CN215990694U

CN215990694U - Photovoltaic module self-cleaning device

Info

Publication number: CN215990694U
Application number: CN202122581857.5U
Authority: CN
Inventors: 邹定湖; 王军; 刘中锋
Original assignee: Hunan Hetian New Energy Technology Co ltd
Current assignee: Hunan Hetian New Energy Technology Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-03-08
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses an automatic cleaning device for photovoltaic modules, which comprises a mounting plate, wherein a support rod is fixed on the upper surface of the mounting plate, a positioning mechanism is installed on the outer wall of the support rod, a positioning groove is formed in the upper surface of the mounting plate, a connecting plate is fixed at the upper end of the support rod, the automatic cleaning device for photovoltaic modules is characterized in that a group of automatic cleaning devices is arranged between two groups of photovoltaic modules, a motor and a water pump can be controlled in a timing mode through an instruction sent by a control system, dust on receiving surfaces of the photovoltaic modules on two sides can be removed synchronously when a cleaning roller slides vertically and downwards along the outer wall of a first rotating shaft, and a plurality of groups of water outlets can be opened intermittently through continuous rotation of a second rotating shaft, so that cleaning water in a water storage frame can be sprayed on the surfaces of the photovoltaic modules in a periodic pressurizing mode, the automatic cleaning device has a deep cleaning effect, and can be recycled, the waste of water resources is avoided.

Description

Photovoltaic module self-cleaning device

Technical Field

The utility model relates to the technical field of photovoltaic power generation auxiliary devices, in particular to an automatic cleaning device for a photovoltaic module.

Background

The single solar cell can not be directly used as a power supply, and a plurality of single cells are required to be connected in series, in parallel and tightly packaged into a module as the power supply, so that a photovoltaic module is used for storing and converting solar energy, the photovoltaic module (also called as a solar cell panel) is a core part in a solar power generation system and is also the most important part in the solar power generation system, and the function of the photovoltaic module is to convert the solar energy into electric energy and transmit the electric energy to a storage battery for storage or to push a load to work.

As is well known, photovoltaic module needs to expose for a long time and carries out the energy storage under the sunlight, but follows from it is the dust of incessant, if there is the energy storage effect that has the influence electroplax that the dust can be very big at photovoltaic module's accepting face, reduce the storage and the conversion efficiency of the energy, consequently the photovoltaic module that sets up in the external world generally needs the manual work to clear up the dust regularly, wastes time and energy, and it is more troublesome to the clearance of some large-scale photovoltaic modules moreover, and the effect of clearance is also not ideal enough.

In addition, the existing photovoltaic module is often fixedly mounted on the platform to ensure the stability of the photovoltaic module, but the fixedly mounted photovoltaic module cannot be subjected to angle adjustment, so that the solar energy cannot be received to the maximum extent, and certain disadvantages exist.

Aiming at the problems, innovative design is urgently needed on the basis of the original photovoltaic module.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic cleaning device for a photovoltaic module, which aims to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: an automatic cleaning device for photovoltaic modules comprises a mounting plate, wherein a support rod is fixed on the upper surface of the mounting plate, a positioning mechanism is installed on the outer wall of the support rod, a positioning groove is formed in the upper surface of the mounting plate, a connecting plate is fixed on the upper end of the support rod, a first photovoltaic module and a second photovoltaic module are respectively fixed on one side of the connecting plate, a control system is fixedly installed between the first photovoltaic module and the second photovoltaic module, a servo motor is connected to the upper end of the control system, a first rotating shaft is connected to the end of the servo motor, a cleaning roller is installed by penetrating through the connecting plate by the end of the first rotating shaft, limiting rods are installed at the two ends of the cleaning roller in a penetrating manner, the two ends of each limiting rod are fixed on the outer wall of the connecting plate, a water storage frame is fixed on the upper surfaces of the first photovoltaic module and the second photovoltaic module, and water storage grooves are installed on the lower surfaces of the first photovoltaic module and the second photovoltaic module, the inside of aqua storage tank runs through the one end of installing the pump station, and the other end of pump station runs through and installs in the inside of water storage frame to the pump station is electric connection with control system, the upper end of first pivot runs through the water storage frame and is fixed with first conical gear, and just the both sides of first conical gear all are provided with second conical gear, the central point of second conical gear one side puts the one end that is fixed with the second pivot, and the other end of second pivot installs in the inner wall of water storage frame to the outer wall of second pivot is fixed with the one end of baffle, the other end of baffle glues and glues there is the sealing strip, and the delivery port has been seted up to the inner wall of water storage frame.

Preferably, positioning mechanism includes fixed disk, telescopic link and spring, and the outer wall of bracing piece is fixed with the fixed disk, the inside one end of installing the telescopic link that runs through of fixed disk, and the other end of telescopic link is located the inside of constant head tank to the outer wall winding of telescopic link has the spring, the one end of spring welds in the outer wall of telescopic link, and the other end of spring is fixed in the upper surface of fixed disk.

Preferably, the telescopic link sets up to "T" style of calligraphy structure, and the telescopic link passes through the spring and constitutes the extending structure of block slidingtype with the constant head tank to the constant head tank is at the equal angular distribution of upper surface of mounting panel.

Preferably, the cleaning roller is in threaded connection with the first rotating shaft, the cleaning roller and the connecting plate form a clamping type sliding structure through the two groups of limiting rods, and the cleaning roller is attached to the same side of the first photovoltaic assembly and the same side of the second photovoltaic assembly respectively.

Preferably, the second bevel gears are symmetrically arranged on two sides of the first bevel gear, and the two groups of second bevel gears are in meshed connection with the first bevel gear.

Preferably, the baffle is provided with two groups about the central axis, the baffle and the water storage frame form a sealed rotary structure through the sealing strip, and the water outlets are arranged on one side of the water storage frame at equal intervals.

Compared with the prior art, the utility model has the beneficial effects that: the automatic cleaning device for the photovoltaic module comprises a cleaning device,

the automatic cleaning device is arranged between the two groups of photovoltaic modules, a motor and a water pump can be controlled in a timing mode through an instruction sent by a control system, dust on receiving surfaces of the photovoltaic modules on two sides can be removed synchronously when the cleaning roller slides vertically and downwards along the outer wall of the first rotating shaft, and multiple groups of water outlets can be intermittently opened through continuous rotation of the second rotating shaft, so that cleaning water in the water storage frame can be periodically pressurized and sprayed on the surfaces of the photovoltaic modules, the deep cleaning effect is achieved, meanwhile, the cleaning water can be recycled, and waste of water resources is avoided;

secondly, on the other hand, connect the bracing piece at the upper surface of mounting panel through a set of bearing to at the outer wall fixed mounting of bracing piece a set of positioning mechanism, can relieve the restriction rotation effect to the bracing piece immediately through upwards extracting the telescopic link, seted up the constant head tank that angular distribution such as multiunit in addition at the upper surface of mounting panel, make this bracing piece can carry out angular adjustment and location on a large scale, guaranteed that this photovoltaic module can the at utmost the receipt and store solar energy.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a side view of the mounting structure of the present invention;

FIG. 3 is a schematic diagram of a side view cross-sectional structure of the water storage frame according to the present invention;

FIG. 4 is a schematic view of a front view mounting structure of the water outlet of the present invention;

FIG. 5 is a schematic view of a top view of the mounting structure of the mounting plate of the present invention;

FIG. 6 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

In the figure: 1. mounting a plate; 2. a support bar; 3. a positioning mechanism; 301. fixing the disc; 302. a telescopic rod; 303. a spring; 4. positioning a groove; 5. a connecting plate; 6. a first photovoltaic module; 7. a second photovoltaic module; 8. a control system; 9. a servo motor; 10. a first rotating shaft; 11. cleaning the roller; 12. a limiting rod; 13. a water storage frame; 14. a water storage tank; 15. a pump station; 16. a first bevel gear; 17. a second bevel gear; 18. a second rotating shaft; 19. a baffle plate; 20. a sealing strip; 21. and (7) a water outlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: an automatic cleaning device for photovoltaic modules comprises a mounting plate 1, wherein a support rod 2 is fixed on the upper surface of the mounting plate 1, a positioning mechanism 3 is installed on the outer wall of the support rod 2, a positioning groove 4 is formed in the upper surface of the mounting plate 1, a connecting plate 5 is fixed at the upper end of the support rod 2, a first photovoltaic module 6 and a second photovoltaic module 7 are respectively fixed on one side of the connecting plate 5, a control system 8 is fixedly installed between the first photovoltaic module 6 and the second photovoltaic module 7, the upper end of the control system 8 is connected with a servo motor 9, the end part of the servo motor 9 is connected with a first rotating shaft 10, a cleaning roller 11 is installed at the end part of the first rotating shaft 10, a limiting rod 12 is installed at each end of the cleaning roller 11 in a penetrating manner, each end of the limiting rod 12 is fixed on the outer wall of the connecting plate 5, a water storage frame 13 is fixed on the upper surfaces of the first photovoltaic module 6 and the second photovoltaic module 7, and the lower surface mounting of first photovoltaic module 6 and second photovoltaic module 7 has aqua storage tank 14, the inside of aqua storage tank 14 runs through the one end of installing pump station 15, and the other end of pump station 15 runs through the inside of installing in water storage frame 13, and pump station 15 is electric connection with control system 8, the upper end of first pivot 10 runs through water storage frame 13 and is fixed with first conical gear 16, and the both sides of first conical gear 16 all are provided with second conical gear 17, the central point of second conical gear 17 one side puts the one end that is fixed with second pivot 18, and the other end of second pivot 18 installs in the inner wall of water storage frame 13, and the outer wall of second pivot 18 is fixed with the one end of baffle 19, the other end of baffle 19 glues and glues there is sealing strip 20, and the delivery port 21 has been seted up to the inner wall of water storage frame 13.

Positioning mechanism 3 includes fixed disk 301, telescopic link 302 and spring 303, and the outer wall of bracing piece 2 is fixed with fixed disk 301, the inside one end of installing telescopic link 302 that runs through of fixed disk 301, and the other end of telescopic link 302 is located the inside of constant head tank 4, and the outer wall winding of telescopic link 302 has spring 303, the one end of spring 303 welds in the outer wall of telescopic link 302, and spring 303's the other end is fixed in the upper surface of fixed disk 301, this positioning mechanism 3 set up to first photovoltaic module 6 and second photovoltaic module 7 provide angle location's function in step, utilize the block effect between telescopic link 302 and the constant head tank 4 to fix a position and adjust, higher stability has.

Telescopic link 302 sets up to "T" style of calligraphy structure, and telescopic link 302 constitutes the extending structure of block slidingtype through spring 303 and constant head tank 4 to constant head tank 4 angular distribution such as the upper surface at mounting panel 1 has guaranteed that telescopic link 302 can run through fixed disk 301 and has carried out the ascending flexible of vertical side, can receive spring 303's reset action simultaneously.

Cleaning roller 11 is threaded connection with first pivot 10, and cleaning roller 11 constitutes the sliding structure of block type through two sets of gag lever posts 12 and connecting plate 5 to cleaning roller 11 laminates with same one side of first photovoltaic module 6 and second photovoltaic module 7 each other respectively, has guaranteed when first pivot 10 is rotatory that cleaning roller 11 can carry out the ascending slip of vertical side along the outer wall of first pivot 10 in the screw thread impetus.

The second bevel gears 17 are symmetrically arranged on two sides of the first bevel gear 16, and the two sets of second bevel gears 17 are meshed with the first bevel gear 16, so that the two sets of second bevel gears 17 can be synchronously driven to rotate through the first bevel gear 16 by the rotation of the first rotating shaft 10, and the motion transmissibility is realized.

Two groups of baffles 19 are symmetrically arranged about a central axis, the baffles 19 and the water storage frame 13 form a sealed rotating structure through the sealing strips 20, and the water outlets 21 are arranged on one side of the water storage frame 13 at equal intervals, so that the baffles 19 can be periodically coincided with the water outlets 21 when rotating, and the water outlets 21 can achieve a periodic pressurized jet effect.

The working principle is as follows: when the automatic cleaning device for the photovoltaic modules is used, assuming that the angles of the first photovoltaic module 6 and the second photovoltaic module 7 need to be properly adjusted according to the direction of the sun, firstly, as shown in fig. 1, fig. 2 and fig. 5, the telescopic rod 302 is vertically pulled upwards, so that the lower end of the telescopic rod 302 is separated from the clamping connection with the positioning groove 4 and continues to stretch the spring 303, at this time, the positioning function of the supporting rod 2 is released, the first photovoltaic module 6 and the second photovoltaic module 7 can be rotated through the supporting rod 2, and when the angles of the first photovoltaic module 6 and the second photovoltaic module 7 are proper, the telescopic rod 302 is loosened, and the first photovoltaic module 6 and the second photovoltaic module 7 are rotated by a small margin, so that the lower end of the telescopic rod 302 falls into the positioning groove 4 nearby, and the adjustment of the angles of the first photovoltaic module 6 and the second photovoltaic module 7 can be completed.

When the control system 8 is started at a fixed time, a starting command is synchronously sent to the servo motor 9 and the pump station 15, at this time, as shown in fig. 2, the servo motor 9 drives the first rotating shaft 10 to rotate in a forward direction, under the action of the screw thread and the limiting action of the two sets of limiting rods 12, the cleaning roller 11 slides downwards along the outer wall of the first rotating shaft 10 and clings to the surfaces of the first photovoltaic module 6 and the second photovoltaic module 7 in a slanting manner, then the first rotating shaft 10 drives the two sets of second bevel gears 17 to rotate synchronously through the first bevel gear 16, and the two sets of second bevel gears 17 drive the two sets of second rotating shafts 18 and the two sets of baffles 19 to rotate synchronously, as shown in fig. 3, when the baffles 19 rotate, the sealing strips 20 periodically coincide with the inner end of the water outlet 21, and when the baffles 19 rotate, the cleaning water in the water storage frame 13 has a pressurizing effect, so that the analysis is not difficult, under the continuous rotation action of the baffle plate 19, the multiple groups of water outlets 21 intermittently pressurize and spray cleaning water to the surfaces of the first photovoltaic module 6 and the second photovoltaic module 7, and are matched with the scraping action of the cleaning roller 11, the surfaces of the first photovoltaic module 6 and the second photovoltaic module 7 can be deeply cleaned, when the first period of the servo motor 9 is finished, the servo motor immediately rotates reversely to drive the cleaning roller 11 at the lower ends of the first photovoltaic module 6 and the second photovoltaic module 7 to return to the original path, when the complete period of the servo motor 9 is finished, the baffle plate 19 just rotates to the position shown in figure 3 to simultaneously close the multiple groups of water outlets 21, and meanwhile, the control system 8 sends a stop instruction to immediately stop the servo motor 9, and the supplementary description shows that when the water outlets 21 jet the surfaces of the first photovoltaic module 6 and the second photovoltaic module 7, the pump station 15 can filter the clean water falling into the water storage tank 14 in synchronous operation and then pump the clean water into the water storage frame 13 again for recycling, so that the waste of water resources is avoided.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A photovoltaic module self-cleaning device, includes mounting panel (1), its characterized in that: the upper surface of the mounting plate (1) is fixed with a support rod (2), the outer wall of the support rod (2) is provided with a positioning mechanism (3), the upper surface of the mounting plate (1) is provided with a positioning groove (4), the upper end of the support rod (2) is fixed with a connecting plate (5), one side of the connecting plate (5) is respectively fixed with a first photovoltaic component (6) and a second photovoltaic component (7), a control system (8) is fixedly arranged between the first photovoltaic component (6) and the second photovoltaic component (7), the upper end of the control system (8) is connected with a servo motor (9), the end of the servo motor (9) is connected with a first rotating shaft (10), the end of the first rotating shaft (10) penetrates through the connecting plate (5) to be provided with a cleaning roller (11), and both ends of the cleaning roller (11) are respectively penetrated and provided with a limiting rod (12), and both ends of the limiting rod (12) are fixed on the outer wall of the connecting plate (5), a water storage frame (13) is fixed on the upper surfaces of the first photovoltaic component (6) and the second photovoltaic component (7), a water storage tank (14) is installed on the lower surfaces of the first photovoltaic component (6) and the second photovoltaic component (7), one end of a pump station (15) is installed inside the water storage tank (14) in a penetrating manner, the other end of the pump station (15) is installed inside the water storage frame (13) in a penetrating manner, the pump station (15) is electrically connected with the control system (8), a first bevel gear (16) is fixed on the upper end of the first rotating shaft (10) in a penetrating manner through the water storage frame (13), two sides of the first bevel gear (16) are respectively provided with a second bevel gear (17), one end of a second rotating shaft (18) is fixed at the central position on one side of the second bevel gear (17), and the other end of the second rotating shaft (18) is installed on the inner wall of the water storage frame (13), and the outer wall of the second rotating shaft (18) is fixed with one end of a baffle (19), the other end of the baffle (19) is adhered with a sealing strip (20), and the inner wall of the water storage frame (13) is provided with a water outlet (21).

2. The automatic cleaning device for the photovoltaic module according to claim 1, characterized in that: positioning mechanism (3) include fixed disk (301), telescopic link (302) and spring (303), and the outer wall of bracing piece (2) is fixed with fixed disk (301), the inside of fixed disk (301) runs through the one end of installing telescopic link (302), and the other end of telescopic link (302) is located the inside of constant head tank (4), and the outer wall winding of telescopic link (302) has spring (303), the one end of spring (303) welds in the outer wall of telescopic link (302), and the other end of spring (303) is fixed in the upper surface of fixed disk (301).

3. The automatic cleaning device for the photovoltaic module as claimed in claim 2, wherein: the telescopic rod (302) is arranged to be of a T-shaped structure, the telescopic rod (302) forms a clamping sliding type telescopic structure with the positioning groove (4) through a spring (303), and the positioning groove (4) is distributed on the upper surface of the mounting plate (1) at equal angles.

4. The automatic cleaning device for the photovoltaic module according to claim 1, characterized in that: the cleaning roller (11) is in threaded connection with the first rotating shaft (10), the cleaning roller (11) and the connecting plate (5) form a clamping type sliding structure through the two groups of limiting rods (12), and the cleaning roller (11) is attached to the same side of the first photovoltaic assembly (6) and the same side of the second photovoltaic assembly (7) respectively.

5. The automatic cleaning device for the photovoltaic module according to claim 1, characterized in that: the second bevel gears (17) are symmetrically arranged on two sides of the first bevel gear (16), and the two groups of the second bevel gears (17) are in meshed connection with the first bevel gear (16).

6. The automatic cleaning device for the photovoltaic module according to claim 1, characterized in that: the baffle plates (19) are symmetrically arranged in two groups about a central axis, the baffle plates (19) and the water storage frame (13) form a sealed rotary structure through the sealing strips (20), and the water outlets (21) are arranged on one side of the water storage frame (13) at equal intervals.