CN107830131B - Solar flexible transmission sun-following system - Google Patents
Solar flexible transmission sun-following system Download PDFInfo
- Publication number
- CN107830131B CN107830131B CN201711183340.2A CN201711183340A CN107830131B CN 107830131 B CN107830131 B CN 107830131B CN 201711183340 A CN201711183340 A CN 201711183340A CN 107830131 B CN107830131 B CN 107830131B
- Authority
- CN
- China
- Prior art keywords
- section
- driven wheel
- wire rope
- steel wire
- wheel
- Prior art date
- 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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Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 29
- 239000010959 steel Substances 0.000 claims abstract description 29
- 230000005484 gravity Effects 0.000 claims abstract description 23
- 238000005452 bending Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 9
- 230000002354 daily effect Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/04—Gearings for conveying rotary motion by endless flexible members with ropes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H7/10—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley
- F16H7/12—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley of an idle pulley
- F16H7/1209—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley of an idle pulley with vibration damping means
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0802—Actuators for final output members
- F16H2007/0808—Extension coil springs
-
- 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 relates to a solar flexible transmission sun-tracking system. The device comprises an eccentric structure, a tensioning device, a flexible steel wire rope transmission device and a supporting column, wherein the eccentric structure comprises an eccentric bent shaft, the eccentric bent shaft comprises a middle section, a mounting section and a fixing section, a battery plate is arranged on the mounting section, the gravity centers of the mounting section and the battery plate are flush with the gravity centers of the middle section, the mounting section is positioned at two sides of the middle section, the fixing section is respectively positioned at the outer sides of the two mounting sections, the fixing section is in transitional connection with the mounting section through the bent plate, and the gravity center of the fixing section is flush with the gravity center of the middle section; the flexible steel wire rope transmission device comprises a flexible steel wire rope, a driving wheel, a first driven wheel and a second driven wheel; the tensioning device comprises a tensioning wheel, a D-shaped buckle, a spring and a flying ring screw. The solar flexible transmission sun-following system is suitable for complex terrains, has small moment of inertia and rotation load, high system stability and convenient maintenance.
Description
Technical Field
The invention relates to a solar flexible transmission sun-tracking system, and belongs to the solar photovoltaic power generation industry.
Background
The traditional daily system multi-purpose universal joint is used for transmission, and the universal joint is widely applied to flat terrain. Because of the limitation of the transmission direction of the universal joint, the installation of a tracking system using the universal joint transmission on hillside terrains is difficult, and when the intersection angle of two shafts of the universal joint is large due to the hillside terrains, the non-constant speed of the universal joint transmission can be generated, so that a driven shaft and a transmission part connected with the driven shaft generate torsional vibration, and the service life of the part is influenced.
The rotating shaft and the battery plate of the existing sun-by-day system are arranged on the rotating shaft, and the rotating shaft is straight, so that the gravity centers of the rotating shaft and the battery plate are located above the central line of the rotating shaft, and when the rotating shaft drives the battery plate to rotate, the rotating inertia and the rotating load are large, and the system stability is poor.
Disclosure of Invention
The invention aims to overcome the defects and provides a solar flexible transmission sun-following system.
The purpose of the invention is realized in the following way:
a solar flexible transmission sun-following system is characterized in that: the eccentric structure comprises an eccentric bent shaft, the eccentric bent shaft comprises a middle section, a mounting section and a fixing section, a battery plate is arranged on the mounting section, the gravity centers of the mounting section and the battery plate are flush with the gravity center of the middle section, the mounting section is positioned at two sides of the middle section, the mounting section and the middle section are in transitional connection through the bent plate, the fixing section is respectively positioned at the outer sides of the two mounting sections, the fixing section and the mounting section are in transitional connection through the bent plate, and the gravity center of the fixing section is flush with the gravity center of the middle section; the flexible steel wire rope transmission device comprises a flexible steel wire rope, a driving wheel, a first driven wheel and a second driven wheel, wherein the driving wheel is connected with the first driven wheel through the flexible steel wire rope, the first driven wheel is connected with the second driven wheel through the flexible steel wire rope, and the driving wheel, the first driven wheel and the second driven wheel respectively drive corresponding eccentric bent shafts to rotate; the tensioning device comprises a tensioning wheel, a D-shaped buckle, a spring and a lifting screw, wherein the screw end of the lifting screw is arranged on a supporting column, the nut end of the lifting screw is connected with one end of the spring, the other end of the spring is connected with one end of the D-shaped buckle, the other end of the D-shaped buckle is hinged with a shaft of the tensioning wheel, and a groove of the tensioning wheel is formed in a flexible steel wire rope.
The invention relates to a solar flexible transmission sun-tracking system, wherein the section of an eccentric bent shaft is square.
The invention relates to a solar flexible transmission sun-tracking system, wherein the gravity center of a bending plate is flush with the gravity center of a middle section.
The invention relates to a solar flexible transmission sun-tracking system, wherein the outer end of a fixed section of the solar flexible transmission sun-tracking system is connected with a rotating seat arranged at the top of a supporting column, the rotating seat comprises a rotating block and a hoop, the rotating block comprises an upper block and a lower block which are oppositely arranged, grooves are formed in the middle parts of the upper block and the lower block, the opening shape formed by the two grooves corresponds to the section of an eccentric bent shaft, a bearing is arranged outside the rotating block, and the bearing is locked through the hoop.
The invention relates to a solar flexible transmission sun-tracking system, wherein a spring is a tension spring.
Compared with the prior art, the invention has the beneficial effects that:
(1) the eccentric bent axle comprises a middle section, a mounting section and a fixing section, wherein the mounting section is provided with the battery plate, and the sections are connected through the bent plate, so that the gravity centers of the eccentric bent axle and the battery plate are overlapped with the rotation gravity center of the eccentric bent axle, and the eccentric bent axle can reduce the moment of inertia, lighten the rotation load and increase the stability of the solar sun-by-sun system when rotating.
(2) The grooves of the tensioning wheel are arranged on the steel wire rope, so that the tension of the steel wire rope is ensured under the tension of the spring, and after the tensioning wheel is used for a long time, the friction force among the steel wire rope, the driving wheel, the first driven wheel and the second driven wheel is not reduced, so that the driving wheel, the first driven wheel and the second driven wheel continuously keep synchronously rotating, and the daily effect is ensured.
(3) The invention has no welding parts, and the structural parts such as the speed reducer, the eccentric shaft, the upright post and the like are independently arranged and are connected through the connecting parts, the nuts and the bolts, so that the invention has the advantages of convenient installation, detachability and easy maintenance.
Drawings
Fig. 1 is a schematic diagram of a solar flexible transmission sun-following system according to the present invention.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a schematic view of the tensioner of the present invention.
Fig. 4 is a schematic view of an eccentric structure of the present invention.
FIG. 5 is a side view of the swivel mount of FIG. 4
In the figure:
the eccentric bent axle (1) is provided with a plurality of eccentric bent axles (1),
the middle section of the tube is 1.1,
the mounting section 1.2 is provided with a mounting hole,
the fixing section 1.3 is provided with a plurality of fixing holes,
the tension means 2 are arranged such that,
the tension wheel 2.1 is provided with a tension wheel,
the D-shaped buckle 2.2 is arranged on the bottom of the shell,
the spring 2.3 is arranged to be in contact with the spring,
a ring screw 2.4 which is arranged on the base,
the flexible steel wire rope 3 is provided with a plurality of wires,
the driving wheel 4 is provided with a driving wheel,
the first driven wheel (5) is provided with a first driving wheel,
a second driven wheel 6 is provided which is arranged to be coupled to the first driven wheel,
the rotating block 7.1 is rotated in such a way that,
the upper block 7.1.1 of the upper block,
the lower block 7.1.2,
the anchor ear is 7.2 of the anchor ear,
the support column 8 is provided with a plurality of support holes,
and a battery panel 9.
Description of the embodiments
Referring to fig. 1-5, the present invention relates to a solar flexible drive sun system comprising an eccentric structure, a tensioning device, a flexible wire rope drive and a support column 8.
The eccentric structure includes eccentric bent axle 1, eccentric bent axle 1 includes middle section 1.1, installation section 1.2 and fixed section 1.3, be provided with panel 9 on the installation section 1.2, the focus of installation section 1.2 and panel 9 flushes with the focus of middle section 1.1, installation section 1.2 is located middle section 1.1 both sides, installation section 1.2 and middle section 1.1 pass through bent plate transitional coupling, fixed section 1.3 is located the outside of two installation sections 1.2 respectively, fixed section 1.3 passes through bent plate transitional coupling with installation section 1.2, the focus of fixed section 1.3 flushes with the focus of middle section 1.1.
Wherein the section of the eccentric bent shaft 1 is square; the center of gravity of the bending plate is flush with the center of gravity of the middle section 1.1.
The outer end of fixed section 1.3 is connected with the roating seat that sets up at support column 8 top, and the roating seat includes rotatory piece 7.1 and staple bolt 7.2, and rotatory piece 7.1 is including the last piece 7.1.1 and the lower piece 7.1.2 of relative placement, and go up piece 7.1.1 and lower piece 7.1.2 middle part and open flutedly, and the opening shape that two recesses formed corresponds with eccentric bent axle 1's cross-section, is equipped with the bearing outward in rotatory piece 7.1, and the bearing passes through staple bolt 7.2 locking.
The rotating block 7.1 is made of high molecular nylon material, has the function of self lubrication and is maintenance-free.
The flexible steel wire rope transmission device comprises a flexible steel wire rope 3, a driving wheel 4, a first driven wheel 5 and a second driven wheel 6, wherein the driving wheel 4 is connected with the first driven wheel 5 through the flexible steel wire rope 3, the first driven wheel 5 is connected with the second driven wheel 6 through the flexible steel wire rope 3, the driving wheel 4 is driven by a motor, the driving wheel 4, the first driven wheel 5 and the second driven wheel 6 respectively drive the corresponding eccentric bent shafts 1 to rotate, and the eccentric bent shafts 1 drive the battery plates 9 arranged on the eccentric bent shafts to rotate, so that daily use is realized.
The tensioning device comprises a tensioning wheel 2.1, a D-shaped buckle 2.2, a spring 2.3 and a lifting screw 2.4, wherein the screw end of the lifting screw 2.4 is arranged on a supporting column 8, the nut end of the lifting screw 2.4 is connected with one end of the spring 2.3, the other end of the spring 2.3 is connected with one end of the D-shaped buckle 2.2, the other end of the D-shaped buckle 2.2 is hinged with a shaft of the tensioning wheel 2.1, and a groove of the tensioning wheel 2.1 is formed in a flexible steel wire rope 3.
Wherein, spring 2.3 is the extension spring.
Working principle:
according to the solar flexible transmission sun-tracking system, the driving motor drives the driving wheel 4 to rotate, and the driving wheel 4 drives the first driven wheel 5 and the second driven wheel 6 to synchronously rotate through the transmission of the steel wire rope 3. Because the flexible steel wire rope 3 is used, after the flexible steel wire rope 3 is used for a long time, the friction force between the flexible steel wire rope 3 and the driving wheel 4, the first driven wheel 5 and the second driven wheel 6 can be reduced; according to the invention, the flexible steel wire rope 3 is clamped in the groove of the tensioning wheel 2.1 by using the tensioning device, the tension of the flexible steel wire rope 3 is ensured under the tension of the spring 2.3, and after the tensioning device is used for a long time, the friction force between the flexible steel wire rope 3 and the driving wheel 4, the first driven wheel 5 and the second driven wheel 6 is not reduced, so that the driving wheel 4, the first driven wheel 5 and the second driven wheel 6 continuously rotate synchronously, and the daily effect is ensured.
The eccentric bent shaft 1 comprises a middle section 1.1, a mounting section 1.2 and a fixing section 1.3, wherein the mounting section 1.2 is provided with the battery plate 2, and the sections are connected through the bent plate, so that the gravity centers of the eccentric bent shaft 1 and the battery plate 2 are overlapped with the rotation gravity center of the eccentric bent shaft 1, and when the eccentric bent shaft 1 rotates, the rotation inertia can be reduced, the rotation load can be lightened, and the stability of a solar sun-by-sun system can be improved.
Claims (5)
1. A solar flexible transmission sun-following system is characterized in that: the eccentric structure comprises an eccentric bent shaft, the eccentric bent shaft comprises a middle section, a mounting section and a fixing section, a battery plate is arranged on the mounting section, the gravity centers of the mounting section and the battery plate are flush with the gravity center of the middle section, the mounting section is positioned at two sides of the middle section, the mounting section and the middle section are in transitional connection through the bent plate, the fixing section is respectively positioned at the outer sides of the two mounting sections, the fixing section and the mounting section are in transitional connection through the bent plate, and the gravity center of the fixing section is flush with the gravity center of the middle section; the flexible steel wire rope transmission device comprises a flexible steel wire rope, a driving wheel, a first driven wheel and a second driven wheel, wherein the driving wheel is connected with the first driven wheel through the flexible steel wire rope, the first driven wheel is connected with the second driven wheel through the flexible steel wire rope, and the driving wheel, the first driven wheel and the second driven wheel respectively drive corresponding eccentric bent shafts to rotate; the tensioning device comprises a tensioning wheel, a D-shaped buckle, a spring and a lifting screw, wherein the screw end of the lifting screw is arranged on a supporting column, the nut end of the lifting screw is connected with one end of the spring, the other end of the spring is connected with one end of the D-shaped buckle, the other end of the D-shaped buckle is hinged with a shaft of the tensioning wheel, and a groove of the tensioning wheel is formed in a flexible steel wire rope.
2. A solar flexible drive sun-following system according to claim 1, wherein: the section of the eccentric bent axle is square.
3. A solar flexible drive sun-following system according to claim 1, wherein: the center of gravity of the bending plate is flush with the center of gravity of the middle section.
4. A solar flexible drive sun-following system according to claim 1, wherein: the outer end of fixed section is connected with the roating seat that sets up at the support column top, and the roating seat includes rotatory piece and staple bolt, and rotatory piece is including the relatively last piece of placing and lower piece, goes up the piece and opens at the lower piece middle part fluted, and the opening shape that two flutes formed corresponds with the cross-section of eccentric bent axle, and rotatory piece is equipped with the bearing outward, and the bearing passes through the staple bolt locking.
5. A solar flexible drive sun-following system according to claim 1, wherein: the spring is a tension spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711183340.2A CN107830131B (en) | 2017-11-23 | 2017-11-23 | Solar flexible transmission sun-following system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711183340.2A CN107830131B (en) | 2017-11-23 | 2017-11-23 | Solar flexible transmission sun-following system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107830131A CN107830131A (en) | 2018-03-23 |
| CN107830131B true CN107830131B (en) | 2024-02-23 |
Family
ID=61652342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711183340.2A Active CN107830131B (en) | 2017-11-23 | 2017-11-23 | Solar flexible transmission sun-following system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107830131B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210034292U (en) * | 2019-03-01 | 2020-02-07 | 上海施步新能源科技有限公司 | Rope joint structure and transmission mechanism thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1387458A2 (en) * | 2002-07-29 | 2004-02-04 | Elektro-Special-Bedarf Link GmbH | Cable transition with flexible protective sheath |
| JP2007324387A (en) * | 2006-06-01 | 2007-12-13 | Nikken Sekkei Ltd | Sunlight automatic tracking device |
| CN201075853Y (en) * | 2007-07-30 | 2008-06-18 | 赵伟 | Mechanical type sun's rays tracking apparatus |
| KR20090009733U (en) * | 2008-03-24 | 2009-09-29 | 윤주평 | Solar Tracking System |
| CN103439979A (en) * | 2013-09-07 | 2013-12-11 | 张国杰 | Full-automatic and all-mechanical sun-chasing device |
| KR101492585B1 (en) * | 2014-04-22 | 2015-02-11 | 주식회사 해담에너지 | The sunlight tracking device |
| CN106426098A (en) * | 2016-11-03 | 2017-02-22 | 哈尔滨工业大学 | Steel wire rope transmission and flexible tensioning mechanism |
| CN207598826U (en) * | 2017-11-23 | 2018-07-10 | 苏州爱康金属科技有限公司 | Solar flexible is driven system day by day |
-
2017
- 2017-11-23 CN CN201711183340.2A patent/CN107830131B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1387458A2 (en) * | 2002-07-29 | 2004-02-04 | Elektro-Special-Bedarf Link GmbH | Cable transition with flexible protective sheath |
| JP2007324387A (en) * | 2006-06-01 | 2007-12-13 | Nikken Sekkei Ltd | Sunlight automatic tracking device |
| CN201075853Y (en) * | 2007-07-30 | 2008-06-18 | 赵伟 | Mechanical type sun's rays tracking apparatus |
| KR20090009733U (en) * | 2008-03-24 | 2009-09-29 | 윤주평 | Solar Tracking System |
| CN103439979A (en) * | 2013-09-07 | 2013-12-11 | 张国杰 | Full-automatic and all-mechanical sun-chasing device |
| KR101492585B1 (en) * | 2014-04-22 | 2015-02-11 | 주식회사 해담에너지 | The sunlight tracking device |
| CN106426098A (en) * | 2016-11-03 | 2017-02-22 | 哈尔滨工业大学 | Steel wire rope transmission and flexible tensioning mechanism |
| CN207598826U (en) * | 2017-11-23 | 2018-07-10 | 苏州爱康金属科技有限公司 | Solar flexible is driven system day by day |
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| Publication number | Publication date |
|---|---|
| CN107830131A (en) | 2018-03-23 |
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