CN112337838A

CN112337838A - Automatic decontamination device for photovoltaic panel by light reflection method

Info

Publication number: CN112337838A
Application number: CN202011234379.4A
Authority: CN
Inventors: 朱兰芬
Original assignee: ZHEJIANG OYA OPTOELECTRONIC TECHNOLOGY CO LTD
Current assignee: ZHEJIANG OYA OPTOELECTRONIC TECHNOLOGY CO LTD
Priority date: 2020-11-07
Filing date: 2020-11-07
Publication date: 2021-02-09

Abstract

The invention provides an automatic decontamination device for a photovoltaic panel by a light reflection method, wherein a moving seat is slidably arranged in a shell, a magnet is arranged in the outer side of the moving seat, a corresponding coil is arranged outside the magnet and in the shell, a brush head is fixedly arranged at the inner end of the moving seat, a reflector is fixedly arranged on the inner side of the brush head, and a photoresistor is arranged on the inner wall of the shell above a photovoltaic panel. When the photovoltaic panel is not cleared up for a long time, after the surface dust and sundries are too much, sunlight penetrates through the photovoltaic panel and passes through the reflector to the photoresistor, so that the resistance value of the circuit is connected into the photoresistor, the transmitted light intensity is small, the resistance value is small, the magnetic field generated by the coil is guaranteed to be larger than the pulling force of the spring, the magnet is pushed, the movable seat is driven to move inwards to remove the dirt, and the purpose of automatically removing the dirt when the surface dust of the photovoltaic panel exceeds the fixed quantity is achieved.

Description

Automatic decontamination device for photovoltaic panel by light reflection method

Technical Field

The invention belongs to the technical field of photovoltaic panels, and particularly relates to an automatic decontamination device for a photovoltaic panel by a light reflection method.

Background

The solar photovoltaic panel is a new pollution-free renewable energy source, and is widely applied at home and abroad, most of the solar photovoltaic panels are placed outdoors, the influence of daily accumulated dust and sundries on the photoelectric conversion efficiency of the photovoltaic panel is ignored in the using process, the accumulated dust and the sundries directly reduce the solar radiation received by the solar photovoltaic panel, and the temperature of the photovoltaic panel is too high, so that the output power is reduced.

At present, when the surface dust of a photovoltaic panel cannot exceed the fixed quantity, the solar photovoltaic panel for outdoor use automatically decontaminates, the required labor amount is large, and meanwhile, when the deposited dust is more, the solar photovoltaic panel is easy to adhere to the surface of the photovoltaic panel and is difficult to clean, and the operation temperature inside the photovoltaic panel is influenced, so that the photoelectric conversion efficiency is reduced.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides an automatic decontamination device for a photovoltaic panel by a light reflection method, which is achieved by the following specific technical means:

an automatic decontamination device for a photovoltaic panel by a light reflection method comprises a shell, wherein light transmission openings are fixedly arranged on the left side and the right side of the upper surface of the shell, a base platform is fixedly arranged in the shell, a photovoltaic panel is arranged at the top of the base platform, a collecting box is fixedly arranged between the adjacent base platforms, a filter screen is fixedly arranged in the collecting box, the collecting box is connected with the base platform, a water storage cavity is formed in the base platform, a piston plate is slidably arranged in the water storage cavity, a stress rod is arranged at the outer end of the piston plate and in the shell, a base rod is arranged on the outer side of the stress rod, the base rod is fixedly arranged on the lower surface of a movable seat, the movable seat is slidably arranged in the shell, a magnet is arranged in the outer side of the movable seat, and a corresponding coil is arranged in the shell, the inner fixed mounting who removes the seat has the brush head, and the last surface engagement who removes the seat has the gear, the front fixed surface of gear installs the driving lever, and the upper surface laminating of gear has special-shaped dish, gear and special-shaped dish all rotate and install the inside at the casing, the front fixed surface of special-shaped dish installs the ejector pin, the surperficial swing joint of ejector pin has branch, the top swing joint of branch has the adjustable shelf, the bottom of adjustable shelf is provided with the clamp plate, the lower surface of clamp plate is provided with the water storage bag, be connected through the hose between water storage bag and the brush head, the inboard fixed mounting of brush head has the speculum, the top of photovoltaic panel is provided with photo resistance at the inner wall of casing.

Further, electric connection between photo resistance and the coil, the magnetic field magnetic pole that the coil produced is the same with the magnetic pole of opposite face magnet, the outer fixed surface who removes the seat is connected with the spring, and when photovoltaic panel surface laying dust and debris were too much, the sunlight sees through photovoltaic panel on the speculum arrived photo resistance through the speculum to adjust the resistance value that the photo resistance even goes into the circuit, the light intensity who sees through is less, and the resistance value is less, thereby guarantees that the magnetic field that the coil produced promotes magnet, drives and removes the seat and move to the inboard simultaneously.

Further, the equal equidistance of the upper surface of removal seat is provided with the tooth piece corresponding with the gear, the shrinkage pool corresponding with the driving lever is seted up to the inside of dysmorphism dish, drives the gear meshing and rotates when removing the seat to the driving lever combines the back with the dysmorphism dish, drives the ejector pin on dysmorphism dish surface and promotes the terminal adjustable shelf of branch, and the adjustable shelf promotes the clamp plate downwards, and the clamp plate extrudees the water storage bag.

Furthermore, the photoresistor and the reflector are correspondingly arranged in a left-right inclined manner, and the brush head and the photovoltaic panel are correspondingly arranged up and down.

Further, the springs are sleeved on the outer surfaces of the piston plate and the pressing plate, the water collecting hopper corresponding to the photovoltaic panel is arranged on the upper surface of the collecting box, after the cleaned sewage is collected by the collecting box, the movable seat drives the bottom rod to move towards the outer side, the stress rod recovers, and based on the pressure principle, the piston plate sucks water into the water storage cavity inside the bottom table, so that the temperature of the photovoltaic panel during operation is reduced by water flow.

Furthermore, the stress rod is obliquely arranged by taking the inner wall of the shell as a standard, and the inner side surface of the stress rod is provided with a spring column.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the shell is arranged between adjacent photovoltaic panels, when the photovoltaic panels are not cleaned for a long time, after dust and impurities are accumulated on the surfaces of the photovoltaic panels, sunlight penetrates through the photovoltaic panels and passes through the reflecting mirror to the photoresistor, so that the resistance value of the photoresistor connected with a circuit is adjusted, the intensity of the penetrating light is small, the resistance value is small, and therefore, when the magnetic field generated by the coil is larger than the pulling force of the spring, the magnet is pushed to drive the moving seat to move inwards to perform decontamination, and the purpose of automatic decontamination is realized when the dust on the surface area of the photovoltaic panels exceeds a fixed amount.

2. In the process that the moving seat moves inwards at the same time, the gear blocks on the surface drive the gears to be meshed and rotated, so that after the deflector rod is combined with the special-shaped disc, the ejector rods on the surface of the special-shaped disc are driven to push the movable frame at the tail end of the supporting rod, the movable frame pushes the pressing plate downwards, the pressing plate extrudes the water storage bag, the water storage bag conveys the water through hose to the brush head, and dirt which is difficult to clean on the surface of the photovoltaic panel is subjected to wet type decontamination, so that the decontamination effect is improved, and the capacity of fully performing photoelectric conversion on the.

3. According to the invention, after decontamination is carried out, sewage after the surface of the photovoltaic panel is cleaned is pushed into the collection box through the brush head, when the movable seat drives the bottom rod to move outwards, and after the stress rod is recovered, the piston plate pumps water into the water storage cavity in the bottom platform based on the pressure principle, so that the temperature of the photovoltaic panel during operation is reduced by utilizing the flow between water flows, and the photoelectric conversion efficiency is not influenced.

Drawings

FIG. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the housing of the present invention;

FIG. 3 is a schematic view of the connection between the gear and the special-shaped disc;

FIG. 4 is a schematic view of the internal structure of the base table of the present invention.

In the figure: 1. a housing; 2. a light-transmitting opening; 3. a base table; 4. a photovoltaic panel; 5. a collection box; 6. filtering with a screen; 7. a water storage cavity; 8. a piston plate; 9. a stress beam; 10. a bottom bar; 11. a movable seat; 1101. a coil; 1102. a magnet; 12. a bristle head; 13. a gear; 14. a deflector rod; 15. a shaped disc; 16. a top rod; 17. a strut; 18. a movable frame; 19. pressing a plate; 20. a water storage bag; 21. a hose; 22. a photoresistor; 23. a mirror.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

the invention provides an automatic decontamination device for a photovoltaic panel by a light reflection method, which is shown in the attached drawings 1 to 4: comprises a shell 1, light transmission openings 2 are fixedly arranged on the left side and the right side of the upper surface of the shell 1, a bottom platform 3 is fixedly arranged in the shell 1, a photovoltaic panel 4 is arranged on the top of the bottom platform 3, a collecting box 5 is fixedly arranged between the adjacent bottom platforms 3, a filter screen 6 is fixedly arranged in the collecting box 5, the collecting box 5 is connected with the bottom platform 3, a water collecting hopper corresponding to the photovoltaic panel 4 is arranged on the upper surface of the collecting box 5, a water storage cavity 7 is arranged in the bottom platform 3, after cleaned sewage is collected by the collecting box 5, when a moving seat 11 drives a bottom rod 10 to move towards the outside, after a stress rod 9 is recovered, based on the pressure principle, a piston plate 8 pumps water into the water storage cavity 7 in the bottom platform 3, so that the temperature of the photovoltaic panel 4 during operation is reduced by utilizing the flow of water, a piston plate 8 is slidably arranged in the water storage cavity 7, the outer end of the piston plate 8 is provided, the outside of atress pole 9 is provided with sill bar 10, atress pole 9 uses the inner wall of casing 1 to be the slope setting as the standard, and the inboard surface of atress pole 9 is provided with the spring post, sill bar 10 fixed mounting is at the lower surface of removal seat 11, the outer fixed surface of removal seat 11 is connected with the spring, remove seat 11 slidable mounting in the inside of casing 1, and the outside of removing seat 11 is inside to be provided with magnet 1102, the outside of magnet 1102 just is provided with corresponding coil 1101 in the inside of casing 1, the inner fixed mounting of removal seat 11 has brush head 12, brush head 12 and photovoltaic panel 4 are the corresponding setting from top to bottom.

The upper surface of the moving seat 11 is engaged with a gear 13, a shifting lever 14 is fixedly installed on the front surface of the gear 13, a special-shaped disc 15 is attached to the upper surface of the gear 13, tooth blocks corresponding to the gear 13 are equidistantly arranged on the upper surface of the moving seat 11, concave holes corresponding to the shifting lever 14 are formed in the special-shaped disc 15, the gear 13 and the special-shaped disc 15 are rotatably installed in the shell 1, the gear 13 is driven to rotate in an engaged manner when the moving seat 11 moves, after the shifting lever 14 is combined with the special-shaped disc 15, a mandril 16 on the surface of the special-shaped disc 15 is driven to push a movable frame 18 at the tail end of a supporting rod 17, the movable frame 18 pushes a pressing plate 19 downwards, the pressing plate 19 extrudes a water storage bag 20, the mandril 16 is fixedly installed on the front surface of the special-shaped disc 15, the surface of the mandril 16 is movably connected with the supporting rod 17, the top end of the supporting rod 17 is, the lower surface of clamp plate 19 is provided with water storage bag 20, be connected through hose 21 between water storage bag 20 and the brush head 12, the inboard fixed mounting of brush head 12 has speculum 23, photovoltaic panel 4's top is provided with photo resistor 22 at the inner wall of casing 1, photo resistor 22 and speculum 23 are for controlling the slope and correspond the setting, electric connection between photo resistor 22 and the coil 1101, the magnetic pole of the magnetic field that coil 1101 produced is the same with the magnetic pole of relative face magnet 1102, when photovoltaic panel 4 surface laying dust and debris are too much, the sunlight sees through photovoltaic panel 4 through on speculum 23 to photo resistor 22, thereby adjust the resistance value that photo resistor 22 links into the circuit, the light intensity who sees through is less, the resistance value is less, thereby guarantee that the magnetic field that coil 1101 produced promotes magnet 1102, drive and move seat 11 and move to the inboard simultaneously.

The specific use mode and function of the embodiment are as follows:

in the invention, a shell 1 is arranged between adjacent photovoltaic panels 4, when the photovoltaic panels 4 are not cleaned for a long time, after dust and sundries on the surfaces are too much, sunlight penetrates through the photovoltaic panels 4 and passes through a reflector 23 to reach a photoresistor 22, so that the resistance value of a circuit connected with the photoresistor 22 is adjusted, the transmitted light intensity is small, the resistance value is small, and when a magnetic field generated by a coil 1101 is larger than the pulling force of a spring, a magnet 1102 is pushed to drive a moving seat 11 to move inwards to decontaminate, so that the purpose of automatic decontamination when the dust on the surfaces of the photovoltaic panels 4 exceeds a fixed amount is realized, in the process that the moving seat 11 moves inwards at the same time, a tooth block on the surface drives a gear 13 to mesh and rotate, after a deflector rod 14 is combined with a special-shaped disc 15, a mandril 16 on the surface of the special-shaped disc 15 is driven to push a movable frame, the pressing plate 19 extrudes the water storage bag 20, the water storage bag 20 conveys the water through hose 21 to the brush head 12, wet decontamination is carried out on dirt which is difficult to clean on the surface of the photovoltaic panel 4, the decontamination effect is improved, the photoelectric conversion capability of the photovoltaic panel 4 is fully exerted, after decontamination, sewage after the surface of the photovoltaic panel 4 is cleaned is pushed into the collection box 5 through the brush head 12, the movable seat 11 drives the bottom rod 10 to move towards the outside, the stressed rod 9 recovers, and the piston plate 8 pumps water into the water storage cavity 7 inside the bottom table 3 based on the pressure principle, so that the temperature of the photovoltaic panel 4 during operation is reduced by utilizing the flow between water flows, and the photoelectric conversion efficiency is not influenced.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.

Claims

1. The utility model provides an automatic decontamination plant that light reflection method was carried out photovoltaic board, includes casing (1), its characterized in that: the solar photovoltaic power generation device is characterized in that light transmission openings (2) are fixedly arranged on the left side and the right side of the upper surface of the shell (1), a base platform (3) is fixedly arranged in the shell (1), a photovoltaic panel (4) is arranged at the top of the base platform (3), a collecting box (5) is fixedly arranged between the adjacent base platforms (3), a filter screen (6) is fixedly arranged in the collecting box (5), the collecting box (5) is connected with the base platform (3), a water storage cavity (7) is formed in the base platform (3), a piston plate (8) is slidably arranged in the water storage cavity (7), a stress rod (9) is arranged at the outer end of the piston plate (8) and in the shell (1), a base rod (10) is arranged on the outer side of the stress rod (9), the base rod (10) is fixedly arranged on the lower surface of a moving seat (11), and the moving seat (11) is slidably arranged in the shell (1), and the outside of moving seat (11) is provided with inside magnet (1102), the outside of magnet (1102) and the inside of casing (1) are provided with corresponding coil (1101), the inner fixed mounting that moves seat (11) has brush head (12), and the upper surface meshing that moves seat (11) has gear (13), the front fixed surface of gear (13) installs driving lever (14), and the upper surface laminating of gear (13) has special-shaped dish (15), gear (13) and special-shaped dish (15) all rotate and install in the inside of casing (1), the front fixed surface of special-shaped dish (15) installs ejector pin (16), the surface swing joint of ejector pin (16) has branch (17), the top swing joint of branch (17) has movable frame (18), the bottom of movable frame (18) is provided with clamp plate (19), the lower surface of clamp plate (19) is provided with water storage bag (20), the water storage bag (20) and the brush head (12) are connected through a hose (21), a reflector (23) is fixedly mounted on the inner side of the brush head (12), and a photosensitive resistor (22) is arranged on the inner wall of the shell (1) above the photovoltaic panel (4).

2. The automatic decontamination device for the photovoltaic panel by the light reflection method according to claim 1, wherein: the photoresistor (22) is electrically connected with the coil (1101), the magnetic pole of a magnetic field generated by the coil (1101) is the same as that of the opposite-face magnet (1102), and a spring is fixedly connected to the outer surface of the movable seat (11).

3. The automatic decontamination device for the photovoltaic panel by the light reflection method according to claim 1, wherein: the equal equidistance of the upper surface of removal seat (11) is provided with the tooth piece corresponding with gear (13), the corresponding shrinkage pool with driving lever (14) is seted up to the inside of dysmorphism dish (15).

4. The automatic decontamination device for the photovoltaic panel by the light reflection method according to claim 1, wherein: the light-sensitive resistor (22) and the reflector (23) are correspondingly arranged in a left-right inclined manner, and the brush head (12) and the photovoltaic panel (4) are correspondingly arranged up and down.

5. The automatic decontamination device for the photovoltaic panel by the light reflection method according to claim 1, wherein: the outer surfaces of the piston plate (8) and the pressing plate (19) are sleeved with springs, and the upper surface of the collecting box (5) is provided with a water collecting hopper corresponding to the photovoltaic panel (4).

6. The automatic decontamination device for the photovoltaic panel by the light reflection method according to claim 1, wherein: the stress rod (9) is obliquely arranged by taking the inner wall of the shell (1) as a reference, and the inner side surface of the stress rod (9) is provided with a spring column.