CN110808709A - Photovoltaic board with automatic dust removal function - Google Patents
Photovoltaic board with automatic dust removal function Download PDFInfo
- Publication number
- CN110808709A CN110808709A CN201911188889.XA CN201911188889A CN110808709A CN 110808709 A CN110808709 A CN 110808709A CN 201911188889 A CN201911188889 A CN 201911188889A CN 110808709 A CN110808709 A CN 110808709A
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- fan
- rack
- shaped frame
- photovoltaic panel
- dust removal
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- 239000000428 dust Substances 0.000 title claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 30
- 238000013016 damping Methods 0.000 claims description 17
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 abstract description 12
- 238000006243 chemical reaction Methods 0.000 description 10
- 230000008602 contraction Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 238000010248 power generation Methods 0.000 description 5
- 239000011521 glass Substances 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/10—Cleaning arrangements
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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
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The invention provides a photovoltaic panel with an automatic dust removal function, which comprises a base, a support column vertically arranged on the base, two fan-shaped frames, a driving mechanism, a cleaning brush and an arc-shaped photovoltaic panel, wherein the photovoltaic panel is arranged between the two fan-shaped frames, the two fan-shaped frames are coaxially pivoted on the support column, the driving mechanism can drive the fan-shaped frames to swing towards two sides by taking the support column as a center line, an arc-shaped rack is arranged at the top of each fan-shaped frame, the cleaning brush and the fan-shaped frames are coaxially pivoted on the support column, a gear meshed with the rack is coaxially connected to a rotating shaft of the cleaning brush, and the cleaning brush corresponds to the upper surface of the photovoltaic panel in position. This photovoltaic board with automatic dust removal function sets up curved rack at the top of fan-shaped frame to set up the brush cleaner with rack toothing at the top of photovoltaic board, when the photovoltaic board angle swing, drive the brush cleaner rotation through the rack, thereby implement to clean the photovoltaic board top, prevent that photovoltaic board top from accumulating the dust.
Description
Technical Field
The invention relates to the technical field of solar photovoltaic, in particular to a photovoltaic panel with an automatic dust removal function.
Background
The solar photovoltaic power generation system utilizes a solar cell to generate direct current voltage through a photovoltaic effect, so that solar radiation energy is converted into electric energy to complete power generation. With the increasing attention of people on energy conservation and environmental protection, the photovoltaic industry obtains more and more development opportunities; among them, the popularity of the roof photovoltaic power generation system is rapidly increased in recent years, and the application range of the roof photovoltaic power generation system is not limited to various public buildings and special buildings, but also has a certain application in residential buildings of small-sized residents.
In order to optimize the light receiving efficiency of the photovoltaic panel, an arc-shaped photovoltaic panel appears in the market and can be adjusted in angle, for example, a curved solar photovoltaic panel disclosed in chinese patent publication No. CN106374005A includes a photoelectric conversion structure and an illumination adjustment structure, the photoelectric conversion structure includes at least one arc-shaped conversion unit, the conversion unit is tile-shaped and has a protruding structure pointing to the illumination adjustment structure direction from the photoelectric conversion structure, the conversion unit is arranged in an array form in which edge portions of the arc-shaped structure of the conversion unit are adjacent, and the photoelectric conversion structure and the illumination adjustment structure are arranged in a parallel stacking manner. The photovoltaic conversion structure formed by the conversion units with the arc structures increases the effective working area in unit area, plays a good role in dispersing irradiation, and has high solar energy utilization efficiency, high power generation efficiency and good heat dissipation performance. "
However, after the photovoltaic panel is used for a long time, a large amount of dust layers are accumulated on the top of the photovoltaic panel, which causes the reduction of the working efficiency of the photovoltaic panel, and the existing photovoltaic panel dust removing mechanism is directed to a flat photovoltaic panel, such as a photovoltaic panel dust removing system with chinese patent publication No. CN109167566A, which includes "a plurality of groups of photovoltaic panels and photovoltaic supports," the photovoltaic panel includes a frame, a glass cover plate and a heat absorbing plate, the glass cover plate is located on the upper end face of the frame, the heat absorbing plate is disposed in the frame, and the photovoltaic support is provided with a brush strip for cleaning dust on the surface of the glass cover plate and a driving assembly … … "for driving the brush strip to move, which drives the brush strip to linearly clean the surface of the photovoltaic panel by using a driving mechanism.
However, when facing the arc-shaped photovoltaic panel, the photovoltaic panel cleaning mechanism can only clean the flat photovoltaic tile, and cannot clean the arc-shaped and angle-adjusted photovoltaic panel.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a photovoltaic panel with an automatic dust removal function, and solves the problems in the background art.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a photovoltaic board with automatic dust removal function, includes support column, two fan-shaped framves, actuating mechanism, brush cleaner and curved photovoltaic board of base, vertical setting on the base, the photovoltaic board sets up between two fan-shaped framves, and two fan-shaped frame coaxial pin joints are on the support column, actuating mechanism can drive fan-shaped frame and use the support column as the central line swing towards both sides, the top of fan-shaped frame is provided with curved rack, brush cleaner and fan-shaped frame syntropy pin joint are on the support column, coaxial coupling has the gear with rack toothing in the pivot of brush cleaner, the brush cleaner is corresponding with the upper surface position of photovoltaic board.
Preferably, a convex sliding rail is arranged at the top of the fan-shaped frame, the rack is in sliding fit on the sliding rail through a concave sliding groove formed in the bottom of the rack, and pushing blocks used for pushing the rack are arranged at two ends of the top of the fan-shaped frame.
Preferably, the support column is provided with a resistance increasing mechanism capable of increasing the sliding resistance of the rack on the sliding rail.
Preferably, resistance-increasing mechanism includes curved fixed plate, sets up at the curved guide way of rack side, the guide way uses the articulated shaft of fan-shaped frame as centre of a circle arc setting, the one end of fixed plate is fixed on the support column, and other end slip adaptation is in the guide way, the locating hole has been seted up at the both ends of guide way, the spring chamber has been seted up towards the both ends of guide way one side to the fixed plate, the bottom in spring chamber has connected gradually spring two, location head from bottom to top, the location head can stretch out outside the spring chamber and corresponding with the position of locating hole.
Preferably, a vibration damping mechanism for reducing impact force is arranged on one side of each push block corresponding to the rack.
Preferably, the vibration damping mechanism comprises a vibration damping head, a first spring and a contraction cavity formed in the push block, the contraction cavity is formed in one side, facing the rack, of the push block, the first spring and the vibration damping head are arranged in the contraction cavity from bottom to top, and the vibration damping head is exposed out of the contraction cavity and corresponds to the end portion of the rack.
Preferably, the driving mechanism comprises a motor, an eccentric wheel and a connecting rod, one end of the eccentric wheel is connected with the motor, the other end of the eccentric wheel is hinged with the connecting rod, and the other end of the connecting rod is hinged to the dividing line of the fan-shaped frame.
(III) advantageous effects
The invention provides a photovoltaic panel with an automatic dust removal function. The method has the following beneficial effects:
1. this photovoltaic board with automatic dust removal function sets up curved rack at the top of fan-shaped frame to set up at the top of photovoltaic board and rack toothing's brush cleaner, when photovoltaic board angle swing, drive the brush cleaner through the rack and rotate, thereby implement to clean the photovoltaic board top, prevent photovoltaic board top accumulation dust, improve photovoltaic board work efficiency greatly.
Drawings
FIG. 1 is a side isometric view of the present invention;
FIG. 2 is a front isometric view of the present invention;
FIG. 3 is a cross-sectional view of a push block of the present invention;
FIG. 4 is a schematic structural diagram of the resistance increasing mechanism of the present invention;
FIG. 5 is a clockwise driving state diagram of the fan frame of the present invention;
FIG. 6 is a state diagram of the present invention in which the rack is pushed clockwise by the push block;
FIG. 7 is a counterclockwise driving state diagram of the segment frame of the present invention;
fig. 8 is a state diagram of the rack pushed counterclockwise by the pushing block of the present invention.
In the figure: the device comprises a base 1, a support column 2, a fan-shaped frame 3, a driving mechanism 4, a motor 41, an eccentric wheel 42, a connecting rod 43, a sliding rail 5, a rack 6, a push block 7, a vibration damping mechanism 8, a vibration damping head 81, a contraction cavity 82, a spring I83, a resistance increasing mechanism 9, a fixing plate 91, a guide groove 92, a positioning hole 93, a spring cavity 94, a positioning head 95, a spring II 96, a cleaning brush 10, a gear 11 and a photovoltaic panel 12.
Detailed Description
The embodiment of the invention provides a photovoltaic panel with an automatic dust removal function, which comprises a base 1, a support column 2 vertically arranged on the base 1, two fan-shaped frames 3, a driving mechanism 4, a cleaning brush 10 and an arc-shaped photovoltaic panel 12 as shown in figures 1-8.
Is mounted on a roof or a building by means of a base 1.
The included angle between the two sides of the fan-shaped frame 3 is 90-135 degrees. And most preferably 135. Two fan-shaped framves 3 coaxial pin joint are on support column 2, and photovoltaic board 12 sets up between two fan-shaped framves 3, and the arc centre of a circle of photovoltaic board 12 is located the axis of the pin joint axle of fan-shaped frame 3.
As shown in fig. 1, the driving mechanism 4 can drive the fan frame 3 to swing toward both sides with the support column 2 as a center line.
The driving mechanism 4 comprises a motor 41, an eccentric wheel 42 and a connecting rod 43, wherein the motor 41 is arranged on the base 1, one end of the eccentric wheel 42 is connected with the motor 41, the other end of the eccentric wheel 42 is hinged with the connecting rod 43, and the other end of the connecting rod 43 is hinged on the dividing line of the fan-shaped frame 3. The motor 41 can drive the eccentric wheel 42 to eccentrically rotate around the output shaft of the motor, and the eccentric wheel 42 drives the fan-shaped frame 3 to swing towards two sides by taking the uniform line as a central line through the connecting rod 43. The motor 41 rotates once every 24 hours, and the sun just rises to be in the state shown in fig. 6.
As shown in fig. 2, an arc-shaped rack 6 is arranged at the top of the fan-shaped frame 3, and the arc center of the rack 6 is located on the pivot axis of the fan-shaped frame 3. The angle between the two sides of the rack 6 is 60 degrees.
As shown in fig. 2, the cleaning brush 10 and the fan-shaped frame 3 are pivoted on the supporting column 2 in the same direction, a gear 10 meshed with the rack 6 is coaxially connected to a rotating shaft of the cleaning brush 10, and the cleaning brush 10 corresponds to the upper surface of the photovoltaic panel 12.
When the fan-shaped frame 3 swings towards two sides, the rack 6 at the top of the fan-shaped frame 3 can drive the gear 11 to rotate, and the gear 10 rotates to drive the cleaning brush 10 to rotate to clean the surface of the photovoltaic panel 12.
The top of the fan-shaped frame 3 is provided with a convex slide rail 5, the rack 6 is in sliding fit on the slide rail 5 through a concave slide groove arranged at the bottom of the rack, and two ends of the top of the fan-shaped frame 3 are provided with push blocks 7 used for pushing the rack 6. By the design, the photovoltaic panel 12 is in a static state at 37.5 degrees before the direction change rotation of the fan-shaped frame 3, and the rack 6 and the photovoltaic panel 12 are driven to rotate only when the fan-shaped frame 3 rotates by more than 37.5 degrees. The reason is that: the fan-shaped frame 3 needs to swing, so the fan-shaped frame 3 has a 135 degree difference angle with the horizon line of 45 degrees, as shown in fig. 6-7, in order to overcome the time that the solar irradiation angle is 0-45 degrees, the photovoltaic panel 12 is in a static state, and the photovoltaic panel 12 can fully receive light.
If the photovoltaic panels 12 rotate synchronously with the fan-shaped frame 3, when the sun irradiation angle is 45 °, the photovoltaic panels 12 are in the state shown in fig. 1, and half of the photovoltaic panels 12 cannot receive light.
In order to prevent the rack 6 from synchronously rotating when the fan-shaped frame 3 initially rotates, a resistance increasing mechanism 9 capable of increasing the sliding resistance of the rack 6 on the sliding rail 5 is arranged on the supporting column 2.
As shown in fig. 4, the resistance increasing mechanism 9 includes an arc-shaped fixing plate 91, an arc-shaped guide groove 92 provided on a side surface of the rack 6, the guide groove 92 is arc-shaped with a hinge shaft of the fan-shaped frame 3 as a center, one end of the fixing plate 91 is fixed on the support column 2, the other end is slidably fitted in the guide groove 92, positioning holes 93 are provided at two ends of the guide groove 92, spring cavities 94 are provided at two ends of the fixing plate 91 facing one surface of the guide groove 92, a second spring 96 and a positioning head 95 are sequentially connected to the bottom of the spring cavities 94 from bottom to top, and the positioning head 95 can extend out of the spring cavities 94 and correspond to the positioning holes 93.
As shown in fig. 5, when the pushing block 7 drives the rack 6 to move to the position where the positioning head 95 is matched with the positioning hole 93, the positioning head 95 extends into the positioning hole 93 under the action of the second spring 96, and when the fan-shaped frame 3 rotates in the reverse direction, the positioning head 95 supports the rack 6, so that the rack 6 is static relative to the fan-shaped frame 3, and as shown in fig. 6, when the pushing block 7 touches the rack 6, the rack 6 starts to be driven to rotate.
As shown in fig. 1, a side of each push block 7 corresponding to the rack 6 is provided with a damping mechanism 8 for reducing the impact force. The push block 7 is prevented from impacting the rack 6 too much.
The damping mechanism 8 comprises a damping head 81, a first spring 83 and a contraction cavity 82 arranged on the push block 7, the contraction cavity 82 is arranged on one side, facing the rack 6, of the push block 7, the first spring 83 and the damping head 81 are arranged in the contraction cavity 82 from bottom to top, and the damping head 81 is exposed out of the contraction cavity 82 and corresponds to the end position of the rack 6.
The working principle is as follows: in the initial state, as shown in fig. 6, the sun is in the horizon position. Then, as shown in fig. 7, the fan-shaped rack 3 gradually rotates counterclockwise, at this time, the rack 6 is at rest under the resistance of the positioning head 95, and the photovoltaic panel 12 receives the sunlight. As shown in fig. 8, when the sun irradiation angle exceeds 45 °, the pushing block 7 contacts the rack 6, the pushing block 7 starts to drive the rack 6 to move, and the photovoltaic panel 12 on the rack 6 always faces the sun from the front.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a photovoltaic board with automatic dust removal function which characterized in that: including support column (2), two fan-shaped frame (3), actuating mechanism (4), brush cleaner (10) and curved photovoltaic board (12) of base (1), vertical setting on base (1), photovoltaic board (12) set up between two fan-shaped frame (3), and two fan-shaped frame (3) coaxial pin joints are on support column (2), actuating mechanism (4) can drive fan-shaped frame (3) and use support column (2) as the central line towards both sides swing, the top of fan-shaped frame (3) is provided with curved rack (6), brush cleaner (10) and fan-shaped frame (3) syntropy pin joint are on support column (2), coaxial coupling has gear (10) with rack (6) meshing in the pivot of brush cleaner (10), brush cleaner (10) are corresponding with the upper surface position of photovoltaic board (12).
2. The photovoltaic panel with the automatic dust removal function according to claim 1, wherein: the top of the fan-shaped frame (3) is provided with a convex sliding rail (5), the rack (6) is in sliding fit on the sliding rail (5) through a concave sliding groove formed in the bottom of the rack, and two ends of the top of the fan-shaped frame (3) are provided with push blocks (7) used for pushing the rack (6).
3. The photovoltaic panel with the automatic dust removal function according to claim 2, wherein: and a resistance increasing mechanism (9) capable of increasing the sliding resistance of the rack (6) on the sliding rail (5) is arranged on the supporting column (2).
4. The photovoltaic panel with the automatic dust removal function according to claim 3, wherein: resistance-increasing mechanism (9) include curved fixed plate (91), set up in curved guide way (92) of rack (6) side, guide way (92) use the articulated shaft of fan-shaped frame (3) to set up as centre of a circle arc, the one end of fixed plate (91) is fixed on support column (2), and other end sliding adaptation is in guide way (92), locating hole (93) have been seted up at the both ends of guide way (92), spring chamber (94) have been seted up towards the both ends of guide way (92) one side in fixed plate (91), the bottom in spring chamber (94) has connected gradually spring two (96), location head (95) from bottom to top, location head (95) protractile spring chamber (94) are outer and corresponding with the position of locating hole (93).
5. The photovoltaic panel with the automatic dust removal function according to claim 2, wherein: and a vibration damping mechanism (8) for reducing impact force is arranged on one side of each push block (7) corresponding to the rack (6).
6. The photovoltaic panel with the automatic dust removal function according to claim 5, wherein: damping mechanism (8) are including damping head (81), spring (83) and set up shrink chamber (82) on ejector pad (7), shrink chamber (82) are set up in ejector pad (7) one side towards rack (6), in spring (83), damping head (81) were provided with shrink chamber (82) from bottom to top, damping head (81) expose outside shrink chamber (82) and corresponding with the tip position of rack (6).
7. The photovoltaic panel with the automatic dust removal function according to claim 1, wherein: actuating mechanism (4) include motor (41), eccentric wheel (42), connecting rod (43), the one end of eccentric wheel (42) links to each other with motor (41), and the other end is articulated with connecting rod (43), the other end of connecting rod (43) articulates on the equipartition line of fan-shaped frame (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911188889.XA CN110808709A (en) | 2019-11-28 | 2019-11-28 | Photovoltaic board with automatic dust removal function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911188889.XA CN110808709A (en) | 2019-11-28 | 2019-11-28 | Photovoltaic board with automatic dust removal function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110808709A true CN110808709A (en) | 2020-02-18 |
Family
ID=69491844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911188889.XA Withdrawn CN110808709A (en) | 2019-11-28 | 2019-11-28 | Photovoltaic board with automatic dust removal function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110808709A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111431470A (en) * | 2020-03-09 | 2020-07-17 | 海宁市富连机械有限公司 | Angle-adjustable photovoltaic module capable of cleaning simultaneously |
| CN111431471A (en) * | 2020-03-09 | 2020-07-17 | 海宁市富连机械有限公司 | Movable and clean photovoltaic system |
| CN112367015A (en) * | 2020-11-10 | 2021-02-12 | 许文杰 | Windproof self-cleaning solar support structure |
| CN112398438A (en) * | 2020-11-13 | 2021-02-23 | 张松周 | Photovoltaic module that uses under northern area cold environment |
| CN114305017A (en) * | 2022-01-21 | 2022-04-12 | 衢州职业技术学院 | Artwork display device and method |
| CN114749448A (en) * | 2022-03-19 | 2022-07-15 | 张有女 | Protective equipment capable of enabling photovoltaic panel to be automatically folded at night |
-
2019
- 2019-11-28 CN CN201911188889.XA patent/CN110808709A/en not_active Withdrawn
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111431470A (en) * | 2020-03-09 | 2020-07-17 | 海宁市富连机械有限公司 | Angle-adjustable photovoltaic module capable of cleaning simultaneously |
| CN111431471A (en) * | 2020-03-09 | 2020-07-17 | 海宁市富连机械有限公司 | Movable and clean photovoltaic system |
| CN112367015A (en) * | 2020-11-10 | 2021-02-12 | 许文杰 | Windproof self-cleaning solar support structure |
| CN112398438A (en) * | 2020-11-13 | 2021-02-23 | 张松周 | Photovoltaic module that uses under northern area cold environment |
| CN112398438B (en) * | 2020-11-13 | 2022-04-01 | 无锡云程电力科技有限公司 | Photovoltaic module that uses under northern area cold environment |
| CN114305017A (en) * | 2022-01-21 | 2022-04-12 | 衢州职业技术学院 | Artwork display device and method |
| CN114749448A (en) * | 2022-03-19 | 2022-07-15 | 张有女 | Protective equipment capable of enabling photovoltaic panel to be automatically folded at night |
| CN114749448B (en) * | 2022-03-19 | 2023-10-17 | 湖北熠能电力工程有限公司 | Protective equipment capable of enabling photovoltaic panel to be automatically folded at night |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200218 |
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| WW01 | Invention patent application withdrawn after publication |