 12 for the photovoltaic support of the invention, a plurality of photovoltaic modules 17 are fixed on a photovoltaic module support frame 18, the photovoltaic module support frame 18 is fixed on an output shaft 10 of each self-locking deceleration support bearing assembly 12 for the photovoltaic support of the invention, two ends of an input shaft 1 of each self-locking deceleration support bearing assembly 12 for the photovoltaic support of the invention are connected through a universal joint 13 by a transmission shaft 14, a motor 15 and a speed reducer 16 are fixed on one upright column 19, one end of an output shaft of the speed reducer 16 is connected with the transmission shaft 14, and the other end is connected with one end of the input shaft 1 of the self, the rotation of the motor 15 and the speed reducer 16 drives the transmission shaft 14 to rotate, the transmission shaft 14 rotates to drive the input shaft 1 of the self-locking speed-reducing support bearing assembly 12 for the photovoltaic bracket, fixed at the upper end of each upright column 19, to synchronously rotate, the synchronous rotation of the input shaft 1 drives the output shaft 10 to synchronously rotate, and the synchronous rotation of the output shaft 10 drives the photovoltaic module support frame 18 and the photovoltaic modules 17 to rotate.
In fig. 4, the position of the self-locking deceleration support bearing for the photovoltaic support of the present invention mounted on the large-scale single-shaft automatic tracking photovoltaic support and the schematic side view of fig. 3, it is further described that the photovoltaic module 17 is fixed on the photovoltaic module support frame 18, the photovoltaic module support frame 18 is fixed on the output shaft 10 of the self-locking deceleration support bearing assembly 12 for the photovoltaic support of the present invention, the self-locking deceleration support bearing assembly 12 for the photovoltaic support of the present invention is fixed on the upper end of the upright column 19, and the upright column 19 is fixed on the ground 21 through the foundation 20.
In fig. 5, a schematic diagram of a large-scale single shaft automatic tracking photovoltaic bracket rotating to a certain angle by using the self-locking deceleration support bearing for a photovoltaic bracket of the present invention is illustrated, a state that the output shaft 10 of the self-locking deceleration support bearing assembly 12 for a photovoltaic bracket of the present invention drives the photovoltaic module support frame 18 and the photovoltaic module 17 to rotate to a certain angle is described, when the angle between the photovoltaic module support frame 18 and the photovoltaic module 17 and the ground is close to 90, snow drifting in winter can slide off the photovoltaic module 17 and can not accumulate snow, so that snow pressure is prevented from increasing the power generation capacity.
Claims (3)
1. A self-locking speed-reducing supporting bearing for a photovoltaic bracket comprises an input shaft, a gear on the input shaft, a driven gear shaft, an inner gear ring, a driven gear mounting plate fixing bearing, an input shaft fixing bearing, a bowl-shaped shell, an output shaft and a base, and is characterized in that the gear on the input shaft is fixed on the input shaft, the driven gear is connected on the driven gear shaft and can rotate, the driven gear shaft is fixed on the driven gear mounting plate, the driven gear mounting plate fixing bearing is connected outside the driven gear mounting plate, the input shaft fixing bearing is connected in the middle of the driven gear mounting plate, the driven gear mounting plate can rotate, the driven gear mounting plate fixing bearing is fixed on the outer brim of the bowl-shaped shell to prevent the driven gear mounting plate from moving, one input shaft fixing bearing, the other input shaft fixing bearing is fixed in the middle of the bowl-shaped shell of the shell, two ends of the input shaft penetrate through the two input shaft fixing bearings, a gear on the input shaft is positioned between the two input shaft fixing bearings and in the bowl-shaped shell, the input shaft and the gear on the input shaft can rotate and cannot move, an inner gear ring is fixed in the outer edge of the bowl-shaped shell, an output shaft is fixed on the driven gear mounting plate and positioned on the outer side of the middle of the bowl-shaped shell, and the base is fixed on the bowl-shaped shell.
2. The self-locking speed-reducing support bearing for the photovoltaic bracket as recited in claim 1, wherein the plurality of driven gears are connected to a plurality of driven gear shafts, and the plurality of driven gear shafts are distributed and fixed on the driven gear mounting plate.
3. The self-locking speed-reducing support bearing for the photovoltaic bracket as recited in claim 1, wherein the output shaft is hollow, the input shaft passes through the output shaft and the bowl-shaped housing, and both ends of the input shaft are outside the output shaft and the bowl-shaped housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010769814.7A CN111835272A (en) | 2020-07-29 | 2020-07-29 | Self-locking speed-reducing support bearing for photovoltaic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010769814.7A CN111835272A (en) | 2020-07-29 | 2020-07-29 | Self-locking speed-reducing support bearing for photovoltaic support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111835272A true CN111835272A (en) | 2020-10-27 |
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ID=72919777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010769814.7A Pending CN111835272A (en) | 2020-07-29 | 2020-07-29 | Self-locking speed-reducing support bearing for photovoltaic support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111835272A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112688627A (en) * | 2020-12-17 | 2021-04-20 | 江苏中信博新能源科技股份有限公司 | Photovoltaic support |
| CN116015190A (en) * | 2023-03-27 | 2023-04-25 | 江苏佳力得新材料科技有限公司 | Wind-photovoltaic-resistant bracket with angular speed locking device |
-
2020
- 2020-07-29 CN CN202010769814.7A patent/CN111835272A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112688627A (en) * | 2020-12-17 | 2021-04-20 | 江苏中信博新能源科技股份有限公司 | Photovoltaic support |
| CN116015190A (en) * | 2023-03-27 | 2023-04-25 | 江苏佳力得新材料科技有限公司 | Wind-photovoltaic-resistant bracket with angular speed locking device |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20201027 |
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| WD01 | Invention patent application deemed withdrawn after publication |