CN111359936A

CN111359936A - Pneumatic cleaning device for solar cell panel

Info

Publication number: CN111359936A
Application number: CN201811589428.9A
Authority: CN
Inventors: 彭小冲; 王丽芬
Original assignee: Handan Congtai Ming Aircraft Machinery Technology Co ltd
Current assignee: Handan Congtai Ming Aircraft Machinery Technology Co ltd
Priority date: 2018-12-25
Filing date: 2018-12-25
Publication date: 2020-07-03

Abstract

The invention discloses a pneumatic cleaning device for a solar cell panel, wherein a gas storage tank is fixed at the top end of a trolley bottom plate, the gas storage tank is communicated with an electromagnetic reversing valve through a gas outlet pipe of the gas storage tank, the electromagnetic reversing valve is fixed on a supporting arm, and the supporting arm is fixed on the trolley bottom plate; an inclined support arm is fixed at the upper end of the support arm, a first support plate and a second support plate are fixed at the upper end and the lower end of the inclined support arm, an upper air motor is installed on the first support plate at the upper end, and a lower air motor is installed on the first support plate at the lower end; all be fixed with the connecting axle on the output shaft of last air motor and air motor down, the other end of connecting axle is fixed with belt pulley three, and the one end cartridge of belt pulley three has the spindle nose, installs the pawl on the spindle nose of upper end, installs lower pawl on the spindle nose of lower extreme, and the one end that belt pulley three was kept away from to the spindle nose is fixed with the brush rod dabber, is provided with the brush on the lateral wall of brush rod dabber. The invention has the beneficial effects that the surface of the solar cell panel array can be movably erased, and the cleaning efficiency is effectively improved.

Description

Pneumatic cleaning device for solar cell panel

Technical Field

The invention relates to the technical field of cleaning devices, in particular to a pneumatic cleaning device for a solar cell panel.

Background

In recent years, solar photovoltaic power generation systems are widely applied, and solar panels are core components in the solar photovoltaic power generation systems, and the photoelectric conversion efficiency of the solar panels affects the efficiency of the solar photovoltaic power generation systems. However, in the practical application process, dust and impurities inevitably fall on the solar cell panel, and the dust and the impurities cover the solar cell panel to reduce the photoelectric conversion efficiency of the solar cell panel, so that the efficiency of the solar photovoltaic power generation system is reduced. Particularly, in a severe environment, such as a large-scale solar photovoltaic power station in a high-altitude desert region, the solar cell panel is easy to deposit impurities such as wind, sand and the like, and the solar cell panel is very important for removing the impurities.

In the prior art, the cleaning of sundries on the solar cell panel is limited to manual cleaning, or the cleaning is mainly performed on a single solar cell panel, and each solar cell panel is provided with a cleaning device; however, the cleaning apparatus is complicated and is not easy to assemble.

Disclosure of Invention

Aiming at the defects, the invention provides a pneumatic cleaning device for a solar cell panel, which is used for efficiently removing dust and sundries on the solar cell panel and effectively improving the photoelectric conversion efficiency of the solar cell panel.

In order to achieve the purpose, the invention adopts the following technical scheme:

a pneumatic cleaning device for a solar cell panel comprises a guide rail, wherein the guide rail is arranged on the ground in front of the solar cell panel, wheels are arranged on the guide rail and fixed on wheel shafts, the wheel shafts are inserted on wheel shaft mounting plates, and the wheel shaft mounting plates are fixed at the bottom end of a trolley bottom plate; the top end of the trolley bottom plate is fixedly provided with an air storage tank and a walking pneumatic motor, the air storage tank supplies air to the walking pneumatic motor, an output shaft of the walking pneumatic motor is fixedly provided with a first belt pulley, the first belt pulley is connected with a second belt pulley through a belt, and the second belt pulley is fixed on a wheel shaft; the electric control box, the air pump and the storage battery are mounted on the bottom plate of the trolley, the air pump supplies air to the air storage tank, and the storage battery supplies power to the electric control box and the air pump; the gas storage tank is communicated with a reversing valve gas inlet on the electromagnetic reversing valve through a gas storage tank gas outlet pipe, an electric control valve is arranged on the gas storage tank gas outlet pipe, the electromagnetic reversing valve is fixed on a supporting arm, and the supporting arm is fixed on a trolley bottom plate; an inclined support arm is fixed at the upper end of the support arm, a first support plate and a second support plate are fixed at the upper end and the lower end of the inclined support arm, an upper air motor is mounted on the first support plate at the upper end, a lower air motor is mounted on the first support plate at the lower end, and air inlets of the upper air motor and the lower air motor are respectively communicated with an upper air inlet and a lower air inlet on the electromagnetic directional valve; the output shafts of the upper air motor and the lower air motor are both fixed with a connecting shaft, the other end of the connecting shaft is fixed with a third belt pulley, one end of the third belt pulley, which is far away from the connecting shaft, is inserted with a shaft head, the shaft head at the upper end is provided with an upper pawl, the shaft head at the lower end is provided with a lower pawl, the upper pawl and the lower pawl both extend into pawl grooves arranged on the third belt pulley, wherein the shaft head is inserted on a second supporting plate, one end of the shaft head, which is far away from the third belt pulley, is fixed with a brush rod mandrel, the outer side wall of the brush rod mandrel is provided with a brush, the two ends of the brush rod mandrel are inserted in air guide supporting seats, the air guide supporting seats are fixed on an inclined supporting arm, the air guide supporting seat at the upper end is provided with an upper air inlet one-way valve, the air guide supporting, the upper air inlet check valve and the lower air inlet check valve are communicated with an air guide ring groove formed in the air guide supporting seat through air inlet holes, the air guide ring groove is communicated with an air vent formed in the brush rod mandrel, and the air vent is communicated with an air jet hole.

Furthermore, the third belt pulley is connected with a fourth belt pulley through a transmission belt, the fourth belt pulley is fixed on the installation shaft, two ends of the installation shaft are inserted into the support seats, and the support seats are fixed on the inclined support arms; a plurality of first bevel gears are fixed on the mounting shaft, second bevel gears are meshed with the first bevel gears and are fixed on bevel gear shafts, the bevel gear shafts are inserted into bevel gear shaft supports, and the bevel gear shaft supports are fixed with the inclined support arms through connecting blocks; and a hairbrush rotary table is fixed at one end of the bevel gear shaft, which is far away from the bevel gear II.

Furthermore, a first air guide ring sealing ring is bonded in the air guide ring groove at the upper end, and a second air guide ring sealing ring is bonded in the air guide ring groove at the lower end.

The invention has the beneficial effects that: the device can remove the surface of the solar cell panel array, and the solar cell panel array surface is not required to be manually erased in a time-consuming and labor-consuming manner, so that the cleaning efficiency is effectively improved. In addition, each row of solar cell panel array only needs to be provided with one cleaning device instead of one cleaning device corresponding to each solar cell panel, so that the cost is low and the maintenance is convenient.

Drawings

FIG. 1 is a schematic structural diagram of a solar panel pneumatic cleaning device according to the present invention;

FIG. 2 is a schematic structural diagram of a solenoid directional valve;

FIG. 3 is an enlarged view of a portion of FIG. 1A;

FIG. 4 is a partial enlarged view of FIG. 3B;

FIG. 5 is a partial enlarged view of FIG. 4C;

FIG. 6 is an enlarged view of a portion of FIG. 3D;

FIG. 7 is an enlarged view of a portion of FIG. 1E;

FIG. 8 is a schematic view of a portion of the present invention;

fig. 9 is a partial enlarged view at fig. 8F;

FIG. 10 is a first schematic view showing the connection relationship of the conveyor belts;

fig. 11 is a partial enlarged view of fig. 10H;

FIG. 12 is a second schematic view showing the connection relationship of the transfer belts;

fig. 13 is a partial enlarged view at fig. 12J;

FIG. 14 is a schematic structural diagram of a first seal ring of the air guide ring;

FIG. 15 is a schematic view of the installation position of the first seal ring of the air guide ring;

FIG. 16 is a schematic structural view of a second air guide ring seal ring;

FIG. 17 is a schematic view of the installation position of the second air guide ring sealing ring;

FIG. 18 is a distribution diagram of a solar panel;

in the figure, 1, guide rail; 2. a wheel; 3. a wheel axle; 4. a wheel axle mounting plate; 5. a trolley bottom plate; 6. a gas storage tank; 7. a travel pneumatic motor; 8. a first belt pulley; 9. a belt; 10. a second belt pulley; 11. an electric cabinet; 12. an air pump; 13. an electrically controlled valve; 14. an air outlet pipe of the air storage tank; 15. an electromagnetic directional valve; 16. an upper inlet port; 17. a lower air inlet; 18. a support arm; 19. an inclined support arm; 20. a first support plate; 21. a second support plate; 22. an air supply motor; 23. a lower air motor; 24. a connecting shaft; 25. a third belt pulley; 26. a belt pulley IV; 27. a shaft head; 28. an upper pawl; 29. a lower pawl; 30. a brush rod mandrel; 31. a brush; 32. an upper air inlet check valve; 33. a lower air inlet check valve; 34. an air guide supporting seat; 35. a gas guide ring groove; 36. a first air guide ring is sealed; 37. a vent hole; 38. a gas injection hole; 39. a support; 40. installing a shaft; 41. a conveyor belt; 42. a first bevel gear; 43. a second bevel gear; 44. a bevel gear shaft; 45. connecting blocks; 46. a bevel gear shaft support; 47. a brush turntable; 48. an air inlet; 49. a solar panel; 50. a reversing valve air inlet; 51. and a second air guide ring sealing ring.

Detailed Description

The invention is described in detail with reference to the accompanying drawings, and as shown in fig. 1-18, a solar cell panel pneumatic cleaning device comprises a guide rail 1, wherein the guide rail 1 is installed on the ground in front of a solar cell panel 49, wheels 2 are arranged on the guide rail 1, the wheels 2 are fixed on wheel shafts 3, the wheel shafts 3 are inserted on wheel shaft mounting plates 4, and the wheel shaft mounting plates 4 are fixed at the bottom ends of trolley bottom plates 5; a gas storage tank 6 and a walking pneumatic motor 7 are fixed at the top end of the trolley bottom plate 5, the gas storage tank 6 supplies gas to the walking pneumatic motor 7 through a gas pipe, a valve is arranged on the gas pipe, a belt pulley I8 is fixed on an output shaft of the walking pneumatic motor 7, the belt pulley I8 is connected with a belt pulley II 10 through a belt 9, and the belt pulley II 10 is fixed on the wheel shaft 3; an electric cabinet 11, an air pump 12 and a storage battery are arranged on the trolley bottom plate 5, the air pump 12 supplies air to the air storage tank 6, and the storage battery supplies power to the electric cabinet 11 and the air pump 12; the air storage tank 6 is communicated with a reversing valve air inlet 50 on the electromagnetic reversing valve 15 through an air storage tank air outlet pipe 14, an electric control valve 13 is arranged on the air storage tank air outlet pipe 14, the electromagnetic reversing valve 15 is fixed on a supporting arm 18, and the supporting arm 18 is fixed on the trolley bottom plate 5; an inclined support arm 19 is fixed at the upper end of the support arm 18, a first support plate 20 and a second support plate 21 are fixed at the upper end and the lower end of the inclined support arm 19, an upper air motor 22 is installed on the first support plate 20 at the upper end, a lower air motor 23 is installed on the first support plate 20 at the lower end, and air inlets of the upper air motor 22 and the lower air motor 23 are respectively communicated with an upper air inlet 16 and a lower air inlet 17 on the electromagnetic directional valve 15; a connecting shaft 24 is fixed on output shafts of the upper air motor 22 and the lower air motor 23, a belt pulley III 25 is fixed at the other end of the connecting shaft 24, a shaft head 27 is inserted into one end of the belt pulley III 25 far away from the connecting shaft 24, an upper pawl 28 is installed on the shaft head 27 at the upper end, a lower pawl 29 is installed on the shaft head 27 at the lower end, the upper pawl 28 and the lower pawl 29 both extend into pawl grooves formed in the belt pulley III 25, the shaft head 27 is inserted into the support plate II 21, a brush stick mandrel 30 is fixed at one end of the shaft head 27 far away from the belt pulley III 25, a brush 31 is arranged on the outer side wall of the brush stick mandrel 30, two ends of the brush stick mandrel 30 are inserted into air guide supports 34, the air guide supports 34 are fixed on the inclined support arm 19, an upper air inlet one-way valve 32 is installed on the air guide support 34 at the upper end, a lower air inlet one-way valve 33 is installed on the air guide support 34 at the lower end The upper air inlet one-way valve 32 and the lower air inlet one-way valve 33 are communicated with an air guide ring groove 35 arranged on an air guide supporting seat 34 through an air inlet hole 48, the air guide ring groove 35 is communicated with an air vent hole 37 arranged on the brush stick mandrel 30, and the air vent hole 37 is communicated with an air jet hole 38;

the third belt pulley 25 is connected with a fourth belt pulley 26 through a transmission belt 41, the fourth belt pulley 26 is fixed on a mounting shaft 40, two ends of the mounting shaft 40 are inserted into a support 39, and the support 39 is fixed on the inclined support arm 19; a plurality of first bevel gears 42 are fixed on the mounting shaft 40, a second bevel gear 43 is meshed with the first bevel gears 42, the second bevel gears 43 are fixed on a bevel gear shaft 44, the bevel gear shaft 44 is inserted into a bevel gear shaft support 46, and the bevel gear shaft support 46 is fixed with the inclined support arm 19 through a connecting block 45; a brush turntable 47 is fixed at one end of the bevel gear shaft 44 far away from the bevel gear II 43;

wherein, a first air guide ring sealing ring 36 is bonded in the air guide ring groove 35 at the upper end, and a second air guide ring sealing ring 51 is bonded in the air guide ring groove 35 at the lower end.

In the embodiment, when the solar cell panel 49 needs to be cleaned, the air pump 12 is started to supply air to the air storage tank 6, after the air storage of the air storage tank 6 is finished, the air storage tank 6 supplies air to the walking pneumatic motor 7 and the electromagnetic reversing valve 15, at this time, the air storage tank 6 supplies air to the air inlet of the walking pneumatic motor 7 through the air pipe, and the walking pneumatic motor 7 drives the trolley bottom plate 5 to move forwards; meanwhile, the electromagnetic directional valve 15 supplies air to the air inlet of the air discharging motor 23 through the lower air inlet 17, at the moment, the air discharging motor 23 drives the connecting shaft 24 to rotate, the connecting shaft 24 drives the belt pulley III 25 to rotate, at the moment, the belt pulley III 25 drives the shaft head 27 at the lower end to rotate through the lower pawl 29, the shaft head 27 at the lower end drives the brush rod mandrel 30 to rotate, and the brush 31 on the brush rod mandrel 30 cleans the solar cell panel 49; at this time, the gas discharged from the gas outlet of the lower gas motor 23 enters the gas guide ring groove 35 formed in the lower end gas guide support seat 34 through the lower gas inlet check valve 33 and the gas inlet hole 48, at this time, the gas enters the vent hole 37 through the gap in the second gas guide ring seal ring 51 and is then ejected through the gas ejecting hole 38, at this time, as shown in fig. 17, the ejecting direction of the gas is the same as the advancing direction of the brush stick core shaft 30, so that the solar cell panel 49 can be cleaned under the dual effects of the brush 31 and the high-pressure gas; meanwhile, the third belt pulley 25 at the lower end can drive the fourth belt pulley 26 to rotate through the conveying belt 41, the fourth belt pulley 26 can drive the installation shaft 40 to rotate, the installation shaft 40 can drive the first bevel gear 42 to rotate, the first bevel gear 42 can drive the second bevel gear 43 to rotate, the second bevel gear 43 can drive the bevel gear shaft 44 to rotate, the bevel gear shaft 44 can drive the brush turntable 47 to rotate, the brush turntable 47 is enabled to clean the solar cell panel 49, the brush turntable 47 at the front end in the advancing direction of the brush rod mandrel 30 rotates at the moment, and the auxiliary brush 31 and the high-pressure gas clean the solar cell panel 49. Because the upper pawl 28 and the lower pawl 29 are installed at opposite positions, when the lower air motor 23 drives the brush rod mandrel 30 to rotate, the brush rod mandrel 30 will drive the upper end shaft head 27 to rotate, but the upper end shaft head 27 cannot drive the upper end belt pulley three 25 to rotate through the upper pawl 28, which will not affect the upper air motor 22, and the upper end belt pulley three 25 will not drive the brush turntable 47 located at the rear end of the forward direction of the brush rod mandrel 30 to rotate.

After the trolley bottom plate 5 advances to the right position, the valve and the electric control valve 13 on the air pipe for supplying air to the walking pneumatic motor 7 are closed, then the air pipe is inserted into the air outlet of the walking pneumatic motor 7, the electromagnetic reversing valve 15 is switched, the electromagnetic reversing valve 15 supplies air to the upper air inlet 16, at this time, the valve and the electric control valve 13 on the air pipe are opened, the trolley bottom plate 5 retreats back to the original position, when the trolley bottom plate 5 retreats, the upper air motor 22 drives the brush roller mandrel 30 to work, and therefore the solar cell panel 49 can be cleaned again.

The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.

Claims

1. The utility model provides a pneumatic cleaning device of solar cell panel which characterized in that: the solar car wheel comprises a guide rail (1), wherein the guide rail (1) is arranged on the ground in front of a solar cell panel (49), wheels (2) are arranged on the guide rail (1), the wheels (2) are fixed on wheel shafts (3), the wheel shafts (3) are inserted into wheel shaft mounting plates (4), and the wheel shaft mounting plates (4) are fixed at the bottom ends of car bottom plates (5); the top end of the trolley bottom plate (5) is fixedly provided with a gas storage tank (6) and a traveling pneumatic motor (7), the gas storage tank (6) supplies gas to the traveling pneumatic motor (7), an output shaft of the traveling pneumatic motor (7) is fixedly provided with a belt pulley I (8), the belt pulley I (8) is connected with a belt pulley II (10) through a belt (9), and the belt pulley II (10) is fixed on the wheel shaft (3); an electric control box (11), an air pump (12) and a storage battery are mounted on the trolley bottom plate (5), the air pump (12) supplies air to the air storage tank (6), and the storage battery supplies power to the electric control box (11) and the air pump (12); the air storage tank (6) is communicated with a reversing valve air inlet (50) on the electromagnetic reversing valve (15) through an air outlet pipe (14) of the air storage tank, an electric control valve (13) is arranged on the air outlet pipe (14) of the air storage tank, the electromagnetic reversing valve (15) is fixed on a supporting arm (18), and the supporting arm (18) is fixed on the trolley bottom plate (5); an inclined support arm (19) is fixed at the upper end of the support arm (18), a first support plate (20) and a second support plate (21) are fixed at the upper end and the lower end of the inclined support arm (19), an upper air motor (22) is installed on the first support plate (20) at the upper end, a lower air motor (23) is installed on the first support plate (20) at the lower end, and air inlets of the upper air motor (22) and the lower air motor (23) are respectively communicated with an upper air inlet (16) and a lower air inlet (17) on the electromagnetic directional valve (15); the air guide device is characterized in that connecting shafts (24) are fixed on output shafts of the upper air motor (22) and the lower air motor (23), a belt pulley III (25) is fixed at the other end of each connecting shaft (24), a shaft head (27) is inserted into one end, far away from the connecting shafts (24), of each belt pulley III (25), an upper pawl (28) is installed on the shaft head (27) at the upper end, a lower pawl (29) is installed on the shaft head (27) at the lower end, the upper pawl (28) and the lower pawl (29) both extend into pawl grooves formed in the belt pulley III (25), the shaft head (27) is inserted into a support plate II (21), a brush roller mandrel (30) is fixed at one end, far away from the belt pulley III (25), of each shaft head (27), a brush (31) is arranged on the outer side wall of the brush roller mandrel (30), two ends of the brush roller mandrel (30) are inserted into an air guide support seat (34), and, wherein, an upper air inlet one-way valve (32) is arranged on an air guide supporting seat (34) at the upper end, a lower air inlet one-way valve (33) is arranged on an air guide supporting seat (34) at the lower end, the upper air inlet one-way valve (32) and the lower air inlet one-way valve (33) are respectively communicated with air outlets of an upper air motor (22) and a lower air motor (23), the upper air inlet one-way valve (32) and the lower air inlet one-way valve (33) are communicated with an air guide ring groove (35) arranged on the air guide supporting seat (34) through an air inlet hole (48), the air guide ring groove (35) is communicated with an air vent (37) arranged on a brush stick core shaft (30), and the air vent (37) is communicated with.

2. A pneumatic cleaning device for solar panels according to claim 1, characterised in that: the third belt pulley (25) is connected with a fourth belt pulley (26) through a transmission belt (41), the fourth belt pulley (26) is fixed on a mounting shaft (40), two ends of the mounting shaft (40) are inserted on a support seat (39), and the support seat (39) is fixed on the inclined support arm (19); a plurality of bevel gears I (42) are fixed on the mounting shaft (40), a bevel gear II (43) is meshed with the bevel gears I (42), the bevel gears II (43) are fixed on a bevel gear shaft (44), the bevel gear shaft (44) is inserted into a bevel gear shaft support (46), and the bevel gear shaft support (46) is fixed with the inclined support arm (19) through a connecting block (45); and a brush turntable (47) is fixed at one end of the bevel gear shaft (44) far away from the bevel gear II (43).

3. A pneumatic cleaning device for solar panels according to claim 1, characterised in that: a first air guide ring sealing ring (36) is bonded in the air guide ring groove (35) at the upper end, and a second air guide ring sealing ring (51) is bonded in the air guide ring groove (35) at the lower end.