CN114448343B - Self-cleaning photovoltaic power generation equipment for extreme environment and working method thereof - Google Patents
Self-cleaning photovoltaic power generation equipment for extreme environment and working method thereof Download PDFInfo
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- CN114448343B CN114448343B CN202111660090.3A CN202111660090A CN114448343B CN 114448343 B CN114448343 B CN 114448343B CN 202111660090 A CN202111660090 A CN 202111660090A CN 114448343 B CN114448343 B CN 114448343B
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- 238000004140 cleaning Methods 0.000 title claims abstract description 131
- 238000010248 power generation Methods 0.000 title claims abstract description 74
- 238000000034 method Methods 0.000 title claims description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 110
- 230000005540 biological transmission Effects 0.000 claims description 40
- 230000001681 protective effect Effects 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 10
- 238000012544 monitoring process Methods 0.000 claims description 8
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000007921 spray Substances 0.000 description 7
- 238000009825 accumulation Methods 0.000 description 4
- 230000010354 integration Effects 0.000 description 3
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/10—Cleaning arrangements
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The present application relates to a self-cleaning photovoltaic power generation device for extreme environments, comprising: the cleaning device comprises a support frame, a cleaning mechanism, a sliding cover mechanism, a gear box, a vibrating mechanism and a controller; a photovoltaic power generation plate is arranged in the support frame; the cleaning mechanism is used for cleaning sundries on the surface of the photovoltaic power generation plate; the gear box drives the sliding cover mechanism and the cleaning mechanism respectively; the vibration mechanism is used for driving the photovoltaic power generation plate to vibrate at high frequency. According to the cleaning device, the cleaning mechanism is arranged, so that the cleaning assembly can be driven to perform rotary cleaning, the cleaning assembly can be controlled to move on the first span, and the cleaning assembly is driven by the gear box to move along the direction perpendicular to the first span, so that the cleaning effect of the surface of the photovoltaic power generation plate is improved; the thickness of the stacking layer can be judged by analyzing the numerical value of the pressure sensor, the vibration mechanism drives the photovoltaic power generation plate to vibrate at high frequency so as to loosen the stacking layer, and the stacking layer is cleaned by being matched with the cleaning mechanism, so that the cleaning effect is further improved, and the adaptability of the photovoltaic power generation equipment under the snow-covered environment is enhanced.
Description
Technical Field
The application relates to the field of photovoltaic power generation, in particular to self-cleaning photovoltaic power generation equipment for extreme environments and a working method thereof.
Background
CN202010211435.6 discloses a photovoltaic power generation device convenient for cleaning and protecting, which has the technical scheme that: the device comprises a base, a fixed box, a cover plate, a power generation mechanism and two cleaning mechanisms, wherein the fixed box is fixed above the base, the cover plate is covered on the fixed box, the two cleaning mechanisms are respectively positioned at two sides of the upper part of the fixed box, and a PLC (programmable logic controller) is arranged in the fixed box; the power generation mechanism comprises a vertical plate, a driving assembly, two photovoltaic assemblies and two first air cylinders, wherein the vertical plate is fixed below the cover plate, the two photovoltaic assemblies are respectively positioned below two ends of the cover plate, the photovoltaic assemblies comprise photovoltaic plates, connecting units and supporting rods, the photovoltaic plates are arranged below the cover plate through the connecting units, the cylinder bodies of the two first air cylinders are fixed on two sides of the vertical plate, and the top ends of air rods of the first air cylinders are hinged with the photovoltaic plates through the supporting rods; the cleaning mechanism comprises a protection box, a water pump, a water suction pipe, a water delivery pipe, a spray pipe, a reciprocating assembly, a plurality of spray heads and two supporting pipes, wherein the protection box is fixed on a fixed box, an opening is formed in the joint of the protection box and the fixed box, the two supporting pipes are respectively fixed on the inner walls of two sides of the protection box, two ends of the spray pipe are respectively arranged in the two supporting pipes, the spray heads are uniformly distributed on the spray pipe, the water pump is fixed below the protection box, the water suction pipe is arranged below the water pump, the water pump is in transmission connection with the spray pipe through the water delivery pipe, and the reciprocating assembly is in transmission connection with the spray pipe.
This photovoltaic power generation device convenient to clean and protect has following advantage: the photovoltaic panel is convenient to drive and stretches out fixed case and expand in sunny day, carries out photovoltaic power generation, drives photovoltaic panel income fixed incasement at sleet weather or night and protects, and not only is convenient for wash away the washing to the photovoltaic panel through wiper mechanism for the photovoltaic panel resumes cleanly, improves photovoltaic power generation efficiency, thereby has improved the practicality of equipment.
However, this photovoltaic power generation device that facilitates cleaning and protection also has the following drawbacks: under the extremely low temperature condition, the device is easy to freeze and can not work normally; thicker snow accumulation layer on the surface of the photovoltaic power generation plate cannot be removed.
Therefore, there is a need for a self-cleaning photovoltaic power generation device that prevents freezing and removes snow under extreme low temperature conditions.
Disclosure of Invention
In order to solve the problems of easy freezing and easy snow accumulation, the application provides self-cleaning photovoltaic power generation equipment for extreme environments and a working method thereof.
The present application provides a self-cleaning photovoltaic power generation device for extreme environments, comprising: the cleaning device comprises a support frame, a cleaning mechanism, a sliding cover mechanism, a gear box, a vibrating mechanism and a controller;
a photovoltaic power generation plate is arranged in the support frame; the sliding cover mechanism is arranged at the upper part of the supporting frame; the cleaning mechanism is arranged on the upper part of the support frame and positioned below the sliding cover mechanism to clean sundries on the surface of the photovoltaic power generation plate; the gear box is arranged on one side of the support frame, drives the sliding cover mechanism and the cleaning mechanism respectively, and is matched with the sliding cover mechanism and the cleaning mechanism; the vibration mechanism is arranged below the photovoltaic power generation plate and drives the photovoltaic power generation plate to vibrate at high frequency;
further comprises: and the communication module is electrically connected with the controller and used for connecting with the Internet to acquire weather information of the position.
The cleaning mechanism includes: the first sliding screw rod is arranged in the middle of the support frame and is rotationally connected with the support frame; the first span is arranged at the upper part of the supporting frame and is in sliding connection with the supporting frame; the first nut sliding block is arranged at the lower part of the first span and is in driving connection with the first sliding screw rod; the first sliding groove is arranged at the upper part of the first span; the first tooth slot is arranged at the upper part of the first span and is positioned below the first sliding slot; the cleaning motor is arranged at the upper part of the first span, is in sliding connection with the first chute, is electrically connected with the controller, and is in a vertical direction in the rotation axis direction; the sliding driving shaft is arranged below the cleaning motor and is in driving connection with the cleaning motor; the sliding gear is sleeved on the sliding driving shaft, is positioned below the cleaning motor, is in driving connection with the sliding driving shaft and is meshed with the first tooth slot; the rotary disc is sleeved on the sliding driving shaft and positioned below the sliding gear and is in driving connection with the sliding driving shaft; the cleaning components are symmetrically arranged below the turntable and fixedly connected with the turntable.
Through adopting above-mentioned technical scheme, when sweeping the motor rotation, can drive clean subassembly and carry out rotatory cleaning to photovoltaic power generation board surface, can control clean subassembly again and remove on first span, improved photovoltaic power generation equipment's integration degree, improved the cleaning effect on photovoltaic power generation board surface.
The slide mechanism includes: the second sliding screw rod is arranged in the middle of the support frame and is rotationally connected with the support frame; the second span is arranged at the upper part of the supporting frame and is in sliding connection with the supporting frame; the second nut sliding block is arranged at the lower part of the second span and is in driving connection with the second sliding screw rod; the protective cover is arranged on the second span frame, one end of the protective cover is fixedly connected with the support frame, and the other end of the protective cover is fixedly connected with the second span frame.
The gear box sets up clean mechanism and sliding closure mechanism lateral part, respectively with clean mechanism and sliding closure mechanism cooperation, include: a housing; the first motor is arranged on the side wall of the shell, fixedly connected with the shell and electrically connected with the controller; a driving gear (), which is sleeved on the first motor and is in driving connection with the first motor; the electric push rod is arranged on the side wall of the shell, fixedly connected with the shell and electrically connected with the controller; the rotating seat is arranged in the middle of the shell and is fixedly connected with the shell; the transmission shaft is arranged in the middle of the shell, one end of the transmission shaft is rotationally connected with the electric push rod, the other end of the transmission shaft is rotationally connected with the rotating seat, and the transmission shaft is slidingly connected with the rotating seat in the axial direction; the transmission gear is arranged in the middle of the transmission shaft, is in driving connection with the transmission shaft and is meshed with the driving gear (); the first clutch gear is arranged on one side of the transmission gear and is in driving connection with the transmission shaft; the second clutch gear is arranged on the other side of the clutch gear and is in driving connection with the transmission shaft; the first driven gear is arranged at one end of the first sliding screw rod, is in driving connection with the first sliding screw rod and is meshed with the first clutch gear; the second driven gear is arranged at one end of the second sliding screw rod, is in driving connection with the second sliding screw rod and is meshed with the second clutch gear.
The width sum of the first clutch gear and the first driven gear is smaller than the width of the transmission gear;
the width sum of the second clutch gear and the second driven gear is smaller than the width of the transmission gear.
A mounting plate is arranged below the photovoltaic power generation plate and is rotationally connected with the support frame;
the vibration mechanism includes: the main shaft is arranged below the mounting plate and is fixedly connected with the lower part of the mounting plate; the main gear is arranged below the mounting plate and is in driving connection with the main shaft; the first rotating shaft is vertically arranged at the side part of the main gear and is in rotary connection with the support frame; the auxiliary gear is sleeved on the first rotating shaft, is in driving connection with the first rotating shaft and is meshed with the main gear; the second rotating shaft is vertically arranged at the side part of the main gear and is in rotary connection with the support frame; the first rotary gear is arranged below the pinion and is in driving connection with the second rotating shaft; the first lugs are cylindrical and are arranged on one side of the first rotary gear facing the pinion and are in driving fit with the tooth parts of the pinion; the second motor is arranged on the side part of the first rotary gear and is fixedly connected with the support frame; the second rotary gear is arranged on the side part of the first rotary gear, is in driving connection with the second motor, has the same shape and size as the first rotary gear and is meshed with the first rotary gear; the second lugs are cylindrical and are arranged on one side of the second rotary gear facing the pinion and are in driving fit with the tooth parts of the pinion.
The transmission ratio of the main gear to the auxiliary gear is 6:1.
pressure sensors are symmetrically arranged at the lower part of the mounting plate and are electrically connected with the controller.
Through adopting above-mentioned technical scheme, the analysis pressure sensor monitors pressure value and can judge the stack layer thickness on photovoltaic power generation board surface, thereby when the stack layer is thicker, thereby vibration mechanism drive photovoltaic power generation board high frequency vibration not hard up stack layer to cooperate cleaning mechanism to clear away the stack layer, improved and cleaned the effect, strengthened the adaptability of photovoltaic power generation equipment under the snow environment.
A method of operating a self-cleaning photovoltaic power plant for extreme environments, comprising the steps of:
step S1, environment monitoring, namely acquiring weather information of the position of the photovoltaic power generation equipment in real time by a communication module, monitoring a pressure value by a pressure sensor in real time, and sending the pressure value to a controller;
step S2, if the rainfall or snowfall exceeds a set threshold value in the weather information acquired by the communication module, the controller controls the sliding cover mechanism to stretch the protective cover: the controller controls the gear box to drive the sliding cover mechanism, the first motor rotates positively, the second sliding screw rod rotates positively, the second span is driven to move to the side far away from the gear box, and the protective cover is stretched to be spread above the photovoltaic power generation plate;
step S3, the controller controls the cleaning mechanism to periodically clean the surface of the photovoltaic power generation panel: the controller controls the cleaning motor to rotate positively, the sliding gear rotates positively, the turntable provided with the cleaning component moves to one side of the first span and the cleaning component is driven to rotate, the controller controls the cleaning motor to rotate reversely, the sliding gear rotates reversely, and the turntable provided with the cleaning component moves to the other side of the first span and the cleaning component is driven to rotate; the controller controls the gear box to switch to drive the cleaning mechanism, the first motor rotates positively, the first sliding screw rod rotates positively, the first span is driven to move to the side far away from the gear box, the first motor rotates reversely, and the first sliding screw rod rotates reversely, the first span is driven to move to the side close to the gear box;
step S4, if the pressure detected by the pressure sensor exceeds a set threshold value, controlling the photovoltaic power generation panel to vibrate at high frequency: the controller controls the second motor to run at a high speed, and the first lug of the first rotary gear and the second lug of the second rotary gear alternately drive the pinion to rotate in a positive and negative alternating manner, so that the main gear meshed with the pinion and the mounting plate connected with the main gear are driven to rotate in a positive and negative high frequency alternating micro-angle to form vibration.
In the step S3, the gear box switching method comprises the following steps: the controller controls the first motor to return to the initial position, the electric push rod is started, the electric push rod stretches if the electric push rod is switched from the driving sliding cover mechanism to the driving cleaning mechanism, and the electric push rod shortens if the electric push rod is switched from the driving cleaning mechanism to the driving sliding cover mechanism.
In summary, the present application includes the following beneficial technical effects:
1. through setting up the mechanism of cleaning, when cleaning the motor and rotating, can drive clean the subassembly and carry out rotatory cleaning to photovoltaic power generation board surface, can control clean the subassembly and remove on first span again to by the gear box drive along being perpendicular to first span direction removal, improved photovoltaic power generation equipment's integration degree, improved the cleaning effect on photovoltaic power generation board surface;
2. the thickness of the stacking layer on the surface of the photovoltaic power generation plate can be judged by monitoring the pressure value through the analysis pressure sensor, when the stacking layer is thicker, the vibration mechanism drives the photovoltaic power generation plate to vibrate at high frequency so as to loosen the stacking layer, and the stacking layer is cleaned by the cooperation of the cleaning mechanism, so that the cleaning effect is improved, and the adaptability of the photovoltaic power generation equipment under the snow accumulation environment is enhanced.
Drawings
Fig. 1 is a block diagram of a self-cleaning photovoltaic power generation apparatus for use in extreme environments according to an embodiment of the present application.
Fig. 2 is an enlarged view of a portion of a slider mechanism and a cleaning mechanism of a self-cleaning photovoltaic power generation apparatus for use in extreme environments according to an embodiment of the present application.
FIG. 3 is an enlarged partial view of a gearbox of a self-cleaning photovoltaic power plant for extreme environments according to an embodiment of the present application.
Fig. 4 is a partial enlarged view of a vibration mechanism of a self-cleaning photovoltaic power generation apparatus for extreme environments according to an embodiment of the present application.
Fig. 5 is a top view of a vibration mechanism of a self-cleaning photovoltaic power generation apparatus for use in extreme environments according to an embodiment of the present application.
Reference numerals illustrate:
1. a support frame; 11. a photovoltaic power generation panel; 12. a mounting plate;
2. a cleaning mechanism; 201. the first sliding screw rod; 202. a first span; 203. a first nut slider; 204. a first chute; 205. a first tooth slot; 206. a cleaning motor; 207. a sliding drive shaft; 208. a sliding gear; 209. a turntable; 210. a cleaning assembly;
3. a sliding cover mechanism; 31. a second sliding screw rod; 32. a second span; 33. a second nut slider; 34. a protective cover;
4. a gear box; 401. a housing; 402. a first motor; 403. a drive gear; 404. an electric push rod; 405. a rotating seat; 406. a transmission shaft; 407. a transmission gear; 408. a first clutch gear; 409. a second clutch gear; 410. a first driven gear; 411. a second driven gear;
5. a vibration mechanism; 501. a main shaft; 502. a main gear; 503. a first rotating shaft; 504. a pinion gear; 505. a second rotating shaft; 506. a first slewing gear; 507. a first bump; 508. a second motor; 509. a second slewing gear; 510. a second bump;
6. the device comprises a communication module, 7, a pressure sensor, 8 and a controller.
Detailed Description
The following detailed description of the embodiments of the present application, such as the shape and construction of the components, the mutual positions and connection relationships between the components, the roles and working principles of the components, the manufacturing process and the operation and use method, etc., is provided to help those skilled in the art to more fully understand the inventive concept, technical solution of the present invention. For convenience of description, reference is made to the directions shown in the drawings.
Referring to fig. 1-5, a self-cleaning photovoltaic power generation apparatus for use in extreme environments, comprising: the cleaning device comprises a supporting frame 1, a cleaning mechanism 2, a sliding cover mechanism 3, a gear box 4, a vibrating mechanism 5 and a controller 8;
a photovoltaic power generation plate 11 is arranged in the support frame 1; the sliding cover mechanism 3 is arranged at the upper part of the support frame 1; the cleaning mechanism 2 is arranged on the upper part of the support frame 1 and is positioned below the sliding cover mechanism 3 to clean sundries on the surface of the photovoltaic power generation panel 11; the gear box 4 is arranged on one side of the support frame 1, drives the sliding cover mechanism 3 and the cleaning mechanism 2 respectively, and is matched with the sliding cover mechanism 3 and the cleaning mechanism 2; the vibration mechanism 5 is arranged below the photovoltaic power generation plate 11 and drives the photovoltaic power generation plate 11 to vibrate at high frequency;
further comprises: and the communication module 6 is electrically connected with the controller 8 and is used for connecting with the Internet to acquire weather information of the position.
The cleaning mechanism 2 includes: the first sliding screw 201 is arranged in the middle of the support frame 1 and is in rotary connection with the support frame 1; the first span 202 is arranged at the upper part of the support frame 1 and is connected with the support frame 1 in a sliding way; the first nut slider 203 is arranged at the lower part of the first span 202 and is in driving connection with the first sliding screw 201; a first chute 204 disposed at an upper portion of the first span 202; a first tooth slot 205, which is disposed at the upper part of the first span 202 and is located below the first chute 204; the cleaning motor 206 is arranged at the upper part of the first span 202, is in sliding connection with the first chute 204, and is electrically connected with the controller 8, and the rotation axis direction of the cleaning motor 206 is in a vertical direction; a slide drive shaft 207 disposed below the cleaning motor 206 and drivingly connected to the cleaning motor 206; a sliding gear 208, which is sleeved on the sliding driving shaft 207, is positioned below the cleaning motor 206, is in driving connection with the sliding driving shaft 207, and is meshed with the first tooth slot 205; the turntable 209 is sleeved on the sliding driving shaft 207 and is positioned below the sliding gear 208 and is in driving connection with the sliding driving shaft 207; the cleaning components 210 are symmetrically arranged below the turntable 209 and fixedly connected with the turntable 209.
The slide cover mechanism 3 includes: the second sliding screw rod 31 is arranged in the middle of the support frame 1 and is in rotary connection with the support frame 1; the second span 32 is arranged at the upper part of the support frame 1 and is connected with the support frame 1 in a sliding way; the second nut slider 33 is arranged at the lower part of the second span 32 and is in driving connection with the second sliding screw rod 31; and the protective cover 34 is arranged on the second span 32, one end of the protective cover is fixedly connected with the support frame 1, and the other end of the protective cover is fixedly connected with the second span 32.
The gear box 4 is arranged at the side parts of the cleaning mechanism 2 and the sliding cover mechanism 3, and is respectively matched with the cleaning mechanism 2 and the sliding cover mechanism 3, and comprises: a housing 401; the first motor 402 is arranged on the side wall of the shell 401, fixedly connected with the shell 401 and electrically connected with the controller 8; a driving gear (403) sleeved on the first motor 402 and connected with the first motor 402 in a driving way; the electric push rod 404 is arranged on the side wall of the shell 401, fixedly connected with the shell 401 and electrically connected with the controller 8; the rotating seat 405 is arranged in the middle of the shell 401 and is fixedly connected with the shell 401; a transmission shaft 406, which is disposed in the middle of the housing 401, one end of which is rotationally connected with the electric push rod 404, and the other end of which is rotationally connected with the rotating seat 405, and the transmission shaft 406 is slidably connected with the rotating seat 405 in the axial direction; the transmission gear 407 is arranged in the middle of the transmission shaft 406, is in driving connection with the transmission shaft 406 and is meshed with the driving gear (403); a first clutch gear 408 disposed at one side of the transmission gear 407 and drivingly connected to the transmission shaft 406; the second clutch gear 409 is arranged at the other side of the clutch gear and is in driving connection with the transmission shaft 406; the first driven gear 410 is arranged at one end of the first sliding screw 201, is in driving connection with the first sliding screw 201, and is meshed with the first clutch gear 408; the second driven gear 411 is disposed at one end of the second sliding screw 31, is in driving connection with the second sliding screw 31, and is engaged with the second clutch gear 409.
The width of the first clutch gear 408 and the first driven gear 410 is smaller than the width of the transmission gear 407;
the second clutch gear 409 and the second driven gear 411 have a width and are smaller than the width of the transmission gear 407.
A mounting plate 12 is arranged below the photovoltaic power generation plate 11, and the mounting plate 12 is rotatably connected with the support frame 1;
the vibration mechanism 5 includes: a main shaft 501, which is arranged below the mounting plate 12 and fixedly connected with the lower part of the mounting plate 12; a main gear 502 disposed below the mounting plate 12 and drivingly connected to the main shaft 501; the first rotating shaft 503 is vertically arranged at the side part of the main gear 502 and is in rotating connection with the support frame 1; a pinion 504, which is sleeved on the first rotating shaft 503, is in driving connection with the first rotating shaft 503, and is meshed with the main gear 502; the second rotating shaft 505 is vertically arranged at the side part of the main gear 502 and is in rotating connection with the support frame 1; a first rotary gear 506 disposed below the pinion gear 504 and drivingly connected to the second rotary shaft 505; the first protruding blocks 507 are cylindrical and are arranged on one side of the first rotary gear 506 facing the pinion 504 and are in driving fit with the teeth of the pinion 504; the second motor 508 is arranged on the side part of the first rotary gear 506 and is fixedly connected with the support frame 1; a second rotary gear 509 disposed on a side of the first rotary gear 506, in driving connection with the second motor 508, having a shape and size identical to those of the first rotary gear 506, and engaged with the first rotary gear 506; the second protrusions 510 are cylindrical and disposed on a side of the second rotary gear 509 facing the pinion 504, and are in driving engagement with teeth of the pinion 504.
The ratio of the main gear 502 to the auxiliary gear 504 is 6:1.
the lower part of the mounting plate 12 is symmetrically provided with pressure sensors 7, and the pressure sensors 7 are electrically connected with a controller 8.
A method of operating a self-cleaning photovoltaic power plant for extreme environments, comprising the steps of:
step S1, environment monitoring, namely acquiring weather information of the position of the photovoltaic power generation equipment in real time by a communication module 6, monitoring a pressure value by a pressure sensor 7 in real time, and sending the pressure value to a controller 8;
in step S2, if the communication module 6 obtains weather information and the rainfall or snowfall exceeds the set threshold, the controller 8 controls the slide mechanism 3 to stretch the protective cover 34: the controller 8 controls the gear box 4 to drive the sliding cover mechanism 3, the first motor 402 rotates positively, the second sliding screw rod 31 rotates positively, the second span 32 is driven to move to the side far away from the gear box 4, and the protective cover 34 is stretched to be spread above the photovoltaic power generation panel 11;
step S3, the controller 8 controls the cleaning mechanism 2 to periodically clean the surface of the photovoltaic panel 11: the controller 8 controls the cleaning motor 206 to rotate forward, the sliding gear 208 rotates forward, the turntable 209 with the cleaning assembly 210 mounted thereon moves to one side of the first span 202 and the cleaning assembly 210 is driven to rotate, the controller 8 controls the cleaning motor 206 to rotate backward, the sliding gear 208 rotates backward, and the turntable 209 with the cleaning assembly 210 mounted thereon moves to the other side of the first span 202 and the cleaning assembly 210 is driven to rotate; the controller 8 controls the gear box 4 to switch to drive the cleaning mechanism 2, the first motor 402 rotates positively, the first sliding screw 201 rotates positively, the first span 202 is driven to move towards the side far away from the gear box 4, the first motor 402 rotates reversely, and the first sliding screw 201 rotates reversely, the first span 202 is driven to move towards the side close to the gear box 4;
step S4, if the pressure sensor 7 monitors that the pressure exceeds the set threshold, the photovoltaic power generation panel 11 is controlled to vibrate at high frequency: the controller 8 controls the second motor 508 to operate at a high speed, and the first bump 507 of the first rotary gear 506 and the second bump 510 of the second rotary gear 509 alternately drive the pinion 504 to rotate alternately in forward and reverse directions, so as to drive the main gear 502 meshed with the pinion 504 and the mounting plate 12 connected with the main gear 502 to rotate alternately in reverse and reverse directions at a micro angle at a high frequency, thereby forming vibration.
In the step S3, the gear case 4 is switched according to the method: the controller 8 controls the first motor 402 to return to the initial position, and the electric putter 404 is started, and when the electric putter 404 is switched from the driving slide cover mechanism 3 to the driving cleaning mechanism 2, the electric putter 404 is extended, and when the electric putter 404 is switched from the driving cleaning mechanism 2 to the driving slide cover mechanism 3, the electric putter 404 is shortened.
The working principle of the self-cleaning photovoltaic power generation equipment for the extreme environment and the working method thereof is as follows: through setting up the mechanism of cleaning, when cleaning the motor and rotating, can drive clean the subassembly and carry out rotatory cleaning to photovoltaic power generation board surface, can control clean the subassembly and remove on first span again to by the gear box drive along being perpendicular to first span direction removal, improved photovoltaic power generation equipment's integration degree, improved the cleaning effect on photovoltaic power generation board surface; the thickness of the stacking layer on the surface of the photovoltaic power generation plate can be judged by monitoring the pressure value through the analysis pressure sensor, when the stacking layer is thicker, the vibration mechanism drives the photovoltaic power generation plate to vibrate at high frequency so as to loosen the stacking layer, and the stacking layer is cleaned by the cooperation of the cleaning mechanism, so that the cleaning effect is improved, and the adaptability of the photovoltaic power generation equipment under the snow accumulation environment is enhanced.
The invention and its embodiments have been described above schematically, without limitation, and the drawings illustrate only one embodiment of the invention and the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical scheme are not creatively devised without departing from the gist of the present invention, and all the structural manners and the embodiment are considered to be within the protection scope of the present invention.
Claims (7)
1. A self-cleaning photovoltaic power generation device for use in extreme environments, comprising: the cleaning device comprises a supporting frame (1), a cleaning mechanism (2), a sliding cover mechanism (3), a gear box (4), a vibrating mechanism (5) and a controller (8);
a photovoltaic power generation plate (11) is arranged in the support frame (1); the sliding cover mechanism (3) is arranged at the upper part of the supporting frame (1); the cleaning mechanism (2) is arranged on the upper part of the support frame (1) and is positioned below the sliding cover mechanism (3) to clean sundries on the surface of the photovoltaic power generation plate (11); the gear box (4) is arranged on one side of the support frame (1), respectively drives the sliding cover mechanism (3) and the cleaning mechanism (2), and is matched with the sliding cover mechanism (3) and the cleaning mechanism (2); the vibration mechanism (5) is arranged below the photovoltaic power generation plate (11) and drives the photovoltaic power generation plate (11) to vibrate at high frequency;
further comprises: the communication module (6) is electrically connected with the controller (8) and is used for connecting with the Internet to acquire weather information of the position;
the cleaning mechanism (2) comprises: the first sliding screw rod (201) is arranged in the middle of the support frame (1) and is rotationally connected with the support frame (1); the first span (202) is arranged at the upper part of the support frame (1) and is in sliding connection with the support frame (1); the first nut sliding block (203) is arranged at the lower part of the first span (202) and is in driving connection with the first sliding screw rod (201); a first chute (204) arranged at the upper part of the first span (202); the first tooth slot (205) is arranged at the upper part of the first span (202) and is positioned below the first sliding slot (204); the cleaning motor (206) is arranged at the upper part of the first span (202), is in sliding connection with the first chute (204), is electrically connected with the controller (8), and the rotation axis direction of the cleaning motor (206) is in a vertical direction; a slide drive shaft (207) provided below the cleaning motor (206) and drivingly connected to the cleaning motor (206); a sliding gear (208) sleeved on the sliding driving shaft (207), positioned below the cleaning motor (206), in driving connection with the sliding driving shaft (207) and meshed with the first tooth groove (205); the turntable (209) is sleeved on the sliding driving shaft (207), is positioned below the sliding gear (208) and is in driving connection with the sliding driving shaft (207); the cleaning assemblies (210) are symmetrically arranged below the rotary table (209) and fixedly connected with the rotary table (209);
the slide cover mechanism (3) includes: the second sliding screw rod (31) is arranged in the middle of the support frame (1) and is rotationally connected with the support frame (1); the second span (32) is arranged at the upper part of the support frame (1) and is in sliding connection with the support frame (1); the second nut sliding block (33) is arranged at the lower part of the second span (32) and is in driving connection with the second sliding screw rod (31); the protective cover (34) is arranged on the second span (32), one end of the protective cover is fixedly connected with the support frame (1), and the other end of the protective cover is fixedly connected with the second span (32);
the gear box (4) is arranged at the side parts of the cleaning mechanism (2) and the sliding cover mechanism (3) and is respectively matched with the cleaning mechanism (2) and the sliding cover mechanism (3), and the cleaning mechanism comprises: a housing (401); the first motor (402) is arranged on the side wall of the shell (401), is fixedly connected with the shell (401), and is electrically connected with the controller (8); the driving gear (403) is sleeved on the first motor (402) and is in driving connection with the first motor (402); the electric push rod (404) is arranged on the side wall of the shell (401), is fixedly connected with the shell (401) and is electrically connected with the controller (8); the rotating seat (405) is arranged in the middle of the shell (401) and is fixedly connected with the shell (401); the transmission shaft (406) is arranged in the middle of the shell (401), one end of the transmission shaft is rotationally connected with the electric push rod (404), the other end of the transmission shaft is rotationally connected with the rotating seat (405), and the transmission shaft (406) is slidingly connected with the rotating seat (405) in the axis direction; the transmission gear (407) is arranged in the middle of the transmission shaft (406), is in driving connection with the transmission shaft (406) and is meshed with the driving gear (403); a first clutch gear (408) arranged on one side of the transmission gear (407) and in driving connection with the transmission shaft (406); the second clutch gear (409) is arranged on the other side of the clutch gear and is in driving connection with the transmission shaft (406); the first driven gear (410) is arranged at one end of the first sliding screw rod (201), is in driving connection with the first sliding screw rod (201) and is meshed with the first clutch gear (408); and a second driven gear (411) arranged at one end of the second sliding screw (31), connected with the second sliding screw (31) in a driving way, and meshed with the second clutch gear (409).
2. A self-cleaning photovoltaic power plant for extreme environments according to claim 1, characterized in that:
the width of the first clutch gear (408) and the first driven gear (410) is smaller than the width of the transmission gear (407);
the width sum of the second clutch gear (409) and the second driven gear (411) is smaller than the width of the transmission gear (407).
3. A self-cleaning photovoltaic power plant for extreme environments according to claim 1, characterized in that:
a mounting plate (12) is arranged below the photovoltaic power generation plate (11), and the mounting plate (12) is rotationally connected with the support frame (1);
the vibration mechanism (5) includes: the main shaft (501) is arranged below the mounting plate (12) and is fixedly connected with the lower part of the mounting plate (12); a main gear (502) arranged below the mounting plate (12) and in driving connection with the main shaft (501); the first rotating shaft (503) is vertically arranged at the side part of the main gear (502) and is in rotating connection with the support frame (1); the auxiliary gear (504) is sleeved on the first rotating shaft (503), is in driving connection with the first rotating shaft (503) and is meshed with the main gear (502); the second rotating shaft (505) is vertically arranged at the side part of the main gear (502) and is rotationally connected with the support frame (1); a first rotary gear (506) arranged below the pinion (504) and in driving connection with the second rotating shaft (505); a plurality of first protruding blocks (507) which are cylindrical and are arranged on one side of the first rotary gear (506) facing the pinion (504) and are in driving fit with the tooth parts of the pinion (504); the second motor (508) is arranged on the side part of the first rotary gear (506) and is fixedly connected with the support frame (1); a second rotary gear (509) disposed on the side of the first rotary gear (506), in driving connection with the second motor (508), having a shape and size consistent with those of the first rotary gear (506), and meshed with the first rotary gear (506); and a plurality of second protruding blocks (510) which are cylindrical and are arranged on one side of the second rotary gear (509) facing the pinion (504) and are in driving fit with the teeth of the pinion (504).
4. A self-cleaning photovoltaic power plant for extreme environments according to claim 3, characterized in that:
the transmission ratio of the main gear (502) to the auxiliary gear (504) is 6:1.
5. a self-cleaning photovoltaic power plant for extreme environments according to claim 4, characterized in that:
pressure sensors (7) are symmetrically arranged at the lower part of the mounting plate (12), and the pressure sensors (7) are electrically connected with the controller (8).
6. A method of operating a self-cleaning photovoltaic power plant for extreme environments, characterized by the steps of:
step S1, environment monitoring, namely acquiring weather information of the position of the photovoltaic power generation equipment in real time by a communication module (6), monitoring a pressure value by a pressure sensor (7) in real time, and sending the pressure value to a controller (8);
step S2, if the rainfall or snowfall exceeds a set threshold value in the weather information acquired by the communication module (6), the controller (8) controls the sliding cover mechanism (3) to stretch the protective cover (34): the controller (8) controls the gear box (4) to drive the sliding cover mechanism (3), the first motor (402) rotates forward, the second sliding screw rod (31) rotates forward, the second span (32) is driven to move to the side far away from the gear box (4), and the protective cover (34) stretches to be spread above the photovoltaic power generation plate (11);
step S3, the controller (8) controls the cleaning mechanism (2) to periodically clean the surface of the photovoltaic power generation plate (11): the controller (8) controls the cleaning motor (206) to rotate positively, the sliding gear (208) rotates positively, the rotary table (209) provided with the cleaning assembly (210) moves to one side of the first frame (202) and the cleaning assembly (210) is driven to rotate, the controller (8) controls the cleaning motor (206) to rotate reversely, the sliding gear (208) rotates reversely, and the rotary table (209) provided with the cleaning assembly (210) moves to the other side of the first frame (202) and the cleaning assembly (210) is driven to rotate; the controller (8) controls the gear box (4) to be switched to drive the cleaning mechanism (2), the first motor (402) rotates positively, the first sliding screw rod (201) rotates positively, the first span (202) is driven to move towards the side far away from the gear box (4), the first motor (402) rotates reversely, and the first sliding screw rod (201) rotates reversely, the first span (202) is driven to move towards the side close to the gear box (4);
step S4, if the pressure sensor (7) monitors that the pressure exceeds a set threshold value, controlling the photovoltaic power generation panel (11) to vibrate at high frequency: the controller (8) controls the second motor (508) to run at a high speed, and the first convex block (507) of the first rotary gear (506) and the second convex block (510) of the second rotary gear (509) alternately drive the pinion (504) to rotate in a positive and negative alternating manner, so that the main gear (502) meshed with the pinion (504) and the mounting plate (12) connected with the main gear (502) are driven to rotate in a positive and negative high frequency alternating micro-angle to form vibration.
7. A method of operating a self-cleaning photovoltaic power plant for extreme environments according to claim 6, characterized in that:
in the step S3, the gear box (4) switching method comprises the following steps: the controller (8) controls the first motor (402) to return to the initial position, the electric push rod (404) is started, if the electric push rod (404) is switched from the driving sliding cover mechanism (3) to the driving cleaning mechanism (2), the electric push rod (404) is extended, and if the electric push rod (404) is shortened if the electric push rod is switched from the driving cleaning mechanism (2) to the driving sliding cover mechanism (3).
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| CN202111660090.3A CN114448343B (en) | 2021-12-31 | 2021-12-31 | Self-cleaning photovoltaic power generation equipment for extreme environment and working method thereof |
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| CN202111660090.3A CN114448343B (en) | 2021-12-31 | 2021-12-31 | Self-cleaning photovoltaic power generation equipment for extreme environment and working method thereof |
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| CN114448343A CN114448343A (en) | 2022-05-06 |
| CN114448343B true CN114448343B (en) | 2023-05-23 |
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| CN112928979A (en) * | 2021-02-02 | 2021-06-08 | 张丽丽 | Supporting mechanism for photovoltaic power generation panel with overturning self-cleaning function |
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| WO2017157269A1 (en) * | 2016-03-14 | 2017-09-21 | 汤耀庆 | Fully-automatic track-type trolley for cleaning photovoltaic assembly and cleaning method therefor |
| CN109067336A (en) * | 2018-08-16 | 2018-12-21 | 芜湖寅越信息科技有限公司 | A kind of new energy solar energy power generating plate with protective device |
| CN111371392B (en) * | 2020-03-24 | 2021-10-22 | 山东华岳新能源有限公司 | Photovoltaic power generation device convenient to clean and protect |
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| CN112928979A (en) * | 2021-02-02 | 2021-06-08 | 张丽丽 | Supporting mechanism for photovoltaic power generation panel with overturning self-cleaning function |
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