CN206643033U - A kind of solar photovoltaic cell panel clearing apparatus - Google Patents

Abstract

The utility model belongs to solar panel cleaning technology field, disclose a kind of solar photovoltaic cell panel clearing apparatus, including water system and purging system, the water system includes being arranged on multiple water legs of multiple photovoltaic battery panel bottoms, water tank, centrifugal pump and the sparge pipe being vertically fixed at the top of multiple photovoltaic battery panels, the purging system includes being centered around the guide rail of laying and the frame moved on guide rail in front of multiple photovoltaic battery panels, parallel four-bar interlinked mechanism is fixed with the frame, drive the stepper motor of parallel four-bar interlinked mechanism and the battery of power supply is provided for stepper motor.The utility model has using water wisely, simple to operate, reduces manual labor, the advantages that improving operating efficiency.

Description

A solar photovoltaic panel cleaning device

technical field

The utility model belongs to the technical field of solar cell panel cleaning, in particular to a solar photovoltaic cell panel cleaning device.

Background technique

Solar photovoltaic panels are used to directly convert the sun's light radiation energy into electrical energy. They are an indispensable key component of solar power generation systems. However, since solar panels need to be exposed to open spaces, after a period of time, the surface of the panels will inevitably be contaminated. Dust, wind and sand, etc. These pollutants will reduce the exposure area of the battery panel, that is, reduce the transmittance of solar radiation, resulting in a decrease in the amount of solar radiation received by the panel and a decrease in output power. larger and more pronounced. Although the effect of cleaning photovoltaic panels by manual regular cleaning is significant, it is not a small burden on manpower and material resources in the long run. Especially for the arid and water-deficient areas in Northwest China, it is very difficult to realize regular cleaning. Therefore need a kind of device that can not only save water but also can realize cleaning, alleviate manpower.

Utility model content

The purpose of the utility model is to provide a cleaning device for solar photovoltaic panels, which has the advantages of water saving, simple operation, reduction of human labor, and improvement of work efficiency.

In order to achieve the above object, the utility model provides the following technical solutions:

A solar photovoltaic panel cleaning device, including a water system and a cleaning system, the water system includes a plurality of water collection tanks arranged at the bottom of a plurality of photovoltaic panels, a water storage tank, a centrifugal pump and vertically fixed on a plurality of photovoltaic panels The water spray pipe on the top, the bottom of the sump is higher on the left and lower on the right, the upper side of the sump is provided with a filter screen, and the left side of the bottom of the sump is provided with a first water outlet, and the first outlets of the sump pass through the water pipeline Connected to the water storage tank, a Y-shaped filter is installed on the water delivery pipeline between the first water outlet and the water storage tank, the cross section of the lower part of the water storage tank is "V" shaped, and the cross section of the upper part is square, The top of the water storage tank is provided with a water inlet, and the upper and lower ends of the water storage tank are provided with a second water outlet. The second water outlet is connected to the centrifugal pump through a water delivery pipeline, and the centrifugal pump is connected to a water spray pipe through a water delivery pipeline. The top of the water spray pipe is connected with a nozzle through a quick connector; the cleaning system includes a guide rail laid in front of a plurality of photovoltaic panels and a frame that moves on the guide rail, and a parallel four-bar linkage is fixed on the frame. mechanism, a stepping motor driving the parallel four-bar linkage mechanism, and a battery providing power for the stepping motor. The parallel four-bar linkage mechanism includes a connecting rod, a first swing link, a second swing link and a third swing link, One end of the first fork, the second fork and the third fork are hinged to the connecting rod, the other ends of the first fork and the third fork are rotatably connected to the frame, and the other end of the second fork is connected to the frame. The rotating shaft of the stepping motor is connected, and the two ends of the connecting rod are respectively hinged with a first cleaning rod and a second cleaning rod. bristle, the second bristle is fixed on the lower part of the second cleaning rod, and the second swing rod drives the first swing rod and the third swing rod to perform semi-circular reciprocating motion.

Further, the water storage tank is located below the ground, and a sand discharge port is provided on the top of the water storage tank, and the sand discharge port is connected to a sediment pump through a pipeline.

Further, a water replenishment port is provided on the top of the water storage tank, and the water replenishment port is connected to a water replenishment pump through a water delivery pipeline.

Further, the length of the connecting rod is equivalent to the length of the bottom of each photovoltaic cell panel.

Further, the bottom length of the water collection tank is equivalent to the bottom length of each photovoltaic cell panel, and the width of the filter net is 3-8 cm.

Further, the sum of the diameters of the plurality of disks is equivalent to the length of the first cleaning rod.

Further, the length of the first cleaning rod and the second cleaning rod is equivalent to the length of the bottom of each photovoltaic battery panel.

Further, the two sides of the lower part of the frame are provided with pulleys that cooperate with the movement of the guide rails, the pulleys are provided with brake handles, and the brake handles are connected to the brake pads of the pulleys with connecting wires.

Further, the rotary connection is to set "F"-shaped protrusions at both ends of the frame, and set round holes on the protrusions, the first swing rod and the third swing rod respectively, and pass the pin shaft through the round holes to connect the first A swing link and a third swing link are connected on the protrusion.

Further, the rotation connection is that a rotation shaft is provided at the lower part of the first cleaning rod, a shaft sleeve is provided at the top of the disk, and the rotation shaft and the shaft sleeve are rotatably connected.

A solar photovoltaic panel cleaning device, the beneficial effects of which are:

1. The cleaning device of the present invention includes a water system and a cleaning system. The sump in the water system is used to collect flushing water. The bottom of the sump is high on the left and low on the right to facilitate the flushing water to flow out to the lower place. The upper side of the sump is provided with a filter. , the filter screen can preliminarily remove large particles of sediment or impurities; the cross-section of the lower part of the water storage tank is "V"-shaped, and the cross-section of the upper part is square for recycling and sedimentation of flushing water, and the clear water in the upper part can be recycled again, saving In addition, the water storage tank can also be used to collect rainwater, especially in the arid and water-scarce areas of the west, which is more practical; the parallel four-bar linkage mechanism in the cleaning system is driven by a stepping motor, and the second pendulum drives the first The first swing rod and the third swing rod reciprocate in a semicircle, and the first cleaning rod and the second cleaning rod clean the two photovoltaic panels respectively, so that the same photovoltaic panel will be cleaned twice to make the cleaning more thorough , cleaner;

2. The cleaning operation of the utility model requires at most two workers, and the operation is simple, which reduces human labor and improves work efficiency.

Description of drawings

Fig. 1 is a structural schematic diagram of a cleaning device for solar photovoltaic panels of the present invention.

Fig. 2 is a structural schematic diagram of a water system in a solar photovoltaic panel cleaning device of the present invention.

Fig. 3 is a schematic side view of the water system in a cleaning device for solar photovoltaic panels of the present invention.

Fig. 4 is a structural schematic diagram of a cleaning system in a solar photovoltaic cell panel cleaning device of the present invention.

Fig. 5 is a schematic diagram of the enlarged side structure of A in Fig. 4 of a solar photovoltaic cell panel cleaning device of the present invention.

Numbers in the attached drawings: 1 is a photovoltaic panel, 2 is a water collection tank, 3 is a water storage tank, 4 is a centrifugal pump, 5 is a water spray pipe, 6 is the first water outlet, 7 is a Y-shaped filter, 8 is an inlet Water outlet, 9 is the second water outlet, 10 is the nozzle, 11 is the guide rail, 12 is the rack, 13 is the stepper motor, 14 is the battery, 15 is the connecting rod, 16 is the first swing rod, 17 is the second swing rod , 18 is the third pendulum, 19 is the first cleaning rod, 20 is the second cleaning rod, 21 is the disc, 22 is the first bristle, 23 is the sand outlet, 24 is the sediment pump, 25 is the water supply port, 26 is a water replenishing pump, 27 is a pulley, 28 is a brake handle, 29 is a second bristle, 30 is a protrusion, and 31 is a filter screen.

detailed description

Below in conjunction with specific embodiment the utility model is described in further detail:

As shown in Figures 1 to 5, a solar photovoltaic panel cleaning device includes a water system and a cleaning system, and the water system includes a plurality of water collection tanks 2 and a water storage tank 3 arranged at the bottom of a plurality of photovoltaic panels 1 , a centrifugal pump 4 and a water spray pipe 5 vertically fixed on the top of a plurality of photovoltaic panels 1, the bottom of the sump 2 is higher on the left and lower on the right, and a filter screen 31 is arranged on the upper side of the sump 2, and the left side of the bottom of the sump 2 is A first water outlet 6 is provided, and the first water outlet 6 of the sump 2 is connected to the water storage tank 3 through a water delivery pipeline, and the water delivery pipeline between the first water outlet 6 and the water storage tank 3 is provided with a Y-shaped Filter 7, the cross-section of the lower part of the water storage tank 3 is "V"-shaped, and the cross-section of the upper part is square. The top of the water storage tank 3 is provided with a water inlet 8, and the upper and lower ends of the water storage tank 3 are provided with a second water outlet. 9. The second water outlet 9 is connected to the centrifugal pump 4 through a water pipeline, the centrifugal pump 4 is connected to the water spray pipe 5 through the water pipeline, and the top of the water spray pipe 5 is connected to a nozzle 10 through a quick connector; The cleaning system includes a guide rail 11 laid in front of a plurality of photovoltaic panels 1 and a frame 12 that moves on the guide rail 11. The frame 12 is fixed with a parallel four-bar linkage mechanism that drives the parallel four-bar linkage. The stepper motor 13 of the mechanism and the storage battery 14 that provides power for the stepper motor 13, the described parallel four-bar linkage mechanism includes a connecting rod 15, a first fork 16, a second fork 17 and a third fork 18, so One end of the first swing link 16, the second swing link 17 and the third swing link 18 is hinged with the connecting rod 15, and the other ends of the first swing link 16 and the third swing link 18 are rotatably connected on the frame 12. The rotation connection is that "F"-shaped projections 30 are set at both ends of the frame, circular holes are respectively set on the projections 30, the first swing link 16 and the third swing link 18, and the first swing link is passed through the circular hole by the pin shaft. The fork 16 and the third fork 18 are connected on the protrusion 30, the other end of the second fork 17 is connected with the rotating shaft of the stepper motor 13, and the two ends of the connecting rod 15 are respectively hinged with the first cleaning rod 19 and the second cleaning rod 20, the bottom of the first cleaning rod 19 is rotatably connected with a plurality of disks 21, and the rotation connection is that a rotating shaft is arranged at the bottom of the first cleaning rod, and a shaft sleeve is arranged at the top of the disc, and the rotating shaft and The shaft sleeve is connected with rotation, the first bristle 22 is fixed on the lower part of the disc 21, the second bristle 29 is fixed on the lower part of the second cleaning rod 20, and the second swing rod 17 drives the first swing rod 16 and the third swing rod 18 do semicircle reciprocating motion.

The water storage tank 3 can be located below the ground so that the water in the sump 2 can flow into the water storage tank 3 by gravity. For the sediment at the bottom, the sand discharge port 23 is connected to the sediment pump 24 through a pipeline.

A water replenishment port 25 is also provided on the top of the water storage tank 3 so as to replenish the cleaning water used by the nozzle 10 from a water source, and the water replenishment port 25 is connected to a water replenishment pump 26 through a water delivery pipeline.

The length of the bottom of the sump 2 is equivalent to the length of the bottom of each photovoltaic panel 1, and the position of the filter 31 is close to the bottom of the photovoltaic panel 1, and its width is 3-8 cm, but less than the width of the upper side of the sump 2. The filter screen is not easy to be too wide, as long as the water on the photovoltaic panel 1 can flow into the sump 2, the filter screen can initially remove large particles of silt or impurities.

The length of the connecting rod 15 is equivalent to the length of the bottom of each photovoltaic cell panel 1. When moving the frame 12, the frame 12 can be stopped only by aligning one end of the connecting rod with the middle part of the photovoltaic cell panel 1, so that the first cleaning The rod 19 and the second cleaning rod 20 respectively move on the two photovoltaic panels 1 to complete the cleaning.

Because the disc 21 does semi-circular reciprocating motion and its own rotation with the connecting rod 15 at the same time, the length of the first cleaning rod 19 and the second cleaning rod 20 is equivalent to the bottom length of each photovoltaic cell panel 1, and the first cleaning rod 19 The sum of the diameters of all the disks 21 provided on the top is equal to the length of the first cleaning rod 19 , so that the first bristles 22 can clean up to both ends of the photovoltaic cell panel 1 . The first bristle 22 can be higher than the hardness of the second bristle 29, so that the first bristle 22 can remove bulky, more stubborn dust when cleaning the photovoltaic cell panel 1 for the first time, so that the second bristle 29 can be cleaned for the second time. The remaining dust on the photovoltaic battery panel 1 can be cleaned smoothly.

Both sides of frame 12 bottom are provided with the pulley 27 that cooperates guide rail 11 to move, and described pulley 27 is provided with brake handle 28, and described brake handle 28 is connected on the brake pad of pulley 27 with connection line.

In addition, the utility model can also be equipped with a protective cover for the cleaning system at the front end of the guide rail 11, which is used to store the cleaning system when it is idle, so as to avoid being exposed to wind and sun, and to improve its service life.

When using the utility model to clean the solar photovoltaic panels, only two staff members are needed, one is responsible for starting the centrifugal pump 4, water replenishment pump 26 or sand discharge pump 24, and the other is responsible for moving the frame 12 along the guide rail. . Before starting to clean, first check the water quantity in the water storage tank 3, start the replenishment pump 26 to replenish, then move the frame 12 along the guide rail 11 to the middle position of the first photovoltaic panel 1, start the stepper motor 13, Turn on the power switch of the battery 14, the stepper motor 14 rotates to drive the second swing rod 17 to swing, the second swing rod 17 drives the first swing rod 16 and the third swing rod 18 to make a semi-circular reciprocating motion, and the rotation of the disc 21 drives the first swing rod 17 to swing. The bristles 22 start to clean the dust on the first photovoltaic cell panel 1, and the staff can judge the number of times the first swing bar 16 and the third swing bar 18 perform reciprocating movements according to the thickness of the dust on the photovoltaic cell panel 1; then the frame 12 Travel along the guide rail 11 to the middle position of the second photovoltaic cell panel 1, press down the brake handle 28 to stop the frame 12 from advancing, at the same time, the staff starts the centrifugal pump 4, and the nozzle 10 on the side of the first photovoltaic cell 1 starts Spray water on the first photovoltaic panel 1, and the disc 21 rotates to drive the first bristles 22 to start cleaning the dust on the second photovoltaic panel 1. At this time, the second bristles 29 on the lower part of the second cleaning rod 20 start to clean the first The dust on the first photovoltaic cell panel 1, the flushing water will flow into the sump 2 at the bottom of the first photovoltaic cell panel 1 due to gravity and the scraper action of the second bristle 29, and the filter screen can initially remove large particles of sand or impurities , the Y-type filter 7 can further filter out the impurities in the flushing water, and the flushing water flows into the water storage tank 3 along the water delivery pipeline, and the flushing water is precipitated again in the water storage tank 3, and the silt enters the " V-shaped” part, the sediment is regularly discharged from the sand discharge port 23 through the sediment pump 24, and the clear water in the upper part can be recycled again, thereby saving water. In addition, the water storage tank 3 can also be used to collect rainwater, especially in the west In arid and water-scarce areas, it is more practical; by analogy, during the cleaning process, the mobile frame 12 sequentially realizes the cleaning of dust on multiple photovoltaic panels 1, and the first cleaning rod 19 and the second cleaning rod 20 are placed on the two photovoltaic cell panels 1 respectively. The battery panel 1 is cleaned, so that the same photovoltaic battery panel 1 will be cleaned twice to make the cleaning more thorough and cleaner.

The embodiments described above are only preferred embodiments of the present utility model, and are only used to explain the present utility model, and are not intended to limit the scope of implementation of the present utility model. Efficiency changes and improvements, etc., should be included in the patent scope of the utility model application.

Claims (10)

1. A cleaning device for solar photovoltaic panels, characterized in that it includes a water system and a cleaning system, and the water system includes multiple water collection tanks (2) and water storage tanks arranged at the bottom of multiple photovoltaic panels (1) (3), a centrifugal pump (4) and a water spray pipe (5) vertically fixed on the top of multiple photovoltaic panels (1), the bottom of the water collection tank (2) is higher on the left and lower on the right, and the top of the water collection tank (2) is A filter screen (31) is arranged on the side, and a first water outlet (6) is arranged on the left side of the bottom of the water collection tank (2). 3) connection, a Y-shaped filter (7) is provided on the water delivery pipeline between the first water outlet (6) and the water storage tank (3), and the cross-section of the lower part of the water storage tank (3) is "V ” type, the cross-section of the upper part is square, the top of the water storage tank (3) is provided with a water inlet (8), and the upper and lower ends of the water storage tank (3) are provided with a second water outlet (9), the second water outlet ( 9) Connect with the centrifugal pump (4) through the water pipeline, the centrifugal pump (4) is connected with the water spray pipe (5) through the water pipeline, and the top of the water spray pipe (5) is connected with a nozzle ( 10); the cleaning system includes a guide rail (11) laid in front of a plurality of photovoltaic panels (1) and a frame (12) that moves on the guide rail (11), and the frame (12) is fixed with A parallel four-bar linkage mechanism, a stepper motor (13) driving the parallel four-bar linkage mechanism, and a battery (14) providing power for the stepper motor (13), the parallel four-bar linkage mechanism includes connecting rods (15 ), the first swing rod (16), the second swing rod (17) and the third swing rod (18), the first swing rod (16), the second swing rod (17) and the third swing rod (18 ) is hinged with the connecting rod (15), the other end of the first swing rod (16) and the third swing rod (18) are rotatably connected to the frame (12), and the other end of the second swing rod (17) is connected to The rotating shaft of the stepping motor (13) is connected, and the two ends of the connecting rod (15) are respectively hinged with a first cleaning rod (19) and a second cleaning rod (20), and the lower part of the first cleaning rod (19) A plurality of discs (21) are connected in rotation, first bristles (22) are fixed on the lower part of the discs (21), second bristles (29) are fixed on the lower part of the second cleaning rod (20), and the second pendulum The rod (17) drives the first fork (16) and the third fork (18) to reciprocate in a semicircle. 2. A solar photovoltaic panel cleaning device according to claim 1, characterized in that the water storage tank (3) is located below the ground, and the top of the water storage tank (3) is also provided with a sand discharge port (23) , the sand outlet (23) is connected to the sand pump (24) through a pipeline. 3. A cleaning device for solar photovoltaic panels according to claim 1, characterized in that a water supply port (25) is provided on the top of the water storage tank (3), and the water supply port (25) passes through a water pipeline Connect the make-up pump (26). 4. A solar photovoltaic panel cleaning device according to claim 1, characterized in that the length of the connecting rod (15) is equivalent to the length of the bottom of each photovoltaic panel (1). 5. A solar photovoltaic panel cleaning device according to claim 1, characterized in that, the bottom length of the water collection tank (2) is equivalent to the bottom length of each photovoltaic panel (1), and the filter net (31) has a width of 3 to 8 cm. 6. The solar photovoltaic panel cleaning device according to claim 1, characterized in that the sum of the diameters of the plurality of disks (21) is equivalent to the length of the first cleaning rod (19). 7. A solar photovoltaic cell panel cleaning device according to claim 1, characterized in that the length of the first cleaning rod (19) and the second cleaning rod (20) is the same as the bottom of each photovoltaic cell panel (1) Equivalent in length. 8. A solar photovoltaic panel cleaning device according to claim 1, characterized in that, the two sides of the lower part of the frame (12) are provided with pulleys (27) that cooperate with the movement of the guide rail (11), and the pulleys ( 27) is provided with a brake handle (28), and the brake handle (28) is connected to the brake pad of the pulley (27) with a connecting line. 9. A solar photovoltaic panel cleaning device according to claim 1, characterized in that, the said rotating connection is provided with "F"-shaped protrusions (30) at both ends of the frame, and on the protrusions (30) , The first swing link (16) and the third swing link (18) are provided with circular holes respectively, and the first swing link (16) and the third swing link (18) are connected to the protrusion ( 30) on. 10. A solar photovoltaic panel cleaning device according to claim 1, characterized in that, the rotational connection is to set a rotating shaft at the lower part of the first cleaning rod (19), and set a bushing at the top of the disc (21) , the rotating shaft and the shaft sleeve are rotatably connected.