CN113315466A - Lightning protection equipment for photovoltaic grid-connected power generation device - Google Patents
Lightning protection equipment for photovoltaic grid-connected power generation device Download PDFInfo
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- CN113315466A CN113315466A CN202110787249.1A CN202110787249A CN113315466A CN 113315466 A CN113315466 A CN 113315466A CN 202110787249 A CN202110787249 A CN 202110787249A CN 113315466 A CN113315466 A CN 113315466A
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- Prior art keywords
- fixedly connected
- lightning protection
- wall
- rod
- side wall
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- 238000010248 power generation Methods 0.000 title claims abstract description 22
- 238000004140 cleaning Methods 0.000 claims abstract description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 103
- 239000007921 spray Substances 0.000 claims description 2
- 238000005192 partition Methods 0.000 claims 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 4
- 244000309464 bull Species 0.000 description 12
- 238000005507 spraying Methods 0.000 description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 230000002337 anti-port Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 208000025274 Lightning injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- APTZNLHMIGJTEW-UHFFFAOYSA-N pyraflufen-ethyl Chemical compound C1=C(Cl)C(OCC(=O)OCC)=CC(C=2C(=C(OC(F)F)N(C)N=2)Cl)=C1F APTZNLHMIGJTEW-UHFFFAOYSA-N 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/10—Cleaning arrangements
-
- 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
- H02S40/30—Electrical components
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/20—The dispersed energy generation being of renewable origin
- H02J2300/22—The renewable source being solar energy
- H02J2300/24—The renewable source being solar energy of photovoltaic origin
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/381—Dispersed generators
-
- 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
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The invention discloses lightning protection equipment for a photovoltaic grid-connected power generation device, which comprises a lightning protection box and a photovoltaic plate, wherein a cleaning mechanism for cleaning the photovoltaic plate is arranged on the photovoltaic plate, the cleaning mechanism comprises an installation plate fixedly connected with the side wall of the photovoltaic plate, a chute is formed in the side wall of the installation plate, a sliding block is connected to the inner wall of the chute in a sliding manner, a cleaning plate is fixedly connected to the side wall of the sliding block, a plurality of bristles are fixedly connected to the lower end of the cleaning plate, a first reciprocating lead screw is rotatably connected to the inner wall of the chute, the side wall of the first reciprocating lead screw is in threaded connection with the sliding block, a groove is formed in the installation plate, and the groove penetrates through the chute. According to the lightning protection device, the lifting plate is driven to move downwards through the rotation of the driving motor, the two protection plates are driven to be slowly closed, the photovoltaic plate is sealed inside the lightning protection box, the photovoltaic plate is prevented from being damaged by lightning, meanwhile, the lightning receptor on the protection plates can further take lightning, and the lightning protection effect is better.
Description
Technical Field
The invention relates to the technical field of photovoltaic grid-connected power generation, in particular to lightning protection equipment for a photovoltaic grid-connected power generation device.
Background
Solar energy is the most abundant renewable resource in nature at present, and the solar power generation replaces hydroelectric power generation and coal power generation, so that the consumption of non-renewable energy on the earth can be greatly reduced, and the sustainable development of human beings is guaranteed.
Current photovoltaic grid-connected power generation facility is in thunderstorm weather, have very big probably to receive the thunderbolt and cause the damage, and current lightning protection device mainly carries out the lightning protection through the installation arrester, the effect of lightning protection is not fine, and in the long-term use of arrester, the surface can receive the corrosion, and then reduce the lightning-arrest effect of arrester, in addition, the long-term use of photovoltaic board, a large amount of dust impurity can be attached to the surface, current lightning protection equipment lacks the cleaning device to the photovoltaic board, dust impurity can influence the photovoltaic board and absorb solar energy, and then reduce the generating efficiency of photovoltaic board.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides lightning protection equipment for a photovoltaic grid-connected power generation device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a lightning protection device for a photovoltaic grid-connected power generation device comprises a lightning protection box and a photovoltaic panel, wherein a cleaning mechanism for cleaning the photovoltaic panel is installed on the photovoltaic panel, the cleaning mechanism comprises a mounting plate fixedly connected with the side wall of the photovoltaic panel, a chute is formed in the side wall of the mounting plate, a sliding block is slidably connected to the inner wall of the chute, a cleaning plate is fixedly connected to the side wall of the sliding block, a plurality of bristles are fixedly connected to the lower end of the cleaning plate, a first reciprocating lead screw is rotatably connected to the inner wall of the chute, the side wall of the first reciprocating lead screw is in threaded connection with the sliding block, a groove is formed in the mounting plate and is arranged to penetrate through the chute, a first gear is fixedly connected to the side wall of the first reciprocating lead screw, a water tank is formed in the mounting plate, a first rotating rod is rotatably connected to the inner wall of the water tank, and an impeller is fixedly connected to the side wall of the first rotating rod, the other end of the first rotating rod extends into the groove and is fixedly connected with a second gear, and the first gear is meshed with the second gear.
Further, install the water supply mechanism to supplying water in the basin on the lightning protection case, water supply mechanism includes fixed connection at the collecting box of lightning protection case lateral wall, fixedly connected with division board in the collecting box, the water inlet has been seted up to the division board upper end, the water inlet is for running through the division board setting, first check valve is installed to the water inlet inner wall, the division board is with collecting the chamber and supplying water the chamber with inside being divided into of collecting box, supply water the chamber and pass through delivery pipe and basin intercommunication, the second check valve is installed to the water supply inside pipe wall, the sealed sliding connection of water supply intracavity wall has the sliding plug, the collection mouth has been seted up to the collecting box upper end, the lateral wall that the division board was kept away from in the water supply chamber has seted up the through-hole.
Further, a lifting mechanism for lifting the photovoltaic panel is installed in the lightning protection box, the lifting mechanism comprises two vertical grooves symmetrically formed in the inner wall of the lightning protection box, two pushing blocks are connected to the inner wall of the vertical grooves in a sliding manner, a lifting plate is fixedly connected to the side walls, close to each other, of the two pushing blocks, the photovoltaic panel is fixedly connected to the upper end of the lifting plate through a support, two second reciprocating screws are rotatably connected to the inner walls of the vertical grooves, the side walls of the two second reciprocating screws are in threaded connection with the pushing blocks, a transverse groove is formed in the lower end of the lightning protection box, the lower ends of the two second reciprocating screws extend into the transverse groove and are fixedly connected with a driving wheel and a driven wheel respectively, the driving wheel is connected with the driven wheel through a synchronous belt, a motor is fixedly connected to the lower end of the lightning protection box, and the output end of the motor penetrates through the lower end of the lightning protection box and is fixedly connected with one of the second reciprocating screws, one of the second reciprocating screw rods is fixedly connected with a first one-way bearing and a second one-way bearing on the side wall in the transverse groove.
Further, install the protection machanism who protects the photovoltaic board on the lightning protection case, protection machanism includes a plurality of dead levers of symmetry fixed connection in the lightning protection case upper end, and is a plurality of the quantity of dead lever is 4, the dead lever lateral wall rotates and is connected with the pivot, pivot lateral wall fixedly connected with guard plate, the first bevel gear of pivot lateral wall fixedly connected with, two the reciprocal lead screw upper end of second runs through the lightning protection case upper end and is provided with the second bevel gear, first bevel gear is connected with the second bevel gear meshing, guard plate upper end fixedly connected with arrester.
Further, install on lightning protection case and the collecting box and carry out clear clean mechanism to the arrester, clean mechanism includes two branches of fixed connection respectively at lightning protection case and collecting box lateral wall, two the equal sliding connection of branch lateral wall has the push rod, the clean section of thick bamboo of push rod upper end fixedly connected with, two the common fixedly connected with connecting rod of push rod lateral wall.
Further, the gliding first actuating mechanism of drive push rod is installed to the cross slot, first actuating mechanism is including rotating the second bull stick of connection at the cross slot inner wall, the lightning protection box lateral wall is all run through at second bull stick both ends, the wherein one end fixedly connected with disc of second bull stick, disc lateral wall fixedly connected with horizontal pole, the horizontal pole lateral wall rotates and is connected with the straight-bar, the straight-bar upper end rotates with one of them push rod lower extreme to be connected.
Further, install the gliding second actuating mechanism of drive sliding plug on the second bull stick, second actuating mechanism includes the carousel of fixed connection at the second bull stick other end, carousel lateral wall fixedly connected with quarter butt, the quarter butt lateral wall rotates and is connected with the montant, the montant upper end rotates and is connected with the slide bar, the slide bar upper end run through the collecting box lower extreme and with sliding plug fixed connection, just slide bar lateral wall and collecting box lower extreme sliding connection, first one-way bearing lateral wall fixedly connected with third bevel gear, the second bull stick is located the lateral wall fixed connection fourth bevel gear of cross slot, third bevel gear is connected with the meshing of fourth bevel gear.
Further, bottom fixedly connected with water collecting bag in the lightning protection box, lifter plate lower extreme fixedly connected with collector pipe, the third check valve is installed to the collector pipe inner wall, the water collecting bag passes through the outlet pipe and collects the chamber intercommunication, collect intracavity wall fixedly connected with filter screen.
Furthermore, a cleaning groove is formed in the cleaning plate and is communicated with the cleaning groove through a water inlet pipe, and a water spraying hole is formed in the inner wall of the cleaning groove.
The invention has the following beneficial effects:
1. by arranging the lifting mechanism and the protection mechanism, the lifting plate is driven to move downwards through the rotation of the driving motor, the two protection plates are driven to be slowly closed, the photovoltaic plate slowly enters the interior of the lightning protection box under the driving of the lifting plate, at the moment, the two protection plates are completely closed, the photovoltaic plate is sealed in the interior of the lightning protection box, the photovoltaic plate is prevented from being damaged by lightning stroke, meanwhile, the lightning receptor on the protection plates can further take lightning, and the lightning protection effect is better;
2. by arranging the cleaning mechanism, the water supply mechanism and the second driving mechanism, the sliding plug can be driven to slide on the inner wall of the water supply cavity through the rotation of the motor, so that water in the collecting cavity is pumped into the water tank to drive the impeller to rotate, the impeller drives the cleaning plate to move through the gear to drive the brush hair to move, meanwhile, water in the water tank can enter the cleaning tank through the water inlet pipe and then is sprayed out of the water spraying hole to clean the photovoltaic panel in cooperation with the brush hair, so that dust and impurities on the surface of the photovoltaic panel are cleaned, and the influence of the dust and impurities on the efficiency of the photovoltaic panel for absorbing solar energy is avoided;
3. through setting up clean mechanism and a actuating mechanism, rotate the disc through the motor and rotate, and then drive a clean section of thick bamboo through straight-bar and push rod and reciprocate, polish to the arrester surface, clear up the iron rust on arrester surface, avoid the iron rust on arrester surface to reduce the lightning-arrest effect of arrester.
Drawings
Fig. 1 is a schematic perspective view of a lightning protection device for a grid-connected photovoltaic power generation apparatus according to the present invention;
FIG. 2 is a schematic cross-sectional view of the structure of FIG. 1;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;
FIG. 4 is an enlarged schematic view of the structure at B in FIG. 2;
FIG. 5 is a schematic perspective view of the cleaning mechanism and the first drive mechanism of FIG. 1;
fig. 6 is a solid perspective view of the shielding mechanism of fig. 1.
In the figure: 1 lightning protection box, 2 photovoltaic panel, 3 mounting panel, 301 chute, 302 slide block, 303 cleaning panel, 304 brush, 305 first reciprocating screw rod, 306 groove, 307 first gear, 308 water tank, 309 first rotating rod, 310 impeller, 311 second gear, 312 water inlet pipe, 313 cleaning tank, 314 water spray hole, 4 collecting box, 401 isolating plate, 402 water inlet, 403 first one-way valve, 404 collecting cavity, 405 water supply cavity, 406 water supply pipe, 407 second one-way valve, 408 sliding plug, 409 collecting port, 410 through hole, 5 vertical groove, 501 push block, 502 lifting plate, 502 second reciprocating screw rod, 504 transverse groove, 505 driving wheel, 506 driven wheel, 507 motor, 508 first one-way bearing, 509 second one-way bearing, 6 fixing rod, 601 rotating shaft, 602 protecting panel, 603 first bevel gear, 604 second bevel gear, 605 lightning arrester, 7 support rod, 701 push rod, 702 cleaning barrel, 703 connecting rod, 8 second rotating rod, 801 disk rotating rod, 802 cross rod, 803 straight rod, 9 rotary disk, 901 short rod, 902 vertical rod, 903 slide rod, 904 third bevel gear, 905 fourth bevel gear, 10 water collecting bag, 1001 water collecting pipe, 1002 third one-way valve, 1003 water outlet pipe and 1004 filter screen.
Detailed Description
Referring to fig. 1-6, a lightning protection device for a grid-connected photovoltaic power generation device comprises a lightning protection box 1 and a photovoltaic panel 2, a cleaning mechanism for cleaning the photovoltaic panel 2 is installed on the photovoltaic panel 2, the cleaning mechanism comprises a mounting plate 3 fixedly connected to the side wall of the photovoltaic panel 2, a chute 301 is formed in the side wall of the mounting plate 3, a sliding block 302 is slidably connected to the inner wall of the chute 301, a cleaning plate 303 is fixedly connected to the side wall of the sliding block 302, the cleaning plate 303 is made of transparent material to avoid shielding the photovoltaic panel 2, a plurality of bristles 304 are fixedly connected to the lower end of the cleaning plate 303, a first reciprocating lead screw 305 is rotatably connected to the inner wall of the chute 301, the side wall of the first reciprocating lead screw 305 is in threaded connection with the sliding block 302, a groove 306 is formed in the mounting plate 3, the groove 306 is arranged to penetrate through the chute 301, a first gear 307 is fixedly connected to the side wall of the first reciprocating lead screw 305 in the groove 306, a water tank 308 is formed in the mounting plate 3, the inner wall of the water tank 308 is rotatably connected with a first rotating rod 309, the side wall of the first rotating rod 309 is fixedly connected with an impeller 310, the other end of the first rotating rod 309 extends into the groove 306 and is fixedly connected with a second gear 311, the first gear 307 is meshed with the second gear 311 and is connected with the groove, a cleaning groove 313 is formed in the cleaning plate 303, the water tank 308 is communicated with the cleaning groove 313 through a water inlet pipe 312, and a water spraying hole 314 is formed in the inner wall of the cleaning groove 313.
Rotate through drive impeller 310, drive first bull stick 309 and rotate, drive first gear 307 and rotate, drive second gear 311 and rotate, drive first reciprocal lead screw 305 and rotate, and then drive slider 302 and slide at spout 301 inner wall, drive cleaning plate 303 round trip movement for brush hair 304 washs photovoltaic board 2 surfaces, avoids photovoltaic board 2 surface to adhere to too much dust, influences photovoltaic board 2 and absorbs solar energy, reduces photovoltaic board 2's generating effect.
The lightning protection box 1 is provided with a water supply mechanism for supplying water into the water tank 308, the water supply mechanism comprises a collection box 4 fixedly connected with the side wall of the lightning protection box 1, a separation plate 401 is fixedly connected in the collection box 4, the upper end of the separation plate 401 is provided with a water inlet 402, the water inlet 402 is arranged to penetrate through the separation plate 401, the inner wall of the water inlet 402 is provided with a first one-way valve 403, the separation plate 401 divides the interior of the collection box 4 into a collection cavity 404 and a water supply cavity 405, it should be noted that rainwater in the collection cavity 404 can enter the water supply cavity 405 through the first one-way valve 403, rainwater in the water supply cavity 405 cannot enter the collection cavity 404 through the first one-way valve 403, the water supply cavity 405 is communicated with the water tank 308 through a water supply pipe 406, it should be noted that the pipe orifice of the water supply pipe 406 is inclined towards the direction of the impeller 310, so that when water is sprayed out from the water supply pipe 406, a large tangential force is generated to the impeller 310, thereby enabling the impeller 310 to rotate rapidly, second check valve 407 is installed to the delivery pipe 406 inner wall, it should be noted that, rainwater in the water supply chamber 405 can get into in the basin 308 through second check valve 407, and water in the basin 308 can't flow back to in the water supply chamber 405 through second check valve 407, the sealed sliding connection of water supply chamber 405 inner wall has sliding plug 408, collection mouth 409 has been seted up to collecting box 4 upper end, rainwater can get into in collecting chamber 404 through collecting mouth 409, the lateral wall that division board 401 was kept away from in the water supply chamber 405 has seted up through-hole 410, it should be noted that, when sliding plug 408 slides at water supply chamber 405 inner wall, the pressure variation in the water supply chamber 405 can be balanced to through-hole 410.
The lifting mechanism for lifting the photovoltaic panel 2 is installed in the lightning protection box 1, the lifting mechanism comprises two vertical grooves 5 symmetrically arranged on the inner wall of the lightning protection box 1, the inner walls of the two vertical grooves 5 are connected with two push blocks 501 in a sliding manner, the mutually adjacent side walls of the two push blocks 501 are fixedly connected with a lifting plate 502 together, the photovoltaic panel 2 is fixedly connected with the upper end of the lifting plate 502 through a bracket, the inner walls of the two vertical grooves 5 are rotatably connected with two second reciprocating lead screws 503, the side walls of the two second reciprocating lead screws 503 are in threaded connection with the push blocks 501, the lower end of the lightning protection box 1 is provided with a transverse groove 504, the lower ends of the two second reciprocating lead screws 503 extend into the transverse groove 504 and are fixedly connected with a driving wheel 505 and a driven wheel 506 respectively, the driving wheel 505 is connected with the driven wheel 506 through a synchronous belt, the lower end of the lightning protection box 1 is fixedly connected with a motor 507, the output end of the motor 507 penetrates through the lower end of the lightning protection box 1 and is fixedly connected with one of the second reciprocating lead screws 503, a first one-way bearing 508 and a second one-way bearing 509 are fixedly connected to a side wall of one of the second reciprocating lead screws 503, which is located in the transverse groove 504, and it should be noted that the first one-way bearing 508 and the second one-way bearing 509 are arranged in opposite directions.
The lightning protection box 1 is provided with a protection mechanism for protecting the photovoltaic panel 2, the protection mechanism comprises a plurality of fixed rods 6 symmetrically and fixedly connected to the upper end of the lightning protection box 1, the number of the fixed rods 6 is 4, the side walls of the fixed rods 6 are rotatably connected with a rotating shaft 601, the side wall of the rotating shaft 601 is fixedly connected with a protection plate 602, it is to be noted that the left side and the right side of the upper end of the lightning protection box 1 are respectively provided with two fixed rods 6, the side walls of the two fixed rods 6 are jointly and rotatably connected with the rotating shaft 601, the number of the rotating shaft 601 and the protection plate 602 is 2, the side wall of the rotating shaft 601 is fixedly connected with a first bevel gear 603, the upper ends of two second reciprocating lead screws 503 penetrate through the upper end of the lightning protection box 1 and are provided with second bevel gears 604, the first bevel gears 603 are engaged with the second bevel gears 604, it is to be noted that the tooth patterns of the first bevel gears 603 and the second bevel gears 604 on the left side and the right side are oppositely arranged, so that the two second reciprocating lead screws 503 rotate in the same direction, the two protection plates 602 can be driven to rotate oppositely, the lightning receptor 605 is fixedly connected to the upper end of the protection plate 602, it should be noted that a speed reducer is arranged between the second bevel gear 604 and the second reciprocating lead screw 503, the speed reducer is the prior art, and no further description is given here, so that the rotating speed of the second bevel gear 604 is far less than that of the second reciprocating lead screw 503, when the lifting plate 502 is lifted to the highest point, the second bevel gear 604 just rotates 180 degrees, at this time, the two protection plates 602 just rotate to the horizontal position, and are completely opened, and conversely, when the lifting plate 502 is lowered to the lowest point, the two protection plates 602 just completely close.
The driving motor 507 rotates forward, drives one of the second reciprocating lead screws 503 to rotate through the first one-way bearing 508 and the second one-way bearing 509, drives the driving wheel 505 to rotate, drives the driven wheel 506 to rotate, drives the other second reciprocating lead screw 503 to rotate synchronously, drives the two pushing blocks 501 to move downwards, drives the lifting plate 502 to move downwards, thereby driving the photovoltaic panel 2 to enter the interior of the lightning protection box 1, the two second reciprocating screws 503 can drive the two second bevel gears 604 to rotate while rotating, the two first bevel gears 603 are driven to rotate, the rotating shaft 601 is driven to rotate, thereby driving the two protection plates 602 to rotate, slowly closing the two protection plates 602 to seal the upper end of the lightning protection box 1 and prevent the photovoltaic panel 2 from being struck by lightning, meanwhile, the protection plate 602 can also prevent hail and flying stones from damaging the photovoltaic panel 2, so that the whole lightning protection equipment can also protect the photovoltaic panel 2 in hail weather and sand storm weather.
Install on lightning protection case 1 and the collecting box 4 and carry out clear clean mechanism to arrester 605, clean mechanism includes two branch 7 of fixed connection respectively at lightning protection case 1 and 4 lateral walls of collecting box, and the equal sliding connection of two branch 7 lateral walls has push rod 701, and a clean section of thick bamboo 702 of push rod 701 upper end fixedly connected with needs to explain, under the normal condition, clean section of thick bamboo 702 is in the low level and does not contact with arrester 605, the common fixedly connected with connecting rod 703 of two push rod 701 lateral walls.
It should be noted that, the output end of the motor 507 is fixedly connected with the inner ring of the first one-way bearing 508, the outer ring of the second one-way bearing 509 is fixedly connected with the inner ring of the first one-way bearing 508, the lower end of the second reciprocating lead screw 503 is fixedly connected with the inner ring of the second one-way bearing 509, so when the motor 507 rotates in the forward direction, the second reciprocating lead screw 503 can be driven to rotate through the first one-way bearing 508 and the second one-way bearing 509, and when the motor 507 rotates in the reverse direction, the first one-way bearing 508 can be driven to rotate, and the second reciprocating lead screw 503 cannot be driven to rotate, so that the protection plate 602 can rotate while the cleaning cylinder 702 does not move up and down, thereby avoiding the cleaning cylinder 702 from colliding with the lightning receptor 605 and damaging the lightning receptor 605.
A first driving mechanism for driving the push rod 701 to slide is installed in the transverse groove 504, the first driving mechanism comprises a second rotating rod 8 which is rotatably connected to the inner wall of the transverse groove 504, the two ends of the second rotating rod 8 penetrate through the side wall of the lightning protection box 1, one end of the second rotating rod 8 is fixedly connected with a disc 801, the side wall of the disc 801 is fixedly connected with a cross rod 802, the side wall of the cross rod 802 is rotatably connected with a straight rod 803, and the upper end of the straight rod 803 is rotatably connected with the lower end of one of the push rods 701.
Through driving motor 507 antiport, it rotates to drive first one-way bearing 508, it rotates to drive third bevel gear 904, it rotates to drive fourth bevel gear 905, it rotates to drive second bull stick 8, it rotates to drive disc 801, it rotates to drive horizontal pole 802, it rotates to drive straight-bar 803, and then drive one of them push rod 701 and reciprocate, push rod 701 drives another push rod 701 through connecting rod 703 and reciprocates, and then drive two clean section of thick bamboo 702 and polish arrester 605, avoid the rust on arrester 605 surface to make arrester 605's lightning-arrest effect reduce.
Install the gliding second actuating mechanism of drive sliding plug 408 on the second bull stick 8, second actuating mechanism includes fixed connection at the carousel 9 of the second bull stick 8 other end, carousel 9 lateral wall fixedly connected with quarter butt 901, quarter butt 901 lateral wall rotates and is connected with montant 902, montant 902 upper end rotates and is connected with slide bar 903, slide bar 903 upper end run through the collecting box 4 lower extreme and with sliding plug 408 fixed connection, and slide bar 903 lateral wall and 4 lower extreme sliding connection of collecting box, first one-way bearing 508 lateral wall fixedly connected with third bevel gear 904, second bull stick 8 is located the lateral wall fixed connection fourth bevel gear 905 of cross slot 504, third bevel gear 904 and fourth bevel gear 905 mesh are connected.
Through driving motor 507 antiport, it rotates to drive first one-way bearing 508, it rotates to drive third bevel gear 904, it rotates to drive fourth bevel gear 905, it rotates to drive second bull stick 8, it rotates to drive carousel 9, it rotates to drive quarter butt 901, it rotates to drive montant 902, and then drive slide bar 903 and reciprocate, it slides from top to bottom to drive sliding plug 408 at water supply cavity 405 inner wall, sliding plug 408 can be with collecting in the rainwater suction water supply cavity 405 that collects in the cavity 404, then with the rainwater pump in the water supply cavity 405 in the basin 308, it rotates to drive impeller 310, simultaneously the rainwater can get into in washing tank 313 through inlet tube 312, then flow out from hole for water spraying 314, cooperation brush hair 304 washs photovoltaic board 2, make whole lightning protection equipment can collect the rainwater, simultaneously to the rainwater in addition with the utilization, avoid causing the wasting of resources, more green.
Bottom fixedly connected with bag 10 that catchments in lightning protection case 1, lifter plate 502 lower extreme fixedly connected with collector pipe 1001, third check valve 1002 is installed to collector pipe 1001 inner wall, it should be said, water on the lifter plate 502 can flow in the bag 10 that catchments through third check valve 1002, and the water in the bag 10 that catchments can't flow out through third check valve 1002, the bag 10 that catchments is through outlet pipe 1003 and collection chamber 404 intercommunication, collect chamber 404 inner wall fixedly connected with filter screen 1004, it needs to explain, can flow into in the bag 10 that catchments through collector pipe 1002 to the water after photovoltaic board 2 washs, when lifter plate 502 descends, can extrude the bag 10 that catchments, the water in the bag 10 that catchments is crowded collection chamber 404 through the outlet pipe, can be utilized once more after filtering through filter screen 1004, avoid the waste of water resource, green.
It should be noted that, the whole lightning protection device drives the first driving mechanism, the second driving mechanism, the protection mechanism, the cleaning mechanism and the cleaning structure through one motor 507, so that the use of a plurality of power devices for driving is avoided, and resources are greatly saved.
In the invention, when the weather of thunderstorm occurs, the driving motor 507 rotates positively to drive one of the second reciprocating lead screws 503 to rotate, drive the driving wheel 505 to rotate, drive the driven wheel 506 to rotate, further synchronously driving another second reciprocating screw 503 to rotate, so that the two pushing blocks 501 slide downwards on the inner wall of the vertical slot 5, driving the lifting plate 502 to move downwards, and further drive the photovoltaic panel 2 to move downwards and slowly enter the interior of the lightning protection box 1, at the same time, the rotation of the two second reciprocating lead screws 503 drives the two second bevel gears 604 to rotate, and drives the two first bevel gears 603 to rotate, thereby driving the two rotation shafts 601 to rotate, the two rotation shafts 601 will drive the two protection plates 602 to rotate, the two protection plates 602 are slowly closed, the upper end of the lightning protection box 1 is sealed, the photovoltaic panel 2 in the lightning protection box 1 is prevented from being damaged by lightning, and the two lightning receptors 605 fixedly connected to the upper ends of the two protection plates 602 can further arrest lightning of the lightning protection box 1;
when weather is clear and the photovoltaic panel 2 needs to work normally, the driving motor 507 rotates in the forward direction, the motor 507 drives the two second reciprocating screw rods 503 to rotate, the two push blocks 501 are driven to move upwards synchronously, the lifting plate 502 drives the photovoltaic panel 2 to move upwards, meanwhile, the two second reciprocating screw rods 503 drive the two second bevel gears 604 to rotate synchronously, and then the two rotating shafts 601 are driven to rotate through the first bevel gears 603, so that the two protection plates 602 are opened slowly and are not closed to the lightning protection box 1 any more, and the photovoltaic panel 2 can work normally;
the driving motor 507 rotates reversely to drive the first one-way bearing 508 to rotate, at this time, the second reciprocating screw 503 does not rotate, the rotation of the first one-way bearing 508 drives the third bevel gear 904 to rotate, the fourth bevel gear 905 to rotate, the second rotating rod 8 drives the turntable 9 to rotate, the short rod 901 to rotate, the vertical rod 902 to rotate, the sliding rod 903 to move up and down reciprocally, the sliding rod 903 to slide the sliding plug 408 up and down on the inner wall of the water supply cavity 405, the sliding plug 408 to pump the rainwater collected in the collecting cavity 404 into the water supply cavity 405 through the water inlet 402, then the rainwater in the water supply cavity 405 is pumped into the water tank 308 through the water supply pipe 406, the impeller 310 is driven to rotate when the rainwater enters the water tank 308, finally the rainwater enters the cleaning tank 313 from the water inlet pipe 312, the rainwater in the cleaning tank 313 finally flows out from the water spraying hole 314, and at the same time, the impeller 310 rotates to drive the first rotating rod 309 to rotate, the second gear 311 is driven to rotate, the first gear 307 is driven to rotate, the first reciprocating screw 305 is driven to rotate, the sliding block 302 is driven to slide on the inner wall of the sliding groove 301, and the cleaning plate 303 is driven to slide back and forth, so that the bristles 304 fixedly connected with the lower end of the cleaning plate 303 are matched with rainwater flowing out of the water spraying hole 314 to clean the surface of the photovoltaic panel 2;
when the second rotating rod 8 rotates, the disc 801 can be driven to rotate, the cross rod 802 is driven to rotate, the straight rod 803 can drive one of the push rods 701 to slide up and down on the side wall of the supporting rod 7, the push rod 701 can synchronously drive the other push rod 701 to move up and down through the connecting rod 703, then the two cleaning cylinders 702 are driven to polish the lightning receptor 605, rust on the surface of the lightning receptor 605 is cleaned, and the lightning protection effect of the lightning receptor 605 is improved.
Claims (9)
1. The lightning protection device for the photovoltaic grid-connected power generation device comprises a lightning protection box (1) and a photovoltaic panel (2) and is characterized in that a cleaning mechanism for cleaning the photovoltaic panel (2) is installed on the photovoltaic panel (2), the cleaning mechanism comprises a mounting plate (3) fixedly connected to the side wall of the photovoltaic panel (2), a sliding groove (301) is formed in the side wall of the mounting plate (3), a sliding block (302) is slidably connected to the inner wall of the sliding groove (301), a cleaning plate (303) is fixedly connected to the side wall of the sliding block (302), a plurality of bristles (304) are fixedly connected to the lower end of the cleaning plate (303), a first reciprocating lead screw (305) is rotatably connected to the inner wall of the sliding groove (301), the side wall of the first reciprocating lead screw (305) is in threaded connection with the sliding block (302), a groove (306) is formed in the mounting plate (3), and the groove (306) is used for penetrating through the sliding groove (301), the first reciprocating screw rod (305) is located a first gear (307) fixedly connected with the side wall of a groove (306), a water tank (308) is formed in the mounting plate (3), the inner wall of the water tank (308) is rotatably connected with a first rotating rod (309), an impeller (310) is fixedly connected with the side wall of the first rotating rod (309), the other end of the first rotating rod (309) extends into the groove (306) and is fixedly connected with a second gear (311), and the first gear (307) is meshed with the second gear (311).
2. The lightning protection device for the grid-connected photovoltaic power generation device according to claim 1, wherein a water supply mechanism for supplying water into the water tank (308) is installed on the lightning protection box (1), the water supply mechanism comprises a collection box (4) fixedly connected to the side wall of the lightning protection box (1), a partition board (401) is fixedly connected in the collection box (4), a water inlet (402) is formed in the upper end of the partition board (401), the water inlet (402) is arranged to penetrate through the partition board (401), a first one-way valve (403) is installed on the inner wall of the water inlet (402), the partition board (401) divides the interior of the collection box (4) into a collection cavity (404) and a water supply cavity (405), the water supply cavity (405) is communicated with the water tank (308) through a water supply pipe (406), a second one-way valve (407) is installed on the inner wall of the water supply pipe (406), and a sliding plug (408) is connected to the inner wall of the water supply cavity (405) in a sealing and sliding manner, the collection box (4) upper end is seted up and is collected mouth (409), the lateral wall that supplies water cavity (405) to keep away from division board (401) has seted up through-hole (410).
3. The lightning protection device for the grid-connected photovoltaic power generation device according to claim 2, wherein a lifting mechanism for lifting the photovoltaic panel (2) is installed in the lightning protection box (1), the lifting mechanism comprises two vertical grooves (5) symmetrically formed in the inner wall of the lightning protection box (1), two push blocks (501) are slidably connected to the inner wall of each vertical groove (5), two push blocks (501) are fixedly connected to the mutually adjacent side walls of the push blocks (502) in a common mode, the photovoltaic panel (2) is fixedly connected to the upper end of each lift block (502) through a support, two second reciprocating lead screws (503) are rotatably connected to the inner wall of each vertical groove (5), two second reciprocating lead screws (503) are connected to the side walls of the second reciprocating lead screws (503) in a threaded mode with the push blocks (501), a transverse groove (504) is formed in the lower end of the lightning protection box (1), and the lower ends of the two second reciprocating lead screws (503) extend into the transverse groove (504) and are fixedly connected with a driving wheel (505) and a driven wheel (504) respectively Wheel (506), action wheel (505) are connected with driven wheel (506) through the hold-in range, lightning protection box (1) lower extreme fixedly connected with motor (507), motor (507) output run through lightning protection box (1) lower extreme and with one of them reciprocal lead screw (503) fixed connection of second, one of them reciprocal lead screw (503) of second is located lateral wall fixedly connected with first one-way bearing (508) and second one-way bearing (509) in cross slot (504).
4. The lightning protection device for the grid-connected PV power generation device of claim 3, the lightning protection box (1) is provided with a protection mechanism for protecting the photovoltaic panel (2), the protection mechanism comprises a plurality of fixed rods (6) which are symmetrically and fixedly connected with the upper end of the lightning protection box (1), the number of the fixed rods (6) is 4, the side wall of the fixed rod (6) is rotationally connected with a rotating shaft (601), the side wall of the rotating shaft (601) is fixedly connected with a protection plate (602), the side wall of the rotating shaft (601) is fixedly connected with a first bevel gear (603), the upper ends of the two second reciprocating screw rods (503) penetrate through the upper end of the lightning protection box (1) and are provided with second bevel gears (604), the first bevel gear (603) is meshed with the second bevel gear (604), and the upper end of the protection plate (602) is fixedly connected with a lightning receptor (605).
5. The lightning protection device for the grid-connected photovoltaic power generation device according to claim 4, wherein the lightning protection box (1) and the collection box (4) are provided with a cleaning mechanism for cleaning the lightning arrester (605), the cleaning mechanism comprises two support rods (7) fixedly connected to the side walls of the lightning protection box (1) and the collection box (4), the side walls of the two support rods (7) are both slidably connected with a push rod (701), the upper end of the push rod (701) is fixedly connected with a cleaning cylinder (702), and the side walls of the two push rods (701) are commonly and fixedly connected with a connecting rod (703).
6. The lightning protection device for the grid-connected photovoltaic power generation device according to claim 5, wherein a first driving mechanism for driving the push rod (701) to slide is installed in the transverse groove (504), the first driving mechanism comprises a second rotating rod (8) rotatably connected to the inner wall of the transverse groove (504), two ends of the second rotating rod (8) penetrate through the side wall of the lightning protection box (1), one end of the second rotating rod (8) is fixedly connected with a disc (801), the side wall of the disc (801) is fixedly connected with a cross rod (802), the side wall of the cross rod (802) is rotatably connected with a straight rod (803), and the upper end of the straight rod (803) is rotatably connected with the lower end of one push rod (701).
7. The lightning protection device for the grid-connected photovoltaic power generation device according to claim 6, wherein a second driving mechanism for driving the sliding plug (408) to slide is installed on the second rotating rod (8), the second driving mechanism comprises a rotating disk (9) fixedly connected to the other end of the second rotating rod (8), a short rod (901) is fixedly connected to the side wall of the rotating disk (9), a vertical rod (902) is rotatably connected to the side wall of the short rod (901), a sliding rod (903) is rotatably connected to the upper end of the vertical rod (902), the upper end of the sliding rod (903) penetrates through the lower end of the collection box (4) and is fixedly connected to the sliding plug (408), the side wall of the sliding rod (903) is slidably connected to the lower end of the collection box (4), a third bevel gear (904) is fixedly connected to the side wall of the first one-way bearing (508), and a fourth bevel gear (905) is fixedly connected to the side wall of the second rotating rod (8) in the transverse groove (504), the third bevel gear (904) is in meshed connection with a fourth bevel gear (905).
8. The lightning protection device for the grid-connected photovoltaic power generation device according to claim 3, wherein a water collecting bag (10) is fixedly connected to the bottom of the lightning protection box (1), a water collecting pipe (1001) is fixedly connected to the lower end of the lifting plate (502), a third one-way valve (1002) is installed on the inner wall of the water collecting pipe (1001), the water collecting bag (10) is communicated with the collection cavity (404) through a water outlet pipe (1003), and a filter screen (1004) is fixedly connected to the inner wall of the collection cavity (404).
9. The lightning protection device for the grid-connected photovoltaic power generation device according to claim 1, wherein a cleaning tank (313) is formed in the cleaning plate (303), the cleaning tank (308) is communicated with the cleaning tank (313) through a water inlet pipe (312), and a water spray hole (314) is formed in the inner wall of the cleaning tank (313).
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| CN202110787249.1A CN113315466B (en) | 2021-07-13 | 2021-07-13 | Lightning protection equipment for photovoltaic grid-connected power generation device |
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| CN202110787249.1A CN113315466B (en) | 2021-07-13 | 2021-07-13 | Lightning protection equipment for photovoltaic grid-connected power generation device |
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| CN114151668A (en) * | 2021-12-15 | 2022-03-08 | 日照职业技术学院 | Public regional computer display show fixed knot construct |
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