Cleaning and irrigation integrated device and method suitable for agriculture and light complementary power station

Abstract

The invention provides a cleaning and irrigation integrated device suitable for an agriculture and light complementary power station, the cleaning and irrigation integrated device comprises a supporting frame, the supporting frame is arranged on the front side of the upper edge of a photovoltaic panel, a cleaning device is arranged at the top end of the supporting frame, the cleaning device comprises a water supply mechanism, a driving mechanism and a water scraping mechanism, and the driving mechanism is arranged outside one side of the water supply mechanism; the output end of the driving mechanism is provided with a guide rail, the guide rail is connected with one end of a water scraping mechanism, the water scraping mechanism is attached to the upper surface of the photovoltaic panel, a water collecting tank is arranged below the photovoltaic panel, a bottom plate of the water collecting tank is connected with one end of a plastic pipeline, and the other end of the plastic pipeline is provided with a controllable spray head. By integrating multiple functions, not only are the cleaning efficiency and the water resource utilization efficiency improved, but also the cleaning cost is reduced, and the reliability and the environmental protection performance of the system are enhanced.

Description

Technical Field

[0001] The present invention relates to the technical field of photovoltaic ecological agriculture, and in particular to a cleaning and irrigation integrated device and method suitable for an agricultural-photovoltaic complementary power station. Background Art

[0002] During the long-term service of photovoltaic modules, due to the influence of environmental factors such as dust and haze, dirt will gradually accumulate and adhere to the surface. These dirt will significantly reduce the absorption rate of photovoltaic modules to sunlight, which will directly affect the power generation efficiency of photovoltaic modules. At present, most cleaning methods are manual cleaning or robot cleaning, which has the following problems: labor costs are expensive, especially in large photovoltaic power stations; and manual cleaning is slow and cannot meet the needs of large-scale cleaning; there are certain safety hazards in high-altitude operations; and robots need to have a high level of design and manufacturing to adapt to different types of photovoltaic modules; cleaning requires a precise control system, and operation and maintenance are relatively complicated; in the case of small photovoltaic string size, large string spacing, and uneven installation of photovoltaic modules, the cleaning quality and efficiency of robots will be limited, the cleaning cost is high, and the current cleaning water flows away directly, resulting in a waste of water resources.

[0003] Therefore, it is urgent to invent a cleaning and irrigation integrated device and method suitable for agricultural photovoltaic complementary power stations to solve the problem. Summary of the invention

[0004] The purpose of the present invention is to overcome the above-mentioned shortcomings and provide a cleaning and irrigation integrated device and method suitable for an agricultural photovoltaic complementary power station to solve the problems raised in the background technology.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is: a cleaning and irrigation integrated device suitable for an agricultural-photovoltaic complementary power station, comprising a support frame, the support frame is arranged on the front side of the upper edge of a photovoltaic panel, a cleaning device is arranged on the top of the support frame, the cleaning device comprises a water supply mechanism, a driving mechanism and a wiper mechanism, a driving mechanism is arranged outside one side of the water supply mechanism, a guide rail is arranged at the output end of the driving mechanism, the guide rail is connected to one end of the wiper mechanism, the wiper mechanism is attached to the upper surface of the photovoltaic panel, a water collection trough is arranged below the photovoltaic panel, the bottom plate of the water collection trough is connected to one end of a plastic pipe, and a controllable nozzle is arranged at the other end of the plastic pipe.

[0006] Preferably, a guide groove is provided at the front of the water supply mechanism, the lower end of the guide groove is connected to the upper edge of the photovoltaic panel, and the guide rail is provided at the upper end of the guide groove.

[0007] Preferably, a plurality of DC nozzles are provided in the guide groove, a water supply end of the DC nozzle is connected to a water pump through a water pipe, and the water pump is connected to a water source.

[0008] Preferably, the driving mechanism is driven by electricity generated by a photovoltaic panel.

[0009] Preferably, a controller is provided in the water supply mechanism, and the controller is connected to a computer in a control room via a wireless transceiver.

[0010] Preferably, the controller controls the start and stop of the driving mechanism and the water pump, and is powered by electricity generated by photovoltaic panels.

[0011] Preferably, the wiper mechanism comprises a wiper rod and a wiper plate, one end of the wiper rod is connected to the guide rail, and one side of the wiper rod is connected to the wiper plate.

[0012] Preferably, the wiper rod is made of hard metal material, and the wiper blade is made of flexible material.

[0013] Preferably, a smart water meter is provided on one side of the water pump connected to the water pipe.

[0014] In addition, the present invention also discloses a method for cleaning an integrated irrigation device applicable to an agricultural photovoltaic complementary power station, which is characterized by comprising the following steps: Step 1: Install the support frame: Install the support frame on the front side of the upper edge of the photovoltaic panel to ensure it is stable and reliable; Step 2: Install a cleaning device on the top of the support frame, including a water supply mechanism, a driving mechanism and a wiper mechanism. Install a guide groove in front of the water supply mechanism to ensure that the lower end of the guide groove is connected to the upper edge of the photovoltaic panel. Install a wiper rod on the guide rail to ensure that one side of the wiper rod is connected to the wiper plate. Step 3: Install multiple DC nozzles in the diversion trough, ensure that the water supply end of the DC nozzle is connected to the water pump through a water pipe, the water pump is connected to the water source, install a water collection trough at the bottom of the photovoltaic panel, ensure that the bottom plate of the water collection trough is connected to one end of the plastic pipe, and connect the other end of the plastic pipe to the controllable nozzle; Step 4: Start the cleaning program through the computer or controller in the control room. After receiving the start signal, the controller controls the drive mechanism and the water pump to start; Step 5: The water pump draws water from the water source and transports the water to the diversion trough through the water pipe. The DC nozzle in the diversion trough sprays the water evenly onto the surface of the photovoltaic panel; Step 6: Wiping and cleaning: The driving mechanism drives the wiper rod to move along the guide rail, and the wiper blade fits the upper surface of the photovoltaic panel to scrape off dirt and moisture; Step 7: The cleaned water flows into the water collection tank, and the plastic pipe on the bottom plate of the water collection tank transports the water to the controllable nozzle, and the controllable nozzle sprays the water evenly into the farmland to realize the reuse of water resources; Step 8. Monitor water consumption through smart water meters to ensure the normal operation of the irrigation system, and adjust the sprinkler irrigation time and water volume through the control room computer or controller.

[0015] The present invention has the following beneficial effects: 1. The present invention improves the cleaning efficiency. Through the integrated cleaning device, such as the wiper mechanism and the nozzle, the automatic cleaning process can be realized, which greatly improves the cleaning efficiency. The cleaning time can be set through the controller to ensure that the photovoltaic panel is always kept clean and avoid the influence of power generation efficiency due to the accumulation of dirt for a long time. 2. The present invention reduces cleaning costs and manual intervention. Automated cleaning reduces dependence on manual labor and reduces labor costs. The integrated design simplifies maintenance work and reduces maintenance costs. 3. The present invention improves the efficiency of water resource utilization. The water collection tank can collect waste water generated during the cleaning process. After simple treatment, the water can be reused for cleaning or irrigation, thus realizing the recycling of water resources. 4. The present invention can evenly spray the collected water into the farmland through the sprinkler irrigation device, which not only saves water resources but also provides irrigation water for surrounding agriculture; 5. The present invention uses multiple direct current nozzles to ensure uniform distribution of cleaning water and improve cleaning effect.

[0016] Intelligent control: The controller is connected to the control room computer via a wireless transceiver, which can remotely monitor and adjust the cleaning process to ensure stable operation of the system; 6. The present invention can be driven by electricity generated by photovoltaic panels, achieving energy self-sufficiency, further reducing energy consumption, and reducing the demand for fresh water sources by recycling water resources, thereby reducing water resource waste and environmental pollution; 7. The present invention has strong adaptability. In addition to the cleaning function, it also has an irrigation function. It is suitable for agricultural photovoltaic projects and improves the comprehensive utilization rate of land; 8. The present invention improves economic benefits. Keeping the photovoltaic panels clean can significantly improve power generation efficiency and increase the economic benefits of photovoltaic power generation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the connection of various components in the present invention; Figure 2 It is a schematic diagram of the interior of the guide groove in the present invention; Figure 3 It is a schematic diagram of the control logic relationship in the present invention; Figure 4 It is a schematic diagram of the wiper mechanism in the present invention. DETAILED DESCRIPTION

[0018] The present invention will be further described below in conjunction with the accompanying drawings and embodiments: See also Figures 1 to 4, a cleaning and irrigation integrated device suitable for an agricultural photovoltaic complementary power station, comprising a support frame 1, the support frame 1 is arranged on the front side of the upper edge of a photovoltaic panel, a cleaning device is arranged on the top of the support frame 1, the cleaning device comprises a water supply mechanism 2, a driving mechanism 3 and a wiper mechanism 4, a driving mechanism 3 is arranged outside one side of the water supply mechanism 2, a guide rail 6 is arranged at the output end of the driving mechanism 3, the guide rail 6 is connected to one end of the wiper mechanism 4, the wiper mechanism 4 is attached to the upper surface of the photovoltaic panel, a water collection trough 9 is arranged below the photovoltaic panel, the bottom plate of the water collection trough 9 is connected to one end of a plastic pipe 10, and a controllable nozzle 11 is arranged at the other end of the plastic pipe 10. The device can not only automatically clean the photovoltaic panel and improve the power generation efficiency, but also use the water resources after cleaning for crop irrigation and improve the utilization rate of water resources.

[0019] Preferably, a guide groove 5 is provided at the front of the water supply mechanism 2, the lower end of the guide groove 5 is connected to the upper edge of the photovoltaic panel, and the guide rail 6 is provided at the upper end of the guide groove 5. The design of the guide groove can effectively guide the water flow to the photovoltaic panel without turbulence, thereby improving the water use efficiency during cleaning.

[0020] Preferably, a plurality of DC nozzles 7 are provided in the guide groove 5, and the water supply end of the DC nozzle 7 is connected to a water pump 8 through a water pipe 14, and the water pump 8 is connected to a water source 13. The DC nozzle 7 provides a certain water pressure, which can effectively wash away stains on the surface of the photovoltaic panel.

[0021] Preferably, the driving mechanism 3 is driven by electricity generated by a photovoltaic panel. The driving mechanism 3 is driven by a motor, and drives the wiper mechanism 4 to move along the guide rail 6 through a linear drive.

[0022] Preferably, a controller is provided in the water supply mechanism 2, and the controller is connected to a computer in a control room via a wireless transceiver.

[0023] Preferably, the controller controls the start and stop of the driving mechanism 3 and the water pump 8, and is powered by electricity generated by the photovoltaic panels.

[0024] Preferably, the wiper mechanism 4 comprises a wiper rod 4.1 and a wiper blade 4.2, one end of the wiper rod 4.1 is connected to the guide rail 6, and one side of the wiper rod 4.1 is connected to the wiper blade 4.2.

[0025] Preferably, the wiper rod 4.1 is made of hard metal material, and the wiper blade 4.2 is made of flexible material. The wiper blade 4.2 can be made of rubber or other materials to ensure close fit with the surface of the photovoltaic panel, effectively remove dirt, and will not damage the surface of the photovoltaic panel.

[0026] Preferably, a smart water meter 12 is provided on one side of the water pipe connected to the water pump 8. The smart water meter monitors the water consumption and regularly feeds the data back to the control computer.

[0027] In addition, the present invention also discloses a method for cleaning an integrated irrigation device applicable to an agricultural photovoltaic complementary power station, which is characterized by comprising the following steps: Step 1: Install the support frame: Install the support frame 1 on the front side of the upper edge of the photovoltaic panel to ensure that it is stable and reliable; Step 2: Install a cleaning device on the top of the support frame 1, including a water supply mechanism 2, a driving mechanism 3 and a wiper mechanism 4. Install a guide groove 5 in front of the water supply mechanism 2 to ensure that the lower end of the guide groove 5 is connected to the upper edge of the photovoltaic panel. Install a wiper rod 4.1 on the guide rail 6 to ensure that one side of the wiper rod 4.1 is connected to the wiper plate 4.2. Step 3: Install multiple DC nozzles 7 in the guide groove 5, ensure that the water supply end of the DC nozzle 7 is connected to the water pump 8 through a water pipe, the water pump 8 is connected to the water source, install the water collection trough 9 at the bottom of the photovoltaic panel, ensure that the bottom plate of the water collection trough 9 is connected to one end of the plastic pipe 10, and connect the other end of the plastic pipe 10 to the controllable nozzle 11; Step 4: Start the cleaning program through the control room computer or controller 2.1. After receiving the start signal, the controller 2.1 controls the drive mechanism 3 and the water pump 8 to start; Step 5: The water pump 8 draws water from the water source and transports the water to the guide groove 5 through the water pipe. The DC nozzle 7 in the guide groove 5 sprays the water evenly onto the surface of the photovoltaic panel; Step 6: Wiping and cleaning: The driving mechanism 3 drives the wiper rod 4.1 to move along the guide rail 6, and the wiper blade 4.2 adheres to the upper surface of the photovoltaic panel to scrape off dirt and moisture; Step 7: The cleaned water flows into the water collection tank 9, and the plastic pipe 10 on the bottom plate of the water collection tank 9 transports the water to the controllable nozzle 11, and the controllable nozzle 11 sprays the water evenly into the farmland to realize the reuse of water resources; Step 8: Monitor water consumption through the smart water meter 11 to ensure the normal operation of the irrigation system, and adjust the irrigation time and water volume through the control room computer or controller 2.1. Adjust the system water consumption by irregularly counting the feedback of the soil moisture sensor and the cleanliness of the photovoltaic panels.

[0028] The above embodiments are only preferred technical solutions of the present invention and should not be regarded as limiting the present invention. The protection scope of the present invention shall be the technical solutions recorded in the claims, including equivalent replacement solutions of the technical features in the technical solutions recorded in the claims. That is, equivalent replacement improvements within this scope are also within the protection scope of the present invention.

Claims

1. A cleaning and irrigation integrated device suitable for an agricultural photovoltaic complementary power station, comprising a support frame (1), characterized in that: The support frame (1) is arranged on the front side of the upper edge of the photovoltaic panel. A cleaning device is arranged on the top of the support frame (1). The cleaning device comprises a water supply mechanism (2), a driving mechanism (3) and a wiper mechanism (4). The driving mechanism (3) is arranged outside one side of the water supply mechanism (2). A guide rail (6) is arranged at the output end of the driving mechanism (3). The guide rail (6) is connected to one end of the wiper mechanism (4). The wiper mechanism (4) is attached to the upper surface of the photovoltaic panel. A water collection trough (9) is arranged below the photovoltaic panel. The bottom plate of the water collection trough (9) is connected to one end of a plastic pipe (10). A controllable nozzle (11) is arranged at the other end of the plastic pipe (10).

2. The cleaning and irrigation integrated device suitable for an agricultural-photovoltaic complementary power station according to claim 1, characterized in that: A guide groove (5) is provided at the front of the water supply mechanism (2), the lower end of the guide groove (5) is connected to the upper edge of the photovoltaic panel, and the guide rail (6) is provided at the upper end of the guide groove (5).

3. The cleaning and irrigation integrated device suitable for an agricultural-photovoltaic complementary power station according to claim 2, characterized in that: A plurality of direct current nozzles (7) are arranged in the guide groove (5); a water supply end of the direct current nozzle (7) is connected to a water pump (8) via a water pipe (14); and the water pump (8) is connected to a water source (13).

4. The cleaning and irrigation integrated device suitable for an agricultural-photovoltaic complementary power station according to claim 1, characterized in that: The driving mechanism (3) is driven by electricity generated by the photovoltaic panel.

5. The cleaning and irrigation integrated device suitable for an agricultural-photovoltaic complementary power station according to claim 1, characterized in that: The water supply mechanism (2) is provided with a controller, and the controller is connected to a computer in a control room via a wireless transceiver.

6. The cleaning and irrigation integrated device suitable for an agricultural-photovoltaic complementary power station according to claim 5, characterized in that: The controller controls the start and stop of the driving mechanism (3) and the water pump (8), and is powered by electricity generated by the photovoltaic panel.

7. The cleaning and irrigation integrated device suitable for an agricultural-photovoltaic complementary power station according to claim 1, characterized in that: The wiper mechanism (4) comprises a wiper rod (4.1) and a wiper plate (4.2); one end of the wiper rod (4.1) is connected to a guide rail (6), and one side of the wiper rod (4.1) is connected to the wiper plate (4.2).

8. The cleaning and irrigation integrated device suitable for an agricultural-photovoltaic complementary power station according to claim 7, characterized in that: The wiper rod (4.1) is made of a hard metal material, and the wiper plate (4.2) is made of a flexible material.

9. The cleaning and irrigation integrated device suitable for an agricultural-photovoltaic complementary power station according to claim 3, characterized in that: A smart water meter (12) is provided on one side of the water pump (8) connected to the water pipe.

10. A method for cleaning an integrated irrigation device applicable to an agricultural photovoltaic complementary power station according to any one of claims 1 to 9, characterized in that: The following steps are involved: Step 1: Install the support frame: Install the support frame (1) on the front side of the upper edge of the photovoltaic panel to ensure that it is stable and reliable; Step 2: Install a cleaning device on the top of the support frame (1), including a water supply mechanism (2), a driving mechanism (3) and a wiper mechanism (4); install a guide groove (5) on the front of the water supply mechanism (2), ensure that the lower end of the guide groove (5) is connected to the upper edge of the photovoltaic panel; install a wiper rod (4.1) on the guide rail (6), ensure that one side of the wiper rod (4.1) is connected to the wiper plate (4.2); Step 3: Install a plurality of DC nozzles (7) in the guide groove (5), ensure that the water supply end of the DC nozzle (7) is connected to the water pump (8) through a water pipe, the water pump (8) is connected to the water source, install a water collection trough (9) at the bottom edge of the photovoltaic panel, ensure that the bottom plate of the water collection trough (9) is connected to one end of the plastic pipe (10), and connect the other end of the plastic pipe (10) to the controllable nozzle (11); Step 4: starting the cleaning program through the control room computer or controller (2.1); after receiving the start signal, the controller (2.1) controls the driving mechanism (3) and the water pump (8) to start; Step 5: The water pump (8) draws water from the water source and transports the water to the diversion groove (5) through the water pipe, and the DC nozzle (7) in the diversion groove (5) sprays the water evenly onto the surface of the photovoltaic panel; Step 6: Wiping and cleaning: The driving mechanism (3) drives the wiper rod (4.1) to move along the guide rail (6), and the wiper blade (4.2) is attached to the upper surface of the photovoltaic panel to scrape away dirt and moisture; Step 7: The cleaned water flows into the water collection trough (9), and the plastic pipe (10) on the bottom plate of the water collection trough (9) transports the water to the controllable nozzle (11), and the controllable nozzle (11) sprays the water evenly into the farmland, thereby realizing the reuse of water resources; Step 8: Monitor water consumption through the smart water meter (11) to ensure the normal operation of the irrigation system, and adjust the irrigation time and water volume through the control room computer or controller (2.1).

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