CN106301192A - A kind of solaode board cleaning method and device - Google Patents
A kind of solaode board cleaning method and device Download PDFInfo
- Publication number
- CN106301192A CN106301192A CN201510297043.5A CN201510297043A CN106301192A CN 106301192 A CN106301192 A CN 106301192A CN 201510297043 A CN201510297043 A CN 201510297043A CN 106301192 A CN106301192 A CN 106301192A
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- string
- scraping article
- swipe
- photovoltaic panel
- frame
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- 238000004140 cleaning Methods 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000007790 scraping Methods 0.000 claims abstract description 131
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000005507 spraying Methods 0.000 claims abstract description 29
- 239000007921 spray Substances 0.000 claims abstract description 19
- 210000003608 fece Anatomy 0.000 claims abstract description 12
- 239000000428 dust Substances 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims description 12
- 238000010792 warming Methods 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 10
- 239000000758 substrate Substances 0.000 claims description 10
- 239000011521 glass Substances 0.000 claims description 8
- 230000001012 protector Effects 0.000 claims description 7
- 239000004677 Nylon Substances 0.000 claims description 6
- 230000010165 autogamy Effects 0.000 claims description 6
- 230000001680 brushing effect Effects 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- 210000003437 trachea Anatomy 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 4
- 210000000624 ear auricle Anatomy 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000012459 cleaning agent Substances 0.000 claims description 3
- 230000003111 delayed effect Effects 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 229950000845 politef Drugs 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 2
- 238000009692 water atomization Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 2
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 238000007865 diluting Methods 0.000 claims 1
- 238000006748 scratching Methods 0.000 claims 1
- 230000002393 scratching effect Effects 0.000 claims 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 abstract 1
- 239000008399 tap water Substances 0.000 abstract 1
- 235000020679 tap water Nutrition 0.000 abstract 1
- 230000008859 change Effects 0.000 description 5
- 238000010248 power generation Methods 0.000 description 5
- 239000003595 mist Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000013467 fragmentation Methods 0.000 description 2
- 238000006062 fragmentation reaction Methods 0.000 description 2
- 238000013519 translation Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S40/00—Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
- F24S40/20—Cleaning; Removing snow
-
- 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
- Y02E10/40—Solar thermal energy, e.g. solar towers
-
- 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
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Photovoltaic Devices (AREA)
- Cleaning In General (AREA)
Abstract
Being to use multiple cleaning sanitary equipment and the solar panels of spraying humidity cleaning photovoltaic array to a kind of solaode board cleaning method of photovoltaic array, feature is " broken-brush sweeps-moist-scrape clearly " i.e. step: the landing as outside birds droppings or accumulated snow, first brush floating dust to photovoltaic panel frame of broken cementation, moist photovoltaic panel of spray, clearly scrape remain more than dirt extremely；Device be by external force or carry walking mechanism crawl in photovoltaic array be moved forward or rearward cleaning solar panel device, feature be its frame the right and left at least while be provided with the pectination isometric with assembly crush scrape and as length respectively by closed loop swipe string and the closed loop scraping article string of some dirt ash scraping articles of some dirt ash swipe of 2 groups of chains series connection, a high position between swipe string and scraping article string is provided with and is arranged in wire spraying band by the first line of some sprayings, and spray water is followed vehicle compressor pump or the offer of portable tap water water pipe by hose connection.Cleaning efficiency is 30-40 times of manual cleaning.
Description
Technical field
The present invention relates to solar panel cleaning equipment, especially a kind of solar panel cleaning
Method and apparatus.
Background technology
The cleaning of solar panel (hereinafter referred to as photovoltaic panel or assembly) array at present, the most all
There are many research and development units to attempt using plant equipment, have employing hydraulic giant to rinse, have employing oversize vehicle to stretch out machine
Mechanical arm lifts the punching of brush limit, Large Roller brush limit water, problem be large-sized photovoltaic electric station be the famine being selected in hydropenia mostly
Desert, such as the west area of China, is not intended for cleaning the sufficient water source of photovoltaic panel, and large-scale cleaning vehicle is not only made
Valency is high, and road pavement requires height, and hilly country is not suitable with, more inapplicable to roof photovoltaic, external light
Volt cleaning robot price is high, owing to these equipment do not have practical value, the most still uses original backwardness
Artificial tie up clearly method, I has applied for that China Patent No. is 201510104143.1 " a kind of solar-electricity
The cleaning device of pond plate and clean method ", the photovoltaic array being horizontally mounted is not adapted to, is secondly running
During swipe string can delay entrance spraying band and moist, the purpose of the dry brush of impact, affect brush dirt effect.
Summary of the invention
The purpose of the present invention: one is the effective ways of the cleaning solving solar power plant solar panels；
Two is to provide a kind of to no matter having water or water-deficient area photo-voltaic power generation station according to method, either tilts still
The photovoltaic being horizontally mounted not, either ground or roof photovoltaic panel, either Plain or the photovoltaic on hills
The cleaning device of the solar panel of electric station, can property performance period daily cleaning safeguard drive dedusting ash
And birds droppings, also can realize not cleaning the cleaning being full of old dirt situation for a long time, moreover it is possible to remove the snow when meeting accumulated snow situation
Device.
It is a kind of solar-electricity using multiple clear dimension sanitary equipment cleaning photovoltaic array that the present invention realizes the method for purpose
Pond board cleaning method " broken-brush sweeps-moist-scrape clearly ", step is as follows:
(1) laterally draw the pectination that broken cementation sanitary equipment as used by birds droppings dirt are isometric with photovoltaic panel height to scrape
Plate, is adjacent to photovoltaic panel surface and draws the dirt such as broken cementation such as birds droppings with horizontal the scraping of speed of S1 along photovoltaic array
Thing, to not being that the thickest accumulated snow may also function as fragmentation；
(2) longitudinal brush dirt is by the dirt ash swipe 2003 of some a length of M to the outer sanitary equipment used of frame
By N be spacing chain become swipe string, on photovoltaic panel surface by another side longitudinal direction by dirt ash brush to frame
Outward, simultaneously move as bidimensional for hypothesis S1 with longitudinal velocity clean with water for being assumed to be S2, lateral velocity；
(3) moist photovoltaic panel, with very little water spraying humidity, temperature is less than zero degree, with bath of glass, to photovoltaic
Plate surface spray is that next step glue is scraped and prepared；
(4) longitudinally scraping the most clearly the remaining dirt of residual to outside frame, all sanitary equipment are by the dirt ash scraping article of some a length of M
2004 by the scraping article string that N is that spacing chain becomes, on photovoltaic panel surface by scraping clearly residual Yu Chenzhi to another side
Outside limit, simultaneously with longitudinal velocity as S2, the lateral velocity bidimensional action as S1 scrapes clearly.
For not producing the dead angle of Lou cleaning, accomplish to clean all standing, then should meet following formula:
The described horizontal pace of pectination scraper plate: S1≤S2 × M/N
In formula: longitudinal brushing speed of travel of swipe string, scraping article string described in S2-.
Dirt ash swipe, dirt ash scraping article length described in M-.
Between the spacing of the dirt ash swipe 2003 of swipe string described in N-and the dirt ash scraping article 2004 of scraping article string
Away from.
It is that one by external force or carries walking that the present invention realizes an embodiment of the device that second purpose provides
Mechanism crawls the solaode board cleaning device being moved forward or rearward in photovoltaic array, including:
1 frame 1, described frame is at least exceeded the stock of a length of 100-150mm of photovoltaic panel 10 by three two ends
Fasten with the end bar rigidity of a length of 300mm-800mm and form " saying " glyph framework, this frame equipped at least with
Article two, roller row assembly, described roller row's assembly by being placed in the guide wheel 1003 of end, rolling surface is affixed on photovoltaic
2 rollers rows 1001, at least 1 of spacing 150-250mm (leaving passage for scraping swipe string) of plate 10 frame
It is located at its rolling surface outside roller row 1001 and is affixed on the spacing schedule of photovoltaic array photovoltaic panel peripheral outer side surface
1002 are installed on a seat substrate 1005 isometric with the described end bar of frame 1 and form, and are fixed on frame
1, make frame can only walk crosswise slip on photovoltaic array, and limited being unlikely to of lengthwise position falls photovoltaic battle array
Row；
Clear dimension sanitary equipment include that at least 1 horizontal pectination broken is scraped, 1 longitudinal swipe string, 1 longitudinal scraping article string, 1 sprayed
Mist device or high pressure the cooling warming air injection apparatus；；
Swipe string, scraping article string longitudinal direction actuating mechanism and resistance thereof are delayed block body 5；
1 sprayer unit, described sprayer unit be 1 spraying tube for transfusion (8) by some fog-spray nozzles by proportional spacing
One line is installed on the pipe isometric with photovoltaic module and forms a narrow spraying band, is arranged on swipe string and scraping article
Between string, be fixed on frame 1 away from photovoltaic panel surface more than 100mm, by hose connection portable water source tube or with
Booster pump with vehicle upper water box；Can change in the position of described spraying tube for transfusion (8) and be provided with by all
The high pressure the cooling warming air injection apparatus of some air knife nozzles that even spacing one line is installed, forms a 3-5CM
The cold heat wind band longitudinal to photovoltaic panel, the described air knife nozzle distance away from assembly surface is less than 50mm, high
The cold heat wind of pressure the cooling warming air injection apparatus is passed through air knife by the cooling warming air source of hose connection tracking vehicle
Direction is downward towards surface≤15 ° tilting the photovoltaic panel installed.
Described roller always at least a part of which in a row has one to be to be bolted to frame 1, the photovoltaic to different length
Plate 10, can unclamp this bolt and adjust the both sides total rows of rolling surfaces of roller and fall the left side on photovoltaic panel 10 framework
Right position is tightened again.
Pectination scraper plate in described cleaning sanitary equipment, is the most at least to install 1 and photovoltaic panel in frame 1
10 isometric pectination scraper plates 2, described pectination scraper plate upper end is at least by two the most fixing linear bearings
2002, the other end of this two linear bearing is rigidly secured to frame 1, and pectination scraper plate 2 relies on its deadweight to make it
Lower end scraping teeth contacts with assembly surface, and described pectination scraper plate at least rigidly fixes two separate two ends equipped with cunning
Wheel or make the slip more than 20mm of the length on arc or inclined-plane and raise block 2001 as scraping teeth and photovoltaic panel
10 surfaces contact, pectination scraper plate run into during scraping forward photovoltaic panel frame because slide raise block effect and
Automatically raise and cross frame smoothly.
Swipe string in described cleaning sanitary equipment is to be mounted with perpendicular some length by a closed chain ring 2005
Degree forms swipe string for the dirt ash swipe 2003 that M spacing is N；Scraping article string in described cleaning sanitary equipment is to have
One closed chain ring 2005 is mounted with that perpendicular or subvertical some a length of M spacing are the dirt of N
Ash scraping article 2004, for not producing the dead angle of Lou cleaning, accomplishes to clean all standing, and described M, N have to use
Formula: S1≤S2 × M/N checking.
Its longitudinal actuating mechanism of described swipe string, scraping article string includes: 2 is each equipped with two sprocket wheels 3001 with equipped with extremely
Few two separate bearing blocks 4005 and two its a length of 300mm-of separate sprocket wheel 3001 including bearing
The sprocket shaft 4001,4002 of 600mm, this two sprocket shaft is parallel to each other the described bearing block 4005 of dependence respectively
Being fixed on the bearing block substrate 1005 at frame 1 two ends, respective two sprocket wheels 3001 of two axles are the most corresponding
Swipe described in tensioning and scraping article two go here and there chain ring (2005), lead to equipped with driving wheel 3008 at sprocket shaft 4002
Cross transmission band to be driven by the reducing motor 7 being installed on frame 8；At described swipe string and scraping article string two ends extremely
End, rare one end is provided with the dust brush 6 being fixed on frame, and its bristle is to dirt ash swipe 2003 and dirt ash scraping article
2004 cross-contacts, can clean the dirt ash on swipe and scraping article with water and unlikely secondary pollution at any time.
When described swipe string, scraping article string laterally move forward at it, chain ring can not be protected by sprocket wheel forever
Hold tensioning, be respectively equipped with identical strip for this and hinder, in described swipe string, scraping article string back, block body of delaying
5, it is one close to the lightweight block body of photovoltaic panel 10 length, is fixed on the seat base of the bearing block of sprocket shaft
Plate 1005, another side withstands described swipe string.
It is also preferred that the left the swipe of described swipe string is mutual at least provided with soft hairbrush bar, thick and stiff nylon yarn swipe two kinds
Change.
Further, the swipe of described swipe string can be soft hairbrush in the case of normal periodic cleaning
Bar, can use thick and stiff nylon yarn swipe in the case of having accumulated snow.
It is also preferred that the left the swipe of described swipe string makes two kinds, a kind of is thinner by soft animal wool or diameter
Du Pont's silk plant and form in substrate strip；Another kind is to plant with more thick and stiff nylon yarn to form in substrate.Before
Person safeguards as daily cleaning and uses, and the latter uses as snow removing.
Described dirt ash scraping article 2004 is sequentially arranged rubber scraping article 9001, clamping deck 9002, pressure from top to bottom
Bar 9003, excessively bank protector bar 9004, chain bent plate 9005, rubber scraping article 9001 is facing to clamping deck
The draw-in groove of 9020 inserts, and 9005 liang of ear lobes of chain bent plate link with a joint driving chain, cross bank protector bar
9004 left-right and front-backs are all set as the inclination angle close to 45 degree, and protection rubber scraping article crosses the limit of photovoltaic panel 5 smoothly
Frame and briquetting.Rubber scraping article 9001 cross section waist slight of stature, its underpart is set as triangle 3 and scrapes point, and translation is scraped
Dirt guarantees that two scrape point contact photovoltaic panel surface.
The application on the spot of device presses following 4 kinds of situations according to water source residing for photovoltaic array and pollution level, and becomes
The setting of more device:
1. being arranged so that of periodicity normal use attending device without area of dripping is scraped sled front pectination is broken
The dynamic broken solid birds droppings dry brush of the most soft hairbrush, remove the dirt ash of 85% the most again its
After dirt ash scraping article string is dry from top to bottom scrapes, strike off remaining dirt ash, scraping article here contacts with photovoltaic panel surface
Material be buff or politef, or dirt ash scraping article disables, and enables high pressure spray trachea and brushes by dirt ash
The remaining dirt that bar brush stays is by the air knife of high pressure spray trachea forward strength drifting dust downwards extremely；
To there being being arranged so that the most ibid of the whether the most sufficient regional periodicity normal use attending device of water
State, connected the moist photovoltaic panel surface of water facilities spraying by spraying cross over pipe the most thereafter, it is preferred that use autogamy
Bath of glass spraying；4. dirt ash scraping article (2004) of dirt ash scraping article string uses full rubber scraping article instead, from top to bottom
Scrape off moist dirty long-pending；
To not cleaning for a long time being arranged so that 1., 2. with the above-mentioned of photovoltaic panel cleaning device that produces old dirt；3. spray
Mist humidity photovoltaic panel, is the bath of glass of autogamy with water, or with dilution after cleaning agent；4. dirt ash scraping article string
Dirt ash is scraped 2004 and is used full rubber scraping article instead, and scraping article string is scraped clearly from top to bottom, scrapes off moist dirty long-pending；
To removing accumulated snow, pace slows down, being arranged so that 1. pectination scraper plate is constant and scratch sled front of device
Dynamic snow cover 2. scraping article is exchanged with thick and stiff nylon yarn hairbrush bar string, brushes accumulated snow from top to bottom and 3. sprays connection
Siphunculus changes warm-air pipe into, its hot blast blowing of cutter residue ice and snow；Scraping article string is scraped clearly the most from top to bottom, scraping here
Plate is rubber flap, scrapes off moist dirty long-pending.
The present invention has the benefit that to solve no matter have water or water-deficient area photo-voltaic power generation station, nothing
Opinion is to tilt or the photovoltaic panel being horizontally mounted, and either ground or roof photovoltaic panel, either Plain is also
The cleaning of the solar panel of the photo-voltaic power generation station on hills, can property performance period daily cleaning safeguard
Drive dedusting ash and birds droppings, also can realize not cleaning the cleaning being full of old dirt situation for a long time, moreover it is possible to meeting accumulated snow feelings
The method of snow removing during condition.It is the most free of discontinuities for hesitating due to 4 steps of method, and cleaning efficacy is high, can be by using not
Same environment, the photo-voltaic power generation station seriation polytypic of multi-form and all standing, to large-scale ground electric station only
Join a tracking vehicle, people's operation, it is possible to the cleaning of solution 5MW photo-voltaic power generation station easily,
Cleaning efficiency is 30-40 times of manual cleaning, cleans 1500-2000 square meter per hour, can be greatly saved too
Sun can clean into maintenance originally by cell panel.
Accompanying drawing explanation
Showing of brushing dirt ash downwards it is suspended on photovoltaic array component shown in a kind of embodiment of Fig. 1-device
It is intended to；
Shown in a kind of embodiment of Fig. 2-device laterally slide on horizon light photovoltaic assembly simultaneously by dirt ash brush to light
Schematic diagram outside volt edges of boards frame；
A kind of embodiment of Fig. 3-device highlights the pectination scraper plate schematic diagram showing device front；
A kind of embodiment of Fig. 4-device shows the high view of the first embodiment of device；
The A-A of Fig. 5-Fig. 4 is to half-twist sectional view, it is shown that reducing motor, sprocket wheel, swipe string, roller
Row, spacing schedule, dust brush position view on device, in figure, scraping article string is not drawn into；
The B-B of Fig. 6-Fig. 4 is to half-twist sectional view, it is shown that the signal of scraping article string as unillustrated in Fig. 5
Figure；
The dirt ash scraping article shown in a kind of embodiment of Fig. 7-device structure chart in terms of cross section；
A kind of dirt ash scraping article side view of the embodiment of Fig. 8-device；
The high view of the second embodiment of Fig. 9-show device；
The side view of Figure 10-Fig. 9, the prominent relative position showing sprocket shaft, sprocket wheel, swipe, scraping article, figure
In concealed roller row assembly；
The A-A sectional view of Figure 11-Fig. 9, dashes forward and shows roller row, spacing schedule, the position of guide wheel, not
Draw resistance to delay block body；
The A-A sectional view of Figure 12-Fig. 9, prominent shows that resistance is delayed block body, concealed far-end roller row's assembly and
Its parts.
Symbol description in figure
1, frame；1001, roller row；1002, spacing schedule；
1003, guide wheel；1005 roller row's installing plates；1006, bearing block substrate
2, pectination is broken scrapes；2001, block is raised；2002, linear bearing；
2003, dirt ash swipe；2004, dirt ash scraping article；2005, chain ring；
3001, sprocket wheel；3008, driving wheel 4001, right sprocket shaft；
4002, left sprocket shaft；4005, bearing block；5, block body of delaying is hindered
6, dust brush；7, reducing motor；8, spraying tube for transfusion；
901, clamping deck；902, rubber scraping article；9001, ear lobe；
9002, backplate； 9003；Bolt pivot；9004, point is scraped on；
9005, point is scraped under；10, photovoltaic panel；9001, rubber scraping article；
9002 clamping decks；9003, press strip；9003, bank protector bar is crossed
9005, chain bent plate.
Detailed description of the invention
This disclosure thus feature or all methods or during step, except mutually exclusive spy
Levy, beyond process, all can combine by any way.
Below embodiment is described in further detail with reference to the accompanying drawings:
For ease of explanation, be used herein such as " on ", D score, "left", "right" term be
Parts shown in finger accompanying drawing drawing or feature are relative to another parts or the relation of feature, except figure
Outside shown in, " longitudinally ", " laterally " term refer to the strip battle array that solar panel is spliced into
The long row of row to for horizontal, in span for longitudinal direction.
A kind of solar panel cleaning side utilizing multiple cleaning sanitary equipment and spraying humidity cleaning photovoltaic array
Method, cleaning is:
(1) laterally drawing broken cementation sanitary equipment as used by birds droppings dirt is that the pectination isometric with photovoltaic panel height is broken
Broken scrape, be adjacent to photovoltaic panel surface and draw the dirts such as broken cementation such as birds droppings with horizontal the scraping of speed of S1 along photovoltaic array
Thing, to not being that the thickest accumulated snow may also function as prizing fragmentation；
(2) longitudinal brush dirt is by the dirt ash swipe 2003 of some a length of M to the outer sanitary equipment used of frame
By N be spacing chain become swipe string, on photovoltaic panel surface by another side longitudinal direction by dirt ash brush to frame
Outward, simultaneously as bidimensional move for hypothesis S1 with longitudinal velocity simultaneously clean with water for being assumed to be S2, lateral velocity；
(3) moist photovoltaic panel, with water atomization, temperature is less than zero degree, with bath of glass, sprays photovoltaic panel surface
Mist is that next step glue is scraped and prepared；
(4) longitudinally scraping the most clearly the remaining dirt of residual to outside frame, all sanitary equipment are by the dirt ash scraping article of some a length of M
2004 by the scraping article string that N is that spacing chain becomes, on photovoltaic panel surface by scraping clearly residual Yu Chenzhi to another side
Outside limit, simultaneously with longitudinal velocity as S2, the lateral velocity bidimensional action as S1 scrapes clearly.
For not producing the dead angle of Lou cleaning, accomplish to clean all standing, then should meet following formula:
The described horizontal pace of pectination scraper plate:
In S1≤S2 × M/N formula: longitudinal brushing speed of travel of swipe string, scraping article string described in S2-.
Dirt ash swipe, dirt ash scraping article length described in M-.
The spacing of the dirt ash swipe 2003 of swipe string described in N-and scraping article
The spacing of the dirt ash scraping article 2004 of string.
The dependence external force designed according to method or the solaode board cleaning device carrying walking mechanism, hang
Situation such as Fig. 1 of downward brushing dirt ash in oblique light photovoltaic array photovoltaic panel, on horizon light photovoltaic assembly laterally
Slide simultaneously by the situation such as Fig. 2 outside dirt ash brush to photovoltaic panel frame.
One implements such as Fig. 4, including:
1 frame 1, this is at least exceeded stock and the length of a length of 100-150mm of photovoltaic panel 10 by three two ends
End bar rigidity fastening for 300mm-800mm forms " saying " glyph framework, and this frame is equipped at least with two rollings
Schedule assembly, described roller row's assembly by being placed in the guide wheel 1003 of end, rolling surface is affixed on photovoltaic panel 10
2 roller rows 1001, at least 1 of spacing 150-200mm (ganging up for brushing bar) of frame are located at rolling
Its rolling surface outside schedule 1001 is affixed on the spacing schedule 1002 of photovoltaic array photovoltaic panel peripheral outer side surface pacifies
It is loaded on a seat substrate 1005 isometric with holding bar described in frame 1 and forms, be fixed on frame 1, make frame only
Can walk crosswise slip on photovoltaic array, and lengthwise position is limited is unlikely to landing photovoltaic array；
Cleaning sanitary equipment include at least 1 horizontal pectination scraper plate, 1 longitudinal swipe string, 1 longitudinal scraping article string, 1 spraying dress
Put or high pressure the cooling warming air injection apparatus；
Delay block body 5 including swipe string, scraping article string longitudinal direction actuating mechanism and resistance thereof；
Also include that 1 sprayer unit, described sprayer unit are that 1 spraying tube for transfusion (8) is pressed all by some fog-spray nozzles
Even spacing one line is installed on the pipe isometric with photovoltaic module and forms a narrow spraying band, is arranged on swipe string
And between scraping article string, it is fixed on frame 1, by hose connection portable water source away from photovoltaic panel surface more than 100mm
Manage or follow the booster pump of vehicle upper water box；Can change in the position of described spraying tube for transfusion (8) and set
There is the high pressure the cooling warming air injection apparatus of the some air knife nozzles installed by proportional spacing one line, form one
The cold heat wind band longitudinal to photovoltaic panel of 3-5CM, the described air knife nozzle distance away from assembly surface is less than
50mm, the cold heat wind of high pressure the cooling warming air injection apparatus is by the cooling warming air source of hose connection tracking vehicle
Being passed through, it is then downward with photovoltaic panel surface≤15 ° that air knife injection direction tilts the photovoltaic panel installed in this way.
Described roller always in a row at least a part of which have one to be to be bolted to frame 1, such as Fig. 4, long to difference
The photovoltaic panel 10 of degree, can unclamp this bolt adjustment both sides total rows of rolling surface of roller and fall at photovoltaic panel 10 frame
Right position on frame is tightened again.
Pectination in described cleaning sanitary equipment is broken scrapes 2, is that the top in frame 1 such as Fig. 4 is provided with and light
The volt isometric pectination scraper plate 2 of plate 10, such as Fig. 3, in 4, described pectination scraper plate upper end is at least by two separately
Fixing linear bearing 2002, the other end of this two linear bearing is rigidly secured to frame 1, pectination scraper plate 2
Relying on its deadweight to make its lower end scraping teeth contact with assembly surface, described pectination scraper plate at least rigidly fixes two points
The two ends opened are equipped with pulley or make the slip more than 20mm of the length on arc or inclined-plane and raise block 2001 and scrape
Tooth contacts with photovoltaic panel 10 surface equally, and pectination scraper plate runs into photovoltaic panel frame because of cunning during scraping forward
Move and raise the effect of block and automatically raise and cross frame smoothly.
Swipe string such as Fig. 5 in described cleaning sanitary equipment, is to be mounted with perpendicular by a closed chain ring 2005
The dirt ash swipe 2003 that some a length of M spacing is N form swipe string；Scraping in described cleaning sanitary equipment
Bar string such as Fig. 6, is that to have a closed chain ring 2005 to be mounted with perpendicular or subvertical some a length of
M spacing is the rubber scraping article 2004 of N, for not producing the dead angle of Lou cleaning, accomplishes to clean all standing, described
M, N have to use formula: S1≤S2 × M/N checking.
Its longitudinal actuating mechanism of described swipe string, scraping article string includes: in Fig. 5,6,10, and two is each equipped with two
Sprocket wheel 3001 and equipped with the separate bearing block 4005 including bearing of at least two and two separate sprocket wheels 3001
The left and right sprocket shaft 4001,4002 of its a length of 300mm-600mm, this two sprocket shaft is parallel to each other dependence
Described bearing block 4005 is individually fixed on roller row's installing plate 1005 at frame 1 two ends, two axles respective
The radially corresponding tensionings of two sprocket wheels 3001 described in swipe and scraping article two go here and there chain ring 2005, at sprocket shaft 4002
Driven by the reducing motor 7 being installed on frame 8 by transmission band equipped with drive 3008；At described brush
Bar string and at least end, one end, scraping article string two ends are provided with the dust brush 6 being fixed on frame, see Fig. 5,6, its
Bristle, to dirt ash swipe 2003 and dirt ash scraping article 2004 cross-contact, can be cleaned with water on swipe and scraping article at any time
Dirt ash and unlikely secondary pollution.
When described swipe string, scraping article string laterally move forward at it, chain ring can not be protected by sprocket wheel forever
Hold tensioning, be respectively equipped with identical strip for this and hinder, in described swipe string, scraping article string back, block body of delaying
5, such as Figure 12, it is one close to the lightweight block body of photovoltaic panel 10 length, is fixed on the bearing of sprocket shaft
The seat substrate 1006 of seat, another side withstands described swipe string, and scraping article string also can be taked same measure.
Can change in the position of described spraying tube for transfusion (8) be provided with by proportional spacing one line install some
The high pressure cold heat airduct of air knife nozzle, forms the cold heat wind band longitudinal to photovoltaic panel of a 3-5CM, institute
Stating the air knife nozzle distance away from assembly surface and be less than 50mm, the cold heat wind of cold heat airduct is by hose connection tracking
The cold heat wind regime of vehicle is passed through.To definitely not having water area to enable high pressure cold wind air knife, meet and need snow removing to enable
Frost remnants are allowed warm-air pipe hot blast dissolve by high-pressure hot wind, and air knife direction is towards the table tilting the photovoltaic panel installed
Face≤15 ° are downward.Air knife direction is downward towards surface≤15 ° tilting the photovoltaic panel installed.Do pressure cold heat
Gas is produced by following the tracks of vehicle.
Described dirt ash scraping article 2004 such as Fig. 7,8, be sequentially arranged rubber scraping article 9001, retaining wedge from top to bottom
Seat 9002, press strip 9003, excessively bank protector bar 9004, chain bent plate 9005, rubber scraping article 9001 is right
The draw-in groove clamping deck 9020 inserts, and 9005 liang of ear lobes of chain bent plate link with a joint driving chain, mistake
Bank protector bar 9004 left-right and front-back is all set as the inclination angle close to 45 degree, and protection rubber scraping article crosses light smoothly
The frame of volt plate and briquetting.Rubber scraping article 9001 cross section waist slight of stature, its underpart is set as triangle and scrapes point,
Translation dust blowing guarantees that two scrape point contact photovoltaic panel surface.
The second of apparatus of the present invention implements such as Fig. 9, and frame is 4 vertical files, and pectination is broken scrapes and swipe string both sides
It is symmetrical arranged, so can work with forward-reverse, it is not necessary to tune.
It is by following 4 kinds of feelings according to water source residing for photovoltaic array and pollution level that apparatus of the present invention are applied on the spot
Condition, and the setting of change device:
1. being arranged so that of periodicity normal use attending device without area of dripping is prized at front pectination scraper plate
The solid birds droppings dry brush of the most soft hairbrush, the dirt ash of removing 85% is the most thereafter by upper
Scraping article string is dry downwards scrapes, and strikes off remaining dirt ash, and the material that scraping article here contacts with photovoltaic panel surface is soft
Corii Bovis seu Bubali or politef, or dirt ash scraping article disables, or enable high pressure spray trachea to being stayed by dirt ash swipe brush
Remaining dirt is by the air knife of high pressure spray trachea forward strength drifting dust downwards extremely；
To there being being arranged so that the most ibid of the whether the most sufficient regional periodicity normal use attending device of water
State, connected the moist photovoltaic panel surface of water facilities spraying by spraying cross over pipe the most thereafter, it is preferred that use autogamy
Bath of glass spraying；4. the rubber scraping article (2004) of dirt ash scraping article string uses full rubber scraping article instead, from top to bottom
Scrape off moist dirty long-pending；
To not cleaning for a long time being arranged so that 1., 2. with the above-mentioned of photovoltaic panel cleaning device that produces old dirt；3. spray
Mist humidity photovoltaic panel, is the bath of glass of autogamy with water, or with dilution after cleaning agent；4. dirt ash scraping article string
Rubber scraping article (2004) uses full rubber scraping article instead, and scraping article string is scraped clearly from top to bottom, scrapes off moist dirty long-pending；
To removing accumulated snow, pace slows down, being arranged so that 1. pectination scraper plate is constant and scratch sled front of device
Dynamic snow cover 2. scraping article is exchanged with thick and stiff nylon yarn hairbrush bar string, brushes accumulated snow from top to bottom and 3. sprays connection
Siphunculus changes warm-air pipe into, its hot blast blowing of cutter residue ice and snow；Scraping article string is scraped clearly the most from top to bottom, scraping here
Plate is rubber flap, scrapes off moist dirty long-pending.
The method of the present invention is not limited to aforesaid detailed description of the invention, and those skilled in the art are taken off by the present invention
Show that clean method inspires to extend to and any disclose any new combination outside embodiment in this manual,
As long as being stained with the inventive method feature, all belong to scope.
Claims (10)
1. use a kind of solaode board cleaning method of multiple clear dimension sanitary equipment and process spray cleaning photovoltaic array to it is characterized in that being taken steps " broken-brush sweeps-moistening-scrape clearly ", it may be assumed that
(1) laterally drawing broken cementation sanitary equipment as used by birds droppings dirt, to be that the pectination isometric with photovoltaic panel height is broken scrape, and is adjacent to photovoltaic panel surface and crushes the dirts such as cementation such as birds droppings with horizontal the scraping of speed of S1 along photovoltaic array；
(2) longitudinal brush dirt is by the swipe string that N is spacing chain one-tenth by the dirt ash swipe 2003 of some a length of M to the outer sanitary equipment used of frame, on photovoltaic panel surface by while to another side longitudinally by outside dirt ash brush to limit, simultaneously with longitudinal velocity as S2, lateral velocity makees bidimensional shift action for S1 and cleans with water；
(3) moistening photovoltaic panel, water atomization is that next step glue is scraped and prepared to photovoltaic panel surface spray；
(4) the remaining dirt of residual is longitudinally scraped the most clearly to outside frame, sanitary equipment used are by the scraping article string that N is spacing chain one-tenth by the dirt ash scraping article 2004 of some a length of M, on photovoltaic panel surface by while scraping clearly the remaining dirt of residual to outside limit to another side, simultaneously with longitudinal velocity as S2, the lateral velocity bidimensional action as S1 scrapes clearly；
Described horizontal pace S1 of pectination scraper plate≤S2 × M/N
In formula: longitudinal brushing speed of travel of swipe string, scraping article string described in S2-.
Dirt ash swipe, dirt ash scraping article length described in M-.
The spacing of the dirt ash swipe 2003 of swipe string described in N-and the spacing of the dirt ash scraping article 2004 of scraping article string.
2. one kind by external force or carries the solar-electricity that walking mechanism crawls to be moved forward or rearward in photovoltaic array
Pond board cleaning device, its feature includes:
1. 1 frame (1), described frame is at least formed " saying " glyph framework by three two ends beyond the stock of a length of 100-150mm of photovoltaic panel 10 and the end bar rigidity fastening of a length of 300mm-800mm, this frame is equipped at least with two roller row's assemblies, described roller row's assembly is by the guide wheel (1003) being placed in end, rolling surface is affixed on 2 rollers row (1001) of spacing 150-200mm of photovoltaic panel (10) frame, at least 1 is located at its rolling surface outside roller row 1001 is affixed on the spacing schedule (1002) of photovoltaic array photovoltaic panel peripheral outer side surface and is installed on a seat substrate 1005 isometric with end bar described in frame 1 and forms, it is fixed on frame (1)；
Dimension sanitary equipment the most clearly include: at least 1 horizontal pectination is broken scrapes (2), 1 longitudinal swipe string, 1 longitudinal scraping article string, 1 sprayer unit or high pressure the cooling warming air injection apparatus；
The most described swipe string, longitudinal actuating mechanism of scraping article string and resistance thereof are delayed block body (5).
3. device as claimed in claim 2, it is characterized in that: described roller always in a row at least a part of which have one to be to be bolted to frame (1), unclamp that this bolt adjusts the right position on described photovoltaic panel (10) framework and the both sides frame of corresponding on-the-spot photovoltaic panel (10) is tightened again.
4. device as claimed in claim 2, it is characterized in that: broken the scraping of the pectination in described cleaning sanitary equipment is to crush in frame (1) the most at least installation 1 pectination isometric with photovoltaic panel 10 to scrape (2), described pectination scraper plate upper end is at least by two the most fixing linear bearings 2002, the other end of this two linear bearing is rigidly secured to frame (1), pectination is broken scrapes (2) and relies on its deadweight to make its lower end scraping teeth contact with assembly surface, described pectination scraper plate at least rigidly fixes two separate two ends and equipped with pulley or makes the slip more than 20mm of the length on arc or inclined-plane and raise block (2001) and contact with assembly (10) surface equally with scraping teeth.
5. device as claimed in claim 2, is characterized in that: the swipe string in described cleaning sanitary equipment is to be mounted with that perpendicular dirt ash swipe (2003) that some a length of M spacing is N forms swipe string by a closed chain ring (2005)；Scraping article string in described cleaning sanitary equipment is have a closed chain ring (2005) to be mounted with dirt ash scraping article (2004) that perpendicular or subvertical some a length of M spacing are N.
6. device as claimed in claim 2 is characterized in that: described swipe string, its longitudinal actuating mechanism of scraping article string includes: 2 is each equipped with two sprocket wheels 3001 with equipped with the separate bearing block 4005 including bearing of at least two and the sprocket shaft (4001 of two separate its a length of 300mm-600mm of sprocket wheel 3001, 4002), this two sprocket shaft is parallel to each other and relies on described bearing block 4005 to be individually fixed on the seat substrate 1005 at frame 1 two ends, swipe and scraping article two described in the most corresponding tensioning of respective two sprocket wheels (3001) of two axles go here and there chain ring (2005), driven by the reducing motor (7) being installed on frame 1 by transmission band equipped with driving wheel 3008 at sprocket shaft 4002；Be provided with the dust brush (6) being fixed on frame at described swipe string and at least end, one end, scraping article string two ends, its bristle is to dirt ash swipe (2003) and dirt ash scraping article (2004) cross-contact.
7. device as claimed in claim 2, it is characterized in that: described swipe string, scraping article string are respectively equipped with identical strip and hinder block body 5 of delaying in its back laterally moved forward, it is one close to the lightweight block body of photovoltaic panel 10 length, while being fixed on the seat substrate (1006) of the bearing block of sprocket shaft, another side withstands described swipe string.
8. device as claimed in claim 2, it is characterized in that: described sprayer unit is that 1 spraying tube for transfusion (8) is installed on the pipe isometric with photovoltaic module by some fog-spray nozzles by proportional spacing one line and forms a narrow spraying band, it is arranged between swipe string and scraping article string, it is fixed on frame 1 more than 100mm, by hose connection portable water source tube or the booster pump of following vehicle upper water box away from photovoltaic panel surface；The high pressure the cooling warming air injection apparatus being provided with the some air knife nozzles installed by proportional spacing one line can be changed in the position of described spraying tube for transfusion (8), form the cold heat wind band longitudinal to photovoltaic panel of a 3-5CM, the described air knife nozzle distance away from assembly surface is less than 50mm, and it is downward towards surface≤15 ° tilting the photovoltaic panel installed that the cold heat wind of high pressure the cooling warming air injection apparatus is passed through air knife direction by the cooling warming air source of hose connection tracking vehicle.
9. device as claimed in claim 2, it is characterized in that: described dirt ash scraping article (2004) is sequentially arranged rubber scraping article (9001) from top to bottom, clamping deck (9002), press strip (9003), cross bank protector bar (9004), chain bent plate (9005), rubber scraping article (9001) inserts facing to the draw-in groove of clamping deck (9002), chain bent plate (9005) two ear lobe links with a joint driving chain, cross bank protector bar (9004) left-right and front-back and be all set as the degree inclination angle close to 45, rubber scraping article 9001 cross section waist slight of stature, its underpart is set as triangle 3 and scrapes point.
10. device as claimed in claim 2, is characterized in that: according to water source residing for different natural environment and photovoltaic array and pollution level by following 4 kinds of situations, and the installation changing clear dimension sanitary equipment is arranged in pairs or groups:
Periodicity without area of dripping is tieed up the most clearly the collocation of sanitary equipment is: 1. crushes to scrape in front pectination and prizes the broken solid birds droppings dry brush of the most soft hairbrush, remove 85% dirt ash dirt ash scraping article string is dry the most from top to bottom scrapes, strike off remaining dirt ash, here the material that scraping article contacts with photovoltaic panel surface is buff or politef, or dirt ash scraping article disables, enable the high pressure spray trachea remaining dirt to being stayed by dirt ash swipe brush by the air knife of high pressure spray trachea forward strength drifting dust downwards to ground；
The collocation that the periodicity having the whether the most sufficient area of water is tieed up the most clearly sanitary equipment is: the most 2. with above-mentioned, is connected the moist photovoltaic panel surface of water facilities spraying by spraying cross over pipe the most thereafter, it is preferred that with the bath of glass spraying of autogamy；4. dirt ash scraping article (2004) of dirt ash scraping article string uses full rubber scraping article instead, scrapes off moist dirty long-pending from top to bottom；
Collocation to not cleaning for a long time the photovoltaic panel producing old dirt and tie up clearly sanitary equipment is: 1., 2. with above-mentioned；3. the moist photovoltaic panel of spraying, is the bath of glass of autogamy with water, or with the cleaning agent after diluting；4. the dirt ash of dirt ash scraping article string is scraped 2004 and is used full rubber scraping article instead, and scraping article string is scraped clearly from top to bottom, scrapes off moist dirty long-pending；
To removing accumulated snow, pace slows down, the collocation of clear dimension sanitary equipment is: 1. pectination scraper plate is constant prizes snow cover 2. scraping article and exchange with thick and stiff nylon yarn hairbrush bar string front scratching, and brushes accumulated snow cross over pipe of 3. spraying from top to bottom and changes warm-air pipe into, and its hot blast blowing of cutter remains ice and snow；Scraping article string is scraped clearly the most from top to bottom, and scraper plate here is rubber flap, scrapes off moist dirty long-pending.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510297043.5A CN106301192A (en) | 2015-05-26 | 2015-05-26 | A kind of solaode board cleaning method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510297043.5A CN106301192A (en) | 2015-05-26 | 2015-05-26 | A kind of solaode board cleaning method and device |
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| Publication Number | Publication Date |
|---|---|
| CN106301192A true CN106301192A (en) | 2017-01-04 |
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|---|---|---|---|
| CN201510297043.5A Pending CN106301192A (en) | 2015-05-26 | 2015-05-26 | A kind of solaode board cleaning method and device |
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| CN107377459A (en) * | 2017-06-19 | 2017-11-24 | 汤在英 | Intelligent photovoltaic power generation device with high-efficient clean ability |
| CN108092611A (en) * | 2018-02-05 | 2018-05-29 | 国网安徽省电力有限公司培训中心 | A kind of distribution type photovoltaic power generation device |
| CN108453066A (en) * | 2018-02-02 | 2018-08-28 | 四川林洋新能源技术有限公司 | A kind of Wet-dry photovoltaic module cleaning brush |
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| CN107377459A (en) * | 2017-06-19 | 2017-11-24 | 汤在英 | Intelligent photovoltaic power generation device with high-efficient clean ability |
| CN107344175A (en) * | 2017-07-03 | 2017-11-14 | 东莞市万源洁智能清洁设备有限公司 | A kind of solar energy photovoltaic panel scavenging machine |
| CN108453066A (en) * | 2018-02-02 | 2018-08-28 | 四川林洋新能源技术有限公司 | A kind of Wet-dry photovoltaic module cleaning brush |
| CN108092611A (en) * | 2018-02-05 | 2018-05-29 | 国网安徽省电力有限公司培训中心 | A kind of distribution type photovoltaic power generation device |
| CN108526104A (en) * | 2018-06-14 | 2018-09-14 | 山西茂港电子设备有限公司 | A kind of man-hour manually hand-held pipe spray type photovoltaic panel cleaning equipment |
| CN112090812A (en) * | 2019-06-19 | 2020-12-18 | 天津精鸿智装科技有限公司 | A cleaning device for a photovoltaic panel automatic cleaning robot |
| CN111030590A (en) * | 2019-12-27 | 2020-04-17 | 杭州首电能源科技有限公司 | Photovoltaic power plant supervisory equipment based on building photovoltaic integration |
| CN111030590B (en) * | 2019-12-27 | 2021-07-30 | 力诺电力集团股份有限公司 | Photovoltaic power plant supervisory equipment based on building photovoltaic integration |
| CN112998609A (en) * | 2021-03-31 | 2021-06-22 | 深圳市银星智能科技股份有限公司 | Cleaning bar and cleaning robot |
| CN115338153A (en) * | 2021-05-14 | 2022-11-15 | 苏州佳世达电通有限公司 | Cleaning equipment and solar photovoltaic system using it |
| CN114389535A (en) * | 2021-12-20 | 2022-04-22 | 王晨阳 | A solar power generation device with cleaning function |
| WO2023134010A1 (en) * | 2022-01-14 | 2023-07-20 | 同辉电子科技股份有限公司 | Intelligent lamp pole-based highway snow melting and deicing system |
| CN114348223A (en) * | 2022-01-22 | 2022-04-15 | 山东瀚海振华重工科技有限公司 | New forms of energy yacht |
| CN114513164A (en) * | 2022-03-02 | 2022-05-17 | 华能青海发电有限公司新能源分公司 | A solar photovoltaic bracket |
| CN114513164B (en) * | 2022-03-02 | 2025-02-11 | 华能青海发电有限公司新能源分公司 | A solar photovoltaic bracket |
| CN116833129A (en) * | 2023-08-31 | 2023-10-03 | 泉州黑马奔腾智能科技有限公司 | Cleaning device for photovoltaic power generation plate and cleaning method thereof |
| CN116833129B (en) * | 2023-08-31 | 2023-11-17 | 泉州黑马奔腾智能科技有限公司 | Cleaning device for photovoltaic power generation plate and cleaning method thereof |
| CN117181750A (en) * | 2023-09-18 | 2023-12-08 | 浙江鑫升新能源科技有限公司 | Photovoltaic panel intelligent cleaning robot |
| CN117040429A (en) * | 2023-10-09 | 2023-11-10 | 江苏国强兴晟能源科技有限公司 | Photovoltaic board rainy day belt cleaning device |
| CN117040429B (en) * | 2023-10-09 | 2024-01-23 | 江苏国强兴晟能源科技有限公司 | Photovoltaic board rainy day belt cleaning device |
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Application publication date: 20170104 |