CN203838565U - Solar-energy single-shaft tracking device - Google Patents
Solar-energy single-shaft tracking device Download PDFInfo
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- CN203838565U CN203838565U CN201420134258.6U CN201420134258U CN203838565U CN 203838565 U CN203838565 U CN 203838565U CN 201420134258 U CN201420134258 U CN 201420134258U CN 203838565 U CN203838565 U CN 203838565U
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- rotating shaft
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- rolling disc
- wheel
- tracking apparatus
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- 238000005096 rolling process Methods 0.000 claims description 22
- 125000006850 spacer group Chemical group 0.000 claims description 13
- 244000309464 bull Species 0.000 claims description 12
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 abstract 7
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Photovoltaic Devices (AREA)
Abstract
The utility model relates to a solar-energy single-shaft tracking device including a plurality of solar-energy photovoltaic assembly units. Each solar-energy photovoltaic assembly unit includes a stand post. A rotary shaft is fixed on each stand post. A photovoltaic assembly is fixed on each rotary shaft. Each shaft is connected with two mutually-parallel transmission wheels in a sleeved manner, wherein the two transmission wheels fit with transmission wheels on two sides of each rotary shaft respectively and therefore a transmission wheel unit is formed. The two transmission wheels in each transmission wheel unit are connected with each other through a conveying belt. At least one of the transmission wheels on each rotary shaft is connected with a driving device. The utility model provides a solar-energy single-shaft tracking device that is suitable for cragged mountain slop, convenient for adjustment and capable of driving the rotary shafts to follow the sun synchronously. Technical problems in the prior art that a solar-energy tracking system can only be used on a plat face, is not convenient for adjustment and complex in structure and cannot have multiple rotary shafts to rotate at the same time.
Description
Technical field
The utility model relates to a kind of tracker of sun power, relates in particular to a kind of single shaft tracking apparatus of sun power.
Background technology
Tapping a new source of energy with renewable and clean energy resource is the common issue that the whole world faces.In new forms of energy, photovoltaic generation attracts tremendous attention.But due to too high cost, also fail at present fully to come into the market.Photovoltaic generation market outlook are wide, but sun power utilization ratio is low, is faced with construction cost high, the problem that rate of return on investment is low.The assembly installation form of photovoltaic generation mainly contains the modes such as fixed angle formula, uniaxiality tracking, double-axis tracking.
It is that assembly fixes on the ground with certain inclination angle that fixed angle formula is installed, and whole power generation process assembly is in static state, and this mounting means is simple, and cost is low.But the sun is in dynamic movement process, and in one day, sunshine and solar panel relative position are all changing constantly, and light vertical time relative to cell panel is very short.Research shows, solar panel generating capacity is directly proportional to receiving vertical light intensity, has more than 35% energy every day by invisible slatterning.In addition, in order to prevent that the inclement weathers such as strong wind, heavy snow from may damage the support of solar panel, that generally the safety coefficient of basis and support is designed is very high.
In order to overcome the problems referred to above, improve the utilization ratio of sun power, increase generated energy, reduce the operation cost of solar electrical energy generation, control the photovoltaic generation mode of battery panel components rotation, i.e. single shaft and dual-axis tracking system.Wherein single shaft refers to that battery panel components only has a rotary freedom, (east-west direction) upper sun of following the tracks of at position angle, and dual-axis tracking system refers to the mode of solar motion of following the tracks of in solar azimuth and elevation angle simultaneously.But existing tracker, solar photovoltaic assembly supporting structure is complicated mostly, cost is expensive, and installs complicated time-consuming, low to irregular landform adaptability.
Disclosed in present patent document have, Chinese patent: " linkage type horizontal single-axis tracking device (CN102314180A) " it comprises crossbeam, some vertical thick sticks, the regulating device that some cant beams and control crossbeam rotate, crossbeam is located at Li Gang top by support rotary mechanism, cant beam is located on crossbeam by cant beam installing mechanism, regulating device one end is fixed on the other end on holder and is flexibly connected with crossbeam, support rotary mechanism comprises crossbeam anchor ear, in crossbeam anchor ear, be provided with bearing, crossbeam is through this bearing, crossbeam and bearing are circumferentially fixing, cant beam installing mechanism comprises cant beam anchor ear, cant beam anchor ear is set on crossbeam, cant beam is fixed on cant beam anchor ear.This patent is only the equipment of following the tracks of for a plurality of solar photovoltaic assemblies that are positioned on same crossbeam, for the synchronous interaction of a plurality of crossbeams, does not provide enlightenment.
Summary of the invention
It is a kind of simple in structure that the utility model provides, can adapt to the steeper hillside of physical features, easy to adjust, stable, can synchronously drive many rotating shafts synchronously to follow the position of the sun, a rotary motion mechanism torque suspension, does not need to build large-scale isolated footing, has improved the sun power single shaft tracking apparatus of the conversion efficiency of sunshine; Solved solar tracking system that prior art exists can only be applied in flat upper, regulate inconvenient, move stable not, solar tracking system complex structure, many rotating shafts are simultaneously rotated, the technical matters that sunshine conversion efficiency is not high.
Above-mentioned technical matters of the present utility model solves by following technical proposals: a kind of single shaft tracking apparatus of sun power, comprise several solar photovoltaic assembly unit, solar photovoltaic assembly unit comprises column, on column, be fixed with rotating shaft, in rotating shaft, be fixed with photovoltaic module, in each rotating shaft, be socketed with two power wheels that are parallel to each other, two power wheels coordinate and form driving wheel group with power wheel in the rotating shaft of rotating shaft both sides respectively, and two power wheels in driving wheel group connect by driving-belt; In power wheel in each rotating shaft, have at least one to be connected with drive unit.In the rotating shaft of each solar photovoltaic assembly unit, be all socketed with two power wheels, one of them power wheel in first rotating shaft is connected synchronous rotary with one of them power wheel in second rotating shaft by driving-belt, another one power wheel in second rotating shaft is connected synchronous rotary with one of them power wheel in the 3rd rotating shaft by driving-belt, by that analogy, form a driving-chain.Because be to link by driving-belt between individual rotating shaft, therefore, each solar photovoltaic assembly unit can be arranged in the physical features such as rugged mountain region, has met the randomness that photovoltaic module is installed.By drive unit, driven, make respectively to organize photovoltaic module and synchronously follow the sun, improve the conversion efficiency of sun power.By the kind of drive of power wheel and driving-belt, transmit stablely, by the rotation of power wheel, drive driving-belt, because the mode of transferring power is circular path, the harmony of power is good, and the one-piece construction of motion is relatively stable.
In each rotating shaft, likely connect a drive unit, if a drive unit, a drive unit drives and respectively organizes power wheel run-in synchronism thus, can be also a plurality of drive units, synchronously drives synchronous rotary.
As preferably, in rotating shaft, be provided with two groups of location structures, two groups of location structures lay respectively at two two ends that power wheel is outside in same rotating shaft, between two power wheels, are provided with baffle plate.As more preferably, described location structure comprises keeper and fixture, and described keeper is L shaped spacer, and fixture is bolt, one side on the end face that is connected to power wheel of keeper, the another side of keeper is bolted in rotating shaft.By location structure, two power wheels that are parallel to each other are fixed in rotating shaft, two spacers lay respectively at the both sides of two power wheels in same rotating shaft, namely one of them spacer is positioned at the left side of left side power wheel, another one spacer is positioned at the right side of right side power wheel, spacer is L-shaped, two spacers form the structure of a similar draw-in groove, and two power wheels are limited in draw-in groove.Between two power wheels, be to form interval by baffle plate, prevent phase mutual interference between two power wheels, meanwhile, by baffle plate, also can carry out axial location to two power wheels, make two power wheels can axial float.
As preferably, described rotating shaft is square shaft, two power wheel synchronous rotaries in described same rotating shaft.Square rotating shaft can allow two power wheels that are socketed in rotating shaft facilitate synchronous rotary, and result is simple, easy to operate.
As preferably, power wheel is sprocket wheel, and on sprocket wheel, solderless wrapped connection has chain, and described driving-belt is chain or is the combination of chain and cable wire.Sprocket wheel is stable, and chain sprocket structure does not need very large pretension, easy for installation.The driving-belt of solderless wrapped connection on two power wheels can be chain, or the part of solderless wrapped connection on power wheel is chain, and what connect two sections of chains is cable wire, the driving-belt being namely spliced to form by cable wire and chain, the mode of driving-belt can be diversified, according to different uses, need to select.
As preferably, described driving-belt and the angle between ground level are 0 ° ~ 30 °.According to the variation of photovoltaic module installation site, possible physical features has height and rises and falls, therefore two adjacent rotating shafts are not located in the same horizontal plane, thus, two adjacent groups photovoltaic module, wherein one group of physical features of installing is higher, so its rotating shaft is just higher, the power wheel being fixed in rotating shaft is also just higher, and the connecting strand and the terrain slope that between adjacent two swivel arms, connect are angled.
As preferably, described drive unit is positioned at the photovoltaic unit mediating, drive unit comprises rolling disc, rolling disc is socketed in rotating shaft, rolling disc clockwise or the scope that is rotated counterclockwise be 0 ° ~ 60 °, below rolling disc, be provided with bull stick, bull stick is connected with motor, and rolling disc and bull stick form worm gear structure.Drive unit is arranged on the centre of whole system, and the number of the photovoltaic unit of drive unit both sides is identical, therefore guarantees the stressed relatively good of both sides, and not extra land occupation area.Rolling disc is the rotation of positive and negative both direction appropriateness rather than 360 ° of rotations, according to the irradiating angle of sunshine, and the anglec of rotation of drive solar photovoltaic assembly.The rotating shaft that rotarily drives of rolling disc is rotated, and rotating shaft drives power wheel rotation, thereby drives photovoltaic module rotation to follow running track from sun.
Therefore, the single shaft tracking apparatus of a kind of sun power of the present utility model possesses following advantage:
1, the flat single shaft that is applicable to the steeper hillside of physical features is installed, and adjustable surplus is larger;
2, in installation and operation process, sprocket wheel transferring structure does not need very large pretension, and a little become flexible and do not affect its performance working time, easy to maintenance;
3, transmit and stablize: the mode of sprocket wheel transferring power is circular path, and power is balanced, and in operational process, one-piece construction is relatively stable;
4, in the middle of drive unit is arranged on, not only stressed relatively good, and not extra land occupation area.
Accompanying drawing explanation
Fig. 1 is the front view of the single shaft tracking apparatus of a kind of sun power of the present utility model.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the LOOK LEFT stereographic map of Fig. 1.
Fig. 4 is the LOOK RIGHT stereographic map of Fig. 1.
Fig. 5 is the A place amplification decomposition figure in Fig. 4.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical scheme of utility model is described in further detail.
Embodiment:
As shown in Fig. 1 and 2 and 3 and 4, a kind of single shaft tracking apparatus of sun power, comprises a plurality of solar photovoltaic assemblies unit, and solar photovoltaic assembly unit comprises column 12, is fixed with rotating shaft 1 on column 12, is fixed with a plurality of photovoltaic modulies 2 in rotating shaft 1.Each solar photovoltaic assembly unit is matrix arrangement, is positioned at each rotating shaft 1 of same matrix and is parallel to each other, and is positioned at different matrixes but two rotating shafts being located along the same line connect by rotating shaft connecting structure.The two ends of rotating shaft 1 are fixed on column by split type square bearing, and rotating shaft 1 is square shaft.
In rotating shaft 1, be socketed with 4, two sprocket wheels that are parallel to each other 4 of two sprocket wheels that are parallel to each other along with rotating shaft 1 synchronous rotary.As shown in Figure 5, between two sprocket wheels 4 in same rotating shaft 1, baffle plate 9 is installed, baffle plate 9 is a square catch, at the center of catch, offers square opening, allows baffle plate 9 be socketed in rotating shaft 1.The thickness difference of the thickness of baffle plate 9 and sprocket wheel 4 is few, and baffle plate 9 is mainly to prevent that two sprocket wheels from interfering mutually, and two sprocket wheels that are parallel to each other 4 are separated.The outside of two sprocket wheels 4 in same rotating shaft 1 is fixed on sprocket wheel in rotating shaft by location structure.Location structure comprises keeper and fixture, and keeper is L shaped spacer 10, and fixture is bolt 11, one side in the orthogonal both sides of spacer 10 on the end face that is connected to sprocket wheel 4 wherein, the another side of spacer 10 is bolted in rotating shaft.Spacer 10, sprocket wheel 4 and the difference of baffle plate 9 in rotating shaft are sequentially: spacer 10, sprocket wheel 4, baffle plate 9, sprocket wheel 4, spacer 10.
Drive unit 5 is positioned at same matrix and is positioned in middle rotating shaft 1, drive unit 5 comprises rolling disc 6, rolling disc 6 is socketed in rotating shaft 1, rolling disc 6 clockwise or the scope that is rotated counterclockwise be 0 ° ~ 60 °, below rolling disc 6, be provided with bull stick 7, bull stick is connected with motor, and rolling disc 6 forms worm gear structure with bull stick 7.In rotating shaft 1, two sprocket wheels of socket are connected by the sprocket wheel 4 in the rotating shaft of chain 3 and both sides respectively, and by that analogy, the double-deck sprocket wheel therefrom heart constantly outwards connects, and the formation that connects with one another closely links.The form that the chain of solderless wrapped connection on sprocket wheel can adopt chain 8 to coordinate with cable wire 13.Because the selected angle of photovoltaic module is to rotate according to the rise landing of the sun, its rotational angle is less, does not need the whole circle rotation of sprocket wheel, only need in 0 ° ~ 60 °, rotate, therefore sprocket wheel only needs one section with coordinating of chain, in the extraneous part of sprocket wheel, can adopt cable wire form.Utilize the fit system of cable wire and chain as driving-belt, can improve stress performance, and good stability.Due to the restriction of physical features being installed, allow cable wire to form an offset angle, 0 ° ≦ α≤30 °.
Claims (10)
1. the single shaft tracking apparatus of a sun power, comprise several solar photovoltaic assembly unit, solar photovoltaic assembly unit comprises column, on column, be fixed with rotating shaft, in rotating shaft, be fixed with photovoltaic module, it is characterized in that: in each rotating shaft, be socketed with two power wheels that are parallel to each other, two power wheels coordinate and form driving wheel group with power wheel in the rotating shaft of rotating shaft both sides respectively, and two power wheels in driving wheel group connect by driving-belt; In power wheel in each rotating shaft, have at least one to be connected with drive unit.
2. a kind of single shaft tracking apparatus of sun power according to claim 1, is characterized in that: in rotating shaft, be provided with two groups of location structures, two groups of location structures lay respectively at two two ends that power wheel is outside in same rotating shaft, between two power wheels, are provided with baffle plate.
3. a kind of single shaft tracking apparatus of sun power according to claim 2, it is characterized in that: described location structure comprises keeper and fixture, described keeper is L shaped spacer, fixture is bolt, one side of keeper is connected on the end face of power wheel, and the another side of keeper is bolted in rotating shaft.
4. according to the single shaft tracking apparatus of a kind of sun power described in claim 1 or 2 or 3, it is characterized in that: described rotating shaft is square shaft two power wheel synchronous rotaries in described same rotating shaft.
5. according to the single shaft tracking apparatus of a kind of sun power described in claim 1 or 2 or 3, it is characterized in that: power wheel is sprocket wheel, on sprocket wheel, solderless wrapped connection has chain, and described driving-belt is chain or is the combination of chain and cable wire.
6. a kind of single shaft tracking apparatus of sun power according to claim 4, is characterized in that: power wheel is sprocket wheel, and on sprocket wheel, solderless wrapped connection has chain, and described driving-belt is chain or is the combination of chain and cable wire.
7. according to the single shaft tracking apparatus of a kind of sun power described in claim 1 or 2 or 3, it is characterized in that: described driving-belt and the angle between ground level are 0 ° ~ 30 °.
8. a kind of single shaft tracking apparatus of sun power according to claim 6, is characterized in that: described driving-belt and the angle between ground level are 0 ° ~ 30 °.
9. according to the single shaft tracking apparatus of a kind of sun power described in claim 1 or 2 or 3, it is characterized in that: described drive unit is positioned at the photovoltaic unit mediating, drive unit comprises rolling disc, rolling disc is socketed in rotating shaft, rolling disc clockwise or the scope that is rotated counterclockwise be 0 ° ~ 60 °, below rolling disc, be provided with bull stick, bull stick is connected with motor, and rolling disc and bull stick form worm gear structure.
10. a kind of single shaft tracking apparatus of sun power according to claim 8, it is characterized in that: described drive unit is positioned at the photovoltaic unit mediating, drive unit comprises rolling disc, rolling disc is socketed in rotating shaft, rolling disc clockwise or the scope that is rotated counterclockwise be 0 ° ~ 60 °, below rolling disc, be provided with bull stick, bull stick is connected with motor, and rolling disc and bull stick form worm gear structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420134258.6U CN203838565U (en) | 2014-03-25 | 2014-03-25 | Solar-energy single-shaft tracking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420134258.6U CN203838565U (en) | 2014-03-25 | 2014-03-25 | Solar-energy single-shaft tracking device |
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| Publication Number | Publication Date |
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| CN203838565U true CN203838565U (en) | 2014-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420134258.6U Expired - Lifetime CN203838565U (en) | 2014-03-25 | 2014-03-25 | Solar-energy single-shaft tracking device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106253819A (en) * | 2016-07-29 | 2016-12-21 | 华夏聚光（内蒙古）光伏电力有限公司 | A kind of drive system of flat single shaft photovoltaic tracking support |
| CN106452323A (en) * | 2016-11-08 | 2017-02-22 | 华夏聚光（内蒙古）光伏电力有限公司 | Single axis tracing system provided with flexible supporting structure |
| CN108566150A (en) * | 2018-05-31 | 2018-09-21 | 山东大学 | Matrix form solar panel direction regulating system |
-
2014
- 2014-03-25 CN CN201420134258.6U patent/CN203838565U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106253819A (en) * | 2016-07-29 | 2016-12-21 | 华夏聚光（内蒙古）光伏电力有限公司 | A kind of drive system of flat single shaft photovoltaic tracking support |
| CN106452323A (en) * | 2016-11-08 | 2017-02-22 | 华夏聚光（内蒙古）光伏电力有限公司 | Single axis tracing system provided with flexible supporting structure |
| CN108566150A (en) * | 2018-05-31 | 2018-09-21 | 山东大学 | Matrix form solar panel direction regulating system |
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| GR01 | Patent grant | ||
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Granted publication date: 20140917 |
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| CX01 | Expiry of patent term |