CN111910848A - A self-cleaning solar carport in rainy days and using method thereof - Google Patents

Abstract

The invention provides a self-cleaning solar carport in rainy days and a method of using the same, and relates to the field of solar carports. The top is provided with a scraper rod, two sides of the scraper rod are provided with two parallel sliding rods, the two ends of the scraper rod are respectively slidingly fitted on the two sliding rods, and the sliding rod and the scraper rod are perpendicular to each other , the bottom surface of the scraper rod is attached to the photovoltaic panel. The self-cleaning solar carport in rainy days, when it rains, the rainwater bucket will accumulate rainwater at the same time, when the rainwater bucket is full, the rainwater will be released, the rainwater will drive the impeller to rotate, and the impeller will drive the first winding wheel to rotate, As a result, the pull rope is contracted, thereby driving the scraper rod to slide along the sliding rod. When the rainwater is released in the rainwater bucket, the impeller that loses the impact of the water flow loses its rotational force. At this time, the scraper rod can automatically reset under the action of the reset spring.

Description

A self-cleaning solar carport in rainy days and using method thereof

technical field

The invention relates to the technical field of solar carports, in particular to a solar carport self-cleaning in rainy days and a method for using the same.

Background technique

The utilization rate of battery cars in modern cities is very high. When the battery cars are parked, there is no sunshade and rain-proof structure, so the battery cars cannot have effective protection in bad weather, which leads to rapid aging. Therefore, cities need to build parking sheds for protection. With the popularity of battery cars, the utilization rate of battery cars is getting higher and higher, so the existing battery capacity of battery cars can no longer meet the needs of ordinary users, so it is necessary to set up a power outlet in the parking shed for charging, and the solar car shed is to use solar energy to charge the battery , and then the carport where the battery charges the battery car can make full use of the solar energy.

According to a solar carport provided by Chinese Patent No. CN16810062602.9, the reference document includes a roof and a support frame, and also includes a solar power supply system, and the solar power supply system includes a solar cell laid on the upper surface of the roof. panel, an electrical connection port arranged on the support frame, a battery arranged at the bottom of the support frame, and a charger for controlling the charging of the battery, the charger is connected to the solar panel, and the connection The electrical ports are respectively connected with the solar panel and the storage battery, and a photosensitive switch that can be switched on and off according to ambient light is arranged between the electrical connection port, the solar panel and the storage battery; the solar panel The solar panel is obliquely arranged on the roof, the edge of the solar panel is provided with a reflective edge for concentrating sunlight on the solar panel, and the reflective edge includes the edge of the solar panel and the edge of the solar panel. Connected cup-shaped sections, the cup-shaped sections are inclined to the outside of the solar cell panel, an inwardly inclined section is connected to the upper part of the cup-shaped section, and the projected width of the inwardly inclined section on the solar cell panel is smaller than the The projected width of the cup-shaped section on the solar cell panel, the inwardly inclined section is a glass structure, and a reflective coating with a light transmittance of 70% to 75% is provided on the side of the side facing the center of the solar cell panel.

However, after the solar carport proposed in the comparison document is used for a period of time, some sundries such as leaves and dust will accumulate on the photovoltaic modules on the top of the carport, which will seriously affect the conversion rate of the photovoltaic modules.

SUMMARY OF THE INVENTION

(1) Technical problems solved

In view of the deficiencies of the prior art, the present invention provides a self-cleaning solar carport in rainy days and a method for using the same, which solves the problems raised in the above background technology.

(2) Technical solutions

In order to achieve the above purpose, the present invention is achieved through the following technical solutions: a self-cleaning solar carport in rainy days, comprising a ceiling, the top of the ceiling is fixedly connected with a photovoltaic panel, the bottom of the ceiling is fixedly connected with supporting legs, the The top of the ceiling is provided with a scraper rod, two sides of the scraper rod are provided with two parallel sliding rods, and the two ends of the scraper rod are respectively slidably fitted on the two sliding rods. perpendicular to each other, and the bottom surface of the scraper rod is attached to the photovoltaic panel;

One end of the sliding rod is fixedly connected with a first fixing seat, and the other end of the sliding rod is fixedly connected with a second fixing seat, and both the first fixing seat and the second fixing seat are fixedly connected with the ceiling, and the second fixing seat is fixedly connected with the ceiling. A return spring is fixedly connected between the fixed seat and the scraper rod, and the return spring is sleeved on the outer side of the sliding rod;

A rainwater bucket is arranged on the side of the first fixing seat away from the sliding rod, the bottom of the rainwater bucket is fixedly connected with the ceiling, and a rainwater baffle is arranged in the middle of the rainwater bucket, and the rainwater baffle is arranged horizontally, and One end of the rainwater separator runs through the rainwater bucket and extends to the outside of the rainwater bucket. Two cylinders are provided at both ends of the rainwater separator. One end of the cylinder is fixedly connected to the rainwater bucket, and the other end of the cylinder is fixed to the rainwater separator. connect;

A main shaft is arranged below the rainwater separator, both ends of the main shaft are hinged with the rainwater bucket, an impeller is fixedly connected to the main shaft, and the length of the impeller is equal to the length of the rainwater separator, and the two ends of the main shaft are fixedly connected to the main shaft. The end penetrates the rainwater bucket and is fixedly connected with a first reel, one side of the second fixing seat is fixedly connected with a second reel, and both ends of the scraper rod are fixedly connected with a connecting rod, and the first reel is fixedly connected with A pull rope is fixedly connected to the reel, and one end of the pull rope away from the first reel goes around the second reel and is fixedly connected with the connecting rod;

A water level sensor is fixedly connected in the rainwater bucket, a PLC controller is fixedly connected to the support leg, and the PLC controller is electrically connected with the water level sensor and the cylinder.

Preferably, the scraping rod includes a rod body and bristles, the bristles are fixedly connected to the bottom of the rod body, and the bristles and the photovoltaic panel are attached to each other.

Preferably, the ceiling is inclined and the rainwater bucket is arranged at a higher end.

Preferably, a rubber ring is fixedly connected to the outer side of the rainwater separator.

Preferably, the length of the scraper bar covers the length of the photovoltaic panel.

The use method of the above-mentioned self-cleaning solar carport in rainy days includes the following steps:

Step 1: When it rains, the rainwater will fall into the rainwater bucket, so that the rainwater in the rainwater bucket will continue to accumulate;

Step 2: When the rainwater in the rainwater bucket is full, the water level sensor will send a signal to the PLC controller, the PLC controller will turn on the cylinder, the cylinder will be extended, and the cylinder will drive the rainwater separator to be drawn out from the rainwater bucket to the outside. The accumulated rainwater will flow down through the gap drawn from the rainwater partition;

Step 3: The rainwater will flow down and wash onto the impeller set under the rainwater partition. The impeller will rotate under the impact of the water flow. The impeller drives the first winding wheel to rotate through the main shaft, and the first winding wheel rotates to drive the pulley. The rope is wound on the first reel, so that the pull rope will pull the scraper to move from the first fixed seat to the second fixed seat. The more the number of turns, the closer the scraper rod will be to the second fixed seat, and the return spring will be continuously compressed;

Step 4: When the water in the rainwater bucket is empty, the water level sensor sends a signal to the PLC controller, and the PLC controller controls the cylinder to shrink, so that the rainwater baffle is closed, and the water storage of the rainwater bucket continues, and the scouring impeller that has lost the water flow is not there. When the force is applied, the reset spring loses its limit, and the reset spring will restore its original length, thereby driving the scraper to reset, so that the scraper moves up and down once, and the scraper completes a cleaning of the photovoltaic panel.

(3) Beneficial effects

The invention provides a self-cleaning solar carport in rainy days and a method of using the same. Has the following beneficial effects:

1. The self-cleaning solar carport in rainy days will accumulate rainwater in the rainwater bucket while it is raining. When the rainwater bucket is full, the rainwater will be released, the rainwater will drive the impeller to rotate, and the impeller will drive the first winding wheel. Rotation, so that the pull rope shrinks, thereby driving the scraper rod to slide along the sliding rod. When the rainwater in the rainwater hopper is shining, the impeller that loses the impact of the water flow loses its rotational force, and then the scraper rod can automatically return under the action of the return spring. The bottom of the scraper will clean the surface of the photovoltaic panel once, so that the sundries on the photovoltaic panel will be swept off the ceiling, so as to realize the cleaning of the photovoltaic panel. , and can be continuously cleaned with the continuous rain, the cleaning is automatic and convenient, and the use effect is good.

Description of drawings

Fig. 1 is the structural perspective view of the present invention;

Fig. 2 is an enlarged view of the structure at place A in Fig. 1 of the present invention;

Fig. 3 is an enlarged view of the structure at place B in Fig. 1 of the present invention;

Fig. 4 is an enlarged view of the structure at C in Fig. 1 of the present invention;

5 is a front view of the structure of the present invention;

6 is a side view of the structure of the present invention;

7 is a side sectional view of the rainwater bucket of the present invention.

In the picture: 1 photovoltaic panel, 2 ceiling, 3 return spring, 4 supporting legs, 5 PLC controller, 6 sliding bar, 7 first fixing seat, 8 first winding wheel, 9 water level sensor, 10 rainwater bucket, 11 scraper , 12 second reel, 13 rope, 14 connecting rod, 15 second fixed seat, 16 cylinder, 17 main shaft, 18 impeller, 19 rainwater separator.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

An embodiment of the present invention provides a solar carport that is self-cleaning in rainy days. As shown in FIGS. 1-7 , it includes a ceiling 2 , a photovoltaic panel 1 is fixedly connected to the top of the ceiling 2 , a support leg 4 is fixedly connected to the bottom of the ceiling 2 , and the ceiling 2 The pair of tops is provided with a scraper rod 11, two sides of the scraper rod 11 are provided with two parallel sliding rods 6, the two ends of the scraper rod 11 are slidably fitted on the two sliding rods 6, the sliding rod 6 and the scraper rod 11 They are perpendicular to each other, and the bottom surface of the scraper bar 11 is attached to the photovoltaic panel 1 .

One end of the sliding rod 6 is fixedly connected with a first fixing seat 7, and the other end of the sliding rod 6 is fixedly connected with a second fixing seat 15. Both the first fixing seat 7 and the second fixing seat 15 are fixedly connected with the ceiling 2, and the second fixing seat A return spring 3 is fixedly connected between the seat 15 and the scraper rod 11 , and the return spring 3 is sleeved on the outer side of the sliding rod 6 .

A rainwater bucket 10 is provided on the side of the first fixing seat 7 away from the sliding rod 6, the bottom of the rainwater bucket 10 is fixedly connected with the ceiling 2, and a rainwater separator 19 is arranged in the middle of the rainwater bucket 10, and the rainwater separator 19 is arranged horizontally, and One end of the rainwater separator 19 extends through the rainwater bucket 10 to the outside of the rainwater bucket 10. Two cylinders 16 are provided at both ends of the rainwater separator 19. One end of the cylinder 16 is fixedly connected to the rainwater bucket 10, and the other end of the cylinder 16 is The rainwater baffle 19 is fixedly connected.

A main shaft 17 is arranged below the rainwater separator 19. Both ends of the main shaft 17 are hinged with the rainwater bucket 10. An impeller 18 is fixedly connected to the main shaft 17. The length of the impeller 18 is equal to that of the rainwater separator 19. A first reel 8 is fixedly connected through the rainwater bucket 10, a second reel 12 is fixedly connected to one side of the second fixing seat 15, a connecting rod 14 is fixedly connected to both ends of the scraper rod 11, and the first winding A pull rope 13 is fixedly connected to the wheel 8 , and one end of the pull rope 13 away from the first reel 8 bypasses the second reel 12 and is fixedly connected with the connecting rod 14 .

A water level sensor 9 is fixedly connected in the rainwater bucket 10 , and a PLC controller 5 is fixedly connected to the support leg 4 , and the PLC controller 5 is electrically connected with the water level sensor 9 and the cylinder 16 .

When it is raining, the rainwater bucket 10 will accumulate rainwater while it is raining. When the rainwater bucket 10 is full, the rainwater will be released, the rainwater will drive the impeller 18 to rotate, and the impeller 18 will drive the first winding wheel 8 to rotate, thereby making the puller 10 rotate. The rope 13 shrinks, thereby driving the scraper rod 11 to slide along the sliding rod 6. When the rainwater in the rainwater bucket 10 emits light, the impeller 18 that has lost the impact of the water flow loses its rotational force, and at this time, the scraper rod 11 is under the action of the return spring 3. It can be reset automatically, thus realizing an up and down movement of the scraper bar 11. At this time, the bottom of the scraper bar 11 will clean the surface of the photovoltaic panel 1 once, so that the sundries on the photovoltaic panel 1 will sweep down the ceiling 2, Therefore, the photovoltaic panel 1 can be cleaned, and can be cleaned continuously with the continuous rain, the cleaning is automatic and convenient, and the use effect is good.

The scraping rod 11 includes a rod body and bristles, the bristles are fixedly connected to the bottom of the rod body, and the bristles and the photovoltaic panel 1 are attached to each other.

The ceiling 2 is inclined and the rainwater bucket 10 is arranged at the higher end.

A rubber ring is fixedly connected to the outer side of the rainwater separator 19 . The sealing performance when the rainwater separator 19 is closed can be improved to prevent rainwater from leaking.

The length of the scraper bar 11 covers the length of the photovoltaic panel 1 . The scraper bar 11 can be used to clean the entire photovoltaic panel 1 .

The use method of the above-mentioned self-cleaning solar carport in rainy days includes the following steps:

Step 1: When it rains, the rainwater will fall into the rainwater bucket 10, so that the rainwater in the rainwater bucket 10 is continuously accumulated;

Step 2: When the rainwater in the rainwater bucket 10 is full, the water level sensor 9 sends a signal to the PLC controller 5, the PLC controller 5 will open the air cylinder 16, the air cylinder 16 is extended, and the air cylinder 16 drives the rainwater separator 19 to remove the rainwater from the rainwater. The inside of the bucket 10 is drawn out to the outside, and the rainwater accumulated in the rainwater bucket 10 will flow down from the gap drawn out of the rainwater baffle 19;

Step 3: The rainwater will flow down and wash onto the impeller 18 arranged under the rainwater baffle 19. The impeller 18 will rotate under the impact of the water flow, and the impeller 18 will drive the first winding wheel 8 to rotate through the main shaft 17. The rotation of the reel 8 drives the pull rope 13 to be wound on the first reel 8, so that the pull rope 13 will pull the scraper rod 11 to move from the first fixed seat 7 to the second fixed seat 15. 18 As the number of rotations increases, the more the number of turns of the pull rope 13 on the first reel 8, the more the scraper rod 11 will approach the second fixed seat 15, and the return spring 3 will be continuously compressed;

Step 4: When the water in the rainwater bucket 10 is empty, the water level sensor 9 sends a signal to the PLC controller 5, and the PLC controller 5 controls the cylinder 16 to shrink, so that the rainwater baffle 19 is closed, and the water storage of the rainwater bucket 10 continues, and The scouring impeller 18 that has lost the water flow is no longer under force. At this time, the return spring 3 loses its restriction, and the return spring 3 will restore its original length, thereby driving the scraper rod 11 to reset, so that the scraper rod 11 moves up and down once, and the scraper rod 11 is completed. A cleaning of the photovoltaic panel 1.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A self-cleaning solar carport in rainy days, comprising a roof (2), characterized in that: a photovoltaic panel (1) is fixedly connected to the top of the roof (2), and a support is fixedly connected to the bottom of the roof (2) Legs (4), a scraper rod (11) is provided on the top of the ceiling (2), two sliding rods (6) parallel to each other are provided on both sides of the scraper rod (11), and the scraper rod ( The two ends of 11) are slidably fitted on two sliding rods (6), the sliding rods (6) and the scraping rods (11) are perpendicular to each other, and the bottom surface of the scraping rods (11) is attached to the photovoltaic panel (1). combine; One end of the sliding rod (6) is fixedly connected with a first fixing seat (7), the other end of the sliding rod (6) is fixedly connected with a second fixing seat (15), and the first fixing seat (7) and the second fixed seat (15) are fixedly connected to the ceiling (2), and a return spring (3) is fixedly connected between the second fixed seat (15) and the scraper (11), and the return spring (3) sleeved on the outer side of the sliding rod (6); A rainwater bucket (10) is provided on the side of the first fixing seat (7) away from the sliding rod (6), the bottom of the rainwater bucket (10) is fixedly connected with the ceiling (2), and the rainwater bucket (10) A rainwater separator (19) is arranged in the middle of the rainwater separator, the rainwater separator (19) is arranged horizontally, and one end of the rainwater separator (19) extends through the rainwater bucket (10) to the outside of the rainwater bucket (10). Two cylinders (16) are provided at both ends of the rainwater separator (19), one end of the cylinders (16) is fixedly connected to the rainwater bucket (10), and the other end of the cylinder (16) is connected to the rainwater separator (19) fixed connection; A main shaft (17) is arranged below the rainwater separator (19), both ends of the main shaft (17) are hinged with the rainwater bucket (10), and an impeller (18) is fixedly connected to the main shaft (17), The length of the impeller (18) is equal to the length of the rainwater separator (19), the two ends of the main shaft (17) penetrate the rainwater bucket (10) and are fixedly connected with a first reel (8), A second reel (12) is fixedly connected to one side of the two fixing bases (15), a connecting rod (14) is fixedly connected to both ends of the scraper rod (11), and the first reel (8) A pull rope (13) is fixedly connected to the upper part, and the end of the pull rope (13) away from the first reel (8) bypasses the second reel (12) and is fixedly connected with the connecting rod (14); A water level sensor (9) is fixedly connected to the rainwater bucket (10), a PLC controller (5) is fixedly connected to the support leg (4), and the PLC controller (5) is connected to the water level sensor (9) and The cylinder (16) is electrically connected. 2. A self-cleaning solar carport in rainy days according to claim 1, characterized in that: the scraping rod (11) comprises a rod body and bristles, the bristles are fixedly connected to the bottom of the rod body, and the bristles are connected to the photovoltaic panel (1) fit each other. 3. The solar carport for self-cleaning in rainy days according to claim 1, characterized in that: the roof (2) is arranged obliquely, and the rainwater bucket (10) is arranged at a higher end. 4. A self-cleaning solar carport in rainy days according to claim 1, characterized in that a rubber ring is fixedly connected to the outer side of the rainwater separator (19). 5. The self-cleaning solar carport in rainy days according to claim 1, wherein the length of the scraper rod (11) covers the length of the photovoltaic panel (1). 6. The method for using the self-cleaning solar carport in rainy days according to any one of claims 1 to 5, characterized in that it comprises the following steps: Step 1: When it rains, the rainwater will fall into the rainwater bucket (10), so that the rainwater in the rainwater bucket (10) is continuously accumulated; Step 2: When the rainwater in the rainwater bucket (10) is full, the water level sensor (9) sends a signal to the PLC controller (5), and the PLC controller (5) will open the air cylinder (16), the air cylinder (16) Extend, the air cylinder (16) drives the rainwater separator (19) to be drawn out from the rainwater bucket (10) to the outside, and the rainwater accumulated in the rainwater bucket (10) will flow down from the gap drawn from the rainwater separator (19); Step 3: The rainwater will flow down and wash onto the impeller (18) arranged under the rainwater baffle (19). The impeller (18) will rotate under the impact of the water flow, and the impeller (18) will drive the first A reel (8) rotates, and the rotation of the first reel (8) drives the pull rope (13) to wrap around the first reel (8), so that the pull rope (13) will pull the scraper (11). ) moves from the first fixed seat (7) to the second fixed seat (15), with the scouring of the water flow, the number of rotations of the impeller (18) increases, and the pull rope (13) on the first reel (8) winds around The more the number of turns, the closer the scraper rod (11) is to the second fixing seat (15), and the return spring (3) will be continuously compressed; Step 4: When the water in the rainwater bucket (10) is empty, the water level sensor (9) sends a signal to the PLC controller (5), and the PLC controller (5) controls the cylinder (16) to shrink, so that the rainwater separator (19) Close, continue to store water in the rainwater bucket (10), and the scouring impeller (18) that has lost the water flow is no longer under force. At this time, the return spring (3) loses its restriction, and the return spring (3) will return to its original length. Therefore, the scraper rod (11) is driven to reset, so that the scraper rod (11) moves up and down once, and the scraper rod (11) completes one cleaning of the photovoltaic panel (1).

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