Autonomous flight type high-pressure photovoltaic cleaning device and cleaning method

Abstract

The invention provides an autonomous flight type high-pressure photovoltaic cleaning device and a cleaning method, and relates to the technical field of photovoltaic module cleaning, the autonomous flight type high-pressure photovoltaic cleaning device comprises a flight mechanism, an energy mechanism and a cleaning mechanism, the energy mechanism is arranged at the top of the flight mechanism, and the cleaning mechanism is rotatably arranged at the bottom of the flight mechanism; the flying mechanism carries the solar mechanism and the cleaning mechanism to fly and move to be aligned with the photovoltaic module, and the energy mechanism absorbs solar light when the cleaning device flies and converts the solar light into electric energy for the flying mechanism and the cleaning mechanism. The cleaning mechanism automatically adjusts the angle to be aligned with the photovoltaic module for cleaning, a mechanical cleaning mode is adopted, the labor input is saved, the cleaning efficiency is improved, the photovoltaic module can be cleaned regularly, the implementation cost is reduced, and the maintenance frequency is increased.

Description

Technical Field

[0001] The present invention relates to the technical field of photovoltaic component cleaning, and in particular to an autonomous flying high-pressure photovoltaic cleaning device and a cleaning method. Background Art

[0002] Solar energy is a renewable energy source. It refers to the thermal radiation energy of the sun. Its main manifestation is commonly known as sunlight. In modern times, it is generally used to generate electricity or provide energy for water heaters.

[0003] Photovoltaic modules are power generation devices that generate direct current when exposed to sunlight. They are composed of solid photovoltaic cells made almost entirely of semiconductor materials. Simple photovoltaic cells can provide energy for watches and computers, while more complex photovoltaic systems can provide lighting for houses, traffic lights and monitoring systems, and be connected to the power grid.

[0004] The existing photovoltaic module cleaning adopts manual methods, which has low cleaning efficiency and is difficult to perform at sea. Human resources in offshore areas are limited, labor costs are high, and modules are frequently dirty and need to be cleaned at irregular intervals. The method of using cleaning robots or drones for cleaning has high implementation costs, frequent equipment maintenance, and poor economic efficiency. Summary of the invention

[0005] The present invention provides an autonomous flying high-pressure photovoltaic cleaning device and a cleaning method, which are used to solve the defects in the prior art.

[0006] The present invention provides an autonomous flying high-pressure photovoltaic cleaning device and a cleaning method, comprising: a flying mechanism, a solar panel mechanism, and a cleaning mechanism. The solar panel mechanism is arranged on the top of the flying mechanism, and the cleaning mechanism is rotatably arranged on the bottom of the flying mechanism.

[0007] Preferably, the flying mechanism includes a loading platform, a plurality of extension arms are respectively arranged around the loading platform, a motor is arranged at the bottom of the outer end of the extension arm, a rotor is arranged at the top of the outer end of the extension arm, the rotor is transmission-connected to the motor, and support frames are symmetrically arranged on both sides of the loading platform, a fixed plate is arranged at the bottom of the support frame, a plurality of buffer cavities are opened in the fixed plate, a buffer plate is arranged in the buffer cavity, a buffer column is arranged at the bottom of the buffer plate, the buffer column passes through the buffer cavity, a support plate is arranged at the bottom of the buffer column, a buffer spring is sleeved on the buffer column between the fixed plate and the support plate, and a buffer damper is also arranged between the fixed plate and the support plate.

[0008] Preferably, the solar panel mechanism includes a solar panel, and the solar panel is fixedly and horizontally arranged on the top of the loading platform. A battery and a controller are arranged on the bottom of the loading platform, and the solar panel is electrically connected to the battery and the controller.

[0009] Preferably, the cleaning mechanism comprises gas rods, two of the gas rods are fixedly arranged at the bottom of the flying mechanism, the telescopic ends of the gas rods are arranged facing downward, and the telescopic ends of the two gas rods are hingedly provided with cleaning components.

[0010] Preferably, the cleaning assembly comprises a fixed circular frame, a liquid storage tank and a driving module are arranged on the top of the fixed circular frame, a rotating column is rotatably arranged inside the central part of the fixed circular frame, a rolling bearing is arranged between the rotating column and the inner wall of the fixed circular frame, a sealing ring 1 is arranged above the rolling bearing, a rotating joint is arranged in the top center of the rotating column, a liquid passage cavity opened in the rotating joint is communicated with the liquid passage cavity opened in the rotating column, the rotating joint is communicated with the liquid storage tank through a pipeline, the driving module is transmission-connected with the part of the rotating column extending out of the top of the fixed circular frame, a liquid dispensing tube is fixedly arranged on the part of the rotating column extending out of the bottom of the fixed circular frame, liquid dispersion tubes are arranged at both ends of the liquid dispensing tube, the liquid dispensing tubes are respectively communicated with the liquid passage cavity opened in the rotating joint and the liquid dispersion tube, and a plurality of high-pressure liquid spray heads are arranged at equal intervals on the bottom of the liquid dispersion tube.

[0011] Preferably, a cleaning method of an autonomous flying high-pressure photovoltaic cleaning device is applied to the autonomous flying high-pressure photovoltaic cleaning device, characterized in that the cleaning method comprises the following steps: S1. Turn on the power switch on the control module; S2. Setting the target photovoltaic components to be cleaned on the control module; S3, starting multiple motors on the control module; S4, wait and ensure that multiple motors start normally, and all rotors rotate uniformly before the cleaning device takes off; S5, the cleaning device flies to the target photovoltaic module, and the control module drives the extension of the two gas rods to adjust the high-pressure liquid spray head to an angle aimed at the target photovoltaic module; S6, the control module controls the operation of the water pump in the liquid storage tank; S7, multiple high-pressure spray heads aim at the target photovoltaic modules and spray cleaning liquid; S8. After the control module determines that the cleaning is completed, the control module controls the cleaning device to return.

[0012] The present invention has the following beneficial effects: The mechanical cleaning method is adopted, which saves labor input, improves cleaning efficiency, can clean photovoltaic modules at a fixed time, reduces implementation costs, and increases maintenance frequency; the entire cleaning device can move and fly in the air, reducing the obstruction of the terrain to the cleaning device, so that the cleaning device can face more complex environments and clean photovoltaic modules more efficiently. When the cleaning device lands on the ground, the vibration generated by the cleaning device when it lands is buffered to prevent damage and instability to the cleaning device caused by excessive vibration during landing; it not only reasonably utilizes solar energy and saves resources, but also solves the energy demand for the cleaning device and reduces energy costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the overall structure provided by an embodiment of the present invention; Figure 2 It is a schematic diagram of a partial cross-sectional structure provided by an embodiment of the present invention; Figure 3 is a schematic diagram of the structure of a cleaning component provided by an embodiment of the present invention; Figure 4 It is a schematic flow chart of the cleaning method provided by an embodiment of the present invention.

[0015] Reference numerals: 1. Flying mechanism; 11. Carrying platform; 12. Extension arm; 13. Motor; 14. Rotor; 15. Support frame; 16. Fixed plate; 161. Buffer chamber; 162. Buffer plate; 163. Buffer column; 164. Buffer spring; 165. Buffer damper; 17. Support plate; 2. Energy mechanism; 21. Solar panel; 22. Battery; 3. Cleaning mechanism; 31. Gas rod; 32. Cleaning assembly; 321. Fixed round frame; 322. Liquid storage tank; 323. Drive module; 324. Rotating column; 325. Rolling bearing; 326. Sealing ring 1; 327. Rotating joint; 328. Liquid chamber; 329. Liquid dispensing pipe; 330. Liquid dispersion pipe; 331. High-pressure liquid spray head. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be clearly and completely described below in conjunction with the drawings of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] In addition, in the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes, and do not specifically refer to the order or sequence, nor are they used to limit the present invention. They are only used to distinguish components or operations described with the same technical terms, and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions and technical features between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0018] The present invention provides the following embodiments Example 1 The embodiment of the present invention provides an autonomous flying high-pressure photovoltaic cleaning device and cleaning method, such as Figure 1-Figure 3 As shown, it includes: a flying mechanism 1, an energy mechanism 2, and a cleaning mechanism 3. The energy mechanism 2 is arranged on the top of the flying mechanism 1, and the cleaning mechanism 3 is rotatably arranged on the bottom of the flying mechanism 1.

[0019] The working principle and beneficial effects of the above technical solution are as follows: the flying mechanism 1 carries the solar energy mechanism and the cleaning mechanism 3 to fly and move to align with the photovoltaic module. The energy mechanism 2 absorbs solar light when the cleaning device is flying and converts it into electrical energy for the flying mechanism 1 and the cleaning mechanism 3 to function. When the flying mechanism 1 brings the cleaning device to the photovoltaic module, the cleaning mechanism 3 self-adjusts the angle to align with the photovoltaic module for cleaning. A mechanical cleaning method is adopted, which saves labor input and improves cleaning efficiency. The photovoltaic module can be cleaned at a regular interval, which reduces implementation costs and increases maintenance frequency.

[0020] Example 2 On the basis of Example 1, Figure 1-Figure 3As shown, the flight mechanism 1 includes a loading platform 11, and a plurality of extension arms 12 are respectively arranged around the loading platform 11, a motor 13 is arranged at the bottom of the outer end of the extension arm 12, and a rotor 14 is arranged at the top of the outer end of the extension arm 12, and the rotor 14 is transmission-connected to the motor 13, and support frames 15 are symmetrically arranged on both sides of the loading platform 11, and a fixing plate 16 is arranged at the bottom of the support frame 15, and a plurality of buffer cavities 161 are opened in the fixing plate 16, and a buffer plate 162 is arranged in the buffer cavity 161, and a buffer column 163 is arranged at the bottom of the buffer plate 162, and the buffer column 163 passes through the buffer cavity 161, and a support plate 17 is arranged at the bottom of the buffer column 163, and a buffer spring 164 is sleeved on the buffer column 163 between the fixing plate 16 and the support plate 17.

[0021] The working principle and beneficial effects of the above technical solution are as follows: the loading platform 11 performs multiple load-bearing fixations on the extension arm 12, each extension arm 12 supports and bears the motor 13 and the rotor 14, and the multiple motors 13 synchronously drive the rotor 14 to rotate, so that the entire cleaning device can move and fly in the air, reducing the obstruction of the terrain to the cleaning device, so that the cleaning device can face a more complex environment and clean the photovoltaic components more efficiently, the loading platform 11 fixes the support frame 15, the support frame 15 fixes the fixed plate 16, the buffer cavity 161 opened in the buffer plate 162 limits the buffer plate 162 in the horizontal direction, the buffer plate 162 fixes the buffer column 163, and the buffer column 163 fixes the support plate 17, the buffer spring 164 buffers the fixed plate 16 and the support plate 17 when the buffer plate 162 moves up and down in the buffer cavity 161, and when the cleaning device lands on the ground, the buffer spring 164 buffers the vibration generated when the cleaning device lands, preventing excessive vibration during landing from causing damage and instability to the cleaning device.

[0022] Example 3 On the basis of Example 2, Figure 1-Figure 3 As shown, the energy mechanism 2 includes a solar panel 21, which is fixed and horizontally arranged on the top of the loading platform 11. A battery 22 and a controller are arranged at the bottom of the loading platform 11, and the solar panel 21 is electrically connected to the battery 22 and the controller.

[0023] The working principle and beneficial effects of the above technical solution are as follows: the loading platform 11 fixes the solar panel 21 and the battery 22, the solar panel 21 converts solar energy into electrical energy and stores it in the battery 22, and the electrical energy stored in the battery 22 supplies energy to the electric mechanism 13 in the cleaning device under the control and regulation of the controller. The energy mechanism 2 not only reasonably utilizes solar energy and saves resources, but also solves the energy demand for the cleaning device and reduces energy costs.

[0024] Example 4 On the basis of Example 3, Figure 1-Figure 3 As shown, the cleaning mechanism 3 includes an air rod 31, two of the air rods 31 are fixedly arranged at the bottom of the flying mechanism 1, the telescopic ends of the air rods 31 are arranged facing downward, and the telescopic ends of the two air rods 31 are hingedly provided with a cleaning assembly 32.

[0025] The working principle and beneficial effects of the above technical solution are as follows: the loading platform 11 fixes and supports the two gas rods 31, and the two gas rods 31 are extended or shortened respectively under the control of the controller, so that the cleaning mechanism 3 is aligned with the position of the photovoltaic module that needs to be cleaned, and the photovoltaic module is cleaned, which facilitates the reasonable cleaning of the parts that need to be cleaned and improves the cleaning efficiency.

[0026] Example 5 On the basis of Example 4, Figure 1-Figure 3 As shown, the cleaning assembly 32 includes a fixed round frame 321, a liquid storage box 322 and a driving module 323 are arranged on the top of the fixed round frame 321, a rotating column 324 is rotatably arranged in the center of the fixed round frame 321, a rolling bearing 325 is arranged between the rotating column 324 and the inner wall of the fixed round frame 321, a sealing ring 326 is arranged above the rolling bearing 325, a rotating joint 327 is arranged at the top center of the rotating column 324, and a liquid passage cavity 328 opened in the rotating joint 327 is connected to the liquid passage cavity 328 opened in the rotating column 324 The rotating joint 327 is connected to the liquid storage box 322 through a pipeline, the driving module 323 is transmission-connected with the part of the rotating column 324 extending from the top of the fixed circular frame 321, and the part of the rotating column 324 extending from the bottom of the fixed circular frame 321 is fixedly provided with a liquid distribution tube 329, and liquid dispersion tubes 330 are provided at both ends of the liquid distribution tube 329, and the liquid distribution tube 329 is respectively connected with the liquid passage cavity 328 opened in the rotating joint 327 and the liquid dispersion tube 330, and a plurality of high-pressure liquid spray heads 331 are evenly spaced at the bottom of the liquid dispersion tube 330.

[0027] The working principle and beneficial effects of the above technical solution are as follows: the two gas rods 31 limit and fix the fixed circular frame 321 through the hinge structure, the fixed circular frame 321 supports the liquid storage box 322 and the driving module 323, the fixed circular frame 321 limits the rotation of the rotating column 324, and the rolling bearing 325 converts the friction between the rotating column 324 and the fixed circular frame 321 into rolling friction when the rotating column 324 rotates again, thereby reducing the friction between the rotating column 324 and the fixed circular frame 321 and improving the service life of the rotating column 324 and the fixed circular frame 321. The sealing ring 326 seals the top contacting part of the rotating column 324 and the fixed circular frame 321 to prevent external debris from entering the rotating column 324 when it rotates. The cleaning liquid in the liquid storage tank 322 enters the liquid dispensing tube 329 from the pipeline through the overnight chamber in the rotating joint 327 and the liquid dispensing chamber 328 in the rotating column 324. The liquid dispensing tube 329 distributes the liquid to the liquid dispensing tubes 330 at both ends. The high-pressure liquid spraying head 331 on the liquid dispensing tube 330 sprays the cleaning liquid onto the photovoltaic module under high pressure to clean various parts of the photovoltaic module.

[0028] Example 6 A cleaning method for an autonomous flying high-pressure photovoltaic cleaning device is applied to the autonomous flying high-pressure photovoltaic cleaning device, such as Figure 4 As shown, it is characterized in that the cleaning method comprises the following steps: S1. Turn on the power switch on the control module; S2. Setting the target photovoltaic components to be cleaned on the control module; S3, starting multiple motors 13 on the control module; S4, waiting and ensuring that the multiple motors 13 start normally, and all the rotors 14 rotate uniformly before the cleaning device takes off; S5, the cleaning device flies to the target photovoltaic module, and the control module drives the extension of the two gas rods 31 to adjust the high-pressure liquid spray head 331 to an angle aimed at the target photovoltaic module; S6, the control module controls the operation of the water pump in the liquid storage tank 322; S7, multiple high-pressure liquid spray heads 331 aim at the target photovoltaic components and spray cleaning liquid; S8. After the control module determines that the cleaning is completed, the control module controls the cleaning device to return.

[0029] The working principle and beneficial effects of the above technical solution are as follows: turn on the power switch on the control module, set the target photovoltaic component to be cleaned on the control module, the control module controls multiple motors 13 to start, and the multiple motors 13 drive the corresponding rotors 14 to rotate, confirming that the multiple motors 13 and the corresponding rotors 14 are operating normally, the control module adjusts the angle of the rotor 14, the cleaning device takes off and flies to the target photovoltaic component and is within the cleaning range of the high-pressure spray head 331, the control module drives the extension of the two gas rods 31 to adjust the high-pressure spray head 331 to the angle aimed at the target photovoltaic component, the control module controls the water pump in the liquid storage tank 322 to run, and the cleaning liquid flows from the liquid storage tank 322 into the liquid passage cavity 328 of each component until the cleaning liquid is sprayed out from the multiple high-pressure spray heads 331, and after the control module determines that the cleaning of the target photovoltaic component is completed, the control module controls the angle of the rotor 14 to change, and the cleaning device changes the flight direction and returns.

[0030] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An autonomous flying high-pressure photovoltaic cleaning device, characterized in that: include: A flying mechanism (1), an energy mechanism (2), and a cleaning mechanism (3), wherein the energy mechanism (2) is arranged on the top of the flying mechanism (1), and the cleaning mechanism (3) is rotatably arranged on the bottom of the flying mechanism (1).

2. The autonomous flying high-pressure photovoltaic cleaning device according to claim 1, characterized in that: The flying mechanism (1) comprises a loading platform (11), a plurality of extension arms (12) are respectively arranged around the loading platform (11), a motor (13) is arranged at the bottom of the outer end of the extension arm (12), a rotor (14) is arranged at the top of the outer end of the extension arm (12), the rotor (14) is connected to the motor (13) in a transmission manner, and support frames (15) are symmetrically arranged on both sides of the loading platform (11), a fixing plate (16) is arranged at the bottom of the support frame (15), and a fixing plate (16) is provided inside the fixing plate (16). A plurality of buffer cavities (161), wherein a buffer plate (162) is arranged in the buffer cavity (161), a buffer column (163) is arranged at the bottom of the buffer plate (162), the buffer column (163) passes through the buffer cavity (161), a support plate (17) is arranged at the bottom of the buffer column (163), a buffer spring (164) is sleeved on the buffer column (163) between the fixed plate (16) and the support plate (17), and a buffer damper (165) is also arranged between the fixed plate (16) and the support plate (17).

3. The autonomous flying high-pressure photovoltaic cleaning device according to claim 2, characterized in that: The energy mechanism (2) comprises a solar panel (21), wherein the solar panel (21) is fixedly and horizontally arranged on the top of the loading platform (11), and a storage battery (22) and a controller are arranged on the bottom of the loading platform (11), and the solar panel (21) is electrically connected to the storage battery (22) and the controller.

4. The autonomous flying high-pressure photovoltaic cleaning device according to claim 3, characterized in that: The cleaning mechanism (3) comprises an air rod (31), wherein two of the air rods (31) are fixedly arranged at the bottom of the flying mechanism (1), the telescopic ends of the air rods (31) are arranged facing downward, and the telescopic ends of the two air rods (31) are provided with a hinged cleaning assembly (32).

5. The autonomous flying high-pressure photovoltaic cleaning device and cleaning method according to claim 4, characterized in that: The cleaning assembly (32) comprises a fixed round frame (321), a liquid storage box (322) and a driving module (323) are arranged on the top of the fixed round frame (321), a rotating column (324) is rotatably arranged in the center of the fixed round frame (321), a rolling bearing (325) is arranged between the rotating column (324) and the inner wall of the fixed round frame (321), a sealing ring (326) is arranged above the rolling bearing (325), a rotating joint (327) is arranged in the center of the top of the rotating column (324), and a liquid passage cavity (328) opened in the rotating joint (327) is rotatably connected to the liquid passage cavity (328) opened in the rotating column (324). ), the rotating joint (327) is connected to the liquid storage box (322) through a pipeline, the driving module (323) is transmission-connected to the portion of the rotating column (324) extending from the top of the fixed circular frame (321), the portion of the rotating column (324) extending from the bottom of the fixed circular frame (321) is fixedly provided with a liquid dispensing tube (329), both ends of the liquid dispensing tube (329) are provided with liquid dispersion tubes (330), the liquid dispensing tube (329) is respectively connected to the liquid passage cavity (328) provided in the rotating joint (327) and the liquid dispersion tube (330), and a plurality of high-pressure liquid spray heads (331) are evenly spaced at the bottom of the liquid dispersion tube (330).

6. A cleaning method for an autonomous flying high-pressure photovoltaic cleaning device, applied to an autonomous flying high-pressure photovoltaic cleaning device as claimed in any one of claims 1 to 5, characterized in that: The cleaning method includes the following steps: S1. Turn on the power switch on the control module; S2. Setting the target photovoltaic components to be cleaned on the control module; S3, starting multiple motors (13) on the control module; S4, waiting and ensuring that the multiple motors (13) are started normally, and all the rotors (14) rotate uniformly before the cleaning device takes off; S5, the cleaning device flies to the target photovoltaic module, and the control module drives the two gas rods (31) to extend to adjust the high-pressure liquid spray head (331) to an angle aligned with the target photovoltaic module; S6, the control module controls the operation of the water pump in the liquid storage tank (322); S7, multiple high-pressure liquid spray heads (331) aim at the target photovoltaic components and spray cleaning liquid; S8. After the control module determines that the cleaning is completed, the control module controls the cleaning device to return.

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