CN110729958A - Device and method for maintaining photovoltaic panel - Google Patents
Device and method for maintaining photovoltaic panel Download PDFInfo
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- CN110729958A CN110729958A CN201910842121.3A CN201910842121A CN110729958A CN 110729958 A CN110729958 A CN 110729958A CN 201910842121 A CN201910842121 A CN 201910842121A CN 110729958 A CN110729958 A CN 110729958A
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- photovoltaic panel
- chain
- cleaning
- assembly
- maintaining
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000004140 cleaning Methods 0.000 claims abstract description 137
- 238000012423 maintenance Methods 0.000 claims abstract description 31
- 238000004804 winding Methods 0.000 claims abstract description 20
- 230000000712 assembly Effects 0.000 claims abstract description 8
- 238000000429 assembly Methods 0.000 claims abstract description 8
- 230000005611 electricity Effects 0.000 claims abstract description 8
- 239000004744 fabric Substances 0.000 claims description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 14
- 238000005096 rolling process Methods 0.000 claims description 8
- 238000010248 power generation Methods 0.000 abstract description 13
- 239000000428 dust Substances 0.000 description 21
- 230000000694 effects Effects 0.000 description 18
- 238000009434 installation Methods 0.000 description 16
- 239000003344 environmental pollutant Substances 0.000 description 13
- 231100000719 pollutant Toxicity 0.000 description 13
- 235000009537 plain noodles Nutrition 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 210000002700 urine Anatomy 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000001579 optical reflectometry Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Images
Classifications
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- B08B1/12—
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- B08B1/32—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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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
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
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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
- 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)
- Cleaning In General (AREA)
Abstract
The invention discloses a device and a method for maintaining a photovoltaic panel, and belongs to the field of maintenance of photovoltaic power generation equipment. Wherein, a device of maintaining photovoltaic panel includes: photovoltaic panel installs the maintenance device in photovoltaic panel shady face, with the master control computer of maintaining the device electricity and being connected to and install the photosensitive sensor who maintains the device top, it includes to maintain the device: the photovoltaic panel cleaning device comprises chain and sprocket assemblies arranged on two sides of a photovoltaic panel, a cleaning assembly fixedly arranged on the chain and sprocket assemblies, and a winding drum assembly fixedly arranged at one end of the chain and sprocket assemblies, wherein the cleaning assembly is matched with the winding drum assembly, the cleaning assembly and the winding drum assembly are positioned on a backlight surface of the photovoltaic panel, and the cleaning assembly is matched with the photovoltaic panel; according to the photovoltaic panel cleaning and maintaining device, the photovoltaic panel is cleaned and maintained through the matching of the cleaning component and the winding drum component, and the cleaning component and the winding drum component are located on the backlight surface of the photovoltaic panel when the photovoltaic panel works, so that the normal work of the photovoltaic panel is guaranteed.
Description
Technical Field
The invention relates to the field of maintenance of photovoltaic power generation equipment, in particular to a device and a method for maintaining a photovoltaic panel.
Background
Solar power generation is used as a clean, safe and reliable new energy, the main principle is that according to the photovoltaic effect, the photovoltaic panel made of silicon materials is subjected to photoelectric conversion by utilizing the characteristic that electric energy is generated by irradiation of sunlight, the light receiving effect of the photovoltaic panel can be influenced under the condition that pollutants are contaminated on the surface of the photovoltaic panel to influence the power generation efficiency of the photovoltaic panel, and the pollutants on the surface of the photovoltaic panel are mainly pollutants formed by mixing dew and dust formed by temperature drop at night.
The existing technology for cleaning the photovoltaic panel is to arrange a cleaning device on the surface of the photovoltaic panel to clean the photovoltaic panel, and the technology can form shadows on the surface of the photovoltaic panel when the photovoltaic panel works in daytime, so that the power generation efficiency of the photovoltaic panel is influenced.
Therefore, it is necessary to provide a device which can clean and maintain the dust on the photovoltaic panel, and can ensure the power generation efficiency of the photovoltaic panel without affecting the normal operation of the photovoltaic panel.
Disclosure of Invention
The purpose of the invention is as follows: the device and the method for maintaining the photovoltaic panel are provided to solve the problems in the prior art.
The technical scheme is as follows: an apparatus for maintaining a photovoltaic panel comprising: photovoltaic panel installs the maintenance device in photovoltaic panel shady face, with the master control computer of maintaining the device electricity and being connected to and install the photosensitive sensor who maintains the device top, it includes to maintain the device: the photovoltaic module comprises chain and sprocket assemblies arranged on two sides of the photovoltaic panel, a cleaning assembly fixedly arranged on the chain and sprocket assemblies and a winding drum assembly fixedly arranged at one end of the chain and sprocket assemblies.
Wherein, be equipped with between clean subassembly and the chain sprocket subassembly with photovoltaic panel matched with interval, clean subassembly cooperatees with the reel subassembly, clean subassembly and reel subassembly are located photovoltaic panel's the backlight face, clean subassembly cooperatees with photovoltaic panel, clean subassembly, chain sprocket subassembly and photosensitive sensor all are connected with the main control computer electricity.
In a further embodiment, the cleaning assembly and the chain and sprocket assembly are fixedly connected through a mounting plate, at least two pairs of mounting nodes on the chain and sprocket assembly are hinged with the mounting plate, and each pair of mounting nodes corresponds to each other.
Because the work of the chain and sprocket wheel assembly rotates around the sprocket wheel, in order to ensure the normal work of the chain and sprocket wheel assembly, the installation nodes are hinged, the work of the cleaning assembly and the shielding cloth needs to do curvilinear motion around the photovoltaic panel, and the work and the operation of the cleaning assembly and the shielding cloth are stable, so that the cleaning assembly and the chain and sprocket wheel assembly are connected through the installation plate, at least two installation nodes are arranged on the upper chain and the lower chain of the chain and sprocket wheel assembly, at least two pairs of installation nodes on the chain and sprocket wheel assembly are hinged with the installation plate, and each pair of installation nodes correspond to each other, and the work of the cleaning assembly and the shielding cloth can be stable under the condition that the normal work of the chain and sprocket wheel assembly is not influenced.
In a further embodiment, the cleaning assembly comprises a cleaning brush abutted against the light facing surface of the photovoltaic panel, an atomizer mounted above the cleaning brush, and dryers mounted on two sides of the cleaning brush, wherein the atomizer and the dryers are both electrically connected with a master control computer.
The cleaning brush, the atomizer and the dryer in the cleaning assembly can be controlled by the main control computer to clean and maintain the light facing surface of the photovoltaic panel.
In a further embodiment, the cleaning brush is a plurality of roller brushes, and the roller brushes are in rolling connection with the light facing surfaces of the photovoltaic panels.
Use the cylinder brush to carry out rolling friction as the cleaning brush on the sunny side of photovoltaic panel, can reduce the friction loss to the sunny side of photovoltaic panel, the pollutant in the city is mostly the dust moreover, so use the adsorption affinity of cylinder brush self to clean the dust.
In another embodiment, the cleaning brush is a plurality of disc brushes, the disc brushes are further rotatably connected with motors, the disc brushes are abutted against the sunny side of the photovoltaic panel, and the motors are electrically connected with the master control computer.
Use the disc brush as cleaning brush to drive the disc brush rotation with the motor and reach and carry out clear effect to the sunny side of photovoltaic panel, can apply the revolving force to the pollutant of the sunny side of photovoltaic panel and reach clear effect, compare in the adsorption affinity that relies on the cylinder brush and clean the dust of the sunny side of photovoltaic panel, the disc brush can be cleaned birds excrement and urine, more suitable birds more field usage can reach better clean effect.
In a further embodiment, the atomizer comprises a water tank arranged on the backlight surface of the photovoltaic panel and an atomizer communicated with the water tank, wherein the atomizer is arranged above the cleaning brush.
In order to strengthen the cleaning effect of cleaning brush to the photovoltaic panel, so install atomizer in the top of cleaning brush, all clean brush and photovoltaic panel through atomizer and carry out moist clean, so install the surface of a poor light at the photovoltaic panel with the water tank in order to avoid lightening the weight of clean subassembly and avoiding the water tank to influence the luminous efficacy of photovoltaic panel.
The desicator is including installing the air-blower at photovoltaic panel shady face to and the air outlet with the air-blower intercommunication, the both sides at the cleaning brush are installed to the air outlet, the air outlet is towards the cleaning brush, the air-blower is connected with the main control computer electricity.
Because clean although can strengthen clean effect through atomizer and cleaning brush to the smooth surface of photovoltaic panel, can leave water stain and expose in the air at the smooth surface of photovoltaic panel and adsorbed the dust for a long time and form the generating efficiency that the pollutant influences photovoltaic panel once more, so carry out drying process to water stain through main control computer control air-blower and air outlet.
And the air outlet can control the dust on the cleaning brush in the cleaning assembly towards the cleaning brush, and the dust can be prevented from flying out of the cleaning assembly and being incapable of being controlled and easily attached to the light facing surface of the photovoltaic panel to form pollutants to influence the power generation efficiency of the photovoltaic panel, so that the air outlet controls the cleaned dust in the cleaning assembly towards the cleaning brush.
In a further embodiment, the winding drum assembly comprises a material receiving drum in rotary connection with the chain and chain wheel assembly, and shielding cloth with one end in rotary connection with the material receiving drum, the other end of the shielding cloth is fixedly connected with the cleaning assembly, and the width and the length of the shielding cloth are both larger than those of the photovoltaic panel.
At night, under the condition of cloudy day or bad weather, do not need photovoltaic panel work, still need to protect photovoltaic panel this moment, so cover through the width that width and length all are greater than photovoltaic panel and the cloth that shields of length and can protect photovoltaic panel on photovoltaic panel's the smooth surface, and make reel subassembly receive the feed cylinder and chain sprocket assembly rotate to be connected and can guarantee to shield cloth and can not exert the resistance to shielding cloth when following clean subassembly and cover photovoltaic panel's smooth surface, it can make to shield cloth winding reach the effect of packing up and not influencing the normal work of photovoltaic panel to shield the feed cylinder when following clean subassembly and getting back to photovoltaic panel's backlight surface to receive the feed cylinder.
In a further embodiment, a roller is further installed between the cleaning assembly and the winding drum assembly, the roller is in rolling connection with the shielding cloth, the roller is fixedly installed on the outer sides of the chain and chain wheel assembly and the photovoltaic panel, and the vertex height of the roller is matched with the light facing surface of the photovoltaic panel.
Because the shielding cloth is made of flexible materials, the problem that the shielding cloth, the photovoltaic panel and the chain wheel chain component are abraded due to the fact that the shielding cloth and the edge of the photovoltaic panel and the chain wheel chain component are rubbed easily occurs in the process that the cleaning component drives the shielding cloth to cover the light facing surface of the photovoltaic panel.
And in order to prevent the roller from generating shadow on the photovoltaic panel to influence the luminous efficiency of the photovoltaic panel, the vertex of the roller is arranged below the light-facing surface of the photovoltaic panel.
In a further embodiment, a maintenance method of an apparatus for maintaining a photovoltaic panel includes: at daytime, the photosensitive sensor detects that the light intensity is higher than the preset value intensity, and when the photovoltaic panel can normally work, the maintenance device does not receive the pause work instruction of the main control computer, and the chain and chain wheel assembly of the maintenance device drives the cleaning assembly to move to one end of the backlight surface of the photovoltaic panel, so that the shielding cloth is wound on the material receiving barrel, and the normal work of the photovoltaic panel is ensured.
At night or on a cloudy day, the photosensitive sensor detects that the light intensity is lower than the preset intensity, when the photovoltaic panel cannot normally work, the maintenance device does not receive a continuous work instruction of the main control computer, the chain and chain wheel assembly of the maintenance device drives the cleaning assembly to pass through the light-facing surface of the photovoltaic panel and move to the other end of the backlight surface of the photovoltaic panel, and the photovoltaic panel is covered with the shielding cloth to protect the photovoltaic panel.
When severe weather harms the safety of the photovoltaic panel in daytime, a worker sends an instruction for suspending the work of the photovoltaic panel to the maintenance device through the master control computer, and the chain and chain wheel assembly of the maintenance device drives the cleaning assembly to pass through the light facing surface of the photovoltaic panel and move to the other end of the backlight surface of the photovoltaic panel to shield the photovoltaic panel and cover the photovoltaic panel to protect the photovoltaic panel.
When the photovoltaic panel needs to be maintained at night, a worker sends an instruction of normal work of the photovoltaic panel to the maintenance device through the main control computer, the chain and chain wheel assembly of the maintenance device drives the cleaning assembly to work to one end of the backlight surface of the photovoltaic panel, the shielding cloth is wound on the material collecting barrel, and the worker is guaranteed to normally maintain the photovoltaic panel.
Has the advantages that: the invention discloses a device and a method for maintaining a photovoltaic panel, wherein the device for maintaining the photovoltaic panel can prevent the photovoltaic panel from being infected with dust and clean and maintain the dust, and can not influence the normal work of the photovoltaic panel and ensure the power generation efficiency of the photovoltaic panel; normally work at the photovoltaic panel, hide in the shady face of photovoltaic panel when cleaning device does not use, solved prior art photovoltaic panel during operation daytime can form the shadow on the surface of photovoltaic panel, influence the generating efficiency's of photovoltaic panel problem.
When meetting night, special weather photovoltaic panel such as cloudy day and sleet hail can't normally be worked, surface to the plain noodles of photovoltaic panel is cleaned through clean subassembly, and shield photovoltaic panel's to the plain noodles surface through shielding cloth after clean, keep apart with outside air, dew and dust contact in the air when night and cloudy day have been avoided, reach clean effect of maintaining, shield photovoltaic panel's to the plain noodles surface through the isolation cloth when special weather such as sleet hail, keep apart with outside air, the effect of maintaining is protected to photovoltaic panel's to the plain noodles surface has been reached.
Drawings
Fig. 1 is a schematic structural view of a photovoltaic panel of the present invention when not in operation.
Fig. 2 is a schematic structural diagram of the photovoltaic panel of the present invention in operation.
Fig. 3 is a schematic view of the internal connection structure of the present invention.
Fig. 4 is a schematic view of the assembled structure of the present invention.
The reference numerals shown in fig. 1 to 4 are: photovoltaic panel 1, maintenance device 2, photosensor 3, master control computer 4, chain sprocket subassembly 21, cleaning assembly 22, reel subassembly 23, mounting panel 221, cleaning brush 222, desicator 223, atomizer 224, shield cloth 231, roller 232, first air outlet 2231, second air outlet 2232, air-blower 2233, first atomizer 2241, second atomizer 2242, water tank 2243.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the invention.
Through research and analysis of the applicant, most of the existing photovoltaic panels are cleaned manually, and one reason that the photovoltaic panels with cleaning mechanisms are not popularized yet is that the existing cleaning devices for the photovoltaic panels with cleaning functions are installed on the light-facing surfaces of the photovoltaic panels, and shadow can be formed on the surfaces of the photovoltaic panels during working of the photovoltaic panels in the daytime, so that the power generation efficiency of the photovoltaic panels is influenced.
The applicant finds that pollutants on the surface of the photovoltaic panel mainly come from pollutants formed by mixing dew and dust formed by temperature drop at night, so that the applicant utilizes the photovoltaic panel to clean the surface of the photovoltaic panel through the cleaning component when the photovoltaic panel does not work at night, cleans the photovoltaic panel once again before the photovoltaic panel starts to work so as to ensure the cleaning quality, and hides the cleaning component on the backlight surface of the photovoltaic panel after the photovoltaic panel starts to work, so that the normal work of the photovoltaic panel can not be influenced, and the power generation efficiency of the photovoltaic panel is ensured.
An apparatus for maintaining a photovoltaic panel comprising: photovoltaic panel 1, maintenance device 2, photosensitive sensor 3, master control computer 4, chain sprocket subassembly 21, cleaning component 22, reel subassembly 23, mounting panel 221, cleaning brush 222, desicator 223, atomizer 224, shielding cloth 231.
Wherein, maintain device 2 and install the backlight face at photovoltaic panel 1, maintain device 2 and include chain sprocket assembly 21, clean subassembly 22 and reel subassembly 23, chain sprocket assembly 21 includes the motor, with four sprockets of motor rotation connection to and with two chains of sprocket rotation connection, each chain is the both sides at photovoltaic panel 1's backlight face for a set of chain sprocket assembly 21 with two sprockets.
In the embodiment shown in fig. 1, 2, 3 and 4, the cleaning assembly 22 comprises: cleaning frame, cleaning brush 222, atomizer 224 and desicator 223, cleaning brush 222 installs the bottom intermediate position at cleaning frame, atomizer 224 installs the upper end both sides at cleaning frame, moisten photovoltaic panel 1 and cleaning brush 222 and reach the effect of strengthening the cleaning quality, desicator 223 installs the bottom both sides at cleaning frame, be located cleaning brush 222's both sides, dry photovoltaic panel 1 after the cleaning, avoid photovoltaic panel 1 to remain water liquid and mix with the dust in the air again and form secondary pollution.
The winding drum component 23 is installed at one end of the chain and chain wheel component 21 on the backlight surface of the photovoltaic panel 1, is rotatably connected with the chain and chain wheel component 21 and is matched with the cleaning component 22, the winding drum component 23 comprises a material receiving drum rotatably connected with the chain and chain wheel component 21 and shielding cloth 231, one end of the shielding cloth is rotatably connected with the material receiving drum, the other end of the shielding cloth is fixedly connected with a cleaning frame of the cleaning component 22, the width and the length of the shielding cloth 231 are both larger than those of the photovoltaic panel 1, wherein in order to achieve a good folding and unfolding effect, the shielding cloth 231 is composed of aluminum foil cloth formed by aluminum foil conductive cloth and thermosol, the surface of the aluminum foil after being compounded is smooth and flat, the light reflectivity is high, the longitudinal and transverse tensile strength is large, air tightness is realized. The photovoltaic panel has the characteristics of high shading rate, strong toughness of materials, low price and the like, and the characteristics of the flexible materials can provide protection for the photovoltaic panel 1 under the condition of not damaging the photovoltaic panel 1. At night, under the condition of cloudy day or bad weather, do not need photovoltaic panel 1 work, still need protect photovoltaic panel 1 this moment, so cover through width and the shielding cloth 231 that length all is greater than photovoltaic panel 1's width and length and can protect photovoltaic panel 1 on photovoltaic panel 1's the plain noodles, and make reel subassembly 23's receipts feed cylinder rotate with chain sprocket assembly 21 and be connected and can guarantee to cover cloth 231 and cover when following clean subassembly 22 and cover on photovoltaic panel 1's the plain noodles, the receipts feed cylinder can not exert the resistance to shielding cloth 231, cover cloth 231 and can make shielding cloth 231 twine to reach the effect of packing up on the receipts feed cylinder and not influencing photovoltaic panel 1 normal work when following clean subassembly 22 and getting back to the backlight face of photovoltaic panel 1 when shielding cloth 231.
Still install photosensitive sensor 3 on the top of maintaining device 2, because at night, under the condition of cloudy day or bad weather, do not need photovoltaic panel 1 during operation, protect photovoltaic panel 1 through shielding cloth 231, even arrived the environment that has satisfied photovoltaic panel 1 work, photovoltaic panel 1 also can't normally work, so need install photosensitive sensor 3 on the top of maintaining device 2, whether the operating requirement of photovoltaic panel 1 is satisfied to the illumination intensity that uses photosensitive sensor 3 response environment, make when satisfying photovoltaic panel 1's operating requirement shield cloth 231 retrieve into reel subassembly 23, guarantee photovoltaic panel 1's normal work.
Whether normal work that satisfies photovoltaic panel 1 through photosensitive sensor 3 only can detect illumination intensity, and can't obtain detecting in bad weather such as sleet hail, so still install main control computer 4 to make cleaning assembly 22, chain sprocket subassembly 21, photosensitive sensor 3 and the atomizer and the desicator 223 in the cleaning assembly 22 in the maintenance device 2 all be connected with main control computer 4 electricity.
The assembling process comprises the steps of firstly, fixedly connecting two ends of a cleaning component 22 with a chain and chain wheel component 21 by using screws, then, rotationally connecting a winding drum component 23 with the chain and chain wheel component 21 by using a key connection, fixedly connecting the cleaning component 22 with a shielding cloth 231 by using screws, thus finishing the assembly of the maintenance device 2, then, fixedly installing the photovoltaic panel 1 on the ground by using expansion screws so that the photovoltaic panel 1 normally works, then, installing the chain and chain wheel component 21 on two sides of the backlight surface of the photovoltaic panel 1 by using screws, wherein when the cleaning component 22 is installed, a gap matched with the photovoltaic panel 1 is reserved between the cleaning component 22 and the chain and chain wheel component 21, the winding drum component 23 and the chain and chain wheel component 21 are both positioned on the backlight surface of the photovoltaic panel 1, and then, enabling the cleaning component 22 to be positioned on the backlight surface of the photovoltaic panel 1 close to one end of the winding, or the cleaning component 22 is required to be positioned at one end of the backlight surface of the photovoltaic panel 1 far away from the winding drum component 23, then the photosensitive sensor 3 is installed at the top end of the maintenance device 2 by using screws, and finally the cleaning component 22, the chain and sprocket component 21 and the photosensitive sensor 3 are all electrically connected with the main control computer 4 by using wires.
The working principle is as follows: in daytime, the photosensitive sensor 3 detects that the light intensity is higher than the preset value intensity, when the photovoltaic panel 1 can normally work, the maintenance device 2 does not receive the pause work instruction of the main control computer 4, at the moment, the chain and chain wheel assembly 21 of the maintenance device 2 drives the cleaning assembly 22 to move to one end of the backlight surface of the photovoltaic panel 1, the shielding cloth 231 is wound on the material receiving barrel, and the normal work of the photovoltaic panel 1 is ensured.
At night or on cloudy days, the photosensitive sensor 3 detects that the light intensity is lower than the preset intensity, when the photovoltaic panel 1 cannot normally work, the maintenance device 2 does not receive the continuous work instruction of the main control computer 4, the chain and chain wheel assembly 21 of the maintenance device 2 drives the cleaning assembly 22 to pass through the light facing surface of the photovoltaic panel 1 and move to the other end of the backlight surface of the photovoltaic panel 1, and the shielding cloth 231 covers the photovoltaic panel 1 to protect the photovoltaic panel 1.
When severe weather harms the safety of the photovoltaic panel 1 in the daytime, a worker sends an instruction for suspending the work of the photovoltaic panel 1 to the maintenance device 2 through the main control computer 4, the chain and chain wheel assembly 21 of the maintenance device 2 drives the cleaning assembly 22 to pass through the light facing surface of the photovoltaic panel 1 and move to the other end of the backlight surface of the photovoltaic panel 1, and the shielding cloth 231 covers the photovoltaic panel 1 to protect the photovoltaic panel 1.
When needing to maintain photovoltaic panel 1 at night, the staff sends the instruction that photovoltaic panel 1 normally worked to maintaining device 2 through main control computer 4, and the chain sprocket subassembly 21 of maintaining device 2 drives clean subassembly 22 work to the one end of the shady face of photovoltaic panel 1, shields cloth 231 winding on receiving the feed cylinder, guarantees that the staff normally maintains work to photovoltaic panel 1.
The principle that the cleaning assembly 22 is accommodated in the backlight surface which does not affect the operation of the photovoltaic panel 1 and the normal operation of the photovoltaic panel 1 is that the cleaning assembly 22 moves in a circular motion to a position below the plane of the light-facing surface of the photovoltaic panel 1 by using the circular structure of the chain wheel, as shown in fig. 1 and 2, the problem that the cleaning assembly 22 forms a shadow on the surface of the photovoltaic panel 1 when the photovoltaic panel 1 operates in the daytime is solved, and the power generation efficiency of the photovoltaic panel 1 is ensured.
In a further embodiment, since the chain and sprocket assembly 21 rotates around the sprocket, the installation nodes are hinged to ensure the normal operation of the chain and sprocket assembly 21, and the cleaning assembly 22 and the shielding cloth 231 need to move in a curve around the photovoltaic panel 1 to follow the chain, so as to ensure the smooth operation of the cleaning assembly 22 and the shielding cloth 231, the cleaning assembly 22 and the chain and sprocket assembly 21 are fixedly connected by the installation plate 221, at least two pairs of installation nodes on the chain and sprocket assembly 21 are hinged to the installation plate 221 by the pin shaft, each pair of installation nodes corresponds to each other, the cleaning assembly 22 and the chain and sprocket assembly 21 are connected by the installation plate 221, and at least two installation nodes are arranged on the upper and lower chains of the chain and sprocket assembly 21, that is, at least two pairs of installation nodes on the chain and sprocket assembly 21 are hinged to the installation plate 221, and each pair of installation nodes are corresponding to each other, so that the cleaning assembly 22 and the shielding cloth 231 can work stably under the condition of not influencing the normal work of the chain and sprocket assembly 21.
In the embodiment shown in fig. 3, the atomizer 224 includes a water tank 2243 installed on the backlight surface of the photovoltaic panel 1, and an atomizer head communicated with the water tank 2243, and the atomizer head is installed above the cleaning brush 222, in order to enhance the cleaning effect of the cleaning brush 222 on the photovoltaic panel 1, so the atomizer head is installed above the cleaning brush 222, the cleaning brush 222 and the photovoltaic panel 1 are all cleaned by wetting through the atomizer head, and the water tank 2243 is installed on the backlight surface of the photovoltaic panel 1 in order to avoid reducing the weight of the cleaning assembly 22 and avoiding the influence of the water tank 2243 on the light emitting efficiency of the photovoltaic panel 1.
The dryer 223 includes the air blower 2233 installed on the backlight surface of the photovoltaic panel 1, and the air outlet communicated with the air blower 2233, the air outlet is installed on both sides of the cleaning brush 222, and the air outlet faces the cleaning brush 222, the air blower 2233 is electrically connected with the main control computer 4, because the cleaning is performed on the backlight surface of the photovoltaic panel 1 through the atomizing nozzle and the cleaning brush 222, although the cleaning effect can be enhanced, water stains can be left on the backlight surface of the photovoltaic panel 1 and exposed in the air for a long time, dust is easily adsorbed to form pollutants again to affect the power generation efficiency of the photovoltaic panel 1, so the air blower 2233 and the air outlet are controlled by the main control computer 4 to perform drying treatment on the water.
Moreover, the air outlet facing the cleaning brush 222 can control the dust on the cleaning brush 222 in the cleaning assembly 22, and can prevent the dust from flying out of the cleaning assembly 22, being uncontrollable and easily attached to the light facing surface of the photovoltaic panel 1 to form pollutants, and affecting the power generation efficiency of the photovoltaic panel 1, so that the air outlet facing the cleaning brush 222 can control the cleaned dust in the cleaning assembly 22.
Two atomizing nozzles 2241 and two second atomizing nozzles 2242 are arranged in the atomizing nozzle shown in fig. 3, respectively, two air outlets are arranged in the atomizing nozzle 2241 and the second air outlet 2232, respectively, as shown in fig. 1, 2, 3 and 4, the cleaning component 22 is displaced to the left, when the photovoltaic panel 1 is cleaned and shielded, the first atomizing nozzle 2241 and the second air outlet 2232 work, the first atomizing nozzle 2241 wets the cleaning brush 222 in the front of the displacement direction, and the second air outlet 2232 performs drying work in the back of the displacement direction; cleaning assembly 22 shifts to the right, carries out clean preparation start-up during operation to photovoltaic panel 1, and second atomizer 2242 and first air outlet 2231 work, and second atomizer 2242 is at the preceding moist cleaning brush 222 of displacement direction, and dry work is carried out at the back of displacement direction at first air outlet 2231, has guaranteed no matter cleaning assembly 22 is from left right work, and still work from right left can make photovoltaic panel 1 be in clean dry operational environment.
In the embodiment shown in fig. 1, 2 and 3, the cleaning brush 222 is a plurality of roller brushes, the roller brushes are connected with the light-facing surface of the photovoltaic panel 1 in a rolling manner, the roller brushes are used as the cleaning brush 222 to perform rolling friction on the sun-facing surface of the photovoltaic panel 1, so that the friction loss on the sun-facing surface of the photovoltaic panel 1 can be reduced, and most pollutants in the city are dust, so that the dust can be cleaned by using the self-adsorption force of the roller brushes.
In another embodiment, cleaning brush 222 is a plurality of disc brushes, it is connected with the motor still to rotate on the disc brush, and the disc brush and the sunny side butt of photovoltaic panel 1, the motor is connected with main control computer 4 electricity, use the disc brush as cleaning brush 222, and drive the rotatory effect that reaches the sunny side to photovoltaic panel 1 with the motor, can apply the revolving force to the pollutant of the sunny side of photovoltaic panel 1 and reach clear effect, compare in the dust of the sunny side of relying on roller brush adsorption affinity to photovoltaic panel 1 clean, the disc brush can clean birds excrement and urine, more be fit for the more field usage of birds, can reach better clean effect.
In the embodiment shown in fig. 1, 2 and 4, a roller 232 is further installed between the cleaning assembly 22 and the reel assembly 23, and the roller 232 is in rolling connection with the shielding cloth 231, the roller 232 is fixedly installed at the outer sides of the chain and sprocket assembly 21 and the photovoltaic panel 1, the vertex height of the roller 232 is matched with the light facing surface of the photovoltaic panel 1, because the shielding cloth 231 is made of flexible material, the problem that the shielding cloth 231 rubs against the edge of the photovoltaic panel 1 and the sprocket and chain assembly to cause abrasion of the shielding cloth 231, the photovoltaic panel 1 and the sprocket and chain assembly is easily caused in the process that the cleaning assembly 22 drives the shielding cloth 231 to cover the light facing surface of the photovoltaic panel 1, and in order to prevent the roller 232 from generating shadow on the photovoltaic panel 1 to affect the luminous efficiency of the photovoltaic panel 1, the vertex of the roller 232 is made to be under the light facing surface of the.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the specific details of the embodiments, and various equivalent changes can be made to the technical solution of the present invention within the technical idea of the present invention, and these equivalent changes are within the protection scope of the present invention.
Claims (9)
1. An apparatus for maintaining a photovoltaic panel, comprising: photovoltaic panel (1), install and maintain device (2) at photovoltaic panel (1) shady face, with main control computer (4) of maintaining device (2) electricity and being connected to and install photosensitive sensor (3) on maintaining device (2) top, it includes to maintain device (2): the photovoltaic panel cleaning device comprises chain and chain wheel assemblies (21) arranged on two sides of a photovoltaic panel (1), a cleaning assembly (22) fixedly arranged on the chain and chain wheel assemblies (21), and a winding drum assembly (23) fixedly arranged at one end of each chain and chain wheel assembly (21);
wherein, be equipped with between clean subassembly (22) and chain sprocket subassembly (21) with photovoltaic panel (1) matched with interval, clean subassembly (22) cooperatees with reel subassembly (23), clean subassembly (22) and reel subassembly (23) are located the backlight face of photovoltaic panel (1), clean subassembly (22) cooperatees with photovoltaic panel (1), clean subassembly (22), chain sprocket subassembly (21) and photosensitive sensor (3) all are connected with main control computer (4) electricity.
2. The device for maintaining photovoltaic panels as claimed in claim 1, wherein the cleaning assembly (22) and the chain and sprocket assembly (21) are fixedly connected by a mounting plate (221), and at least two pairs of mounting nodes of the chain and sprocket assembly (21) are hinged to the mounting plate (221), and each pair of mounting nodes corresponds to each other.
3. The device for maintaining a photovoltaic panel, according to claim 2, characterized in that the cleaning assembly (22) comprises a cleaning brush (222) abutting against the light facing surface of the photovoltaic panel (1), an atomizer (224) mounted above the cleaning brush (222), and dryers (223) mounted on both sides of the cleaning brush (222), wherein the atomizer (224) and the dryers (223) are electrically connected to the main control computer (4).
4. A device for maintaining a photovoltaic panel, as claimed in claim 3, characterized in that said cleaning brushes (222) are roller brushes, said roller brushes being in rolling connection with the light facing surface of the photovoltaic panel (1).
5. The device for maintaining a photovoltaic panel as claimed in claim 3, wherein the cleaning brushes (222) are disc brushes, and the disc brushes are rotatably connected with an electric motor, the disc brushes are abutted with the sunny side of the photovoltaic panel (1), and the electric motor is electrically connected with the master control computer (4).
6. A device for maintaining a photovoltaic panel, as claimed in claim 3, characterized in that said nebuliser (224) comprises a water tank (2243) mounted on the back side of the photovoltaic panel (1), and a nebulising nozzle communicating with the water tank (2243), said nebulising nozzle being mounted above the cleaning brush (222);
the dryer (223) comprises an air blower (2233) arranged on the backlight surface of the photovoltaic panel (1) and an air outlet communicated with the air blower (2233), the air outlet is arranged on two sides of the cleaning brush (222), and the air outlet faces the cleaning brush (222).
7. The device for maintaining the photovoltaic panel is characterized in that the winding drum assembly (23) comprises a material collecting drum rotatably connected with the chain and chain wheel assembly (21) and a shielding cloth (231) rotatably connected with the material collecting drum at one end, the other end of the shielding cloth (231) is fixedly connected with the cleaning assembly (22), and the width and the length of the shielding cloth (231) are both larger than those of the photovoltaic panel (1).
8. The device for maintaining the photovoltaic panel is characterized in that a roller (232) is further installed between the cleaning assembly (22) and the winding drum assembly (23), the roller (232) is in rolling connection with the shielding cloth (231), the roller (232) is fixedly installed on the outer sides of the chain and chain wheel assembly (21) and the photovoltaic panel (1), and the vertex height of the roller (232) is matched with the light facing surface of the photovoltaic panel (1).
9. A maintenance method of an apparatus for maintaining a photovoltaic panel, comprising: in the daytime, the light intensity detected by the photosensitive sensor (3) is higher than the preset value intensity, when the photovoltaic panel (1) can normally work, the maintenance device (2) does not receive a pause work instruction of the main control computer (4), at the moment, the chain and chain wheel assembly (21) of the maintenance device (2) drives the cleaning assembly (22) to move to one end of the backlight surface of the photovoltaic panel (1), and the shielding cloth (231) is wound on the material receiving barrel to ensure the normal work of the photovoltaic panel (1);
at night or on a cloudy day, the light intensity detected by the photosensitive sensor (3) is lower than the preset intensity, when the photovoltaic panel (1) cannot normally work, the maintenance device (2) does not receive a continuous work instruction of the main control computer (4), the chain and chain wheel assembly (21) of the maintenance device (2) drives the cleaning assembly (22) to pass through the light-facing surface of the photovoltaic panel (1) and move to the other end of the backlight surface of the photovoltaic panel (1), and the shielding cloth (231) covers the photovoltaic panel (1) to protect the photovoltaic panel (1);
when severe weather harms the safety of the photovoltaic panel (1) in the daytime, a worker sends an instruction for suspending the work of the photovoltaic panel (1) to the maintenance device (2) through the main control computer (4), the chain and chain wheel assembly (21) of the maintenance device (2) drives the cleaning assembly (22) to pass through the light-facing surface of the photovoltaic panel (1) and move to the other end of the backlight surface of the photovoltaic panel (1), and the shielding cloth (231) covers the photovoltaic panel (1) to protect the photovoltaic panel (1);
when needing to maintain photovoltaic panel (1) at night, the staff sends photovoltaic panel (1) normal work's instruction to maintaining device (2) through master control computer (4), and the one end of the face of a back of the body of cleaning subassembly (22) work to photovoltaic panel (1) is driven in chain sprocket subassembly (21) of maintaining device (2), shields cloth (231) winding on receiving the feed cylinder, guarantees that the staff normally maintains work photovoltaic panel (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910842121.3A CN110729958B (en) | 2019-09-06 | 2019-09-06 | Device and method for maintaining photovoltaic panel |
| CN202010693876.4A CN112044832B (en) | 2019-09-06 | 2019-09-06 | Maintenance method based on photovoltaic panel maintenance device |
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| CN201910842121.3A CN110729958B (en) | 2019-09-06 | 2019-09-06 | Device and method for maintaining photovoltaic panel |
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| CN202010693876.4A Division CN112044832B (en) | 2019-09-06 | 2019-09-06 | Maintenance method based on photovoltaic panel maintenance device |
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| CN110729958B CN110729958B (en) | 2020-09-18 |
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| CN201910842121.3A Active CN110729958B (en) | 2019-09-06 | 2019-09-06 | Device and method for maintaining photovoltaic panel |
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| CN114951085B (en) * | 2022-05-27 | 2023-10-31 | 合肥京东方视讯科技有限公司 | Cleaning device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN112044832B (en) | 2022-04-15 |
| CN112044832A (en) | 2020-12-08 |
| CN110729958B (en) | 2020-09-18 |
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