CN103631272A - Passive automatic tracking device for solar photovoltaic panel to track solar azimuth - Google Patents
Passive automatic tracking device for solar photovoltaic panel to track solar azimuth Download PDFInfo
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- CN103631272A CN103631272A CN201310588204.7A CN201310588204A CN103631272A CN 103631272 A CN103631272 A CN 103631272A CN 201310588204 A CN201310588204 A CN 201310588204A CN 103631272 A CN103631272 A CN 103631272A
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- photovoltaic panel
- hydraulic cylinder
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- 239000011261 inert gas Substances 0.000 claims abstract description 17
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 8
- 210000004907 gland Anatomy 0.000 claims description 6
- 238000013016 damping Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 abstract 6
- 230000008602 contraction Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
- 210000003660 reticulum Anatomy 0.000 description 5
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000112598 Pseudoblennius percoides Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The invention discloses a passive automatic tracking device for a solar photovoltaic panel to track the solar azimuth. The passive automatic tracking device comprises a supporting plate fixed on the bottom of the solar photovoltaic panel and a rotating shaft fixedly connected with the supporting plate; the bottom of the rotating shaft is in shaft connection with a bottom rod; the outer wall of the bottom rod is horizontally and fixedly connected with a support arm; the tracking device further comprises a hydraulic cylinder and a gas storage tank which is arranged on the outer side of the solar photovoltaic panel; the tail part of the hydraulic cylinder is hinged to the bottom of the supporting plate; a piston rod of the hydraulic cylinder is hinged to the support arm; the bottom of the gas storage tank is communicated with an oil hole of the hydraulic cylinder through a connecting pipe; the top of the gas storage tank is provided with an air pressure adjustment nozzle and a sealing cover; the lower part in the gas storage tank, the connecting pipe and the hydraulic cylinder are filled with hydraulic oil; the upper part in the gas storage tank is filled with inert gas. The piston rod of the hydraulic cylinder stretches out and retracts back by the characteristic of expansion caused by heat and contraction caused by cold of the inert gas in the gas storage tank, thus, the solar photovoltaic panel is driven to track the solar azimuth, no power supply is needed, the structure is simple, the cost is low, and the passive automatic tracking device is suitable for large-scale popularization and application.
Description
Technical field
The present invention relates to solar azimuth angle tracking field, specifically the passive autotracker in a kind of solar energy photovoltaic panel position angle.
Background technology
Known, sun power is known by people more and more as a kind of clean energy resource, conventionally adopt solar energy photovoltaic panel that sun power is received and changed, when sunshine vertical irradiation is in photovoltaic panel, just can reach maximum utilization factor, but rotation and revolution due to the earth, the angle that makes to shine upon on the ground can change along with the variation of time, at present conventionally on solar energy photovoltaic panel, install control gear additional in order to control the rotation of solar energy photovoltaic panel, reach the object of following the tracks of solar azimuth; This control gear comprises single-chip microcomputer and stepper motor conventionally, drives the rotation of solar energy photovoltaic panel by Single-chip Controlling stepper motor, with this, follows the tracks of solar azimuth; But this control gear often price is high, increased the cost of application, and need to additionally power to it, if there are the special circumstances such as power failure, just cause this mechanism to use.
Summary of the invention
The object of the present invention is to provide the passive autotracker in a kind of solar energy photovoltaic panel position angle, this tracking means can make solar energy photovoltaic panel from motion tracking solar azimuth, and without power supply, and cost simple in structure is low, is suitable for large range promotion use.
The technical solution adopted for the present invention to solve the technical problems is:
The passive autotracker in solar energy photovoltaic panel position angle, comprises the back up pad that is fixed on solar energy photovoltaic panel bottom, and the rotating shaft being fixedly connected with back up pad, and rotating shaft bottom axle is connected with bottom bar; Described bottom bar outer wall level is fixedly connected with support arm, and described tracking means also comprises hydraulic cylinder and the gas-holder that is arranged on solar energy photovoltaic panel outside; The afterbody of described hydraulic cylinder and back up pad bottom-hinged, piston rod and the support arm of hydraulic cylinder are hinged; Described gas-holder bottom is connected with the oilhole of hydraulic cylinder by connecting pipe, and gas-holder top is provided with air pressure adjustment mouth and gland bonnet; In gas-holder, in bottom, connecting pipe and hydraulic cylinder, be filled with hydraulic oil, gas-holder internal upper part is filled with inert gas.
Further, described rotating shaft outer wall parallel sleeve is provided with position limited gear and limiting plate, and described bottom bar outer wall is fixedly connected with torsionspring, and the use arm of torsionspring is between two legs of limiting plate and be stuck in the gear grooved of position limited gear.
Further, the cylinder ends of described connecting pipe is provided with throttling valve, and the gas-holder end of connecting pipe is provided with shut-off valve.
Further, the upper inside wall of described gas-holder is provided with one group of conducting strip.
Further, described gas-holder inside is provided with air bag, and the valve of air bag is communicated with the sidewall of gas-holder, is filled with inert gas in air bag.
Further, described support arm is provided with one group of adjustment hole along end face, and the piston rod of hydraulic cylinder is hinged by adjustment hole and support arm.
Further, in described hydraulic cylinder, head is provided with the damping rubber ring that is enclosed within piston rod outer wall.
The invention has the beneficial effects as follows, utilize the characteristic that in gas-holder, inert gas expands with heat and contract with cold, make the piston rod of hydraulic cylinder stretch out and retract, thereby drive solar energy photovoltaic panel to follow the tracks of solar azimuth, without power supply, cost simple in structure is low, is suitable for large range promotion use.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the enlarged diagram that is connected of gas-holder and hydraulic cylinder in the present invention;
Fig. 3 is the enlarged diagram of gas-holder in the present invention;
1. solar energy photovoltaic panel; 2. back up pad; 3. rotating shaft; 4. bottom bar; 5. support arm; 6. adjustment hole; 7. hydraulic cylinder; 8. gas-holder; 9. connecting pipe; 10. piston rod; 11. damping rubber rings; 12. shut-off valves; 13. throttling valve; 14. conducting strips; 15. air bags; 16. valves; 17. air pressure adjustment mouths; 18. gland bonnets; 19. fixed supports; 20. position limited gears; 21. limiting plates; 22. torsionsprings.
Embodiment
As shown in Figure 1, back up pad 2 is fixed on the bottom of solar energy photovoltaic panel 1, and back up pad 2 bottoms are fixedly connected with rotating shaft 3, and rotating shaft 3 bottom axles are connected with bottom bar 4; Bottom bar 4 outer wall levels are fixedly connected with support arm 5, and support arm 5 is provided with one group of adjustment hole 6 along end face; Solar energy photovoltaic panel 1 outside is provided with gas-holder 8; The afterbody of hydraulic cylinder 7 and back up pad 2 bottom-hinged, the piston rod 10 of hydraulic cylinder 7 is hinged by adjustment hole 6 and support arm 5; Rotating shaft 3 outer wall parallel sleeves are provided with position limited gear 20 and limiting plate 21, and bottom bar 4 outer walls are fixedly connected with torsionspring 22, and the use arm of torsionspring 22 is between two legs of limiting plate 21 and be stuck in the gear grooved of position limited gear 20; Shown in Fig. 2, gas-holder 8 bottoms are connected with the oilhole of hydraulic cylinder 7 by connecting pipe 9, and gas-holder 8 tops are provided with air pressure adjustment mouth 17 and gland bonnet 18; Open gland bonnet 18, by topping up force feed in the interior bottom of gas-holder 8, connecting pipe 9 and hydraulic cylinder 7, then cover tightly gland bonnet 18; By air pressure adjustment mouth 17, to gas-holder 8 internal upper part filling with inert gas, the volume ratio that makes inert gas and hydraulic oil is 1:2; The interior head of hydraulic cylinder 7 is also provided with the damping rubber ring 11 that is enclosed within piston rod 10 outer walls; The cylinder ends of connecting pipe 9 is provided with throttling valve 13, and the gas-holder end of connecting pipe 9 is provided with shut-off valve 12; The upper inside wall of gas-holder 8 is provided with one group of conducting strip 14; Shown in Fig. 3, described gas-holder 8 inside are provided with air bag 15, and air bag 15 is fixed on the fixed support 19 of being located at gas-holder 8 inwalls, and the valve 16 of air bag 15 is communicated with the sidewall of gas-holder 8, in air bag 15, is filled with inert gas.
During use, by bottom bar 4, whole device is fixed on outdoor pedestal, opens shut-off valve 12, device starts working; In the middle of one day along with day rises sunset, temperature also experiences from low to high process from high to low again, when the sun rises, temperature raises, and the inert gas in gas-holder 8, after absorbing heat, volumetric expansion occurs, and conducting strip 14 can absorb more heat and conduct to inert gas; Compression hydraulic oil after inert gas expands, hydraulic oil promotion piston rod 10 in hydraulic cylinder 7 is stretched out, because support arm 5 is fixedly connected with bottom bar 4, thus along with the stretching out of piston rod 10, solar energy photovoltaic panel 1 by rotating shaft 3 axial-rotations to follow solar azimuth; When the sun falls, temperature reduces, volume-diminished after the inert gas distribute heat in gas-holder 8, and conducting strip 14 can be accelerated the heat loss of inert gas; After inert gas volume-diminished, make the hydraulic oil in hydraulic cylinder 7 promote piston rod 10 retractions, solar energy photovoltaic panel 1 gets back to initial position by rotating shaft 3 inversion axis to rotation, to prepare second day, follows the tracks of solar azimuth; Position limited gear 20 and then rotation together with limiting plate 21 when rotating shaft 3 is rotated, by with the coordinating of torsionspring 22, make rotating shaft 3 turn over when rotated the gear grooved of a position limited gear 20 at every turn, thereby guarantee that solar energy photovoltaic panel 1 when rotated can be because tiny temperature fluctuation is rotated; Throttling valve 13 can make the hydraulic oil in connecting pipe 9 flow reposefully, can not produce very large fluctuation; Damping rubber ring 11 provides resistance when piston rod 10 moves, and makes piston rod 10 can not produced by tiny temperature variation unnecessary movement; By 16 pairs of air bags of valve 15, carry out inflation/deflation, the impact of temperature variation on inert gas while using in different regions to adapt to; By different adjustment hole 6, piston rod 10 and support arm 5 is hinged, can change the rotating distance of solar energy photovoltaic panel 1, with this, adapt to the temperature difference that Various Seasonal is different, while having a narrow range of temperature, piston rod 10 is hinged by inner adjustment hole 6 and support arm 5, when the temperature difference is large, piston rod 10 is hinged with support arm 5 by the tune 6 of outer end; The present invention is without power supply, and cost simple in structure is low, is suitable for large range promotion use.
The above, be only preferred embodiment of the present invention, not the present invention done to any pro forma restriction; Any those of ordinary skill in the art, do not departing from technical solution of the present invention scope situation, all can utilize method and the technology contents of above-mentioned announcement to make many possible changes and modification to technical solution of the present invention, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not depart from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, be equal to replacements, equivalence changes and modify, all still belong in the scope that technical solution of the present invention protects.
Claims (7)
1. the passive autotracker in solar energy photovoltaic panel position angle, comprise the back up pad that is fixed on solar energy photovoltaic panel bottom, and the rotating shaft being fixedly connected with back up pad, rotating shaft bottom axle is connected with bottom bar, it is characterized in that, described bottom bar outer wall level is fixedly connected with support arm, and described tracking means also comprises hydraulic cylinder and the gas-holder that is arranged on solar energy photovoltaic panel outside; The afterbody of described hydraulic cylinder and back up pad bottom-hinged, piston rod and the support arm of hydraulic cylinder are hinged; Described gas-holder bottom is connected with the oilhole of hydraulic cylinder by connecting pipe, and gas-holder top is provided with air pressure adjustment mouth and gland bonnet; In gas-holder, in bottom, connecting pipe and hydraulic cylinder, be filled with hydraulic oil, gas-holder internal upper part is filled with inert gas.
2. the passive autotracker in solar energy photovoltaic panel according to claim 1 position angle, it is characterized in that, described rotating shaft outer wall parallel sleeve is provided with position limited gear and limiting plate, described bottom bar outer wall is fixedly connected with torsionspring, and the use arm of torsionspring is between two legs of limiting plate and be stuck in the gear grooved of position limited gear.
3. the passive autotracker in solar energy photovoltaic panel according to claim 1 and 2 position angle, is characterized in that, the cylinder ends of described connecting pipe is provided with throttling valve, and the gas-holder end of connecting pipe is provided with shut-off valve.
4. the passive autotracker in solar energy photovoltaic panel according to claim 1 and 2 position angle, is characterized in that, the upper inside wall of described gas-holder is provided with one group of conducting strip.
5. the passive autotracker in solar energy photovoltaic panel according to claim 1 and 2 position angle, is characterized in that, described gas-holder inside is provided with air bag, and the valve of air bag is communicated with the sidewall of gas-holder, is filled with inert gas in air bag.
6. the passive autotracker in solar energy photovoltaic panel according to claim 1 and 2 position angle, is characterized in that, described support arm is provided with one group of adjustment hole along end face, and the piston rod of hydraulic cylinder is hinged by adjustment hole and support arm.
7. the passive autotracker in solar energy photovoltaic panel according to claim 1 and 2 position angle, is characterized in that, in described hydraulic cylinder, head is provided with the damping rubber ring that is enclosed within piston rod outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310588204.7A CN103631272B (en) | 2013-11-21 | 2013-11-21 | The passive autotracker in solar energy photovoltaic panel position angle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310588204.7A CN103631272B (en) | 2013-11-21 | 2013-11-21 | The passive autotracker in solar energy photovoltaic panel position angle |
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| CN103631272A true CN103631272A (en) | 2014-03-12 |
| CN103631272B CN103631272B (en) | 2015-12-30 |
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| CN201310588204.7A Expired - Fee Related CN103631272B (en) | 2013-11-21 | 2013-11-21 | The passive autotracker in solar energy photovoltaic panel position angle |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104776609A (en) * | 2015-04-15 | 2015-07-15 | 宁波大智机械科技有限公司 | Solar device |
| CN104791695A (en) * | 2015-04-13 | 2015-07-22 | 长治市澳瑞特欣鑫健身器材有限公司 | Solar road lamp |
| CN105569924A (en) * | 2015-12-10 | 2016-05-11 | 东北农业大学 | Wind and photovoltaic hybrid power generating system with self-driven hydraulically controlled light following device and using method of wind and photovoltaic hybrid power generating system |
| CN107390725A (en) * | 2017-08-18 | 2017-11-24 | 郭其秀 | A kind of system and its control method of autonomous tracking sunray |
| CN108205912A (en) * | 2017-12-12 | 2018-06-26 | 陈洁 | A kind of traffic signal light device |
| CN108270118A (en) * | 2017-12-25 | 2018-07-10 | 广州大正机械科技开发有限公司 | A kind of safe electronic monitoring device |
| CN108281010A (en) * | 2017-12-29 | 2018-07-13 | 惠安恒久升电子科技有限公司 | A kind of improved electronic monitoring device |
| CN108317354A (en) * | 2017-12-25 | 2018-07-24 | 广州大正机械科技开发有限公司 | A kind of electronic monitoring device |
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| CN108365426A (en) * | 2017-12-25 | 2018-08-03 | 广州大正机械科技开发有限公司 | A kind of electronic monitoring device of new type of safe |
| CN112271986A (en) * | 2020-10-15 | 2021-01-26 | 合肥凌山新能源科技有限公司 | Photovoltaic power generation device on water of angularly adjustable |
| CN113098373A (en) * | 2021-04-07 | 2021-07-09 | 王颖 | Electric power photovoltaic power generation board multidimension adjusting device |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104791695A (en) * | 2015-04-13 | 2015-07-22 | 长治市澳瑞特欣鑫健身器材有限公司 | Solar road lamp |
| CN104776609B (en) * | 2015-04-15 | 2017-01-18 | 宁波大智机械科技有限公司 | Solar device |
| CN104776609A (en) * | 2015-04-15 | 2015-07-15 | 宁波大智机械科技有限公司 | Solar device |
| CN105569924B (en) * | 2015-12-10 | 2019-04-05 | 东北农业大学 | Wind and solar hybrid generating system and its application method with self-driving type hydraulic control light-chasing device |
| CN105569924A (en) * | 2015-12-10 | 2016-05-11 | 东北农业大学 | Wind and photovoltaic hybrid power generating system with self-driven hydraulically controlled light following device and using method of wind and photovoltaic hybrid power generating system |
| CN107390725A (en) * | 2017-08-18 | 2017-11-24 | 郭其秀 | A kind of system and its control method of autonomous tracking sunray |
| CN107390725B (en) * | 2017-08-18 | 2020-05-29 | 绿华能源（福建）有限公司 | System for automatically tracking sun rays and control method thereof |
| CN108205912A (en) * | 2017-12-12 | 2018-06-26 | 陈洁 | A kind of traffic signal light device |
| CN108270118A (en) * | 2017-12-25 | 2018-07-10 | 广州大正机械科技开发有限公司 | A kind of safe electronic monitoring device |
| CN108317354A (en) * | 2017-12-25 | 2018-07-24 | 广州大正机械科技开发有限公司 | A kind of electronic monitoring device |
| CN108365426A (en) * | 2017-12-25 | 2018-08-03 | 广州大正机械科技开发有限公司 | A kind of electronic monitoring device of new type of safe |
| CN108281010A (en) * | 2017-12-29 | 2018-07-13 | 惠安恒久升电子科技有限公司 | A kind of improved electronic monitoring device |
| CN108343810A (en) * | 2017-12-29 | 2018-07-31 | 惠安恒久升电子科技有限公司 | A kind of novel electron monitoring device |
| CN108346933A (en) * | 2017-12-29 | 2018-07-31 | 惠安恒久升电子科技有限公司 | A kind of electronic monitoring device |
| CN112271986A (en) * | 2020-10-15 | 2021-01-26 | 合肥凌山新能源科技有限公司 | Photovoltaic power generation device on water of angularly adjustable |
| CN112271986B (en) * | 2020-10-15 | 2022-04-19 | 合肥凌山新能源科技有限公司 | Photovoltaic power generation device on water of angularly adjustable |
| CN113098373A (en) * | 2021-04-07 | 2021-07-09 | 王颖 | Electric power photovoltaic power generation board multidimension adjusting device |
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| CN103631272B (en) | 2015-12-30 |
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