CN106130460B - A kind of photovoltaic bracket realized luminous energy and efficiently changed - Google Patents
A kind of photovoltaic bracket realized luminous energy and efficiently changed Download PDFInfo
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- CN106130460B CN106130460B CN201610755175.2A CN201610755175A CN106130460B CN 106130460 B CN106130460 B CN 106130460B CN 201610755175 A CN201610755175 A CN 201610755175A CN 106130460 B CN106130460 B CN 106130460B
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Photovoltaic Devices (AREA)
Abstract
The present invention provides a kind of photovoltaic bracket realized luminous energy and efficiently changed, including：Fixed frame (1), support column (10), rotating mechanism (3), driving mechanism (8), elevation angle inclined shaft (5), rotary power unit (6) and rotation control mechanism (9)；Rotation control mechanism (9) the connection driving mechanism (8) and rotary power unit (6), the rotation control mechanism (9) controls driving mechanism (8) by the running track from sun of setting and rotary power unit (6) performs the azimuth rotation of rotating mechanism (3) respectively and the elevation angle of elevation angle inclined shaft (5) rotates so that sunray keeps vertical incidence on solar panel.The photovoltaic bracket of the present invention utilizes the solar motion track set so that solar panel is rotated by the elevation angle rotation of elevation angle inclined shaft and the azimuth of fixed frame, is realized the tracking to the sun difference elevation angle and azimuth running orbit, is improved solar radiation quantity.
Description
Technical field
The present invention relates to new energy solar panel field, and in particular to a kind of photovoltaic branch realized luminous energy and efficiently changed
Frame.
Background technology
At present, photovoltaic bracket is provided to follow the trail of optimal solar incident angle, and solar incident angle refers to direct sunlight light and wall
Angle between the normal of face, solar incident angle with solar azimuth, elevation angle, the difference of photovoltaic bracket device gradient and change
Become.For photovoltaic bracket, plane and the sun where optimal solar incident angle is located at photovoltaic bracket plant capacity conversion portion
The vertical position of light, by setting optimized incidence orientation largely to improve solar radiation quantity, increases photoelectric conversion rate, improves
Generating efficiency.In the prior art at present, fixed type photovoltaic system, single shaft tracking system can be selected respectively according to local geographical location
System or twin shaft tracing system etc..Fixed type photovoltaic system is installed using fixed angle, in order to farthest obtain solar radiation
Amount can all select optimum angle of incidence to be installed, i.e., after being installed with optimum angle of incidence, plane energy where photovoltaic bracket energy conversion part
It is enough to obtain than other any more total solar radiation amounts of setting angle, still, since solar azimuth and elevation angle are with the time
And season constantly changes, so that solar radiation quantity can not be fully used.
The system that single shaft tracing system is all based on solar motion track with twin shaft tracing system, and with used in tracking system
To the rotation number of axle distinguish.For single shaft tracing system, by taking the trunnion axis single-shaft tracking system of north and south as an example, that is, rotate
Level is installed for North and South direction, and to track the sun, similar also has thing axis single shaft tracing system, they are generally all only
Be in the enterprising line trace of solar azimuth, without to sun altitude into line trace, although its generating efficiency is than fixed light
Volt system increases, but does not utilize solar radiation quantity fully.And twin shaft tracing system is comprehensive to the sun
Tracking, sun altitude is tracked with trunnion axis rotation, the azimuth of the sun is tracked with vertical axis rotation, this system is than single
The generating efficiency higher of axis tracing system, but its there are complicated, high failure rate, high energy consumption, it is of high cost, take up a large area
The defects of.
Secondly, the panel of three of the above photovoltaic bracket is easily influenced by natural cause, dust storm, ash as caused by natural environment
After dirt, frost, snow etc. fall its surface, photovoltaic bracket decrease of power generation is inevitably resulted in, or even occurs being unable to asking for conversion power generation
Topic.Such as the dust accumulation occlusion effect that photovoltaic bracket occurs, due to the covering of dust so that the transmittance of photovoltaic plate surface weakens,
So as to reach the light intensity decreasing in photovoltaic plate surface, so that photoelectric effect weakens, photovoltaic power generation quantity is reduced.For another photovoltaic branch
The dust accumulation temperature effect that frame occurs, dust are attached to photovoltaic bracket surface barrier photovoltaic panel as the less material of thermal conductivity factor
Heat outwards transmits, this just likely makes that photovoltaic battery panel self heat cannot discharge, and the temperature of photovoltaic battery panel is got over
Come higher, influence the efficiency of photovoltaic battery panel power generation, while be also possible to the phenomenon for causing photovoltaic battery panel hot-spot occur, i.e.,
" hot spot effect ".For another example the dust accumulation corrosion effect that photovoltaic bracket occurs, from photovoltaic bracket surface on the whole, due to acid or alkali
Property corrosion of the dust to photovoltaic surface, or cleaning is improper causes the increase of photovoltaic bracket surface roughness, transmitting light energy increase,
The energy for reflecting light is reduced so that the intensity of illumination for inciding photovoltaic bracket surface weakens, so as to cause photoelectric effect to weaken, sends out
Electricity is reduced.
In order to clean photovoltaic bracket panel, currently on the market frequently with sweeper, robot, spray clean, hand sweeping
Etc. mode.Sweeper is cleaned just for fixed type photovoltaic system, and to single shaft, biaxial system using difficulty, and cleannes are general,
The easy scratch of photovoltaic surface, work efficiency is low, and water consumption is big, of high cost.The cleannes that robot cleans are good, and work efficiency is high,
It is of high cost but its water consumption is big.Spray clean equally has the advantages that cleannes are good, but its work efficiency is low, and water consumption is big,
It is of high cost.The cleannes of hand sweeping are general, and the easy scratch of photovoltaic surface, work efficiency is low, of high cost.In addition, clean above
Mode takes the generating dutation of photovoltaic bracket, and is cleaned with water and hot spot effect is easily formed on photovoltaic bracket surface, particularly
In the region that water resource lacks, cost of implementation is high.
The content of the invention
It is an object of the present invention to for existing photovoltaic bracket, there are above-mentioned many technical problems and deficiency, there is provided one
Kind realizes the photovoltaic bracket that luminous energy is efficiently changed.The photovoltaic bracket by following the trail of sun optimized incidence, improve solar radiation quantity,
Photoelectric conversion rate and generating efficiency.
In order to achieve the above object, a kind of photovoltaic bracket realized luminous energy and efficiently changed provided by the invention, including：It is fixed
Frame, support column, rotating mechanism, driving mechanism, elevation angle inclined shaft, rotary power unit and rotation control mechanism；The rotation is moved
Power apparatus is supported in the top of support column, and the elevation angle inclined shaft is fixed on rotary power unit, one end of the elevation angle inclined shaft
Equipped with driving mechanism, the axis direction of the fixed frame along elevation angle inclined shaft is erected on the top of elevation angle inclined shaft, for fixing too
Positive energy solar panel；One end of the rotating mechanism is fixed with fixed frame, its other end is sheathed on the inclined shaft of the elevation angle, and passes through driving
Mechanism drives the rotating mechanism to surround elevation angle inclined axis；The rotation control mechanism connection driving mechanism and rotary power dress
Put, which controls driving mechanism and rotary power unit to perform rotation respectively by the running track from sun of setting
The azimuth of mechanism rotates and the elevation angle of elevation angle inclined shaft rotates so that sunray keeps vertical incidence in solar panel
On.
Further as above-mentioned technical proposal is improved, and further includes clearing apparatus, the clearing apparatus includes：Roll hair
Brush, two hairbrush slides, two mechanical switch and baffle；Two hairbrush slides are arranged at the two of which phase of fixed frame
On opposite side, described two mechanical switch be symmetrically disposed on centered on the inclined shaft of the elevation angle fixed frame two other relative edge it
Between, the baffle plate frame is arranged on the inclined shaft of the elevation angle so that baffle is squeezed because mechanical switch turns to the angle of setting with fixed frame
Pressure or release mechanism switch, and then trigger the mechanical switch and perform the unlock for rolling hairbrush and lock operation respectively；The rolling
Electric brush is arranged at the top for the solar panel that fixed frame is supported, and is rolled along two hairbrush slides.
Further as above-mentioned technical proposal is improved, and further includes linkage；The linkage is fixed on the elevation angle
Between inclined shaft and support column, which includes：Connecting rod case, supporting rod, interlocking lever, rack, gear and connecting rod；The connecting rod
The bottom of case is fixed on support column by supporting rod, its top is equipped with interlocking lever；One end of the interlocking lever is with facing upward
Angle inclined shaft is fixed, its other end is hinged by connecting rod with the gear set in connecting rod case；On the gear and connecting rod chamber interior wall
The rack engagement of setting, to lock the elevation location of elevation angle inclined shaft under static state, and is carried out on rack by gear past
It is multiple to roll so that interlocking lever realizes stretching motion because of elevation angle inclined axis on connecting rod case.
Further as above-mentioned technical proposal is improved, and further includes self-locking device；The self-locking device is sheathed on the elevation angle
One end of inclined shaft, and be connected with rotating mechanism；The self-locking device controls it to lock the side of rotating mechanism by rotation control mechanism
Azimuth position.
A kind of the advantages of realizing the photovoltaic bracket that luminous energy is efficiently changed of the present invention, is：
The photovoltaic bracket of the present invention drives rotary power unit elevation angle inclined shaft is surrounded support column vertex according to seasonal variations
Rotate, drive linkage to be moved back and forth between photovoltaic bracket and support column, realize different between fixed frame and support column vertex
Angle tracking sun different height angle, it is 5% that generated energy is improved compared with traditional photovoltaic bracket；Surrounded by designing fixed frame
Elevation angle inclined shaft rotation, it is simple in structure, reliable and stable compared with traditional photovoltaic bracket axis rotation；Driving mechanism and rotating machine
Structure, which is connected, can be installed on elevation angle inclined shaft optional position, flexible for installation, cost of investment is low；The electric member of photovoltaic bracket of the present invention
Part power is small, and energy consumption is low, adapts to various working environment；The panel of solar panel is cleaned by gravity automatic cleaning device,
Reduce human cost.
Brief description of the drawings
Fig. 1 is the schematic diagram that sunray vertical incidence solar panel forms optimized incidence state.
Fig. 2 is a kind of photovoltaic support structure schematic diagram realized luminous energy and efficiently changed in the embodiment of the present invention.
Fig. 3 is the clearing apparatus structure diagram in the embodiment of the present invention.
Fig. 4 is the connection relationship diagram between linkage and elevation angle inclined shaft, support column in the embodiment of the present invention.
Fig. 5 is the structure enlargement diagram of the linkage shown in Fig. 4.
Fig. 6 a are the schematic diagram that fixed frame shown in Figure 2 surrounds elevation angle inclined axis.
Fig. 6 b are that elevation angle inclined shaft shown in Figure 2 surrounds the schematic diagram that support column rotates.
Fig. 7 is the fixed frame in the present invention in position view at sunrise.
Fig. 8 is the fixed frame in the present invention in acronical position view.
Fig. 9 a, Fig. 9 b, Fig. 9 c are respectively Golmud of Qinghai area in spring, sunrise, high noon and the sunset moment in the Autumnal Equinox day, profit
The view run with the photovoltaic bracket tracking track of sun of the present invention.
Figure 10 a, Figure 10 b, Figure 10 c are respectively Golmud of Qinghai area in the sunrise of winter solstice, high noon and sunset moment, profit
The view run with the photovoltaic bracket tracking track of sun of the present invention.
Figure 11 a, Figure 11 b, Figure 11 c are respectively Golmud of Qinghai area in the sunrise of summer solstice, high noon and sunset moment, profit
The view run with the photovoltaic bracket tracking track of sun of the present invention.
Reference numeral
1st, fixed frame 2, clearing apparatus 3, rotating mechanism
4th, self-locking device 5, elevation angle inclined shaft 6, rotary power unit
7th, linkage 8, driving mechanism 9, rotation control mechanism
10th, support column 11, base 12, connecting rod case
13rd, supporting rod 14, interlocking lever 15, rack
16th, gear 17, connecting rod 18, mechanical switch
19th, hairbrush 20, baffle 21, hairbrush slide are rolled
Embodiment
A kind of photovoltaic bracket for realizing that luminous energy is efficiently changed of the present invention is carried out with reference to the accompanying drawings and examples
Describe in detail.
As shown in Figure 1, according to the cosine law of solar radiation quantity, the irradiation level of any inclined plane is the same as the surface normal
It is directly proportional that cosine of an angle is pressed from both sides between light incident direction, i.e.,：Sr=Sdcos θ；Wherein, Sr is the direct projection tilted on square formation face
Irradiation, Sd are the total direct projection irradiation of the sun, and θ is sunray incidence angle.From above formula, when θ=0 °, i.e. sunray
When impinging perpendicularly in inclined plane, solar radiation quantity maximum is obtained, incidence angle at this time is exactly the optimized incidence followed the trail of.
Based on the principle of above-mentioned acquisition sunray optimized incidence, present invention offer is a kind of to realize what luminous energy was efficiently changed
Photovoltaic bracket.As shown in Fig. 2, the photovoltaic bracket includes：Fixed frame 1, support column 10, rotating mechanism 3, driving mechanism 8, face upward
Angle inclined shaft 5, rotary power unit 6 and rotation control mechanism 9；The rotary power unit 6 is supported in the top of support column 10,
The elevation angle inclined shaft 5 is fixed on rotary power unit 6, and one end of the elevation angle inclined shaft 5 is equipped with driving mechanism 8, and described consolidates
The axis direction for determining frame 1 along elevation angle inclined shaft 5 is erected on the top of elevation angle inclined shaft 5, for fixing solar panel；The rotation
One end of mechanism 3 is fixed with fixed frame 1, its other end is sheathed on elevation angle inclined shaft 5, and drives the rotation by driving mechanism 8
Mechanism 3 is rotated around elevation angle inclined shaft 5；The rotation control mechanism 9 connects driving mechanism 8 and rotary power unit 6, the rotation
Control mechanism 9 controls driving mechanism 8 and rotary power unit 6 to perform rotating mechanism 3 respectively by the running track from sun of setting
Azimuth rotate and elevation angle inclined shaft 5 the elevation angle rotate so that sunray keep vertical incidence on solar panel.Institute
The support column 10 stated is the fulcrum of photovoltaic bracket, and for carrying photovoltaic bracket weight, its bottom can be provided with base 11, for solid
Determine support column 10, with pre-buried bolt is connected.
Photovoltaic bracket based on said structure, in the present embodiment, as shown in Fig. 2, the photovoltaic bracket further includes clearly
Sweeping device 2.As shown in figure 3, the clearing apparatus includes：Roll the mechanical switch 18 of hairbrush slide 21, two of hairbrush 19, two
With baffle 20.In the hairbrush slide 21 of plane where the rolling hairbrush 19 is installed on fixed panel energy conversion part.Institute
The two hairbrush slides 21 stated are arranged on the two of which relative edge of fixed frame 1, and described two mechanical switch 18 are with the elevation angle
It is symmetrically disposed on centered on inclined shaft 5 between the two other relative edge of fixed frame 1, the baffle 20 is set up in elevation angle inclined shaft 5
On so that baffle 20 because mechanical switch 18 turns to the angle of setting with fixed frame 1 extrude or release mechanism switch 18, and then
Trigger the mechanical switch 18 and perform the unlock for rolling hairbrush 19 and lock operation respectively；The rolling hairbrush 19 is arranged at fixation
The top for the solar panel that frame 1 is supported, and rolled along two hairbrush slides 21.When fixed frame 1 around elevation angle inclined shaft 5 from
East makes fixed frame 1 form height fall (as shown in Figure 7) at sunset, at this time baffle 20 and mechanical switch 18 to during the rotation of west
Mechanical switch 18 is pressed after contact so that the mechanical switch 18 will roll hairbrush 19 after being triggered and unlock, further such that rolling
Hairbrush 19 depart from mechanical switch 18 constraint, at this time roll hairbrush 19 because self gravitation effect during free-falling from fixation
The panel top of frame 1 is slipped to other end along hairbrush slide 21, using this operation principle, at sunset by rolling hairbrush 19
Plane where cleaning a fixed frame plant capacity conversion portion.In post sunset, sunray disappears, cannot generate electricity, fixed
Frame 1 is rotated from west to east automatically, and when fixed frame 1 turns to 165 °, baffle 20 lifts the mechanical switch 18 originally pushed down so that
The mechanical switch 18 will roll hairbrush 19 after being triggered again and lock in hairbrush slide 21, and turn to day again in fixed frame 1
Height fall (as shown in Figure 8) is formed during out position again, aforesaid operations is repeated and to roll hairbrush 19 during free-falling
Plane where cleaning photovoltaic bracket face equipment energy conversion part again.In a word in one day, cleaning operation twice is completed, with
Improve generated energy.Compared with the photovoltaic bracket of no cleaning agency, it is possible to increase generated energy 3%~23%.
As shown in Fig. 2, the photovoltaic bracket of the present invention further includes linkage 7 and self-locking device 4；The linkage 7
It is fixed between elevation angle inclined shaft 5 and support column 10.As shown in Figure 4,5, which includes：Connecting rod case 12, supporting rod 13, connect
Lever 14, rack 15, gear 16 and connecting rod 17；The bottom of the connecting rod case 12 is fixed in support column 10 by supporting rod 13
On, its top is equipped with interlocking lever 14；One end of the interlocking lever 14 is fixed with elevation angle inclined shaft 5, its other end passes through connecting rod 17
Gear 16 with being set in connecting rod case 12 is hinged；The gear 16 is engaged with the rack 15 set on 12 inner wall of connecting rod case, with
The elevation location of elevation angle inclined shaft 5 under static state is locked, and reciprocating rolling is carried out on rack 15 by gear 16 so that even
Lever 14 realizes stretching motion because elevation angle inclined shaft 5 is rotated on connecting rod case 12.
As shown in Fig. 2, the self-locking device 4 is sheathed on one end of elevation angle inclined shaft 5, and it is connected with rotating mechanism 3；Should be certainly
Locking device 4 controls it to lock the azimuth position of rotating mechanism 3 by rotation control mechanism 9.
As shown in Figure 6 a, the driving mechanism 8 is connected with rotating mechanism 3, is sheathed on 5 one end of elevation angle inclined shaft, should
Driving mechanism 8 is mountable to the optional position of elevation angle inclined shaft 5 with rotating mechanism 3 so that the structure of photovoltaic bracket is simple, installation spirit
It is living.The sun is calculated in intraday running orbit according to astronomical formula, temporally programmed algorithm control driving mechanism 8 drives
Rotating mechanism 3 is rotated around elevation angle inclined shaft 5, so as to drive fixed frame 1 to rotate, from eastern restraining position (also referring to dead-center position), with
15 ° of direction position rotations westwards in the range of 0 ° to 180 ° per hour, when turning to some position, are locked by self-locking device
Rotating mechanism 3, to limit fixed frame orientation, tracks solar azimuth.The self-locking device is equipped with spacing in east position
Switch, it is therefore an objective to drive mechanism to be zeroed, accurately calculate angle；And limit switch also is provided with west position, the purpose is to prevent
Fixed frame exceeds 180 ° of rotation angles.In post sunset, sunray disappears, cannot generate electricity, fixed frame 1 is with rotating mechanism at this time
3 rotate around elevation angle inclined shaft 5, automatically from west position 180 ° to 0 ° go back to east position, be automatically stopped tracking operation.
As shown in Figure 6 b, running track from sun is calculated according to astronomical formula, made by seasonal variations driving rotary power unit 6
Elevation angle inclined shaft 5 is rotated around 10 vertex of support column, so as to drive linkage 7 reciprocal between elevation angle inclined shaft 5 and support column 10
Movement, and by the elevation location of the locking elevation angle inclined shaft 5 of linkage 7, to track sun altitude.When snowing, rotation
Power set 6 by rotation control mechanism control its drive elevation angle inclined shaft 5 rotate to 20 ° of elevation angle minimum angle, and be automatically stopped with
Track operates, and plane where the energy conversion part on fixed frame 1 is not formed blizzard.And at sunrise, system summary responses, from
It is dynamic to find the sun, realize track and localization.
As shown in Fig. 9, Figure 10, Figure 11, to utilize the photovoltaic bracket of said structure in Golmud of Qinghai area with different seasons
The movement locus schematic diagram of the section tracking sun (sunrise, noon, sunset moment), the longitude in Golmud of Qinghai geographical location：
94.9 °, latitude：36.41 °, direct north is set as that solar azimuth is 0 °.When at sunrise, photovoltaic bracket is parked in east position；
At this time it can be seen that sun early morning eastwardly rises, by rotation control mechanism programmed algorithm, send tracking and start order,
Running orbit on the day of calculating the sun according to astronomical formula, and surround elevation angle inclined shaft by seasonal variations driving rotary power unit
Support column vertex rotates clockwise, and drives linkage to be moved to fixed frame direction.Shape between elevation angle inclined shaft and support column vertex
Into the elevation angle, the angle at this elevation angle changes in the range of 20 ° to 90 °, and after the optimal elevation angle is turned to, rotation control mechanism, which is sent, to stop
Spin-ended turn of order so that elevation angle inclined shaft stopping acts, and locks the optimal elevation location by linkage, to track the sun
Elevation angle.Meanwhile running orbit in the sun one day is calculated according to astronomical formula, startup order is sent by rotation control mechanism,
So that self-locking device unclamps, temporally programmed algorithm control driving mechanism driving rotating mechanism is rotated around elevation angle inclined shaft,
So as to drive fixed frame to rotate, from eastern restraining position, with 0 ° to 180 ° scope, westwards direction position rotates, and tracks solar azimuth
Angle, and by constantly changing fixed frame azimuth and elevation angle, follow the trail of the optimized incidence of sunray.
As shown in figures 9 a-9 c, by taking spring and fall equinoxes day as an example, direct sunlight equator, track of sun moves on to equator overhead, too
When the positive sunshine-duration is 12 small.Azimuth range is the sun from sun to sun：89 ° to 271 °, elevation angle excursion
For：0 ° to 54 °, in sun sunrise at sunset, solar radiation quantity very little.In order to efficiently follow the trail of sun optimized incidence, in sunrise
When, the sun rises from positive east, and photovoltaic bracket is started for 90 ° with solar azimuth, and running track from sun is calculated by astronomical formula,
Coordinated between the parameter and position mechanism of programmed algorithm, by optimized incidence follow the trail of sunray, with 1 it is small when 15 ° rotation,
Real-time tracing solar azimuth.When at noon, the sun gradually westwards moves, and solar azimuth is 180 ° at this time, at sunset, too
Sun is fallen from positive west, and solar azimuth is 270 ° at this time, and fixed frame forms height fall during this time, and clearing apparatus is to too
Positive energy solar panel cleans once.In post sunset, sunray disappears, cannot generate electricity, rotation control mechanism programmed algorithm
Send startup order, control self-locking device unclamp, by driving mechanism drive rotating mechanism from west eastwards return east it is spacing after, east
Limit switch triggers, and driving mechanism zero, rotation control mechanism control algolithm, which is sent, at this time ceases and desist order, control self-locking device lock
Determine rotating mechanism, to limit fixed frame orientation, photovoltaic bracket is automatically stopped tracking operation.At this time photovoltaic bracket day out position again
Secondary formation height fall, cleaning agency clean a solar panel again.
As shown in Figure 10 a-10c, by taking the winter solstice as an example, the direct sunlight tropic of Capricorn, track of sun moves on to the south, and the sun is clear
Morning rises from the southeast, and dusk is fallen by southwest.The azimuth range of the sun from sun to sun is：119 ° are arrived
241 °, its elevation angle excursion is：0 ° to 30 °, at noon when, elevation angle be 30 °.As shown in figures 11a-11c, with the summer solstice
Exemplified by, the direct sunlight tropic of cancer, track of sun moves on to the North, and sun early morning rises from northeastward, and dusk is fallen by northwest
Under.The azimuth range of the sun from sun to sun is：60 ° to 300 °, its elevation angle excursion is：0 ° to 77 °.
Noon, elevation angle are 77 °.It can be seen from the above that photovoltaic bracket, when following the trail of solar azimuth, fixed frame is only in 0 ° to 180 ° model
Constantly change in different directions in enclosing, could realize the different azimuth of the tracking sun.Further, since seasonal variations, the sun
Elevation angle also changing, only by rotary power unit drive elevation angle inclined shaft constantly rotate, with realize fixed frame with support
The change of angle between the point of capital, could realize the different elevation angle of the tracking sun.By switching tracking too between effective range
Positive azimuth and elevation angle, and cleaning function is combined, ultimately form the photovoltaic bracket efficiently changed with luminous energy.
It should be noted last that the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted.Although ginseng
The present invention is described in detail according to embodiment, it will be understood by those of ordinary skill in the art that, to the technical side of the present invention
Case technical scheme is modified or replaced equivalently, without departure from the spirit and scope of technical solution of the present invention, it should all cover in the present invention
Right among.
Claims (3)
- A kind of 1. photovoltaic bracket realized luminous energy and efficiently changed, it is characterised in that including：Fixed frame (1), support column (10), turn Motivation structure (3), driving mechanism (8), elevation angle inclined shaft (5), rotary power unit (6) and rotation control mechanism (9)；The rotation Power set (6) are supported in the top of support column (10), and the elevation angle inclined shaft (5) is fixed on rotary power unit (6), should One end of elevation angle inclined shaft (5) is equipped with driving mechanism (8), and the fixed frame (1) is erected on along the axis direction of elevation angle inclined shaft (5) The top of elevation angle inclined shaft (5), for fixing solar panel；One end of the rotating mechanism (3) is fixed with fixed frame (1), Its other end is sheathed on elevation angle inclined shaft (5), and drives the rotating mechanism (3) to surround elevation angle inclined shaft (5) by driving mechanism (8) Rotate；Rotation control mechanism (9) the connection driving mechanism (8) and rotary power unit (6), the rotation control mechanism (9) Driving mechanism (8) and rotary power unit (6) is controlled to perform the side of rotating mechanism (3) respectively by the running track from sun of setting Parallactic angle rotates and the elevation angle of elevation angle inclined shaft (5) rotates so that sunray keeps vertical incidence on solar panel；The photovoltaic bracket further includes linkage (7)；The linkage (7) is fixed on elevation angle inclined shaft (5) and support column (10) between, which includes：Connecting rod case (12), supporting rod (13), interlocking lever (14), rack (15), gear (16) With connecting rod (17)；The bottom of the connecting rod case (12) is fixed on support column (10) by supporting rod (13), its top is worn Equipped with interlocking lever (14)；One end of the interlocking lever (14) is fixed with elevation angle inclined shaft (5), its other end is by connecting rod (17) with connecting The gear (16) set in rod box (12) is hinged；The gear (16) is nibbled with the rack (15) set on connecting rod case (12) inner wall Close, to lock the elevation location of elevation angle inclined shaft (5) under static state, and carried out back and forth on rack (15) by gear (16) Roll so that interlocking lever (14) realizes stretching motion because elevation angle inclined shaft (5) is rotated on connecting rod case (12).
- 2. the photovoltaic bracket according to claim 1 realized luminous energy and efficiently changed, it is characterised in that further include clearing apparatus (2), the clearing apparatus (2) includes：Roll hairbrush (19), two hairbrush slides (21), two mechanical switch (18) and gear Plate (20)；Two hairbrush slides (21) are arranged on the two of which relative edge of fixed frame (1), described two machineries Switch (18) is symmetrically disposed on centered on elevation angle inclined shaft (5) between the two other relative edge of fixed frame (1), the baffle (20) it is set up on elevation angle inclined shaft (5) so that baffle (20) turns to fixed frame (1) angle of setting because of mechanical switch (18) And extruding or release mechanism switch (18), and then trigger the mechanical switch (18) and perform the unlock for rolling hairbrush (19) and lock respectively Fixed operation；The rolling hairbrush (19) is arranged at the top for the solar panel that fixed frame (1) is supported, and along two hairs Brush slide (21) rolls.
- 3. the photovoltaic bracket according to claim 1 or 2 realized luminous energy and efficiently changed, it is characterised in that further include self-locking Device (4)；The self-locking device (4) is sheathed on one end of elevation angle inclined shaft (5), and is connected with rotating mechanism (3)；The self-locking fills Put (4) controls it to lock the azimuth position of rotating mechanism (3) by rotation control mechanism (9).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610755175.2A CN106130460B (en) | 2016-08-29 | 2016-08-29 | A kind of photovoltaic bracket realized luminous energy and efficiently changed |
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| CN201610755175.2A CN106130460B (en) | 2016-08-29 | 2016-08-29 | A kind of photovoltaic bracket realized luminous energy and efficiently changed |
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| CN106130460A CN106130460A (en) | 2016-11-16 |
| CN106130460B true CN106130460B (en) | 2018-05-04 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108327545A (en) * | 2018-03-03 | 2018-07-27 | 刘仕博 | A kind of electric vehicle solar charging device with folder function |
| CN108482111A (en) * | 2018-03-29 | 2018-09-04 | 金东吉 | A kind of electric vehicle solar charging device with folder function |
| CN108482134A (en) * | 2018-04-08 | 2018-09-04 | 范跃 | A kind of electric vehicle solar charging device based on machine learning |
| CN112234929A (en) * | 2020-11-11 | 2021-01-15 | 黄顺 | High conversion rate photovoltaic board support |
| CN113145512A (en) * | 2021-04-27 | 2021-07-23 | 中国华能集团清洁能源技术研究院有限公司 | Tracking type photovoltaic module cleaning device and cleaning method thereof |
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